{"id":"https://openalex.org/W2108081384","doi":"https://doi.org/10.1109/icassp.2012.6288607","title":"Weighted sum rate optimization for downlink multiuser MIMO systems with per antenna power constraint: Downlink-uplink duality approach","display_name":"Weighted sum rate optimization for downlink multiuser MIMO systems with per antenna power constraint: Downlink-uplink duality approach","publication_year":2012,"publication_date":"2012-03-01","ids":{"openalex":"https://openalex.org/W2108081384","doi":"https://doi.org/10.1109/icassp.2012.6288607","mag":"2108081384"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2012.6288607","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2012.6288607","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5033914007","display_name":"Tadilo Endeshaw Bogale","orcid":"https://orcid.org/0000-0003-1332-8542"},"institutions":[{"id":"https://openalex.org/I95674353","display_name":"UCLouvain","ror":"https://ror.org/02495e989","country_code":"BE","type":"education","lineage":["https://openalex.org/I95674353"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Tadilo Endeshaw Bogale","raw_affiliation_strings":["ICTEAM Institute, Universit\u00e8 catholique de Louvain, Louvain-la-Neuve, Belgium","ICTEAM Institute, Universit\u00e8 catholique de Louvain, Place du Levant B-1348, Louvain La Neuve, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICTEAM Institute, Universit\u00e8 catholique de Louvain, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]},{"raw_affiliation_string":"ICTEAM Institute, Universit\u00e8 catholique de Louvain, Place du Levant B-1348, Louvain La Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000909128","display_name":"Luc Vandendorpe","orcid":"https://orcid.org/0000-0003-4958-8848"},"institutions":[{"id":"https://openalex.org/I95674353","display_name":"UCLouvain","ror":"https://ror.org/02495e989","country_code":"BE","type":"education","lineage":["https://openalex.org/I95674353"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Luc Vandendorpe","raw_affiliation_strings":["ICTEAM Institute, Universit\u00e8 catholique de Louvain, Louvain-la-Neuve, Belgium","ICTEAM Institute, Universit\u00e8 catholique de Louvain, Place du Levant B-1348, Louvain La Neuve, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICTEAM Institute, Universit\u00e8 catholique de Louvain, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]},{"raw_affiliation_string":"ICTEAM Institute, Universit\u00e8 catholique de Louvain, Place du Levant B-1348, Louvain La Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I95674353"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"56","issue":null,"first_page":"3245","last_page":"3248"},"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9997000098228455,"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":0.9991999864578247,"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/telecommunications-link","display_name":"Telecommunications link","score":0.9066324234008789},{"id":"https://openalex.org/keywords/duality","display_name":"Duality (order theory)","score":0.7485347390174866},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6361610889434814},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5575658082962036},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5338082909584045},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5127319097518921},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4995243549346924},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.41137364506721497},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40532898902893066},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3058226406574249},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.26972252130508423},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1320887804031372},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.11608511209487915}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.9066324234008789},{"id":"https://openalex.org/C2778023678","wikidata":"https://www.wikidata.org/wiki/Q554403","display_name":"Duality (order theory)","level":2,"score":0.7485347390174866},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6361610889434814},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5575658082962036},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5338082909584045},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5127319097518921},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4995243549346924},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.41137364506721497},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40532898902893066},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3058226406574249},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.26972252130508423},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1320887804031372},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.11608511209487915}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2012.6288607","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2012.6288607","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:dial.uclouvain.be:boreal:116824","is_oa":false,"landing_page_url":"http://hdl.handle.net/2078/116824","pdf_url":null,"source":{"id":"https://openalex.org/S4306401902","display_name":"Digital Access to Libraries (Universit\u00e9 catholique de Louvain (UCL), l'Universit\u00e9 de Namur (UNamur) and the Universit\u00e9 Saint-Louis (USL-B))","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I95674353","host_organization_name":"UCLouvain","host_organization_lineage":["https://openalex.org/I95674353"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1976109068","https://openalex.org/W2093512560","https://openalex.org/W2098988750","https://openalex.org/W2111805192","https://openalex.org/W2115908423","https://openalex.org/W2124809476","https://openalex.org/W2132201981","https://openalex.org/W2153110099","https://openalex.org/W4250589301","https://openalex.org/W6674046125","https://openalex.org/W6677441878"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2105999282","https://openalex.org/W1922070205","https://openalex.org/W2136902318","https://openalex.org/W2561058892"],"abstract_inverted_index":{"This":[0],"paper":[1],"considers":[2],"weighted":[3,56,65],"sum":[4,57,66],"rate":[5],"maximization":[6],"constrained":[7],"with":[8],"a":[9,55,95,112],"per":[10],"base":[11],"station":[12],"(BS)":[13],"antenna":[14],"power":[15,153],"problem":[16,36,48,52],"for":[17],"multiuser":[18],"multiple-input":[19],"multiple-output":[20],"(MIMO)":[21],"systems.":[22],"For":[23],"this":[24],"problem,":[25,83],"we":[26,45,62,100,127,142],"propose":[27],"new":[28],"downlink-uplink":[29],"duality":[30,70,120,148],"based":[31,149],"solution.":[32],"We":[33],"solve":[34,133],"the":[35,75,80,86,91,102,108,119,123,134,146],"as":[37,94],"follows.":[38],"First,":[39],"by":[40,73,111],"introducing":[41],"additional":[42],"optimization":[43,130],"variables,":[44],"reformulate":[46],"our":[47,139],"into":[49],"an":[50],"equivalent":[51],"that":[53,145,155],"incorporates":[54],"mean-square-error":[58],"(MSE)":[59],"term.":[60],"Second,":[61],"establish":[63],"novel":[64],"MSE":[67],"duality.":[68],"The":[69],"is":[71],"established":[72],"modifying":[74],"input":[76],"covariance":[77,88],"matrix":[78,89],"of":[79,90,125,156],"dual":[81],"uplink":[82,92],"and":[84,105,122],"formulating":[85],"noise":[87],"channel":[93,110],"fixed":[96],"point":[97],"function.":[98],"Third,":[99],"optimize":[101],"introduced":[103],"variables":[104],"powers":[106],"in":[107],"downlink":[109,136],"Geometric":[113],"Program":[114],"(GP)":[115],"method.":[116],"Fourth,":[117],"using":[118],"result":[121],"solution":[124,150],"GP,":[126],"apply":[128],"alternating":[129],"technique":[131],"to":[132],"original":[135],"problem.":[137],"In":[138],"simulation":[140],"results,":[141],"have":[143],"observed":[144],"proposed":[147],"utilizes":[151],"less":[152],"than":[154],"existing":[157],"algorithms.":[158]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
