{"id":"https://openalex.org/W4409014731","doi":"https://doi.org/10.1109/tvt.2025.3556519","title":"User Activity Detection With Delay-Calibration for Asynchronous Massive Random Access","display_name":"User Activity Detection With Delay-Calibration for Asynchronous Massive Random Access","publication_year":2025,"publication_date":"2025-03-31","ids":{"openalex":"https://openalex.org/W4409014731","doi":"https://doi.org/10.1109/tvt.2025.3556519"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2025.3556519","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3556519","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041940743","display_name":"Zhichao Shao","orcid":"https://orcid.org/0000-0002-4243-5681"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210123686","display_name":"Quzhou University","ror":"https://ror.org/024nfx323","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210123686"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhichao Shao","raw_affiliation_strings":["Yangtze Delta Region Institute Quzhou, University of Electronic Science and Technology of China, Quzhou, China","Yangtze Delta Region Institute (Quzhou), University of Electronic Science and Technology of China, Quzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-4243-5681","affiliations":[{"raw_affiliation_string":"Yangtze Delta Region Institute Quzhou, University of Electronic Science and Technology of China, Quzhou, China","institution_ids":["https://openalex.org/I4210123686","https://openalex.org/I150229711"]},{"raw_affiliation_string":"Yangtze Delta Region Institute (Quzhou), University of Electronic Science and Technology of China, Quzhou, China","institution_ids":["https://openalex.org/I4210123686","https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063946480","display_name":"Xiaojun Yuan","orcid":"https://orcid.org/0000-0002-0433-6535"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojun Yuan","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-0433-6535","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049028312","display_name":"Rodrigo C. de Lamare","orcid":"https://orcid.org/0000-0003-2322-6451"},"institutions":[{"id":"https://openalex.org/I2699952","display_name":"Pontif\u00edcia Universidade Cat\u00f3lica do Rio de Janeiro","ror":"https://ror.org/01dg47b60","country_code":"BR","type":"education","lineage":["https://openalex.org/I2699952"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rodrigo C. de Lamare","raw_affiliation_strings":["Department of Electrical Engineering, Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil","Department of Electrical Engineering (DEE), Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-2322-6451","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I2699952"]},{"raw_affiliation_string":"Department of Electrical Engineering (DEE), Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I2699952"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100676345","display_name":"Yong Zhang","orcid":"https://orcid.org/0000-0003-3248-5463"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Zhang","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.3242,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.91758249,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"74","issue":"8","first_page":"12689","last_page":"12702"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9537000060081482,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9537000060081482,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9509999752044678,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9276999831199646,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.7089766263961792},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6047379374504089},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.5611326098442078},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.44793450832366943},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.4257752001285553},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11615851521492004},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.092617928981781}],"concepts":[{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.7089766263961792},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6047379374504089},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.5611326098442078},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.44793450832366943},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.4257752001285553},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11615851521492004},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.092617928981781}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2025.3556519","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3556519","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1526632983","https://openalex.org/W1536252645","https://openalex.org/W2026933032","https://openalex.org/W2038194220","https://openalex.org/W2042768148","https://openalex.org/W2083604420","https://openalex.org/W2095746761","https://openalex.org/W2102251435","https://openalex.org/W2105103777","https://openalex.org/W2108659721","https://openalex.org/W2110767187","https://openalex.org/W2116068224","https://openalex.org/W2126408684","https://openalex.org/W2164902512","https://openalex.org/W2422021507","https://openalex.org/W2534515931","https://openalex.org/W2604470139","https://openalex.org/W2742359230","https://openalex.org/W2762829118","https://openalex.org/W2890736047","https://openalex.org/W2945463326","https://openalex.org/W2963128632","https://openalex.org/W2981917204","https://openalex.org/W3046595859","https://openalex.org/W3080246763","https://openalex.org/W3089248281","https://openalex.org/W3106287211","https://openalex.org/W3133014047","https://openalex.org/W3133800032","https://openalex.org/W3145775433","https://openalex.org/W3160389596","https://openalex.org/W3206148293","https://openalex.org/W4212870808","https://openalex.org/W4250589301","https://openalex.org/W4312246029","https://openalex.org/W4312402502","https://openalex.org/W4386075214","https://openalex.org/W4390284852","https://openalex.org/W4392158640","https://openalex.org/W4395064458","https://openalex.org/W6633070339","https://openalex.org/W6663044212"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2116677773","https://openalex.org/W3133183159","https://openalex.org/W2155261584","https://openalex.org/W2584231425","https://openalex.org/W2150611273","https://openalex.org/W2390279801","https://openalex.org/W2952222336"],"abstract_inverted_index":{"This":[0],"work":[1],"considers":[2],"an":[3,46],"uplink":[4],"asynchronous":[5],"massive":[6,35],"random":[7],"access":[8,18,47],"scenario":[9],"in":[10,49,153,200],"which":[11,50],"a":[12,19,58,124,133,166],"large":[13],"number":[14,41],"of":[15,34,42,45,70,75,105,140,180,187,196,202,208,214],"users":[16,92,98],"asynchronously":[17],"base":[20],"station":[21],"equipped":[22],"with":[23,62],"multiple":[24],"receive":[25],"antennas.":[26],"The":[27,82],"objective":[28],"is":[29,54,130,151],"to":[30,38,109,157],"alleviate":[31],"the":[32,39,68,73,80,96,110,115,138,154,159,170,176,181,185,194,197,203,209,212,217],"problem":[33,119,183],"collision":[36],"due":[37],"limited":[40,188],"orthogonal":[43],"preambles":[44],"scheme":[48],"user":[51,59,112,116],"activity":[52,60,113,117],"detection":[53,61,118,182,219],"performed.":[55],"We":[56],"propose":[57,165],"delay-calibration":[63],"(UAD-DC)":[64],"algorithm":[65,84,136,156,199],"and":[66,89,216],"investigate":[67],"benefits":[69],"oversampling":[71],"for":[72,169],"estimation":[74,104],"continuous":[76],"time":[77,87,106],"delays":[78,88],"at":[79],"receiver.":[81],"proposed":[83,155,198],"iteratively":[85],"estimates":[86],"detects":[90],"active":[91],"by":[93,132,174],"noting":[94],"that":[95],"collided":[97],"can":[99,120],"be":[100,121],"identified":[101],"through":[102],"accurate":[103],"delays.":[107],"Due":[108],"sporadic":[111],"patterns,":[114],"formulated":[122],"as":[123],"compressive":[125],"sensing":[126],"(CS)":[127],"problem.":[128],"It":[129],"solved":[131],"modified":[134],"Turbo-CS":[135],"under":[137,184],"consideration":[139],"correlated":[141],"noise":[142],"samples":[143],"resulting":[144],"from":[145],"oversampling.":[146],"A":[147],"sliding":[148],"window":[149],"technique":[150],"applied":[152],"reduce":[158],"overall":[160],"computational":[161],"complexity.":[162],"Moreover,":[163],"we":[164],"new":[167],"design":[168],"pulse":[171],"shaping":[172],"filter":[173],"minimizing":[175],"Bayesian":[177],"Cram\u00e9r-Rao":[178],"bound":[179],"constraint":[186],"spectral":[189],"bandwidth.":[190],"Numerical":[191],"results":[192],"demonstrate":[193],"efficacy":[195],"terms":[201],"normalized":[204],"mean":[205],"squared":[206],"error":[207],"estimated":[210],"channel,":[211],"probability":[213],"misdetection,":[215],"successful":[218],"ratio.":[220]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}