{"id":"https://openalex.org/W4393059640","doi":"https://doi.org/10.1109/gcwkshps58843.2023.10464544","title":"Weighted Sum Power Minimization in UAV Empowered Cell-Free Massive MIMO Systems","display_name":"Weighted Sum Power Minimization in UAV Empowered Cell-Free Massive MIMO Systems","publication_year":2023,"publication_date":"2023-12-04","ids":{"openalex":"https://openalex.org/W4393059640","doi":"https://doi.org/10.1109/gcwkshps58843.2023.10464544"},"language":"en","primary_location":{"id":"doi:10.1109/gcwkshps58843.2023.10464544","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/gcwkshps58843.2023.10464544","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-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/A5101084141","display_name":"Linlin Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Linlin Xu","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100743927","display_name":"Qi Zhu","orcid":"https://orcid.org/0000-0002-8190-8912"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Zhu","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075408600","display_name":"Wenchao Xia","orcid":"https://orcid.org/0000-0001-6245-0347"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenchao Xia","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030858163","display_name":"Tony Q. S. Quek","orcid":"https://orcid.org/0000-0002-4037-3149"},"institutions":[{"id":"https://openalex.org/I152815399","display_name":"Singapore University of Technology and Design","ror":"https://ror.org/05j6fvn87","country_code":"SG","type":"education","lineage":["https://openalex.org/I152815399"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Tony Q. S. Quek","raw_affiliation_strings":["Singapore University of Technology and Design,Information Systems Technology and Design Pillar,Singapore,487372"],"affiliations":[{"raw_affiliation_string":"Singapore University of Technology and Design,Information Systems Technology and Design Pillar,Singapore,487372","institution_ids":["https://openalex.org/I152815399"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100755735","display_name":"Hongbo Zhu","orcid":"https://orcid.org/0000-0002-1032-4434"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongbo Zhu","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Jiangsu Key Laboratory of Wireless Communications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101084141"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":null,"apc_paid":null,"fwci":0.1337,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.49305022,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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":0.9994000196456909,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9980000257492065,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9976999759674072,"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/mimo","display_name":"MIMO","score":0.7488623857498169},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.6516886949539185},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5707283616065979},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.48769769072532654},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4019656479358673},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2303280234336853},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22842413187026978},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.08285576105117798},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08066654205322266}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7488623857498169},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.6516886949539185},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5707283616065979},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.48769769072532654},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4019656479358673},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2303280234336853},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22842413187026978},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.08285576105117798},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08066654205322266},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/gcwkshps58843.2023.10464544","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/gcwkshps58843.2023.10464544","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8199999928474426,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G7075795604","display_name":null,"funder_award_id":"62201285","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2144382887","https://openalex.org/W2145486800","https://openalex.org/W2164271287","https://openalex.org/W2286275639","https://openalex.org/W2338770003","https://openalex.org/W2773222971","https://openalex.org/W2962804513","https://openalex.org/W2971415724","https://openalex.org/W3004946548","https://openalex.org/W3104746390","https://openalex.org/W3127940641","https://openalex.org/W3169591209","https://openalex.org/W3194645875","https://openalex.org/W3209298344","https://openalex.org/W4297912121","https://openalex.org/W4312597125"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W4391913857","https://openalex.org/W2350741829","https://openalex.org/W2530322880"],"abstract_inverted_index":{"Cell-free":[0],"massive":[1],"multiple-input-multiple-out":[2],"(CF-mMIMO)":[3],"systems":[4],"provide":[5],"limited":[6,58,91],"coverage":[7,51],"because":[8],"of":[9,52,60,75,94,101],"expensive":[10],"wired":[11,62],"fronthaul":[12,80,118,138],"between":[13],"access":[14,88],"points":[15],"(APs)":[16],"and":[17,63,97,117,137,170,197],"central":[18],"processing":[19],"unit":[20],"(CPU).":[21],"To":[22,71],"address":[23],"this":[24],"challenge,":[25],"we":[26,104,126],"propose":[27,127],"a":[28,106,128],"novel":[29],"framework":[30,131],"where":[31],"an":[32,39,189],"unmanned":[33],"aerial":[34,40],"vehicle":[35],"(UAV),":[36],"acting":[37],"as":[38,120,122],"AP,":[41],"works":[42],"coherently":[43],"with":[44,85],"the":[45,50,61,66,78,82,86,95,99,134,154,184,206,214,219],"ground":[46],"APs":[47],"to":[48,57,112,180,183,202,205],"expand":[49],"conventional":[53],"CF-mMIMO":[54],"system.":[55],"Due":[56],"capacity":[59],"wireless":[64,79],"fronthaul,":[65],"compress-and-forward":[67],"scheme":[68],"is":[69,157,200],"introduced.":[70],"avoid":[72],"additional":[73],"use":[74],"spectrum":[76],"resources,":[77],"shares":[81],"total":[83],"bandwidth":[84],"radio":[87],"networks.":[89],"Considering":[90],"power":[92,109],"supply":[93],"UAV":[96,123,155],"for":[98],"goal":[100],"green":[102],"communications,":[103],"formulate":[105],"weighted":[107],"sum":[108],"minimization":[110],"problem":[111],"jointly":[113],"optimize":[114],"downlink":[115,135],"beamforming":[116,136],"compression,":[119],"well":[121],"placement.":[124],"Then,":[125],"two-timescale":[129,216],"optimization":[130,176],"in":[132,142,159],"which":[133],"compression":[139],"are":[140,178],"optimized":[141,158],"each":[143,160],"short":[144,185],"timescale":[145,162,186,208],"based":[146,163,174,192],"on":[147,164,193],"instantaneous":[148],"channel":[149],"state":[150],"information":[151],"(CSI),":[152],"whereas":[153],"placement":[156],"long":[161,207],"statistical":[165],"CSI.":[166],"Specifically,":[167],"uplink-downlink":[168],"duality":[169],"semidefinite":[171],"relaxation":[172],"(SDR)":[173],"alternating":[175],"techniques":[177],"introduced":[179],"find":[181,203],"solutions":[182,204],"issue,":[187],"while":[188],"iterative":[190],"algorithm":[191,217],"successive":[194],"convex":[195],"approximation":[196],"SDR":[198],"methods":[199],"proposed":[201,215],"issue.":[209],"Simulation":[210],"results":[211],"demonstrate":[212],"that":[213],"outperforms":[218],"baseline":[220],"algorithms.":[221]},"counts_by_year":[{"year":2023,"cited_by_count":1}],"updated_date":"2025-12-25T23:11:45.687758","created_date":"2025-10-10T00:00:00"}
