{"id":"https://openalex.org/W2606783163","doi":"https://doi.org/10.1109/tgcn.2017.2694061","title":"Joint Interference Alignment and Power Allocation for Multi-User MIMO Interference Channels Under Perfect and Imperfect CSI","display_name":"Joint Interference Alignment and Power Allocation for Multi-User MIMO Interference Channels Under Perfect and Imperfect CSI","publication_year":2017,"publication_date":"2017-04-13","ids":{"openalex":"https://openalex.org/W2606783163","doi":"https://doi.org/10.1109/tgcn.2017.2694061","mag":"2606783163"},"language":"en","primary_location":{"id":"doi:10.1109/tgcn.2017.2694061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2017.2694061","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/A5071569647","display_name":"Fereidoun H. Panahi","orcid":"https://orcid.org/0000-0002-6459-2442"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fereidoun H. Panahi","raw_affiliation_strings":["Keio University at Yokohama, Yokohama, Japan"],"raw_orcid":"https://orcid.org/0000-0002-6459-2442","affiliations":[{"raw_affiliation_string":"Keio University at Yokohama, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016337773","display_name":"Tomoaki Ohtsuki","orcid":"https://orcid.org/0000-0003-3961-1426"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoaki Ohtsuki","raw_affiliation_strings":["Keio University at Yokohama, Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Keio University at Yokohama, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015312371","display_name":"Wenjie Jiang","orcid":"https://orcid.org/0000-0003-1852-0429"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Wenjie Jiang","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108541687","display_name":"Yasushi Takatori","orcid":"https://orcid.org/0009-0006-3558-8678"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasushi Takatori","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103480894","display_name":"Tadao Nakagawa","orcid":null},"institutions":[{"id":"https://openalex.org/I4588055","display_name":"Tottori University","ror":"https://ror.org/024yc3q36","country_code":"JP","type":"education","lineage":["https://openalex.org/I4588055"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadao Nakagawa","raw_affiliation_strings":["Tottori University, Tottori, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tottori University, Tottori, Japan","institution_ids":["https://openalex.org/I4588055"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8448,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.74577176,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"1","issue":"2","first_page":"131","last_page":"144"},"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":0.9987000226974487,"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":0.9980000257492065,"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/mimo","display_name":"MIMO","score":0.6838297247886658},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6640617847442627},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6212364435195923},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6188904047012329},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5510797500610352},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5435798168182373},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5245823264122009},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.517349898815155},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.486827552318573},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4557856619358063},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.4350701570510864},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4125713109970093},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24637997150421143},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24273362755775452},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.21086087822914124},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1976284384727478}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6838297247886658},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6640617847442627},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6212364435195923},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6188904047012329},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5510797500610352},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5435798168182373},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5245823264122009},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.517349898815155},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.486827552318573},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4557856619358063},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4350701570510864},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4125713109970093},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24637997150421143},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24273362755775452},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.21086087822914124},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1976284384727478},{"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/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.2017.2694061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2017.2694061","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":[{"id":"https://metadata.un.org/sdg/16","score":0.4699999988079071,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G3622748150","display_name":"User Centric Wireless Communications by Traffic Prediction based on Preference Analysis and Integrated Environment Recognition","funder_award_id":"15H04010","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1510712093","https://openalex.org/W1805895662","https://openalex.org/W1999781352","https://openalex.org/W2001240494","https://openalex.org/W2003239136","https://openalex.org/W2012454404","https://openalex.org/W2016319862","https://openalex.org/W2042365282","https://openalex.org/W2045512849","https://openalex.org/W2060977613","https://openalex.org/W2065613733","https://openalex.org/W2092235212","https://openalex.org/W2098363461","https://openalex.org/W2106749358","https://openalex.org/W2111136894","https://openalex.org/W2111237953","https://openalex.org/W2111538274","https://openalex.org/W2114004090","https://openalex.org/W2114755738","https://openalex.org/W2119534334","https://openalex.org/W2121315337","https://openalex.org/W2127886694","https://openalex.org/W2136340918","https://openalex.org/W2136992155","https://openalex.org/W2142015064","https://openalex.org/W2145284748","https://openalex.org/W2146556916","https://openalex.org/W2151185145","https://openalex.org/W2164275514","https://openalex.org/W2164955702","https://openalex.org/W2168095411","https://openalex.org/W2185633518","https://openalex.org/W2344310198","https://openalex.org/W2487704774","https://openalex.org/W2519358129","https://openalex.org/W3098350033","https://openalex.org/W4211091685","https://openalex.org/W4289857278","https://openalex.org/W6726332307"],"related_works":["https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2546639359","https://openalex.org/W2105999282","https://openalex.org/W1922070205","https://openalex.org/W2287071596","https://openalex.org/W4313028534","https://openalex.org/W2169192185","https://openalex.org/W2103590590"],"abstract_inverted_index":{"We":[0],"present":[1],"centralized-based":[2],"iterative":[3,122],"algorithms":[4,123],"that":[5,93],"jointly":[6],"determine":[7],"the":[8,15,35,38,45,49,94,102,105,109,114,117,128,134,146,152,161,165,185,190],"optimal":[9,153,179],"transceiver":[10,83],"filters":[11,84],"as":[12,14],"well":[13],"optimum":[16],"power":[17,137,154,180,198],"allocation":[18,155,181],"for":[19,139,151,183],"a":[20,64,70,196],"K":[21],"-user":[22],"multiple-input":[23],"multiple-output":[24],"(MIMO)":[25],"interference":[26],"channel":[27,54,106],"(IC).":[28],"The":[29],"optimality":[30],"criterion":[31],"is":[32,143,176],"developed":[33],"on":[34,189],"basis":[36],"of":[37,104,164,173],"average":[39],"per":[40],"user":[41],"multiplexing":[42],"gain":[43],"and":[44,63,85,194],"achievable":[46],"sum-rate":[47,191],"in":[48],"MIMO":[50],"IC.":[51],"By":[52],"allowing":[53],"state":[55],"information":[56],"(CSI)":[57],"exchanged":[58],"between":[59],"base":[60],"stations":[61],"(BSs)":[62],"central":[65],"unit":[66],"(CU),":[67],"we":[68],"design":[69,127],"feedback":[71],"topology":[72],"where":[73],"CU":[74],"collects":[75],"local":[76,95],"CSIs":[77,96],"from":[78,101],"all":[79,82,140,184],"BSs,":[80],"computes":[81],"sends":[86],"them":[87],"to":[88,126,149,177],"corresponding":[89],"user-BS":[90,141,186],"pairs.":[91],"Note":[92],"at":[97],"BSs":[98],"are":[99,124],"obtained":[100],"estimation":[103],"states":[107],"during":[108],"so-called":[110],"uplink-training":[111],"phase.":[112],"At":[113],"CU,":[115],"using":[116],"alternating":[118],"optimization":[119],"strategy,":[120],"various":[121],"proposed":[125],"filters.":[129],"In":[130],"other":[131],"related":[132],"studies,":[133],"equal":[135],"transmit":[136],"policy":[138],"pairs":[142,187],"chosen":[144],"ignoring":[145],"essential":[147],"need":[148],"search":[150],"policy;":[156],"they":[157],"do":[158],"not":[159],"take":[160],"full":[162],"advantage":[163],"system's":[166],"total":[167],"power.":[168],"Thus,":[169],"another":[170],"key":[171],"aspect":[172],"this":[174],"paper":[175],"make":[178],"decisions":[182],"based":[188],"maximization":[192],"strategy":[193],"under":[195],"sum":[197],"constraint.":[199]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}