{"id":"https://openalex.org/W4393171207","doi":"https://doi.org/10.1109/tcomm.2024.3381707","title":"WMMSE-Based Rate Maximization for RIS-Assisted MU-MIMO Systems","display_name":"WMMSE-Based Rate Maximization for RIS-Assisted MU-MIMO Systems","publication_year":2024,"publication_date":"2024-03-25","ids":{"openalex":"https://openalex.org/W4393171207","doi":"https://doi.org/10.1109/tcomm.2024.3381707"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2024.3381707","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2024.3381707","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Communications","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/A5006892394","display_name":"Hyuckjin Choi","orcid":"https://orcid.org/0000-0002-1134-2693"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hyuckjin Choi","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-1134-2693","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027055000","display_name":"A. Lee Swindlehurst","orcid":"https://orcid.org/0000-0002-0521-3107"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. Lee Swindlehurst","raw_affiliation_strings":["Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-0521-3107","affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065248740","display_name":"Junil Choi","orcid":"https://orcid.org/0000-0002-9862-9020"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junil Choi","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-9862-9020","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4231,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.88948597,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"72","issue":"8","first_page":"5194","last_page":"5208"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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"}},{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.995199978351593,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9921000003814697,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6808986663818359},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.6438814401626587},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49757030606269836},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.494205504655838},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2507423758506775},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22818037867546082},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.16254004836082458},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.13248801231384277}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6808986663818359},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.6438814401626587},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49757030606269836},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.494205504655838},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2507423758506775},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22818037867546082},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.16254004836082458},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.13248801231384277}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2024.3381707","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2024.3381707","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.44999998807907104,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G414493885","display_name":null,"funder_award_id":"P0022557","funder_id":"https://openalex.org/F4320322064","funder_display_name":"Korea Institute for Advancement of Technology"},{"id":"https://openalex.org/G5208676812","display_name":null,"funder_award_id":"ECCS-2030029","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8320711427","display_name":null,"funder_award_id":"CNS-2107182","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320322064","display_name":"Korea Institute for Advancement of Technology","ror":"https://ror.org/015w1qa96"},{"id":"https://openalex.org/F4320329803","display_name":"LG Electronics","ror":"https://ror.org/03ddh2c27"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1970830346","https://openalex.org/W1997834106","https://openalex.org/W2054692642","https://openalex.org/W2147584524","https://openalex.org/W2163762663","https://openalex.org/W2605344455","https://openalex.org/W2739778833","https://openalex.org/W2945534522","https://openalex.org/W2950077417","https://openalex.org/W2950680381","https://openalex.org/W2955897898","https://openalex.org/W2969424089","https://openalex.org/W2971912794","https://openalex.org/W2990747873","https://openalex.org/W3012004564","https://openalex.org/W3021225717","https://openalex.org/W3035386068","https://openalex.org/W3039402952","https://openalex.org/W3041653465","https://openalex.org/W3046938740","https://openalex.org/W3091752016","https://openalex.org/W3096023787","https://openalex.org/W3098797675","https://openalex.org/W3100368766","https://openalex.org/W3115103619","https://openalex.org/W3133910016","https://openalex.org/W3134746776","https://openalex.org/W3158061244","https://openalex.org/W3166998838","https://openalex.org/W3177820584","https://openalex.org/W3189447947","https://openalex.org/W4211120851","https://openalex.org/W4212913394","https://openalex.org/W4221160263","https://openalex.org/W4285122253","https://openalex.org/W4317515958","https://openalex.org/W4387609079","https://openalex.org/W4389545158"],"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":{"Reconfigurable":[0],"intelligent":[1],"surface":[2],"(RIS)":[3],"technology,":[4],"given":[5],"its":[6],"ability":[7],"to":[8,68,124,149],"favorably":[9],"modify":[10],"wireless":[11],"communication":[12,24],"environments,":[13],"will":[14],"play":[15],"a":[16,51,75,83],"pivotal":[17],"role":[18],"in":[19,140],"the":[20,41,55,70,88,93,99,113,117,120,125,134,141],"evolution":[21],"of":[22,116],"future":[23],"systems.":[25],"This":[26],"paper":[27],"proposes":[28],"rate":[29,136],"maximization":[30,137],"techniques":[31],"for":[32,106],"both":[33,98],"single-user":[34],"and":[35,102,119],"multiuser":[36],"MIMO":[37],"systems,":[38],"based":[39],"on":[40],"well-known":[42],"weighted":[43,61],"minimum":[44],"mean":[45,62],"square":[46,63],"error":[47,64],"(WMMSE)":[48],"criterion.":[49],"Using":[50],"suitable":[52],"weight":[53],"matrix,":[54],"WMMSE":[56,142],"algorithm":[57],"tackles":[58],"an":[59],"equivalent":[60],"(WMSE)":[65],"minimization":[66],"problem":[67],"achieve":[69],"sum-rate":[71,100,121],"maximization.":[72],"By":[73],"considering":[74],"more":[76],"practical":[77],"RIS":[78,94,107,126],"system":[79],"model":[80],"that":[81,133],"employs":[82],"tensor-based":[84],"representation":[85],"enforced":[86],"by":[87,92,111],"electromagnetic":[89],"behavior":[90],"exhibited":[91],"panel,":[95],"we":[96],"detail":[97],"maximizing":[101],"WMSE":[103,118],"minimizing":[104],"strategies":[105],"phase":[108,127],"shift":[109,128],"optimization":[110],"deriving":[112],"closed-form":[114],"gradient":[115],"with":[122],"respect":[123],"vector.":[129],"Our":[130],"simulations":[131],"reveal":[132],"proposed":[135],"technique,":[138],"rooted":[139],"algorithm,":[143],"exhibits":[144],"superior":[145],"performance":[146],"when":[147],"compared":[148],"other":[150],"benchmarks.":[151]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":12},{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}