id	sid	tid	token	lemma	pos
ajst-31819	1	1	academic	academic	ADJ
ajst-31819	1	2	journal	journal	NOUN
ajst-31819	1	3	of	of	ADP
ajst-31819	1	4	science	science	NOUN
ajst-31819	1	5	and	and	CCONJ
ajst-31819	1	6	technology	technology	NOUN
ajst-31819	1	7	issn	issn	NOUN
ajst-31819	1	8	:	:	PUNCT
ajst-31819	1	9	2771	2771	NUM
ajst-31819	1	10	-	-	SYM
ajst-31819	1	11	3032	3032	NUM
ajst-31819	1	12	|	|	NOUN
ajst-31819	1	13	vol	vol	NOUN
ajst-31819	1	14	.	.	PROPN
ajst-31819	2	1	16	16	NUM
ajst-31819	2	2	,	,	PUNCT
ajst-31819	2	3	no	no	INTJ
ajst-31819	2	4	.	.	NOUN
ajst-31819	2	5	3	3	NUM
ajst-31819	2	6	,	,	PUNCT
ajst-31819	2	7	2025	2025	NUM
ajst-31819	2	8	13	13	NUM
ajst-31819	2	9	a	a	DET
ajst-31819	2	10	survey	survey	NOUN
ajst-31819	2	11	of	of	ADP
ajst-31819	2	12	smart	smart	ADJ
ajst-31819	2	13	antenna	antenna	NOUN
ajst-31819	2	14	technology	technology	NOUN
ajst-31819	2	15	:	:	PUNCT
ajst-31819	2	16	architectural	architectural	ADJ
ajst-31819	2	17	evolution	evolution	NOUN
ajst-31819	2	18	,	,	PUNCT
ajst-31819	2	19	performance	performance	NOUN
ajst-31819	2	20	comparison	comparison	NOUN
ajst-31819	2	21	,	,	PUNCT
ajst-31819	2	22	and	and	CCONJ
ajst-31819	2	23	future	future	ADJ
ajst-31819	2	24	challenges	challenge	NOUN
ajst-31819	2	25	xiaofan	xiaofan	PUNCT
ajst-31819	3	1	jia1	jia1	PROPN
ajst-31819	3	2	,	,	PUNCT
ajst-31819	3	3	jinglong	jinglong	ADJ
ajst-31819	3	4	yao1	yao1	PROPN
ajst-31819	3	5	and	and	CCONJ
ajst-31819	3	6	lingbo	lingbo	VERB
ajst-31819	3	7	li2	li2	PROPN
ajst-31819	3	8	1school	1school	NUM
ajst-31819	3	9	of	of	ADP
ajst-31819	3	10	information	information	NOUN
ajst-31819	3	11	science	science	NOUN
ajst-31819	3	12	and	and	CCONJ
ajst-31819	3	13	technology	technology	NOUN
ajst-31819	3	14	,	,	PUNCT
ajst-31819	3	15	xiamen	xiamen	PROPN
ajst-31819	3	16	university	university	PROPN
ajst-31819	3	17	tan	tan	PROPN
ajst-31819	3	18	kah	kah	PROPN
ajst-31819	3	19	kee	kee	PROPN
ajst-31819	3	20	college	college	PROPN
ajst-31819	3	21	,	,	PUNCT
ajst-31819	3	22	zhangzhou	zhangzhou	PROPN
ajst-31819	3	23	363123	363123	NUM
ajst-31819	3	24	,	,	PUNCT
ajst-31819	3	25	fujian	fujian	PROPN
ajst-31819	3	26	,	,	PUNCT
ajst-31819	3	27	china	china	PROPN
ajst-31819	3	28	2sinopec	2sinopec	NUM
ajst-31819	3	29	petroleum	petroleum	NOUN
ajst-31819	3	30	engineering	engineering	PROPN
ajst-31819	3	31	zhongyuan	zhongyuan	PROPN
ajst-31819	3	32	co.	co.	PROPN
ajst-31819	3	33	,ltd	,ltd	PROPN
ajst-31819	3	34	.	.	PROPN
ajst-31819	3	35	,	,	PUNCT
ajst-31819	3	36	zhengzhou	zhengzhou	PROPN
ajst-31819	3	37	450046	450046	NUM
ajst-31819	3	38	,	,	PUNCT
ajst-31819	3	39	henan	henan	PROPN
ajst-31819	3	40	,	,	PUNCT
ajst-31819	3	41	china	china	PROPN
ajst-31819	3	42	abstract	abstract	NOUN
ajst-31819	3	43	:	:	PUNCT
ajst-31819	3	44	smart	smart	ADJ
ajst-31819	3	45	antenna	antenna	NOUN
ajst-31819	3	46	technology	technology	NOUN
ajst-31819	3	47	,	,	PUNCT
ajst-31819	3	48	a	a	DET
ajst-31819	3	49	critical	critical	ADJ
ajst-31819	3	50	innovation	innovation	NOUN
ajst-31819	3	51	in	in	ADP
ajst-31819	3	52	wireless	wireless	ADJ
ajst-31819	3	53	communications	communication	NOUN
ajst-31819	3	54	,	,	PUNCT
ajst-31819	3	55	significantly	significantly	ADV
ajst-31819	3	56	enhances	enhance	VERB
ajst-31819	3	57	system	system	NOUN
ajst-31819	3	58	performance	performance	NOUN
ajst-31819	3	59	through	through	ADP
ajst-31819	3	60	dynamic	dynamic	ADJ
ajst-31819	3	61	beamforming	beamforming	NOUN
ajst-31819	3	62	and	and	CCONJ
ajst-31819	3	63	spatial	spatial	ADJ
ajst-31819	3	64	filtering	filtering	NOUN
ajst-31819	3	65	.	.	PUNCT
ajst-31819	4	1	it	it	PRON
ajst-31819	4	2	effectively	effectively	ADV
ajst-31819	4	3	addresses	address	VERB
ajst-31819	4	4	limitations	limitation	NOUN
ajst-31819	4	5	of	of	ADP
ajst-31819	4	6	traditional	traditional	ADJ
ajst-31819	4	7	antennas	antenna	NOUN
ajst-31819	4	8	in	in	ADP
ajst-31819	4	9	anti	anti	ADJ
ajst-31819	4	10	-	-	ADJ
ajst-31819	4	11	interference	interference	ADJ
ajst-31819	4	12	capability	capability	NOUN
ajst-31819	4	13	,	,	PUNCT
ajst-31819	4	14	spectrum	spectrum	NOUN
ajst-31819	4	15	utilization	utilization	NOUN
ajst-31819	4	16	efficiency	efficiency	NOUN
ajst-31819	4	17	,	,	PUNCT
ajst-31819	4	18	and	and	CCONJ
ajst-31819	4	19	coverage	coverage	NOUN
ajst-31819	4	20	flexibility	flexibility	NOUN
ajst-31819	4	21	,	,	PUNCT
ajst-31819	4	22	making	make	VERB
ajst-31819	4	23	it	it	PRON
ajst-31819	4	24	a	a	DET
ajst-31819	4	25	fundamental	fundamental	ADJ
ajst-31819	4	26	component	component	NOUN
ajst-31819	4	27	of	of	ADP
ajst-31819	4	28	fifthgeneration	fifthgeneration	NOUN
ajst-31819	4	29	(	(	PUNCT
ajst-31819	4	30	5	5	NUM
ajst-31819	4	31	g	g	NOUN
ajst-31819	4	32	)	)	PUNCT
ajst-31819	4	33	and	and	CCONJ
ajst-31819	4	34	future	future	ADJ
ajst-31819	4	35	mobile	mobile	ADJ
ajst-31819	4	36	communication	communication	NOUN
ajst-31819	4	37	systems	system	NOUN
ajst-31819	4	38	.	.	PUNCT
ajst-31819	5	1	this	this	DET
ajst-31819	5	2	paper	paper	NOUN
ajst-31819	5	3	systematically	systematically	ADV
ajst-31819	5	4	reviews	review	VERB
ajst-31819	5	5	the	the	DET
ajst-31819	5	6	primary	primary	ADJ
ajst-31819	5	7	technical	technical	ADJ
ajst-31819	5	8	approaches	approach	NOUN
ajst-31819	5	9	in	in	ADP
ajst-31819	5	10	smart	smart	ADJ
ajst-31819	5	11	antenna	antenna	NOUN
ajst-31819	5	12	research	research	NOUN
ajst-31819	5	13	,	,	PUNCT
ajst-31819	5	14	focusing	focus	VERB
ajst-31819	5	15	on	on	ADP
ajst-31819	5	16	three	three	NUM
ajst-31819	5	17	mainstream	mainstream	NOUN
ajst-31819	5	18	implementations	implementation	NOUN
ajst-31819	5	19	:	:	PUNCT
ajst-31819	5	20	switched	switch	VERB
ajst-31819	5	21	-	-	PUNCT
ajst-31819	5	22	beam	beam	NOUN
ajst-31819	5	23	,	,	PUNCT
ajst-31819	5	24	adaptive	adaptive	ADJ
ajst-31819	5	25	beamforming	beamforming	NOUN
ajst-31819	5	26	,	,	PUNCT
ajst-31819	5	27	and	and	CCONJ
ajst-31819	5	28	hybrid	hybrid	ADJ
ajst-31819	5	29	architectures	architecture	NOUN
ajst-31819	5	30	.	.	PUNCT
ajst-31819	6	1	a	a	DET
ajst-31819	6	2	comprehensive	comprehensive	ADJ
ajst-31819	6	3	analysis	analysis	NOUN
ajst-31819	6	4	and	and	CCONJ
ajst-31819	6	5	comparison	comparison	NOUN
ajst-31819	6	6	of	of	ADP
ajst-31819	6	7	their	their	PRON
ajst-31819	6	8	technical	technical	ADJ
ajst-31819	6	9	principles	principle	NOUN
ajst-31819	6	10	,	,	PUNCT
ajst-31819	6	11	performance	performance	NOUN
ajst-31819	6	12	characteristics	characteristic	NOUN
ajst-31819	6	13	,	,	PUNCT
ajst-31819	6	14	and	and	CCONJ
ajst-31819	6	15	application	application	NOUN
ajst-31819	6	16	scenarios	scenario	NOUN
ajst-31819	6	17	are	be	AUX
ajst-31819	6	18	provided	provide	VERB
ajst-31819	6	19	.	.	PUNCT
ajst-31819	7	1	based	base	VERB
ajst-31819	7	2	on	on	ADP
ajst-31819	7	3	the	the	DET
ajst-31819	7	4	examination	examination	NOUN
ajst-31819	7	5	and	and	CCONJ
ajst-31819	7	6	synthesis	synthesis	NOUN
ajst-31819	7	7	of	of	ADP
ajst-31819	7	8	existing	exist	VERB
ajst-31819	7	9	work	work	NOUN
ajst-31819	7	10	,	,	PUNCT
ajst-31819	7	11	potential	potential	ADJ
ajst-31819	7	12	future	future	ADJ
ajst-31819	7	13	research	research	NOUN
ajst-31819	7	14	directions	direction	NOUN
ajst-31819	7	15	for	for	ADP
ajst-31819	7	16	smart	smart	ADJ
ajst-31819	7	17	antenna	antenna	NOUN
ajst-31819	7	18	technology	technology	NOUN
ajst-31819	7	19	are	be	AUX
ajst-31819	7	20	also	also	ADV
ajst-31819	7	21	proposed	propose	VERB
ajst-31819	7	22	.	.	PUNCT
ajst-31819	8	1	keywords	keyword	NOUN
ajst-31819	8	2	:	:	PUNCT
ajst-31819	8	3	smart	smart	ADJ
ajst-31819	8	4	antennas	antenna	NOUN
ajst-31819	8	5	;	;	PUNCT
ajst-31819	8	6	switched	switch	VERB
ajst-31819	8	7	-	-	PUNCT
ajst-31819	8	8	beam	beam	NOUN
ajst-31819	8	9	antenna	antenna	NOUN
ajst-31819	8	10	;	;	PUNCT
ajst-31819	8	11	adaptive	adaptive	ADJ
ajst-31819	8	12	beamforming	beamforming	NOUN
ajst-31819	8	13	antenna	antenna	NOUN
ajst-31819	8	14	;	;	PUNCT
ajst-31819	8	15	hybrid	hybrid	ADJ
ajst-31819	8	16	architecture	architecture	NOUN
ajst-31819	8	17	antenna	antenna	NOUN
ajst-31819	8	18	.	.	PUNCT
ajst-31819	9	1	1	1	X
ajst-31819	9	2	.	.	X
ajst-31819	9	3	introduction	introduction	NOUN
ajst-31819	9	4	smart	smart	ADJ
ajst-31819	9	5	antennas	antenna	NOUN
ajst-31819	9	6	represent	represent	VERB
ajst-31819	9	7	a	a	DET
ajst-31819	9	8	groundbreaking	groundbreake	VERB
ajst-31819	9	9	technological	technological	ADJ
ajst-31819	9	10	innovation	innovation	NOUN
ajst-31819	9	11	in	in	ADP
ajst-31819	9	12	the	the	DET
ajst-31819	9	13	field	field	NOUN
ajst-31819	9	14	of	of	ADP
ajst-31819	9	15	wireless	wireless	ADJ
ajst-31819	9	16	communications	communication	NOUN
ajst-31819	9	17	.	.	PUNCT
ajst-31819	10	1	evolving	evolve	VERB
ajst-31819	10	2	from	from	ADP
ajst-31819	10	3	conventional	conventional	ADJ
ajst-31819	10	4	antenna	antenna	NOUN
ajst-31819	10	5	systems	system	NOUN
ajst-31819	10	6	through	through	ADP
ajst-31819	10	7	the	the	DET
ajst-31819	10	8	integration	integration	NOUN
ajst-31819	10	9	of	of	ADP
ajst-31819	10	10	intelligent	intelligent	ADJ
ajst-31819	10	11	processing	processing	NOUN
ajst-31819	10	12	capabilities	capability	NOUN
ajst-31819	10	13	,	,	PUNCT
ajst-31819	10	14	this	this	DET
ajst-31819	10	15	new	new	ADJ
ajst-31819	10	16	type	type	NOUN
ajst-31819	10	17	of	of	ADP
ajst-31819	10	18	antenna	antenna	NOUN
ajst-31819	10	19	system	system	NOUN
ajst-31819	10	20	marks	mark	VERB
ajst-31819	10	21	a	a	DET
ajst-31819	10	22	significant	significant	ADJ
ajst-31819	10	23	leap	leap	NOUN
ajst-31819	10	24	forward	forward	ADV
ajst-31819	10	25	.	.	PUNCT
ajst-31819	11	1	while	while	SCONJ
ajst-31819	11	2	its	its	PRON
ajst-31819	11	3	origins	origin	NOUN
ajst-31819	11	4	can	can	AUX
ajst-31819	11	5	be	be	AUX
ajst-31819	11	6	traced	trace	VERB
ajst-31819	11	7	back	back	ADV
ajst-31819	11	8	to	to	ADP
ajst-31819	11	9	early	early	ADJ
ajst-31819	11	10	adaptive	adaptive	ADJ
ajst-31819	11	11	antenna	antenna	NOUN
ajst-31819	11	12	arrays	array	VERB
ajst-31819	11	13	,	,	PUNCT
ajst-31819	11	14	smart	smart	ADJ
ajst-31819	11	15	antennas	antenna	NOUN
ajst-31819	11	16	have	have	AUX
ajst-31819	11	17	achieved	achieve	VERB
ajst-31819	11	18	a	a	DET
ajst-31819	11	19	transformative	transformative	ADJ
ajst-31819	11	20	shift	shift	NOUN
ajst-31819	11	21	from	from	ADP
ajst-31819	11	22	“	"	PUNCT
ajst-31819	11	23	fixed	fix	VERB
ajst-31819	11	24	”	"	PUNCT
ajst-31819	11	25	to	to	ADP
ajst-31819	11	26	“	"	PUNCT
ajst-31819	11	27	smart	smart	ADJ
ajst-31819	11	28	”	"	PUNCT
ajst-31819	11	29	functionality	functionality	NOUN
ajst-31819	11	30	by	by	ADP
ajst-31819	11	31	incorporating	incorporate	VERB
ajst-31819	11	32	advanced	advanced	ADJ
ajst-31819	11	33	digital	digital	ADJ
ajst-31819	11	34	signal	signal	NOUN
ajst-31819	11	35	processing	processing	NOUN
ajst-31819	11	36	algorithms	algorithm	NOUN
ajst-31819	11	37	and	and	CCONJ
ajst-31819	11	38	intelligent	intelligent	ADJ
ajst-31819	11	39	control	control	NOUN
ajst-31819	11	40	technologies	technology	NOUN
ajst-31819	11	41	.	.	PUNCT
ajst-31819	12	1	the	the	DET
ajst-31819	12	2	core	core	NOUN
ajst-31819	12	3	advantage	advantage	NOUN
ajst-31819	12	4	of	of	ADP
ajst-31819	12	5	smart	smart	ADJ
ajst-31819	12	6	antenna	antenna	NOUN
ajst-31819	12	7	systems	system	NOUN
ajst-31819	12	8	lies	lie	VERB
ajst-31819	12	9	in	in	ADP
ajst-31819	12	10	their	their	PRON
ajst-31819	12	11	unique	unique	ADJ
ajst-31819	12	12	triple	triple	ADJ
ajst-31819	12	13	-	-	PUNCT
ajst-31819	12	14	layer	layer	NOUN
ajst-31819	12	15	intelligence	intelligence	NOUN
ajst-31819	12	16	.	.	PUNCT
ajst-31819	13	1	firstly	firstly	ADV
ajst-31819	13	2	,	,	PUNCT
ajst-31819	13	3	they	they	PRON
ajst-31819	13	4	possess	possess	VERB
ajst-31819	13	5	precise	precise	ADJ
ajst-31819	13	6	spatial	spatial	ADJ
ajst-31819	13	7	signal	signal	NOUN
ajst-31819	13	8	sensing	sense	VERB
ajst-31819	13	9	capabilities	capability	NOUN
ajst-31819	13	10	,	,	PUNCT
ajst-31819	13	11	enabling	enable	VERB
ajst-31819	13	12	real	real	ADJ
ajst-31819	13	13	-	-	PUNCT
ajst-31819	13	14	time	time	NOUN
ajst-31819	13	15	estimation	estimation	NOUN
ajst-31819	13	16	of	of	ADP
ajst-31819	13	17	critical	critical	ADJ
ajst-31819	13	18	spatial	spatial	ADJ
ajst-31819	13	19	information	information	NOUN
ajst-31819	13	20	such	such	ADJ
ajst-31819	13	21	as	as	ADP
ajst-31819	13	22	signal	signal	ADJ
ajst-31819	13	23	direction	direction	NOUN
ajst-31819	13	24	of	of	ADP
ajst-31819	13	25	arrival	arrival	NOUN
ajst-31819	13	26	and	and	CCONJ
ajst-31819	13	27	angle	angle	NOUN
ajst-31819	13	28	of	of	ADP
ajst-31819	13	29	arrival	arrival	NOUN
ajst-31819	13	30	.	.	PUNCT
ajst-31819	14	1	secondly	secondly	ADV
ajst-31819	14	2	,	,	PUNCT
ajst-31819	14	3	these	these	DET
ajst-31819	14	4	systems	system	NOUN
ajst-31819	14	5	incorporate	incorporate	VERB
ajst-31819	14	6	intelligent	intelligent	ADJ
ajst-31819	14	7	tracking	tracking	NOUN
ajst-31819	14	8	algorithms	algorithm	NOUN
ajst-31819	14	9	that	that	PRON
ajst-31819	14	10	allow	allow	VERB
ajst-31819	14	11	continuous	continuous	ADJ
ajst-31819	14	12	localization	localization	NOUN
ajst-31819	14	13	and	and	CCONJ
ajst-31819	14	14	tracking	tracking	NOUN
ajst-31819	14	15	of	of	ADP
ajst-31819	14	16	mobile	mobile	ADJ
ajst-31819	14	17	signal	signal	NOUN
ajst-31819	14	18	sources	source	NOUN
ajst-31819	14	19	.	.	PUNCT
ajst-31819	15	1	finally	finally	ADV
ajst-31819	15	2	,	,	PUNCT
ajst-31819	15	3	based	base	VERB
ajst-31819	15	4	on	on	ADP
ajst-31819	15	5	acquired	acquire	VERB
ajst-31819	15	6	environmental	environmental	ADJ
ajst-31819	15	7	information	information	NOUN
ajst-31819	15	8	,	,	PUNCT
ajst-31819	15	9	the	the	DET
ajst-31819	15	10	system	system	NOUN
ajst-31819	15	11	can	can	AUX
ajst-31819	15	12	autonomously	autonomously	ADV
ajst-31819	15	13	perform	perform	VERB
ajst-31819	15	14	spatial	spatial	ADJ
ajst-31819	15	15	filtering	filtering	NOUN
ajst-31819	15	16	and	and	CCONJ
ajst-31819	15	17	beam	beam	NOUN
ajst-31819	15	18	control	control	NOUN
ajst-31819	15	19	.	.	PUNCT
ajst-31819	16	1	these	these	DET
ajst-31819	16	2	characteristics	characteristic	NOUN
ajst-31819	16	3	collectively	collectively	ADV
ajst-31819	16	4	define	define	VERB
ajst-31819	16	5	the	the	DET
ajst-31819	16	6	essential	essential	ADJ
ajst-31819	16	7	features	feature	NOUN
ajst-31819	16	8	that	that	PRON
ajst-31819	16	9	distinguish	distinguish	VERB
ajst-31819	16	10	smart	smart	ADJ
ajst-31819	16	11	antennas	antenna	NOUN
ajst-31819	16	12	from	from	ADP
ajst-31819	16	13	traditional	traditional	ADJ
ajst-31819	16	14	ones	one	NOUN
ajst-31819	16	15	.	.	PUNCT
ajst-31819	17	1	compared	compare	VERB
ajst-31819	17	2	to	to	ADP
ajst-31819	17	3	traditional	traditional	ADJ
ajst-31819	17	4	antennas	antenna	NOUN
ajst-31819	17	5	,	,	PUNCT
ajst-31819	17	6	smart	smart	ADJ
ajst-31819	17	7	antennas	antenna	NOUN
ajst-31819	17	8	not	not	PART
ajst-31819	17	9	only	only	ADV
ajst-31819	17	10	enable	enable	VERB
ajst-31819	17	11	algorithm	algorithm	NOUN
ajst-31819	17	12	-	-	PUNCT
ajst-31819	17	13	driven	drive	VERB
ajst-31819	17	14	dynamic	dynamic	ADJ
ajst-31819	17	15	reconfiguration	reconfiguration	NOUN
ajst-31819	17	16	of	of	ADP
ajst-31819	17	17	parameters	parameter	NOUN
ajst-31819	17	18	to	to	PART
ajst-31819	17	19	improve	improve	VERB
ajst-31819	17	20	spectral	spectral	ADJ
ajst-31819	17	21	efficiency	efficiency	NOUN
ajst-31819	17	22	,	,	PUNCT
ajst-31819	17	23	extend	extend	VERB
ajst-31819	17	24	coverage	coverage	NOUN
ajst-31819	17	25	,	,	PUNCT
ajst-31819	17	26	and	and	CCONJ
ajst-31819	17	27	enhance	enhance	VERB
ajst-31819	17	28	anti	anti	ADJ
ajst-31819	17	29	-	-	ADJ
ajst-31819	17	30	interference	interference	ADJ
ajst-31819	17	31	capabilities	capability	NOUN
ajst-31819	17	32	,	,	PUNCT
ajst-31819	17	33	but	but	CCONJ
ajst-31819	17	34	also	also	ADV
ajst-31819	17	35	offer	offer	VERB
ajst-31819	17	36	greater	great	ADJ
ajst-31819	17	37	flexibility	flexibility	NOUN
ajst-31819	17	38	through	through	ADP
ajst-31819	17	39	autonomous	autonomous	ADJ
ajst-31819	17	40	parameter	parameter	NOUN
ajst-31819	17	41	optimization	optimization	NOUN
ajst-31819	17	42	in	in	ADP
ajst-31819	17	43	response	response	NOUN
ajst-31819	17	44	to	to	ADP
ajst-31819	17	45	environmental	environmental	ADJ
ajst-31819	17	46	changes	change	NOUN
ajst-31819	17	47	.	.	PUNCT
ajst-31819	18	1	this	this	DET
ajst-31819	18	2	adaptability	adaptability	NOUN
ajst-31819	18	3	allows	allow	VERB
ajst-31819	18	4	smart	smart	ADJ
ajst-31819	18	5	antennas	antenna	NOUN
ajst-31819	18	6	to	to	PART
ajst-31819	18	7	serve	serve	VERB
ajst-31819	18	8	a	a	DET
ajst-31819	18	9	wide	wide	ADJ
ajst-31819	18	10	range	range	NOUN
ajst-31819	18	11	of	of	ADP
ajst-31819	18	12	application	application	NOUN
ajst-31819	18	13	scenarios	scenario	NOUN
ajst-31819	18	14	.	.	PUNCT
ajst-31819	19	1	with	with	ADP
ajst-31819	19	2	the	the	DET
ajst-31819	19	3	global	global	ADJ
ajst-31819	19	4	deployment	deployment	NOUN
ajst-31819	19	5	of	of	ADP
ajst-31819	19	6	5	5	NUM
ajst-31819	19	7	g	g	NOUN
ajst-31819	19	8	networks	network	NOUN
ajst-31819	19	9	and	and	CCONJ
ajst-31819	19	10	the	the	DET
ajst-31819	19	11	comprehensive	comprehensive	ADJ
ajst-31819	19	12	advancement	advancement	NOUN
ajst-31819	19	13	of	of	ADP
ajst-31819	19	14	6	6	NUM
ajst-31819	19	15	g	g	NOUN
ajst-31819	19	16	technology	technology	NOUN
ajst-31819	19	17	research	research	NOUN
ajst-31819	19	18	and	and	CCONJ
ajst-31819	19	19	development	development	NOUN
ajst-31819	19	20	,	,	PUNCT
ajst-31819	19	21	human	human	ADJ
ajst-31819	19	22	society	society	NOUN
ajst-31819	19	23	is	be	AUX
ajst-31819	19	24	rapidly	rapidly	ADV
ajst-31819	19	25	moving	move	VERB
ajst-31819	19	26	toward	toward	ADP
ajst-31819	19	27	an	an	DET
ajst-31819	19	28	intelligent	intelligent	ADJ
ajst-31819	19	29	and	and	CCONJ
ajst-31819	19	30	interconnected	interconnected	ADJ
ajst-31819	19	31	digital	digital	ADJ
ajst-31819	19	32	era	era	NOUN
ajst-31819	19	33	.	.	PUNCT
ajst-31819	20	1	in	in	ADP
ajst-31819	20	2	this	this	DET
ajst-31819	20	3	process	process	NOUN
ajst-31819	20	4	,	,	PUNCT
ajst-31819	20	5	various	various	ADJ
ajst-31819	20	6	types	type	NOUN
ajst-31819	20	7	of	of	ADP
ajst-31819	20	8	smart	smart	ADJ
ajst-31819	20	9	terminal	terminal	ADJ
ajst-31819	20	10	devices	device	NOUN
ajst-31819	20	11	are	be	AUX
ajst-31819	20	12	experiencing	experience	VERB
ajst-31819	20	13	explosive	explosive	ADJ
ajst-31819	20	14	growth	growth	NOUN
ajst-31819	20	15	—	—	PUNCT
ajst-31819	20	16	from	from	ADP
ajst-31819	20	17	smartphones	smartphone	NOUN
ajst-31819	20	18	with	with	ADP
ajst-31819	20	19	a	a	DET
ajst-31819	20	20	penetration	penetration	NOUN
ajst-31819	20	21	rate	rate	NOUN
ajst-31819	20	22	exceeding	exceed	VERB
ajst-31819	20	23	85	85	NUM
ajst-31819	20	24	%	%	NOUN
ajst-31819	20	25	to	to	PART
ajst-31819	20	26	rapidly	rapidly	ADV
ajst-31819	20	27	expanding	expand	VERB
ajst-31819	20	28	iot	iot	ADJ
ajst-31819	20	29	devices	device	NOUN
ajst-31819	20	30	,	,	PUNCT
ajst-31819	20	31	industrial	industrial	ADJ
ajst-31819	20	32	drones	drone	NOUN
ajst-31819	20	33	,	,	PUNCT
ajst-31819	20	34	and	and	CCONJ
ajst-31819	20	35	wearable	wearable	ADJ
ajst-31819	20	36	technology	technology	NOUN
ajst-31819	20	37	.	.	PUNCT
ajst-31819	21	1	wireless	wireless	ADJ
ajst-31819	21	2	connectivity	connectivity	NOUN
ajst-31819	21	3	has	have	AUX
ajst-31819	21	4	become	become	VERB
ajst-31819	21	5	critical	critical	ADJ
ajst-31819	21	6	infrastructure	infrastructure	NOUN
ajst-31819	21	7	in	in	ADP
ajst-31819	21	8	modern	modern	ADJ
ajst-31819	21	9	society	society	NOUN
ajst-31819	21	10	.	.	PUNCT
ajst-31819	22	1	according	accord	VERB
ajst-31819	22	2	to	to	ADP
ajst-31819	22	3	the	the	DET
ajst-31819	22	4	latest	late	ADJ
ajst-31819	22	5	statistics	statistic	NOUN
ajst-31819	22	6	from	from	ADP
ajst-31819	22	7	international	international	ADJ
ajst-31819	22	8	data	datum	NOUN
ajst-31819	22	9	corporation	corporation	NOUN
ajst-31819	22	10	(	(	PUNCT
ajst-31819	22	11	idc	idc	PROPN
ajst-31819	22	12	)	)	PUNCT
ajst-31819	22	13	,	,	PUNCT
ajst-31819	22	14	the	the	DET
ajst-31819	22	15	number	number	NOUN
ajst-31819	22	16	of	of	ADP
ajst-31819	22	17	active	active	ADJ
ajst-31819	22	18	connected	connected	ADJ
ajst-31819	22	19	devices	device	NOUN
ajst-31819	22	20	worldwide	worldwide	ADV
ajst-31819	22	21	exceeded	exceed	VERB
ajst-31819	22	22	30	30	NUM
ajst-31819	22	23	billion	billion	NUM
ajst-31819	22	24	in	in	ADP
ajst-31819	22	25	2023	2023	NUM
ajst-31819	22	26	and	and	CCONJ
ajst-31819	22	27	is	be	AUX
ajst-31819	22	28	projected	project	VERB
ajst-31819	22	29	to	to	PART
ajst-31819	22	30	reach	reach	VERB
ajst-31819	22	31	50	50	NUM
ajst-31819	22	32	billion	billion	NUM
ajst-31819	22	33	by	by	ADP
ajst-31819	22	34	2030	2030	NUM
ajst-31819	22	35	.	.	PUNCT
ajst-31819	23	1	faced	face	VERB
ajst-31819	23	2	with	with	ADP
ajst-31819	23	3	such	such	DET
ajst-31819	23	4	a	a	DET
ajst-31819	23	5	massive	massive	ADJ
ajst-31819	23	6	scale	scale	NOUN
ajst-31819	23	7	of	of	ADP
ajst-31819	23	8	devices	device	NOUN
ajst-31819	23	9	and	and	CCONJ
ajst-31819	23	10	diverse	diverse	ADJ
ajst-31819	23	11	application	application	NOUN
ajst-31819	23	12	scenarios	scenario	NOUN
ajst-31819	23	13	,	,	PUNCT
ajst-31819	23	14	traditional	traditional	ADJ
ajst-31819	23	15	antenna	antenna	NOUN
ajst-31819	23	16	technologies	technology	NOUN
ajst-31819	23	17	have	have	AUX
ajst-31819	23	18	revealed	reveal	VERB
ajst-31819	23	19	significant	significant	ADJ
ajst-31819	23	20	limitations	limitation	NOUN
ajst-31819	23	21	.	.	PUNCT
ajst-31819	24	1	firstly	firstly	ADV
ajst-31819	24	2	,	,	PUNCT
ajst-31819	24	3	the	the	DET
ajst-31819	24	4	increasingly	increasingly	ADV
ajst-31819	24	5	scarce	scarce	ADJ
ajst-31819	24	6	spectrum	spectrum	NOUN
ajst-31819	24	7	resources	resource	NOUN
ajst-31819	24	8	demand	demand	NOUN
ajst-31819	24	9	antenna	antenna	NOUN
ajst-31819	24	10	systems	system	NOUN
ajst-31819	24	11	with	with	ADP
ajst-31819	24	12	higher	high	ADJ
ajst-31819	24	13	spectral	spectral	ADJ
ajst-31819	24	14	efficiency	efficiency	NOUN
ajst-31819	24	15	.	.	PUNCT
ajst-31819	25	1	econdly	econdly	ADV
ajst-31819	25	2	,	,	PUNCT
ajst-31819	25	3	the	the	DET
ajst-31819	25	4	significant	significant	ADJ
ajst-31819	25	5	increase	increase	NOUN
ajst-31819	25	6	in	in	ADP
ajst-31819	25	7	device	device	NOUN
ajst-31819	25	8	density	density	NOUN
ajst-31819	25	9	has	have	AUX
ajst-31819	25	10	resulted	result	VERB
ajst-31819	25	11	in	in	ADP
ajst-31819	25	12	increasingly	increasingly	ADV
ajst-31819	25	13	prominent	prominent	ADJ
ajst-31819	25	14	interference	interference	NOUN
ajst-31819	25	15	issues	issue	NOUN
ajst-31819	25	16	within	within	ADP
ajst-31819	25	17	wireless	wireless	ADJ
ajst-31819	25	18	environments	environment	NOUN
ajst-31819	25	19	.	.	PUNCT
ajst-31819	26	1	moreover	moreover	ADV
ajst-31819	26	2	,	,	PUNCT
ajst-31819	26	3	emerging	emerge	VERB
ajst-31819	26	4	applications	application	NOUN
ajst-31819	26	5	—	—	PUNCT
ajst-31819	26	6	such	such	ADJ
ajst-31819	26	7	as	as	ADP
ajst-31819	26	8	holographic	holographic	ADJ
ajst-31819	26	9	communications	communication	NOUN
ajst-31819	26	10	,	,	PUNCT
ajst-31819	26	11	telemedicine	telemedicine	NOUN
ajst-31819	26	12	,	,	PUNCT
ajst-31819	26	13	and	and	CCONJ
ajst-31819	26	14	digital	digital	ADJ
ajst-31819	26	15	twins	twin	NOUN
ajst-31819	26	16	—	—	PUNCT
ajst-31819	26	17	impose	impose	VERB
ajst-31819	26	18	stringent	stringent	ADJ
ajst-31819	26	19	requirements	requirement	NOUN
ajst-31819	26	20	on	on	ADP
ajst-31819	26	21	communication	communication	NOUN
ajst-31819	26	22	quality	quality	NOUN
ajst-31819	26	23	.	.	PUNCT
ajst-31819	27	1	these	these	DET
ajst-31819	27	2	challenges	challenge	NOUN
ajst-31819	27	3	collectively	collectively	ADV
ajst-31819	27	4	drive	drive	VERB
ajst-31819	27	5	the	the	DET
ajst-31819	27	6	imperative	imperative	NOUN
ajst-31819	27	7	for	for	ADP
ajst-31819	27	8	innovation	innovation	NOUN
ajst-31819	27	9	in	in	ADP
ajst-31819	27	10	antenna	antenna	NOUN
ajst-31819	27	11	technology	technology	NOUN
ajst-31819	27	12	.	.	PUNCT
ajst-31819	28	1	in	in	ADP
ajst-31819	28	2	this	this	DET
ajst-31819	28	3	context	context	NOUN
ajst-31819	28	4	,	,	PUNCT
ajst-31819	28	5	smart	smart	ADJ
ajst-31819	28	6	antenna	antenna	NOUN
ajst-31819	28	7	technology	technology	NOUN
ajst-31819	28	8	demonstrates	demonstrate	VERB
ajst-31819	28	9	significant	significant	ADJ
ajst-31819	28	10	potential	potential	NOUN
ajst-31819	28	11	for	for	ADP
ajst-31819	28	12	development	development	NOUN
ajst-31819	28	13	,	,	PUNCT
ajst-31819	28	14	particularly	particularly	ADV
ajst-31819	28	15	in	in	ADP
ajst-31819	28	16	emerging	emerge	VERB
ajst-31819	28	17	fields	field	NOUN
ajst-31819	28	18	such	such	ADJ
ajst-31819	28	19	as	as	ADP
ajst-31819	28	20	industry	industry	NOUN
ajst-31819	28	21	4.0	4.0	NUM
ajst-31819	28	22	,	,	PUNCT
ajst-31819	28	23	intelligent	intelligent	ADJ
ajst-31819	28	24	transportation	transportation	NOUN
ajst-31819	28	25	,	,	PUNCT
ajst-31819	28	26	and	and	CCONJ
ajst-31819	28	27	the	the	DET
ajst-31819	28	28	low	low	ADJ
ajst-31819	28	29	-	-	PUNCT
ajst-31819	28	30	altitude	altitude	NOUN
ajst-31819	28	31	economy	economy	NOUN
ajst-31819	28	32	,	,	PUNCT
ajst-31819	28	33	where	where	SCONJ
ajst-31819	28	34	it	it	PRON
ajst-31819	28	35	is	be	AUX
ajst-31819	28	36	already	already	ADV
ajst-31819	28	37	creating	create	VERB
ajst-31819	28	38	substantial	substantial	ADJ
ajst-31819	28	39	application	application	NOUN
ajst-31819	28	40	value	value	NOUN
ajst-31819	28	41	.	.	PUNCT
ajst-31819	29	1	for	for	ADP
ajst-31819	29	2	instance	instance	NOUN
ajst-31819	29	3	,	,	PUNCT
ajst-31819	29	4	huawei	huawei	PROPN
ajst-31819	29	5	's	's	PART
ajst-31819	29	6	airengine	airengine	NOUN
ajst-31819	29	7	series	series	NOUN
ajst-31819	29	8	of	of	ADP
ajst-31819	29	9	commercial	commercial	ADJ
ajst-31819	29	10	base	base	NOUN
ajst-31819	29	11	stations	station	NOUN
ajst-31819	29	12	,	,	PUNCT
ajst-31819	29	13	by	by	ADP
ajst-31819	29	14	adopting	adopt	VERB
ajst-31819	29	15	smart	smart	ADJ
ajst-31819	29	16	antenna	antenna	NOUN
ajst-31819	29	17	technology	technology	NOUN
ajst-31819	29	18	,	,	PUNCT
ajst-31819	29	19	have	have	AUX
ajst-31819	29	20	achieved	achieve	VERB
ajst-31819	29	21	a	a	DET
ajst-31819	29	22	40	40	NUM
ajst-31819	29	23	%	%	NOUN
ajst-31819	29	24	improvement	improvement	NOUN
ajst-31819	29	25	in	in	ADP
ajst-31819	29	26	coverage	coverage	NOUN
ajst-31819	29	27	range	range	NOUN
ajst-31819	29	28	.	.	PUNCT
ajst-31819	30	1	meanwhile	meanwhile	ADV
ajst-31819	30	2	,	,	PUNCT
ajst-31819	30	3	dji	dji	PROPN
ajst-31819	30	4	's	's	PART
ajst-31819	30	5	latest	late	ADJ
ajst-31819	30	6	generation	generation	NOUN
ajst-31819	30	7	of	of	ADP
ajst-31819	30	8	industrial	industrial	ADJ
ajst-31819	30	9	drones	drone	NOUN
ajst-31819	30	10	utilizes	utilize	VERB
ajst-31819	30	11	smart	smart	ADJ
ajst-31819	30	12	antennas	antenna	NOUN
ajst-31819	30	13	to	to	PART
ajst-31819	30	14	extend	extend	VERB
ajst-31819	30	15	image	image	NOUN
ajst-31819	30	16	transmission	transmission	NOUN
ajst-31819	30	17	distances	distance	NOUN
ajst-31819	30	18	up	up	ADP
ajst-31819	30	19	to	to	PART
ajst-31819	30	20	15	15	NUM
ajst-31819	30	21	kilometers	kilometer	NOUN
ajst-31819	30	22	,	,	PUNCT
ajst-31819	30	23	fully	fully	ADV
ajst-31819	30	24	demonstrating	demonstrate	VERB
ajst-31819	30	25	the	the	DET
ajst-31819	30	26	practical	practical	ADJ
ajst-31819	30	27	benefits	benefit	NOUN
ajst-31819	30	28	of	of	ADP
ajst-31819	30	29	this	this	DET
ajst-31819	30	30	technology	technology	NOUN
ajst-31819	30	31	.	.	PUNCT
ajst-31819	31	1	2	2	X
ajst-31819	31	2	.	.	X
ajst-31819	31	3	classification	classification	NOUN
ajst-31819	31	4	of	of	ADP
ajst-31819	31	5	smart	smart	ADJ
ajst-31819	31	6	antennas	antenna	NOUN
ajst-31819	31	7	the	the	DET
ajst-31819	31	8	operational	operational	ADJ
ajst-31819	31	9	modes	mode	NOUN
ajst-31819	31	10	of	of	ADP
ajst-31819	31	11	smart	smart	ADJ
ajst-31819	31	12	antennas	antenna	NOUN
ajst-31819	31	13	are	be	AUX
ajst-31819	31	14	primarily	primarily	ADV
ajst-31819	31	15	categorized	categorize	VERB
ajst-31819	31	16	into	into	ADP
ajst-31819	31	17	two	two	NUM
ajst-31819	31	18	types	type	NOUN
ajst-31819	31	19	:	:	PUNCT
ajst-31819	31	20	switched	switch	VERB
ajst-31819	31	21	-	-	PUNCT
ajst-31819	31	22	beam	beam	NOUN
ajst-31819	31	23	antennas	antenna	NOUN
ajst-31819	31	24	and	and	CCONJ
ajst-31819	31	25	adaptive	adaptive	ADJ
ajst-31819	31	26	beamforming	beamforming	NOUN
ajst-31819	31	27	antennas	antenna	NOUN
ajst-31819	31	28	.	.	PUNCT
ajst-31819	32	1	however	however	ADV
ajst-31819	32	2	,	,	PUNCT
ajst-31819	32	3	with	with	ADP
ajst-31819	32	4	technological	technological	ADJ
ajst-31819	32	5	advancements	advancement	NOUN
ajst-31819	32	6	,	,	PUNCT
ajst-31819	32	7	modern	modern	ADJ
ajst-31819	32	8	smart	smart	ADJ
ajst-31819	32	9	antenna	antenna	NOUN
ajst-31819	32	10	systems	system	NOUN
ajst-31819	32	11	increasingly	increasingly	ADV
ajst-31819	32	12	adopt	adopt	VERB
ajst-31819	32	13	a	a	DET
ajst-31819	32	14	hybrid	hybrid	ADJ
ajst-31819	32	15	architecture	architecture	NOUN
ajst-31819	32	16	that	that	PRON
ajst-31819	32	17	combines	combine	VERB
ajst-31819	32	18	the	the	DET
ajst-31819	32	19	simplicity	simplicity	NOUN
ajst-31819	32	20	of	of	ADP
ajst-31819	32	21	fixed	fix	VERB
ajst-31819	32	22	beam	beam	NOUN
ajst-31819	32	23	systems	system	NOUN
ajst-31819	32	24	with	with	ADP
ajst-31819	32	25	the	the	DET
ajst-31819	32	26	flexibility	flexibility	NOUN
ajst-31819	32	27	of	of	ADP
ajst-31819	32	28	adaptive	adaptive	ADJ
ajst-31819	32	29	systems	system	NOUN
ajst-31819	32	30	,	,	PUNCT
ajst-31819	32	31	thereby	thereby	ADV
ajst-31819	32	32	achieving	achieve	VERB
ajst-31819	32	33	an	an	DET
ajst-31819	32	34	optimal	optimal	ADJ
ajst-31819	32	35	balance	balance	NOUN
ajst-31819	32	36	14	14	NUM
ajst-31819	32	37	between	between	ADP
ajst-31819	32	38	performance	performance	NOUN
ajst-31819	32	39	and	and	CCONJ
ajst-31819	32	40	cost	cost	NOUN
ajst-31819	32	41	.	.	PUNCT
ajst-31819	33	1	this	this	DET
ajst-31819	33	2	hybrid	hybrid	ADJ
ajst-31819	33	3	approach	approach	NOUN
ajst-31819	33	4	is	be	AUX
ajst-31819	33	5	emerging	emerge	VERB
ajst-31819	33	6	as	as	ADP
ajst-31819	33	7	a	a	DET
ajst-31819	33	8	mainstream	mainstream	NOUN
ajst-31819	33	9	technical	technical	ADJ
ajst-31819	33	10	pathway	pathway	NOUN
ajst-31819	33	11	in	in	ADP
ajst-31819	33	12	5g	5g	NUM
ajst-31819	33	13	-	-	PUNCT
ajst-31819	33	14	advanced	advanced	ADJ
ajst-31819	33	15	and	and	CCONJ
ajst-31819	33	16	6	6	NUM
ajst-31819	33	17	g	g	NOUN
ajst-31819	33	18	systems	system	NOUN
ajst-31819	33	19	.	.	PUNCT
ajst-31819	34	1	therefore	therefore	ADV
ajst-31819	34	2	,	,	PUNCT
ajst-31819	34	3	this	this	DET
ajst-31819	34	4	paper	paper	NOUN
ajst-31819	34	5	categorizes	categorize	VERB
ajst-31819	34	6	smart	smart	ADJ
ajst-31819	34	7	antennas	antenna	NOUN
ajst-31819	34	8	into	into	ADP
ajst-31819	34	9	three	three	NUM
ajst-31819	34	10	types	type	NOUN
ajst-31819	34	11	based	base	VERB
ajst-31819	34	12	on	on	ADP
ajst-31819	34	13	their	their	PRON
ajst-31819	34	14	operational	operational	ADJ
ajst-31819	34	15	modes	mode	NOUN
ajst-31819	34	16	:	:	PUNCT
ajst-31819	34	17	switched	switch	VERB
ajst-31819	34	18	-	-	PUNCT
ajst-31819	34	19	beam	beam	NOUN
ajst-31819	34	20	antennas	antenna	NOUN
ajst-31819	34	21	,	,	PUNCT
ajst-31819	34	22	adaptive	adaptive	ADJ
ajst-31819	34	23	beamforming	beamforming	NOUN
ajst-31819	34	24	antennas	antenna	NOUN
ajst-31819	34	25	,	,	PUNCT
ajst-31819	34	26	and	and	CCONJ
ajst-31819	34	27	hybrid	hybrid	ADJ
ajst-31819	34	28	architecture	architecture	NOUN
ajst-31819	34	29	antennas	antenna	NOUN
ajst-31819	34	30	.	.	PUNCT
ajst-31819	35	1	2.1	2.1	NUM
ajst-31819	35	2	.	.	PUNCT
ajst-31819	35	3	switched	switch	VERB
ajst-31819	35	4	-	-	PUNCT
ajst-31819	35	5	beam	beam	NOUN
ajst-31819	35	6	antennas	antenna	NOUN
ajst-31819	35	7	switched	switch	VERB
ajst-31819	35	8	-	-	PUNCT
ajst-31819	35	9	beam	beam	NOUN
ajst-31819	35	10	antennas	antenna	NOUN
ajst-31819	35	11	operate	operate	VERB
ajst-31819	35	12	by	by	ADP
ajst-31819	35	13	covering	cover	VERB
ajst-31819	35	14	spatial	spatial	ADJ
ajst-31819	35	15	directions	direction	NOUN
ajst-31819	35	16	through	through	ADP
ajst-31819	35	17	a	a	DET
ajst-31819	35	18	predefined	predefine	VERB
ajst-31819	35	19	set	set	NOUN
ajst-31819	35	20	of	of	ADP
ajst-31819	35	21	fixed	fix	VERB
ajst-31819	35	22	beam	beam	NOUN
ajst-31819	35	23	patterns	pattern	NOUN
ajst-31819	35	24	.	.	PUNCT
ajst-31819	36	1	the	the	DET
ajst-31819	36	2	system	system	NOUN
ajst-31819	36	3	selects	select	VERB
ajst-31819	36	4	the	the	DET
ajst-31819	36	5	optimal	optimal	ADJ
ajst-31819	36	6	beam	beam	NOUN
ajst-31819	36	7	based	base	VERB
ajst-31819	36	8	on	on	ADP
ajst-31819	36	9	the	the	DET
ajst-31819	36	10	received	receive	VERB
ajst-31819	36	11	signal	signal	NOUN
ajst-31819	36	12	strength	strength	NOUN
ajst-31819	36	13	indicator	indicator	NOUN
ajst-31819	36	14	(	(	PUNCT
ajst-31819	36	15	rssi	rssi	NOUN
ajst-31819	36	16	)	)	PUNCT
ajst-31819	36	17	to	to	PART
ajst-31819	36	18	establish	establish	VERB
ajst-31819	36	19	a	a	DET
ajst-31819	36	20	communication	communication	NOUN
ajst-31819	36	21	link	link	NOUN
ajst-31819	36	22	.	.	PUNCT
ajst-31819	37	1	this	this	DET
ajst-31819	37	2	architecture	architecture	NOUN
ajst-31819	37	3	offers	offer	VERB
ajst-31819	37	4	advantages	advantage	NOUN
ajst-31819	37	5	such	such	ADJ
ajst-31819	37	6	as	as	ADP
ajst-31819	37	7	straightforward	straightforward	ADJ
ajst-31819	37	8	implementation	implementation	NOUN
ajst-31819	37	9	and	and	CCONJ
ajst-31819	37	10	relatively	relatively	ADV
ajst-31819	37	11	low	low	ADJ
ajst-31819	37	12	hardware	hardware	NOUN
ajst-31819	37	13	cost	cost	NOUN
ajst-31819	37	14	,	,	PUNCT
ajst-31819	37	15	making	make	VERB
ajst-31819	37	16	it	it	PRON
ajst-31819	37	17	suitable	suitable	ADJ
ajst-31819	37	18	for	for	ADP
ajst-31819	37	19	scenarios	scenario	NOUN
ajst-31819	37	20	with	with	ADP
ajst-31819	37	21	relatively	relatively	ADV
ajst-31819	37	22	stable	stable	ADJ
ajst-31819	37	23	channel	channel	NOUN
ajst-31819	37	24	conditions	condition	NOUN
ajst-31819	37	25	and	and	CCONJ
ajst-31819	37	26	low	low	ADJ
ajst-31819	37	27	user	user	NOUN
ajst-31819	37	28	mobility	mobility	NOUN
ajst-31819	37	29	.	.	PUNCT
ajst-31819	38	1	however	however	ADV
ajst-31819	38	2	,	,	PUNCT
ajst-31819	38	3	due	due	ADP
ajst-31819	38	4	to	to	ADP
ajst-31819	38	5	the	the	DET
ajst-31819	38	6	inability	inability	NOUN
ajst-31819	38	7	to	to	PART
ajst-31819	38	8	dynamically	dynamically	ADV
ajst-31819	38	9	adjust	adjust	VERB
ajst-31819	38	10	beam	beam	NOUN
ajst-31819	38	11	shapes	shape	NOUN
ajst-31819	38	12	or	or	CCONJ
ajst-31819	38	13	directions	direction	NOUN
ajst-31819	38	14	,	,	PUNCT
ajst-31819	38	15	this	this	DET
ajst-31819	38	16	system	system	NOUN
ajst-31819	38	17	exhibits	exhibit	VERB
ajst-31819	38	18	limited	limited	ADJ
ajst-31819	38	19	flexibility	flexibility	NOUN
ajst-31819	38	20	.	.	PUNCT
ajst-31819	39	1	it	it	PRON
ajst-31819	39	2	can	can	AUX
ajst-31819	39	3	not	not	PART
ajst-31819	39	4	achieve	achieve	VERB
ajst-31819	39	5	precise	precise	ADJ
ajst-31819	39	6	beam	beam	NOUN
ajst-31819	39	7	steering	steering	NOUN
ajst-31819	39	8	for	for	ADP
ajst-31819	39	9	fast	fast	ADV
ajst-31819	39	10	-	-	PUNCT
ajst-31819	39	11	moving	move	VERB
ajst-31819	39	12	users	user	NOUN
ajst-31819	39	13	,	,	PUNCT
ajst-31819	39	14	nor	nor	CCONJ
ajst-31819	39	15	can	can	AUX
ajst-31819	39	16	it	it	PRON
ajst-31819	39	17	effectively	effectively	ADV
ajst-31819	39	18	suppress	suppress	VERB
ajst-31819	39	19	directional	directional	ADJ
ajst-31819	39	20	interference	interference	NOUN
ajst-31819	39	21	.	.	PUNCT
ajst-31819	40	1	as	as	ADP
ajst-31819	40	2	a	a	DET
ajst-31819	40	3	result	result	NOUN
ajst-31819	40	4	,	,	PUNCT
ajst-31819	40	5	such	such	ADJ
ajst-31819	40	6	antennas	antenna	NOUN
ajst-31819	40	7	are	be	AUX
ajst-31819	40	8	primarily	primarily	ADV
ajst-31819	40	9	used	use	VERB
ajst-31819	40	10	in	in	ADP
ajst-31819	40	11	early	early	ADJ
ajst-31819	40	12	mobile	mobile	ADJ
ajst-31819	40	13	communication	communication	NOUN
ajst-31819	40	14	systems	system	NOUN
ajst-31819	40	15	(	(	PUNCT
ajst-31819	40	16	e.g.	e.g.	ADV
ajst-31819	40	17	,	,	PUNCT
ajst-31819	40	18	2	2	NUM
ajst-31819	40	19	g	g	NOUN
ajst-31819	40	20	networks	network	NOUN
ajst-31819	40	21	)	)	PUNCT
ajst-31819	40	22	and	and	CCONJ
ajst-31819	40	23	large	large	ADJ
ajst-31819	40	24	-	-	PUNCT
ajst-31819	40	25	scale	scale	NOUN
ajst-31819	40	26	iot	iot	NOUN
ajst-31819	40	27	terminal	terminal	PROPN
ajst-31819	40	28	devices	device	NOUN
ajst-31819	40	29	where	where	SCONJ
ajst-31819	40	30	power	power	NOUN
ajst-31819	40	31	consumption	consumption	NOUN
ajst-31819	40	32	and	and	CCONJ
ajst-31819	40	33	cost	cost	NOUN
ajst-31819	40	34	are	be	AUX
ajst-31819	40	35	critical	critical	ADJ
ajst-31819	40	36	concerns	concern	NOUN
ajst-31819	40	37	.	.	PUNCT
ajst-31819	41	1	in	in	ADP
ajst-31819	41	2	modern	modern	ADJ
ajst-31819	41	3	high	high	ADJ
ajst-31819	41	4	-	-	PUNCT
ajst-31819	41	5	capacity	capacity	NOUN
ajst-31819	41	6	,	,	PUNCT
ajst-31819	41	7	high	high	ADJ
ajst-31819	41	8	-	-	PUNCT
ajst-31819	41	9	reliability	reliability	NOUN
ajst-31819	41	10	communication	communication	NOUN
ajst-31819	41	11	systems	system	NOUN
ajst-31819	41	12	,	,	PUNCT
ajst-31819	41	13	they	they	PRON
ajst-31819	41	14	are	be	AUX
ajst-31819	41	15	increasingly	increasingly	ADV
ajst-31819	41	16	being	be	AUX
ajst-31819	41	17	replaced	replace	VERB
ajst-31819	41	18	by	by	ADP
ajst-31819	41	19	more	more	ADV
ajst-31819	41	20	advanced	advanced	ADJ
ajst-31819	41	21	beamforming	beamforme	VERB
ajst-31819	41	22	schemes	scheme	NOUN
ajst-31819	41	23	.	.	PUNCT
ajst-31819	42	1	the	the	DET
ajst-31819	42	2	concept	concept	NOUN
ajst-31819	42	3	of	of	ADP
ajst-31819	42	4	switched	switch	VERB
ajst-31819	42	5	-	-	PUNCT
ajst-31819	42	6	beam	beam	NOUN
ajst-31819	42	7	antennas	antenna	NOUN
ajst-31819	42	8	can	can	AUX
ajst-31819	42	9	be	be	AUX
ajst-31819	42	10	traced	trace	VERB
ajst-31819	42	11	back	back	ADV
ajst-31819	42	12	to	to	ADP
ajst-31819	42	13	1961	1961	NUM
ajst-31819	42	14	when	when	SCONJ
ajst-31819	42	15	j.	j.	PROPN
ajst-31819	42	16	butler	butler	PROPN
ajst-31819	42	17	proposed	propose	VERB
ajst-31819	42	18	the	the	DET
ajst-31819	42	19	butler	butler	NOUN
ajst-31819	42	20	matrix[1	matrix[1	PROPN
ajst-31819	42	21	]	]	PUNCT
ajst-31819	42	22	.	.	PUNCT
ajst-31819	43	1	this	this	DET
ajst-31819	43	2	matrix	matrix	NOUN
ajst-31819	43	3	utilizes	utilize	VERB
ajst-31819	43	4	a	a	DET
ajst-31819	43	5	fixed	fix	VERB
ajst-31819	43	6	set	set	NOUN
ajst-31819	43	7	of	of	ADP
ajst-31819	43	8	phase	phase	NOUN
ajst-31819	43	9	shifters	shifter	NOUN
ajst-31819	43	10	and	and	CCONJ
ajst-31819	43	11	power	power	NOUN
ajst-31819	43	12	-	-	PUNCT
ajst-31819	43	13	division	division	NOUN
ajst-31819	43	14	networks	network	NOUN
ajst-31819	43	15	to	to	PART
ajst-31819	43	16	generate	generate	VERB
ajst-31819	43	17	multiple	multiple	ADJ
ajst-31819	43	18	fixed	fix	VERB
ajst-31819	43	19	orthogonal	orthogonal	ADJ
ajst-31819	43	20	beams	beam	NOUN
ajst-31819	43	21	covering	cover	VERB
ajst-31819	43	22	different	different	ADJ
ajst-31819	43	23	directions	direction	NOUN
ajst-31819	43	24	,	,	PUNCT
ajst-31819	43	25	thereby	thereby	ADV
ajst-31819	43	26	laying	lay	VERB
ajst-31819	43	27	the	the	DET
ajst-31819	43	28	theoretical	theoretical	ADJ
ajst-31819	43	29	and	and	CCONJ
ajst-31819	43	30	practical	practical	ADJ
ajst-31819	43	31	foundation	foundation	NOUN
ajst-31819	43	32	for	for	ADP
ajst-31819	43	33	most	most	ADJ
ajst-31819	43	34	subsequent	subsequent	ADJ
ajst-31819	43	35	research	research	NOUN
ajst-31819	43	36	on	on	ADP
ajst-31819	43	37	switched	switch	VERB
ajst-31819	43	38	-	-	PUNCT
ajst-31819	43	39	beam	beam	NOUN
ajst-31819	43	40	antenna	antenna	NOUN
ajst-31819	43	41	systems	system	NOUN
ajst-31819	43	42	.	.	PUNCT
ajst-31819	44	1	switched	switch	VERB
ajst-31819	44	2	-	-	PUNCT
ajst-31819	44	3	beam	beam	NOUN
ajst-31819	44	4	antennas	antenna	NOUN
ajst-31819	44	5	were	be	AUX
ajst-31819	44	6	initially	initially	ADV
ajst-31819	44	7	applied	apply	VERB
ajst-31819	44	8	in	in	ADP
ajst-31819	44	9	satellite	satellite	NOUN
ajst-31819	44	10	communications	communication	NOUN
ajst-31819	44	11	and	and	CCONJ
ajst-31819	44	12	electronic	electronic	ADJ
ajst-31819	44	13	warfare	warfare	NOUN
ajst-31819	44	14	(	(	PUNCT
ajst-31819	44	15	ew	ew	NOUN
ajst-31819	44	16	)	)	PUNCT
ajst-31819	44	17	systems	system	NOUN
ajst-31819	44	18	for	for	ADP
ajst-31819	44	19	rapid	rapid	ADJ
ajst-31819	44	20	signal	signal	NOUN
ajst-31819	44	21	scanning	scanning	NOUN
ajst-31819	44	22	and	and	CCONJ
ajst-31819	44	23	direction	direction	NOUN
ajst-31819	44	24	finding[2	finding[2	NOUN
ajst-31819	44	25	]	]	PUNCT
ajst-31819	44	26	.	.	PUNCT
ajst-31819	45	1	with	with	ADP
ajst-31819	45	2	the	the	DET
ajst-31819	45	3	continuous	continuous	ADJ
ajst-31819	45	4	evolution	evolution	NOUN
ajst-31819	45	5	of	of	ADP
ajst-31819	45	6	mobile	mobile	ADJ
ajst-31819	45	7	communication	communication	NOUN
ajst-31819	45	8	technologies	technology	NOUN
ajst-31819	45	9	,	,	PUNCT
ajst-31819	45	10	enhancing	enhance	VERB
ajst-31819	45	11	network	network	NOUN
ajst-31819	45	12	capacity	capacity	NOUN
ajst-31819	45	13	and	and	CCONJ
ajst-31819	45	14	coverage	coverage	NOUN
ajst-31819	45	15	has	have	AUX
ajst-31819	45	16	become	become	VERB
ajst-31819	45	17	a	a	DET
ajst-31819	45	18	central	central	ADJ
ajst-31819	45	19	focus	focus	NOUN
ajst-31819	45	20	.	.	PUNCT
ajst-31819	46	1	in	in	ADP
ajst-31819	46	2	this	this	DET
ajst-31819	46	3	context	context	NOUN
ajst-31819	46	4	,	,	PUNCT
ajst-31819	46	5	switched	switch	VERB
ajst-31819	46	6	-	-	PUNCT
ajst-31819	46	7	beam	beam	NOUN
ajst-31819	46	8	technology	technology	NOUN
ajst-31819	46	9	was	be	AUX
ajst-31819	46	10	introduced	introduce	VERB
ajst-31819	46	11	as	as	ADP
ajst-31819	46	12	an	an	DET
ajst-31819	46	13	initial	initial	ADJ
ajst-31819	46	14	solution	solution	NOUN
ajst-31819	46	15	for	for	ADP
ajst-31819	46	16	"	"	PUNCT
ajst-31819	46	17	smart	smart	ADJ
ajst-31819	46	18	antenna	antenna	NOUN
ajst-31819	46	19	"	"	PUNCT
ajst-31819	46	20	systems	system	NOUN
ajst-31819	46	21	.	.	PUNCT
ajst-31819	47	1	the	the	DET
ajst-31819	47	2	book[3	book[3	NOUN
ajst-31819	47	3	]	]	PUNCT
ajst-31819	47	4	provides	provide	VERB
ajst-31819	47	5	a	a	DET
ajst-31819	47	6	detailed	detailed	ADJ
ajst-31819	47	7	exposition	exposition	NOUN
ajst-31819	47	8	of	of	ADP
ajst-31819	47	9	the	the	DET
ajst-31819	47	10	principles	principle	NOUN
ajst-31819	47	11	and	and	CCONJ
ajst-31819	47	12	architecture	architecture	NOUN
ajst-31819	47	13	of	of	ADP
ajst-31819	47	14	switched	switch	VERB
ajst-31819	47	15	-	-	PUNCT
ajst-31819	47	16	beam	beam	NOUN
ajst-31819	47	17	systems	system	NOUN
ajst-31819	47	18	,	,	PUNCT
ajst-31819	47	19	clearly	clearly	ADV
ajst-31819	47	20	distinguishing	distinguish	VERB
ajst-31819	47	21	them	they	PRON
ajst-31819	47	22	from	from	ADP
ajst-31819	47	23	fully	fully	ADV
ajst-31819	47	24	adaptive	adaptive	ADJ
ajst-31819	47	25	arrays	array	NOUN
ajst-31819	47	26	.	.	PUNCT
ajst-31819	48	1	it	it	PRON
ajst-31819	48	2	is	be	AUX
ajst-31819	48	3	regarded	regard	VERB
ajst-31819	48	4	as	as	ADP
ajst-31819	48	5	a	a	DET
ajst-31819	48	6	classic	classic	ADJ
ajst-31819	48	7	reference	reference	NOUN
ajst-31819	48	8	worthy	worthy	ADJ
ajst-31819	48	9	of	of	ADP
ajst-31819	48	10	in	in	ADP
ajst-31819	48	11	-	-	PUNCT
ajst-31819	48	12	depth	depth	NOUN
ajst-31819	48	13	study	study	NOUN
ajst-31819	48	14	.	.	PUNCT
ajst-31819	49	1	with	with	ADP
ajst-31819	49	2	ongoing	ongoing	ADJ
ajst-31819	49	3	research	research	NOUN
ajst-31819	49	4	and	and	CCONJ
ajst-31819	49	5	technological	technological	ADJ
ajst-31819	49	6	evolution	evolution	NOUN
ajst-31819	49	7	,	,	PUNCT
ajst-31819	49	8	the	the	DET
ajst-31819	49	9	theoretical	theoretical	ADJ
ajst-31819	49	10	framework	framework	NOUN
ajst-31819	49	11	and	and	CCONJ
ajst-31819	49	12	technical	technical	ADJ
ajst-31819	49	13	essence	essence	NOUN
ajst-31819	49	14	of	of	ADP
ajst-31819	49	15	smart	smart	ADJ
ajst-31819	49	16	antennas	antenna	NOUN
ajst-31819	49	17	have	have	AUX
ajst-31819	49	18	become	become	VERB
ajst-31819	49	19	increasingly	increasingly	ADV
ajst-31819	49	20	well	well	ADV
ajst-31819	49	21	-	-	PUNCT
ajst-31819	49	22	defined	define	VERB
ajst-31819	49	23	and	and	CCONJ
ajst-31819	49	24	refined	refine	VERB
ajst-31819	49	25	.	.	PUNCT
ajst-31819	50	1	numerous	numerous	ADJ
ajst-31819	50	2	scholars	scholar	NOUN
ajst-31819	50	3	have	have	AUX
ajst-31819	50	4	provided	provide	VERB
ajst-31819	50	5	systematic	systematic	ADJ
ajst-31819	50	6	explanations	explanation	NOUN
ajst-31819	50	7	and	and	CCONJ
ajst-31819	50	8	definitions	definition	NOUN
ajst-31819	50	9	of	of	ADP
ajst-31819	50	10	the	the	DET
ajst-31819	50	11	core	core	NOUN
ajst-31819	50	12	concepts	concept	NOUN
ajst-31819	50	13	of	of	ADP
ajst-31819	50	14	smart	smart	ADJ
ajst-31819	50	15	antenna	antenna	NOUN
ajst-31819	50	16	technology	technology	NOUN
ajst-31819	50	17	.	.	PUNCT
ajst-31819	51	1	in	in	ADP
ajst-31819	51	2	literature	literature	NOUN
ajst-31819	51	3	[	[	X
ajst-31819	51	4	4	4	NUM
ajst-31819	51	5	]	]	PUNCT
ajst-31819	51	6	,	,	PUNCT
ajst-31819	51	7	the	the	DET
ajst-31819	51	8	advantages	advantage	NOUN
ajst-31819	51	9	and	and	CCONJ
ajst-31819	51	10	recent	recent	ADJ
ajst-31819	51	11	advancements	advancement	NOUN
ajst-31819	51	12	in	in	ADP
ajst-31819	51	13	smart	smart	ADJ
ajst-31819	51	14	antenna	antenna	NOUN
ajst-31819	51	15	transceiver	transceiver	NOUN
ajst-31819	51	16	architectures	architecture	NOUN
ajst-31819	51	17	are	be	AUX
ajst-31819	51	18	summarized	summarize	VERB
ajst-31819	51	19	,	,	PUNCT
ajst-31819	51	20	along	along	ADP
ajst-31819	51	21	with	with	ADP
ajst-31819	51	22	proposed	propose	VERB
ajst-31819	51	23	future	future	ADJ
ajst-31819	51	24	development	development	NOUN
ajst-31819	51	25	trends	trend	NOUN
ajst-31819	51	26	and	and	CCONJ
ajst-31819	51	27	challenges	challenge	NOUN
ajst-31819	51	28	.	.	PUNCT
ajst-31819	52	1	meanwhile	meanwhile	ADV
ajst-31819	52	2	,	,	PUNCT
ajst-31819	52	3	literature	literature	NOUN
ajst-31819	53	1	[	[	X
ajst-31819	53	2	5	5	NUM
ajst-31819	53	3	]	]	PUNCT
ajst-31819	53	4	reviews	review	VERB
ajst-31819	53	5	the	the	DET
ajst-31819	53	6	historical	historical	ADJ
ajst-31819	53	7	development	development	NOUN
ajst-31819	53	8	of	of	ADP
ajst-31819	53	9	smart	smart	ADJ
ajst-31819	53	10	antennas	antenna	NOUN
ajst-31819	53	11	,	,	PUNCT
ajst-31819	53	12	clarifying	clarify	VERB
ajst-31819	53	13	the	the	DET
ajst-31819	53	14	historical	historical	ADJ
ajst-31819	53	15	significance	significance	NOUN
ajst-31819	53	16	of	of	ADP
ajst-31819	53	17	fixed	fix	VERB
ajst-31819	53	18	beam	beam	NOUN
ajst-31819	53	19	systems	system	NOUN
ajst-31819	53	20	.	.	PUNCT
ajst-31819	54	1	subsequently	subsequently	ADV
ajst-31819	54	2	,	,	PUNCT
ajst-31819	54	3	brady	brady	PROPN
ajst-31819	54	4	et	et	PROPN
ajst-31819	54	5	al	al	PROPN
ajst-31819	54	6	.	.	PROPN
ajst-31819	54	7	integrated	integrate	VERB
ajst-31819	54	8	the	the	DET
ajst-31819	54	9	concept	concept	NOUN
ajst-31819	54	10	of	of	ADP
ajst-31819	54	11	beamspace	beamspace	NOUN
ajst-31819	54	12	mimo	mimo	PROPN
ajst-31819	54	13	communication	communication	NOUN
ajst-31819	54	14	with	with	ADP
ajst-31819	54	15	hybrid	hybrid	ADJ
ajst-31819	54	16	analog	analog	NOUN
ajst-31819	54	17	-	-	PUNCT
ajst-31819	54	18	digital	digital	ADJ
ajst-31819	54	19	transceiver	transceiver	NOUN
ajst-31819	54	20	architectures[6	architectures[6	ADP
ajst-31819	54	21	]	]	PUNCT
ajst-31819	54	22	,	,	PUNCT
ajst-31819	54	23	proposing	propose	VERB
ajst-31819	54	24	a	a	DET
ajst-31819	54	25	physically	physically	ADV
ajst-31819	54	26	precise	precise	ADJ
ajst-31819	54	27	computational	computational	ADJ
ajst-31819	54	28	modeling	modeling	NOUN
ajst-31819	54	29	and	and	CCONJ
ajst-31819	54	30	analytical	analytical	ADJ
ajst-31819	54	31	framework	framework	NOUN
ajst-31819	54	32	for	for	ADP
ajst-31819	54	33	capmimo	capmimo	ADJ
ajst-31819	54	34	(	(	PUNCT
ajst-31819	54	35	continuous	continuous	ADJ
ajst-31819	54	36	aperture	aperture	ADJ
ajst-31819	54	37	phased	phase	VERB
ajst-31819	54	38	mimo	mimo	PROPN
ajst-31819	54	39	)	)	PUNCT
ajst-31819	54	40	.	.	PUNCT
ajst-31819	55	1	experimental	experimental	ADJ
ajst-31819	55	2	validation	validation	NOUN
ajst-31819	55	3	demonstrated	demonstrate	VERB
ajst-31819	55	4	that	that	SCONJ
ajst-31819	55	5	this	this	DET
ajst-31819	55	6	system	system	NOUN
ajst-31819	55	7	significantly	significantly	ADV
ajst-31819	55	8	enhances	enhance	VERB
ajst-31819	55	9	spectral	spectral	ADJ
ajst-31819	55	10	efficiency	efficiency	NOUN
ajst-31819	55	11	.	.	PUNCT
ajst-31819	56	1	research	research	NOUN
ajst-31819	56	2	on	on	ADP
ajst-31819	56	3	switched	switch	VERB
ajst-31819	56	4	-	-	PUNCT
ajst-31819	56	5	beam	beam	NOUN
ajst-31819	56	6	antennas	antenna	NOUN
ajst-31819	56	7	has	have	AUX
ajst-31819	56	8	reached	reach	VERB
ajst-31819	56	9	a	a	DET
ajst-31819	56	10	relatively	relatively	ADV
ajst-31819	56	11	mature	mature	ADJ
ajst-31819	56	12	stage	stage	NOUN
ajst-31819	56	13	.	.	PUNCT
ajst-31819	57	1	in	in	ADP
ajst-31819	57	2	recent	recent	ADJ
ajst-31819	57	3	years	year	NOUN
ajst-31819	57	4	,	,	PUNCT
ajst-31819	57	5	however	however	ADV
ajst-31819	57	6	,	,	PUNCT
ajst-31819	57	7	this	this	DET
ajst-31819	57	8	technology	technology	NOUN
ajst-31819	57	9	has	have	AUX
ajst-31819	57	10	been	be	AUX
ajst-31819	57	11	revitalized	revitalize	VERB
ajst-31819	57	12	in	in	ADP
ajst-31819	57	13	cutting	cut	VERB
ajst-31819	57	14	-	-	PUNCT
ajst-31819	57	15	edge	edge	NOUN
ajst-31819	57	16	studies	study	NOUN
ajst-31819	57	17	in	in	ADP
ajst-31819	57	18	the	the	DET
ajst-31819	57	19	form	form	NOUN
ajst-31819	57	20	of	of	ADP
ajst-31819	57	21	"	"	PUNCT
ajst-31819	57	22	new	new	ADJ
ajst-31819	57	23	manifestations	manifestation	NOUN
ajst-31819	57	24	.	.	PUNCT
ajst-31819	57	25	"	"	PUNCT
ajst-31819	58	1	for	for	ADP
ajst-31819	58	2	example	example	NOUN
ajst-31819	58	3	,	,	PUNCT
ajst-31819	58	4	millimeter	millimeter	NOUN
ajst-31819	58	5	-	-	PUNCT
ajst-31819	58	6	wave	wave	NOUN
ajst-31819	58	7	beam	beam	NOUN
ajst-31819	58	8	management	management	NOUN
ajst-31819	58	9	—	—	PUNCT
ajst-31819	58	10	such	such	ADJ
ajst-31819	58	11	as	as	ADP
ajst-31819	58	12	ssb	ssb	PROPN
ajst-31819	58	13	beam	beam	NOUN
ajst-31819	58	14	scanning	scanning	NOUN
ajst-31819	58	15	in	in	ADP
ajst-31819	58	16	5	5	NUM
ajst-31819	58	17	g	g	NOUN
ajst-31819	58	18	nr[7]—and	nr[7]—and	NOUN
ajst-31819	58	19	the	the	DET
ajst-31819	58	20	codebook	codebook	NOUN
ajst-31819	58	21	design	design	NOUN
ajst-31819	58	22	for	for	ADP
ajst-31819	58	23	intelligent	intelligent	ADJ
ajst-31819	58	24	reflecting	reflect	VERB
ajst-31819	58	25	surfaces	surface	NOUN
ajst-31819	58	26	(	(	PUNCT
ajst-31819	58	27	irs)[8	irs)[8	PROPN
ajst-31819	58	28	]	]	PUNCT
ajst-31819	58	29	represent	represent	VERB
ajst-31819	58	30	continuations	continuation	NOUN
ajst-31819	58	31	and	and	CCONJ
ajst-31819	58	32	advancements	advancement	NOUN
ajst-31819	58	33	of	of	ADP
ajst-31819	58	34	the	the	DET
ajst-31819	58	35	foundational	foundational	ADJ
ajst-31819	58	36	concepts	concept	NOUN
ajst-31819	58	37	underlying	underlie	VERB
ajst-31819	58	38	switched	switch	VERB
ajst-31819	58	39	-	-	PUNCT
ajst-31819	58	40	beam	beam	NOUN
ajst-31819	58	41	antennas	antenna	NOUN
ajst-31819	58	42	.	.	PUNCT
ajst-31819	59	1	2.2	2.2	NUM
ajst-31819	59	2	.	.	PUNCT
ajst-31819	60	1	adaptive	adaptive	ADJ
ajst-31819	60	2	beamforming	beamforme	VERB
ajst-31819	60	3	antennas	antenna	NOUN
ajst-31819	60	4	adaptive	adaptive	ADJ
ajst-31819	60	5	beamforming	beamforme	VERB
ajst-31819	60	6	antennas	antenna	NOUN
ajst-31819	60	7	represent	represent	VERB
ajst-31819	60	8	a	a	DET
ajst-31819	60	9	class	class	NOUN
ajst-31819	60	10	of	of	ADP
ajst-31819	60	11	smart	smart	ADJ
ajst-31819	60	12	antenna	antenna	NOUN
ajst-31819	60	13	systems	system	NOUN
ajst-31819	60	14	grounded	ground	VERB
ajst-31819	60	15	in	in	ADP
ajst-31819	60	16	advanced	advanced	ADJ
ajst-31819	60	17	digital	digital	ADJ
ajst-31819	60	18	signal	signal	NOUN
ajst-31819	60	19	processing	processing	NOUN
ajst-31819	60	20	techniques	technique	NOUN
ajst-31819	60	21	.	.	PUNCT
ajst-31819	61	1	their	their	PRON
ajst-31819	61	2	core	core	ADJ
ajst-31819	61	3	operational	operational	ADJ
ajst-31819	61	4	principle	principle	NOUN
ajst-31819	61	5	lies	lie	VERB
ajst-31819	61	6	in	in	ADP
ajst-31819	61	7	the	the	DET
ajst-31819	61	8	real	real	ADJ
ajst-31819	61	9	-	-	PUNCT
ajst-31819	61	10	time	time	NOUN
ajst-31819	61	11	computation	computation	NOUN
ajst-31819	61	12	of	of	ADP
ajst-31819	61	13	complex	complex	ADJ
ajst-31819	61	14	weighting	weighting	NOUN
ajst-31819	61	15	coefficients	coefficient	NOUN
ajst-31819	61	16	for	for	ADP
ajst-31819	61	17	signals	signal	NOUN
ajst-31819	61	18	received	receive	VERB
ajst-31819	61	19	by	by	ADP
ajst-31819	61	20	individual	individual	ADJ
ajst-31819	61	21	antenna	antenna	NOUN
ajst-31819	61	22	elements	element	NOUN
ajst-31819	61	23	within	within	ADP
ajst-31819	61	24	the	the	DET
ajst-31819	61	25	array	array	NOUN
ajst-31819	61	26	,	,	PUNCT
ajst-31819	61	27	enabling	enable	VERB
ajst-31819	61	28	the	the	DET
ajst-31819	61	29	dynamic	dynamic	ADJ
ajst-31819	61	30	synthesis	synthesis	NOUN
ajst-31819	61	31	of	of	ADP
ajst-31819	61	32	an	an	DET
ajst-31819	61	33	optimal	optimal	ADJ
ajst-31819	61	34	beam	beam	NOUN
ajst-31819	61	35	that	that	PRON
ajst-31819	61	36	precisely	precisely	ADV
ajst-31819	61	37	directs	direct	VERB
ajst-31819	61	38	radiation	radiation	NOUN
ajst-31819	61	39	toward	toward	ADP
ajst-31819	61	40	target	target	NOUN
ajst-31819	61	41	users	user	NOUN
ajst-31819	61	42	.	.	PUNCT
ajst-31819	62	1	by	by	ADP
ajst-31819	62	2	continuously	continuously	ADV
ajst-31819	62	3	updating	update	VERB
ajst-31819	62	4	the	the	DET
ajst-31819	62	5	beamforming	beamforme	VERB
ajst-31819	62	6	vectors	vector	NOUN
ajst-31819	62	7	,	,	PUNCT
ajst-31819	62	8	the	the	DET
ajst-31819	62	9	system	system	NOUN
ajst-31819	62	10	not	not	PART
ajst-31819	62	11	only	only	ADV
ajst-31819	62	12	automatically	automatically	ADV
ajst-31819	62	13	tracks	track	VERB
ajst-31819	62	14	high	high	ADJ
ajst-31819	62	15	-	-	PUNCT
ajst-31819	62	16	speed	speed	NOUN
ajst-31819	62	17	mobile	mobile	ADJ
ajst-31819	62	18	user	user	NOUN
ajst-31819	62	19	terminals	terminal	NOUN
ajst-31819	62	20	but	but	CCONJ
ajst-31819	62	21	also	also	ADV
ajst-31819	62	22	adaptively	adaptively	ADV
ajst-31819	62	23	forms	form	VERB
ajst-31819	62	24	nulls	null	NOUN
ajst-31819	62	25	in	in	ADP
ajst-31819	62	26	the	the	DET
ajst-31819	62	27	directions	direction	NOUN
ajst-31819	62	28	of	of	ADP
ajst-31819	62	29	interference	interference	NOUN
ajst-31819	62	30	sources	source	NOUN
ajst-31819	62	31	,	,	PUNCT
ajst-31819	62	32	thereby	thereby	ADV
ajst-31819	62	33	effectively	effectively	ADV
ajst-31819	62	34	suppressing	suppress	VERB
ajst-31819	62	35	interference	interference	NOUN
ajst-31819	62	36	while	while	SCONJ
ajst-31819	62	37	optimizing	optimize	VERB
ajst-31819	62	38	spectral	spectral	ADJ
ajst-31819	62	39	efficiency	efficiency	NOUN
ajst-31819	62	40	and	and	CCONJ
ajst-31819	62	41	significantly	significantly	ADV
ajst-31819	62	42	enhancing	enhance	VERB
ajst-31819	62	43	overall	overall	ADJ
ajst-31819	62	44	system	system	NOUN
ajst-31819	62	45	capacity	capacity	NOUN
ajst-31819	62	46	.	.	PUNCT
ajst-31819	63	1	this	this	DET
ajst-31819	63	2	technology	technology	NOUN
ajst-31819	63	3	demands	demand	VERB
ajst-31819	63	4	multi	multi	ADJ
ajst-31819	63	5	-	-	ADJ
ajst-31819	63	6	channel	channel	ADJ
ajst-31819	63	7	rf	rf	ADJ
ajst-31819	63	8	chains	chain	NOUN
ajst-31819	63	9	and	and	CCONJ
ajst-31819	63	10	highperformance	highperformance	NOUN
ajst-31819	63	11	real	real	ADJ
ajst-31819	63	12	-	-	PUNCT
ajst-31819	63	13	time	time	NOUN
ajst-31819	63	14	processors	processor	NOUN
ajst-31819	63	15	for	for	ADP
ajst-31819	63	16	hardware	hardware	NOUN
ajst-31819	63	17	implementation	implementation	NOUN
ajst-31819	63	18	,	,	PUNCT
ajst-31819	63	19	along	along	ADP
ajst-31819	63	20	with	with	ADP
ajst-31819	63	21	computationally	computationally	ADV
ajst-31819	63	22	intensive	intensive	ADJ
ajst-31819	63	23	operations	operation	NOUN
ajst-31819	63	24	including	include	VERB
ajst-31819	63	25	covariance	covariance	NOUN
ajst-31819	63	26	matrix	matrix	NOUN
ajst-31819	63	27	inversion	inversion	NOUN
ajst-31819	63	28	and	and	CCONJ
ajst-31819	63	29	adaptive	adaptive	ADJ
ajst-31819	63	30	iterative	iterative	NOUN
ajst-31819	63	31	algorithms	algorithm	NOUN
ajst-31819	63	32	at	at	ADP
ajst-31819	63	33	the	the	DET
ajst-31819	63	34	processing	processing	NOUN
ajst-31819	63	35	level	level	NOUN
ajst-31819	63	36	.	.	PUNCT
ajst-31819	64	1	these	these	DET
ajst-31819	64	2	requirements	requirement	NOUN
ajst-31819	64	3	result	result	VERB
ajst-31819	64	4	in	in	ADP
ajst-31819	64	5	significant	significant	ADJ
ajst-31819	64	6	implementation	implementation	NOUN
ajst-31819	64	7	complexity	complexity	NOUN
ajst-31819	64	8	and	and	CCONJ
ajst-31819	64	9	cost	cost	NOUN
ajst-31819	64	10	.	.	PUNCT
ajst-31819	65	1	nevertheless	nevertheless	ADV
ajst-31819	65	2	,	,	PUNCT
ajst-31819	65	3	the	the	DET
ajst-31819	65	4	technology	technology	NOUN
ajst-31819	65	5	demonstrates	demonstrate	VERB
ajst-31819	65	6	superior	superior	ADJ
ajst-31819	65	7	performance	performance	NOUN
ajst-31819	65	8	in	in	ADP
ajst-31819	65	9	beam	beam	NOUN
ajst-31819	65	10	flexibility	flexibility	NOUN
ajst-31819	65	11	,	,	PUNCT
ajst-31819	65	12	spatial	spatial	ADJ
ajst-31819	65	13	resolution	resolution	NOUN
ajst-31819	65	14	,	,	PUNCT
ajst-31819	65	15	and	and	CCONJ
ajst-31819	65	16	antijamming	antijamme	VERB
ajst-31819	65	17	capability	capability	NOUN
ajst-31819	65	18	when	when	SCONJ
ajst-31819	65	19	compared	compare	VERB
ajst-31819	65	20	to	to	ADP
ajst-31819	65	21	fixed	fix	VERB
ajst-31819	65	22	-	-	PUNCT
ajst-31819	65	23	beam	beam	NOUN
ajst-31819	65	24	systems	system	NOUN
ajst-31819	65	25	.	.	PUNCT
ajst-31819	66	1	consequently	consequently	ADV
ajst-31819	66	2	,	,	PUNCT
ajst-31819	66	3	adaptive	adaptive	ADJ
ajst-31819	66	4	beamforming	beamforme	VERB
ajst-31819	66	5	has	have	AUX
ajst-31819	66	6	become	become	VERB
ajst-31819	66	7	a	a	DET
ajst-31819	66	8	mainstream	mainstream	ADJ
ajst-31819	66	9	technological	technological	ADJ
ajst-31819	66	10	solution	solution	NOUN
ajst-31819	66	11	in	in	ADP
ajst-31819	66	12	high	high	ADJ
ajst-31819	66	13	-	-	PUNCT
ajst-31819	66	14	performance	performance	NOUN
ajst-31819	66	15	communication	communication	NOUN
ajst-31819	66	16	and	and	CCONJ
ajst-31819	66	17	sensing	sense	VERB
ajst-31819	66	18	applications	application	NOUN
ajst-31819	66	19	,	,	PUNCT
ajst-31819	66	20	including	include	VERB
ajst-31819	66	21	4g/5	4g/5	NUM
ajst-31819	66	22	g	g	NOUN
ajst-31819	66	23	mobile	mobile	ADJ
ajst-31819	66	24	communication	communication	NOUN
ajst-31819	66	25	base	base	NOUN
ajst-31819	66	26	stations	station	NOUN
ajst-31819	66	27	,	,	PUNCT
ajst-31819	66	28	military	military	ADJ
ajst-31819	66	29	radar	radar	NOUN
ajst-31819	66	30	and	and	CCONJ
ajst-31819	66	31	electronic	electronic	ADJ
ajst-31819	66	32	warfare	warfare	NOUN
ajst-31819	66	33	systems	system	NOUN
ajst-31819	66	34	,	,	PUNCT
ajst-31819	66	35	satellite	satellite	NOUN
ajst-31819	66	36	communication	communication	NOUN
ajst-31819	66	37	terminals	terminal	NOUN
ajst-31819	66	38	,	,	PUNCT
ajst-31819	66	39	and	and	CCONJ
ajst-31819	66	40	high	high	ADJ
ajst-31819	66	41	-	-	PUNCT
ajst-31819	66	42	precision	precision	NOUN
ajst-31819	66	43	navigation	navigation	NOUN
ajst-31819	66	44	and	and	CCONJ
ajst-31819	66	45	positioning	positioning	NOUN
ajst-31819	66	46	devices	device	NOUN
ajst-31819	66	47	.	.	PUNCT
ajst-31819	67	1	the	the	DET
ajst-31819	67	2	theoretical	theoretical	ADJ
ajst-31819	67	3	foundation	foundation	NOUN
ajst-31819	67	4	of	of	ADP
ajst-31819	67	5	adaptive	adaptive	ADJ
ajst-31819	67	6	beamforming	beamforming	NOUN
ajst-31819	67	7	antennas	antenna	NOUN
ajst-31819	67	8	originated	originate	VERB
ajst-31819	67	9	in	in	ADP
ajst-31819	67	10	the	the	DET
ajst-31819	67	11	radar	radar	NOUN
ajst-31819	67	12	field	field	NOUN
ajst-31819	67	13	during	during	ADP
ajst-31819	67	14	the	the	DET
ajst-31819	67	15	1960s	1960s	NUM
ajst-31819	67	16	.	.	PUNCT
ajst-31819	68	1	key	key	ADJ
ajst-31819	68	2	milestones	milestone	NOUN
ajst-31819	68	3	included	include	VERB
ajst-31819	68	4	the	the	DET
ajst-31819	68	5	adaptive	adaptive	ADJ
ajst-31819	68	6	sidelobe	sidelobe	PROPN
ajst-31819	68	7	cancellation	cancellation	NOUN
ajst-31819	68	8	technique	technique	NOUN
ajst-31819	68	9	proposed	propose	VERB
ajst-31819	68	10	by	by	ADP
ajst-31819	68	11	howells[9	howells[9	PROPN
ajst-31819	68	12	]	]	PUNCT
ajst-31819	68	13	and	and	CCONJ
ajst-31819	68	14	the	the	DET
ajst-31819	68	15	least	least	ADJ
ajst-31819	68	16	mean	mean	ADJ
ajst-31819	68	17	squares	square	NOUN
ajst-31819	68	18	(	(	PUNCT
ajst-31819	68	19	lms	lm	NOUN
ajst-31819	68	20	)	)	PUNCT
ajst-31819	68	21	algorithm	algorithm	NOUN
ajst-31819	68	22	introduced	introduce	VERB
ajst-31819	68	23	by	by	ADP
ajst-31819	68	24	widrow	widrow	PROPN
ajst-31819	68	25	,	,	PUNCT
ajst-31819	68	26	which	which	PRON
ajst-31819	68	27	together	together	ADV
ajst-31819	68	28	laid	lay	VERB
ajst-31819	68	29	the	the	DET
ajst-31819	68	30	groundwork	groundwork	NOUN
ajst-31819	68	31	for	for	ADP
ajst-31819	68	32	subsequent	subsequent	ADJ
ajst-31819	68	33	development	development	NOUN
ajst-31819	68	34	of	of	ADP
ajst-31819	68	35	this	this	DET
ajst-31819	68	36	technology	technology	NOUN
ajst-31819	68	37	.	.	PUNCT
ajst-31819	69	1	subsequent	subsequent	ADJ
ajst-31819	69	2	efforts	effort	NOUN
ajst-31819	69	3	by	by	ADP
ajst-31819	69	4	researchers	researcher	NOUN
ajst-31819	69	5	led	lead	VERB
ajst-31819	69	6	to	to	ADP
ajst-31819	69	7	a	a	DET
ajst-31819	69	8	flourishing	flourishing	ADJ
ajst-31819	69	9	period	period	NOUN
ajst-31819	69	10	of	of	ADP
ajst-31819	69	11	algorithmic	algorithmic	ADJ
ajst-31819	69	12	development	development	NOUN
ajst-31819	69	13	in	in	ADP
ajst-31819	69	14	the	the	DET
ajst-31819	69	15	1970s	1970	NOUN
ajst-31819	69	16	and	and	CCONJ
ajst-31819	69	17	1980s	1980	NOUN
ajst-31819	69	18	.	.	PUNCT
ajst-31819	70	1	a	a	DET
ajst-31819	70	2	key	key	ADJ
ajst-31819	70	3	advancement	advancement	NOUN
ajst-31819	70	4	was	be	AUX
ajst-31819	70	5	made	make	VERB
ajst-31819	70	6	by	by	ADP
ajst-31819	70	7	capon	capon	NOUN
ajst-31819	70	8	in	in	ADP
ajst-31819	70	9	1969	1969	NUM
ajst-31819	70	10	with	with	ADP
ajst-31819	70	11	the	the	DET
ajst-31819	70	12	design	design	NOUN
ajst-31819	70	13	of	of	ADP
ajst-31819	70	14	the	the	DET
ajst-31819	70	15	capon	capon	NOUN
ajst-31819	70	16	beamformer[10	beamformer[10	NOUN
ajst-31819	70	17	]	]	PUNCT
ajst-31819	70	18	.	.	PUNCT
ajst-31819	71	1	this	this	DET
ajst-31819	71	2	method	method	NOUN
ajst-31819	71	3	minimizes	minimize	VERB
ajst-31819	71	4	output	output	NOUN
ajst-31819	71	5	power	power	NOUN
ajst-31819	71	6	while	while	SCONJ
ajst-31819	71	7	maintaining	maintain	VERB
ajst-31819	71	8	a	a	DET
ajst-31819	71	9	distortionless	distortionless	ADJ
ajst-31819	71	10	response	response	NOUN
ajst-31819	71	11	to	to	ADP
ajst-31819	71	12	the	the	DET
ajst-31819	71	13	desired	desire	VERB
ajst-31819	71	14	signal	signal	NOUN
ajst-31819	71	15	,	,	PUNCT
ajst-31819	71	16	thereby	thereby	ADV
ajst-31819	71	17	effectively	effectively	ADV
ajst-31819	71	18	suppressing	suppress	VERB
ajst-31819	71	19	interference	interference	NOUN
ajst-31819	71	20	and	and	CCONJ
ajst-31819	71	21	noise	noise	NOUN
ajst-31819	71	22	and	and	CCONJ
ajst-31819	71	23	significantly	significantly	ADV
ajst-31819	71	24	enhancing	enhance	VERB
ajst-31819	71	25	the	the	DET
ajst-31819	71	26	resolution	resolution	NOUN
ajst-31819	71	27	of	of	ADP
ajst-31819	71	28	spatial	spatial	ADJ
ajst-31819	71	29	spectrum	spectrum	NOUN
ajst-31819	71	30	estimation	estimation	NOUN
ajst-31819	71	31	.	.	PUNCT
ajst-31819	72	1	in	in	ADP
ajst-31819	72	2	1986	1986	NUM
ajst-31819	72	3	,	,	PUNCT
ajst-31819	72	4	schmidt	schmidt	PROPN
ajst-31819	72	5	developed	develop	VERB
ajst-31819	72	6	the	the	DET
ajst-31819	72	7	multiple	multiple	ADJ
ajst-31819	72	8	signal	signal	NOUN
ajst-31819	72	9	classification	classification	NOUN
ajst-31819	72	10	(	(	PUNCT
ajst-31819	72	11	music	music	NOUN
ajst-31819	72	12	)	)	PUNCT
ajst-31819	72	13	algorithm[11	algorithm[11	ADP
ajst-31819	72	14	]	]	PUNCT
ajst-31819	72	15	.	.	PUNCT
ajst-31819	73	1	by	by	ADP
ajst-31819	73	2	leveraging	leverage	VERB
ajst-31819	73	3	the	the	DET
ajst-31819	73	4	covariance	covariance	NOUN
ajst-31819	73	5	matrix	matrix	NOUN
ajst-31819	73	6	of	of	ADP
ajst-31819	73	7	received	receive	VERB
ajst-31819	73	8	data	datum	NOUN
ajst-31819	73	9	,	,	PUNCT
ajst-31819	73	10	this	this	DET
ajst-31819	73	11	method	method	NOUN
ajst-31819	73	12	achieves	achieve	VERB
ajst-31819	73	13	significantly	significantly	ADV
ajst-31819	73	14	higher	high	ADJ
ajst-31819	73	15	resolution	resolution	NOUN
ajst-31819	73	16	than	than	ADP
ajst-31819	73	17	conventional	conventional	ADJ
ajst-31819	73	18	approaches	approach	NOUN
ajst-31819	73	19	.	.	PUNCT
ajst-31819	74	1	roy	roy	PROPN
ajst-31819	74	2	introduced	introduce	VERB
ajst-31819	74	3	the	the	DET
ajst-31819	74	4	esprit	esprit	NOUN
ajst-31819	74	5	algorithm	algorithm	NOUN
ajst-31819	74	6	by	by	ADP
ajst-31819	74	7	exploiting	exploit	VERB
ajst-31819	74	8	the	the	DET
ajst-31819	74	9	translational	translational	ADJ
ajst-31819	74	10	invariance	invariance	NOUN
ajst-31819	74	11	property	property	NOUN
ajst-31819	74	12	of	of	ADP
ajst-31819	74	13	sensor	sensor	NOUN
ajst-31819	74	14	arrays[12	arrays[12	NOUN
ajst-31819	74	15	]	]	PUNCT
ajst-31819	74	16	.	.	PUNCT
ajst-31819	75	1	this	this	DET
ajst-31819	75	2	approach	approach	NOUN
ajst-31819	75	3	eliminates	eliminate	VERB
ajst-31819	75	4	the	the	DET
ajst-31819	75	5	need	need	NOUN
ajst-31819	75	6	for	for	ADP
ajst-31819	75	7	computationally	computationally	ADV
ajst-31819	75	8	intensive	intensive	ADJ
ajst-31819	75	9	spectral	spectral	ADJ
ajst-31819	75	10	peak	peak	NOUN
ajst-31819	75	11	searches	search	NOUN
ajst-31819	75	12	and	and	CCONJ
ajst-31819	75	13	instead	instead	ADV
ajst-31819	75	14	directly	directly	ADV
ajst-31819	75	15	estimates	estimate	VERB
ajst-31819	75	16	the	the	DET
ajst-31819	75	17	direction	direction	NOUN
ajst-31819	75	18	of	of	ADP
ajst-31819	75	19	arrival	arrival	NOUN
ajst-31819	75	20	(	(	PUNCT
ajst-31819	75	21	doa	doa	PROPN
ajst-31819	75	22	)	)	PUNCT
ajst-31819	75	23	by	by	ADP
ajst-31819	75	24	exploiting	exploit	VERB
ajst-31819	75	25	the	the	DET
ajst-31819	75	26	rotational	rotational	ADJ
ajst-31819	75	27	invariance	invariance	NOUN
ajst-31819	75	28	of	of	ADP
ajst-31819	75	29	the	the	DET
ajst-31819	75	30	signal	signal	ADJ
ajst-31819	75	31	subspace	subspace	NOUN
ajst-31819	75	32	.	.	PUNCT
ajst-31819	76	1	as	as	ADP
ajst-31819	76	2	a	a	DET
ajst-31819	76	3	result	result	NOUN
ajst-31819	76	4	,	,	PUNCT
ajst-31819	76	5	esprit	esprit	NOUN
ajst-31819	76	6	requires	require	VERB
ajst-31819	76	7	less	less	ADJ
ajst-31819	76	8	computational	computational	ADJ
ajst-31819	76	9	effort	effort	NOUN
ajst-31819	76	10	,	,	PUNCT
ajst-31819	76	11	has	have	VERB
ajst-31819	76	12	lower	low	ADJ
ajst-31819	76	13	complexity	complexity	NOUN
ajst-31819	76	14	,	,	PUNCT
ajst-31819	76	15	and	and	CCONJ
ajst-31819	76	16	operates	operate	VERB
ajst-31819	76	17	at	at	ADP
ajst-31819	76	18	a	a	DET
ajst-31819	76	19	higher	high	ADJ
ajst-31819	76	20	speed	speed	NOUN
ajst-31819	76	21	.	.	PUNCT
ajst-31819	77	1	both	both	CCONJ
ajst-31819	77	2	the	the	DET
ajst-31819	77	3	music	music	NOUN
ajst-31819	77	4	15	15	NUM
ajst-31819	77	5	and	and	CCONJ
ajst-31819	77	6	esprit	esprit	NOUN
ajst-31819	77	7	algorithms	algorithm	NOUN
ajst-31819	77	8	are	be	AUX
ajst-31819	77	9	considered	consider	VERB
ajst-31819	77	10	classical	classical	ADJ
ajst-31819	77	11	and	and	CCONJ
ajst-31819	77	12	have	have	AUX
ajst-31819	77	13	been	be	AUX
ajst-31819	77	14	widely	widely	ADV
ajst-31819	77	15	applied	apply	VERB
ajst-31819	77	16	across	across	ADP
ajst-31819	77	17	numerous	numerous	ADJ
ajst-31819	77	18	fields	field	NOUN
ajst-31819	77	19	including	include	VERB
ajst-31819	77	20	radar	radar	NOUN
ajst-31819	77	21	,	,	PUNCT
ajst-31819	77	22	sonar	sonar	NOUN
ajst-31819	77	23	,	,	PUNCT
ajst-31819	77	24	and	and	CCONJ
ajst-31819	77	25	wireless	wireless	ADJ
ajst-31819	77	26	communications	communication	NOUN
ajst-31819	77	27	.	.	PUNCT
ajst-31819	78	1	with	with	ADP
ajst-31819	78	2	advancements	advancement	NOUN
ajst-31819	78	3	in	in	ADP
ajst-31819	78	4	digital	digital	ADJ
ajst-31819	78	5	signal	signal	NOUN
ajst-31819	78	6	processor	processor	NOUN
ajst-31819	78	7	(	(	PUNCT
ajst-31819	78	8	dsp	dsp	NOUN
ajst-31819	78	9	)	)	PUNCT
ajst-31819	78	10	technology	technology	NOUN
ajst-31819	78	11	,	,	PUNCT
ajst-31819	78	12	digital	digital	PROPN
ajst-31819	78	13	beamforming	beamforming	NOUN
ajst-31819	78	14	(	(	PUNCT
ajst-31819	78	15	dbf)—which	dbf)—which	X
ajst-31819	78	16	reduces	reduce	VERB
ajst-31819	78	17	antenna	antenna	NOUN
ajst-31819	78	18	size	size	NOUN
ajst-31819	78	19	and	and	CCONJ
ajst-31819	78	20	improves	improve	VERB
ajst-31819	78	21	resolution	resolution	NOUN
ajst-31819	78	22	—	—	PUNCT
ajst-31819	78	23	transitioned	transition	VERB
ajst-31819	78	24	from	from	ADP
ajst-31819	78	25	theory	theory	NOUN
ajst-31819	78	26	to	to	ADP
ajst-31819	78	27	practical	practical	ADJ
ajst-31819	78	28	implementation	implementation	NOUN
ajst-31819	78	29	.	.	PUNCT
ajst-31819	79	1	it	it	PRON
ajst-31819	79	2	was	be	AUX
ajst-31819	79	3	successfully	successfully	ADV
ajst-31819	79	4	integrated	integrate	VERB
ajst-31819	79	5	into	into	ADP
ajst-31819	79	6	smart	smart	ADJ
ajst-31819	79	7	antenna	antenna	NOUN
ajst-31819	79	8	systems	system	NOUN
ajst-31819	79	9	for	for	ADP
ajst-31819	79	10	3g/4	3g/4	NUM
ajst-31819	79	11	g	g	NOUN
ajst-31819	79	12	mobile	mobile	ADJ
ajst-31819	79	13	communications[13	communications[13	NOUN
ajst-31819	79	14	]	]	PUNCT
ajst-31819	79	15	,	,	PUNCT
ajst-31819	79	16	marking	mark	VERB
ajst-31819	79	17	a	a	DET
ajst-31819	79	18	leap	leap	NOUN
ajst-31819	79	19	from	from	ADP
ajst-31819	79	20	conceptual	conceptual	ADJ
ajst-31819	79	21	research	research	NOUN
ajst-31819	79	22	to	to	ADP
ajst-31819	79	23	commercial	commercial	ADJ
ajst-31819	79	24	deployment	deployment	NOUN
ajst-31819	79	25	.	.	PUNCT
ajst-31819	80	1	subsequent	subsequent	ADJ
ajst-31819	80	2	research	research	NOUN
ajst-31819	80	3	on	on	ADP
ajst-31819	80	4	adaptive	adaptive	ADJ
ajst-31819	80	5	beamforming	beamforming	NOUN
ajst-31819	80	6	antennas	antenna	NOUN
ajst-31819	80	7	has	have	AUX
ajst-31819	80	8	focused	focus	VERB
ajst-31819	80	9	on	on	ADP
ajst-31819	80	10	enhancing	enhance	VERB
ajst-31819	80	11	the	the	DET
ajst-31819	80	12	robustness	robustness	NOUN
ajst-31819	80	13	and	and	CCONJ
ajst-31819	80	14	intelligence	intelligence	NOUN
ajst-31819	80	15	of	of	ADP
ajst-31819	80	16	algorithms	algorithm	NOUN
ajst-31819	80	17	.	.	PUNCT
ajst-31819	81	1	these	these	DET
ajst-31819	81	2	efforts	effort	NOUN
ajst-31819	81	3	aim	aim	VERB
ajst-31819	81	4	to	to	PART
ajst-31819	81	5	overcome	overcome	VERB
ajst-31819	81	6	various	various	ADJ
ajst-31819	81	7	practical	practical	ADJ
ajst-31819	81	8	channel	channel	NOUN
ajst-31819	81	9	impairments	impairment	NOUN
ajst-31819	81	10	while	while	SCONJ
ajst-31819	81	11	actively	actively	ADV
ajst-31819	81	12	exploring	explore	VERB
ajst-31819	81	13	deep	deep	ADJ
ajst-31819	81	14	integration	integration	NOUN
ajst-31819	81	15	with	with	ADP
ajst-31819	81	16	machine	machine	NOUN
ajst-31819	81	17	learning	learning	NOUN
ajst-31819	81	18	technologies	technology	NOUN
ajst-31819	81	19	.	.	PUNCT
ajst-31819	82	1	this	this	DET
ajst-31819	82	2	direction	direction	NOUN
ajst-31819	82	3	promotes	promote	VERB
ajst-31819	82	4	the	the	DET
ajst-31819	82	5	evolution	evolution	NOUN
ajst-31819	82	6	of	of	ADP
ajst-31819	82	7	beam	beam	NOUN
ajst-31819	82	8	optimization	optimization	NOUN
ajst-31819	82	9	and	and	CCONJ
ajst-31819	82	10	management	management	NOUN
ajst-31819	82	11	toward	toward	ADP
ajst-31819	82	12	advanced	advanced	ADJ
ajst-31819	82	13	stages	stage	NOUN
ajst-31819	82	14	of	of	ADP
ajst-31819	82	15	autonomous	autonomous	ADJ
ajst-31819	82	16	and	and	CCONJ
ajst-31819	82	17	intelligent	intelligent	ADJ
ajst-31819	82	18	decision	decision	NOUN
ajst-31819	82	19	-	-	PUNCT
ajst-31819	82	20	making	making	NOUN
ajst-31819	82	21	.	.	PUNCT
ajst-31819	83	1	yang	yang	PROPN
ajst-31819	83	2	kunde	kunde	PROPN
ajst-31819	83	3	et	et	AUX
ajst-31819	83	4	al	al	PROPN
ajst-31819	83	5	.	.	PROPN
ajst-31819	83	6	utilized	utilize	VERB
ajst-31819	83	7	generalized	generalized	ADJ
ajst-31819	83	8	diagonal	diagonal	ADJ
ajst-31819	83	9	loading	loading	NOUN
ajst-31819	83	10	techniques	technique	NOUN
ajst-31819	83	11	to	to	PART
ajst-31819	83	12	identify	identify	VERB
ajst-31819	83	13	the	the	DET
ajst-31819	83	14	optimal	optimal	ADJ
ajst-31819	83	15	trade	trade	NOUN
ajst-31819	83	16	-	-	PUNCT
ajst-31819	83	17	off	off	NOUN
ajst-31819	83	18	between	between	ADP
ajst-31819	83	19	array	array	NOUN
ajst-31819	83	20	gain	gain	NOUN
ajst-31819	83	21	and	and	CCONJ
ajst-31819	83	22	robustness	robustness	NOUN
ajst-31819	83	23	in	in	ADP
ajst-31819	83	24	adaptive	adaptive	ADJ
ajst-31819	83	25	beamforming	beamforming	NOUN
ajst-31819	83	26	methods	method	NOUN
ajst-31819	83	27	under	under	ADP
ajst-31819	83	28	varying	vary	VERB
ajst-31819	83	29	conditions[14	conditions[14	PROPN
ajst-31819	83	30	]	]	PUNCT
ajst-31819	83	31	.	.	PUNCT
ajst-31819	84	1	shi	shi	PROPN
ajst-31819	84	2	yingchun	yingchun	PROPN
ajst-31819	84	3	et	et	PROPN
ajst-31819	84	4	al	al	PROPN
ajst-31819	84	5	.	.	PROPN
ajst-31819	84	6	employed	employ	VERB
ajst-31819	84	7	p	p	NOUN
ajst-31819	84	8	-	-	PUNCT
ajst-31819	84	9	norm	norm	NOUN
ajst-31819	84	10	constraints	constraint	NOUN
ajst-31819	84	11	instead	instead	ADV
ajst-31819	84	12	of	of	ADP
ajst-31819	84	13	the	the	DET
ajst-31819	84	14	conventional	conventional	ADJ
ajst-31819	84	15	2	2	NUM
ajst-31819	84	16	-	-	PUNCT
ajst-31819	84	17	norm	norm	NOUN
ajst-31819	84	18	to	to	PART
ajst-31819	84	19	comprehensively	comprehensively	ADV
ajst-31819	84	20	correct	correct	VERB
ajst-31819	84	21	error	error	NOUN
ajst-31819	84	22	uncertainties[15	uncertainties[15	NOUN
ajst-31819	84	23	]	]	PUNCT
ajst-31819	84	24	,	,	PUNCT
ajst-31819	84	25	thereby	thereby	ADV
ajst-31819	84	26	addressing	address	VERB
ajst-31819	84	27	performance	performance	NOUN
ajst-31819	84	28	degradation	degradation	NOUN
ajst-31819	84	29	issues	issue	NOUN
ajst-31819	84	30	in	in	ADP
ajst-31819	84	31	beamformers	beamformer	NOUN
ajst-31819	84	32	.	.	PUNCT
ajst-31819	85	1	feng	feng	PROPN
ajst-31819	85	2	qing	qing	PROPN
ajst-31819	85	3	et	et	PROPN
ajst-31819	85	4	al	al	PROPN
ajst-31819	85	5	.	.	PROPN
ajst-31819	85	6	developed	develop	VERB
ajst-31819	85	7	robust	robust	ADJ
ajst-31819	85	8	capon	capon	NOUN
ajst-31819	85	9	beamforming	beamforme	VERB
ajst-31819	85	10	methods	method	NOUN
ajst-31819	85	11	based	base	VERB
ajst-31819	85	12	on	on	ADP
ajst-31819	85	13	steering	steer	VERB
ajst-31819	85	14	vector	vector	NOUN
ajst-31819	85	15	uncertainty[16	uncertainty[16	PROPN
ajst-31819	85	16	]	]	PUNCT
ajst-31819	85	17	,	,	PUNCT
ajst-31819	85	18	including	include	VERB
ajst-31819	85	19	a	a	DET
ajst-31819	85	20	doubly	doubly	ADV
ajst-31819	85	21	constrained	constrain	VERB
ajst-31819	85	22	robust	robust	ADJ
ajst-31819	85	23	capon	capon	NOUN
ajst-31819	85	24	beamforming	beamforming	NOUN
ajst-31819	85	25	approach	approach	NOUN
ajst-31819	85	26	.	.	PUNCT
ajst-31819	86	1	these	these	DET
ajst-31819	86	2	robust	robust	ADJ
ajst-31819	86	3	adaptive	adaptive	ADJ
ajst-31819	86	4	beamforming	beamforme	VERB
ajst-31819	86	5	techniques	technique	NOUN
ajst-31819	86	6	have	have	AUX
ajst-31819	86	7	been	be	AUX
ajst-31819	86	8	primarily	primarily	ADV
ajst-31819	86	9	applied	apply	VERB
ajst-31819	86	10	in	in	ADP
ajst-31819	86	11	fields	field	NOUN
ajst-31819	86	12	such	such	ADJ
ajst-31819	86	13	as	as	ADP
ajst-31819	86	14	sonar	sonar	NOUN
ajst-31819	86	15	,	,	PUNCT
ajst-31819	86	16	gps	gps	VERB
ajst-31819	86	17	anti	anti	ADJ
ajst-31819	86	18	-	-	ADJ
ajst-31819	86	19	jamming	jamming	ADJ
ajst-31819	86	20	,	,	PUNCT
ajst-31819	86	21	and	and	CCONJ
ajst-31819	86	22	mobile	mobile	ADJ
ajst-31819	86	23	communications	communication	NOUN
ajst-31819	86	24	.	.	PUNCT
ajst-31819	87	1	wang	wang	PROPN
ajst-31819	87	2	ji	ji	PROPN
ajst-31819	87	3	et	et	PROPN
ajst-31819	87	4	al	al	PROPN
ajst-31819	87	5	.	.	PROPN
ajst-31819	87	6	applied	apply	VERB
ajst-31819	87	7	deep	deep	ADJ
ajst-31819	87	8	reinforcement	reinforcement	NOUN
ajst-31819	87	9	learning	learning	NOUN
ajst-31819	87	10	to	to	ADP
ajst-31819	87	11	their	their	PRON
ajst-31819	87	12	research[17	research[17	NOUN
ajst-31819	87	13	]	]	X
ajst-31819	87	14	,	,	PUNCT
ajst-31819	87	15	proposing	propose	VERB
ajst-31819	87	16	an	an	DET
ajst-31819	87	17	intelligent	intelligent	ADJ
ajst-31819	87	18	multi	multi	NOUN
ajst-31819	87	19	-	-	NOUN
ajst-31819	87	20	user	user	NOUN
ajst-31819	87	21	near	near	ADP
ajst-31819	87	22	-	-	PUNCT
ajst-31819	87	23	field	field	NOUN
ajst-31819	87	24	broadband	broadband	NOUN
ajst-31819	87	25	communication	communication	NOUN
ajst-31819	87	26	system	system	NOUN
ajst-31819	87	27	assisted	assist	VERB
ajst-31819	87	28	by	by	ADP
ajst-31819	87	29	an	an	DET
ajst-31819	87	30	omnidirectional	omnidirectional	ADJ
ajst-31819	87	31	reconfigurable	reconfigurable	ADJ
ajst-31819	87	32	intelligent	intelligent	ADJ
ajst-31819	87	33	surface	surface	NOUN
ajst-31819	87	34	(	(	PUNCT
ajst-31819	87	35	ris	ris	PROPN
ajst-31819	87	36	)	)	PUNCT
ajst-31819	87	37	.	.	PUNCT
ajst-31819	88	1	this	this	DET
ajst-31819	88	2	system	system	NOUN
ajst-31819	88	3	optimizes	optimize	VERB
ajst-31819	88	4	beamforming	beamforme	VERB
ajst-31819	88	5	and	and	CCONJ
ajst-31819	88	6	enhances	enhance	VERB
ajst-31819	88	7	the	the	DET
ajst-31819	88	8	achievable	achievable	ADJ
ajst-31819	88	9	rate	rate	NOUN
ajst-31819	88	10	for	for	ADP
ajst-31819	88	11	users	user	NOUN
ajst-31819	88	12	.	.	PUNCT
ajst-31819	89	1	wang	wang	PROPN
ajst-31819	89	2	ying	ying	PROPN
ajst-31819	89	3	et	et	PROPN
ajst-31819	89	4	al	al	PROPN
ajst-31819	89	5	.	.	PROPN
ajst-31819	89	6	addressed	address	VERB
ajst-31819	89	7	the	the	DET
ajst-31819	89	8	near	near	ADJ
ajst-31819	89	9	-	-	PUNCT
ajst-31819	89	10	field	field	NOUN
ajst-31819	89	11	communication	communication	NOUN
ajst-31819	89	12	scenario	scenario	NOUN
ajst-31819	89	13	in	in	ADP
ajst-31819	89	14	ultra	ultra	ADJ
ajst-31819	89	15	-	-	ADJ
ajst-31819	89	16	massive	massive	ADJ
ajst-31819	89	17	mimo	mimo	PROPN
ajst-31819	89	18	systems	system	NOUN
ajst-31819	89	19	by	by	ADP
ajst-31819	89	20	designing	design	VERB
ajst-31819	89	21	a	a	DET
ajst-31819	89	22	beam	beam	NOUN
ajst-31819	89	23	training	training	NOUN
ajst-31819	89	24	scheme	scheme	NOUN
ajst-31819	89	25	based	base	VERB
ajst-31819	89	26	on	on	ADP
ajst-31819	89	27	convolutional	convolutional	ADJ
ajst-31819	89	28	neural	neural	ADJ
ajst-31819	89	29	networks	network	NOUN
ajst-31819	89	30	(	(	PUNCT
ajst-31819	89	31	cnn	cnn	PROPN
ajst-31819	89	32	)	)	PUNCT
ajst-31819	89	33	and	and	CCONJ
ajst-31819	89	34	a	a	DET
ajst-31819	89	35	beam	beam	NOUN
ajst-31819	89	36	tracking	track	VERB
ajst-31819	89	37	scheme	scheme	NOUN
ajst-31819	89	38	utilizing	utilize	VERB
ajst-31819	89	39	long	long	ADJ
ajst-31819	89	40	short	short	ADJ
ajst-31819	89	41	-	-	PUNCT
ajst-31819	89	42	term	term	NOUN
ajst-31819	89	43	memory	memory	NOUN
ajst-31819	89	44	(	(	PUNCT
ajst-31819	89	45	lstm	lstm	NOUN
ajst-31819	89	46	)	)	PUNCT
ajst-31819	89	47	networks[18	networks[18	ADV
ajst-31819	89	48	]	]	PUNCT
ajst-31819	89	49	.	.	PUNCT
ajst-31819	90	1	these	these	DET
ajst-31819	90	2	approaches	approach	NOUN
ajst-31819	90	3	effectively	effectively	ADV
ajst-31819	90	4	reduce	reduce	VERB
ajst-31819	90	5	training	training	NOUN
ajst-31819	90	6	overhead	overhead	NOUN
ajst-31819	90	7	while	while	SCONJ
ajst-31819	90	8	simultaneously	simultaneously	ADV
ajst-31819	90	9	achieving	achieve	VERB
ajst-31819	90	10	superior	superior	ADJ
ajst-31819	90	11	performance	performance	NOUN
ajst-31819	90	12	in	in	ADP
ajst-31819	90	13	terms	term	NOUN
ajst-31819	90	14	of	of	ADP
ajst-31819	90	15	achievable	achievable	ADJ
ajst-31819	90	16	rate	rate	NOUN
ajst-31819	90	17	and	and	CCONJ
ajst-31819	90	18	normalized	normalize	VERB
ajst-31819	90	19	beam	beam	NOUN
ajst-31819	90	20	gain	gain	NOUN
ajst-31819	90	21	.	.	PUNCT
ajst-31819	91	1	such	such	ADJ
ajst-31819	91	2	intelligent	intelligent	ADJ
ajst-31819	91	3	beam	beam	NOUN
ajst-31819	91	4	optimization	optimization	NOUN
ajst-31819	91	5	and	and	CCONJ
ajst-31819	91	6	management	management	NOUN
ajst-31819	91	7	techniques	technique	NOUN
ajst-31819	91	8	are	be	AUX
ajst-31819	91	9	primarily	primarily	ADV
ajst-31819	91	10	applied	apply	VERB
ajst-31819	91	11	in	in	ADP
ajst-31819	91	12	ultra	ultra	ADJ
ajst-31819	91	13	-	-	ADJ
ajst-31819	91	14	massive	massive	ADJ
ajst-31819	91	15	mimo	mimo	PROPN
ajst-31819	91	16	near	near	ADP
ajst-31819	91	17	-	-	PUNCT
ajst-31819	91	18	field	field	NOUN
ajst-31819	91	19	communication	communication	NOUN
ajst-31819	91	20	systems	system	NOUN
ajst-31819	91	21	.	.	PUNCT
ajst-31819	92	1	2.3	2.3	NUM
ajst-31819	92	2	.	.	PUNCT
ajst-31819	92	3	hybrid	hybrid	ADJ
ajst-31819	92	4	architectures	architecture	NOUN
ajst-31819	92	5	antennas	antenna	VERB
ajst-31819	92	6	the	the	DET
ajst-31819	92	7	hybrid	hybrid	ADJ
ajst-31819	92	8	architecture	architecture	NOUN
ajst-31819	92	9	antenna	antenna	NOUN
ajst-31819	92	10	effectively	effectively	ADV
ajst-31819	92	11	integrates	integrate	VERB
ajst-31819	92	12	the	the	DET
ajst-31819	92	13	flexibility	flexibility	NOUN
ajst-31819	92	14	of	of	ADP
ajst-31819	92	15	digital	digital	NOUN
ajst-31819	92	16	beamforming	beamforme	VERB
ajst-31819	92	17	with	with	ADP
ajst-31819	92	18	the	the	DET
ajst-31819	92	19	low	low	ADJ
ajst-31819	92	20	-	-	PUNCT
ajst-31819	92	21	complexity	complexity	NOUN
ajst-31819	92	22	advantages	advantage	NOUN
ajst-31819	92	23	of	of	ADP
ajst-31819	92	24	analog	analog	NOUN
ajst-31819	92	25	beamforming	beamforme	VERB
ajst-31819	92	26	by	by	ADP
ajst-31819	92	27	combining	combine	VERB
ajst-31819	92	28	digital	digital	ADJ
ajst-31819	92	29	precoding	precoding	NOUN
ajst-31819	92	30	and	and	CCONJ
ajst-31819	92	31	analog	analog	NOUN
ajst-31819	92	32	beamforming	beamforming	NOUN
ajst-31819	92	33	technologies	technology	NOUN
ajst-31819	92	34	.	.	PUNCT
ajst-31819	93	1	it	it	PRON
ajst-31819	93	2	has	have	AUX
ajst-31819	93	3	emerged	emerge	VERB
ajst-31819	93	4	as	as	ADP
ajst-31819	93	5	a	a	DET
ajst-31819	93	6	mainstream	mainstream	NOUN
ajst-31819	93	7	solution	solution	NOUN
ajst-31819	93	8	to	to	PART
ajst-31819	93	9	address	address	VERB
ajst-31819	93	10	the	the	DET
ajst-31819	93	11	challenges	challenge	NOUN
ajst-31819	93	12	of	of	ADP
ajst-31819	93	13	high	high	ADJ
ajst-31819	93	14	-	-	PUNCT
ajst-31819	93	15	frequency	frequency	NOUN
ajst-31819	93	16	communication	communication	NOUN
ajst-31819	93	17	scenarios	scenario	NOUN
ajst-31819	93	18	such	such	ADJ
ajst-31819	93	19	as	as	ADP
ajst-31819	93	20	millimeter	millimeter	NOUN
ajst-31819	93	21	-	-	PUNCT
ajst-31819	93	22	wave	wave	NOUN
ajst-31819	93	23	and	and	CCONJ
ajst-31819	93	24	terahertz	terahertz	NOUN
ajst-31819	93	25	bands	band	NOUN
ajst-31819	93	26	.	.	PUNCT
ajst-31819	94	1	this	this	DET
ajst-31819	94	2	architecture	architecture	NOUN
ajst-31819	94	3	achieves	achieve	VERB
ajst-31819	94	4	an	an	DET
ajst-31819	94	5	optimal	optimal	ADJ
ajst-31819	94	6	balance	balance	NOUN
ajst-31819	94	7	among	among	ADP
ajst-31819	94	8	multiple	multiple	ADJ
ajst-31819	94	9	dimensions	dimension	NOUN
ajst-31819	94	10	,	,	PUNCT
ajst-31819	94	11	including	include	VERB
ajst-31819	94	12	system	system	NOUN
ajst-31819	94	13	spectral	spectral	ADJ
ajst-31819	94	14	efficiency	efficiency	NOUN
ajst-31819	94	15	,	,	PUNCT
ajst-31819	94	16	link	link	NOUN
ajst-31819	94	17	reliability	reliability	NOUN
ajst-31819	94	18	,	,	PUNCT
ajst-31819	94	19	hardware	hardware	NOUN
ajst-31819	94	20	complexity	complexity	NOUN
ajst-31819	94	21	,	,	PUNCT
ajst-31819	94	22	and	and	CCONJ
ajst-31819	94	23	power	power	NOUN
ajst-31819	94	24	consumption	consumption	NOUN
ajst-31819	94	25	,	,	PUNCT
ajst-31819	94	26	making	make	VERB
ajst-31819	94	27	it	it	PRON
ajst-31819	94	28	particularly	particularly	ADV
ajst-31819	94	29	suitable	suitable	ADJ
ajst-31819	94	30	for	for	ADP
ajst-31819	94	31	large	large	ADJ
ajst-31819	94	32	-	-	PUNCT
ajst-31819	94	33	scale	scale	NOUN
ajst-31819	94	34	mimo	mimo	NOUN
ajst-31819	94	35	systems	system	NOUN
ajst-31819	94	36	and	and	CCONJ
ajst-31819	94	37	extremely	extremely	ADV
ajst-31819	94	38	highfrequency	highfrequency	NOUN
ajst-31819	94	39	communications	communication	NOUN
ajst-31819	94	40	.	.	PUNCT
ajst-31819	95	1	however	however	ADV
ajst-31819	95	2	,	,	PUNCT
ajst-31819	95	3	its	its	PRON
ajst-31819	95	4	design	design	NOUN
ajst-31819	95	5	process	process	NOUN
ajst-31819	95	6	is	be	AUX
ajst-31819	95	7	relatively	relatively	ADV
ajst-31819	95	8	complex	complex	ADJ
ajst-31819	95	9	,	,	PUNCT
ajst-31819	95	10	requiring	require	VERB
ajst-31819	95	11	co	co	NOUN
ajst-31819	95	12	-	-	NOUN
ajst-31819	95	13	design	design	ADJ
ajst-31819	95	14	and	and	CCONJ
ajst-31819	95	15	joint	joint	ADJ
ajst-31819	95	16	optimization	optimization	NOUN
ajst-31819	95	17	of	of	ADP
ajst-31819	95	18	both	both	CCONJ
ajst-31819	95	19	digital	digital	ADJ
ajst-31819	95	20	and	and	CCONJ
ajst-31819	95	21	analog	analog	NOUN
ajst-31819	95	22	domains	domain	NOUN
ajst-31819	95	23	.	.	PUNCT
ajst-31819	96	1	this	this	PRON
ajst-31819	96	2	involves	involve	VERB
ajst-31819	96	3	multiple	multiple	ADJ
ajst-31819	96	4	aspects	aspect	NOUN
ajst-31819	96	5	such	such	ADJ
ajst-31819	96	6	as	as	ADP
ajst-31819	96	7	radio	radio	NOUN
ajst-31819	96	8	frequency	frequency	NOUN
ajst-31819	96	9	chain	chain	NOUN
ajst-31819	96	10	design	design	NOUN
ajst-31819	96	11	,	,	PUNCT
ajst-31819	96	12	beam	beam	NOUN
ajst-31819	96	13	codebook	codebook	NOUN
ajst-31819	96	14	generation	generation	NOUN
ajst-31819	96	15	,	,	PUNCT
ajst-31819	96	16	channel	channel	NOUN
ajst-31819	96	17	state	state	NOUN
ajst-31819	96	18	information	information	NOUN
ajst-31819	96	19	acquisition	acquisition	NOUN
ajst-31819	96	20	,	,	PUNCT
ajst-31819	96	21	and	and	CCONJ
ajst-31819	96	22	cross	cross	ADJ
ajst-31819	96	23	-	-	ADJ
ajst-31819	96	24	domain	domain	ADJ
ajst-31819	96	25	resource	resource	NOUN
ajst-31819	96	26	scheduling	scheduling	NOUN
ajst-31819	96	27	,	,	PUNCT
ajst-31819	96	28	in	in	ADP
ajst-31819	96	29	order	order	NOUN
ajst-31819	96	30	to	to	PART
ajst-31819	96	31	fully	fully	ADV
ajst-31819	96	32	exploit	exploit	VERB
ajst-31819	96	33	its	its	PRON
ajst-31819	96	34	technical	technical	ADJ
ajst-31819	96	35	potential	potential	NOUN
ajst-31819	96	36	in	in	ADP
ajst-31819	96	37	future	future	ADJ
ajst-31819	96	38	mobile	mobile	ADJ
ajst-31819	96	39	communications	communication	NOUN
ajst-31819	96	40	,	,	PUNCT
ajst-31819	96	41	satellite	satellite	NOUN
ajst-31819	96	42	networks	network	NOUN
ajst-31819	96	43	,	,	PUNCT
ajst-31819	96	44	and	and	CCONJ
ajst-31819	96	45	integrated	integrated	ADJ
ajst-31819	96	46	sensing	sensing	NOUN
ajst-31819	96	47	and	and	CCONJ
ajst-31819	96	48	communication	communication	NOUN
ajst-31819	96	49	systems	system	NOUN
ajst-31819	96	50	.	.	PUNCT
ajst-31819	97	1	the	the	DET
ajst-31819	97	2	development	development	NOUN
ajst-31819	97	3	of	of	ADP
ajst-31819	97	4	hybrid	hybrid	ADJ
ajst-31819	97	5	architecture	architecture	NOUN
ajst-31819	97	6	antennas	antenna	NOUN
ajst-31819	97	7	clearly	clearly	ADV
ajst-31819	97	8	demonstrates	demonstrate	VERB
ajst-31819	97	9	an	an	DET
ajst-31819	97	10	evolutionary	evolutionary	ADJ
ajst-31819	97	11	path	path	NOUN
ajst-31819	97	12	from	from	ADP
ajst-31819	97	13	demand	demand	NOUN
ajst-31819	97	14	-	-	PUNCT
ajst-31819	97	15	driven	drive	VERB
ajst-31819	97	16	inception	inception	NOUN
ajst-31819	97	17	to	to	ADP
ajst-31819	97	18	technological	technological	ADJ
ajst-31819	97	19	maturity	maturity	NOUN
ajst-31819	97	20	.	.	PUNCT
ajst-31819	98	1	in	in	ADP
ajst-31819	98	2	the	the	DET
ajst-31819	98	3	early	early	ADJ
ajst-31819	98	4	2010s	2010s	NUM
ajst-31819	98	5	,	,	PUNCT
ajst-31819	98	6	with	with	ADP
ajst-31819	98	7	the	the	DET
ajst-31819	98	8	emergence	emergence	NOUN
ajst-31819	98	9	of	of	ADP
ajst-31819	98	10	5	5	NUM
ajst-31819	98	11	g	g	NOUN
ajst-31819	98	12	research	research	NOUN
ajst-31819	98	13	,	,	PUNCT
ajst-31819	98	14	millimeter	millimeter	NOUN
ajst-31819	98	15	-	-	PUNCT
ajst-31819	98	16	wave	wave	NOUN
ajst-31819	98	17	communication[19	communication[19	NOUN
ajst-31819	98	18	]	]	PUNCT
ajst-31819	98	19	imposed	impose	VERB
ajst-31819	98	20	urgent	urgent	ADJ
ajst-31819	98	21	requirements	requirement	NOUN
ajst-31819	98	22	for	for	ADP
ajst-31819	98	23	largescale	largescale	ADJ
ajst-31819	98	24	antenna	antenna	NOUN
ajst-31819	98	25	arrays	array	VERB
ajst-31819	98	26	.	.	PUNCT
ajst-31819	99	1	however	however	ADV
ajst-31819	99	2	,	,	PUNCT
ajst-31819	99	3	the	the	DET
ajst-31819	99	4	prohibitively	prohibitively	ADV
ajst-31819	99	5	high	high	ADJ
ajst-31819	99	6	hardware	hardware	NOUN
ajst-31819	99	7	complexity	complexity	NOUN
ajst-31819	99	8	and	and	CCONJ
ajst-31819	99	9	power	power	NOUN
ajst-31819	99	10	consumption	consumption	NOUN
ajst-31819	99	11	of	of	ADP
ajst-31819	99	12	fully	fully	ADV
ajst-31819	99	13	digital	digital	ADJ
ajst-31819	99	14	beamforming	beamforme	VERB
ajst-31819	99	15	solutions	solution	NOUN
ajst-31819	99	16	hindered	hinder	VERB
ajst-31819	99	17	their	their	PRON
ajst-31819	99	18	practical	practical	ADJ
ajst-31819	99	19	deployment	deployment	NOUN
ajst-31819	99	20	,	,	PUNCT
ajst-31819	99	21	thereby	thereby	ADV
ajst-31819	99	22	catalyzing	catalyze	VERB
ajst-31819	99	23	the	the	DET
ajst-31819	99	24	exploration	exploration	NOUN
ajst-31819	99	25	of	of	ADP
ajst-31819	99	26	new	new	ADJ
ajst-31819	99	27	architectural	architectural	ADJ
ajst-31819	99	28	paradigms	paradigm	NOUN
ajst-31819	99	29	.	.	PUNCT
ajst-31819	100	1	according	accord	VERB
ajst-31819	100	2	to	to	ADP
ajst-31819	100	3	ehab	ehab	PROPN
ajst-31819	100	4	ali	ali	PROPN
ajst-31819	100	5	et	et	PROPN
ajst-31819	100	6	al	al	PROPN
ajst-31819	100	7	.	.	PROPN
ajst-31819	100	8	,	,	PUNCT
ajst-31819	100	9	the	the	DET
ajst-31819	100	10	integration	integration	NOUN
ajst-31819	100	11	of	of	ADP
ajst-31819	100	12	massive	massive	ADJ
ajst-31819	100	13	multiple	multiple	ADJ
ajst-31819	100	14	-	-	PUNCT
ajst-31819	100	15	input	input	NOUN
ajst-31819	100	16	multiple	multiple	ADJ
ajst-31819	100	17	-	-	PUNCT
ajst-31819	100	18	output	output	NOUN
ajst-31819	100	19	(	(	PUNCT
ajst-31819	100	20	mimo	mimo	PROPN
ajst-31819	100	21	)	)	PUNCT
ajst-31819	100	22	systems	system	NOUN
ajst-31819	100	23	with	with	ADP
ajst-31819	100	24	beamforming	beamforme	VERB
ajst-31819	100	25	antenna	antenna	NOUN
ajst-31819	100	26	array	array	NOUN
ajst-31819	100	27	technology	technology	NOUN
ajst-31819	100	28	is	be	AUX
ajst-31819	100	29	expected	expect	VERB
ajst-31819	100	30	to	to	PART
ajst-31819	100	31	play	play	VERB
ajst-31819	100	32	a	a	DET
ajst-31819	100	33	critical	critical	ADJ
ajst-31819	100	34	role	role	NOUN
ajst-31819	100	35	in	in	ADP
ajst-31819	100	36	fifth	fifth	ADJ
ajst-31819	100	37	-	-	PUNCT
ajst-31819	100	38	generation	generation	NOUN
ajst-31819	100	39	(	(	PUNCT
ajst-31819	100	40	5	5	NUM
ajst-31819	100	41	g	g	NOUN
ajst-31819	100	42	)	)	PUNCT
ajst-31819	100	43	mobile	mobile	ADJ
ajst-31819	100	44	communication	communication	NOUN
ajst-31819	100	45	systems[20	systems[20	NOUN
ajst-31819	100	46	]	]	PUNCT
ajst-31819	100	47	.	.	PUNCT
ajst-31819	101	1	the	the	DET
ajst-31819	101	2	authors	author	NOUN
ajst-31819	101	3	systematically	systematically	ADV
ajst-31819	101	4	reviewed	review	VERB
ajst-31819	101	5	and	and	CCONJ
ajst-31819	101	6	classified	classify	VERB
ajst-31819	101	7	various	various	ADJ
ajst-31819	101	8	optimal	optimal	ADJ
ajst-31819	101	9	beamforming	beamforming	NOUN
ajst-31819	101	10	techniques	technique	NOUN
ajst-31819	101	11	in	in	ADP
ajst-31819	101	12	existing	exist	VERB
ajst-31819	101	13	wireless	wireless	ADJ
ajst-31819	101	14	communication	communication	NOUN
ajst-31819	101	15	systems	system	NOUN
ajst-31819	101	16	,	,	PUNCT
ajst-31819	101	17	and	and	CCONJ
ajst-31819	101	18	further	far	ADV
ajst-31819	101	19	proposed	propose	VERB
ajst-31819	101	20	a	a	DET
ajst-31819	101	21	novel	novel	ADJ
ajst-31819	101	22	optimized	optimize	VERB
ajst-31819	101	23	beamforming	beamforming	NOUN
ajst-31819	101	24	method	method	NOUN
ajst-31819	101	25	.	.	PUNCT
ajst-31819	102	1	this	this	DET
ajst-31819	102	2	approach	approach	NOUN
ajst-31819	102	3	achieves	achieve	VERB
ajst-31819	102	4	optimal	optimal	ADJ
ajst-31819	102	5	performance	performance	NOUN
ajst-31819	102	6	within	within	ADP
ajst-31819	102	7	massive	massive	ADJ
ajst-31819	102	8	mimo	mimo	PROPN
ajst-31819	102	9	architectures	architecture	NOUN
ajst-31819	102	10	,	,	PUNCT
ajst-31819	102	11	addressing	address	VERB
ajst-31819	102	12	the	the	DET
ajst-31819	102	13	core	core	NOUN
ajst-31819	102	14	requirements	requirement	NOUN
ajst-31819	102	15	of	of	ADP
ajst-31819	102	16	next	next	ADJ
ajst-31819	102	17	-	-	PUNCT
ajst-31819	102	18	generation	generation	NOUN
ajst-31819	102	19	wireless	wireless	ADJ
ajst-31819	102	20	communication	communication	NOUN
ajst-31819	102	21	systems	system	NOUN
ajst-31819	102	22	for	for	ADP
ajst-31819	102	23	high	high	ADJ
ajst-31819	102	24	throughput	throughput	NOUN
ajst-31819	102	25	and	and	CCONJ
ajst-31819	102	26	low	low	ADJ
ajst-31819	102	27	interference	interference	NOUN
ajst-31819	102	28	.	.	PUNCT
ajst-31819	103	1	since	since	SCONJ
ajst-31819	103	2	the	the	DET
ajst-31819	103	3	early	early	ADJ
ajst-31819	103	4	2020s	2020	NOUN
ajst-31819	103	5	,	,	PUNCT
ajst-31819	103	6	research	research	NOUN
ajst-31819	103	7	on	on	ADP
ajst-31819	103	8	hybrid	hybrid	ADJ
ajst-31819	103	9	architecture	architecture	NOUN
ajst-31819	103	10	antennas	antenna	NOUN
ajst-31819	103	11	has	have	AUX
ajst-31819	103	12	focused	focus	VERB
ajst-31819	103	13	on	on	ADP
ajst-31819	103	14	defining	define	VERB
ajst-31819	103	15	the	the	DET
ajst-31819	103	16	fundamental	fundamental	ADJ
ajst-31819	103	17	configurations	configuration	NOUN
ajst-31819	103	18	of	of	ADP
ajst-31819	103	19	such	such	ADJ
ajst-31819	103	20	systems	system	NOUN
ajst-31819	103	21	.	.	PUNCT
ajst-31819	104	1	two	two	NUM
ajst-31819	104	2	predominant	predominant	ADJ
ajst-31819	104	3	structures	structure	NOUN
ajst-31819	104	4	—	—	PUNCT
ajst-31819	104	5	the	the	DET
ajst-31819	104	6	fully	fully	ADV
ajst-31819	104	7	-	-	PUNCT
ajst-31819	104	8	connected	connect	VERB
ajst-31819	104	9	and	and	CCONJ
ajst-31819	104	10	the	the	DET
ajst-31819	104	11	sub	sub	ADJ
ajst-31819	104	12	-	-	ADJ
ajst-31819	104	13	connected	connected	ADJ
ajst-31819	104	14	architectures	architecture	NOUN
ajst-31819	104	15	—	—	PUNCT
ajst-31819	104	16	have	have	AUX
ajst-31819	104	17	been	be	AUX
ajst-31819	104	18	extensively	extensively	ADV
ajst-31819	104	19	proposed	propose	VERB
ajst-31819	104	20	and	and	CCONJ
ajst-31819	104	21	investigated	investigate	VERB
ajst-31819	104	22	.	.	PUNCT
ajst-31819	105	1	the	the	DET
ajst-31819	105	2	central	central	ADJ
ajst-31819	105	3	objective	objective	NOUN
ajst-31819	105	4	has	have	AUX
ajst-31819	105	5	been	be	AUX
ajst-31819	105	6	to	to	PART
ajst-31819	105	7	establish	establish	VERB
ajst-31819	105	8	a	a	DET
ajst-31819	105	9	feasible	feasible	ADJ
ajst-31819	105	10	balance	balance	NOUN
ajst-31819	105	11	between	between	ADP
ajst-31819	105	12	system	system	NOUN
ajst-31819	105	13	performance	performance	NOUN
ajst-31819	105	14	and	and	CCONJ
ajst-31819	105	15	implementation	implementation	NOUN
ajst-31819	105	16	complexity	complexity	NOUN
ajst-31819	105	17	.	.	PUNCT
ajst-31819	106	1	to	to	PART
ajst-31819	106	2	address	address	VERB
ajst-31819	106	3	the	the	DET
ajst-31819	106	4	demands	demand	NOUN
ajst-31819	106	5	of	of	ADP
ajst-31819	106	6	5	5	NUM
ajst-31819	106	7	g	g	NOUN
ajst-31819	106	8	and	and	CCONJ
ajst-31819	106	9	future	future	ADJ
ajst-31819	106	10	networks	network	NOUN
ajst-31819	106	11	for	for	ADP
ajst-31819	106	12	high	high	ADJ
ajst-31819	106	13	data	datum	NOUN
ajst-31819	106	14	rates	rate	NOUN
ajst-31819	106	15	,	,	PUNCT
ajst-31819	106	16	high	high	ADJ
ajst-31819	106	17	reliability	reliability	NOUN
ajst-31819	106	18	,	,	PUNCT
ajst-31819	106	19	and	and	CCONJ
ajst-31819	106	20	massive	massive	ADJ
ajst-31819	106	21	traffic	traffic	NOUN
ajst-31819	106	22	capacity	capacity	NOUN
ajst-31819	106	23	,	,	PUNCT
ajst-31819	106	24	zhang	zhang	PROPN
ajst-31819	106	25	et	et	PROPN
ajst-31819	106	26	al	al	PROPN
ajst-31819	106	27	.	.	PROPN
ajst-31819	106	28	investigated	investigate	VERB
ajst-31819	106	29	three	three	NUM
ajst-31819	106	30	emerging	emerge	VERB
ajst-31819	106	31	multi	multi	ADJ
ajst-31819	106	32	-	-	ADJ
ajst-31819	106	33	antenna	antenna	ADJ
ajst-31819	106	34	technologies	technology	NOUN
ajst-31819	106	35	expected	expect	VERB
ajst-31819	106	36	to	to	PART
ajst-31819	106	37	play	play	VERB
ajst-31819	106	38	crucial	crucial	ADJ
ajst-31819	106	39	roles	role	NOUN
ajst-31819	106	40	in	in	ADP
ajst-31819	106	41	beyond-5	beyond-5	NOUN
ajst-31819	106	42	g	g	NOUN
ajst-31819	106	43	(	(	PUNCT
ajst-31819	106	44	b5	b5	PROPN
ajst-31819	106	45	g	g	NOUN
ajst-31819	106	46	)	)	PUNCT
ajst-31819	106	47	networks	network	NOUN
ajst-31819	106	48	:	:	PUNCT
ajst-31819	106	49	cell	cell	NOUN
ajst-31819	106	50	-	-	PUNCT
ajst-31819	106	51	free	free	ADJ
ajst-31819	106	52	massive	massive	ADJ
ajst-31819	106	53	mimo	mimo	PROPN
ajst-31819	106	54	,	,	PUNCT
ajst-31819	106	55	beam	beam	NOUN
ajst-31819	106	56	-	-	PUNCT
ajst-31819	106	57	domain	domain	NOUN
ajst-31819	106	58	massive	massive	ADJ
ajst-31819	106	59	mimo	mimo	PROPN
ajst-31819	106	60	,	,	PUNCT
ajst-31819	106	61	and	and	CCONJ
ajst-31819	106	62	intelligent	intelligent	ADJ
ajst-31819	106	63	reflecting	reflect	VERB
ajst-31819	106	64	surfaces	surface	NOUN
ajst-31819	106	65	.	.	PUNCT
ajst-31819	107	1	the	the	DET
ajst-31819	107	2	study	study	NOUN
ajst-31819	107	3	systematically	systematically	ADV
ajst-31819	107	4	elaborates	elaborate	VERB
ajst-31819	107	5	on	on	ADP
ajst-31819	107	6	the	the	DET
ajst-31819	107	7	fundamental	fundamental	ADJ
ajst-31819	107	8	principles	principle	NOUN
ajst-31819	107	9	,	,	PUNCT
ajst-31819	107	10	core	core	NOUN
ajst-31819	107	11	characteristics	characteristic	NOUN
ajst-31819	107	12	,	,	PUNCT
ajst-31819	107	13	and	and	CCONJ
ajst-31819	107	14	recent	recent	ADJ
ajst-31819	107	15	advancements	advancement	NOUN
ajst-31819	107	16	of	of	ADP
ajst-31819	107	17	these	these	DET
ajst-31819	107	18	technologies	technology	NOUN
ajst-31819	107	19	,	,	PUNCT
ajst-31819	107	20	while	while	SCONJ
ajst-31819	107	21	also	also	ADV
ajst-31819	107	22	providing	provide	VERB
ajst-31819	107	23	perspectives	perspective	NOUN
ajst-31819	107	24	on	on	ADP
ajst-31819	107	25	future	future	ADJ
ajst-31819	107	26	research	research	NOUN
ajst-31819	107	27	directions[21	directions[21	PROPN
ajst-31819	107	28	]	]	PUNCT
ajst-31819	107	29	.	.	PUNCT
ajst-31819	108	1	following	follow	VERB
ajst-31819	108	2	the	the	DET
ajst-31819	108	3	fulfillment	fulfillment	NOUN
ajst-31819	108	4	of	of	ADP
ajst-31819	108	5	fundamental	fundamental	ADJ
ajst-31819	108	6	requirements	requirement	NOUN
ajst-31819	108	7	,	,	PUNCT
ajst-31819	108	8	the	the	DET
ajst-31819	108	9	field	field	NOUN
ajst-31819	108	10	has	have	AUX
ajst-31819	108	11	entered	enter	VERB
ajst-31819	108	12	a	a	DET
ajst-31819	108	13	phase	phase	NOUN
ajst-31819	108	14	of	of	ADP
ajst-31819	108	15	deepening	deepening	NOUN
ajst-31819	108	16	and	and	CCONJ
ajst-31819	108	17	expansion	expansion	NOUN
ajst-31819	108	18	,	,	PUNCT
ajst-31819	108	19	with	with	ADP
ajst-31819	108	20	research	research	NOUN
ajst-31819	108	21	extending	extend	VERB
ajst-31819	108	22	to	to	ADP
ajst-31819	108	23	key	key	ADJ
ajst-31819	108	24	issues	issue	NOUN
ajst-31819	108	25	such	such	ADJ
ajst-31819	108	26	as	as	ADP
ajst-31819	108	27	channel	channel	NOUN
ajst-31819	108	28	estimation	estimation	NOUN
ajst-31819	108	29	,	,	PUNCT
ajst-31819	108	30	beam	beam	NOUN
ajst-31819	108	31	training	training	NOUN
ajst-31819	108	32	,	,	PUNCT
ajst-31819	108	33	precoding	precoding	NOUN
ajst-31819	108	34	design	design	NOUN
ajst-31819	108	35	,	,	PUNCT
ajst-31819	108	36	and	and	CCONJ
ajst-31819	108	37	energy	energy	NOUN
ajst-31819	108	38	efficiency	efficiency	NOUN
ajst-31819	108	39	optimization	optimization	NOUN
ajst-31819	108	40	under	under	ADP
ajst-31819	108	41	hybrid	hybrid	ADJ
ajst-31819	108	42	architectures	architecture	NOUN
ajst-31819	108	43	.	.	PUNCT
ajst-31819	109	1	hong	hong	PROPN
ajst-31819	109	2	et	et	PROPN
ajst-31819	109	3	al	al	PROPN
ajst-31819	109	4	.	.	PROPN
ajst-31819	109	5	investigated	investigate	VERB
ajst-31819	109	6	the	the	DET
ajst-31819	109	7	joint	joint	ADJ
ajst-31819	109	8	design	design	NOUN
ajst-31819	109	9	of	of	ADP
ajst-31819	109	10	the	the	DET
ajst-31819	109	11	irs	irs	PROPN
ajst-31819	109	12	reflection	reflection	NOUN
ajst-31819	109	13	matrix	matrix	NOUN
ajst-31819	109	14	and	and	CCONJ
ajst-31819	109	15	hybrid	hybrid	NOUN
ajst-31819	109	16	beamformer	beamformer	NOUN
ajst-31819	109	17	in	in	ADP
ajst-31819	109	18	narrowband	narrowband	PROPN
ajst-31819	109	19	mimo	mimo	PROPN
ajst-31819	109	20	systems	systems	PROPN
ajst-31819	109	21	and	and	CCONJ
ajst-31819	109	22	further	far	ADV
ajst-31819	109	23	extended	extend	VERB
ajst-31819	109	24	the	the	DET
ajst-31819	109	25	approach	approach	NOUN
ajst-31819	109	26	to	to	ADP
ajst-31819	109	27	orthogonal	orthogonal	ADJ
ajst-31819	109	28	frequency	frequency	NOUN
ajst-31819	109	29	division	division	NOUN
ajst-31819	109	30	multiplexing	multiplexing	NOUN
ajst-31819	109	31	(	(	PUNCT
ajst-31819	109	32	ofdm)-based	ofdm)-base	VERB
ajst-31819	109	33	broadband	broadband	NOUN
ajst-31819	109	34	mimo	mimo	PROPN
ajst-31819	109	35	systems[22	systems[22	PROPN
ajst-31819	109	36	]	]	PUNCT
ajst-31819	109	37	.	.	PUNCT
ajst-31819	110	1	liu	liu	PROPN
ajst-31819	110	2	et	et	PROPN
ajst-31819	110	3	al	al	PROPN
ajst-31819	110	4	.	.	PROPN
ajst-31819	110	5	addressed	address	VERB
ajst-31819	110	6	the	the	DET
ajst-31819	110	7	issue	issue	NOUN
ajst-31819	110	8	of	of	ADP
ajst-31819	110	9	mitigating	mitigate	VERB
ajst-31819	110	10	the	the	DET
ajst-31819	110	11	double	double	ADJ
ajst-31819	110	12	-	-	PUNCT
ajst-31819	110	13	fading	fade	VERB
ajst-31819	110	14	effect	effect	NOUN
ajst-31819	110	15	in	in	ADP
ajst-31819	110	16	cascaded	cascade	VERB
ajst-31819	110	17	links	link	NOUN
ajst-31819	110	18	by	by	ADP
ajst-31819	110	19	proposing	propose	VERB
ajst-31819	110	20	an	an	DET
ajst-31819	110	21	active	active	ADJ
ajst-31819	110	22	intelligent	intelligent	ADJ
ajst-31819	110	23	reflecting	reflect	VERB
ajst-31819	110	24	surface	surface	NOUN
ajst-31819	110	25	(	(	PUNCT
ajst-31819	110	26	irs)-assisted	irs)-assiste	VERB
ajst-31819	110	27	rate	rate	NOUN
ajst-31819	110	28	-	-	PUNCT
ajst-31819	110	29	splitting	splitting	NOUN
ajst-31819	110	30	multiple	multiple	ADJ
ajst-31819	110	31	access	access	NOUN
ajst-31819	110	32	(	(	PUNCT
ajst-31819	110	33	rsma	rsma	NOUN
ajst-31819	110	34	)	)	PUNCT
ajst-31819	110	35	scheme	scheme	NOUN
ajst-31819	110	36	for	for	ADP
ajst-31819	110	37	millimeter	millimeter	NOUN
ajst-31819	110	38	-	-	PUNCT
ajst-31819	110	39	wave	wave	NOUN
ajst-31819	110	40	hybrid	hybrid	ADJ
ajst-31819	110	41	antenna	antenna	NOUN
ajst-31819	110	42	arrays	array	VERB
ajst-31819	110	43	.	.	PUNCT
ajst-31819	111	1	although	although	SCONJ
ajst-31819	111	2	the	the	DET
ajst-31819	111	3	active	active	ADJ
ajst-31819	111	4	irs	irs	PROPN
ajst-31819	111	5	consumes	consume	VERB
ajst-31819	111	6	additional	additional	ADJ
ajst-31819	111	7	power	power	NOUN
ajst-31819	111	8	,	,	PUNCT
ajst-31819	111	9	this	this	DET
ajst-31819	111	10	scheme	scheme	NOUN
ajst-31819	111	11	enables	enable	VERB
ajst-31819	111	12	more	more	ADV
ajst-31819	111	13	efficient	efficient	ADJ
ajst-31819	111	14	utilization	utilization	NOUN
ajst-31819	111	15	of	of	ADP
ajst-31819	111	16	the	the	DET
ajst-31819	111	17	active	active	ADJ
ajst-31819	111	18	irs	irs	PROPN
ajst-31819	111	19	and	and	CCONJ
ajst-31819	111	20	ultimately	ultimately	ADV
ajst-31819	111	21	enhances	enhance	VERB
ajst-31819	111	22	the	the	DET
ajst-31819	111	23	energy	energy	NOUN
ajst-31819	111	24	efficiency	efficiency	NOUN
ajst-31819	111	25	of	of	ADP
ajst-31819	111	26	the	the	DET
ajst-31819	111	27	system[23	system[23	PROPN
ajst-31819	111	28	]	]	PUNCT
ajst-31819	111	29	.	.	PUNCT
ajst-31819	112	1	zhang	zhang	PROPN
ajst-31819	112	2	et	et	PROPN
ajst-31819	112	3	al	al	PROPN
ajst-31819	112	4	.	.	PROPN
ajst-31819	112	5	addressed	address	VERB
ajst-31819	112	6	the	the	DET
ajst-31819	112	7	trade	trade	NOUN
ajst-31819	112	8	-	-	PUNCT
ajst-31819	112	9	off	off	NOUN
ajst-31819	112	10	between	between	ADP
ajst-31819	112	11	direction	direction	NOUN
ajst-31819	112	12	-	-	PUNCT
ajst-31819	112	13	ofarrival	ofarrival	NOUN
ajst-31819	112	14	(	(	PUNCT
ajst-31819	112	15	doa	doa	PROPN
ajst-31819	112	16	)	)	PUNCT
ajst-31819	112	17	estimation	estimation	NOUN
ajst-31819	112	18	accuracy	accuracy	NOUN
ajst-31819	112	19	and	and	CCONJ
ajst-31819	112	20	power	power	NOUN
ajst-31819	112	21	consumption	consumption	NOUN
ajst-31819	112	22	in	in	ADP
ajst-31819	112	23	hybrid	hybrid	ADJ
ajst-31819	112	24	analog	analog	NOUN
ajst-31819	112	25	-	-	PUNCT
ajst-31819	112	26	digital	digital	PROPN
ajst-31819	112	27	(	(	PUNCT
ajst-31819	112	28	had	have	AUX
ajst-31819	112	29	)	)	PUNCT
ajst-31819	112	30	based	base	VERB
ajst-31819	112	31	large	large	ADJ
ajst-31819	112	32	-	-	PUNCT
ajst-31819	112	33	scale	scale	NOUN
ajst-31819	112	34	antenna	antenna	NOUN
ajst-31819	112	35	16	16	NUM
ajst-31819	112	36	arrays[24	arrays[24	NOUN
ajst-31819	112	37	]	]	PUNCT
ajst-31819	112	38	.	.	PUNCT
ajst-31819	113	1	they	they	PRON
ajst-31819	113	2	derived	derive	VERB
ajst-31819	113	3	a	a	DET
ajst-31819	113	4	dynamic	dynamic	ADJ
ajst-31819	113	5	maximum	maximum	ADJ
ajst-31819	113	6	likelihood	likelihood	NOUN
ajst-31819	113	7	estimator	estimator	NOUN
ajst-31819	113	8	applicable	applicable	ADJ
ajst-31819	113	9	to	to	ADP
ajst-31819	113	10	both	both	PRON
ajst-31819	113	11	had	have	VERB
ajst-31819	113	12	architectures	architecture	NOUN
ajst-31819	113	13	and	and	CCONJ
ajst-31819	113	14	conventional	conventional	ADJ
ajst-31819	113	15	all	all	ADJ
ajst-31819	113	16	-	-	PUNCT
ajst-31819	113	17	digital	digital	ADJ
ajst-31819	113	18	structures	structure	NOUN
ajst-31819	113	19	,	,	PUNCT
ajst-31819	113	20	while	while	SCONJ
ajst-31819	113	21	also	also	ADV
ajst-31819	113	22	introducing	introduce	VERB
ajst-31819	113	23	a	a	DET
ajst-31819	113	24	novel	novel	ADJ
ajst-31819	113	25	metric	metric	NOUN
ajst-31819	113	26	termed	term	VERB
ajst-31819	113	27	"	"	PUNCT
ajst-31819	113	28	doa	doa	NOUN
ajst-31819	113	29	efficiency	efficiency	NOUN
ajst-31819	113	30	"	"	PUNCT
ajst-31819	113	31	to	to	PART
ajst-31819	113	32	quantify	quantify	VERB
ajst-31819	113	33	the	the	DET
ajst-31819	113	34	balance	balance	NOUN
ajst-31819	113	35	between	between	ADP
ajst-31819	113	36	doa	doa	NOUN
ajst-31819	113	37	estimation	estimation	NOUN
ajst-31819	113	38	performance	performance	NOUN
ajst-31819	113	39	and	and	CCONJ
ajst-31819	113	40	power	power	NOUN
ajst-31819	113	41	consumption	consumption	NOUN
ajst-31819	113	42	across	across	ADP
ajst-31819	113	43	different	different	ADJ
ajst-31819	113	44	architectures	architecture	NOUN
ajst-31819	113	45	.	.	PUNCT
ajst-31819	114	1	the	the	DET
ajst-31819	114	2	research	research	NOUN
ajst-31819	114	3	group	group	NOUN
ajst-31819	114	4	led	lead	VERB
ajst-31819	114	5	by	by	ADP
ajst-31819	114	6	you	you	PRON
ajst-31819	114	7	changsheng	changsheng	PROPN
ajst-31819	114	8	highlighted	highlight	VERB
ajst-31819	114	9	the	the	DET
ajst-31819	114	10	critical	critical	ADJ
ajst-31819	114	11	role	role	NOUN
ajst-31819	114	12	of	of	ADP
ajst-31819	114	13	extremely	extremely	ADV
ajst-31819	114	14	large	large	ADJ
ajst-31819	114	15	-	-	PUNCT
ajst-31819	114	16	scale	scale	NOUN
ajst-31819	114	17	antenna	antenna	NOUN
ajst-31819	114	18	arrays	array	VERB
ajst-31819	114	19	in	in	ADP
ajst-31819	114	20	future	future	ADJ
ajst-31819	114	21	wireless	wireless	ADJ
ajst-31819	114	22	communication	communication	NOUN
ajst-31819	114	23	systems	system	NOUN
ajst-31819	114	24	,	,	PUNCT
ajst-31819	114	25	while	while	SCONJ
ajst-31819	114	26	also	also	ADV
ajst-31819	114	27	noting	note	VERB
ajst-31819	114	28	that	that	SCONJ
ajst-31819	114	29	the	the	DET
ajst-31819	114	30	massive	massive	ADJ
ajst-31819	114	31	number	number	NOUN
ajst-31819	114	32	of	of	ADP
ajst-31819	114	33	antenna	antenna	NOUN
ajst-31819	114	34	elements	element	NOUN
ajst-31819	114	35	required	require	VERB
ajst-31819	114	36	for	for	ADP
ajst-31819	114	37	deployment	deployment	NOUN
ajst-31819	114	38	poses	pose	NOUN
ajst-31819	114	39	severe	severe	ADJ
ajst-31819	114	40	challenges	challenge	NOUN
ajst-31819	114	41	in	in	ADP
ajst-31819	114	42	terms	term	NOUN
ajst-31819	114	43	of	of	ADP
ajst-31819	114	44	hardware	hardware	NOUN
ajst-31819	114	45	cost	cost	NOUN
ajst-31819	114	46	and	and	CCONJ
ajst-31819	114	47	system	system	NOUN
ajst-31819	114	48	power	power	NOUN
ajst-31819	114	49	consumption	consumption	NOUN
ajst-31819	114	50	.	.	PUNCT
ajst-31819	115	1	to	to	PART
ajst-31819	115	2	address	address	VERB
ajst-31819	115	3	this	this	DET
ajst-31819	115	4	issue	issue	NOUN
ajst-31819	115	5	,	,	PUNCT
ajst-31819	115	6	the	the	DET
ajst-31819	115	7	group	group	NOUN
ajst-31819	115	8	investigated	investigate	VERB
ajst-31819	115	9	the	the	DET
ajst-31819	115	10	problem	problem	NOUN
ajst-31819	115	11	of	of	ADP
ajst-31819	115	12	near	near	ADJ
ajst-31819	115	13	-	-	PUNCT
ajst-31819	115	14	field	field	NOUN
ajst-31819	115	15	beam	beam	NOUN
ajst-31819	115	16	focusing	focus	VERB
ajst-31819	115	17	under	under	ADP
ajst-31819	115	18	the	the	DET
ajst-31819	115	19	constraint	constraint	NOUN
ajst-31819	115	20	of	of	ADP
ajst-31819	115	21	low	low	ADJ
ajst-31819	115	22	-	-	PUNCT
ajst-31819	115	23	resolution	resolution	NOUN
ajst-31819	115	24	phase	phase	NOUN
ajst-31819	115	25	shifters[25	shifters[25	ADV
ajst-31819	115	26	]	]	PUNCT
ajst-31819	115	27	,	,	PUNCT
ajst-31819	115	28	with	with	ADP
ajst-31819	115	29	their	their	PRON
ajst-31819	115	30	work	work	NOUN
ajst-31819	115	31	focusing	focus	VERB
ajst-31819	115	32	on	on	ADP
ajst-31819	115	33	the	the	DET
ajst-31819	115	34	hardware	hardware	NOUN
ajst-31819	115	35	implementation	implementation	NOUN
ajst-31819	115	36	architecture	architecture	NOUN
ajst-31819	115	37	of	of	ADP
ajst-31819	115	38	hybrid	hybrid	ADJ
ajst-31819	115	39	beamforming	beamforming	NOUN
ajst-31819	115	40	.	.	PUNCT
ajst-31819	116	1	they	they	PRON
ajst-31819	116	2	proposed	propose	VERB
ajst-31819	116	3	an	an	DET
ajst-31819	116	4	innovative	innovative	ADJ
ajst-31819	116	5	method	method	NOUN
ajst-31819	116	6	based	base	VERB
ajst-31819	116	7	on	on	ADP
ajst-31819	116	8	fourier	fourier	ADJ
ajst-31819	116	9	series	series	PROPN
ajst-31819	116	10	expansion	expansion	NOUN
ajst-31819	116	11	,	,	PUNCT
ajst-31819	116	12	which	which	PRON
ajst-31819	116	13	effectively	effectively	ADV
ajst-31819	116	14	overcomes	overcome	VERB
ajst-31819	116	15	the	the	DET
ajst-31819	116	16	difficulty	difficulty	NOUN
ajst-31819	116	17	of	of	ADP
ajst-31819	116	18	characterizing	characterize	VERB
ajst-31819	116	19	beam	beam	NOUN
ajst-31819	116	20	pattern	pattern	NOUN
ajst-31819	116	21	properties	property	NOUN
ajst-31819	116	22	under	under	ADP
ajst-31819	116	23	phase	phase	NOUN
ajst-31819	116	24	quantization	quantization	NOUN
ajst-31819	116	25	conditions	condition	NOUN
ajst-31819	116	26	.	.	PUNCT
ajst-31819	117	1	2.4	2.4	NUM
ajst-31819	117	2	.	.	PUNCT
ajst-31819	117	3	comparative	comparative	ADJ
ajst-31819	117	4	analysis	analysis	NOUN
ajst-31819	117	5	through	through	ADP
ajst-31819	117	6	a	a	DET
ajst-31819	117	7	systematic	systematic	ADJ
ajst-31819	117	8	analysis	analysis	NOUN
ajst-31819	117	9	and	and	CCONJ
ajst-31819	117	10	comparison	comparison	NOUN
ajst-31819	117	11	of	of	ADP
ajst-31819	117	12	the	the	DET
ajst-31819	117	13	operational	operational	ADJ
ajst-31819	117	14	principles	principle	NOUN
ajst-31819	117	15	,	,	PUNCT
ajst-31819	117	16	performance	performance	NOUN
ajst-31819	117	17	characteristics	characteristic	NOUN
ajst-31819	117	18	,	,	PUNCT
ajst-31819	117	19	and	and	CCONJ
ajst-31819	117	20	application	application	NOUN
ajst-31819	117	21	scenarios	scenario	NOUN
ajst-31819	117	22	of	of	ADP
ajst-31819	117	23	the	the	DET
ajst-31819	117	24	three	three	NUM
ajst-31819	117	25	aforementioned	aforementioned	ADJ
ajst-31819	117	26	types	type	NOUN
ajst-31819	117	27	of	of	ADP
ajst-31819	117	28	smart	smart	ADJ
ajst-31819	117	29	antennas	antenna	NOUN
ajst-31819	117	30	,	,	PUNCT
ajst-31819	117	31	including	include	VERB
ajst-31819	117	32	switched	switch	VERB
ajst-31819	117	33	-	-	PUNCT
ajst-31819	117	34	beam	beam	NOUN
ajst-31819	117	35	,	,	PUNCT
ajst-31819	117	36	adaptive	adaptive	ADJ
ajst-31819	117	37	beamforming	beamforming	NOUN
ajst-31819	117	38	,	,	PUNCT
ajst-31819	117	39	and	and	CCONJ
ajst-31819	117	40	hybrid	hybrid	ADJ
ajst-31819	117	41	architecture	architecture	NOUN
ajst-31819	117	42	antennas	antenna	NOUN
ajst-31819	117	43	,	,	PUNCT
ajst-31819	117	44	the	the	DET
ajst-31819	117	45	key	key	ADJ
ajst-31819	117	46	findings	finding	NOUN
ajst-31819	117	47	are	be	AUX
ajst-31819	117	48	summarized	summarize	VERB
ajst-31819	117	49	in	in	ADP
ajst-31819	117	50	table	table	NOUN
ajst-31819	117	51	1	1	NUM
ajst-31819	117	52	.	.	PUNCT
ajst-31819	117	53	table	table	NOUN
ajst-31819	117	54	1	1	NUM
ajst-31819	117	55	.	.	PUNCT
ajst-31819	117	56	performance	performance	NOUN
ajst-31819	117	57	evaluation	evaluation	NOUN
ajst-31819	117	58	of	of	ADP
ajst-31819	117	59	smart	smart	ADJ
ajst-31819	117	60	antennas	antenna	NOUN
ajst-31819	117	61	antennas	antenna	NOUN
ajst-31819	117	62	switched	switch	VERB
ajst-31819	117	63	-	-	PUNCT
ajst-31819	117	64	beam	beam	NOUN
ajst-31819	117	65	antennas	antenna	NOUN
ajst-31819	117	66	adaptive	adaptive	ADJ
ajst-31819	117	67	beamforming	beamforme	VERB
ajst-31819	117	68	antennas	antenna	NOUN
ajst-31819	117	69	hybrid	hybrid	ADJ
ajst-31819	117	70	architecture	architecture	NOUN
ajst-31819	117	71	antennas	antenna	NOUN
ajst-31819	117	72	working	work	VERB
ajst-31819	117	73	principle	principle	NOUN
ajst-31819	117	74	selects	select	VERB
ajst-31819	117	75	the	the	DET
ajst-31819	117	76	optimal	optimal	ADJ
ajst-31819	117	77	beam	beam	NOUN
ajst-31819	117	78	from	from	ADP
ajst-31819	117	79	a	a	DET
ajst-31819	117	80	predefined	predefine	VERB
ajst-31819	117	81	set	set	NOUN
ajst-31819	117	82	of	of	ADP
ajst-31819	117	83	fixed	fix	VERB
ajst-31819	117	84	beams	beam	NOUN
ajst-31819	117	85	beams	beam	NOUN
ajst-31819	117	86	dynamically	dynamically	ADV
ajst-31819	117	87	synthesizes	synthesize	VERB
ajst-31819	117	88	optimal	optimal	ADJ
ajst-31819	117	89	beam	beam	NOUN
ajst-31819	117	90	by	by	ADP
ajst-31819	117	91	real	real	ADJ
ajst-31819	117	92	-	-	PUNCT
ajst-31819	117	93	time	time	NOUN
ajst-31819	117	94	weight	weight	NOUN
ajst-31819	117	95	calculation	calculation	NOUN
ajst-31819	117	96	combines	combine	VERB
ajst-31819	117	97	digital	digital	ADJ
ajst-31819	117	98	precoding	precoding	NOUN
ajst-31819	117	99	and	and	CCONJ
ajst-31819	117	100	analog	analog	NOUN
ajst-31819	117	101	beamforming	beamforming	NOUN
ajst-31819	117	102	advantages	advantage	NOUN
ajst-31819	117	103	simple	simple	ADJ
ajst-31819	117	104	implementation	implementation	NOUN
ajst-31819	117	105	,	,	PUNCT
ajst-31819	117	106	low	low	ADJ
ajst-31819	117	107	cost	cost	NOUN
ajst-31819	117	108	high	high	ADJ
ajst-31819	117	109	flexibility	flexibility	NOUN
ajst-31819	117	110	,	,	PUNCT
ajst-31819	117	111	strong	strong	ADJ
ajst-31819	117	112	antiinterference	antiinterference	NOUN
ajst-31819	117	113	,	,	PUNCT
ajst-31819	117	114	excellent	excellent	ADJ
ajst-31819	117	115	performance	performance	NOUN
ajst-31819	117	116	balanced	balanced	ADJ
ajst-31819	117	117	performance	performance	NOUN
ajst-31819	117	118	and	and	CCONJ
ajst-31819	117	119	cost	cost	NOUN
ajst-31819	117	120	disadvantages	disadvantage	NOUN
ajst-31819	117	121	limited	limited	ADJ
ajst-31819	117	122	flexibility	flexibility	NOUN
ajst-31819	117	123	,	,	PUNCT
ajst-31819	117	124	weak	weak	ADJ
ajst-31819	117	125	anti	anti	ADJ
ajst-31819	117	126	-	-	ADJ
ajst-31819	117	127	interference	interference	ADJ
ajst-31819	117	128	high	high	ADJ
ajst-31819	117	129	complexity	complexity	NOUN
ajst-31819	117	130	,	,	PUNCT
ajst-31819	117	131	high	high	ADJ
ajst-31819	117	132	cost	cost	NOUN
ajst-31819	117	133	complex	complex	ADJ
ajst-31819	117	134	design	design	NOUN
ajst-31819	117	135	,	,	PUNCT
ajst-31819	117	136	requires	require	VERB
ajst-31819	117	137	crossdomain	crossdomain	ADJ
ajst-31819	117	138	joint	joint	ADJ
ajst-31819	117	139	optimization	optimization	NOUN
ajst-31819	117	140	typical	typical	ADJ
ajst-31819	117	141	applications	application	NOUN
ajst-31819	117	142	early	early	ADJ
ajst-31819	117	143	cellular	cellular	ADJ
ajst-31819	117	144	networks	network	NOUN
ajst-31819	117	145	,	,	PUNCT
ajst-31819	117	146	low	low	ADJ
ajst-31819	117	147	-	-	PUNCT
ajst-31819	117	148	cost	cost	NOUN
ajst-31819	117	149	iot	iot	NOUN
ajst-31819	117	150	terminals	terminal	NOUN
ajst-31819	117	151	high	high	ADJ
ajst-31819	117	152	-	-	PUNCT
ajst-31819	117	153	end	end	NOUN
ajst-31819	117	154	radar	radar	NOUN
ajst-31819	117	155	,	,	PUNCT
ajst-31819	117	156	military	military	ADJ
ajst-31819	117	157	communications	communication	NOUN
ajst-31819	117	158	5g/6	5g/6	NUM
ajst-31819	117	159	g	g	NOUN
ajst-31819	117	160	base	base	NOUN
ajst-31819	117	161	stations	station	NOUN
ajst-31819	117	162	,	,	PUNCT
ajst-31819	117	163	modern	modern	ADJ
ajst-31819	117	164	satellite	satellite	NOUN
ajst-31819	117	165	communications	communication	NOUN
ajst-31819	117	166	they	they	PRON
ajst-31819	117	167	do	do	AUX
ajst-31819	117	168	not	not	PART
ajst-31819	117	169	represent	represent	VERB
ajst-31819	117	170	mutually	mutually	ADV
ajst-31819	117	171	substitutable	substitutable	ADJ
ajst-31819	117	172	solutions	solution	NOUN
ajst-31819	117	173	but	but	CCONJ
ajst-31819	117	174	are	be	AUX
ajst-31819	117	175	respectively	respectively	ADV
ajst-31819	117	176	suited	suit	VERB
ajst-31819	117	177	to	to	ADP
ajst-31819	117	178	different	different	ADJ
ajst-31819	117	179	application	application	NOUN
ajst-31819	117	180	scenarios	scenario	NOUN
ajst-31819	117	181	.	.	PUNCT
ajst-31819	118	1	in	in	ADP
ajst-31819	118	2	contexts	context	NOUN
ajst-31819	118	3	where	where	SCONJ
ajst-31819	118	4	peak	peak	NOUN
ajst-31819	118	5	performance	performance	NOUN
ajst-31819	118	6	is	be	AUX
ajst-31819	118	7	prioritized	prioritize	VERB
ajst-31819	118	8	and	and	CCONJ
ajst-31819	118	9	cost	cost	NOUN
ajst-31819	118	10	is	be	AUX
ajst-31819	118	11	not	not	PART
ajst-31819	118	12	a	a	DET
ajst-31819	118	13	primary	primary	ADJ
ajst-31819	118	14	constraint	constraint	NOUN
ajst-31819	118	15	,	,	PUNCT
ajst-31819	118	16	adaptive	adaptive	ADJ
ajst-31819	118	17	beamforming	beamforming	NOUN
ajst-31819	118	18	(	(	PUNCT
ajst-31819	118	19	fully	fully	ADV
ajst-31819	118	20	digital	digital	ADJ
ajst-31819	118	21	architecture	architecture	NOUN
ajst-31819	118	22	)	)	PUNCT
ajst-31819	118	23	remains	remain	VERB
ajst-31819	118	24	the	the	DET
ajst-31819	118	25	preferred	preferred	ADJ
ajst-31819	118	26	solution	solution	NOUN
ajst-31819	118	27	.	.	PUNCT
ajst-31819	119	1	for	for	ADP
ajst-31819	119	2	costsensitive	costsensitive	ADJ
ajst-31819	119	3	applications	application	NOUN
ajst-31819	119	4	with	with	ADP
ajst-31819	119	5	requirements	requirement	NOUN
ajst-31819	119	6	for	for	ADP
ajst-31819	119	7	low	low	ADJ
ajst-31819	119	8	system	system	NOUN
ajst-31819	119	9	complexity	complexity	NOUN
ajst-31819	119	10	,	,	PUNCT
ajst-31819	119	11	switched	switch	VERB
ajst-31819	119	12	-	-	PUNCT
ajst-31819	119	13	beam	beam	NOUN
ajst-31819	119	14	approaches	approach	NOUN
ajst-31819	119	15	or	or	CCONJ
ajst-31819	119	16	their	their	PRON
ajst-31819	119	17	derivative	derivative	ADJ
ajst-31819	119	18	concepts	concept	NOUN
ajst-31819	119	19	(	(	PUNCT
ajst-31819	119	20	such	such	ADJ
ajst-31819	119	21	as	as	ADP
ajst-31819	119	22	codebook	codebook	NOUN
ajst-31819	119	23	-	-	PUNCT
ajst-31819	119	24	based	base	VERB
ajst-31819	119	25	mechanisms	mechanism	NOUN
ajst-31819	119	26	)	)	PUNCT
ajst-31819	119	27	continue	continue	VERB
ajst-31819	119	28	to	to	PART
ajst-31819	119	29	offer	offer	VERB
ajst-31819	119	30	practical	practical	ADJ
ajst-31819	119	31	value	value	NOUN
ajst-31819	119	32	.	.	PUNCT
ajst-31819	120	1	meanwhile	meanwhile	ADV
ajst-31819	120	2	,	,	PUNCT
ajst-31819	120	3	in	in	ADP
ajst-31819	120	4	systems	system	NOUN
ajst-31819	120	5	employing	employ	VERB
ajst-31819	120	6	largescale	largescale	NOUN
ajst-31819	120	7	antenna	antenna	NOUN
ajst-31819	120	8	arrays	array	VERB
ajst-31819	120	9	—	—	PUNCT
ajst-31819	120	10	particularly	particularly	ADV
ajst-31819	120	11	those	those	PRON
ajst-31819	120	12	operating	operate	VERB
ajst-31819	120	13	in	in	ADP
ajst-31819	120	14	highfrequency	highfrequency	NOUN
ajst-31819	120	15	bands	band	NOUN
ajst-31819	120	16	—	—	PUNCT
ajst-31819	120	17	the	the	DET
ajst-31819	120	18	hybrid	hybrid	ADJ
ajst-31819	120	19	architecture	architecture	NOUN
ajst-31819	120	20	achieves	achieve	VERB
ajst-31819	120	21	a	a	DET
ajst-31819	120	22	more	more	ADV
ajst-31819	120	23	favorable	favorable	ADJ
ajst-31819	120	24	trade	trade	NOUN
ajst-31819	120	25	-	-	PUNCT
ajst-31819	120	26	off	off	NOUN
ajst-31819	120	27	among	among	ADP
ajst-31819	120	28	performance	performance	NOUN
ajst-31819	120	29	,	,	PUNCT
ajst-31819	120	30	complexity	complexity	NOUN
ajst-31819	120	31	,	,	PUNCT
ajst-31819	120	32	and	and	CCONJ
ajst-31819	120	33	power	power	NOUN
ajst-31819	120	34	consumption	consumption	NOUN
ajst-31819	120	35	,	,	PUNCT
ajst-31819	120	36	making	make	VERB
ajst-31819	120	37	it	it	PRON
ajst-31819	120	38	a	a	DET
ajst-31819	120	39	major	major	ADJ
ajst-31819	120	40	focus	focus	NOUN
ajst-31819	120	41	of	of	ADP
ajst-31819	120	42	current	current	ADJ
ajst-31819	120	43	and	and	CCONJ
ajst-31819	120	44	future	future	ADJ
ajst-31819	120	45	research	research	NOUN
ajst-31819	120	46	.	.	PUNCT
ajst-31819	121	1	3	3	X
ajst-31819	121	2	.	.	X
ajst-31819	121	3	future	future	NOUN
ajst-31819	121	4	works	work	VERB
ajst-31819	121	5	the	the	DET
ajst-31819	121	6	future	future	NOUN
ajst-31819	121	7	of	of	ADP
ajst-31819	121	8	smart	smart	ADJ
ajst-31819	121	9	antenna	antenna	NOUN
ajst-31819	121	10	technology	technology	NOUN
ajst-31819	121	11	will	will	AUX
ajst-31819	121	12	see	see	VERB
ajst-31819	121	13	its	its	PRON
ajst-31819	121	14	evolution	evolution	NOUN
ajst-31819	121	15	from	from	ADP
ajst-31819	121	16	a	a	DET
ajst-31819	121	17	standalone	standalone	ADJ
ajst-31819	121	18	"	"	PUNCT
ajst-31819	121	19	technology	technology	NOUN
ajst-31819	121	20	"	"	PUNCT
ajst-31819	121	21	into	into	ADP
ajst-31819	121	22	an	an	DET
ajst-31819	121	23	"	"	PUNCT
ajst-31819	121	24	intelligent	intelligent	ADJ
ajst-31819	121	25	infrastructure	infrastructure	NOUN
ajst-31819	121	26	"	"	PUNCT
ajst-31819	121	27	that	that	PRON
ajst-31819	121	28	underpins	underpin	VERB
ajst-31819	121	29	the	the	DET
ajst-31819	121	30	intelligent	intelligent	ADJ
ajst-31819	121	31	connectivity	connectivity	NOUN
ajst-31819	121	32	of	of	ADP
ajst-31819	121	33	all	all	DET
ajst-31819	121	34	things	thing	NOUN
ajst-31819	121	35	.	.	PUNCT
ajst-31819	122	1	its	its	PRON
ajst-31819	122	2	core	core	ADJ
ajst-31819	122	3	evolutionary	evolutionary	ADJ
ajst-31819	122	4	logic	logic	NOUN
ajst-31819	122	5	progresses	progress	VERB
ajst-31819	122	6	from	from	ADP
ajst-31819	122	7	"	"	PUNCT
ajst-31819	122	8	point	point	NOUN
ajst-31819	122	9	intelligence	intelligence	NOUN
ajst-31819	122	10	"	"	PUNCT
ajst-31819	122	11	(	(	PUNCT
ajst-31819	122	12	individual	individual	ADJ
ajst-31819	122	13	antenna	antenna	NOUN
ajst-31819	122	14	arrays	array	VERB
ajst-31819	122	15	)	)	PUNCT
ajst-31819	122	16	to	to	ADP
ajst-31819	122	17	"	"	PUNCT
ajst-31819	122	18	surface	surface	NOUN
ajst-31819	122	19	intelligence	intelligence	NOUN
ajst-31819	122	20	"	"	PUNCT
ajst-31819	122	21	(	(	PUNCT
ajst-31819	122	22	environments	environment	NOUN
ajst-31819	122	23	constructed	construct	VERB
ajst-31819	122	24	with	with	ADP
ajst-31819	122	25	smart	smart	ADJ
ajst-31819	122	26	metasurfaces	metasurface	NOUN
ajst-31819	122	27	)	)	PUNCT
ajst-31819	122	28	,	,	PUNCT
ajst-31819	122	29	and	and	CCONJ
ajst-31819	122	30	ultimately	ultimately	ADV
ajst-31819	122	31	to	to	PART
ajst-31819	122	32	"	"	PUNCT
ajst-31819	122	33	system	system	NOUN
ajst-31819	122	34	intelligence	intelligence	NOUN
ajst-31819	122	35	"	"	PUNCT
ajst-31819	122	36	(	(	PUNCT
ajst-31819	122	37	endto	endto	NOUN
ajst-31819	122	38	-	-	PUNCT
ajst-31819	122	39	end	end	NOUN
ajst-31819	122	40	systems	system	NOUN
ajst-31819	122	41	deeply	deeply	ADV
ajst-31819	122	42	integrated	integrate	VERB
ajst-31819	122	43	with	with	ADP
ajst-31819	122	44	ai	ai	NOUN
ajst-31819	122	45	)	)	PUNCT
ajst-31819	122	46	.	.	PUNCT
ajst-31819	123	1	future	future	ADJ
ajst-31819	123	2	smart	smart	ADJ
ajst-31819	123	3	antennas	antenna	NOUN
ajst-31819	123	4	will	will	AUX
ajst-31819	123	5	become	become	VERB
ajst-31819	123	6	more	more	ADV
ajst-31819	123	7	efficient	efficient	ADJ
ajst-31819	123	8	,	,	PUNCT
ajst-31819	123	9	more	more	ADV
ajst-31819	123	10	intelligent	intelligent	ADJ
ajst-31819	123	11	,	,	PUNCT
ajst-31819	123	12	and	and	CCONJ
ajst-31819	123	13	more	more	ADV
ajst-31819	123	14	invisible	invisible	ADJ
ajst-31819	123	15	,	,	PUNCT
ajst-31819	123	16	seamlessly	seamlessly	ADV
ajst-31819	123	17	blending	blend	VERB
ajst-31819	123	18	into	into	ADP
ajst-31819	123	19	our	our	PRON
ajst-31819	123	20	surroundings	surrounding	NOUN
ajst-31819	123	21	to	to	PART
ajst-31819	123	22	provide	provide	VERB
ajst-31819	123	23	robust	robust	ADJ
ajst-31819	123	24	connectivity	connectivity	NOUN
ajst-31819	123	25	and	and	CCONJ
ajst-31819	123	26	sensing	sense	VERB
ajst-31819	123	27	capabilities	capability	NOUN
ajst-31819	123	28	for	for	ADP
ajst-31819	123	29	the	the	DET
ajst-31819	123	30	digital	digital	ADJ
ajst-31819	123	31	world	world	NOUN
ajst-31819	123	32	—	—	PUNCT
ajst-31819	123	33	silently	silently	ADV
ajst-31819	123	34	and	and	CCONJ
ajst-31819	123	35	effortlessly	effortlessly	ADV
ajst-31819	123	36	.	.	PUNCT
ajst-31819	124	1	we	we	PRON
ajst-31819	124	2	summarize	summarize	VERB
ajst-31819	124	3	the	the	DET
ajst-31819	124	4	future	future	ADJ
ajst-31819	124	5	development	development	NOUN
ajst-31819	124	6	directions	direction	NOUN
ajst-31819	124	7	of	of	ADP
ajst-31819	124	8	smart	smart	ADJ
ajst-31819	124	9	antennas	antenna	NOUN
ajst-31819	124	10	into	into	ADP
ajst-31819	124	11	the	the	DET
ajst-31819	124	12	following	follow	VERB
ajst-31819	124	13	aspects	aspect	NOUN
ajst-31819	124	14	:	:	PUNCT
ajst-31819	124	15	(	(	PUNCT
ajst-31819	124	16	1	1	X
ajst-31819	124	17	)	)	PUNCT
ajst-31819	124	18	revolutionary	revolutionary	ADJ
ajst-31819	124	19	innovations	innovation	NOUN
ajst-31819	124	20	in	in	ADP
ajst-31819	124	21	architecture	architecture	NOUN
ajst-31819	124	22	and	and	CCONJ
ajst-31819	124	23	materials	material	NOUN
ajst-31819	124	24	at	at	ADP
ajst-31819	124	25	the	the	DET
ajst-31819	124	26	hardware	hardware	NOUN
ajst-31819	124	27	level	level	NOUN
ajst-31819	124	28	,	,	PUNCT
ajst-31819	124	29	smart	smart	ADJ
ajst-31819	124	30	antennas	antenna	NOUN
ajst-31819	124	31	are	be	AUX
ajst-31819	124	32	undergoing	undergo	VERB
ajst-31819	124	33	a	a	DET
ajst-31819	124	34	fundamental	fundamental	ADJ
ajst-31819	124	35	transformation	transformation	NOUN
ajst-31819	124	36	from	from	ADP
ajst-31819	124	37	discrete	discrete	ADJ
ajst-31819	124	38	arrays	array	NOUN
ajst-31819	124	39	to	to	ADP
ajst-31819	124	40	continuous	continuous	ADJ
ajst-31819	124	41	electromagnetic	electromagnetic	ADJ
ajst-31819	124	42	surfaces	surface	NOUN
ajst-31819	124	43	.	.	PUNCT
ajst-31819	125	1	metasurface	metasurface	NOUN
ajst-31819	125	2	-	-	PUNCT
ajst-31819	125	3	based	base	VERB
ajst-31819	125	4	antennas	antenna	NOUN
ajst-31819	125	5	can	can	AUX
ajst-31819	125	6	dynamically	dynamically	ADV
ajst-31819	125	7	control	control	VERB
ajst-31819	125	8	the	the	DET
ajst-31819	125	9	wavefront	wavefront	NOUN
ajst-31819	125	10	of	of	ADP
ajst-31819	125	11	electromagnetic	electromagnetic	ADJ
ajst-31819	125	12	waves	wave	NOUN
ajst-31819	125	13	,	,	PUNCT
ajst-31819	125	14	enabling	enable	VERB
ajst-31819	125	15	lighter	light	ADJ
ajst-31819	125	16	,	,	PUNCT
ajst-31819	125	17	thinner	thin	ADJ
ajst-31819	125	18	,	,	PUNCT
ajst-31819	125	19	and	and	CCONJ
ajst-31819	125	20	more	more	ADJ
ajst-31819	125	21	conformal	conformal	ADJ
ajst-31819	125	22	designs	design	NOUN
ajst-31819	125	23	.	.	PUNCT
ajst-31819	126	1	furthermore	furthermore	ADV
ajst-31819	126	2	,	,	PUNCT
ajst-31819	126	3	dynamically	dynamically	ADV
ajst-31819	126	4	reconfigurable	reconfigurable	ADJ
ajst-31819	126	5	hybrid	hybrid	ADJ
ajst-31819	126	6	architectures	architecture	NOUN
ajst-31819	126	7	are	be	AUX
ajst-31819	126	8	gradually	gradually	ADV
ajst-31819	126	9	maturing	mature	VERB
ajst-31819	126	10	,	,	PUNCT
ajst-31819	126	11	allowing	allow	VERB
ajst-31819	126	12	autonomous	autonomous	ADJ
ajst-31819	126	13	switching	switching	NOUN
ajst-31819	126	14	among	among	ADP
ajst-31819	126	15	modes	mode	NOUN
ajst-31819	126	16	such	such	ADJ
ajst-31819	126	17	as	as	ADP
ajst-31819	126	18	energy	energy	NOUN
ajst-31819	126	19	harvesting	harvesting	NOUN
ajst-31819	126	20	,	,	PUNCT
ajst-31819	126	21	sensing	sensing	NOUN
ajst-31819	126	22	,	,	PUNCT
ajst-31819	126	23	and	and	CCONJ
ajst-31819	126	24	communication	communication	NOUN
ajst-31819	126	25	based	base	VERB
ajst-31819	126	26	on	on	ADP
ajst-31819	126	27	service	service	NOUN
ajst-31819	126	28	requirements	requirement	NOUN
ajst-31819	126	29	,	,	PUNCT
ajst-31819	126	30	thereby	thereby	ADV
ajst-31819	126	31	achieving	achieve	VERB
ajst-31819	126	32	optimal	optimal	ADJ
ajst-31819	126	33	adaptation	adaptation	NOUN
ajst-31819	126	34	of	of	ADP
ajst-31819	126	35	functionality	functionality	NOUN
ajst-31819	126	36	and	and	CCONJ
ajst-31819	126	37	resources	resource	NOUN
ajst-31819	126	38	.	.	PUNCT
ajst-31819	127	1	(	(	PUNCT
ajst-31819	127	2	2	2	X
ajst-31819	127	3	)	)	PUNCT
ajst-31819	127	4	deep	deep	ADJ
ajst-31819	127	5	integration	integration	NOUN
ajst-31819	127	6	with	with	ADP
ajst-31819	127	7	emerging	emerge	VERB
ajst-31819	127	8	enabling	enable	VERB
ajst-31819	127	9	technologies	technology	NOUN
ajst-31819	127	10	the	the	DET
ajst-31819	127	11	future	future	ADJ
ajst-31819	127	12	development	development	NOUN
ajst-31819	127	13	of	of	ADP
ajst-31819	127	14	smart	smart	ADJ
ajst-31819	127	15	antennas	antenna	NOUN
ajst-31819	127	16	will	will	AUX
ajst-31819	127	17	heavily	heavily	ADV
ajst-31819	127	18	rely	rely	VERB
ajst-31819	127	19	on	on	ADP
ajst-31819	127	20	deep	deep	ADJ
ajst-31819	127	21	integration	integration	NOUN
ajst-31819	127	22	with	with	ADP
ajst-31819	127	23	emerging	emerge	VERB
ajst-31819	127	24	technologies	technology	NOUN
ajst-31819	127	25	such	such	ADJ
ajst-31819	127	26	as	as	ADP
ajst-31819	127	27	artificial	artificial	ADJ
ajst-31819	127	28	intelligence	intelligence	NOUN
ajst-31819	127	29	(	(	PUNCT
ajst-31819	127	30	ai	ai	NOUN
ajst-31819	127	31	)	)	PUNCT
ajst-31819	127	32	,	,	PUNCT
ajst-31819	127	33	machine	machine	NOUN
ajst-31819	127	34	learning	learning	NOUN
ajst-31819	127	35	(	(	PUNCT
ajst-31819	127	36	ml	ml	NOUN
ajst-31819	127	37	)	)	PUNCT
ajst-31819	127	38	,	,	PUNCT
ajst-31819	127	39	and	and	CCONJ
ajst-31819	127	40	reconfigurable	reconfigurable	ADJ
ajst-31819	127	41	intelligent	intelligent	ADJ
ajst-31819	127	42	surfaces	surface	NOUN
ajst-31819	127	43	(	(	PUNCT
ajst-31819	127	44	ris	ris	PROPN
ajst-31819	127	45	)	)	PUNCT
ajst-31819	127	46	.	.	PUNCT
ajst-31819	128	1	by	by	ADP
ajst-31819	128	2	leveraging	leverage	VERB
ajst-31819	128	3	various	various	ADJ
ajst-31819	128	4	ai	ai	ADJ
ajst-31819	128	5	algorithms	algorithm	NOUN
ajst-31819	128	6	,	,	PUNCT
ajst-31819	128	7	the	the	DET
ajst-31819	128	8	system	system	NOUN
ajst-31819	128	9	can	can	AUX
ajst-31819	128	10	achieve	achieve	VERB
ajst-31819	128	11	intelligent	intelligent	ADJ
ajst-31819	128	12	prediction	prediction	NOUN
ajst-31819	128	13	and	and	CCONJ
ajst-31819	128	14	management	management	NOUN
ajst-31819	128	15	of	of	ADP
ajst-31819	128	16	beams	beam	NOUN
ajst-31819	128	17	,	,	PUNCT
ajst-31819	128	18	significantly	significantly	ADV
ajst-31819	128	19	reducing	reduce	VERB
ajst-31819	128	20	measurement	measurement	NOUN
ajst-31819	128	21	overhead	overhead	ADV
ajst-31819	128	22	and	and	CCONJ
ajst-31819	128	23	accomplishing	accomplish	VERB
ajst-31819	128	24	near	near	ADV
ajst-31819	128	25	-	-	PUNCT
ajst-31819	128	26	zero	zero	NUM
ajst-31819	128	27	-	-	PUNCT
ajst-31819	128	28	latency	latency	NOUN
ajst-31819	128	29	beam	beam	NOUN
ajst-31819	128	30	switching	switching	NOUN
ajst-31819	128	31	and	and	CCONJ
ajst-31819	128	32	resource	resource	NOUN
ajst-31819	128	33	allocation	allocation	NOUN
ajst-31819	128	34	.	.	PUNCT
ajst-31819	129	1	meanwhile	meanwhile	ADV
ajst-31819	129	2	,	,	PUNCT
ajst-31819	129	3	ris	ris	PROPN
ajst-31819	129	4	will	will	AUX
ajst-31819	129	5	collaborate	collaborate	VERB
ajst-31819	129	6	with	with	ADP
ajst-31819	129	7	active	active	ADJ
ajst-31819	129	8	antenna	antenna	NOUN
ajst-31819	129	9	systems	system	NOUN
ajst-31819	129	10	to	to	PART
ajst-31819	129	11	jointly	jointly	ADV
ajst-31819	129	12	construct	construct	VERB
ajst-31819	129	13	intelligent	intelligent	ADJ
ajst-31819	129	14	propagation	propagation	NOUN
ajst-31819	129	15	paths	path	NOUN
ajst-31819	129	16	that	that	PRON
ajst-31819	129	17	integrate	integrate	VERB
ajst-31819	129	18	reflection	reflection	NOUN
ajst-31819	129	19	,	,	PUNCT
ajst-31819	129	20	refraction	refraction	NOUN
ajst-31819	129	21	,	,	PUNCT
ajst-31819	129	22	and	and	CCONJ
ajst-31819	129	23	transmission	transmission	NOUN
ajst-31819	129	24	through	through	ADP
ajst-31819	129	25	programmable	programmable	ADJ
ajst-31819	129	26	control	control	NOUN
ajst-31819	129	27	of	of	ADP
ajst-31819	129	28	the	the	DET
ajst-31819	129	29	electromagnetic	electromagnetic	ADJ
ajst-31819	129	30	environment	environment	NOUN
ajst-31819	129	31	.	.	PUNCT
ajst-31819	130	1	this	this	DET
ajst-31819	130	2	synergy	synergy	NOUN
ajst-31819	130	3	will	will	AUX
ajst-31819	130	4	fundamentally	fundamentally	ADV
ajst-31819	130	5	transform	transform	VERB
ajst-31819	130	6	the	the	DET
ajst-31819	130	7	characteristics	characteristic	NOUN
ajst-31819	130	8	of	of	ADP
ajst-31819	130	9	traditional	traditional	ADJ
ajst-31819	130	10	wireless	wireless	ADJ
ajst-31819	130	11	channels	channel	NOUN
ajst-31819	130	12	and	and	CCONJ
ajst-31819	130	13	provide	provide	VERB
ajst-31819	130	14	critical	critical	ADJ
ajst-31819	130	15	support	support	NOUN
ajst-31819	130	16	for	for	ADP
ajst-31819	130	17	new	new	ADJ
ajst-31819	130	18	frequency	frequency	NOUN
ajst-31819	130	19	band	band	NOUN
ajst-31819	130	20	applications	application	NOUN
ajst-31819	130	21	,	,	PUNCT
ajst-31819	130	22	such	such	ADJ
ajst-31819	130	23	as	as	ADP
ajst-31819	130	24	terahertz	terahertz	NOUN
ajst-31819	130	25	communications	communication	NOUN
ajst-31819	130	26	in	in	ADP
ajst-31819	130	27	6	6	NUM
ajst-31819	130	28	g.	g.	NOUN
ajst-31819	130	29	(	(	PUNCT
ajst-31819	130	30	3	3	NUM
ajst-31819	130	31	)	)	PUNCT
ajst-31819	130	32	significant	significant	ADJ
ajst-31819	130	33	expansion	expansion	NOUN
ajst-31819	130	34	of	of	ADP
ajst-31819	130	35	application	application	NOUN
ajst-31819	130	36	scenarios	scenario	NOUN
ajst-31819	130	37	smart	smart	ADJ
ajst-31819	130	38	antennas	antenna	NOUN
ajst-31819	130	39	will	will	AUX
ajst-31819	130	40	play	play	VERB
ajst-31819	130	41	an	an	DET
ajst-31819	130	42	even	even	ADV
ajst-31819	130	43	more	more	ADV
ajst-31819	130	44	critical	critical	ADJ
ajst-31819	130	45	role	role	NOUN
ajst-31819	130	46	beyond	beyond	ADP
ajst-31819	130	47	traditional	traditional	ADJ
ajst-31819	130	48	mobile	mobile	ADJ
ajst-31819	130	49	communications	communication	NOUN
ajst-31819	130	50	.	.	PUNCT
ajst-31819	131	1	integrated	integrate	VERB
ajst-31819	131	2	sensing	sensing	NOUN
ajst-31819	131	3	and	and	CCONJ
ajst-31819	131	4	communication	communication	NOUN
ajst-31819	131	5	(	(	PUNCT
ajst-31819	131	6	isac	isac	NOUN
ajst-31819	131	7	)	)	PUNCT
ajst-31819	131	8	represents	represent	VERB
ajst-31819	131	9	a	a	DET
ajst-31819	131	10	major	major	ADJ
ajst-31819	131	11	evolutionary	evolutionary	ADJ
ajst-31819	131	12	direction	direction	NOUN
ajst-31819	131	13	,	,	PUNCT
ajst-31819	131	14	enabling	enable	VERB
ajst-31819	131	15	high	high	ADJ
ajst-31819	131	16	-	-	PUNCT
ajst-31819	131	17	precision	precision	NOUN
ajst-31819	131	18	positioning	positioning	NOUN
ajst-31819	131	19	,	,	PUNCT
ajst-31819	131	20	gesture	gesture	NOUN
ajst-31819	131	21	recognition	recognition	NOUN
ajst-31819	131	22	,	,	PUNCT
ajst-31819	131	23	and	and	CCONJ
ajst-31819	131	24	even	even	ADV
ajst-31819	131	25	3d	3d	NUM
ajst-31819	131	26	imaging	imaging	NOUN
ajst-31819	131	27	by	by	ADP
ajst-31819	131	28	analyzing	analyze	VERB
ajst-31819	131	29	state	state	NOUN
ajst-31819	131	30	changes	change	NOUN
ajst-31819	131	31	in	in	ADP
ajst-31819	131	32	electromagnetic	electromagnetic	ADJ
ajst-31819	131	33	wave	wave	NOUN
ajst-31819	131	34	propagation	propagation	NOUN
ajst-31819	131	35	.	.	PUNCT
ajst-31819	132	1	this	this	PRON
ajst-31819	132	2	provides	provide	VERB
ajst-31819	132	3	fundamental	fundamental	ADJ
ajst-31819	132	4	sensing	sense	VERB
ajst-31819	132	5	capabilities	capability	NOUN
ajst-31819	132	6	for	for	ADP
ajst-31819	132	7	fields	field	NOUN
ajst-31819	132	8	such	such	ADJ
ajst-31819	132	9	as	as	ADP
ajst-31819	132	10	autonomous	autonomous	ADJ
ajst-31819	132	11	driving	driving	NOUN
ajst-31819	132	12	,	,	PUNCT
ajst-31819	132	13	human	human	NOUN
ajst-31819	132	14	-	-	PUNCT
ajst-31819	132	15	computer	computer	NOUN
ajst-31819	132	16	interaction	interaction	NOUN
ajst-31819	132	17	,	,	PUNCT
ajst-31819	132	18	and	and	CCONJ
ajst-31819	132	19	smart	smart	ADJ
ajst-31819	132	20	17	17	NUM
ajst-31819	132	21	healthcare	healthcare	NOUN
ajst-31819	132	22	.	.	PUNCT
ajst-31819	133	1	furthermore	furthermore	ADV
ajst-31819	133	2	,	,	PUNCT
ajst-31819	133	3	in	in	ADP
ajst-31819	133	4	integrated	integrated	ADJ
ajst-31819	133	5	space	space	NOUN
ajst-31819	133	6	-	-	PUNCT
ajst-31819	133	7	air	air	NOUN
ajst-31819	133	8	-	-	PUNCT
ajst-31819	133	9	ground	ground	NOUN
ajst-31819	133	10	-	-	PUNCT
ajst-31819	133	11	sea	sea	NOUN
ajst-31819	133	12	networks	network	NOUN
ajst-31819	133	13	,	,	PUNCT
ajst-31819	133	14	smart	smart	ADJ
ajst-31819	133	15	antennas	antenna	NOUN
ajst-31819	133	16	serve	serve	VERB
ajst-31819	133	17	as	as	ADP
ajst-31819	133	18	core	core	NOUN
ajst-31819	133	19	components	component	NOUN
ajst-31819	133	20	for	for	ADP
ajst-31819	133	21	achieving	achieve	VERB
ajst-31819	133	22	high	high	ADJ
ajst-31819	133	23	-	-	PUNCT
ajst-31819	133	24	speed	speed	NOUN
ajst-31819	133	25	satellite	satellite	NOUN
ajst-31819	133	26	-	-	PUNCT
ajst-31819	133	27	terrestrial	terrestrial	ADJ
ajst-31819	133	28	links	link	NOUN
ajst-31819	133	29	,	,	PUNCT
ajst-31819	133	30	stable	stable	ADJ
ajst-31819	133	31	communication	communication	NOUN
ajst-31819	133	32	with	with	ADP
ajst-31819	133	33	anti	anti	ADJ
ajst-31819	133	34	-	-	ADJ
ajst-31819	133	35	sway	sway	ADJ
ajst-31819	133	36	aerial	aerial	ADJ
ajst-31819	133	37	platforms	platform	NOUN
ajst-31819	133	38	,	,	PUNCT
ajst-31819	133	39	and	and	CCONJ
ajst-31819	133	40	deep	deep	ADJ
ajst-31819	133	41	-	-	PUNCT
ajst-31819	133	42	sea	sea	NOUN
ajst-31819	133	43	data	datum	NOUN
ajst-31819	133	44	transmission	transmission	NOUN
ajst-31819	133	45	.	.	PUNCT
ajst-31819	134	1	in	in	ADP
ajst-31819	134	2	summary	summary	NOUN
ajst-31819	134	3	,	,	PUNCT
ajst-31819	134	4	smart	smart	ADJ
ajst-31819	134	5	antenna	antenna	NOUN
ajst-31819	134	6	technology	technology	NOUN
ajst-31819	134	7	is	be	AUX
ajst-31819	134	8	progressively	progressively	ADV
ajst-31819	134	9	evolving	evolve	VERB
ajst-31819	134	10	from	from	ADP
ajst-31819	134	11	"	"	PUNCT
ajst-31819	134	12	array	array	NOUN
ajst-31819	134	13	elements	element	NOUN
ajst-31819	134	14	"	"	PUNCT
ajst-31819	134	15	toward	toward	ADP
ajst-31819	134	16	"	"	PUNCT
ajst-31819	134	17	system	system	NOUN
ajst-31819	134	18	empowerment	empowerment	NOUN
ajst-31819	134	19	.	.	PUNCT
ajst-31819	134	20	"	"	PUNCT
ajst-31819	135	1	its	its	PRON
ajst-31819	135	2	advancement	advancement	NOUN
ajst-31819	135	3	relies	rely	VERB
ajst-31819	135	4	not	not	PART
ajst-31819	135	5	only	only	ADV
ajst-31819	135	6	on	on	ADP
ajst-31819	135	7	innovations	innovation	NOUN
ajst-31819	135	8	in	in	ADP
ajst-31819	135	9	antenna	antenna	NOUN
ajst-31819	135	10	design	design	NOUN
ajst-31819	135	11	itself	itself	PRON
ajst-31819	135	12	,	,	PUNCT
ajst-31819	135	13	but	but	CCONJ
ajst-31819	135	14	also	also	ADV
ajst-31819	135	15	on	on	ADP
ajst-31819	135	16	deep	deep	ADJ
ajst-31819	135	17	interdisciplinary	interdisciplinary	ADJ
ajst-31819	135	18	integration	integration	NOUN
ajst-31819	135	19	with	with	ADP
ajst-31819	135	20	artificial	artificial	ADJ
ajst-31819	135	21	intelligence	intelligence	NOUN
ajst-31819	135	22	,	,	PUNCT
ajst-31819	135	23	materials	material	NOUN
ajst-31819	135	24	science	science	NOUN
ajst-31819	135	25	,	,	PUNCT
ajst-31819	135	26	open	open	ADJ
ajst-31819	135	27	network	network	NOUN
ajst-31819	135	28	architectures	architecture	NOUN
ajst-31819	135	29	,	,	PUNCT
ajst-31819	135	30	and	and	CCONJ
ajst-31819	135	31	other	other	ADJ
ajst-31819	135	32	fields	field	NOUN
ajst-31819	135	33	,	,	PUNCT
ajst-31819	135	34	in	in	ADP
ajst-31819	135	35	order	order	NOUN
ajst-31819	135	36	to	to	PART
ajst-31819	135	37	support	support	VERB
ajst-31819	135	38	the	the	DET
ajst-31819	135	39	revolutionary	revolutionary	ADJ
ajst-31819	135	40	demands	demand	NOUN
ajst-31819	135	41	of	of	ADP
ajst-31819	135	42	future	future	ADJ
ajst-31819	135	43	wireless	wireless	ADJ
ajst-31819	135	44	systems	system	NOUN
ajst-31819	135	45	in	in	ADP
ajst-31819	135	46	terms	term	NOUN
ajst-31819	135	47	of	of	ADP
ajst-31819	135	48	capacity	capacity	NOUN
ajst-31819	135	49	,	,	PUNCT
ajst-31819	135	50	coverage	coverage	NOUN
ajst-31819	135	51	,	,	PUNCT
ajst-31819	135	52	intelligence	intelligence	NOUN
ajst-31819	135	53	,	,	PUNCT
ajst-31819	135	54	and	and	CCONJ
ajst-31819	135	55	multi	multi	ADJ
ajst-31819	135	56	-	-	ADJ
ajst-31819	135	57	functional	functional	ADJ
ajst-31819	135	58	convergence	convergence	NOUN
ajst-31819	135	59	.	.	PUNCT
ajst-31819	136	1	4	4	X
ajst-31819	136	2	.	.	X
ajst-31819	136	3	conclusion	conclusion	NOUN
ajst-31819	136	4	this	this	DET
ajst-31819	136	5	paper	paper	NOUN
ajst-31819	136	6	presents	present	VERB
ajst-31819	136	7	an	an	DET
ajst-31819	136	8	analysis	analysis	NOUN
ajst-31819	136	9	of	of	ADP
ajst-31819	136	10	smart	smart	ADJ
ajst-31819	136	11	antenna	antenna	NOUN
ajst-31819	136	12	technology	technology	NOUN
ajst-31819	136	13	,	,	PUNCT
ajst-31819	136	14	which	which	PRON
ajst-31819	136	15	plays	play	VERB
ajst-31819	136	16	a	a	DET
ajst-31819	136	17	crucial	crucial	ADJ
ajst-31819	136	18	role	role	NOUN
ajst-31819	136	19	in	in	ADP
ajst-31819	136	20	modern	modern	ADJ
ajst-31819	136	21	communication	communication	NOUN
ajst-31819	136	22	systems	system	NOUN
ajst-31819	136	23	by	by	ADP
ajst-31819	136	24	effectively	effectively	ADV
ajst-31819	136	25	addressing	address	VERB
ajst-31819	136	26	the	the	DET
ajst-31819	136	27	limitations	limitation	NOUN
ajst-31819	136	28	of	of	ADP
ajst-31819	136	29	conventional	conventional	ADJ
ajst-31819	136	30	antennas	antenna	NOUN
ajst-31819	136	31	in	in	ADP
ajst-31819	136	32	anti	anti	ADJ
ajst-31819	136	33	-	-	ADJ
ajst-31819	136	34	interference	interference	ADJ
ajst-31819	136	35	capability	capability	NOUN
ajst-31819	136	36	,	,	PUNCT
ajst-31819	136	37	spectrum	spectrum	NOUN
ajst-31819	136	38	efficiency	efficiency	NOUN
ajst-31819	136	39	,	,	PUNCT
ajst-31819	136	40	and	and	CCONJ
ajst-31819	136	41	coverage	coverage	NOUN
ajst-31819	136	42	flexibility	flexibility	NOUN
ajst-31819	136	43	.	.	PUNCT
ajst-31819	137	1	first	first	ADV
ajst-31819	137	2	,	,	PUNCT
ajst-31819	137	3	the	the	DET
ajst-31819	137	4	basic	basic	ADJ
ajst-31819	137	5	concept	concept	NOUN
ajst-31819	137	6	and	and	CCONJ
ajst-31819	137	7	significance	significance	NOUN
ajst-31819	137	8	of	of	ADP
ajst-31819	137	9	smart	smart	ADJ
ajst-31819	137	10	antennas	antenna	NOUN
ajst-31819	137	11	are	be	AUX
ajst-31819	137	12	elaborated	elaborate	VERB
ajst-31819	137	13	.	.	PUNCT
ajst-31819	138	1	furthermore	furthermore	ADV
ajst-31819	138	2	,	,	PUNCT
ajst-31819	138	3	the	the	DET
ajst-31819	138	4	current	current	ADJ
ajst-31819	138	5	research	research	NOUN
ajst-31819	138	6	landscape	landscape	NOUN
ajst-31819	138	7	is	be	AUX
ajst-31819	138	8	systematically	systematically	ADV
ajst-31819	138	9	reviewed	review	VERB
ajst-31819	138	10	,	,	PUNCT
ajst-31819	138	11	focusing	focus	VERB
ajst-31819	138	12	on	on	ADP
ajst-31819	138	13	three	three	NUM
ajst-31819	138	14	mainstream	mainstream	NOUN
ajst-31819	138	15	implementations	implementation	NOUN
ajst-31819	138	16	:	:	PUNCT
ajst-31819	138	17	switched	switch	VERB
ajst-31819	138	18	-	-	PUNCT
ajst-31819	138	19	beam	beam	NOUN
ajst-31819	138	20	antennas	antenna	NOUN
ajst-31819	138	21	,	,	PUNCT
ajst-31819	138	22	adaptive	adaptive	ADJ
ajst-31819	138	23	beamforming	beamforming	NOUN
ajst-31819	138	24	antennas	antenna	NOUN
ajst-31819	138	25	,	,	PUNCT
ajst-31819	138	26	and	and	CCONJ
ajst-31819	138	27	hybrid	hybrid	ADJ
ajst-31819	138	28	architecture	architecture	NOUN
ajst-31819	138	29	antennas	antenna	NOUN
ajst-31819	138	30	.	.	PUNCT
ajst-31819	139	1	based	base	VERB
ajst-31819	139	2	on	on	ADP
ajst-31819	139	3	this	this	DET
ajst-31819	139	4	review	review	NOUN
ajst-31819	139	5	,	,	PUNCT
ajst-31819	139	6	a	a	DET
ajst-31819	139	7	comprehensive	comprehensive	ADJ
ajst-31819	139	8	comparative	comparative	ADJ
ajst-31819	139	9	analysis	analysis	NOUN
ajst-31819	139	10	of	of	ADP
ajst-31819	139	11	the	the	DET
ajst-31819	139	12	performance	performance	NOUN
ajst-31819	139	13	and	and	CCONJ
ajst-31819	139	14	applicable	applicable	ADJ
ajst-31819	139	15	scenarios	scenario	NOUN
ajst-31819	139	16	of	of	ADP
ajst-31819	139	17	each	each	DET
ajst-31819	139	18	antenna	antenna	NOUN
ajst-31819	139	19	type	type	NOUN
ajst-31819	139	20	is	be	AUX
ajst-31819	139	21	conducted	conduct	VERB
ajst-31819	139	22	.	.	PUNCT
ajst-31819	140	1	finally	finally	ADV
ajst-31819	140	2	,	,	PUNCT
ajst-31819	140	3	building	build	VERB
ajst-31819	140	4	upon	upon	SCONJ
ajst-31819	140	5	existing	exist	VERB
ajst-31819	140	6	research	research	NOUN
ajst-31819	140	7	,	,	PUNCT
ajst-31819	140	8	potential	potential	ADJ
ajst-31819	140	9	future	future	ADJ
ajst-31819	140	10	research	research	NOUN
ajst-31819	140	11	directions	direction	NOUN
ajst-31819	140	12	for	for	ADP
ajst-31819	140	13	smart	smart	ADJ
ajst-31819	140	14	antennas	antenna	NOUN
ajst-31819	140	15	are	be	AUX
ajst-31819	140	16	explored	explore	VERB
ajst-31819	140	17	.	.	PUNCT
ajst-31819	141	1	as	as	ADP
ajst-31819	141	2	an	an	DET
ajst-31819	141	3	inevitable	inevitable	ADJ
ajst-31819	141	4	product	product	NOUN
ajst-31819	141	5	of	of	ADP
ajst-31819	141	6	evolving	evolve	VERB
ajst-31819	141	7	communication	communication	NOUN
ajst-31819	141	8	demands	demand	NOUN
ajst-31819	141	9	,	,	PUNCT
ajst-31819	141	10	smart	smart	ADJ
ajst-31819	141	11	antenna	antenna	NOUN
ajst-31819	141	12	technology	technology	NOUN
ajst-31819	141	13	still	still	ADV
ajst-31819	141	14	faces	face	VERB
ajst-31819	141	15	numerous	numerous	ADJ
ajst-31819	141	16	challenges	challenge	NOUN
ajst-31819	141	17	,	,	PUNCT
ajst-31819	141	18	with	with	ADP
ajst-31819	141	19	many	many	ADJ
ajst-31819	141	20	critical	critical	ADJ
ajst-31819	141	21	issues	issue	NOUN
ajst-31819	141	22	requiring	require	VERB
ajst-31819	141	23	further	far	ADV
ajst-31819	141	24	in	in	ADP
ajst-31819	141	25	-	-	PUNCT
ajst-31819	141	26	depth	depth	NOUN
ajst-31819	141	27	investigation	investigation	NOUN
ajst-31819	141	28	.	.	PUNCT
ajst-31819	142	1	acknowledgements	acknowledgement	NOUN
ajst-31819	142	2	incubation	incubation	NOUN
ajst-31819	142	3	project	project	NOUN
ajst-31819	142	4	of	of	ADP
ajst-31819	142	5	xiamen	xiamen	PROPN
ajst-31819	142	6	university	university	PROPN
ajst-31819	142	7	tan	tan	PROPN
ajst-31819	142	8	kah	kah	PROPN
ajst-31819	142	9	kee	kee	PROPN
ajst-31819	142	10	college+research	college+research	PROPN
ajst-31819	142	11	on	on	ADP
ajst-31819	142	12	optimization	optimization	NOUN
ajst-31819	142	13	techniques	technique	NOUN
ajst-31819	142	14	for	for	ADP
ajst-31819	142	15	smart	smart	ADJ
ajst-31819	142	16	antennas	antenna	NOUN
ajst-31819	142	17	in	in	ADP
ajst-31819	142	18	unmanned	unmanned	ADJ
ajst-31819	142	19	aerial	aerial	ADJ
ajst-31819	142	20	vehicles	vehicle	NOUN
ajst-31819	142	21	(	(	PUNCT
ajst-31819	142	22	uavs	uavs	NOUN
ajst-31819	142	23	)	)	PUNCT
ajst-31819	143	1	+	+	CCONJ
ajst-31819	143	2	ym2024l03	ym2024l03	NUM
ajst-31819	143	3	references	reference	NOUN
ajst-31819	143	4	[	[	X
ajst-31819	143	5	1	1	NUM
ajst-31819	143	6	]	]	PUNCT
ajst-31819	143	7	butler	butler	PROPN
ajst-31819	143	8	j.	j.	PROPN
ajst-31819	143	9	beam	beam	PROPN
ajst-31819	143	10	-	-	PUNCT
ajst-31819	143	11	forming	form	VERB
ajst-31819	143	12	matrix	matrix	NOUN
ajst-31819	143	13	simplifies	simplifie	NOUN
ajst-31819	143	14	design	design	NOUN
ajst-31819	143	15	of	of	ADP
ajst-31819	143	16	electronically	electronically	ADV
ajst-31819	143	17	scanned	scan	VERB
ajst-31819	143	18	antennas[j	antennas[j	PROPN
ajst-31819	143	19	]	]	PUNCT
ajst-31819	143	20	.	.	PUNCT
ajst-31819	144	1	electron	electron	PROPN
ajst-31819	144	2	.	.	PUNCT
ajst-31819	145	1	des	des	PROPN
ajst-31819	145	2	.	.	PROPN
ajst-31819	145	3	,	,	PUNCT
ajst-31819	145	4	1961	1961	NUM
ajst-31819	145	5	,	,	PUNCT
ajst-31819	145	6	9(8	9(8	NUM
ajst-31819	145	7	):	):	PUNCT
ajst-31819	145	8	170	170	NUM
ajst-31819	145	9	-	-	SYM
ajst-31819	145	10	173	173	NUM
ajst-31819	145	11	.	.	PUNCT
ajst-31819	146	1	[	[	X
ajst-31819	146	2	2	2	X
ajst-31819	146	3	]	]	X
ajst-31819	146	4	skolnik	skolnik	X
ajst-31819	146	5	m	m	PROPN
ajst-31819	146	6	i.	i.	PROPN
ajst-31819	146	7	radar	radar	PROPN
ajst-31819	146	8	handbook[j	handbook[j	PROPN
ajst-31819	146	9	]	]	PUNCT
ajst-31819	146	10	.	.	PUNCT
ajst-31819	147	1	ieee	ieee	PROPN
ajst-31819	147	2	aerospace	aerospace	PROPN
ajst-31819	147	3	electronic	electronic	ADJ
ajst-31819	147	4	systems	system	NOUN
ajst-31819	147	5	magazine	magazine	NOUN
ajst-31819	147	6	,	,	PUNCT
ajst-31819	147	7	2008	2008	NUM
ajst-31819	147	8	,	,	PUNCT
ajst-31819	147	9	23(5	23(5	NUM
ajst-31819	147	10	):	):	PUNCT
ajst-31819	147	11	41	41	NUM
ajst-31819	147	12	-	-	SYM
ajst-31819	147	13	41	41	NUM
ajst-31819	147	14	.	.	PUNCT
ajst-31819	148	1	[	[	X
ajst-31819	148	2	3	3	NUM
ajst-31819	148	3	]	]	X
ajst-31819	148	4	liberti	liberti	PROPN
ajst-31819	148	5	,	,	PUNCT
ajst-31819	148	6	j.	j.	PROPN
ajst-31819	148	7	c.	c.	PROPN
ajst-31819	148	8	,	,	PUNCT
ajst-31819	148	9	&	&	CCONJ
ajst-31819	148	10	rappaport	rappaport	PROPN
ajst-31819	148	11	,	,	PUNCT
ajst-31819	148	12	t.	t.	PROPN
ajst-31819	148	13	s	s	PROPN
ajst-31819	148	14	..	..	PUNCT
ajst-31819	148	15	smart	smart	ADJ
ajst-31819	148	16	antennas	antenna	NOUN
ajst-31819	148	17	for	for	ADP
ajst-31819	148	18	wireless	wireless	ADJ
ajst-31819	148	19	communications	communication	NOUN
ajst-31819	148	20	:	:	PUNCT
ajst-31819	148	21	is-95	is-95	NUM
ajst-31819	148	22	and	and	CCONJ
ajst-31819	148	23	third	third	ADJ
ajst-31819	148	24	generation	generation	NOUN
ajst-31819	148	25	cdma	cdma	NOUN
ajst-31819	148	26	applications	application	NOUN
ajst-31819	148	27	.	.	PUNCT
ajst-31819	149	1	prentice	prentice	PROPN
ajst-31819	149	2	hall	hall	PROPN
ajst-31819	149	3	ptr	ptr	PROPN
ajst-31819	149	4	,	,	PUNCT
ajst-31819	149	5	1999	1999	NUM
ajst-31819	149	6	.	.	PUNCT
ajst-31819	150	1	[	[	X
ajst-31819	150	2	4	4	NUM
ajst-31819	150	3	]	]	PUNCT
ajst-31819	150	4	alexiou	alexiou	NOUN
ajst-31819	150	5	a	a	PRON
ajst-31819	150	6	,	,	PUNCT
ajst-31819	150	7	haardt	haardt	ADJ
ajst-31819	150	8	m.	m.	NOUN
ajst-31819	150	9	smart	smart	ADJ
ajst-31819	150	10	antenna	antenna	NOUN
ajst-31819	150	11	technologies	technology	NOUN
ajst-31819	150	12	for	for	ADP
ajst-31819	150	13	future	future	ADJ
ajst-31819	150	14	wireless	wireless	ADJ
ajst-31819	150	15	systems	system	NOUN
ajst-31819	150	16	:	:	PUNCT
ajst-31819	150	17	trends	trend	NOUN
ajst-31819	150	18	and	and	CCONJ
ajst-31819	150	19	challenges[j	challenges[j	NOUN
ajst-31819	150	20	]	]	PUNCT
ajst-31819	150	21	.	.	PUNCT
ajst-31819	151	1	ieee	ieee	PROPN
ajst-31819	151	2	communications	communications	PROPN
ajst-31819	151	3	magazine	magazine	NOUN
ajst-31819	151	4	,	,	PUNCT
ajst-31819	151	5	2004	2004	NUM
ajst-31819	151	6	,	,	PUNCT
ajst-31819	151	7	42(9	42(9	NUM
ajst-31819	151	8	):	):	PUNCT
ajst-31819	151	9	90	90	NUM
ajst-31819	151	10	-	-	SYM
ajst-31819	151	11	97	97	NUM
ajst-31819	151	12	.	.	PUNCT
ajst-31819	152	1	[	[	X
ajst-31819	152	2	5	5	NUM
ajst-31819	152	3	]	]	PUNCT
ajst-31819	152	4	balanis	balani	NOUN
ajst-31819	152	5	,	,	PUNCT
ajst-31819	152	6	c.	c.	PROPN
ajst-31819	152	7	a.	a.	PROPN
ajst-31819	152	8	,	,	PUNCT
ajst-31819	152	9	&	&	CCONJ
ajst-31819	152	10	ioannides	ioannide	NOUN
ajst-31819	152	11	,	,	PUNCT
ajst-31819	152	12	p.	p.	NOUN
ajst-31819	152	13	i.	i.	PROPN
ajst-31819	152	14	introduction	introduction	NOUN
ajst-31819	152	15	to	to	ADP
ajst-31819	152	16	smart	smart	ADJ
ajst-31819	152	17	antennas	antenna	NOUN
ajst-31819	152	18	.	.	PUNCT
ajst-31819	153	1	morgan	morgan	PROPN
ajst-31819	153	2	&	&	CCONJ
ajst-31819	153	3	claypool	claypool	PROPN
ajst-31819	153	4	publishers	publisher	NOUN
ajst-31819	153	5	,	,	PUNCT
ajst-31819	153	6	2007	2007	NUM
ajst-31819	153	7	.	.	PUNCT
ajst-31819	154	1	[	[	X
ajst-31819	154	2	6	6	NUM
ajst-31819	154	3	]	]	PUNCT
ajst-31819	154	4	brady	brady	PROPN
ajst-31819	154	5	j	j	PROPN
ajst-31819	154	6	,	,	PUNCT
ajst-31819	154	7	behdad	behdad	PROPN
ajst-31819	154	8	n	n	CCONJ
ajst-31819	154	9	,	,	PUNCT
ajst-31819	154	10	sayeed	sayeed	PROPN
ajst-31819	154	11	a	a	DET
ajst-31819	154	12	m.	m.	NOUN
ajst-31819	154	13	beamspace	beamspace	NOUN
ajst-31819	154	14	mimo	mimo	PROPN
ajst-31819	154	15	for	for	ADP
ajst-31819	154	16	millimeter	millimeter	NOUN
ajst-31819	154	17	-	-	PUNCT
ajst-31819	154	18	wave	wave	NOUN
ajst-31819	154	19	communications	communication	NOUN
ajst-31819	154	20	:	:	PUNCT
ajst-31819	154	21	system	system	NOUN
ajst-31819	154	22	architecture	architecture	NOUN
ajst-31819	154	23	,	,	PUNCT
ajst-31819	154	24	modeling	modeling	NOUN
ajst-31819	154	25	,	,	PUNCT
ajst-31819	154	26	analysis	analysis	NOUN
ajst-31819	154	27	,	,	PUNCT
ajst-31819	154	28	and	and	CCONJ
ajst-31819	154	29	measurements[j	measurements[j	NOUN
ajst-31819	154	30	]	]	PUNCT
ajst-31819	154	31	.	.	PUNCT
ajst-31819	155	1	ieee	ieee	NOUN
ajst-31819	155	2	transactions	transaction	NOUN
ajst-31819	155	3	on	on	ADP
ajst-31819	155	4	antennas	antenna	NOUN
ajst-31819	155	5	and	and	CCONJ
ajst-31819	155	6	propagation	propagation	NOUN
ajst-31819	155	7	,	,	PUNCT
ajst-31819	155	8	2013	2013	NUM
ajst-31819	155	9	,	,	PUNCT
ajst-31819	155	10	61(7	61(7	NUM
ajst-31819	155	11	):	):	PUNCT
ajst-31819	155	12	3814	3814	NUM
ajst-31819	155	13	-	-	SYM
ajst-31819	155	14	3827	3827	NUM
ajst-31819	155	15	.	.	PUNCT
ajst-31819	156	1	[	[	X
ajst-31819	156	2	7	7	X
ajst-31819	156	3	]	]	X
ajst-31819	156	4	hong	hong	PROPN
ajst-31819	156	5	s	s	PROPN
ajst-31819	156	6	h	h	NOUN
ajst-31819	156	7	,	,	PUNCT
ajst-31819	156	8	park	park	PROPN
ajst-31819	156	9	j	j	PROPN
ajst-31819	156	10	,	,	PUNCT
ajst-31819	156	11	kim	kim	PROPN
ajst-31819	156	12	s	s	PROPN
ajst-31819	156	13	j	j	PROPN
ajst-31819	156	14	,	,	PUNCT
ajst-31819	156	15	et	et	PROPN
ajst-31819	156	16	al	al	PROPN
ajst-31819	156	17	.	.	PROPN
ajst-31819	156	18	hybrid	hybrid	NOUN
ajst-31819	156	19	beamforming	beamforme	VERB
ajst-31819	156	20	for	for	ADP
ajst-31819	156	21	intelligent	intelligent	ADJ
ajst-31819	156	22	reflecting	reflect	VERB
ajst-31819	156	23	surface	surface	NOUN
ajst-31819	156	24	aided	aid	VERB
ajst-31819	156	25	millimeter	millimeter	NOUN
ajst-31819	156	26	wave	wave	PROPN
ajst-31819	156	27	mimo	mimo	PROPN
ajst-31819	156	28	systems[j	systems[j	PROPN
ajst-31819	156	29	]	]	PUNCT
ajst-31819	156	30	.	.	PUNCT
ajst-31819	157	1	ieee	ieee	NOUN
ajst-31819	157	2	transactions	transaction	NOUN
ajst-31819	157	3	on	on	ADP
ajst-31819	157	4	wireless	wireless	ADJ
ajst-31819	157	5	communications	communication	NOUN
ajst-31819	157	6	,	,	PUNCT
ajst-31819	157	7	2022	2022	NUM
ajst-31819	157	8	,	,	PUNCT
ajst-31819	157	9	21(9	21(9	NOUN
ajst-31819	157	10	):	):	PUNCT
ajst-31819	157	11	7343	7343	NUM
ajst-31819	157	12	-	-	SYM
ajst-31819	157	13	7357	7357	NUM
ajst-31819	157	14	.	.	PUNCT
ajst-31819	158	1	[	[	X
ajst-31819	158	2	8	8	NUM
ajst-31819	158	3	]	]	X
ajst-31819	158	4	liu	liu	PROPN
ajst-31819	158	5	p	p	PROPN
ajst-31819	158	6	,	,	PUNCT
ajst-31819	158	7	li	li	PROPN
ajst-31819	158	8	y	y	PROPN
ajst-31819	158	9	,	,	PUNCT
ajst-31819	158	10	cheng	cheng	PROPN
ajst-31819	158	11	w	w	PROPN
ajst-31819	158	12	,	,	PUNCT
ajst-31819	158	13	et	et	PROPN
ajst-31819	158	14	al	al	PROPN
ajst-31819	158	15	.	.	PUNCT
ajst-31819	159	1	active	active	ADJ
ajst-31819	159	2	intelligent	intelligent	ADJ
ajst-31819	159	3	reflecting	reflect	VERB
ajst-31819	159	4	surface	surface	NOUN
ajst-31819	159	5	aided	aid	VERB
ajst-31819	159	6	rsma	rsma	NOUN
ajst-31819	159	7	for	for	ADP
ajst-31819	159	8	millimeter	millimeter	NOUN
ajst-31819	159	9	-	-	PUNCT
ajst-31819	159	10	wave	wave	NOUN
ajst-31819	159	11	hybrid	hybrid	ADJ
ajst-31819	159	12	antenna	antenna	NOUN
ajst-31819	159	13	array[j	array[j	NOUN
ajst-31819	159	14	]	]	PUNCT
ajst-31819	159	15	.	.	PUNCT
ajst-31819	160	1	ieee	ieee	NOUN
ajst-31819	160	2	transactions	transaction	NOUN
ajst-31819	160	3	on	on	ADP
ajst-31819	160	4	communications	communication	NOUN
ajst-31819	160	5	,	,	PUNCT
ajst-31819	160	6	2023	2023	NUM
ajst-31819	160	7	,	,	PUNCT
ajst-31819	160	8	71(9	71(9	NOUN
ajst-31819	160	9	):	):	PUNCT
ajst-31819	160	10	5287	5287	NUM
ajst-31819	160	11	-	-	SYM
ajst-31819	160	12	5302	5302	NUM
ajst-31819	160	13	.	.	PUNCT
ajst-31819	161	1	[	[	X
ajst-31819	161	2	9	9	NUM
ajst-31819	161	3	]	]	PUNCT
ajst-31819	161	4	howells	howell	NOUN
ajst-31819	161	5	,	,	PUNCT
ajst-31819	161	6	1965，howells	1965，howells	NUM
ajst-31819	161	7	p	p	PROPN
ajst-31819	161	8	w.	w.	PROPN
ajst-31819	161	9	intermediate	intermediate	PROPN
ajst-31819	161	10	frequency	frequency	PROPN
ajst-31819	161	11	side	side	NOUN
ajst-31819	161	12	lobe	lobe	VERB
ajst-31819	161	13	canceller[j	canceller[j	NOUN
ajst-31819	161	14	]	]	PUNCT
ajst-31819	161	15	.	.	PUNCT
ajst-31819	162	1	us	we	PRON
ajst-31819	163	1	pat	pat	PROPN
ajst-31819	163	2	.	.	PROPN
ajst-31819	163	3	,	,	PUNCT
ajst-31819	163	4	no	no	INTJ
ajst-31819	163	5	.	.	NOUN
ajst-31819	163	6	3202990	3202990	NUM
ajst-31819	163	7	,	,	PUNCT
ajst-31819	163	8	1965	1965	NUM
ajst-31819	163	9	.	.	PUNCT
ajst-31819	164	1	[	[	X
ajst-31819	164	2	10	10	NUM
ajst-31819	164	3	]	]	PUNCT
ajst-31819	164	4	capon	capon	NOUN
ajst-31819	164	5	,	,	PUNCT
ajst-31819	164	6	j.	j.	PROPN
ajst-31819	164	7	(	(	PUNCT
ajst-31819	164	8	1969	1969	NUM
ajst-31819	164	9	)	)	PUNCT
ajst-31819	164	10	.	.	PUNCT
ajst-31819	165	1	high	high	ADJ
ajst-31819	165	2	-	-	PUNCT
ajst-31819	165	3	resolution	resolution	NOUN
ajst-31819	165	4	frequency	frequency	NOUN
ajst-31819	165	5	-	-	PUNCT
ajst-31819	165	6	wavenumber	wavenumber	NOUN
ajst-31819	165	7	spectrum	spectrum	NOUN
ajst-31819	165	8	analysis	analysis	NOUN
ajst-31819	165	9	.	.	PUNCT
ajst-31819	166	1	proceedings	proceeding	NOUN
ajst-31819	166	2	of	of	ADP
ajst-31819	166	3	the	the	DET
ajst-31819	166	4	ieee	ieee	NOUN
ajst-31819	166	5	,	,	PUNCT
ajst-31819	166	6	57(8	57(8	NUM
ajst-31819	166	7	)	)	PUNCT
ajst-31819	166	8	,	,	PUNCT
ajst-31819	166	9	1408–1418	1408–1418	NUM
ajst-31819	166	10	.	.	PUNCT
ajst-31819	167	1	[	[	X
ajst-31819	167	2	11	11	NUM
ajst-31819	167	3	]	]	PUNCT
ajst-31819	167	4	schmidt	schmidt	PROPN
ajst-31819	167	5	r.	r.	PROPN
ajst-31819	167	6	multiple	multiple	PROPN
ajst-31819	167	7	emitter	emitter	NOUN
ajst-31819	167	8	location	location	NOUN
ajst-31819	167	9	and	and	CCONJ
ajst-31819	167	10	signal	signal	ADJ
ajst-31819	167	11	parameter	parameter	NOUN
ajst-31819	167	12	estimation[j	estimation[j	PROPN
ajst-31819	167	13	]	]	PUNCT
ajst-31819	167	14	.	.	PUNCT
ajst-31819	168	1	ieee	ieee	NOUN
ajst-31819	168	2	transactions	transaction	NOUN
ajst-31819	168	3	on	on	ADP
ajst-31819	168	4	antennas	antenna	NOUN
ajst-31819	168	5	and	and	CCONJ
ajst-31819	168	6	propagation	propagation	NOUN
ajst-31819	168	7	,	,	PUNCT
ajst-31819	168	8	1986	1986	NUM
ajst-31819	168	9	,	,	PUNCT
ajst-31819	168	10	34(3	34(3	NUM
ajst-31819	168	11	):	):	PUNCT
ajst-31819	168	12	276	276	NUM
ajst-31819	168	13	-	-	SYM
ajst-31819	168	14	280	280	NUM
ajst-31819	168	15	.	.	PUNCT
ajst-31819	169	1	[	[	X
ajst-31819	169	2	12	12	NUM
ajst-31819	169	3	]	]	X
ajst-31819	169	4	roy	roy	PROPN
ajst-31819	169	5	r	r	PROPN
ajst-31819	169	6	,	,	PUNCT
ajst-31819	169	7	kailath	kailath	PROPN
ajst-31819	169	8	t.	t.	PROPN
ajst-31819	169	9	esprit	esprit	PROPN
ajst-31819	169	10	-	-	PUNCT
ajst-31819	169	11	estimation	estimation	NOUN
ajst-31819	169	12	of	of	ADP
ajst-31819	169	13	signal	signal	ADJ
ajst-31819	169	14	parameters	parameter	NOUN
ajst-31819	169	15	via	via	ADP
ajst-31819	169	16	rotational	rotational	ADJ
ajst-31819	169	17	invariance	invariance	NOUN
ajst-31819	169	18	techniques[j	techniques[j	NOUN
ajst-31819	169	19	]	]	PUNCT
ajst-31819	169	20	.	.	PUNCT
ajst-31819	170	1	ieee	ieee	NOUN
ajst-31819	170	2	transactions	transaction	NOUN
ajst-31819	170	3	on	on	ADP
ajst-31819	170	4	acoustics	acoustic	NOUN
ajst-31819	170	5	,	,	PUNCT
ajst-31819	170	6	speech	speech	NOUN
ajst-31819	170	7	,	,	PUNCT
ajst-31819	170	8	and	and	CCONJ
ajst-31819	170	9	signal	signal	NOUN
ajst-31819	170	10	processing	processing	NOUN
ajst-31819	170	11	,	,	PUNCT
ajst-31819	170	12	2002	2002	NUM
ajst-31819	170	13	,	,	PUNCT
ajst-31819	170	14	37(7	37(7	NUM
ajst-31819	170	15	):	):	PUNCT
ajst-31819	170	16	984	984	NUM
ajst-31819	170	17	-	-	SYM
ajst-31819	170	18	995	995	NUM
ajst-31819	170	19	.	.	PUNCT
ajst-31819	171	1	[	[	X
ajst-31819	171	2	13	13	NUM
ajst-31819	171	3	]	]	X
ajst-31819	171	4	wang	wang	PROPN
ajst-31819	171	5	y	y	PROPN
ajst-31819	171	6	,	,	PUNCT
ajst-31819	171	7	zhang	zhang	PROPN
ajst-31819	171	8	y.	y.	PROPN
ajst-31819	171	9	the	the	DET
ajst-31819	171	10	key	key	ADJ
ajst-31819	171	11	technology	technology	NOUN
ajst-31819	171	12	in	in	ADP
ajst-31819	171	13	4	4	NUM
ajst-31819	171	14	g	g	NOUN
ajst-31819	171	15	communication	communication	NOUN
ajst-31819	171	16	:	:	PUNCT
ajst-31819	171	17	smart	smart	ADJ
ajst-31819	171	18	antenna	antenna	NOUN
ajst-31819	171	19	technology[j	technology[j	NOUN
ajst-31819	171	20	]	]	PUNCT
ajst-31819	171	21	.	.	PUNCT
ajst-31819	172	1	information	information	NOUN
ajst-31819	172	2	and	and	CCONJ
ajst-31819	172	3	communications	communication	NOUN
ajst-31819	172	4	,	,	PUNCT
ajst-31819	172	5	2015(1	2015(1	NUM
ajst-31819	172	6	):	):	PUNCT
ajst-31819	172	7	213	213	NUM
ajst-31819	172	8	-	-	SYM
ajst-31819	172	9	215	215	NUM
ajst-31819	172	10	.	.	PUNCT
ajst-31819	173	1	[	[	X
ajst-31819	173	2	14	14	NUM
ajst-31819	173	3	]	]	X
ajst-31819	173	4	yang	yang	PROPN
ajst-31819	173	5	k.	k.	PROPN
ajst-31819	174	1	an	an	DET
ajst-31819	174	2	adaptive	adaptive	ADJ
ajst-31819	174	3	beamforming	beamforming	NOUN
ajst-31819	174	4	method	method	NOUN
ajst-31819	174	5	based	base	VERB
ajst-31819	174	6	on	on	ADP
ajst-31819	174	7	generalized	generalized	ADJ
ajst-31819	174	8	diagonal	diagonal	ADJ
ajst-31819	174	9	loading	loading	NOUN
ajst-31819	174	10	technique	technique	NOUN
ajst-31819	174	11	.	.	PUNCT
ajst-31819	175	1	(	(	PUNCT
ajst-31819	175	2	cn	cn	INTJ
ajst-31819	175	3	no	no	NOUN
ajst-31819	175	4	:	:	PUNCT
ajst-31819	175	5	cn105425228a	cn105425228a	NUM
ajst-31819	175	6	)	)	PUNCT
ajst-31819	176	1	[	[	X
ajst-31819	176	2	p	p	X
ajst-31819	176	3	]	]	X
ajst-31819	176	4	.	.	PUNCT
ajst-31819	177	1	2016.03.23	2016.03.23	NUM
ajst-31819	177	2	.	.	PUNCT
ajst-31819	178	1	[	[	X
ajst-31819	178	2	15	15	NUM
ajst-31819	178	3	]	]	X
ajst-31819	178	4	shi	shi	PROPN
ajst-31819	178	5	c	c	PROPN
ajst-31819	178	6	,	,	PUNCT
ajst-31819	178	7	zhong	zhong	PROPN
ajst-31819	178	8	z	z	PROPN
ajst-31819	178	9	,	,	PUNCT
ajst-31819	178	10	zou	zou	PROPN
ajst-31819	178	11	x	x	PROPN
ajst-31819	178	12	,	,	PUNCT
ajst-31819	178	13	et	et	PROPN
ajst-31819	178	14	al	al	PROPN
ajst-31819	178	15	.	.	PROPN
ajst-31819	179	1	robust	robust	ADJ
ajst-31819	179	2	adaptive	adaptive	ADJ
ajst-31819	179	3	beamforming	beamforming	NOUN
ajst-31819	179	4	based	base	VERB
ajst-31819	179	5	on	on	ADP
ajst-31819	179	6	norm	norm	NOUN
ajst-31819	179	7	optimization	optimization	NOUN
ajst-31819	179	8	diagonal	diagonal	ADJ
ajst-31819	179	9	loading[j	loading[j	NOUN
ajst-31819	179	10	]	]	PUNCT
ajst-31819	179	11	.	.	PUNCT
ajst-31819	180	1	journal	journal	PROPN
ajst-31819	180	2	of	of	ADP
ajst-31819	180	3	circuits	circuit	NOUN
ajst-31819	180	4	and	and	CCONJ
ajst-31819	180	5	systems	system	NOUN
ajst-31819	180	6	,	,	PUNCT
ajst-31819	180	7	2013	2013	NUM
ajst-31819	180	8	(	(	PUNCT
ajst-31819	180	9	1	1	NUM
ajst-31819	180	10	):	):	PUNCT
ajst-31819	180	11	218	218	NUM
ajst-31819	180	12	-	-	SYM
ajst-31819	180	13	223	223	NUM
ajst-31819	180	14	.	.	PUNCT
ajst-31819	181	1	[	[	X
ajst-31819	181	2	16	16	NUM
ajst-31819	181	3	]	]	X
ajst-31819	181	4	feng	feng	PROPN
ajst-31819	181	5	q.	q.	PROPN
ajst-31819	181	6	research	research	PROPN
ajst-31819	181	7	on	on	ADP
ajst-31819	181	8	robust	robust	ADJ
ajst-31819	181	9	beamforming	beamforming	NOUN
ajst-31819	181	10	methods	method	NOUN
ajst-31819	181	11	.	.	PUNCT
ajst-31819	182	1	master	master	NOUN
ajst-31819	182	2	's	's	PART
ajst-31819	182	3	thesis	thesis	NOUN
ajst-31819	182	4	,	,	PUNCT
ajst-31819	182	5	civil	civil	ADJ
ajst-31819	182	6	aviation	aviation	NOUN
ajst-31819	182	7	university	university	PROPN
ajst-31819	182	8	of	of	ADP
ajst-31819	182	9	china	china	PROPN
ajst-31819	182	10	,	,	PUNCT
ajst-31819	182	11	2005	2005	NUM
ajst-31819	182	12	.	.	PUNCT
ajst-31819	183	1	[	[	X
ajst-31819	183	2	17	17	NUM
ajst-31819	183	3	]	]	X
ajst-31819	183	4	wang	wang	PROPN
ajst-31819	183	5	j	j	PROPN
ajst-31819	183	6	,	,	PUNCT
ajst-31819	183	7	sun	sun	PROPN
ajst-31819	183	8	j	j	PROPN
ajst-31819	183	9	,	,	PUNCT
ajst-31819	183	10	fang	fang	PROPN
ajst-31819	183	11	w	w	PROPN
ajst-31819	183	12	,	,	PUNCT
ajst-31819	183	13	et	et	PROPN
ajst-31819	183	14	al	al	PROPN
ajst-31819	183	15	.	.	PUNCT
ajst-31819	184	1	deep	deep	ADJ
ajst-31819	184	2	reinforcement	reinforcement	NOUN
ajst-31819	184	3	learning	learning	NOUN
ajst-31819	184	4	for	for	ADP
ajst-31819	184	5	near	near	ADJ
ajst-31819	184	6	-	-	PUNCT
ajst-31819	184	7	field	field	NOUN
ajst-31819	184	8	wideband	wideband	NOUN
ajst-31819	184	9	beamforming	beamforming	NOUN
ajst-31819	184	10	in	in	ADP
ajst-31819	184	11	star	star	NOUN
ajst-31819	184	12	-	-	PUNCT
ajst-31819	184	13	ris	ris	PROPN
ajst-31819	184	14	networks[j	networks[j	PROPN
ajst-31819	184	15	]	]	X
ajst-31819	184	16	.	.	PUNCT
ajst-31819	185	1	frontiers	frontier	NOUN
ajst-31819	185	2	of	of	ADP
ajst-31819	185	3	information	information	NOUN
ajst-31819	185	4	technology	technology	PROPN
ajst-31819	185	5	&	&	CCONJ
ajst-31819	185	6	electronic	electronic	ADJ
ajst-31819	185	7	engineering	engineering	NOUN
ajst-31819	185	8	,	,	PUNCT
ajst-31819	185	9	2024	2024	NUM
ajst-31819	185	10	,	,	PUNCT
ajst-31819	185	11	25(12	25(12	NUM
ajst-31819	185	12	):	):	PUNCT
ajst-31819	185	13	1651	1651	NUM
ajst-31819	185	14	-	-	SYM
ajst-31819	185	15	1663	1663	NUM
ajst-31819	185	16	.	.	PUNCT
ajst-31819	186	1	[	[	X
ajst-31819	186	2	18	18	NUM
ajst-31819	186	3	]	]	X
ajst-31819	186	4	wang	wang	PROPN
ajst-31819	186	5	y	y	PROPN
ajst-31819	186	6	,	,	PUNCT
ajst-31819	186	7	qi	qi	PROPN
ajst-31819	186	8	c	c	PROPN
ajst-31819	186	9	,	,	PUNCT
ajst-31819	186	10	he	he	PRON
ajst-31819	186	11	w	w	PROPN
ajst-31819	186	12	,	,	PUNCT
ajst-31819	186	13	et	et	PROPN
ajst-31819	186	14	al	al	PROPN
ajst-31819	186	15	.	.	PROPN
ajst-31819	186	16	near	near	ADP
ajst-31819	186	17	-	-	PUNCT
ajst-31819	186	18	field	field	NOUN
ajst-31819	186	19	beam	beam	NOUN
ajst-31819	186	20	training	training	NOUN
ajst-31819	186	21	and	and	CCONJ
ajst-31819	186	22	tracking	track	VERB
ajst-31819	186	23	with	with	ADP
ajst-31819	186	24	deep	deep	ADJ
ajst-31819	186	25	learning	learning	NOUN
ajst-31819	186	26	for	for	ADP
ajst-31819	186	27	extremely	extremely	ADV
ajst-31819	186	28	large	large	ADJ
ajst-31819	186	29	-	-	PUNCT
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ajst-31819	186	33	.	.	PUNCT
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ajst-31819	187	2	transactions	transaction	NOUN
ajst-31819	187	3	on	on	ADP
ajst-31819	187	4	vehicular	vehicular	ADJ
ajst-31819	187	5	technology	technology	NOUN
ajst-31819	187	6	,	,	PUNCT
ajst-31819	187	7	2025	2025	NUM
ajst-31819	187	8	.	.	PUNCT
ajst-31819	188	1	[	[	X
ajst-31819	188	2	19	19	NUM
ajst-31819	188	3	]	]	X
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ajst-31819	188	5	x	x	PROPN
ajst-31819	188	6	,	,	PUNCT
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ajst-31819	188	9	,	,	PUNCT
ajst-31819	188	10	kong	kong	PROPN
ajst-31819	188	11	f	f	PROPN
ajst-31819	188	12	,	,	PUNCT
ajst-31819	188	13	et	et	PROPN
ajst-31819	188	14	al	al	PROPN
ajst-31819	188	15	.	.	PUNCT
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ajst-31819	188	18	communication	communication	NOUN
ajst-31819	188	19	:	:	PUNCT
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ajst-31819	188	22	survey[j	survey[j	NOUN
ajst-31819	188	23	]	]	PUNCT
ajst-31819	188	24	.	.	PUNCT
ajst-31819	189	1	ieee	ieee	NOUN
ajst-31819	189	2	communications	communication	NOUN
ajst-31819	189	3	surveys	survey	NOUN
ajst-31819	189	4	&	&	CCONJ
ajst-31819	189	5	tutorials	tutorial	NOUN
ajst-31819	189	6	,	,	PUNCT
ajst-31819	189	7	2018	2018	NUM
ajst-31819	189	8	,	,	PUNCT
ajst-31819	189	9	20(3	20(3	NUM
ajst-31819	189	10	):	):	PUNCT
ajst-31819	189	11	1616	1616	NUM
ajst-31819	189	12	-	-	SYM
ajst-31819	189	13	1653	1653	NUM
ajst-31819	189	14	.	.	PUNCT
ajst-31819	190	1	[	[	X
ajst-31819	190	2	20	20	NUM
ajst-31819	190	3	]	]	PUNCT
ajst-31819	190	4	ali	ali	PROPN
ajst-31819	190	5	e	e	PROPN
ajst-31819	190	6	,	,	PUNCT
ajst-31819	190	7	ismail	ismail	PROPN
ajst-31819	190	8	m	m	PROPN
ajst-31819	190	9	,	,	PUNCT
ajst-31819	190	10	nordin	nordin	PROPN
ajst-31819	190	11	r	r	PROPN
ajst-31819	190	12	,	,	PUNCT
ajst-31819	190	13	et	et	PROPN
ajst-31819	190	14	al	al	PROPN
ajst-31819	190	15	.	.	PROPN
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ajst-31819	190	17	techniques	technique	NOUN
ajst-31819	190	18	for	for	ADP
ajst-31819	190	19	massive	massive	ADJ
ajst-31819	190	20	mimo	mimo	PROPN
ajst-31819	190	21	systems	system	NOUN
ajst-31819	190	22	in	in	ADP
ajst-31819	190	23	5	5	NUM
ajst-31819	190	24	g	g	NOUN
ajst-31819	190	25	:	:	PUNCT
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ajst-31819	190	27	,	,	PUNCT
ajst-31819	190	28	classification	classification	NOUN
ajst-31819	190	29	,	,	PUNCT
ajst-31819	190	30	and	and	CCONJ
ajst-31819	190	31	trends	trend	NOUN
ajst-31819	190	32	for	for	ADP
ajst-31819	190	33	future	future	ADJ
ajst-31819	190	34	research[j	research[j	NOUN
ajst-31819	190	35	]	]	PUNCT
ajst-31819	190	36	.	.	PUNCT
ajst-31819	191	1	frontiers	frontier	NOUN
ajst-31819	191	2	of	of	ADP
ajst-31819	191	3	information	information	NOUN
ajst-31819	191	4	technology	technology	PROPN
ajst-31819	191	5	&	&	CCONJ
ajst-31819	191	6	electronic	electronic	ADJ
ajst-31819	191	7	engineering	engineering	NOUN
ajst-31819	191	8	,	,	PUNCT
ajst-31819	191	9	2017	2017	NUM
ajst-31819	191	10	,	,	PUNCT
ajst-31819	191	11	18(6	18(6	NUM
ajst-31819	191	12	):	):	PUNCT
ajst-31819	191	13	753	753	NUM
ajst-31819	191	14	-	-	SYM
ajst-31819	191	15	772	772	NUM
ajst-31819	191	16	.	.	PUNCT
ajst-31819	192	1	[	[	X
ajst-31819	192	2	21	21	NUM
ajst-31819	192	3	]	]	X
ajst-31819	192	4	zhang	zhang	PROPN
ajst-31819	192	5	j	j	PROPN
ajst-31819	192	6	,	,	PUNCT
ajst-31819	192	7	björnson	björnson	PROPN
ajst-31819	192	8	e	e	NOUN
ajst-31819	192	9	,	,	PUNCT
ajst-31819	192	10	matthaiou	matthaiou	NOUN
ajst-31819	192	11	m	m	PROPN
ajst-31819	192	12	,	,	PUNCT
ajst-31819	192	13	et	et	PROPN
ajst-31819	192	14	al	al	PROPN
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ajst-31819	192	17	multiple	multiple	ADJ
ajst-31819	192	18	antenna	antenna	NOUN
ajst-31819	192	19	technologies	technology	NOUN
ajst-31819	192	20	for	for	ADP
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ajst-31819	192	22	5g[j	5g[j	NUM
ajst-31819	192	23	]	]	PUNCT
ajst-31819	192	24	.	.	PUNCT
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ajst-31819	193	2	journal	journal	PROPN
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ajst-31819	193	4	selected	select	VERB
ajst-31819	193	5	areas	area	NOUN
ajst-31819	193	6	in	in	ADP
ajst-31819	193	7	communications	communication	NOUN
ajst-31819	193	8	,	,	PUNCT
ajst-31819	193	9	2020	2020	NUM
ajst-31819	193	10	,	,	PUNCT
ajst-31819	193	11	38(8	38(8	NUM
ajst-31819	193	12	):	):	PUNCT
ajst-31819	193	13	1637	1637	NUM
ajst-31819	193	14	-	-	SYM
ajst-31819	193	15	1660	1660	NUM
ajst-31819	193	16	.	.	PUNCT
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ajst-31819	194	2	22	22	NUM
ajst-31819	194	3	]	]	X
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ajst-31819	194	5	s	s	PROPN
ajst-31819	194	6	h	h	NOUN
ajst-31819	194	7	,	,	PUNCT
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ajst-31819	194	20	for	for	ADP
ajst-31819	194	21	intelligent	intelligent	ADJ
ajst-31819	194	22	reflecting	reflect	VERB
ajst-31819	194	23	surface	surface	NOUN
ajst-31819	194	24	aided	aid	VERB
ajst-31819	194	25	millimeter	millimeter	NOUN
ajst-31819	194	26	wave	wave	PROPN
ajst-31819	194	27	mimo	mimo	PROPN
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ajst-31819	194	29	]	]	PUNCT
ajst-31819	194	30	.	.	PUNCT
ajst-31819	195	1	ieee	ieee	NOUN
ajst-31819	195	2	transactions	transaction	NOUN
ajst-31819	195	3	on	on	ADP
ajst-31819	195	4	wireless	wireless	ADJ
ajst-31819	195	5	communications	communication	NOUN
ajst-31819	195	6	,	,	PUNCT
ajst-31819	195	7	2022	2022	NUM
ajst-31819	195	8	,	,	PUNCT
ajst-31819	195	9	21(9	21(9	NOUN
ajst-31819	195	10	):	):	PUNCT
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ajst-31819	195	12	-	-	SYM
ajst-31819	195	13	7357	7357	NUM
ajst-31819	195	14	.	.	PUNCT
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ajst-31819	196	2	23	23	NUM
ajst-31819	196	3	]	]	X
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ajst-31819	196	5	p	p	PROPN
ajst-31819	196	6	,	,	PUNCT
ajst-31819	196	7	li	li	PROPN
ajst-31819	196	8	y	y	PROPN
ajst-31819	196	9	,	,	PUNCT
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ajst-31819	196	11	w	w	PROPN
ajst-31819	196	12	,	,	PUNCT
ajst-31819	196	13	et	et	PROPN
ajst-31819	196	14	al	al	PROPN
ajst-31819	196	15	.	.	PUNCT
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ajst-31819	197	5	aided	aid	VERB
ajst-31819	197	6	rsma	rsma	NOUN
ajst-31819	197	7	for	for	ADP
ajst-31819	197	8	millimeter	millimeter	NOUN
ajst-31819	197	9	-	-	PUNCT
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ajst-31819	197	12	antenna	antenna	NOUN
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ajst-31819	197	14	]	]	PUNCT
ajst-31819	197	15	.	.	PUNCT
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ajst-31819	198	2	transactions	transaction	NOUN
ajst-31819	198	3	on	on	ADP
ajst-31819	198	4	communications	communication	NOUN
ajst-31819	198	5	,	,	PUNCT
ajst-31819	198	6	2023	2023	NUM
ajst-31819	198	7	,	,	PUNCT
ajst-31819	198	8	71(9	71(9	NOUN
ajst-31819	198	9	):	):	PUNCT
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ajst-31819	198	11	-	-	SYM
ajst-31819	198	12	5302	5302	NUM
ajst-31819	198	13	.	.	PUNCT
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ajst-31819	199	2	24	24	NUM
ajst-31819	199	3	]	]	X
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ajst-31819	199	5	r	r	PROPN
ajst-31819	199	6	,	,	PUNCT
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ajst-31819	199	9	,	,	PUNCT
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ajst-31819	199	15	-	-	PUNCT
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ajst-31819	199	20	antenna	antenna	NOUN
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ajst-31819	199	25	and	and	CCONJ
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ajst-31819	199	27	architectures[j	architectures[j	PROPN
ajst-31819	199	28	]	]	PUNCT
ajst-31819	199	29	.	.	PUNCT
ajst-31819	200	1	ieee	ieee	NOUN
ajst-31819	200	2	transactions	transaction	NOUN
ajst-31819	200	3	on	on	ADP
ajst-31819	200	4	signal	signal	ADJ
ajst-31819	200	5	processing	processing	NOUN
ajst-31819	200	6	,	,	PUNCT
ajst-31819	200	7	2021	2021	NUM
ajst-31819	200	8	,	,	PUNCT
ajst-31819	200	9	70	70	NUM
ajst-31819	200	10	:	:	SYM
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ajst-31819	200	12	-	-	SYM
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ajst-31819	200	14	.	.	PUNCT
ajst-31819	201	1	[	[	X
ajst-31819	201	2	25	25	NUM
ajst-31819	201	3	]	]	X
ajst-31819	201	4	zhang	zhang	PROPN
ajst-31819	201	5	h	h	PROPN
ajst-31819	201	6	,	,	PUNCT
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ajst-31819	201	8	c	c	VERB
ajst-31819	201	9	,	,	PUNCT
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ajst-31819	201	11	c.	c.	PROPN
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ajst-31819	201	13	-	-	PUNCT
ajst-31819	201	14	field	field	NOUN
ajst-31819	201	15	beam	beam	NOUN
ajst-31819	201	16	-	-	PUNCT
ajst-31819	201	17	focusing	focus	VERB
ajst-31819	201	18	pattern	pattern	NOUN
ajst-31819	201	19	under	under	ADP
ajst-31819	201	20	discrete	discrete	ADJ
ajst-31819	201	21	phase	phase	NOUN
ajst-31819	201	22	shifters[j	shifters[j	PROPN
ajst-31819	201	23	]	]	PUNCT
ajst-31819	201	24	.	.	PUNCT
ajst-31819	202	1	ieee	ieee	NOUN
ajst-31819	202	2	transactions	transaction	NOUN
ajst-31819	202	3	on	on	ADP
ajst-31819	202	4	wireless	wireless	ADJ
ajst-31819	202	5	communications	communication	NOUN
ajst-31819	202	6	,	,	PUNCT
ajst-31819	202	7	2025	2025	NUM
ajst-31819	202	8	.	.	PUNCT