{"id":"https://openalex.org/W4413180069","doi":"https://doi.org/10.1109/gcwkshp64532.2024.11100884","title":"Asynchronous mmWave Cell-free Massive MIMO-OFDM with Per-Beam Timing Advance","display_name":"Asynchronous mmWave Cell-free Massive MIMO-OFDM with Per-Beam Timing Advance","publication_year":2024,"publication_date":"2024-12-08","ids":{"openalex":"https://openalex.org/W4413180069","doi":"https://doi.org/10.1109/gcwkshp64532.2024.11100884"},"language":"en","primary_location":{"id":"doi:10.1109/gcwkshp64532.2024.11100884","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcwkshp64532.2024.11100884","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5073371554","display_name":"Pengzhe Xin","orcid":"https://orcid.org/0000-0002-5361-2268"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pengzhe Xin","raw_affiliation_strings":["Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082946615","display_name":"Yang Cao","orcid":"https://orcid.org/0000-0002-6424-8633"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Cao","raw_affiliation_strings":["Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100345674","display_name":"Yu Liu","orcid":"https://orcid.org/0000-0001-9153-0442"},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Liu","raw_affiliation_strings":["Nanjing Ticom Tech Co., LTD.,Nanjing,China,210039"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanjing Ticom Tech Co., LTD.,Nanjing,China,210039","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100367743","display_name":"Hailong Wang","orcid":"https://orcid.org/0000-0002-0138-2966"},"institutions":[{"id":"https://openalex.org/I134687103","display_name":"Nanjing Tech University","ror":"https://ror.org/03sd35x91","country_code":"CN","type":"education","lineage":["https://openalex.org/I134687103"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hailong Wang","raw_affiliation_strings":["Nanjing Ticom Tech Co., LTD.,Nanjing,China,210039"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanjing Ticom Tech Co., LTD.,Nanjing,China,210039","institution_ids":["https://openalex.org/I134687103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007469408","display_name":"Yue Wu","orcid":"https://orcid.org/0000-0001-5754-8040"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yue Wu","raw_affiliation_strings":["Purple Mountain Laboratories,Nanjing,China,211111"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purple Mountain Laboratories,Nanjing,China,211111","institution_ids":["https://openalex.org/I4210155350"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022015602","display_name":"Xinjiang Xia","orcid":"https://orcid.org/0000-0003-3326-8022"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinjiang Xia","raw_affiliation_strings":["Purple Mountain Laboratories,Nanjing,China,211111"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purple Mountain Laboratories,Nanjing,China,211111","institution_ids":["https://openalex.org/I4210155350"]}]},{"author_position":"last","author":{"id":null,"display_name":"Dongming Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongming Wang","raw_affiliation_strings":["Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Southeast University,National Mobile Communications Research Laboratory,Nanjing,China,210096","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9997000098228455,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.8399616479873657},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7227588891983032},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6654453873634338},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5973863005638123},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.49166256189346313},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4127534329891205},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.25215667486190796},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17421332001686096},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.07007881999015808}],"concepts":[{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.8399616479873657},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7227588891983032},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6654453873634338},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5973863005638123},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.49166256189346313},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4127534329891205},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.25215667486190796},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17421332001686096},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.07007881999015808}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/gcwkshp64532.2024.11100884","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcwkshp64532.2024.11100884","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.7900000214576721,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1576690944","https://openalex.org/W2286275639","https://openalex.org/W2561566304","https://openalex.org/W2800897465","https://openalex.org/W2924818594","https://openalex.org/W2928963866","https://openalex.org/W2965123227","https://openalex.org/W2966084980","https://openalex.org/W2974046131","https://openalex.org/W3102684176","https://openalex.org/W3110989801","https://openalex.org/W3197134600","https://openalex.org/W3209298344","https://openalex.org/W4318586278","https://openalex.org/W4388740161"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W4391741972","https://openalex.org/W2116677773","https://openalex.org/W1986382998","https://openalex.org/W2517776947","https://openalex.org/W2084482193","https://openalex.org/W2972611783"],"abstract_inverted_index":{"Cell-free":[0],"massive":[1],"multiple-input-multiple-output":[2],"(CF-mMIMO)":[3],"is":[4,77],"regarded":[5],"as":[6],"one":[7],"of":[8,32,45,82,114],"the":[9,42,53,80,112,130,134,157],"promising":[10],"technologies":[11],"for":[12,96,137],"next-generation":[13],"wireless":[14],"networks.":[15],"However,":[16],"due":[17],"to":[18],"its":[19],"distributed":[20,146],"architecture,":[21],"geographically":[22],"separated":[23],"access":[24],"points":[25],"(APs)":[26],"jointly":[27],"serve":[28],"a":[29,68,88,119],"large":[30],"number":[31],"user-equipments":[33],"(UEs),":[34],"and":[35,106,128,145,165,167],"there":[36],"will":[37],"inevitably":[38],"be":[39,160],"differences":[40],"in":[41,67,133],"arrival":[43],"time":[44],"transmitted":[46],"signals.":[47],"In":[48],"this":[49],"paper,":[50],"we":[51,117],"investigate":[52],"downlink":[54,92,138],"millimeter-wave":[55],"(mmWave)":[56],"CF-mMIMO":[57],"orthogonal":[58],"frequency":[59],"division":[60],"multiplexing":[61],"(OFDM)":[62],"systems":[63],"with":[64],"asynchronous":[65,74,90,115,139,177],"reception":[66],"wide":[69],"area":[70],"coverage":[71],"scenario,":[72],"where":[73],"timing":[75,122],"offset":[76],"far":[78],"beyond":[79],"length":[81],"cyclic":[83],"prefix":[84],"(CP).":[85],"We":[86],"present":[87],"comprehensive":[89],"beam-domain":[91],"signal":[93],"transmission":[94],"model":[95],"mmWave":[97],"CF-mMIMO-OFDM":[98],"systems,":[99],"incorporating":[100],"phase":[101],"offset,":[102],"inter-carrier":[103],"interference":[104,108],"(ICI)":[105],"inter-symbol":[107],"(ISI).":[109],"To":[110],"address":[111],"issue":[113],"reception,":[116],"propose":[118],"novel":[120],"per-beam":[121],"advance":[123],"(PBTA)":[124],"hybrid":[125,171],"precoding":[126,172],"architecture":[127,173],"obtain":[129],"spectral":[131],"efficiency":[132],"beam":[135],"domain":[136],"reception.":[140],"Both":[141],"scalable":[142],"fully":[143],"centralized":[144],"implementations":[147],"are":[148],"taken":[149],"into":[150],"account.":[151],"The":[152],"simulation":[153],"results":[154],"demonstrate":[155],"that":[156],"performance":[158],"can":[159,174],"severely":[161],"limited":[162],"by":[163],"ICI":[164],"ISI,":[166],"our":[168],"proposed":[169],"PBTA":[170],"effectively":[175],"mitigate":[176],"interference.":[178]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}