{"id":"https://openalex.org/W2124938815","doi":"https://doi.org/10.1109/glocom.2009.5425336","title":"Distributed Coordinated Multi-Cell Transmission Based on Dual Decomposition","display_name":"Distributed Coordinated Multi-Cell Transmission Based on Dual Decomposition","publication_year":2009,"publication_date":"2009-11-01","ids":{"openalex":"https://openalex.org/W2124938815","doi":"https://doi.org/10.1109/glocom.2009.5425336","mag":"2124938815"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2009.5425336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2009.5425336","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference","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/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 of Wireless Communications, University of Oulu, Oulu, Finland","University of Oulu,Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"University of Oulu,Finland#TAB#","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057476044","display_name":"Harri Pennanen","orcid":"https://orcid.org/0009-0000-9738-188X"},"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":"Harri Pennanen","raw_affiliation_strings":["Centre of Wireless Communications, University of Oulu, Oulu, Finland","University of Oulu,Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"University of Oulu,Finland#TAB#","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044160110","display_name":"Petri Komulainen","orcid":null},"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":"Petri Komulainen","raw_affiliation_strings":["Centre of Wireless Communications, University of Oulu, Oulu, Finland","University of Oulu,Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre of Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"University of Oulu,Finland#TAB#","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I98381234"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9993000030517578,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9991999864578247,"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":0.896662175655365},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7620251178741455},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6892163157463074},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6695853471755981},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5943155884742737},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5161548852920532},{"id":"https://openalex.org/keywords/information-exchange","display_name":"Information exchange","score":0.5133737325668335},{"id":"https://openalex.org/keywords/interference-alignment","display_name":"Interference alignment","score":0.47475698590278625},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.46697568893432617},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.41470393538475037},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3046734929084778},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2532505691051483},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1990751028060913},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.09739449620246887},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.07225045561790466},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.06026628613471985}],"concepts":[{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.896662175655365},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7620251178741455},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6892163157463074},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6695853471755981},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5943155884742737},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5161548852920532},{"id":"https://openalex.org/C189693848","wikidata":"https://www.wikidata.org/wiki/Q6031064","display_name":"Information exchange","level":2,"score":0.5133737325668335},{"id":"https://openalex.org/C2982854036","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference alignment","level":4,"score":0.47475698590278625},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.46697568893432617},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.41470393538475037},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3046734929084778},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2532505691051483},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1990751028060913},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.09739449620246887},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.07225045561790466},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.06026628613471985}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2009.5425336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2009.5425336","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W312813459","https://openalex.org/W1545861347","https://openalex.org/W1919846929","https://openalex.org/W2101727634","https://openalex.org/W2109005286","https://openalex.org/W2120657826","https://openalex.org/W2121233130","https://openalex.org/W2127306599","https://openalex.org/W2136653297","https://openalex.org/W2149258241","https://openalex.org/W2151896803","https://openalex.org/W2156822514","https://openalex.org/W2161473225","https://openalex.org/W2162986857","https://openalex.org/W2296319761","https://openalex.org/W4250589301","https://openalex.org/W6610930706","https://openalex.org/W7014245034"],"related_works":["https://openalex.org/W3087844490","https://openalex.org/W3090699061","https://openalex.org/W4387546583","https://openalex.org/W2171394093","https://openalex.org/W2051762234","https://openalex.org/W1830231829","https://openalex.org/W2131408743","https://openalex.org/W2055634632","https://openalex.org/W1589596320","https://openalex.org/W1897288960"],"abstract_inverted_index":{"A":[0],"distributed":[1,92],"solution":[2],"is":[3,43,97,108,137,154],"proposed":[4,95,123,150],"for":[5,126],"the":[6,47,67,105,113,122,133,140,149,157],"coordinated":[7,151],"multi-cell":[8,152,159],"multi-antenna":[9],"minimum":[10,19],"power":[11,20],"beamformer":[12],"design":[13],"problem":[14,42],"with":[15,156,164,171,186],"single-antenna":[16],"users.":[17],"The":[18,39,56,77,94,146,174],"beamformers":[21],"are":[22,49,60,80],"obtained":[23],"locally":[24],"at":[25,69,112,139],"each":[26,70],"base":[27],"station":[28],"(BS)":[29],"relying":[30],"on":[31],"limited":[32],"backhaul":[33,134,189],"information":[34,107,135,190],"exchange":[35,136],"between":[36,75],"adjacent":[37],"BSs.":[38],"original":[40],"centralised":[41],"reformulated":[44],"such":[45],"that":[46,178],"BSs":[48],"coupled":[50,57],"by":[51,62,83],"real-valued":[52],"inter-cell":[53,165],"interference":[54,58,106,166],"terms.":[55],"terms":[59,68],"handled":[61],"taking":[63],"local":[64],"copies":[65],"of":[66,116,129,142,148],"BS":[71],"and":[72],"enforcing":[73],"consistency":[74,78],"them.":[76],"constraints":[79],"then":[81],"decoupled":[82],"a":[84,91,127,179],"standard":[85],"dual":[86],"decomposition":[87],"approach":[88,124],"leading":[89],"to":[90,99],"algorithm.":[93],"method":[96],"able":[98],"guarantee":[100],"feasible":[101],"solutions":[102],"even":[103,185],"if":[104],"outdated":[109],"or":[110],"incomplete,":[111],"possible":[114],"cost":[115,141],"increased":[117],"sum":[118],"power.":[119],"In":[120],"addition,":[121],"allows":[125],"number":[128],"special":[130],"cases,":[131],"where":[132],"reduced":[138,188],"somewhat":[143],"sub-optimal":[144],"performance.":[145],"performance":[147,181],"transmission":[153],"compared":[155],"coherent":[158],"beamforming,":[160],"as":[161],"well":[162],"as,":[163],"nulling":[167],"in":[168],"different":[169],"scenarios":[170],"varying":[172],"interference.":[173],"numerical":[175],"examples":[176],"demonstrate":[177],"near-optimal":[180],"can":[182],"be":[183],"achieved":[184],"significantly":[187],"exchange.":[191]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
