{"id":"https://openalex.org/W4367281519","doi":"https://doi.org/10.1109/mnet.004.2200462","title":"Massive Unsourced Random Access for NGMA: Architectures, Opportunities, and Challenges","display_name":"Massive Unsourced Random Access for NGMA: Architectures, Opportunities, and Challenges","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4367281519","doi":"https://doi.org/10.1109/mnet.004.2200462"},"language":"en","primary_location":{"id":"doi:10.1109/mnet.004.2200462","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mnet.004.2200462","pdf_url":null,"source":{"id":"https://openalex.org/S186584794","display_name":"IEEE Network","issn_l":"0890-8044","issn":["0890-8044","1558-156X"],"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 Network","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/A5024398292","display_name":"Jingze Che","orcid":"https://orcid.org/0000-0002-6286-9399"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingze Che","raw_affiliation_strings":["Zhejiang University,China","Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","Zhejiang University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","institution_ids":[]},{"raw_affiliation_string":"Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100751311","display_name":"Zhaoyang Zhang","orcid":"https://orcid.org/0000-0003-2346-6228"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaoyang Zhang","raw_affiliation_strings":["Zhejiang University,China","Zhejiang University, China","Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066878475","display_name":"Zhaohui Yang","orcid":"https://orcid.org/0000-0002-4475-589X"},"institutions":[{"id":"https://openalex.org/I4210123185","display_name":"Zhejiang Lab","ror":"https://ror.org/02m2h7991","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210123185"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaohui Yang","raw_affiliation_strings":["Zhejiang University,China","Zhejiang Lab, China","Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","Zhejiang University, China","Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang Lab, China","institution_ids":["https://openalex.org/I4210123185"]},{"raw_affiliation_string":"Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","institution_ids":[]},{"raw_affiliation_string":"Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100420351","display_name":"Xiaoming Chen","orcid":"https://orcid.org/0000-0002-1818-2135"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoming Chen","raw_affiliation_strings":["Zhejiang University,China","Zhejiang University, China","Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024046434","display_name":"Caijun Zhong","orcid":"https://orcid.org/0000-0002-9960-7800"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Caijun Zhong","raw_affiliation_strings":["Zhejiang University,China","Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","Zhejiang University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of Collaborative Sensing and Autonomous Unmanned Systems of Zhejiang Province, China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Information Processing, Communication and Networking of Zhejiang Province (IPCAN), China","institution_ids":[]},{"raw_affiliation_string":"Zhejiang University, China","institution_ids":["https://openalex.org/I76130692"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.5899,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.90532636,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"37","issue":"1","first_page":"28","last_page":"35"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.8726335167884827},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.803500771522522},{"id":"https://openalex.org/keywords/codebook","display_name":"Codebook","score":0.7014029622077942},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.54118412733078},{"id":"https://openalex.org/keywords/access-technology","display_name":"Access technology","score":0.49235832691192627},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.47321954369544983},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.4466615915298462},{"id":"https://openalex.org/keywords/low-latency","display_name":"Low latency (capital markets)","score":0.4335041046142578},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3445877432823181},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.34247511625289917},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3228171765804291},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.16105550527572632}],"concepts":[{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.8726335167884827},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.803500771522522},{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.7014029622077942},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.54118412733078},{"id":"https://openalex.org/C2983646967","wikidata":"https://www.wikidata.org/wiki/Q688498","display_name":"Access technology","level":3,"score":0.49235832691192627},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.47321954369544983},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4466615915298462},{"id":"https://openalex.org/C46637626","wikidata":"https://www.wikidata.org/wiki/Q6693015","display_name":"Low latency (capital markets)","level":2,"score":0.4335041046142578},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3445877432823181},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.34247511625289917},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3228171765804291},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.16105550527572632},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mnet.004.2200462","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mnet.004.2200462","pdf_url":null,"source":{"id":"https://openalex.org/S186584794","display_name":"IEEE Network","issn_l":"0890-8044","issn":["0890-8044","1558-156X"],"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 Network","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7099999785423279,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G3848361924","display_name":null,"funder_award_id":"61725104,U20A20158","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8647133246","display_name":null,"funder_award_id":"2018YFB1801104,2020YFB1807101","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W2496222037","https://openalex.org/W2742359230","https://openalex.org/W2981917204","https://openalex.org/W3045817796","https://openalex.org/W3046595859","https://openalex.org/W3080246763","https://openalex.org/W3105661242","https://openalex.org/W3110007321","https://openalex.org/W3135158731","https://openalex.org/W3217422833","https://openalex.org/W4205854747","https://openalex.org/W4206110203","https://openalex.org/W4207042768","https://openalex.org/W4210402271","https://openalex.org/W4220863604","https://openalex.org/W4307329937","https://openalex.org/W6773679877","https://openalex.org/W6845678736"],"related_works":["https://openalex.org/W4288568340","https://openalex.org/W3205411230","https://openalex.org/W4286899009","https://openalex.org/W9168048","https://openalex.org/W4300849822","https://openalex.org/W4376480820","https://openalex.org/W3155891479","https://openalex.org/W2293183350","https://openalex.org/W2368939799","https://openalex.org/W2543813329"],"abstract_inverted_index":{"Multiple":[0],"access":[1,16,26,51,87,96],"technology":[2,82],"plays":[3],"an":[4],"important":[5],"role":[6],"in":[7],"communication":[8],"systems,":[9],"which":[10],"can":[11],"enable":[12],"different":[13],"users":[14,56],"to":[15,66],"the":[17,23,62,101,110],"system":[18],"efficiently":[19],"and":[20,43,61,92,99,120,124,130],"reliably.":[21],"However,":[22],"conventional":[24],"multiple":[25,86],"technologies":[27],"are":[28,118,133],"not":[29],"suitable":[30],"for":[31,83,105],"future":[32,131],"sixth":[33],"generation":[34,85],"(6G)":[35],"systems":[36],"as":[37,122],"ultra-high":[38],"reliability,":[39],"extremely":[40],"low":[41],"latency,":[42],"massive":[44],"connectivity":[45],"should":[46],"be":[47],"supported.":[48],"Unsourced":[49],"random":[50,95],"(URA),":[52],"where":[53],"all":[54],"potential":[55,128],"share":[57],"a":[58,68,79],"common":[59],"codebook":[60],"BS":[63],"only":[64],"needs":[65],"decode":[67],"list":[69],"of":[70,73,103,114],"messages":[71],"instead":[72],"active":[74],"users'":[75],"identities":[76],"(IDs),":[77],"is":[78],"promising":[80],"multi-access":[81],"next":[84],"(NGMA).":[88],"This":[89],"article":[90],"summarizes":[91],"compares":[93],"existing":[94],"(RA)":[97],"schemes":[98],"determines":[100],"advantages":[102],"URA":[104,116],"6G":[106],"systems.":[107],"Moreover,":[108],"considering":[109],"special":[111],"unsourced":[112],"property":[113],"URA,":[115],"applications":[117],"discussed":[119],"summarized":[121],"user-specific":[123],"user-independent":[125],"scenarios.":[126],"Finally,":[127],"research":[129],"directions":[132],"pointed":[134],"out.":[135]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":15},{"year":2023,"cited_by_count":5}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}
