{"id":"https://openalex.org/W3011607985","doi":"https://doi.org/10.1109/access.2020.2981967","title":"Downlink Power Optimization for Cell-Free Massive MIMO Over Spatially Correlated Rayleigh Fading Channels","display_name":"Downlink Power Optimization for Cell-Free Massive MIMO Over Spatially Correlated Rayleigh Fading Channels","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3011607985","doi":"https://doi.org/10.1109/access.2020.2981967","mag":"3011607985"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.2981967","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2981967","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09042221.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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/ielx7/6287639/8948470/09042221.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052658498","display_name":"Jiahua Qiu","orcid":"https://orcid.org/0000-0002-7079-1755"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahua Qiu","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-7079-1755","affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kui Xu","orcid":"https://orcid.org/0000-0003-4830-8672"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kui Xu","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4830-8672","affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074781573","display_name":"Xiaochen Xia","orcid":"https://orcid.org/0000-0002-2186-4655"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaochen Xia","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-2186-4655","affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049573949","display_name":"Zhexian Shen","orcid":"https://orcid.org/0000-0003-4372-6971"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhexian Shen","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4372-6971","affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101484759","display_name":"Wei Xie","orcid":"https://orcid.org/0000-0002-9173-6499"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Xie","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-9173-6499","affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":4.5789,"has_fulltext":true,"cited_by_count":59,"citation_normalized_percentile":{"value":0.95430182,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"8","issue":null,"first_page":"56214","last_page":"56227"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9980999827384949,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9980999827384949,"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/telecommunications-link","display_name":"Telecommunications link","score":0.8349248766899109},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.686668872833252},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.6418834924697876},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6118203401565552},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5846704840660095},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5552437901496887},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5165366530418396},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.4603239595890045},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.41152840852737427},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.36172205209732056},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.21585801243782043},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1945289671421051},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1877668797969818},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.11250033974647522},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07341384887695312}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8349248766899109},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.686668872833252},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.6418834924697876},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6118203401565552},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5846704840660095},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5552437901496887},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5165366530418396},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.4603239595890045},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.41152840852737427},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.36172205209732056},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.21585801243782043},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1945289671421051},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1877668797969818},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.11250033974647522},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07341384887695312},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.2981967","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2981967","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09042221.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:ed88e53b0c6f414a8b5c1746f0682cf5","is_oa":true,"landing_page_url":"https://doaj.org/article/ed88e53b0c6f414a8b5c1746f0682cf5","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"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 8, Pp 56214-56227 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.2981967","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2981967","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09042221.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.9100000262260437,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1000437423","display_name":"H2H\u548cM2M\u5171\u5b58\u573a\u666f\u4e0b\u5927\u89c4\u6a21\u5f02\u8d28M2M\u7ec8\u7aef\u63a5\u5165\u63a7\u5236\u7406\u8bba\u4e0e\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61771486","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3197097897","display_name":null,"funder_award_id":"BK20181335","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G6405113447","display_name":"\u5e26\u5185\u5168\u53cc\u5de5\u591a\u7528\u6237MIMO\u7cfb\u7edf\u4e2d\u7684\u5e72\u6270\u7ba1\u7406\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61671472","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6806220461","display_name":null,"funder_award_id":"61901519","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G6984821347","display_name":null,"funder_award_id":"61901519","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation 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/F4320321605","display_name":"Government of Jiangsu Province","ror":"https://ror.org/004svx814"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3011607985.pdf","grobid_xml":"https://content.openalex.org/works/W3011607985.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W1971443733","https://openalex.org/W1997834106","https://openalex.org/W2045527888","https://openalex.org/W2064147473","https://openalex.org/W2101727634","https://openalex.org/W2131350052","https://openalex.org/W2141682101","https://openalex.org/W2286275639","https://openalex.org/W2293606211","https://openalex.org/W2296319761","https://openalex.org/W2593893328","https://openalex.org/W2607478241","https://openalex.org/W2770606349","https://openalex.org/W2797535556","https://openalex.org/W2799918952","https://openalex.org/W2884911846","https://openalex.org/W2907461669","https://openalex.org/W2963851315","https://openalex.org/W2963894874","https://openalex.org/W2964035837","https://openalex.org/W2964042011","https://openalex.org/W2964044470","https://openalex.org/W2969768389","https://openalex.org/W2974046131","https://openalex.org/W3099019646","https://openalex.org/W3099345048","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2116044594","https://openalex.org/W2101999641","https://openalex.org/W1503152075","https://openalex.org/W301676527","https://openalex.org/W2052600062","https://openalex.org/W2124541664","https://openalex.org/W289296924","https://openalex.org/W2122920812","https://openalex.org/W2076148615","https://openalex.org/W2109988226"],"abstract_inverted_index":{"Cell-free":[0],"massive":[1],"multiple-input":[2],"multiple-output":[3],"(mMIMO)":[4],"is":[5,79,87,154],"regarded":[6],"as":[7],"a":[8],"promising":[9],"technology":[10],"in":[11],"the":[12,21,30,37,52,69,73,91,97,104,110,142,147,161],"future":[13],"wireless":[14],"communication.":[15],"This":[16],"paper":[17,50,102],"aims":[18],"to":[19],"minimize":[20],"downlink":[22,31,57,75,111,148],"power":[23,38,76,84,98,112,144,149,164],"consumption":[24,113,150],"of":[25,34,40,54,106,114,151,179],"cell-free":[26,115,152],"mMIMO":[27,116,153],"system":[28],"under":[29,141],"rate":[32],"constraints":[33,39],"users":[35],"and":[36,63,81,135],"per-antenna":[41],"over":[42],"spatially":[43],"correlated":[44],"Rayleigh":[45],"fading":[46],"channels.":[47],"Firstly,":[48],"this":[49,101],"studies":[51],"performance":[53],"two":[55,70],"different":[56,107],"transmission":[58,62,71,124,130,163],"modes:":[59],"non-coherent":[60,128],"joint":[61,65,123,129],"coherent":[64,122],"transmission.":[66],"Then,":[67],"for":[68],"modes,":[72],"corresponding":[74],"optimization":[77,85,99],"model":[78],"established":[80],"an":[82],"efficient":[83],"algorithm":[86],"proposed":[88],"based":[89],"on":[90,109,131],"Lagrange":[92],"multiplier":[93],"(LM)":[94],"method.":[95],"Under":[96],"model,":[100],"analyzes":[103],"impact":[105],"factors":[108],"system.":[117],"Simulation":[118],"results":[119],"show":[120],"that":[121],"performs":[125],"better":[126],"than":[127,157],"spectral":[132],"efficiency":[133,137],"(SE)":[134],"energy":[136],"(EE).":[138],"In":[139],"addition,":[140],"same":[143],"control":[145],"strategy,":[146],"much":[155],"lower":[156],"co-located":[158],"mMIMO.":[159],"Moreover,":[160],"total":[162],"decreases":[165],"when":[166],"more":[167],"antennas":[168],"are":[169],"utilized":[170],"at":[171],"each":[172],"access":[173],"point":[174],"(AP)":[175],"or":[176],"spatial":[177],"correlation":[178],"channels":[180],"becomes":[181],"weak.":[182]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":13},{"year":2020,"cited_by_count":10}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
