{"id":"https://openalex.org/W1988106138","doi":"https://doi.org/10.1109/icc.2014.6884134","title":"Decentralizing the optimal multi-cell beamforming via large system analysis","display_name":"Decentralizing the optimal multi-cell beamforming via large system analysis","publication_year":2014,"publication_date":"2014-06-01","ids":{"openalex":"https://openalex.org/W1988106138","doi":"https://doi.org/10.1109/icc.2014.6884134","mag":"1988106138"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2014.6884134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2014.6884134","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Communications (ICC)","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/A5013985203","display_name":"Hossein Asgharimoghaddam","orcid":"https://orcid.org/0000-0001-8250-6168"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Hossein Asgharimoghaddam","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland","Centre for Wireless Communication, University of Oulu, Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Centre for Wireless Communication, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039827493","display_name":"Antti T\u00f6lli","orcid":"https://orcid.org/0000-0001-6219-9770"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Antti Tolli","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland","Centre for Wireless Communication, University of Oulu, Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Centre for Wireless Communication, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009064777","display_name":"Nandana Rajatheva","orcid":"https://orcid.org/0000-0002-7029-5583"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Nandana Rajatheva","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland","Centre for Wireless Communication, University of Oulu, Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Centre for Wireless Communication, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5013985203"],"corresponding_institution_ids":["https://openalex.org/I98381234"],"apc_list":null,"apc_paid":null,"fwci":4.2477,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.94647081,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"5125","last_page":"5130"},"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":0.9994999766349792,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9988999962806702,"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/backhaul","display_name":"Backhaul (telecommunications)","score":0.950431227684021},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.8938307762145996},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.7009003758430481},{"id":"https://openalex.org/keywords/path-loss","display_name":"Path loss","score":0.694250226020813},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6390891075134277},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5923349857330322},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5678900480270386},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4910554885864258},{"id":"https://openalex.org/keywords/signal-to-interference-plus-noise-ratio","display_name":"Signal-to-interference-plus-noise ratio","score":0.4826224744319916},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.47300297021865845},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.46547621488571167},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3779134750366211},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3430154323577881},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.32868492603302},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31362587213516235},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2503441274166107},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.19736513495445251}],"concepts":[{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.950431227684021},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.8938307762145996},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.7009003758430481},{"id":"https://openalex.org/C194273485","wikidata":"https://www.wikidata.org/wiki/Q1478845","display_name":"Path loss","level":3,"score":0.694250226020813},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6390891075134277},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5923349857330322},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5678900480270386},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4910554885864258},{"id":"https://openalex.org/C98824394","wikidata":"https://www.wikidata.org/wiki/Q4035626","display_name":"Signal-to-interference-plus-noise ratio","level":3,"score":0.4826224744319916},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.47300297021865845},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.46547621488571167},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3779134750366211},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3430154323577881},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.32868492603302},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31362587213516235},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2503441274166107},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.19736513495445251},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/icc.2014.6884134","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2014.6884134","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals","score":0.5400000214576721}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W615589970","https://openalex.org/W2027650277","https://openalex.org/W2069130677","https://openalex.org/W2086323639","https://openalex.org/W2098776483","https://openalex.org/W2118356983","https://openalex.org/W2119016516","https://openalex.org/W2128513990","https://openalex.org/W2131350052","https://openalex.org/W2147601077","https://openalex.org/W2151286403","https://openalex.org/W2153502859","https://openalex.org/W2154163615","https://openalex.org/W2157741483","https://openalex.org/W2162636480","https://openalex.org/W2546062527","https://openalex.org/W3103692684","https://openalex.org/W3106282754"],"related_works":["https://openalex.org/W2276880282","https://openalex.org/W2963884824","https://openalex.org/W2593270678","https://openalex.org/W2981830297","https://openalex.org/W2738062192","https://openalex.org/W1517150187","https://openalex.org/W2528414118","https://openalex.org/W2097201307","https://openalex.org/W4238600532","https://openalex.org/W2078010730"],"abstract_inverted_index":{"A":[0],"multi-cell":[1],"minimum":[2],"power":[3],"beamforming":[4,160],"problem":[5,111],"is":[6,9,25,150],"considered.":[7],"It":[8],"known":[10],"that":[11,91,116],"the":[12,18,48,56,70,92,96,103,110,117,142,159,173,176,190],"inter-cell":[13,23],"interference":[14],"(ICI)":[15],"terms":[16,45,94],"couple":[17],"base":[19],"stations":[20],"(BS)":[21],"and":[22,60,74,115,129],"coordination":[24],"required":[26],"for":[27],"global":[28],"optimal":[29,191],"solution.":[30],"The":[31,169],"cooperation":[32],"can":[33,99,162],"be":[34,100,163],"realized":[35],"by":[36],"exchange":[37,144],"of":[38,72,175,185],"instantaneous":[39],"channel":[40],"state":[41],"information":[42,143],"(CSI)":[43],"or":[44,78],"related":[46],"to":[47,137,189],"ICI":[49,93,119,157],"values":[50,120,158],"via":[51],"a":[52,64,82,138,154],"backhaul":[53,58],"link.":[54],"However,":[55],"limited":[57],"capacity":[59],"delay":[61],"constraints":[62],"put":[63],"limit":[65],"on":[66,123],"achievable":[67],"performance":[68,186],"when":[69,79,109],"number":[71],"antennas":[73],"users":[75],"grow":[76,113],"large":[77],"dealing":[80],"with":[81,153],"fast":[83],"fading":[84],"scenario.":[85],"In":[86],"this":[87],"work,":[88],"we":[89],"demonstrate":[90],"coupling":[95],"coordinating":[97],"BSs":[98],"approximated":[101,118,156],"using":[102],"random":[104],"matrix":[105],"theory":[106],"(RMT)":[107],"tools":[108],"dimensions":[112],"large,":[114],"depend":[121],"only":[122],"channels":[124],"statistics,":[125],"i.e,":[126],"spatial":[127],"load":[128],"user":[130],"specific":[131],"path":[132],"loss":[133,184],"values.":[134],"This":[135],"leads":[136],"significant":[139],"reduction":[140],"in":[141],"rate":[145],"among":[146],"BSs.":[147],"Furthermore,":[148],"processing":[149],"simplified":[151],"because":[152],"fixed":[155],"vectors":[161],"obtained":[164],"locally":[165],"at":[166],"each":[167],"BS.":[168],"proposed":[170],"solution":[171],"guarantees":[172],"feasibility":[174],"target":[177],"signal-to-interference-plus-noise":[178],"ratios":[179],"(SINR)":[180],"without":[181],"any":[182],"major":[183],"as":[187],"compared":[188],"centralized":[192],"design.":[193]},"counts_by_year":[{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":6}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}