id	sid	tid	token	lemma	pos
ap-844	1	1	ap_06_4.vp	ap_06_4.vp	NOUN
ap-844	1	2	1	1	NUM
ap-844	1	3	introduction	introduction	NOUN
ap-844	1	4	the	the	DET
ap-844	1	5	term	term	NOUN
ap-844	1	6	‘	'	PUNCT
ap-844	1	7	ultra	ultra	ADJ
ap-844	1	8	wideband	wideband	NOUN
ap-844	1	9	’	'	PUNCT
ap-844	1	10	describes	describe	VERB
ap-844	1	11	wireless	wireless	ADJ
ap-844	1	12	physical	physical	ADJ
ap-844	1	13	layer	layer	NOUN
ap-844	1	14	technologies	technology	NOUN
ap-844	1	15	which	which	PRON
ap-844	1	16	use	use	VERB
ap-844	1	17	a	a	DET
ap-844	1	18	bandwidth	bandwidth	NOUN
ap-844	1	19	of	of	ADP
ap-844	1	20	at	at	ADV
ap-844	1	21	least	least	ADV
ap-844	1	22	500	500	NUM
ap-844	1	23	mhz	mhz	NOUN
ap-844	1	24	or	or	CCONJ
ap-844	1	25	a	a	DET
ap-844	1	26	bandwidth	bandwidth	NOUN
ap-844	1	27	which	which	PRON
ap-844	1	28	is	be	AUX
ap-844	1	29	at	at	ADV
ap-844	1	30	least	least	ADV
ap-844	1	31	20	20	NUM
ap-844	1	32	%	%	NOUN
ap-844	1	33	of	of	ADP
ap-844	1	34	the	the	DET
ap-844	1	35	used	use	VERB
ap-844	1	36	centre	centre	NOUN
ap-844	1	37	frequency	frequency	NOUN
ap-844	1	38	.	.	PUNCT
ap-844	2	1	mathematically	mathematically	ADV
ap-844	2	2	,	,	PUNCT
ap-844	2	3	b	b	PROPN
ap-844	2	4	f	f	X
ap-844	2	5	f	f	PROPN
ap-844	2	6	f	f	PROPN
ap-844	2	7	f	f	PROPN
ap-844	2	8	�	�	PROPN
ap-844	2	9	�	�	PROPN
ap-844	2	10	�	�	PROPN
ap-844	2	11	�	�	PROPN
ap-844	2	12	�	�	PROPN
ap-844	2	13	�	�	PROPN
ap-844	2	14	�	�	PROPN
ap-844	2	15	�	�	PROPN
ap-844	2	16	�	�	PROPN
ap-844	2	17	2	2	NUM
ap-844	2	18	020h	020h	NOUN
ap-844	2	19	l	l	NOUN
ap-844	2	20	h	h	NOUN
ap-844	3	1	l	l	NOUN
ap-844	3	2	.	.	PUNCT
ap-844	4	1	,	,	PUNCT
ap-844	4	2	(	(	PUNCT
ap-844	4	3	1	1	X
ap-844	4	4	)	)	PUNCT
ap-844	4	5	where	where	SCONJ
ap-844	4	6	fh	fh	PROPN
ap-844	4	7	is	be	AUX
ap-844	4	8	the	the	DET
ap-844	4	9	upper	upper	ADJ
ap-844	4	10	10	10	NUM
ap-844	4	11	db	db	NOUN
ap-844	4	12	and	and	CCONJ
ap-844	4	13	fl	fl	PROPN
ap-844	4	14	is	be	AUX
ap-844	4	15	the	the	DET
ap-844	4	16	lower	low	ADJ
ap-844	4	17	10	10	NUM
ap-844	4	18	db	db	NOUN
ap-844	4	19	cut	cut	VERB
ap-844	4	20	-	-	PUNCT
ap-844	4	21	off	off	ADP
ap-844	4	22	frequency	frequency	NOUN
ap-844	4	23	of	of	ADP
ap-844	4	24	the	the	DET
ap-844	4	25	signal	signal	NOUN
ap-844	4	26	spectrum	spectrum	NOUN
ap-844	4	27	.	.	PUNCT
ap-844	5	1	there	there	PRON
ap-844	5	2	are	be	VERB
ap-844	5	3	two	two	NUM
ap-844	5	4	main	main	ADJ
ap-844	5	5	principles	principle	NOUN
ap-844	5	6	which	which	PRON
ap-844	5	7	are	be	AUX
ap-844	5	8	characterized	characterize	VERB
ap-844	5	9	by	by	ADP
ap-844	5	10	this	this	DET
ap-844	5	11	definition	definition	NOUN
ap-844	5	12	:	:	PUNCT
ap-844	5	13	the	the	DET
ap-844	5	14	direct	direct	ADJ
ap-844	5	15	sequence	sequence	NOUN
ap-844	5	16	ultra	ultra	ADJ
ap-844	5	17	-	-	ADJ
ap-844	5	18	wideband	wideband	ADJ
ap-844	5	19	(	(	PUNCT
ap-844	5	20	ds	ds	ADJ
ap-844	5	21	-	-	PUNCT
ap-844	5	22	uwb	uwb	NOUN
ap-844	5	23	)	)	PUNCT
ap-844	5	24	and	and	CCONJ
ap-844	5	25	the	the	DET
ap-844	5	26	multi	multi	ADJ
ap-844	5	27	band	band	NOUN
ap-844	5	28	orthogonal	orthogonal	ADJ
ap-844	5	29	frequency	frequency	NOUN
ap-844	5	30	division	division	NOUN
ap-844	5	31	multiplexing	multiplexing	NOUN
ap-844	5	32	(	(	PUNCT
ap-844	5	33	mb	mb	NOUN
ap-844	5	34	-	-	NOUN
ap-844	5	35	ofdm	ofdm	NOUN
ap-844	5	36	)	)	PUNCT
ap-844	5	37	.	.	PUNCT
ap-844	6	1	uwb	uwb	PROPN
ap-844	6	2	radios	radio	NOUN
ap-844	6	3	are	be	AUX
ap-844	6	4	designed	design	VERB
ap-844	6	5	to	to	PART
ap-844	6	6	use	use	VERB
ap-844	6	7	coherent	coherent	ADJ
ap-844	6	8	wide	wide	ADJ
ap-844	6	9	-	-	PUNCT
ap-844	6	10	relative	relative	ADJ
ap-844	6	11	-	-	PUNCT
ap-844	6	12	bandwidth	bandwidth	ADJ
ap-844	6	13	propagation	propagation	NOUN
ap-844	6	14	,	,	PUNCT
ap-844	6	15	which	which	PRON
ap-844	6	16	has	have	VERB
ap-844	6	17	no	no	DET
ap-844	6	18	rayleigh	rayleigh	NOUN
ap-844	6	19	fading	fading	NOUN
ap-844	6	20	.	.	PUNCT
ap-844	7	1	hence	hence	ADV
ap-844	7	2	,	,	PUNCT
ap-844	7	3	they	they	PRON
ap-844	7	4	are	be	AUX
ap-844	7	5	different	different	ADJ
ap-844	7	6	from	from	ADP
ap-844	7	7	many	many	ADJ
ap-844	7	8	popular	popular	ADJ
ap-844	7	9	radio	radio	NOUN
ap-844	7	10	designs	design	NOUN
ap-844	7	11	used	use	VERB
ap-844	7	12	today	today	NOUN
ap-844	7	13	that	that	PRON
ap-844	7	14	are	be	AUX
ap-844	7	15	seriously	seriously	ADV
ap-844	7	16	degraded	degrade	VERB
ap-844	7	17	by	by	ADP
ap-844	7	18	fading	fade	VERB
ap-844	7	19	.	.	PUNCT
ap-844	8	1	because	because	SCONJ
ap-844	8	2	of	of	ADP
ap-844	8	3	this	this	DET
ap-844	8	4	no	no	PRON
ap-844	8	5	-	-	PUNCT
ap-844	8	6	fading	fade	VERB
ap-844	8	7	benefit	benefit	NOUN
ap-844	8	8	,	,	PUNCT
ap-844	8	9	uwb	uwb	PROPN
ap-844	8	10	can	can	AUX
ap-844	8	11	operate	operate	VERB
ap-844	8	12	further	far	ADV
ap-844	8	13	and	and	CCONJ
ap-844	8	14	faster	fast	ADV
ap-844	8	15	than	than	SCONJ
ap-844	8	16	conventional	conventional	ADJ
ap-844	8	17	wisdom	wisdom	NOUN
ap-844	8	18	would	would	AUX
ap-844	8	19	expect	expect	VERB
ap-844	8	20	and	and	CCONJ
ap-844	8	21	results	result	NOUN
ap-844	8	22	in	in	ADP
ap-844	8	23	simple	simple	ADJ
ap-844	8	24	architectures	architecture	NOUN
ap-844	8	25	that	that	PRON
ap-844	8	26	can	can	AUX
ap-844	8	27	deliver	deliver	VERB
ap-844	8	28	extremely	extremely	ADV
ap-844	8	29	high	high	ADJ
ap-844	8	30	speed	speed	NOUN
ap-844	8	31	radios	radio	NOUN
ap-844	8	32	[	[	X
ap-844	8	33	3	3	NUM
ap-844	8	34	]	]	PUNCT
ap-844	8	35	.	.	PUNCT
ap-844	9	1	uwb	uwb	PROPN
ap-844	9	2	is	be	AUX
ap-844	9	3	based	base	VERB
ap-844	9	4	on	on	ADP
ap-844	9	5	transmitting	transmit	VERB
ap-844	9	6	very	very	ADV
ap-844	9	7	short	short	ADJ
ap-844	9	8	-	-	PUNCT
ap-844	9	9	duration	duration	NOUN
ap-844	9	10	pulses	pulse	NOUN
ap-844	9	11	,	,	PUNCT
ap-844	9	12	often	often	ADV
ap-844	9	13	only	only	ADV
ap-844	9	14	nanoseconds	nanosecond	NOUN
ap-844	9	15	or	or	CCONJ
ap-844	9	16	less	less	ADJ
ap-844	9	17	in	in	ADP
ap-844	9	18	duration	duration	NOUN
ap-844	9	19	,	,	PUNCT
ap-844	9	20	whereby	whereby	SCONJ
ap-844	9	21	the	the	DET
ap-844	9	22	occupied	occupy	VERB
ap-844	9	23	bandwidth	bandwidth	NOUN
ap-844	9	24	is	be	AUX
ap-844	9	25	very	very	ADV
ap-844	9	26	high	high	ADJ
ap-844	9	27	.	.	PUNCT
ap-844	10	1	this	this	PRON
ap-844	10	2	allows	allow	VERB
ap-844	10	3	it	it	PRON
ap-844	10	4	to	to	PART
ap-844	10	5	deliver	deliver	VERB
ap-844	10	6	data	data	NOUN
ap-844	10	7	rates	rate	NOUN
ap-844	10	8	in	in	ADP
ap-844	10	9	excess	excess	NOUN
ap-844	10	10	of	of	ADP
ap-844	10	11	100	100	NUM
ap-844	10	12	mbps	mbps	NOUN
ap-844	10	13	,	,	PUNCT
ap-844	10	14	while	while	SCONJ
ap-844	10	15	using	use	VERB
ap-844	10	16	very	very	ADV
ap-844	10	17	small	small	ADJ
ap-844	10	18	amounts	amount	NOUN
ap-844	10	19	of	of	ADP
ap-844	10	20	power	power	NOUN
ap-844	10	21	and	and	CCONJ
ap-844	10	22	operating	operate	VERB
ap-844	10	23	in	in	ADP
ap-844	10	24	the	the	DET
ap-844	10	25	same	same	ADJ
ap-844	10	26	bands	band	NOUN
ap-844	10	27	as	as	ADP
ap-844	10	28	existing	exist	VERB
ap-844	10	29	communications	communication	NOUN
ap-844	10	30	without	without	ADP
ap-844	10	31	producing	produce	VERB
ap-844	10	32	significant	significant	ADJ
ap-844	10	33	interference	interference	NOUN
ap-844	10	34	.	.	PUNCT
ap-844	11	1	uwb	uwb	PROPN
ap-844	11	2	is	be	AUX
ap-844	11	3	fundamentally	fundamentally	ADV
ap-844	11	4	different	different	ADJ
ap-844	11	5	from	from	ADP
ap-844	11	6	all	all	DET
ap-844	11	7	other	other	ADJ
ap-844	11	8	radio	radio	NOUN
ap-844	11	9	frequency	frequency	NOUN
ap-844	11	10	communications	communication	NOUN
ap-844	11	11	,	,	PUNCT
ap-844	11	12	in	in	SCONJ
ap-844	11	13	that	that	SCONJ
ap-844	11	14	it	it	PRON
ap-844	11	15	achieves	achieve	VERB
ap-844	11	16	wireless	wireless	ADJ
ap-844	11	17	communications	communication	NOUN
ap-844	11	18	without	without	ADP
ap-844	11	19	using	use	VERB
ap-844	11	20	a	a	DET
ap-844	11	21	sine	sine	ADJ
ap-844	11	22	-	-	PUNCT
ap-844	11	23	wave	wave	NOUN
ap-844	11	24	rf	rf	NOUN
ap-844	11	25	carrier	carrier	NOUN
ap-844	11	26	.	.	PUNCT
ap-844	12	1	instead	instead	ADV
ap-844	12	2	,	,	PUNCT
ap-844	12	3	it	it	PRON
ap-844	12	4	uses	uses	AUX
ap-844	12	5	modulated	modulate	VERB
ap-844	12	6	high	high	ADJ
ap-844	12	7	-	-	PUNCT
ap-844	12	8	frequency	frequency	NOUN
ap-844	12	9	low	low	ADJ
ap-844	12	10	-	-	PUNCT
ap-844	12	11	energy	energy	NOUN
ap-844	12	12	pulses	pulse	NOUN
ap-844	12	13	.	.	PUNCT
ap-844	13	1	since	since	SCONJ
ap-844	13	2	the	the	DET
ap-844	13	3	actual	actual	ADJ
ap-844	13	4	transmission	transmission	NOUN
ap-844	13	5	is	be	AUX
ap-844	13	6	physically	physically	ADV
ap-844	13	7	a	a	DET
ap-844	13	8	wavelet	wavelet	NOUN
ap-844	13	9	,	,	PUNCT
ap-844	13	10	it	it	PRON
ap-844	13	11	is	be	AUX
ap-844	13	12	considered	consider	VERB
ap-844	13	13	to	to	PART
ap-844	13	14	be	be	AUX
ap-844	13	15	a	a	DET
ap-844	13	16	true	true	ADJ
ap-844	13	17	modulated	modulate	VERB
ap-844	13	18	-	-	PUNCT
ap-844	13	19	wavelet	wavelet	NOUN
ap-844	13	20	radio	radio	NOUN
ap-844	13	21	.	.	PUNCT
ap-844	14	1	this	this	PRON
ap-844	14	2	is	be	AUX
ap-844	14	3	depicted	depict	VERB
ap-844	14	4	in	in	ADP
ap-844	14	5	figs	fig	NOUN
ap-844	14	6	.	.	PUNCT
ap-844	15	1	1	1	NUM
ap-844	15	2	and	and	CCONJ
ap-844	15	3	2	2	NUM
ap-844	15	4	,	,	PUNCT
ap-844	15	5	shown	show	VERB
ap-844	15	6	below	below	ADV
ap-844	15	7	.	.	PUNCT
ap-844	16	1	the	the	DET
ap-844	16	2	two	two	NUM
ap-844	16	3	major	major	ADJ
ap-844	16	4	methods	method	NOUN
ap-844	16	5	used	use	VERB
ap-844	16	6	to	to	PART
ap-844	16	7	modulate	modulate	VERB
ap-844	16	8	waveforms	waveform	NOUN
ap-844	16	9	in	in	ADP
ap-844	16	10	uwb	uwb	PROPN
ap-844	16	11	are	be	AUX
ap-844	16	12	pulse	pulse	NOUN
ap-844	16	13	-	-	PUNCT
ap-844	16	14	position	position	NOUN
ap-844	16	15	modulation	modulation	NOUN
ap-844	16	16	(	(	PUNCT
ap-844	16	17	time	time	NOUN
ap-844	16	18	-	-	PUNCT
ap-844	16	19	modulation	modulation	NOUN
ap-844	16	20	)	)	PUNCT
ap-844	16	21	and	and	CCONJ
ap-844	16	22	pulse	pulse	NOUN
ap-844	16	23	-	-	PUNCT
ap-844	16	24	amplitude	amplitude	NOUN
ap-844	16	25	modulation	modulation	NOUN
ap-844	16	26	(	(	PUNCT
ap-844	16	27	pulse	pulse	NOUN
ap-844	16	28	polarity	polarity	NOUN
ap-844	16	29	-	-	PUNCT
ap-844	16	30	modulation	modulation	NOUN
ap-844	16	31	)	)	PUNCT
ap-844	16	32	.	.	PUNCT
ap-844	17	1	however	however	ADV
ap-844	17	2	,	,	PUNCT
ap-844	17	3	orthogonal	orthogonal	ADJ
ap-844	17	4	waveforms	waveform	NOUN
ap-844	17	5	may	may	AUX
ap-844	17	6	also	also	ADV
ap-844	17	7	be	be	AUX
ap-844	17	8	used	use	VERB
ap-844	17	9	.	.	PUNCT
ap-844	18	1	2	2	NUM
ap-844	18	2	early	early	ADJ
ap-844	18	3	history	history	NOUN
ap-844	18	4	in	in	ADP
ap-844	18	5	1893	1893	NUM
ap-844	18	6	,	,	PUNCT
ap-844	18	7	heinrich	heinrich	NOUN
ap-844	18	8	hertz	hertz	NOUN
ap-844	18	9	used	use	VERB
ap-844	18	10	a	a	DET
ap-844	18	11	spark	spark	NOUN
ap-844	18	12	discharge	discharge	NOUN
ap-844	18	13	to	to	PART
ap-844	18	14	produce	produce	VERB
ap-844	18	15	electromagnetic	electromagnetic	ADJ
ap-844	18	16	waves	wave	NOUN
ap-844	18	17	in	in	ADP
ap-844	18	18	his	his	PRON
ap-844	18	19	experiment	experiment	NOUN
ap-844	18	20	.	.	PUNCT
ap-844	19	1	spark	spark	NOUN
ap-844	19	2	gaps	gap	NOUN
ap-844	19	3	and	and	CCONJ
ap-844	19	4	arc	arc	NOUN
ap-844	19	5	discharges	discharge	NOUN
ap-844	19	6	between	between	ADP
ap-844	19	7	carbon	carbon	NOUN
ap-844	19	8	electrodes	electrode	NOUN
ap-844	19	9	were	be	AUX
ap-844	19	10	the	the	DET
ap-844	19	11	dominant	dominant	ADJ
ap-844	19	12	wave	wave	NOUN
ap-844	19	13	generators	generator	NOUN
ap-844	19	14	for	for	ADP
ap-844	19	15	about	about	ADV
ap-844	19	16	two	two	NUM
ap-844	19	17	decades	decade	NOUN
ap-844	19	18	after	after	SCONJ
ap-844	19	19	hertz	hertz	NOUN
ap-844	19	20	’s	’s	PART
ap-844	19	21	first	first	ADJ
ap-844	19	22	experiments	experiment	NOUN
ap-844	19	23	.	.	PUNCT
ap-844	20	1	in	in	ADP
ap-844	20	2	the	the	DET
ap-844	20	3	late	late	ADJ
ap-844	20	4	1950s	1950s	NUM
ap-844	20	5	,	,	PUNCT
ap-844	20	6	an	an	DET
ap-844	20	7	effort	effort	NOUN
ap-844	20	8	was	be	AUX
ap-844	20	9	made	make	VERB
ap-844	20	10	by	by	ADP
ap-844	20	11	lincoln	lincoln	PROPN
ap-844	20	12	laboratory	laboratory	PROPN
ap-844	20	13	and	and	CCONJ
ap-844	20	14	sperry	sperry	PROPN
ap-844	20	15	to	to	PART
ap-844	20	16	develop	develop	VERB
ap-844	20	17	phased	phased	ADJ
ap-844	20	18	array	array	NOUN
ap-844	20	19	radar	radar	NOUN
ap-844	20	20	systems	system	NOUN
ap-844	20	21	.	.	PUNCT
ap-844	21	1	sperry	sperry	PROPN
ap-844	21	2	’s	’s	PART
ap-844	21	3	electronic	electronic	ADJ
ap-844	21	4	scanning	scanning	NOUN
ap-844	21	5	radar	radar	NOUN
ap-844	21	6	(	(	PUNCT
ap-844	21	7	esr	esr	PROPN
ap-844	21	8	)	)	PUNCT
ap-844	21	9	employed	employ	VERB
ap-844	21	10	a	a	DET
ap-844	21	11	so	so	ADV
ap-844	21	12	called	call	VERB
ap-844	21	13	butler	butler	NOUN
ap-844	21	14	hybrid	hybrid	NOUN
ap-844	21	15	phasing	phasing	NOUN
ap-844	21	16	matrix	matrix	NOUN
ap-844	21	17	which	which	PRON
ap-844	21	18	was	be	AUX
ap-844	21	19	an	an	DET
ap-844	21	20	interconnection	interconnection	NOUN
ap-844	21	21	of	of	ADP
ap-844	21	22	3	3	NUM
ap-844	21	23	db	db	PROPN
ap-844	21	24	branch	branch	NOUN
ap-844	21	25	line	line	NOUN
ap-844	21	26	couplers	coupler	NOUN
ap-844	21	27	connected	connect	VERB
ap-844	21	28	in	in	ADP
ap-844	21	29	such	such	DET
ap-844	21	30	a	a	DET
ap-844	21	31	manner	manner	NOUN
ap-844	21	32	that	that	PRON
ap-844	21	33	it	it	PRON
ap-844	21	34	formed	form	VERB
ap-844	21	35	a	a	DET
ap-844	21	36	2	2	NUM
ap-844	21	37	-	-	PUNCT
ap-844	21	38	n	n	PRON
ap-844	21	39	port	port	NOUN
ap-844	21	40	network	network	NOUN
ap-844	21	41	.	.	PUNCT
ap-844	22	1	each	each	DET
ap-844	22	2	input	input	NOUN
ap-844	22	3	port	port	NOUN
ap-844	22	4	corresponded	correspond	VERB
ap-844	22	5	to	to	ADP
ap-844	22	6	a	a	DET
ap-844	22	7	particular	particular	ADJ
ap-844	22	8	phase	phase	NOUN
ap-844	22	9	taper	taper	NOUN
ap-844	22	10	across	across	ADP
ap-844	22	11	the	the	DET
ap-844	22	12	output	output	NOUN
ap-844	22	13	n	n	NOUN
ap-844	22	14	-	-	PUNCT
ap-844	22	15	ports	port	NOUN
ap-844	22	16	which	which	PRON
ap-844	22	17	,	,	PUNCT
ap-844	22	18	when	when	SCONJ
ap-844	22	19	connected	connect	VERB
ap-844	22	20	to	to	PART
ap-844	22	21	antenna	antenna	NOUN
ap-844	22	22	elements	element	NOUN
ap-844	22	23	,	,	PUNCT
ap-844	22	24	corresponded	correspond	VERB
ap-844	22	25	to	to	ADP
ap-844	22	26	a	a	DET
ap-844	22	27	particular	particular	ADJ
ap-844	22	28	direction	direction	NOUN
ap-844	22	29	in	in	ADP
ap-844	22	30	space	space	NOUN
ap-844	22	31	.	.	PUNCT
ap-844	23	1	in	in	ADP
ap-844	23	2	attempting	attempt	VERB
ap-844	23	3	to	to	PART
ap-844	23	4	understand	understand	VERB
ap-844	23	5	the	the	DET
ap-844	23	6	wideband	wideband	NOUN
ap-844	23	7	properties	property	NOUN
ap-844	23	8	of	of	ADP
ap-844	23	9	this	this	DET
ap-844	23	10	network	network	NOUN
ap-844	23	11	,	,	PUNCT
ap-844	23	12	efforts	effort	NOUN
ap-844	23	13	were	be	AUX
ap-844	23	14	made	make	VERB
ap-844	23	15	to	to	PART
ap-844	23	16	reference	reference	VERB
ap-844	23	17	the	the	DET
ap-844	23	18	properties	property	NOUN
ap-844	23	19	of	of	ADP
ap-844	23	20	the	the	DET
ap-844	23	21	four	four	NUM
ap-844	23	22	port	port	NOUN
ap-844	23	23	interconnection	interconnection	NOUN
ap-844	23	24	of	of	ADP
ap-844	23	25	quarter	quarter	NOUN
ap-844	23	26	wave	wave	NOUN
ap-844	23	27	tem	tem	PROPN
ap-844	23	28	mode	mode	PROPN
ap-844	23	29	lines	line	NOUN
ap-844	23	30	which	which	PRON
ap-844	23	31	formed	form	VERB
ap-844	23	32	the	the	DET
ap-844	23	33	branch	branch	NOUN
ap-844	23	34	line	line	NOUN
ap-844	23	35	coupler	coupler	NOUN
ap-844	23	36	[	[	X
ap-844	23	37	2	2	NUM
ap-844	23	38	]	]	PUNCT
ap-844	23	39	.	.	PUNCT
ap-844	24	1	however	however	ADV
ap-844	24	2	,	,	PUNCT
ap-844	24	3	the	the	DET
ap-844	24	4	dominant	dominant	ADJ
ap-844	24	5	form	form	NOUN
ap-844	24	6	of	of	ADP
ap-844	24	7	wireless	wireless	ADJ
ap-844	24	8	communications	communication	NOUN
ap-844	24	9	became	become	VERB
ap-844	24	10	sinusoidal	sinusoidal	ADJ
ap-844	24	11	,	,	PUNCT
ap-844	24	12	and	and	CCONJ
ap-844	24	13	it	it	PRON
ap-844	24	14	was	be	AUX
ap-844	24	15	not	not	PART
ap-844	24	16	until	until	ADP
ap-844	24	17	the	the	DET
ap-844	24	18	1960s	1960	NOUN
ap-844	24	19	that	that	PRON
ap-844	24	20	work	work	NOUN
ap-844	24	21	began	begin	VERB
ap-844	24	22	again	again	ADV
ap-844	24	23	in	in	ADP
ap-844	24	24	earnest	earnest	ADJ
ap-844	24	25	on	on	ADP
ap-844	24	26	time	time	NOUN
ap-844	24	27	domain	domain	NOUN
ap-844	24	28	electromagnetics	electromagnetic	NOUN
ap-844	24	29	.	.	PUNCT
ap-844	25	1	the	the	DET
ap-844	25	2	development	development	NOUN
ap-844	25	3	of	of	ADP
ap-844	25	4	the	the	DET
ap-844	25	5	sampling	sample	VERB
ap-844	25	6	oscilloscope	oscilloscope	NOUN
ap-844	25	7	in	in	ADP
ap-844	25	8	the	the	DET
ap-844	25	9	early	early	ADJ
ap-844	25	10	1960s	1960	NOUN
ap-844	25	11	and	and	CCONJ
ap-844	25	12	the	the	DET
ap-844	25	13	corresponding	correspond	VERB
ap-844	25	14	techniques	technique	NOUN
ap-844	25	15	for	for	ADP
ap-844	25	16	generating	generate	VERB
ap-844	25	17	sub	sub	ADJ
ap-844	25	18	-	-	ADJ
ap-844	25	19	nanosecond	nanosecond	ADJ
ap-844	25	20	baseband	baseband	NOUN
ap-844	25	21	pulses	pulse	NOUN
ap-844	25	22	sped	speed	VERB
ap-844	25	23	up	up	ADP
ap-844	25	24	the	the	DET
ap-844	25	25	development	development	NOUN
ap-844	25	26	of	of	ADP
ap-844	25	27	uwb	uwb	PROPN
ap-844	26	1	[	[	X
ap-844	26	2	1	1	NUM
ap-844	26	3	]	]	PUNCT
ap-844	26	4	.	.	PUNCT
ap-844	27	1	3	3	NUM
ap-844	27	2	evolution	evolution	NOUN
ap-844	27	3	of	of	ADP
ap-844	27	4	uwb	uwb	PROPN
ap-844	27	5	:	:	PUNCT
ap-844	27	6	historical	historical	ADJ
ap-844	27	7	milestones	milestone	NOUN
ap-844	27	8	from	from	ADP
ap-844	27	9	measurement	measurement	NOUN
ap-844	27	10	techniques	technique	NOUN
ap-844	27	11	in	in	ADP
ap-844	27	12	the	the	DET
ap-844	27	13	1960s	1960	NOUN
ap-844	27	14	,	,	PUNCT
ap-844	27	15	the	the	DET
ap-844	27	16	main	main	ADJ
ap-844	27	17	focus	focus	NOUN
ap-844	27	18	moved	move	VERB
ap-844	27	19	to	to	ADP
ap-844	27	20	the	the	DET
ap-844	27	21	development	development	NOUN
ap-844	27	22	of	of	ADP
ap-844	27	23	radar	radar	NOUN
ap-844	27	24	and	and	CCONJ
ap-844	27	25	communications	communication	NOUN
ap-844	27	26	devices	device	NOUN
ap-844	27	27	.	.	PUNCT
ap-844	28	1	ground	ground	NOUN
ap-844	28	2	-	-	PUNCT
ap-844	28	3	penetrating	penetrate	VERB
ap-844	28	4	radar	radar	NOUN
ap-844	28	5	was	be	AUX
ap-844	28	6	subsequently	subsequently	ADV
ap-844	28	7	developed	develop	VERB
ap-844	28	8	as	as	ADP
ap-844	28	9	low	low	ADJ
ap-844	28	10	-	-	PUNCT
ap-844	28	11	frequency	frequency	NOUN
ap-844	28	12	components	component	NOUN
ap-844	28	13	were	be	AUX
ap-844	28	14	useful	useful	ADJ
ap-844	28	15	in	in	ADP
ap-844	28	16	penetrating	penetrate	VERB
ap-844	28	17	objects	object	NOUN
ap-844	28	18	.	.	PUNCT
ap-844	29	1	the	the	DET
ap-844	29	2	major	major	ADJ
ap-844	29	3	events	event	NOUN
ap-844	29	4	that	that	PRON
ap-844	29	5	led	lead	VERB
ap-844	29	6	to	to	ADP
ap-844	29	7	the	the	DET
ap-844	29	8	evolution	evolution	NOUN
ap-844	29	9	of	of	ADP
ap-844	29	10	uwb	uwb	PROPN
ap-844	29	11	are	be	AUX
ap-844	29	12	listed	list	VERB
ap-844	29	13	in	in	ADP
ap-844	29	14	table	table	NOUN
ap-844	29	15	1	1	NUM
ap-844	29	16	.	.	NUM
ap-844	29	17	18	18	NUM
ap-844	29	18	©	©	PROPN
ap-844	29	19	czech	czech	PROPN
ap-844	29	20	technical	technical	PROPN
ap-844	29	21	university	university	PROPN
ap-844	29	22	publishing	publishing	NOUN
ap-844	29	23	house	house	NOUN
ap-844	29	24	http://ctn.cvut.cz/ap/	http://ctn.cvut.cz/ap/	PROPN
ap-844	29	25	acta	acta	PROPN
ap-844	29	26	polytechnica	polytechnica	PROPN
ap-844	29	27	vol	vol	NOUN
ap-844	29	28	.	.	PUNCT
ap-844	30	1	46	46	NUM
ap-844	30	2	no	no	INTJ
ap-844	30	3	.	.	PUNCT
ap-844	31	1	4/2006	4/2006	NUM
ap-844	31	2	ultra	ultra	ADJ
ap-844	31	3	wideband	wideband	NOUN
ap-844	31	4	communications	communication	NOUN
ap-844	31	5	:	:	PUNCT
ap-844	31	6	history	history	NOUN
ap-844	31	7	,	,	PUNCT
ap-844	31	8	evolution	evolution	NOUN
ap-844	31	9	and	and	CCONJ
ap-844	31	10	emergence	emergence	NOUN
ap-844	31	11	v.	v.	ADP
ap-844	31	12	lakkundi	lakkundi	PROPN
ap-844	31	13	ultra	ultra	ADJ
ap-844	31	14	wideband	wideband	NOUN
ap-844	31	15	,	,	PUNCT
ap-844	31	16	commonly	commonly	ADV
ap-844	31	17	known	know	VERB
ap-844	31	18	as	as	ADP
ap-844	31	19	uwb	uwb	PROPN
ap-844	31	20	,	,	PUNCT
ap-844	31	21	is	be	AUX
ap-844	31	22	an	an	DET
ap-844	31	23	emerging	emerge	VERB
ap-844	31	24	wireless	wireless	ADJ
ap-844	31	25	personal	personal	ADJ
ap-844	31	26	area	area	NOUN
ap-844	31	27	network	network	NOUN
ap-844	31	28	(	(	PUNCT
ap-844	31	29	pan	pan	NOUN
ap-844	31	30	)	)	PUNCT
ap-844	31	31	radio	radio	NOUN
ap-844	31	32	technology	technology	NOUN
ap-844	31	33	that	that	PRON
ap-844	31	34	is	be	AUX
ap-844	31	35	unique	unique	ADJ
ap-844	31	36	in	in	ADP
ap-844	31	37	that	that	SCONJ
ap-844	31	38	it	it	PRON
ap-844	31	39	can	can	AUX
ap-844	31	40	be	be	AUX
ap-844	31	41	used	use	VERB
ap-844	31	42	in	in	ADP
ap-844	31	43	communications	communication	NOUN
ap-844	31	44	,	,	PUNCT
ap-844	31	45	radar	radar	NOUN
ap-844	31	46	systems	system	NOUN
ap-844	31	47	as	as	ADV
ap-844	31	48	well	well	ADV
ap-844	31	49	as	as	ADP
ap-844	31	50	in	in	ADP
ap-844	31	51	range	range	NOUN
ap-844	31	52	and	and	CCONJ
ap-844	31	53	location	location	NOUN
ap-844	31	54	measurements	measurement	NOUN
ap-844	31	55	.	.	PUNCT
ap-844	32	1	though	though	SCONJ
ap-844	32	2	uwb	uwb	PROPN
ap-844	32	3	seems	seem	VERB
ap-844	32	4	to	to	PART
ap-844	32	5	be	be	AUX
ap-844	32	6	a	a	DET
ap-844	32	7	new	new	ADJ
ap-844	32	8	,	,	PUNCT
ap-844	32	9	trendy	trendy	ADJ
ap-844	32	10	technology	technology	NOUN
ap-844	32	11	,	,	PUNCT
ap-844	32	12	its	its	PRON
ap-844	32	13	roots	root	NOUN
ap-844	32	14	can	can	AUX
ap-844	32	15	be	be	AUX
ap-844	32	16	traced	trace	VERB
ap-844	32	17	back	back	ADV
ap-844	32	18	to	to	ADP
ap-844	32	19	the	the	DET
ap-844	32	20	1960s	1960	NOUN
ap-844	32	21	.	.	PUNCT
ap-844	33	1	this	this	DET
ap-844	33	2	paper	paper	NOUN
ap-844	33	3	describes	describe	VERB
ap-844	33	4	uwb	uwb	NOUN
ap-844	33	5	from	from	ADP
ap-844	33	6	the	the	DET
ap-844	33	7	technological	technological	ADJ
ap-844	33	8	perspectives	perspective	NOUN
ap-844	33	9	of	of	ADP
ap-844	33	10	its	its	PRON
ap-844	33	11	modern	modern	ADJ
ap-844	33	12	history	history	NOUN
ap-844	33	13	,	,	PUNCT
ap-844	33	14	evolution	evolution	NOUN
ap-844	33	15	and	and	CCONJ
ap-844	33	16	emergence	emergence	NOUN
ap-844	33	17	.	.	PUNCT
ap-844	34	1	its	its	PRON
ap-844	34	2	benefits	benefit	NOUN
ap-844	34	3	,	,	PUNCT
ap-844	34	4	existing	exist	VERB
ap-844	34	5	applications	application	NOUN
ap-844	34	6	and	and	CCONJ
ap-844	34	7	future	future	ADJ
ap-844	34	8	trends	trend	NOUN
ap-844	34	9	are	be	AUX
ap-844	34	10	also	also	ADV
ap-844	34	11	given	give	VERB
ap-844	34	12	here	here	ADV
ap-844	34	13	.	.	PUNCT
ap-844	35	1	keywords	keyword	NOUN
ap-844	35	2	:	:	PUNCT
ap-844	35	3	uwb	uwb	PROPN
ap-844	35	4	,	,	PUNCT
ap-844	35	5	personal	personal	ADJ
ap-844	35	6	area	area	NOUN
ap-844	35	7	networking	networking	NOUN
ap-844	35	8	,	,	PUNCT
ap-844	35	9	radar	radar	NOUN
ap-844	35	10	systems	system	NOUN
ap-844	35	11	,	,	PUNCT
ap-844	35	12	pulse	pulse	NOUN
ap-844	35	13	communications	communication	NOUN
ap-844	35	14	,	,	PUNCT
ap-844	35	15	modern	modern	ADJ
ap-844	35	16	history	history	NOUN
ap-844	35	17	.	.	PUNCT
ap-844	36	1	fig	fig	NOUN
ap-844	36	2	.	.	PUNCT
ap-844	37	1	1	1	NUM
ap-844	37	2	:	:	PUNCT
ap-844	37	3	narrow	narrow	ADJ
ap-844	37	4	band	band	NOUN
ap-844	37	5	communication	communication	NOUN
ap-844	37	6	fig	fig	NOUN
ap-844	37	7	.	.	PUNCT
ap-844	38	1	2	2	NUM
ap-844	38	2	:	:	PUNCT
ap-844	38	3	ultra	ultra	ADJ
ap-844	38	4	wideband	wideband	NOUN
ap-844	38	5	communication	communication	NOUN
ap-844	38	6	since	since	SCONJ
ap-844	38	7	the	the	DET
ap-844	38	8	issue	issue	NOUN
ap-844	38	9	of	of	ADP
ap-844	38	10	the	the	DET
ap-844	38	11	first	first	ADJ
ap-844	38	12	us	us	PROPN
ap-844	38	13	patent	patent	NOUN
ap-844	38	14	for	for	ADP
ap-844	38	15	uwb	uwb	NOUN
ap-844	38	16	in	in	ADP
ap-844	38	17	1973	1973	NUM
ap-844	38	18	,	,	PUNCT
ap-844	38	19	the	the	DET
ap-844	38	20	field	field	NOUN
ap-844	38	21	of	of	ADP
ap-844	38	22	pulse	pulse	NOUN
ap-844	38	23	communications	communication	NOUN
ap-844	38	24	has	have	AUX
ap-844	38	25	moved	move	VERB
ap-844	38	26	in	in	ADP
ap-844	38	27	a	a	DET
ap-844	38	28	new	new	ADJ
ap-844	38	29	direction	direction	NOUN
ap-844	38	30	.	.	PUNCT
ap-844	39	1	most	most	ADJ
ap-844	39	2	of	of	ADP
ap-844	39	3	the	the	DET
ap-844	39	4	developments	development	NOUN
ap-844	39	5	that	that	PRON
ap-844	39	6	have	have	AUX
ap-844	39	7	taken	take	VERB
ap-844	39	8	place	place	NOUN
ap-844	39	9	since	since	SCONJ
ap-844	39	10	then	then	ADV
ap-844	39	11	have	have	AUX
ap-844	39	12	occurred	occur	VERB
ap-844	39	13	in	in	ADP
ap-844	39	14	the	the	DET
ap-844	39	15	military	military	ADJ
ap-844	39	16	domain	domain	NOUN
ap-844	39	17	,	,	PUNCT
ap-844	39	18	with	with	ADP
ap-844	39	19	radars	radar	NOUN
ap-844	39	20	and	and	CCONJ
ap-844	39	21	intercept	intercept	NOUN
ap-844	39	22	communications	communication	NOUN
ap-844	39	23	leading	lead	VERB
ap-844	39	24	the	the	DET
ap-844	39	25	way	way	NOUN
ap-844	39	26	in	in	ADP
ap-844	39	27	r&d	r&d	NOUN
ap-844	39	28	.	.	PUNCT
ap-844	40	1	4	4	NUM
ap-844	40	2	emergence	emergence	NOUN
ap-844	40	3	of	of	ADP
ap-844	40	4	uwb	uwb	PROPN
ap-844	40	5	uwb	uwb	PROPN
ap-844	40	6	is	be	AUX
ap-844	40	7	a	a	DET
ap-844	40	8	technology	technology	NOUN
ap-844	40	9	still	still	ADV
ap-844	40	10	under	under	ADP
ap-844	40	11	development	development	NOUN
ap-844	40	12	.	.	PUNCT
ap-844	41	1	however	however	ADV
ap-844	41	2	,	,	PUNCT
ap-844	41	3	the	the	DET
ap-844	41	4	first	first	ADJ
ap-844	41	5	uwb	uwb	PROPN
ap-844	41	6	chip	chip	NOUN
ap-844	41	7	sets	set	NOUN
ap-844	41	8	are	be	AUX
ap-844	41	9	now	now	ADV
ap-844	41	10	available	available	ADJ
ap-844	41	11	.	.	PUNCT
ap-844	42	1	uwb	uwb	PROPN
ap-844	42	2	standards	standard	NOUN
ap-844	42	3	are	be	AUX
ap-844	42	4	being	be	AUX
ap-844	42	5	developed	develop	VERB
ap-844	42	6	by	by	ADP
ap-844	42	7	the	the	DET
ap-844	42	8	ieee	ieee	NOUN
ap-844	42	9	in	in	ADP
ap-844	42	10	the	the	DET
ap-844	42	11	form	form	NOUN
ap-844	42	12	of	of	ADP
ap-844	42	13	ieee802.15.3	ieee802.15.3	PROPN
ap-844	42	14	standards	standard	NOUN
ap-844	42	15	and	and	CCONJ
ap-844	42	16	the	the	DET
ap-844	42	17	high	high	ADJ
ap-844	42	18	data	data	NOUN
ap-844	42	19	rate	rate	NOUN
ap-844	42	20	version	version	NOUN
ap-844	42	21	ieee802.15.3a	ieee802.15.3a	PROPN
ap-844	42	22	is	be	AUX
ap-844	42	23	currently	currently	ADV
ap-844	42	24	underway	underway	ADJ
ap-844	42	25	.	.	PUNCT
ap-844	43	1	the	the	DET
ap-844	43	2	regulation	regulation	NOUN
ap-844	43	3	is	be	AUX
ap-844	43	4	completed	complete	VERB
ap-844	43	5	in	in	ADP
ap-844	43	6	the	the	DET
ap-844	43	7	us	us	PROPN
ap-844	43	8	and	and	CCONJ
ap-844	43	9	is	be	AUX
ap-844	43	10	ongoing	ongoing	ADJ
ap-844	43	11	almost	almost	ADV
ap-844	43	12	worldwide	worldwide	ADJ
ap-844	43	13	.	.	PUNCT
ap-844	44	1	currently	currently	ADV
ap-844	44	2	there	there	PRON
ap-844	44	3	are	be	VERB
ap-844	44	4	two	two	NUM
ap-844	44	5	competing	compete	VERB
ap-844	44	6	formats	format	NOUN
ap-844	44	7	that	that	PRON
ap-844	44	8	have	have	AUX
ap-844	44	9	been	be	AUX
ap-844	44	10	proposed	propose	VERB
ap-844	44	11	,	,	PUNCT
ap-844	44	12	and	and	CCONJ
ap-844	44	13	there	there	PRON
ap-844	44	14	has	have	AUX
ap-844	44	15	been	be	AUX
ap-844	44	16	a	a	DET
ap-844	44	17	stalemate	stalemate	NOUN
ap-844	44	18	for	for	ADP
ap-844	44	19	some	some	DET
ap-844	44	20	time	time	NOUN
ap-844	44	21	.	.	PUNCT
ap-844	45	1	these	these	PRON
ap-844	45	2	are	be	AUX
ap-844	45	3	the	the	DET
ap-844	45	4	uwb	uwb	PROPN
ap-844	45	5	forum	forum	PROPN
ap-844	45	6	proposal	proposal	NOUN
ap-844	45	7	(	(	PUNCT
ap-844	45	8	using	use	VERB
ap-844	45	9	direct	direct	ADJ
ap-844	45	10	-	-	PUNCT
ap-844	45	11	sequence	sequence	NOUN
ap-844	45	12	cdma	cdma	NOUN
ap-844	45	13	)	)	PUNCT
ap-844	45	14	and	and	CCONJ
ap-844	45	15	the	the	DET
ap-844	45	16	mboa	mboa	NOUN
ap-844	45	17	(	(	PUNCT
ap-844	45	18	multi	multi	ADJ
ap-844	45	19	band	band	NOUN
ap-844	45	20	ofdm	ofdm	PROPN
ap-844	45	21	alliance	alliance	NOUN
ap-844	45	22	)	)	PUNCT
ap-844	45	23	proposal	proposal	NOUN
ap-844	45	24	.	.	PUNCT
ap-844	46	1	4.1	4.1	NUM
ap-844	46	2	key	key	ADJ
ap-844	46	3	benefits	benefit	NOUN
ap-844	46	4	and	and	CCONJ
ap-844	46	5	challenges	challenge	VERB
ap-844	46	6	the	the	DET
ap-844	46	7	key	key	ADJ
ap-844	46	8	benefits	benefit	NOUN
ap-844	46	9	of	of	ADP
ap-844	46	10	uwb	uwb	PROPN
ap-844	46	11	include	include	VERB
ap-844	46	12	:	:	PUNCT
ap-844	46	13	�	�	PROPN
ap-844	46	14	high	high	ADJ
ap-844	46	15	data	data	NOUN
ap-844	46	16	rates	rate	NOUN
ap-844	46	17	�	�	PROPN
ap-844	46	18	low	low	ADJ
ap-844	46	19	power	power	NOUN
ap-844	46	20	consumption	consumption	NOUN
ap-844	46	21	�	�	PROPN
ap-844	46	22	multipath	multipath	VERB
ap-844	46	23	immunity	immunity	NOUN
ap-844	46	24	�	�	PROPN
ap-844	46	25	low	low	ADJ
ap-844	46	26	costs	cost	NOUN
ap-844	46	27	�	�	PROPN
ap-844	46	28	simultaneous	simultaneous	ADJ
ap-844	46	29	ranging	ranging	NOUN
ap-844	46	30	and	and	CCONJ
ap-844	46	31	communication	communication	NOUN
ap-844	46	32	the	the	DET
ap-844	46	33	primary	primary	ADJ
ap-844	46	34	advantages	advantage	NOUN
ap-844	46	35	of	of	ADP
ap-844	46	36	uwb	uwb	NOUN
ap-844	46	37	are	be	AUX
ap-844	46	38	high	high	ADJ
ap-844	46	39	data	datum	NOUN
ap-844	46	40	rates	rate	NOUN
ap-844	46	41	,	,	PUNCT
ap-844	46	42	low	low	ADJ
ap-844	46	43	cost	cost	NOUN
ap-844	46	44	,	,	PUNCT
ap-844	46	45	and	and	CCONJ
ap-844	46	46	low	low	ADJ
ap-844	46	47	power	power	NOUN
ap-844	46	48	.	.	PUNCT
ap-844	47	1	uwb	uwb	PROPN
ap-844	47	2	also	also	ADV
ap-844	47	3	provides	provide	VERB
ap-844	47	4	less	less	ADJ
ap-844	47	5	interference	interference	NOUN
ap-844	47	6	than	than	ADP
ap-844	47	7	narrowband	narrowband	NOUN
ap-844	47	8	radio	radio	NOUN
ap-844	47	9	designs	design	NOUN
ap-844	47	10	,	,	PUNCT
ap-844	47	11	while	while	SCONJ
ap-844	47	12	yielding	yield	VERB
ap-844	47	13	a	a	DET
ap-844	47	14	low	low	ADJ
ap-844	47	15	probability	probability	NOUN
ap-844	47	16	of	of	ADP
ap-844	47	17	detection	detection	NOUN
ap-844	47	18	and	and	CCONJ
ap-844	47	19	excellent	excellent	ADJ
ap-844	47	20	multipath	multipath	NOUN
ap-844	47	21	immunity	immunity	NOUN
ap-844	47	22	.	.	PUNCT
ap-844	48	1	when	when	SCONJ
ap-844	48	2	combined	combine	VERB
ap-844	48	3	with	with	ADP
ap-844	48	4	the	the	DET
ap-844	48	5	802.15.3	802.15.3	NUM
ap-844	48	6	pan	pan	NOUN
ap-844	48	7	standard	standard	NOUN
ap-844	48	8	,	,	PUNCT
ap-844	48	9	uwb	uwb	PROPN
ap-844	48	10	can	can	AUX
ap-844	48	11	provide	provide	VERB
ap-844	48	12	a	a	DET
ap-844	48	13	very	very	ADV
ap-844	48	14	compelling	compelling	ADJ
ap-844	48	15	wireless	wireless	ADJ
ap-844	48	16	multimedia	multimedia	NOUN
ap-844	48	17	network	network	NOUN
ap-844	48	18	for	for	ADP
ap-844	48	19	the	the	DET
ap-844	48	20	home	home	NOUN
ap-844	48	21	.	.	PUNCT
ap-844	49	1	it	it	PRON
ap-844	49	2	will	will	AUX
ap-844	49	3	have	have	VERB
ap-844	49	4	the	the	DET
ap-844	49	5	ability	ability	NOUN
ap-844	49	6	to	to	PART
ap-844	49	7	support	support	VERB
ap-844	49	8	multiple	multiple	ADJ
ap-844	49	9	devices	device	NOUN
ap-844	49	10	,	,	PUNCT
ap-844	49	11	and	and	CCONJ
ap-844	49	12	even	even	ADV
ap-844	49	13	multiple	multiple	ADJ
ap-844	49	14	independent	independent	ADJ
ap-844	49	15	piconets	piconet	NOUN
ap-844	49	16	,	,	PUNCT
ap-844	49	17	so	so	SCONJ
ap-844	49	18	neighbours	neighbour	NOUN
ap-844	49	19	will	will	AUX
ap-844	49	20	not	not	PART
ap-844	49	21	interfere	interfere	VERB
ap-844	49	22	with	with	ADP
ap-844	49	23	other	other	ADJ
ap-844	49	24	uwb	uwb	NOUN
ap-844	49	25	networks	network	NOUN
ap-844	49	26	.	.	PUNCT
ap-844	50	1	an	an	DET
ap-844	50	2	additional	additional	ADJ
ap-844	50	3	feature	feature	NOUN
ap-844	50	4	of	of	ADP
ap-844	50	5	uwb	uwb	NOUN
ap-844	50	6	is	be	AUX
ap-844	50	7	that	that	SCONJ
ap-844	50	8	it	it	PRON
ap-844	50	9	provides	provide	VERB
ap-844	50	10	for	for	ADP
ap-844	50	11	precise	precise	ADJ
ap-844	50	12	ranging	ranging	NOUN
ap-844	50	13	,	,	PUNCT
ap-844	50	14	or	or	CCONJ
ap-844	50	15	distance	distance	NOUN
ap-844	50	16	measurement	measurement	NOUN
ap-844	50	17	.	.	PUNCT
ap-844	51	1	this	this	DET
ap-844	51	2	feature	feature	NOUN
ap-844	51	3	can	can	AUX
ap-844	51	4	be	be	AUX
ap-844	51	5	used	use	VERB
ap-844	51	6	for	for	ADP
ap-844	51	7	location	location	NOUN
ap-844	51	8	identification	identification	NOUN
ap-844	51	9	in	in	ADP
ap-844	51	10	,	,	PUNCT
ap-844	51	11	for	for	ADP
ap-844	51	12	example	example	NOUN
ap-844	51	13	,	,	PUNCT
ap-844	51	14	public	public	ADJ
ap-844	51	15	safety	safety	NOUN
ap-844	51	16	applications	application	NOUN
ap-844	51	17	.	.	PUNCT
ap-844	52	1	though	though	SCONJ
ap-844	52	2	uwb	uwb	PROPN
ap-844	52	3	is	be	AUX
ap-844	52	4	an	an	DET
ap-844	52	5	exciting	exciting	ADJ
ap-844	52	6	and	and	CCONJ
ap-844	52	7	useful	useful	ADJ
ap-844	52	8	technology	technology	NOUN
ap-844	52	9	,	,	PUNCT
ap-844	52	10	it	it	PRON
ap-844	52	11	also	also	ADV
ap-844	52	12	has	have	VERB
ap-844	52	13	many	many	ADJ
ap-844	52	14	challenges	challenge	NOUN
ap-844	52	15	.	.	PUNCT
ap-844	53	1	the	the	DET
ap-844	53	2	basic	basic	ADJ
ap-844	53	3	drawback	drawback	NOUN
ap-844	53	4	of	of	ADP
ap-844	53	5	uwb	uwb	NOUN
ap-844	53	6	is	be	AUX
ap-844	53	7	that	that	SCONJ
ap-844	53	8	,	,	PUNCT
ap-844	53	9	under	under	ADP
ap-844	53	10	current	current	ADJ
ap-844	53	11	fcc	fcc	PROPN
ap-844	53	12	regulations	regulation	NOUN
ap-844	53	13	,	,	PUNCT
ap-844	53	14	it	it	PRON
ap-844	53	15	is	be	AUX
ap-844	53	16	limited	limit	VERB
ap-844	53	17	to	to	ADP
ap-844	53	18	10	10	NUM
ap-844	53	19	,	,	PUNCT
ap-844	53	20	or	or	CCONJ
ap-844	53	21	a	a	DET
ap-844	53	22	few	few	ADJ
ap-844	53	23	tens	ten	NOUN
ap-844	53	24	of	of	ADP
ap-844	53	25	metres	metre	NOUN
ap-844	53	26	,	,	PUNCT
ap-844	53	27	depending	depend	VERB
ap-844	53	28	on	on	ADP
ap-844	53	29	the	the	DET
ap-844	53	30	desired	desire	VERB
ap-844	53	31	data	data	NOUN
ap-844	53	32	rate	rate	NOUN
ap-844	53	33	.	.	PUNCT
ap-844	54	1	this	this	PRON
ap-844	54	2	is	be	AUX
ap-844	54	3	consistent	consistent	ADJ
ap-844	54	4	with	with	ADP
ap-844	54	5	the	the	DET
ap-844	54	6	intended	intend	VERB
ap-844	54	7	application	application	NOUN
ap-844	54	8	as	as	ADP
ap-844	54	9	a	a	DET
ap-844	54	10	pan	pan	NOUN
ap-844	54	11	technology	technology	NOUN
ap-844	54	12	.	.	PUNCT
ap-844	55	1	whole	whole	ADJ
ap-844	55	2	home	home	NOUN
ap-844	55	3	coverage	coverage	NOUN
ap-844	55	4	in	in	ADP
ap-844	55	5	larger	large	ADJ
ap-844	55	6	homes	home	NOUN
ap-844	55	7	may	may	AUX
ap-844	55	8	require	require	VERB
ap-844	55	9	an	an	DET
ap-844	55	10	additional	additional	ADJ
ap-844	55	11	networking	networking	NOUN
ap-844	55	12	technology	technology	NOUN
ap-844	55	13	,	,	PUNCT
ap-844	55	14	such	such	ADJ
ap-844	55	15	as	as	ADP
ap-844	55	16	a	a	DET
ap-844	55	17	metal	metal	NOUN
ap-844	55	18	backplane	backplane	NOUN
ap-844	55	19	(	(	PUNCT
ap-844	55	20	i.e.	i.e.	X
ap-844	55	21	cable	cable	NOUN
ap-844	55	22	,	,	PUNCT
ap-844	55	23	or	or	CCONJ
ap-844	55	24	power	power	NOUN
ap-844	55	25	line	line	NOUN
ap-844	55	26	)	)	PUNCT
ap-844	55	27	or	or	CCONJ
ap-844	55	28	mesh	mesh	NOUN
ap-844	55	29	networking	networking	NOUN
ap-844	55	30	from	from	ADP
ap-844	55	31	room	room	NOUN
ap-844	55	32	to	to	ADP
ap-844	55	33	room	room	NOUN
ap-844	55	34	.	.	PUNCT
ap-844	56	1	the	the	DET
ap-844	56	2	issue	issue	NOUN
ap-844	56	3	of	of	ADP
ap-844	56	4	regulatory	regulatory	ADJ
ap-844	56	5	problems	problem	NOUN
ap-844	56	6	is	be	AUX
ap-844	56	7	also	also	ADV
ap-844	56	8	of	of	ADP
ap-844	56	9	huge	huge	ADJ
ap-844	56	10	concern	concern	NOUN
ap-844	56	11	.	.	PUNCT
ap-844	57	1	since	since	SCONJ
ap-844	57	2	uwb	uwb	PROPN
ap-844	57	3	occupies	occupy	VERB
ap-844	57	4	a	a	DET
ap-844	57	5	huge	huge	ADJ
ap-844	57	6	spectrum	spectrum	NOUN
ap-844	57	7	,	,	PUNCT
ap-844	57	8	which	which	PRON
ap-844	57	9	is	be	AUX
ap-844	57	10	almost	almost	ADV
ap-844	57	11	completely	completely	ADV
ap-844	57	12	used	use	VERB
ap-844	57	13	by	by	ADP
ap-844	57	14	several	several	ADJ
ap-844	57	15	other	other	ADJ
ap-844	57	16	applications	application	NOUN
ap-844	57	17	,	,	PUNCT
ap-844	57	18	it	it	PRON
ap-844	57	19	has	have	VERB
ap-844	57	20	to	to	PART
ap-844	57	21	be	be	AUX
ap-844	57	22	ensured	ensure	VERB
ap-844	57	23	that	that	SCONJ
ap-844	57	24	uwb	uwb	PROPN
ap-844	57	25	will	will	AUX
ap-844	57	26	not	not	PART
ap-844	57	27	affect	affect	VERB
ap-844	57	28	other	other	ADJ
ap-844	57	29	applications	application	NOUN
ap-844	57	30	.	.	PUNCT
ap-844	58	1	another	another	DET
ap-844	58	2	challenge	challenge	NOUN
ap-844	58	3	is	be	AUX
ap-844	58	4	the	the	DET
ap-844	58	5	need	need	NOUN
ap-844	58	6	for	for	SCONJ
ap-844	58	7	the	the	DET
ap-844	58	8	industry	industry	NOUN
ap-844	58	9	to	to	PART
ap-844	58	10	agree	agree	VERB
ap-844	58	11	upon	upon	SCONJ
ap-844	58	12	common	common	ADJ
ap-844	58	13	standards	standard	NOUN
ap-844	58	14	for	for	ADP
ap-844	58	15	interoperability	interoperability	NOUN
ap-844	58	16	of	of	ADP
ap-844	58	17	uwb	uwb	NOUN
ap-844	58	18	devices	device	NOUN
ap-844	58	19	.	.	PUNCT
ap-844	59	1	4.2	4.2	NUM
ap-844	59	2	potential	potential	ADJ
ap-844	59	3	applications	application	NOUN
ap-844	59	4	and	and	CCONJ
ap-844	59	5	future	future	ADJ
ap-844	59	6	trends	trend	NOUN
ap-844	59	7	ultra	ultra	ADJ
ap-844	59	8	-	-	ADJ
ap-844	59	9	wideband	wideband	NOUN
ap-844	59	10	is	be	AUX
ap-844	59	11	capable	capable	ADJ
ap-844	59	12	of	of	ADP
ap-844	59	13	being	be	AUX
ap-844	59	14	used	use	VERB
ap-844	59	15	in	in	ADP
ap-844	59	16	a	a	DET
ap-844	59	17	multitude	multitude	NOUN
ap-844	59	18	of	of	ADP
ap-844	59	19	commercial	commercial	ADJ
ap-844	59	20	applications	application	NOUN
ap-844	59	21	ranging	range	VERB
ap-844	59	22	from	from	ADP
ap-844	59	23	wireless	wireless	ADJ
ap-844	59	24	networks	network	NOUN
ap-844	59	25	(	(	PUNCT
ap-844	59	26	scalable	scalable	ADJ
ap-844	59	27	from	from	ADP
ap-844	59	28	low	low	ADJ
ap-844	59	29	to	to	ADP
ap-844	59	30	ultra	ultra	ADJ
ap-844	59	31	high	high	ADJ
ap-844	59	32	speeds	speed	NOUN
ap-844	59	33	)	)	PUNCT
ap-844	59	34	to	to	PART
ap-844	59	35	remote	remote	VERB
ap-844	59	36	sensing	sense	VERB
ap-844	59	37	and	and	CCONJ
ap-844	59	38	tracking	tracking	NOUN
ap-844	59	39	devices	device	NOUN
ap-844	59	40	,	,	PUNCT
ap-844	59	41	ground	ground	NOUN
ap-844	59	42	penetrating	penetrate	VERB
ap-844	59	43	radars	radar	NOUN
ap-844	59	44	,	,	PUNCT
ap-844	59	45	as	as	ADV
ap-844	59	46	well	well	ADV
ap-844	59	47	as	as	ADP
ap-844	59	48	many	many	ADJ
ap-844	59	49	more	more	ADJ
ap-844	59	50	applications	application	NOUN
ap-844	59	51	that	that	PRON
ap-844	59	52	have	have	VERB
ap-844	59	53	yet	yet	ADV
ap-844	59	54	to	to	PART
ap-844	59	55	be	be	AUX
ap-844	59	56	invented	invent	VERB
ap-844	59	57	.	.	PUNCT
ap-844	60	1	consumers	consumer	NOUN
ap-844	60	2	will	will	AUX
ap-844	60	3	most	most	ADV
ap-844	60	4	immediately	immediately	ADV
ap-844	60	5	benefit	benefit	VERB
ap-844	60	6	from	from	ADP
ap-844	60	7	uwb	uwb	PROPN
ap-844	60	8	that	that	PRON
ap-844	60	9	is	be	AUX
ap-844	60	10	optimized	optimize	VERB
ap-844	60	11	for	for	ADP
ap-844	60	12	wireless	wireless	ADJ
ap-844	60	13	home	home	NOUN
ap-844	60	14	networks	network	NOUN
ap-844	60	15	.	.	PUNCT
ap-844	61	1	this	this	DET
ap-844	61	2	architecture	architecture	NOUN
ap-844	61	3	allows	allow	VERB
ap-844	61	4	multimedia	multimedia	NOUN
ap-844	61	5	-	-	PUNCT
ap-844	61	6	enabled	enable	VERB
ap-844	61	7	devices	device	NOUN
ap-844	61	8	to	to	PART
ap-844	61	9	send	send	VERB
ap-844	61	10	and	and	CCONJ
ap-844	61	11	receive	receive	VERB
ap-844	61	12	multiple	multiple	ADJ
ap-844	61	13	streams	stream	NOUN
ap-844	61	14	of	of	ADP
ap-844	61	15	digital	digital	ADJ
ap-844	61	16	audio	audio	NOUN
ap-844	61	17	and	and	CCONJ
ap-844	61	18	video	video	NOUN
ap-844	61	19	at	at	ADP
ap-844	61	20	price	price	NOUN
ap-844	61	21	points	point	NOUN
ap-844	61	22	and	and	CCONJ
ap-844	61	23	power	power	NOUN
ap-844	61	24	consumption	consumption	NOUN
ap-844	61	25	levels	level	NOUN
ap-844	61	26	currently	currently	ADV
ap-844	61	27	unattainable	unattainable	ADJ
ap-844	61	28	with	with	ADP
ap-844	61	29	existing	exist	VERB
ap-844	61	30	solutions	solution	NOUN
ap-844	61	31	[	[	X
ap-844	61	32	3	3	NUM
ap-844	61	33	]	]	PUNCT
ap-844	61	34	.	.	PUNCT
ap-844	62	1	potential	potential	ADJ
ap-844	62	2	applications	application	NOUN
ap-844	62	3	include	include	VERB
ap-844	62	4	:	:	PUNCT
ap-844	62	5	�	�	PROPN
ap-844	62	6	wireless	wireless	PROPN
ap-844	62	7	communications	communication	NOUN
ap-844	62	8	systems	system	NOUN
ap-844	62	9	�	�	PROPN
ap-844	62	10	high	high	ADJ
ap-844	62	11	speed	speed	NOUN
ap-844	62	12	local	local	ADJ
ap-844	62	13	and	and	CCONJ
ap-844	62	14	personal	personal	ADJ
ap-844	62	15	area	area	NOUN
ap-844	62	16	networks	network	NOUN
ap-844	62	17	(	(	PUNCT
ap-844	62	18	wlan	wlan	NOUN
ap-844	62	19	/	/	SYM
ap-844	62	20	wpan	wpan	PROPN
ap-844	62	21	)	)	PUNCT
ap-844	62	22	�	�	PROPN
ap-844	62	23	roadside	roadside	NOUN
ap-844	62	24	info	info	NOUN
ap-844	62	25	-	-	PUNCT
ap-844	62	26	station	station	NOUN
ap-844	62	27	�	�	PROPN
ap-844	62	28	short	short	ADJ
ap-844	62	29	range	range	NOUN
ap-844	62	30	radios	radio	NOUN
ap-844	62	31	�	�	PROPN
ap-844	62	32	military	military	ADJ
ap-844	62	33	communications	communication	NOUN
ap-844	62	34	�	�	PROPN
ap-844	62	35	radar	radar	NOUN
ap-844	62	36	and	and	CCONJ
ap-844	62	37	sensing	sense	VERB
ap-844	62	38	�	�	PROPN
ap-844	62	39	vehicular	vehicular	ADJ
ap-844	62	40	&	&	CCONJ
ap-844	62	41	collision	collision	PROPN
ap-844	62	42	avoidance	avoidance	NOUN
ap-844	62	43	radars	radar	NOUN
ap-844	62	44	�	�	PROPN
ap-844	62	45	ground	ground	NOUN
ap-844	62	46	penetrating	penetrate	VERB
ap-844	62	47	radar	radar	NOUN
ap-844	62	48	(	(	PUNCT
ap-844	62	49	gpr	gpr	PROPN
ap-844	62	50	)	)	PUNCT
ap-844	62	51	�	�	PROPN
ap-844	62	52	through	through	ADP
ap-844	62	53	wall	wall	NOUN
ap-844	62	54	imaging	imaging	PROPN
ap-844	62	55	(	(	PUNCT
ap-844	62	56	police	police	NOUN
ap-844	62	57	,	,	PUNCT
ap-844	62	58	fire	fire	NOUN
ap-844	62	59	,	,	PUNCT
ap-844	62	60	rescue	rescue	NOUN
ap-844	62	61	)	)	PUNCT
ap-844	62	62	�	�	PROPN
ap-844	62	63	medical	medical	ADJ
ap-844	62	64	imaging	imaging	PROPN
ap-844	62	65	�	�	PROPN
ap-844	62	66	surveillance	surveillance	NOUN
ap-844	62	67	�	�	PROPN
ap-844	62	68	location	location	NOUN
ap-844	62	69	detection	detection	NOUN
ap-844	62	70	�	�	PROPN
ap-844	62	71	precision	precision	NOUN
ap-844	62	72	location	location	NOUN
ap-844	62	73	(	(	PUNCT
ap-844	62	74	inventory	inventory	NOUN
ap-844	62	75	,	,	PUNCT
ap-844	62	76	gps	gps	PROPN
ap-844	62	77	aid	aid	NOUN
ap-844	62	78	)	)	PUNCT
ap-844	62	79	�	�	PROPN
ap-844	62	80	intelligent	intelligent	ADJ
ap-844	62	81	transportation	transportation	NOUN
ap-844	62	82	systems	system	NOUN
ap-844	62	83	apart	apart	ADV
ap-844	62	84	from	from	ADP
ap-844	62	85	sophisticated	sophisticated	ADJ
ap-844	62	86	applications	application	NOUN
ap-844	62	87	such	such	ADJ
ap-844	62	88	as	as	ADP
ap-844	62	89	medical	medical	ADJ
ap-844	62	90	imaging	imaging	NOUN
ap-844	62	91	,	,	PUNCT
ap-844	62	92	uwb	uwb	PROPN
ap-844	63	1	i	i	PRON
ap-844	63	2	d	d	PROPN
ap-844	63	3	tags	tag	NOUN
ap-844	63	4	can	can	AUX
ap-844	63	5	be	be	AUX
ap-844	63	6	used	use	VERB
ap-844	63	7	to	to	PART
ap-844	63	8	wirelessly	wirelessly	ADV
ap-844	63	9	identify	identify	VERB
ap-844	63	10	individuals	individual	NOUN
ap-844	63	11	with	with	ADP
ap-844	63	12	issued	issue	VERB
ap-844	63	13	i	i	PROPN
ap-844	63	14	d	d	PROPN
ap-844	63	15	tags	tag	NOUN
ap-844	63	16	,	,	PUNCT
ap-844	63	17	similar	similar	ADJ
ap-844	63	18	to	to	ADP
ap-844	63	19	asset	asset	NOUN
ap-844	63	20	tracking	tracking	NOUN
ap-844	63	21	.	.	PUNCT
ap-844	64	1	other	other	ADJ
ap-844	64	2	future	future	ADJ
ap-844	64	3	applications	application	NOUN
ap-844	64	4	are	be	AUX
ap-844	64	5	intelligent	intelligent	ADJ
ap-844	64	6	transportation	transportation	NOUN
ap-844	64	7	systems	system	NOUN
ap-844	64	8	,	,	PUNCT
ap-844	64	9	electronic	electronic	ADJ
ap-844	64	10	signs	sign	NOUN
ap-844	64	11	and	and	CCONJ
ap-844	64	12	smart	smart	ADJ
ap-844	64	13	appliances	appliance	NOUN
ap-844	64	14	.	.	PUNCT
ap-844	65	1	on	on	ADP
ap-844	65	2	the	the	DET
ap-844	65	3	lighter	light	ADJ
ap-844	65	4	side	side	NOUN
ap-844	65	5	,	,	PUNCT
ap-844	65	6	fig	fig	NOUN
ap-844	65	7	.	.	PUNCT
ap-844	66	1	3	3	NUM
ap-844	66	2	depicts	depict	VERB
ap-844	66	3	an	an	DET
ap-844	66	4	undesired	undesired	ADJ
ap-844	66	5	application	application	NOUN
ap-844	66	6	of	of	ADP
ap-844	66	7	uwb	uwb	NOUN
ap-844	66	8	[	[	X
ap-844	66	9	5	5	NUM
ap-844	66	10	]	]	PUNCT
ap-844	66	11	.	.	PUNCT
ap-844	67	1	©	©	PROPN
ap-844	67	2	czech	czech	PROPN
ap-844	67	3	technical	technical	PROPN
ap-844	67	4	university	university	PROPN
ap-844	67	5	publishing	publishing	NOUN
ap-844	67	6	house	house	NOUN
ap-844	67	7	http://ctn.cvut.cz/ap/	http://ctn.cvut.cz/ap/	PROPN
ap-844	67	8	19	19	NUM
ap-844	67	9	acta	acta	PROPN
ap-844	67	10	polytechnica	polytechnica	PROPN
ap-844	67	11	vol	vol	NOUN
ap-844	67	12	.	.	PUNCT
ap-844	68	1	46	46	NUM
ap-844	68	2	no	no	INTJ
ap-844	68	3	.	.	PUNCT
ap-844	69	1	4/2006	4/2006	NUM
ap-844	69	2	milestone	milestone	NOUN
ap-844	69	3	year	year	NOUN
ap-844	69	4	electromagnetic	electromagnetic	ADJ
ap-844	69	5	waves	wave	NOUN
ap-844	69	6	(	(	PUNCT
ap-844	69	7	heinrich	heinrich	NOUN
ap-844	69	8	hertz	hertz	NOUN
ap-844	69	9	)	)	PUNCT
ap-844	69	10	1893	1893	NUM
ap-844	69	11	phased	phase	VERB
ap-844	69	12	array	array	NOUN
ap-844	69	13	radar	radar	NOUN
ap-844	69	14	1950s	1950	NOUN
ap-844	69	15	advanced	advanced	ADJ
ap-844	69	16	developments	development	NOUN
ap-844	69	17	in	in	ADP
ap-844	69	18	time	time	NOUN
ap-844	69	19	-	-	PUNCT
ap-844	69	20	domain	domain	NOUN
ap-844	69	21	electromagnetics	electromagnetic	NOUN
ap-844	69	22	1960s	1960	NOUN
ap-844	69	23	avalanche	avalanche	PROPN
ap-844	69	24	transistor	transistor	PROPN
ap-844	69	25	&	&	CCONJ
ap-844	69	26	tunnel	tunnel	NOUN
ap-844	69	27	diode	diode	NOUN
ap-844	69	28	detector	detector	NOUN
ap-844	69	29	early	early	ADJ
ap-844	69	30	1970s	1970s	NUM
ap-844	69	31	short	short	ADJ
ap-844	69	32	range	range	NOUN
ap-844	69	33	radar	radar	NOUN
ap-844	69	34	sensor	sensor	NOUN
ap-844	69	35	1972	1972	NUM
ap-844	69	36	narrow	narrow	ADJ
ap-844	69	37	baseband	baseband	NOUN
ap-844	69	38	pulse	pulse	NOUN
ap-844	69	39	fixture	fixture	NOUN
ap-844	69	40	late	late	ADJ
ap-844	69	41	1970s	1970	NOUN
ap-844	69	42	advances	advance	NOUN
ap-844	69	43	in	in	ADP
ap-844	69	44	radar	radar	NOUN
ap-844	69	45	technology	technology	NOUN
ap-844	69	46	1980s	1980	NOUN
ap-844	69	47	,	,	PUNCT
ap-844	69	48	1990s	1990	NOUN
ap-844	69	49	commercial	commercial	ADJ
ap-844	69	50	uwb	uwb	PROPN
ap-844	69	51	devices	devices	PROPN
ap-844	69	52	&	&	CCONJ
ap-844	69	53	systems	system	NOUN
ap-844	69	54	late	late	ADJ
ap-844	69	55	1990s	1990	NOUN
ap-844	69	56	ieee	ieee	NOUN
ap-844	69	57	standards	standard	NOUN
ap-844	69	58	on	on	ADP
ap-844	69	59	uwb	uwb	PROPN
ap-844	69	60	2000s	2000	NOUN
ap-844	69	61	-	-	PUNCT
ap-844	69	62	till	till	SCONJ
ap-844	69	63	date	date	NOUN
ap-844	69	64	table	table	NOUN
ap-844	69	65	1	1	NUM
ap-844	69	66	:	:	PUNCT
ap-844	69	67	milestones	milestone	NOUN
ap-844	69	68	that	that	PRON
ap-844	69	69	led	lead	VERB
ap-844	69	70	to	to	ADP
ap-844	69	71	today	today	NOUN
ap-844	69	72	’s	’s	PART
ap-844	69	73	uwb	uwb	PROPN
ap-844	69	74	fig	fig	PROPN
ap-844	69	75	.	.	PUNCT
ap-844	70	1	3	3	X
ap-844	70	2	.	.	X
ap-844	70	3	an	an	DET
ap-844	70	4	undesired	undesired	ADJ
ap-844	70	5	result	result	NOUN
ap-844	70	6	of	of	ADP
ap-844	70	7	uwb	uwb	NOUN
ap-844	70	8	5	5	NUM
ap-844	70	9	acknowledgments	acknowledgment	NOUN
ap-844	70	10	this	this	DET
ap-844	70	11	work	work	NOUN
ap-844	70	12	has	have	AUX
ap-844	70	13	been	be	AUX
ap-844	70	14	supported	support	VERB
ap-844	70	15	the	the	DET
ap-844	70	16	czech	czech	PROPN
ap-844	70	17	grant	grant	NOUN
ap-844	70	18	agency	agency	NOUN
ap-844	70	19	under	under	ADP
ap-844	70	20	grants	grant	NOUN
ap-844	70	21	no	no	INTJ
ap-844	70	22	.	.	PUNCT
ap-844	70	23	102/03	102/03	NUM
ap-844	70	24	/	/	SYM
ap-844	70	25	h109	h109	PROPN
ap-844	70	26	,	,	PUNCT
ap-844	70	27	and	and	CCONJ
ap-844	70	28	no	no	INTJ
ap-844	70	29	.	.	NOUN
ap-844	70	30	102/04/0557	102/04/0557	NUM
ap-844	70	31	and	and	CCONJ
ap-844	70	32	by	by	ADP
ap-844	70	33	research	research	NOUN
ap-844	70	34	program	program	NOUN
ap-844	70	35	no	no	PROPN
ap-844	70	36	.	.	PROPN
ap-844	70	37	msm0021630513	msm0021630513	PROPN
ap-844	70	38	.	.	PUNCT
ap-844	71	1	references	reference	NOUN
ap-844	71	2	[	[	X
ap-844	71	3	1	1	NUM
ap-844	71	4	]	]	X
ap-844	71	5	ghavami	ghavami	NOUN
ap-844	71	6	,	,	PUNCT
ap-844	71	7	m.	m.	NOUN
ap-844	71	8	,	,	PUNCT
ap-844	71	9	michael	michael	PROPN
ap-844	71	10	,	,	PUNCT
ap-844	71	11	l.	l.	PROPN
ap-844	71	12	,	,	PUNCT
ap-844	71	13	kohno	kohno	PROPN
ap-844	71	14	,	,	PUNCT
ap-844	71	15	r.	r.	PROPN
ap-844	71	16	:	:	PUNCT
ap-844	71	17	ultra	ultra	ADJ
ap-844	71	18	wideband	wideband	NOUN
ap-844	71	19	signals	signal	NOUN
ap-844	71	20	and	and	CCONJ
ap-844	71	21	systems	system	NOUN
ap-844	71	22	in	in	ADP
ap-844	71	23	communication	communication	NOUN
ap-844	71	24	engineering	engineering	NOUN
ap-844	71	25	.	.	PUNCT
ap-844	72	1	john	john	PROPN
ap-844	72	2	wiley	wiley	PROPN
ap-844	72	3	&	&	CCONJ
ap-844	72	4	sons	son	NOUN
ap-844	72	5	,	,	PUNCT
ap-844	72	6	2004	2004	NUM
ap-844	72	7	.	.	PUNCT
ap-844	73	1	[	[	X
ap-844	73	2	2	2	NUM
ap-844	73	3	]	]	X
ap-844	73	4	barrett	barrett	PROPN
ap-844	73	5	,	,	PUNCT
ap-844	73	6	t.	t.	PROPN
ap-844	73	7	:	:	PUNCT
ap-844	73	8	history	history	NOUN
ap-844	73	9	of	of	ADP
ap-844	73	10	ultra	ultra	ADJ
ap-844	73	11	wideband	wideband	NOUN
ap-844	73	12	radar	radar	NOUN
ap-844	73	13	&	&	CCONJ
ap-844	73	14	communications	communications	PROPN
ap-844	73	15	:	:	PUNCT
ap-844	73	16	pioneers	pioneer	NOUN
ap-844	73	17	and	and	CCONJ
ap-844	73	18	innovators	innovator	NOUN
ap-844	73	19	.	.	PUNCT
ap-844	74	1	in	in	ADP
ap-844	74	2	:	:	PUNCT
ap-844	74	3	proceedings	proceeding	NOUN
ap-844	74	4	of	of	ADP
ap-844	74	5	progress	progress	NOUN
ap-844	74	6	in	in	ADP
ap-844	74	7	electromagnetics	electromagnetic	NOUN
ap-844	74	8	symposium	symposium	NOUN
ap-844	74	9	2000	2000	NUM
ap-844	74	10	,	,	PUNCT
ap-844	74	11	july	july	PROPN
ap-844	74	12	2000	2000	NUM
ap-844	74	13	.	.	PUNCT
ap-844	75	1	[	[	X
ap-844	75	2	3	3	NUM
ap-844	75	3	]	]	X
ap-844	75	4	uwb	uwb	PROPN
ap-844	75	5	forum	forum	PROPN
ap-844	75	6	,	,	PUNCT
ap-844	75	7	[	[	X
ap-844	75	8	online	online	X
ap-844	75	9	]	]	X
ap-844	75	10	www.uwbforum.org	www.uwbforum.org	X
ap-844	75	11	[	[	X
ap-844	75	12	4	4	NUM
ap-844	75	13	]	]	X
ap-844	75	14	porcino	porcino	NOUN
ap-844	75	15	,	,	PUNCT
ap-844	75	16	d.	d.	PROPN
ap-844	75	17	,	,	PUNCT
ap-844	75	18	hirt	hirt	PROPN
ap-844	75	19	,	,	PUNCT
ap-844	75	20	w.	w.	PROPN
ap-844	75	21	:	:	PUNCT
ap-844	75	22	uwb	uwb	PROPN
ap-844	75	23	radio	radio	NOUN
ap-844	75	24	technology	technology	NOUN
ap-844	75	25	:	:	PUNCT
ap-844	75	26	potential	potential	ADJ
ap-844	75	27	and	and	CCONJ
ap-844	75	28	challenges	challenge	VERB
ap-844	75	29	ahead	ahead	ADV
ap-844	75	30	.	.	PUNCT
ap-844	76	1	ieee	ieee	NOUN
ap-844	76	2	communications	communications	PROPN
ap-844	76	3	magazine	magazine	NOUN
ap-844	76	4	,	,	PUNCT
ap-844	76	5	july	july	PROPN
ap-844	76	6	2003	2003	NUM
ap-844	76	7	.	.	PUNCT
ap-844	77	1	[	[	X
ap-844	77	2	5	5	NUM
ap-844	77	3	]	]	X
ap-844	77	4	padgett	padgett	PROPN
ap-844	77	5	,	,	PUNCT
ap-844	77	6	j.	j.	PROPN
ap-844	77	7	:	:	PUNCT
ap-844	77	8	overview	overview	NOUN
ap-844	77	9	of	of	ADP
ap-844	77	10	uwb	uwb	PROPN
ap-844	77	11	impulse	impulse	ADJ
ap-844	77	12	radio	radio	NOUN
ap-844	77	13	.	.	PUNCT
ap-844	78	1	seminar	seminar	NOUN
ap-844	78	2	umiacs	umiac	NOUN
ap-844	78	3	/	/	SYM
ap-844	78	4	lts	lts	PROPN
ap-844	78	5	,	,	PUNCT
ap-844	78	6	march	march	PROPN
ap-844	78	7	2004	2004	NUM
ap-844	78	8	.	.	PUNCT
ap-844	79	1	vishwas	vishwas	PROPN
ap-844	79	2	lakkundi	lakkundi	PROPN
ap-844	79	3	e	e	NOUN
ap-844	79	4	-	-	NOUN
ap-844	79	5	mail	mail	NOUN
ap-844	79	6	:	:	PUNCT
ap-844	79	7	vishwas@feec.vutbr.cz	vishwas@feec.vutbr.cz	PROPN
ap-844	79	8	institute	institute	PROPN
ap-844	79	9	of	of	ADP
ap-844	79	10	radio	radio	NOUN
ap-844	79	11	electronics	electronic	NOUN
ap-844	79	12	brno	brno	PROPN
ap-844	79	13	university	university	PROPN
ap-844	79	14	of	of	ADP
ap-844	79	15	technology	technology	PROPN
ap-844	79	16	purkyňova	purkyňova	VERB
ap-844	79	17	118	118	NUM
ap-844	79	18	612	612	NUM
ap-844	79	19	00	00	NUM
ap-844	79	20	brno	brno	NOUN
ap-844	79	21	,	,	PUNCT
ap-844	79	22	czech	czech	PROPN
ap-844	79	23	republic	republic	NOUN
ap-844	79	24	20	20	NUM
ap-844	80	1	©	©	PROPN
ap-844	80	2	czech	czech	PROPN
ap-844	80	3	technical	technical	PROPN
ap-844	80	4	university	university	PROPN
ap-844	80	5	publishing	publishing	NOUN
ap-844	80	6	house	house	NOUN
ap-844	80	7	http://ctn.cvut.cz/ap/	http://ctn.cvut.cz/ap/	PROPN
ap-844	80	8	acta	acta	PROPN
ap-844	80	9	polytechnica	polytechnica	PROPN
ap-844	80	10	vol	vol	NOUN
ap-844	80	11	.	.	PUNCT
ap-844	81	1	46	46	NUM
ap-844	81	2	no	no	INTJ
ap-844	81	3	.	.	PUNCT
ap-844	82	1	4/2006	4/2006	NUM