id	sid	eid	entity	type
ajst-2156	1	1	academic journal of science and technology issn	ORG
ajst-2156	1	2	2771-3032	CARDINAL
ajst-2156	2	1	3	CARDINAL
ajst-2156	2	2	2	CARDINAL
ajst-2156	2	3	2022	CARDINAL
ajst-2156	2	4	nb-iot	ORG
ajst-2156	2	5	li	PERSON
ajst-2156	2	6	jiaowu cai	PERSON
ajst-2156	2	7	zhongshan polytechnic	ORG
ajst-2156	2	8	zhongshan	GPE
ajst-2156	2	9	528400	DATE
ajst-2156	2	10	china	GPE
ajst-2156	3	1	nbiot(narrowband	GPE
ajst-2156	4	1	bc20	PRODUCT
ajst-2156	6	1	3m.	TIME
ajst-2156	7	1	nb-iot	ORG
ajst-2156	8	1	1	CARDINAL
ajst-2156	13	1	1-3	CARDINAL
ajst-2156	15	1	2	CARDINAL
ajst-2156	15	2	1	CARDINAL
ajst-2156	15	3	2	CARDINAL
ajst-2156	15	4	6	CARDINAL
ajst-2156	15	5	3	CARDINAL
ajst-2156	15	6	4	CARDINAL
ajst-2156	15	7	5	CARDINAL
ajst-2156	15	8	6	CARDINAL
ajst-2156	16	1	1	CARDINAL
ajst-2156	17	1	two	CARDINAL
ajst-2156	18	1	bc20	PRODUCT
ajst-2156	19	1	1	CARDINAL
ajst-2156	20	1	135 3	DATE
ajst-2156	20	2	two	CARDINAL
ajst-2156	20	3	32	CARDINAL
ajst-2156	21	1	72	CARDINAL
ajst-2156	21	2	512	CARDINAL
ajst-2156	21	3	4	CARDINAL
ajst-2156	23	1	2	CARDINAL
ajst-2156	23	2	2	CARDINAL
ajst-2156	23	3	3.1	CARDINAL
ajst-2156	25	1	3	CARDINAL
ajst-2156	25	2	3	CARDINAL
ajst-2156	25	3	3	CARDINAL
ajst-2156	28	1	3.2	CARDINAL
ajst-2156	30	1	136	CARDINAL
ajst-2156	32	1	uart1	ORG
ajst-2156	33	1	4	CARDINAL
ajst-2156	33	2	4	CARDINAL
ajst-2156	33	3	3.3	CARDINAL
ajst-2156	34	1	nb-iot module bc20	ORG
ajst-2156	35	1	lna	ORG
ajst-2156	35	2	bc20	PRODUCT
ajst-2156	36	1	bc20	PRODUCT
ajst-2156	36	2	40%	PERCENT
ajst-2156	36	3	nb-iot+gnss	ORG
ajst-2156	36	4	nb-iot	ORG
ajst-2156	37	1	bc20	PRODUCT
ajst-2156	37	2	5	CARDINAL
ajst-2156	37	3	5	CARDINAL
ajst-2156	37	4	nb-iot module	ORG
ajst-2156	37	5	137	CARDINAL
ajst-2156	38	1	keil5	PERSON
ajst-2156	38	2	2017	CARDINAL
ajst-2156	42	1	4.1	CARDINAL
ajst-2156	42	2	two	CARDINAL
ajst-2156	44	1	uart1	ORG
ajst-2156	44	2	115200	CARDINAL
ajst-2156	45	1	6	CARDINAL
ajst-2156	46	1	6	CARDINAL
ajst-2156	46	2	4.2	CARDINAL
ajst-2156	48	1	uart1	ORG
ajst-2156	51	1	138	CARDINAL
ajst-2156	53	1	7	CARDINAL
ajst-2156	53	2	7	CARDINAL
ajst-2156	54	1	5	CARDINAL
ajst-2156	55	1	first	ORDINAL
ajst-2156	57	1	1	CARDINAL
ajst-2156	57	2	2	CARDINAL
ajst-2156	57	3	1	CARDINAL
ajst-2156	58	1	190	CARDINAL
ajst-2156	58	2	5.1 3.1 3.7 3.3	QUANTITY
ajst-2156	58	3	4.2 4.2	CARDINAL
ajst-2156	58	4	4.6	CARDINAL
ajst-2156	58	5	4.1 145	TIME
ajst-2156	58	6	3.3 3.4 3.1 3.3	TIME
ajst-2156	58	7	2	CARDINAL
ajst-2156	58	8	1 2.3	CARDINAL
ajst-2156	58	9	2.1 0.8	CARDINAL
ajst-2156	58	10	1	CARDINAL
ajst-2156	58	11	2	CARDINAL
ajst-2156	58	12	more than 3	CARDINAL
ajst-2156	58	13	5s	CARDINAL
ajst-2156	59	1	6.	CARDINAL
ajst-2156	59	2	nb-iot	ORG
ajst-2156	62	1	stm32	ORG
ajst-2156	63	1	139	CARDINAL
ajst-2156	64	1	zhongshan	GPE
ajst-2156	64	2	2022	CARDINAL
ajst-2156	66	1	li hailian	PERSON
ajst-2156	66	2	li jianyong	PERSON
ajst-2156	66	3	luo chunyang	PERSON
ajst-2156	67	1	17):124-128	DATE
ajst-2156	68	1	2	CARDINAL
ajst-2156	68	2	wen haikun	PERSON
ajst-2156	68	3	gong xuefei	PERSON
ajst-2156	68	4	antarctica	LOC
ajst-2156	69	1	impact,2015,34	DATE
ajst-2156	69	2	24):98-103	CARDINAL
ajst-2156	70	1	3	CARDINAL
ajst-2156	70	2	zhao ling	PERSON
ajst-2156	70	3	tang lan	PERSON
ajst-2156	70	4	xiang chunsheng.analysis	PERSON
ajst-2156	70	5	xihua university (	ORG
ajst-2156	70	6	4):1-4	DATE
ajst-2156	71	1	4	CARDINAL
ajst-2156	71	2	chen gang	PERSON
ajst-2156	71	3	liu jie	PERSON
ajst-2156	71	4	jingfeng	GPE
ajst-2156	72	1	stm32[j].digital	NORP
ajst-2156	72	2	10):32	CARDINAL
ajst-2156	73	1	5	CARDINAL
ajst-2156	74	1	6	CARDINAL
ajst-2156	74	2	chen bo	PERSON
ajst-2156	74	3	liu kaihua	PERSON
ajst-2156	75	1	45	CARDINAL