{"id":"https://openalex.org/W3111602850","doi":"https://doi.org/10.1109/tgcn.2020.3043049","title":"Energy Efficiency Maximization Under Minimum Rate Constraints in Multi-Cell MIMO Systems With Finite Buffers","display_name":"Energy Efficiency Maximization Under Minimum Rate Constraints in Multi-Cell MIMO Systems With Finite Buffers","publication_year":2020,"publication_date":"2020-12-08","ids":{"openalex":"https://openalex.org/W3111602850","doi":"https://doi.org/10.1109/tgcn.2020.3043049","mag":"3111602850"},"language":"en","primary_location":{"id":"doi:10.1109/tgcn.2020.3043049","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2020.3043049","pdf_url":null,"source":{"id":"https://openalex.org/S4210192662","display_name":"IEEE Transactions on Green Communications and Networking","issn_l":"2473-2400","issn":["2473-2400"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Green Communications and Networking","raw_type":"journal-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/A5027494306","display_name":"Juno V. Saraiva","orcid":"https://orcid.org/0000-0001-5044-6009"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Juno Vitorino Saraiva","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-5044-6009","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085236919","display_name":"Roberto P. Antonioli","orcid":"https://orcid.org/0000-0003-1163-9953"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Roberto Pinto Antonioli","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-1163-9953","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016692893","display_name":"G\u00e1bor Fodor","orcid":"https://orcid.org/0000-0002-2289-3159"},"institutions":[{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Gabor Fodor","raw_affiliation_strings":["Division of Decision and Control Systems, KTH Royal Institute of Technology, Stockholm, Sweden","Ericsson Research, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-2289-3159","affiliations":[{"raw_affiliation_string":"Division of Decision and Control Systems, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]},{"raw_affiliation_string":"Ericsson Research, Stockholm, Sweden","institution_ids":["https://openalex.org/I1306339040"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010512726","display_name":"Iran M. Braga","orcid":"https://orcid.org/0000-0003-0209-850X"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Iran Mesquita Braga","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-0209-850X","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090779581","display_name":"Walter C. Freitas","orcid":"https://orcid.org/0000-0002-0821-3460"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Walter C. Freitas","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-0821-3460","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065666108","display_name":"Yuri C. B. Silva","orcid":"https://orcid.org/0000-0002-1795-6004"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Yuri C. B. Silva","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-1795-6004","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009527177","display_name":"Carlos Silva","orcid":"https://orcid.org/0000-0003-2428-4880"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Carlos F. M. e Silva","raw_affiliation_strings":["Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-2428-4880","affiliations":[{"raw_affiliation_string":"Wireless Telecom Research Group (GTEL), Federal University of Cear\u00e1, Fortaleza, Brazil","institution_ids":["https://openalex.org/I243754102"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2045,"currency":"USD","value_usd":2045},"apc_paid":null,"fwci":0.5184,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.63585615,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"5","issue":"1","first_page":"174","last_page":"189"},"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9991000294685364,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9988999962806702,"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/fractional-programming","display_name":"Fractional programming","score":0.7390109896659851},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.7248404026031494},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.7028494477272034},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6828230619430542},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5117799639701843},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.47376468777656555},{"id":"https://openalex.org/keywords/geometric-programming","display_name":"Geometric programming","score":0.4589169919490814},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.45793959498405457},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.44908517599105835},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.42420071363449097},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1755843162536621},{"id":"https://openalex.org/keywords/nonlinear-programming","display_name":"Nonlinear programming","score":0.12896853685379028},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.1200331449508667},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10271701216697693}],"concepts":[{"id":"https://openalex.org/C169069869","wikidata":"https://www.wikidata.org/wiki/Q5477546","display_name":"Fractional programming","level":4,"score":0.7390109896659851},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.7248404026031494},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.7028494477272034},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6828230619430542},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5117799639701843},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.47376468777656555},{"id":"https://openalex.org/C20729856","wikidata":"https://www.wikidata.org/wiki/Q2078279","display_name":"Geometric programming","level":2,"score":0.4589169919490814},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.45793959498405457},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.44908517599105835},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.42420071363449097},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1755843162536621},{"id":"https://openalex.org/C115527620","wikidata":"https://www.wikidata.org/wiki/Q769909","display_name":"Nonlinear programming","level":3,"score":0.12896853685379028},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.1200331449508667},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10271701216697693},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgcn.2020.3043049","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2020.3043049","pdf_url":null,"source":{"id":"https://openalex.org/S4210192662","display_name":"IEEE Transactions on Green Communications and Networking","issn_l":"2473-2400","issn":["2473-2400"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Green Communications and Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.46000000834465027,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":66,"referenced_works":["https://openalex.org/W1528416259","https://openalex.org/W1557286734","https://openalex.org/W1967956032","https://openalex.org/W1969648546","https://openalex.org/W1970830346","https://openalex.org/W1971605862","https://openalex.org/W1994623385","https://openalex.org/W2006518148","https://openalex.org/W2013928364","https://openalex.org/W2015856576","https://openalex.org/W2023068466","https://openalex.org/W2026518456","https://openalex.org/W2035535653","https://openalex.org/W2040699579","https://openalex.org/W2052312065","https://openalex.org/W2060821751","https://openalex.org/W2074978263","https://openalex.org/W2077136942","https://openalex.org/W2082085686","https://openalex.org/W2096380022","https://openalex.org/W2100755644","https://openalex.org/W2104230425","https://openalex.org/W2128513990","https://openalex.org/W2132712787","https://openalex.org/W2139111642","https://openalex.org/W2143021984","https://openalex.org/W2147056723","https://openalex.org/W2156577211","https://openalex.org/W2158111816","https://openalex.org/W2162986857","https://openalex.org/W2163762663","https://openalex.org/W2167619909","https://openalex.org/W2244244780","https://openalex.org/W2275974491","https://openalex.org/W2276964001","https://openalex.org/W2338858490","https://openalex.org/W2341062043","https://openalex.org/W2468678507","https://openalex.org/W2518672058","https://openalex.org/W2593893328","https://openalex.org/W2608539699","https://openalex.org/W2755328349","https://openalex.org/W2785349417","https://openalex.org/W2788350651","https://openalex.org/W2792173924","https://openalex.org/W2808112695","https://openalex.org/W2897546540","https://openalex.org/W2917846555","https://openalex.org/W2949979136","https://openalex.org/W2964011335","https://openalex.org/W2964079128","https://openalex.org/W2971202289","https://openalex.org/W2975924451","https://openalex.org/W2980415509","https://openalex.org/W3010311742","https://openalex.org/W3102523087","https://openalex.org/W3106282754","https://openalex.org/W3117037870","https://openalex.org/W4250589301","https://openalex.org/W4254313632","https://openalex.org/W4297825594","https://openalex.org/W6631457460","https://openalex.org/W6643145507","https://openalex.org/W6675835234","https://openalex.org/W6696497002","https://openalex.org/W6760396582"],"related_works":["https://openalex.org/W103185312","https://openalex.org/W4236268295","https://openalex.org/W2110326814","https://openalex.org/W4247131404","https://openalex.org/W3012426452","https://openalex.org/W2414140563","https://openalex.org/W2046207812","https://openalex.org/W2001839669","https://openalex.org/W2274955970","https://openalex.org/W2000501782"],"abstract_inverted_index":{"Having":[0],"recognized":[1],"the":[2,6,72,81,115,124,141,176,179],"dramatic":[3],"increase":[4],"in":[5,80,137,187],"number":[7],"of":[8,83,117,143,178,189],"mobile":[9],"devices":[10],"and":[11,16,59,120,156,170,182,197],"infrastructure":[12],"nodes,":[13],"standards":[14],"organizations":[15],"regulatory":[17],"bodies":[18],"have":[19,41],"adopted":[20],"energy":[21],"efficiency":[22],"(EE)":[23],"as":[24],"a":[25,103,163],"key":[26],"performance":[27,62,185],"metric":[28],"for":[29,77,195],"fifth-generation":[30],"networks.":[31],"Recent":[32],"works":[33],"on":[34],"multiple":[35,37],"input":[36],"output":[38],"(MIMO)":[39],"systems":[40],"suggested":[42],"that":[43],"it":[44],"is":[45,109,130,146],"important":[46],"to":[47,55,111,132,153],"use":[48],"finite-buffer":[49,84,198],"models,":[50],"because":[51],"they":[52],"may":[53],"lead":[54],"better":[56],"transceiver":[57,74],"designs":[58],"more":[60],"accurate":[61],"analyses":[63],"than":[64],"full-buffer":[65],"traffic":[66],"models.":[67,199],"Therefore,":[68],"this":[69,144],"article":[70],"addresses":[71],"MIMO":[73],"design":[75],"problem":[76,91,129,136,145],"EE":[78,191],"maximization":[79],"downlink":[82],"multicell":[85],"systems.":[86],"Unlike":[87],"previous":[88],"works,":[89],"our":[90],"formulation":[92],"takes":[93],"into":[94],"account":[95],"per-user":[96],"minimum":[97],"rate":[98],"requirements.":[99],"We":[100],"arrive":[101],"at":[102],"nonconvex":[104],"fractional":[105,118,126],"optimization":[106,128,135],"problem,":[107],"which":[108],"hard":[110],"tackle.":[112],"By":[113],"exploiting":[114],"properties":[116],"programming,":[119],"using":[121,148],"Dinkelbach's":[122],"method,":[123],"resulting":[125],"form":[127],"transformed":[131],"an":[133],"equivalent":[134],"subtractive":[138],"form.":[139],"Next,":[140],"nonconvexity":[142],"handled":[147],"successive":[149],"convex":[150],"approximation,":[151],"leading":[152],"iterative":[154],"centralized":[155],"decentralized":[157],"resource":[158],"allocation":[159],"solutions.":[160],"Finally,":[161],"considering":[162],"realistic":[164],"channel":[165],"model":[166],"with":[167],"space,":[168],"frequency":[169],"time":[171],"correlations,":[172],"numerical":[173],"results":[174],"confirm":[175],"effectiveness":[177],"proposed":[180],"algorithms":[181],"indicate":[183],"significant":[184],"gains":[186],"terms":[188],"achieved":[190],"over":[192],"existing":[193],"solutions":[194],"full":[196]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-08-28T12:50:07.497085","created_date":"2025-10-10T00:00:00"}