{"id":"https://openalex.org/W2922989912","doi":"https://doi.org/10.1109/access.2019.2908688","title":"Cell-Free Millimeter-Wave Massive MIMO Systems With Limited Fronthaul Capacity","display_name":"Cell-Free Millimeter-Wave Massive MIMO Systems With Limited Fronthaul Capacity","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2922989912","doi":"https://doi.org/10.1109/access.2019.2908688","mag":"2922989912"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2908688","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2908688","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08678745.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08678745.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","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":true,"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":"last","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"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5068049967"],"corresponding_institution_ids":["https://openalex.org/I50441567"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":12.6671,"has_fulltext":true,"cited_by_count":178,"citation_normalized_percentile":{"value":0.99141848,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"7","issue":null,"first_page":"44596","last_page":"44612"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9987999796867371,"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/mimo","display_name":"MIMO","score":0.8216996192932129},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7681940793991089},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.47083258628845215},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4370495080947876},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.43130815029144287},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.41784483194351196},{"id":"https://openalex.org/keywords/coordinate-descent","display_name":"Coordinate descent","score":0.41511648893356323},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3971412777900696},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.33056068420410156},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19516098499298096},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.10518190264701843}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8216996192932129},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7681940793991089},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.47083258628845215},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4370495080947876},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.43130815029144287},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.41784483194351196},{"id":"https://openalex.org/C157553263","wikidata":"https://www.wikidata.org/wiki/Q5168004","display_name":"Coordinate descent","level":2,"score":0.41511648893356323},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3971412777900696},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.33056068420410156},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19516098499298096},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.10518190264701843},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2908688","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2908688","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08678745.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:60a404fc9e3645858f2e8e0038438293","is_oa":true,"landing_page_url":"https://doaj.org/article/60a404fc9e3645858f2e8e0038438293","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 44596-44612 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2908688","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2908688","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08678745.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1258440726","display_name":null,"funder_award_id":"(MINECO","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G1308619590","display_name":null,"funder_award_id":"C3-3-R","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G1643641974","display_name":null,"funder_award_id":"AEI/FEDER","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G1797484114","display_name":null,"funder_award_id":"TEC2017-90093-C3-3-R","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G1865708984","display_name":null,"funder_award_id":"AEI/FEDER, UE","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G3378225857","display_name":null,"funder_award_id":"TEC2017-90093-C3-3-R","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G4507082872","display_name":null,"funder_award_id":"(AEI/FEDER","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G466153858","display_name":null,"funder_award_id":"AEI/FEDER, UE","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G4816244515","display_name":null,"funder_award_id":"FEDER","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G4934715579","display_name":null,"funder_award_id":"AEI/FEDER","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G6199435811","display_name":null,"funder_award_id":"AEI/FEDER","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G7115649624","display_name":null,"funder_award_id":"FEDER, UE","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7420919289","display_name":null,"funder_award_id":"FEDER","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G7646709010","display_name":null,"funder_award_id":"TEC2017-90093-C3-3-R","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G8984051016","display_name":null,"funder_award_id":"TEC2017-90093-C3-3-R","funder_id":"https://openalex.org/F4320335204","funder_display_name":"Secretar\u00eda de Estado de Investigaci\u00f3n, Desarrollo e Innovaci\u00f3n"}],"funders":[{"id":"https://openalex.org/F4320321837","display_name":"Ministerio de Econom\u00eda y Competitividad","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320335204","display_name":"Secretar\u00eda de Estado de Investigaci\u00f3n, Desarrollo e Innovaci\u00f3n","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2922989912.pdf","grobid_xml":"https://content.openalex.org/works/W2922989912.grobid-xml"},"referenced_works_count":48,"referenced_works":["https://openalex.org/W1432778544","https://openalex.org/W1518945650","https://openalex.org/W1540562499","https://openalex.org/W1540764732","https://openalex.org/W1991056455","https://openalex.org/W2023182510","https://openalex.org/W2023535408","https://openalex.org/W2023877378","https://openalex.org/W2023901033","https://openalex.org/W2053521124","https://openalex.org/W2064969374","https://openalex.org/W2088212435","https://openalex.org/W2103972037","https://openalex.org/W2106929598","https://openalex.org/W2116334496","https://openalex.org/W2129344187","https://openalex.org/W2147601077","https://openalex.org/W2149258241","https://openalex.org/W2155174176","https://openalex.org/W2162636480","https://openalex.org/W2238937638","https://openalex.org/W2241455052","https://openalex.org/W2286275639","https://openalex.org/W2291881344","https://openalex.org/W2343491855","https://openalex.org/W2469174679","https://openalex.org/W2478708596","https://openalex.org/W2511549126","https://openalex.org/W2556358251","https://openalex.org/W2592085864","https://openalex.org/W2593893328","https://openalex.org/W2605344455","https://openalex.org/W2607478241","https://openalex.org/W2610350904","https://openalex.org/W2611749634","https://openalex.org/W2739778833","https://openalex.org/W2781054684","https://openalex.org/W2799918952","https://openalex.org/W2803073251","https://openalex.org/W2883271860","https://openalex.org/W2896937853","https://openalex.org/W2899232524","https://openalex.org/W2962785465","https://openalex.org/W2963304087","https://openalex.org/W2963491643","https://openalex.org/W2963894874","https://openalex.org/W2963933750","https://openalex.org/W3101675433"],"related_works":["https://openalex.org/W2117229703","https://openalex.org/W3120756218","https://openalex.org/W2139276415","https://openalex.org/W2187599770","https://openalex.org/W2022712430","https://openalex.org/W3152506997","https://openalex.org/W4295727671","https://openalex.org/W2953178323","https://openalex.org/W2072925128","https://openalex.org/W2561058892"],"abstract_inverted_index":{"Network":[0],"densification,":[1],"massive":[2,38,47],"multiple-input":[3],"multiple-output":[4],"(MIMO),":[5],"and":[6,29,98,106,188,198],"millimeter-wave":[7],"(mmWave)":[8],"bands":[9],"have":[10],"recently":[11],"emerged":[12],"as":[13],"some":[14],"of":[15,24,56,65,83,117,132,139,156,196,201],"the":[16,21,54,63,81,94,99,115,135,140,147,153,157,165,175,180,185,189,194,199],"physical":[17],"layer":[18],"enablers":[19],"for":[20,44,93],"future":[22],"generations":[23],"wireless":[25],"communication":[26],"networks":[27],"(5G":[28],"beyond).":[30],"Grounded":[31],"on":[32,35,80,89],"prior":[33],"work":[34],"sub-6-GHz":[36],"cell-free":[37,45],"MIMO":[39,48],"architectures,":[40],"a":[41,128],"novel":[42],"framework":[43],"mmWave":[46],"systems":[49],"is":[50,75,78],"introduced":[51],"that":[52,77,146],"considers":[53],"use":[55,116],"low-complexity":[57],"hybrid":[58],"precoders/decoders":[59],"while":[60,162],"factors":[61],"in":[62],"impact":[64],"using":[66],"capacity-constrained":[67],"fronthaul":[68,100,107,186],"links.":[69],"A":[70],"suboptimal":[71],"pilot":[72,149,168],"allocation":[73,105,150,169],"strategy":[74,151],"proposed":[76,112,148],"grounded":[79],"idea":[82],"clustering":[84],"by":[85],"dissimilarity.":[86],"Furthermore,":[87],"based":[88],"mathematically":[90],"tractable":[91],"expressions":[92],"per-user":[95,183],"achievable":[96,181],"rates":[97],"capacity":[101],"consumption,":[102],"max-min":[103,182],"power":[104],"quantization":[108],"optimization":[109,125],"algorithms":[110],"are":[111],"that,":[113],"combining":[114],"block":[118],"coordinate":[119],"descent":[120],"methods":[121],"with":[122],"sequential":[123],"linear":[124],"programs,":[126],"ensure":[127],"uniformly":[129],"good":[130],"quality":[131],"service":[133],"over":[134],"whole":[136],"coverage":[137],"area":[138],"network.":[141],"The":[142],"simulation":[143],"results":[144],"show":[145],"eludes":[152],"computational":[154],"burden":[155],"optimal":[158,190],"small-scale":[159],"CSI-based":[160],"scheme":[161],"clearly":[163],"outperforming":[164],"classical":[166],"random":[167],"approaches.":[170],"Moreover,":[171],"they":[172],"also":[173],"reveal":[174],"various":[176],"existing":[177],"trade-offs":[178],"among":[179],"rate,":[184],"requirements,":[187],"hardware":[191],"complexity":[192],"(i.e.,":[193],"number":[195,200],"antennas":[197],"RF":[202],"chains).":[203]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":12},{"year":2024,"cited_by_count":27},{"year":2023,"cited_by_count":32},{"year":2022,"cited_by_count":38},{"year":2021,"cited_by_count":39},{"year":2020,"cited_by_count":20},{"year":2019,"cited_by_count":8}],"updated_date":"2026-03-28T08:17:26.163206","created_date":"2025-10-10T00:00:00"}
