{"id":"https://openalex.org/W4403863252","doi":"https://doi.org/10.1109/ojcoms.2024.3487912","title":"Subgroup-Centric Multicast Cell-Free Massive MIMO","display_name":"Subgroup-Centric Multicast Cell-Free Massive MIMO","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4403863252","doi":"https://doi.org/10.1109/ojcoms.2024.3487912"},"language":"en","primary_location":{"id":"doi:10.1109/ojcoms.2024.3487912","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3487912","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Open Journal of the Communications Society","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/ojcoms.2024.3487912","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054158555","display_name":"Alejandro de la Fuente","orcid":"https://orcid.org/0000-0001-5358-2348"},"institutions":[{"id":"https://openalex.org/I182083151","display_name":"Universidad Rey Juan Carlos","ror":"https://ror.org/01v5cv687","country_code":"ES","type":"education","lineage":["https://openalex.org/I182083151"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Alejandro De La Fuente","raw_affiliation_strings":["Department of Signal Theory and Communications, Universidad Rey Juan Carlos, Fuenlabrada, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universidad Rey Juan Carlos, Fuenlabrada, Spain","institution_ids":["https://openalex.org/I182083151"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068049967","display_name":"Guillem Femenias","orcid":"https://orcid.org/0000-0003-2002-1733"},"institutions":[{"id":"https://openalex.org/I50441567","display_name":"Universitat de les Illes Balears","ror":"https://ror.org/03e10x626","country_code":"ES","type":"education","lineage":["https://openalex.org/I50441567"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Guillem Femenias","raw_affiliation_strings":["Mobile Communications Group, University of the Balearic Islands, Palma, Spain"],"affiliations":[{"raw_affiliation_string":"Mobile Communications Group, University of the Balearic Islands, Palma, Spain","institution_ids":["https://openalex.org/I50441567"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041966559","display_name":"Felip Riera-Palou","orcid":"https://orcid.org/0000-0001-7080-3173"},"institutions":[{"id":"https://openalex.org/I50441567","display_name":"Universitat de les Illes Balears","ror":"https://ror.org/03e10x626","country_code":"ES","type":"education","lineage":["https://openalex.org/I50441567"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Felip Riera-Palou","raw_affiliation_strings":["Mobile Communications Group, University of the Balearic Islands, Palma, Spain"],"affiliations":[{"raw_affiliation_string":"Mobile Communications Group, University of the Balearic Islands, Palma, Spain","institution_ids":["https://openalex.org/I50441567"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017495041","display_name":"Giovanni Interdonato","orcid":"https://orcid.org/0000-0002-6078-835X"},"institutions":[{"id":"https://openalex.org/I186995768","display_name":"Universit\u00e0 degli studi di Cassino e del Lazio Meridionale","ror":"https://ror.org/04nxkaq16","country_code":"IT","type":"education","lineage":["https://openalex.org/I186995768"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giovanni Interdonato","raw_affiliation_strings":["Department of Electrical and Information Engineering, University of Cassino and Southern Lazio, Cassino, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering, University of Cassino and Southern Lazio, Cassino, Italy","institution_ids":["https://openalex.org/I186995768"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054158555"],"corresponding_institution_ids":["https://openalex.org/I182083151"],"apc_list":{"value":1750,"currency":"USD","value_usd":1750},"apc_paid":{"value":1750,"currency":"USD","value_usd":1750},"fwci":1.0439,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77434118,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"5","issue":null,"first_page":"6872","last_page":"6889"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9952999949455261,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9941999912261963,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/multicast","display_name":"Multicast","score":0.7924010157585144},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5857446193695068},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4718318581581116}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7924010157585144},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5857446193695068},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4718318581581116}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/ojcoms.2024.3487912","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3487912","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Open Journal of the Communications Society","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:91ff8de3a7e64791a962feb5cc9ce63c","is_oa":true,"landing_page_url":"https://doaj.org/article/91ff8de3a7e64791a962feb5cc9ce63c","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Open Journal of the Communications Society, Vol 5, Pp 6872-6889 (2024)","raw_type":"article"},{"id":"pmh:oai:eciencia.urjc.es:10115/40899","is_oa":true,"landing_page_url":"https://hdl.handle.net/10115/40899","pdf_url":null,"source":{"id":"https://openalex.org/S4377196484","display_name":"BURJC Digital (King Juan Carlos University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I182083151","host_organization_name":"Universidad Rey Juan Carlos","host_organization_lineage":["https://openalex.org/I182083151"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/ojcoms.2024.3487912","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3487912","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Open Journal of the Communications Society","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1518945650","https://openalex.org/W2025709622","https://openalex.org/W2105056110","https://openalex.org/W2286275639","https://openalex.org/W2537771783","https://openalex.org/W2561711915","https://openalex.org/W2588151259","https://openalex.org/W2589647989","https://openalex.org/W2593893328","https://openalex.org/W2612881001","https://openalex.org/W2742503793","https://openalex.org/W2753160534","https://openalex.org/W2770606349","https://openalex.org/W2787596476","https://openalex.org/W2793445217","https://openalex.org/W2797535556","https://openalex.org/W2919645791","https://openalex.org/W2922989912","https://openalex.org/W2963048054","https://openalex.org/W2964050245","https://openalex.org/W2964181991","https://openalex.org/W2971055167","https://openalex.org/W2974046131","https://openalex.org/W2979317621","https://openalex.org/W2982577521","https://openalex.org/W3001739548","https://openalex.org/W3007633271","https://openalex.org/W3008339132","https://openalex.org/W3045526577","https://openalex.org/W3082876858","https://openalex.org/W3091752016","https://openalex.org/W3098994186","https://openalex.org/W3099019646","https://openalex.org/W3099921307","https://openalex.org/W3110989801","https://openalex.org/W3126686235","https://openalex.org/W3130941713","https://openalex.org/W3169339747","https://openalex.org/W3188358066","https://openalex.org/W4206648047","https://openalex.org/W4221162823","https://openalex.org/W4288391293","https://openalex.org/W4312311124","https://openalex.org/W4312755071","https://openalex.org/W4377015086","https://openalex.org/W4385834606","https://openalex.org/W4391807244","https://openalex.org/W4396753526"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2033488476","https://openalex.org/W2131092765","https://openalex.org/W2277662012","https://openalex.org/W1589992863","https://openalex.org/W4377015086","https://openalex.org/W2167268310","https://openalex.org/W1942969496"],"abstract_inverted_index":{"Cell-free":[0],"massive":[1],"multiple-input":[2],"multiple-output":[3],"(CF-mMIMO)":[4],"is":[5,71,103],"an":[6,51],"emerging":[7],"technology":[8],"for":[9,54,127,135,240,262],"beyond":[10],"fifth-generation":[11],"(5G)":[12],"systems":[13],"aimed":[14],"at":[15],"enhancing":[16],"the":[17,94,106,109,114,123,131,148,155,164,170,186,202,208,221,237,258,265],"energy":[18],"and":[19,130,154,215,249,267],"spectral":[20,204],"efficiencies":[21],"of":[22,31,113,176,207,232,252,270],"future":[23],"mobile":[24],"networks":[25],"while":[26,64],"providing":[27],"nearly":[28],"uniform":[29,248],"quality":[30],"service":[32,62,70,187,210],"to":[33,49,212],"all":[34,59],"users.":[35,116],"Moreover,":[36],"multicasting":[37,47],"has":[38],"garnered":[39],"increasing":[40],"attention":[41],"in":[42,108,174,191,220,230],"recent":[43],"years,":[44],"as":[45,257],"physical-layer":[46],"proves":[48],"be":[50],"efficient":[52],"approach":[53],"serving":[55],"multiple":[56],"users":[57,95,181,194,253],"simultaneously,":[58],"with":[60],"identical":[61],"demands":[63],"sharing":[65,122],"radio":[66],"resources.":[67],"A":[68],"multicast":[69,80,89,98,115,180,198,209,217,242,255,272],"typically":[72],"delivered":[73],"using":[74],"either":[75],"unicast":[76,214],"or":[77],"a":[78,87,271],"single":[79,216],"transmission.":[81,137,218],"In":[82,189],"contrast,":[83,190],"this":[84],"work":[85],"introduces":[86],"subgroup-centric":[88],"CF-mMIMO":[90,273],"framework":[91,118,140],"that":[92,163,246],"splits":[93],"into":[96],"several":[97],"subgroups.":[99],"The":[100,138],"subgroup":[101],"creation":[102],"based":[104],"on":[105,142],"similarities":[107],"spatial":[110],"channel":[111,128],"characteristics":[112],"This":[117],"benefits":[119],"from":[120],"efficiently":[121],"pilot":[124],"sequence":[125],"used":[126,134],"estimation":[129],"precoding":[132,145,167,172,226],"filters":[133],"data":[136],"proposed":[139],"relies":[141],"two":[143],"scalable":[144],"strategies,":[146],"namely,":[147],"centralized":[149,165],"improved":[150],"partial":[151],"MMSE":[152],"(IP-MMSE)":[153],"distributed":[156,184,224],"conjugate":[157],"beamforming":[158],"(CB).":[159],"Numerical":[160],"results":[161],"demonstrate":[162],"IP-MMSE":[166],"strategy":[168],"outperforms":[169,227],"CB":[171,225],"scheme":[173],"terms":[175,231],"sum":[177,203,266],"SE":[178,269],"when":[179],"are":[182,195],"uniformly":[183],"across":[185],"area.":[188],"cases":[192],"where":[193],"spatially":[196],"clustered,":[197],"subgrouping":[199,256],"significantly":[200],"enhances":[201],"efficiency":[205],"(SE)":[206],"compared":[211],"both":[213,264],"Interestingly,":[219],"latter":[222],"scenario,":[223],"IP-MMSE,":[228],"particularly":[229],"per-user":[233,268],"SE,":[234],"making":[235],"it":[236],"best":[238],"solution":[239,261],"delivering":[241],"content.":[243],"Heterogeneous":[244],"scenarios":[245],"combine":[247],"clustered":[250],"distributions":[251],"validate":[254],"most":[259],"effective":[260],"improving":[263],"service.":[274]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
