id	sid	eid	entity	type
ajst-31819	1	1	academic journal of science and technology issn	ORG
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ajst-31819	2	1	16	CARDINAL
ajst-31819	2	2	3	CARDINAL
ajst-31819	3	1	jia1	GPE
ajst-31819	3	2	jinglong yao1	PERSON
ajst-31819	3	3	1school	CARDINAL
ajst-31819	3	4	xiamen university	ORG
ajst-31819	3	5	tan kah kee college	PERSON
ajst-31819	3	6	363123	DATE
ajst-31819	3	7	fujian	GPE
ajst-31819	3	8	china	GPE
ajst-31819	3	9	2sinopec	DATE
ajst-31819	3	10	zhongyuan co.	ORG
ajst-31819	3	11	zhengzhou 450046	GPE
ajst-31819	3	12	henan	GPE
ajst-31819	3	13	china	GPE
ajst-31819	4	1	5	CARDINAL
ajst-31819	5	1	three	CARDINAL
ajst-31819	9	1	1	CARDINAL
ajst-31819	13	1	firstly	ORDINAL
ajst-31819	14	1	secondly	ORDINAL
ajst-31819	19	1	5	CARDINAL
ajst-31819	19	2	6	CARDINAL
ajst-31819	20	1	85%	PERCENT
ajst-31819	22	1	30 billion	CARDINAL
ajst-31819	22	2	2023	CARDINAL
ajst-31819	22	3	50 billion	MONEY
ajst-31819	22	4	2030	DATE
ajst-31819	24	1	firstly	ORDINAL
ajst-31819	28	1	4.0	CARDINAL
ajst-31819	29	1	huawei	ORG
ajst-31819	29	2	40%	PERCENT
ajst-31819	30	1	dji	ORG
ajst-31819	30	2	up to	QUANTITY
ajst-31819	30	3	15 kilometers	QUANTITY
ajst-31819	31	1	2	CARDINAL
ajst-31819	31	2	two	CARDINAL
ajst-31819	32	1	14	CARDINAL
ajst-31819	33	1	5g	CARDINAL
ajst-31819	33	2	6	CARDINAL
ajst-31819	34	1	three	CARDINAL
ajst-31819	35	1	2.1	CARDINAL
ajst-31819	40	1	2	CARDINAL
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ajst-31819	42	2	j. butler	PERSON
ajst-31819	51	1	4	CARDINAL
ajst-31819	53	1	5	CARDINAL
ajst-31819	54	1	brady et al	PERSON
ajst-31819	54	2	beamspace mimo	ORG
ajst-31819	54	3	mimo	PERSON
ajst-31819	57	1	recent years	DATE
ajst-31819	58	1	5	CARDINAL
ajst-31819	59	1	2.2	CARDINAL
ajst-31819	66	1	4g/5	CARDINAL
ajst-31819	67	1	the 1960s	DATE
ajst-31819	68	1	widrow	DATE
ajst-31819	69	1	the 1970s and	DATE
ajst-31819	69	2	1980s	DATE
ajst-31819	70	1	1969	DATE
ajst-31819	72	1	1986	DATE
ajst-31819	72	2	schmidt	PERSON
ajst-31819	74	1	roy	PERSON
ajst-31819	75	1	doa	PERSON
ajst-31819	77	1	15	CARDINAL
ajst-31819	78	1	dsp	ORG
ajst-31819	79	1	3g/4	CARDINAL
ajst-31819	83	1	yang kunde et al	PERSON
ajst-31819	84	1	shi yingchun et al	PERSON
ajst-31819	84	2	2	CARDINAL
ajst-31819	85	1	feng qing et al	PERSON
ajst-31819	87	1	wang ji et al	PERSON
ajst-31819	87	2	ris	PERSON
ajst-31819	89	1	wang ying et al	PERSON
ajst-31819	89	2	cnn	ORG
ajst-31819	92	1	2.3	CARDINAL
ajst-31819	98	1	the early 2010s	DATE
ajst-31819	98	2	5	CARDINAL
ajst-31819	100	1	ehab ali et al.	PERSON
ajst-31819	100	2	fifth	ORDINAL
ajst-31819	103	1	the early 2020s	DATE
ajst-31819	104	1	two	CARDINAL
ajst-31819	106	1	5	CARDINAL
ajst-31819	106	2	zhang et al	PERSON
ajst-31819	106	3	three	CARDINAL
ajst-31819	109	1	hong et al	GPE
ajst-31819	109	2	irs	ORG
ajst-31819	109	3	mimo systems[22	PERSON
ajst-31819	110	1	liu et al	PERSON
ajst-31819	111	1	irs	ORG
ajst-31819	111	2	irs	ORG
ajst-31819	112	1	zhang et al	PERSON
ajst-31819	112	2	doa	PERSON
ajst-31819	112	3	16	CARDINAL
ajst-31819	113	1	doa	PERSON
ajst-31819	113	2	doa	PERSON
ajst-31819	117	1	2.4	CARDINAL
ajst-31819	117	2	three	CARDINAL
ajst-31819	117	3	1	CARDINAL
ajst-31819	117	4	1	CARDINAL
ajst-31819	117	5	5g/6	CARDINAL
ajst-31819	121	1	3	CARDINAL
ajst-31819	124	1	1	CARDINAL
ajst-31819	127	1	2	CARDINAL
ajst-31819	128	1	zero	CARDINAL
ajst-31819	129	1	ris	PERSON
ajst-31819	130	1	6g.	QUANTITY
ajst-31819	130	2	3	CARDINAL
ajst-31819	131	1	3d	CARDINAL
ajst-31819	132	1	17	CARDINAL
ajst-31819	136	1	4.	CARDINAL
ajst-31819	137	1	first	ORDINAL
ajst-31819	138	1	three	CARDINAL
ajst-31819	142	1	xiamen university	ORG
ajst-31819	142	2	tan kah kee college+research	PERSON
ajst-31819	143	1	1	CARDINAL
ajst-31819	145	1	des.	GPE
ajst-31819	145	2	1961	DATE
ajst-31819	145	3	9(8	CARDINAL
ajst-31819	145	4	170	CARDINAL
ajst-31819	146	1	2	CARDINAL
ajst-31819	146	2	i. radar handbook[j	PERSON
ajst-31819	147	1	ieee aerospace electronic systems	ORG
ajst-31819	147	2	2008	DATE
ajst-31819	147	3	23(5	CARDINAL
ajst-31819	147	4	41	CARDINAL
ajst-31819	148	1	3	CARDINAL
ajst-31819	148	2	j. c.	PERSON
ajst-31819	148	3	third	ORDINAL
ajst-31819	149	1	prentice hall ptr	ORG
ajst-31819	149	2	1999	DATE
ajst-31819	150	1	4	CARDINAL
ajst-31819	150	2	haardt m. smart	PERSON
ajst-31819	150	3	challenges[j	ORG
ajst-31819	151	1	ieee communications	ORG
ajst-31819	151	2	2004	DATE
ajst-31819	151	3	42(9	DATE
ajst-31819	151	4	90-97	CARDINAL
ajst-31819	152	1	5	CARDINAL
ajst-31819	152	2	c. a.	GPE
ajst-31819	153	1	morgan & claypool publishers	ORG
ajst-31819	153	2	2007	DATE
ajst-31819	154	1	6	CARDINAL
ajst-31819	154	2	brady j	PERSON
ajst-31819	154	3	m. beamspace mimo	PERSON
ajst-31819	155	1	2013	DATE
ajst-31819	155	2	61(7	CARDINAL
ajst-31819	155	3	3814	CARDINAL
ajst-31819	156	1	7	CARDINAL
ajst-31819	156	2	kim s j	PERSON
ajst-31819	156	3	mimo systems[j	PERSON
ajst-31819	157	1	2022	CARDINAL
ajst-31819	157	2	21(9	DATE
ajst-31819	157	3	7343-7357	DATE
ajst-31819	158	1	8	CARDINAL
ajst-31819	158	2	li y	PERSON
ajst-31819	158	3	cheng w	PERSON
ajst-31819	160	1	2023	CARDINAL
ajst-31819	160	2	71(9	DATE
ajst-31819	160	3	5287-5302	CARDINAL
ajst-31819	161	1	9	CARDINAL
ajst-31819	161	2	1965，howells	CARDINAL
ajst-31819	163	1	pat.	PERSON
ajst-31819	163	2	3202990, 1965	DATE
ajst-31819	164	1	10	CARDINAL
ajst-31819	164	2	j.	PERSON
ajst-31819	164	3	1969	DATE
ajst-31819	166	1	57(8	DATE
ajst-31819	166	2	1408–1418	CARDINAL
ajst-31819	167	1	11	CARDINAL
ajst-31819	167	2	schmidt r. multiple	PERSON
ajst-31819	168	1	1986	DATE
ajst-31819	168	2	276	CARDINAL
ajst-31819	169	1	12	CARDINAL
ajst-31819	170	1	2002	DATE
ajst-31819	170	2	984	CARDINAL
ajst-31819	171	1	13	CARDINAL
ajst-31819	171	2	wang y, zhang y. the key technology	PERSON
ajst-31819	171	3	4	CARDINAL
ajst-31819	172	1	213	CARDINAL
ajst-31819	173	1	14	CARDINAL
ajst-31819	173	2	yang k.	PERSON
ajst-31819	177	1	2016.03.23	CARDINAL
ajst-31819	178	1	15	CARDINAL
ajst-31819	178	2	zhong z	PERSON
ajst-31819	178	3	zou x	PERSON
ajst-31819	179	1	loading[j	ORG
ajst-31819	180	1	2013	DATE
ajst-31819	180	2	1	CARDINAL
ajst-31819	180	3	218	CARDINAL
ajst-31819	181	1	16	CARDINAL
ajst-31819	181	2	feng q.	PERSON
ajst-31819	182	1	university of china	ORG
ajst-31819	182	2	2005	DATE
ajst-31819	183	1	17	CARDINAL
ajst-31819	183	2	wang j	PERSON
ajst-31819	183	3	sun j	PERSON
ajst-31819	183	4	fang w	PERSON
ajst-31819	185	1	2024	DATE
ajst-31819	185	2	1651	CARDINAL
ajst-31819	186	1	18	CARDINAL
ajst-31819	186	2	wang y	PERSON
ajst-31819	186	3	w	GPE
ajst-31819	187	1	2025	CARDINAL
ajst-31819	188	1	19	CARDINAL
ajst-31819	188	2	wang x	PERSON
ajst-31819	188	3	kong l	GPE
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ajst-31819	189	2	20(3	CARDINAL
ajst-31819	189	3	1616-1653	CARDINAL
ajst-31819	190	1	20	CARDINAL
ajst-31819	190	2	ali e	PERSON
ajst-31819	190	3	ismail m	PERSON
ajst-31819	190	4	nordin	PERSON
ajst-31819	190	5	5	CARDINAL
ajst-31819	191	1	2017	DATE
ajst-31819	191	2	753-772	CARDINAL
ajst-31819	192	1	21	CARDINAL
ajst-31819	192	2	zhang j	PERSON
ajst-31819	192	3	björnson e	PERSON
ajst-31819	192	4	5g[j	CARDINAL
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ajst-31819	193	2	38(8	DATE
ajst-31819	193	3	1637-1660	CARDINAL
ajst-31819	194	1	22	CARDINAL
ajst-31819	194	2	kim s j	PERSON
ajst-31819	194	3	mimo systems[j	PERSON
ajst-31819	195	1	2022	CARDINAL
ajst-31819	195	2	21(9	DATE
ajst-31819	195	3	7343-7357	DATE
ajst-31819	196	1	23	CARDINAL
ajst-31819	196	2	liu p	PERSON
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ajst-31819	196	4	cheng w	PERSON
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ajst-31819	198	2	71(9	DATE
ajst-31819	198	3	5287-5302	CARDINAL
ajst-31819	199	1	24	CARDINAL
ajst-31819	199	2	wu w. direction-of	PERSON
ajst-31819	200	1	2021	CARDINAL
ajst-31819	200	2	70	CARDINAL
ajst-31819	200	3	72-88	DATE
ajst-31819	201	1	25	CARDINAL
ajst-31819	201	2	zhou c.	PERSON
ajst-31819	202	1	2025	DATE