{"id":"https://openalex.org/W2144145247","doi":"https://doi.org/10.1109/tit.2008.2011433","title":"Spectrum Management for Interference-Limited Multiuser Communication Systems","display_name":"Spectrum Management for Interference-Limited Multiuser Communication Systems","publication_year":2009,"publication_date":"2009-02-26","ids":{"openalex":"https://openalex.org/W2144145247","doi":"https://doi.org/10.1109/tit.2008.2011433","mag":"2144145247"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2008.2011433","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2008.2011433","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","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/A5065860256","display_name":"Shunsuke Hayashi","orcid":"https://orcid.org/0000-0001-6727-7766"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shunsuke Hayashi","raw_affiliation_strings":["Department of Applied Mathematics and Physics, Kyoto University, Kyoto, Japan","Dept. of Appl. Math. & Phys., Kyoto Univ., Kyoto"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics and Physics, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]},{"raw_affiliation_string":"Dept. of Appl. Math. & Phys., Kyoto Univ., Kyoto","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101766226","display_name":"Zhi\u2010Quan Luo","orcid":"https://orcid.org/0000-0003-3995-914X"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhi-Quan Luo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Minnesota, Minneapolis, MN, USA","Dept. of Electr. & Comput. Eng., Univ. of Minnesota, Minneapolis, MN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Minnesota, Minneapolis, MN","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":12.162,"has_fulltext":false,"cited_by_count":128,"citation_normalized_percentile":{"value":0.98918178,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"55","issue":"3","first_page":"1153","last_page":"1175"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12146","display_name":"Power Line Communications and Noise","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/T12146","display_name":"Power Line Communications and Noise","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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":0.9995999932289124,"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/maximization","display_name":"Maximization","score":0.7242835164070129},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6292258501052856},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6180804967880249},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.58150315284729},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.5434324145317078},{"id":"https://openalex.org/keywords/frequency-allocation","display_name":"Frequency allocation","score":0.45692965388298035},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.45377403497695923},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.4435347616672516},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4401247203350067},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.4247547388076782},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.3804089426994324},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.3440563678741455},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2843624949455261},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25490742921829224},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23184427618980408},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15549716353416443},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1295071840286255}],"concepts":[{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.7242835164070129},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6292258501052856},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6180804967880249},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.58150315284729},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.5434324145317078},{"id":"https://openalex.org/C134579502","wikidata":"https://www.wikidata.org/wiki/Q1455619","display_name":"Frequency allocation","level":2,"score":0.45692965388298035},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.45377403497695923},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.4435347616672516},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4401247203350067},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.4247547388076782},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.3804089426994324},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.3440563678741455},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2843624949455261},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25490742921829224},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23184427618980408},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15549716353416443},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1295071840286255},{"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/tit.2008.2011433","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2008.2011433","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W1506295250","https://openalex.org/W1585828867","https://openalex.org/W1989873462","https://openalex.org/W2002937495","https://openalex.org/W2006760147","https://openalex.org/W2056107761","https://openalex.org/W2071707134","https://openalex.org/W2091237335","https://openalex.org/W2099111195","https://openalex.org/W2108680348","https://openalex.org/W2119905956","https://openalex.org/W2120821775","https://openalex.org/W2124409123","https://openalex.org/W2130156169","https://openalex.org/W2139219777","https://openalex.org/W2144000019","https://openalex.org/W2145203050","https://openalex.org/W2149803021","https://openalex.org/W2153344215","https://openalex.org/W2154512502","https://openalex.org/W2159715570","https://openalex.org/W2188433205","https://openalex.org/W2296319761","https://openalex.org/W2787523326","https://openalex.org/W2798766386","https://openalex.org/W4240896209","https://openalex.org/W4250589301","https://openalex.org/W4254313632","https://openalex.org/W4285719527","https://openalex.org/W6664461263","https://openalex.org/W6687284498"],"related_works":["https://openalex.org/W2786459840","https://openalex.org/W2545213287","https://openalex.org/W2336181987","https://openalex.org/W2054719951","https://openalex.org/W4389477274","https://openalex.org/W3089664461","https://openalex.org/W1976405282","https://openalex.org/W1157983132","https://openalex.org/W2392764151","https://openalex.org/W3015335224"],"abstract_inverted_index":{"Consider":[0],"a":[1,6,13,87,118,130],"multiuser":[2],"communication":[3],"system":[4],"in":[5,53,71,129,161,202],"frequency":[7,100],"selective":[8],"environment":[9,205],"whereby":[10],"users":[11],"share":[12],"common":[14],"spectrum":[15,32,96,145,173],"and":[16,25,189],"can":[17,61,177,190],"interfere":[18],"with":[19],"each":[20,113],"other.":[21],"Assuming":[22],"Gaussian":[23],"signaling":[24],"no":[26],"interference":[27],"cancelation,":[28],"we":[29,76,135],"study":[30],"optimal":[31,95,143],"sharing":[33,97],"strategies":[34],"for":[35,44,66],"the":[36,48,56,67,80,94,138,142,151,162,196,208],"maximization":[37,69],"of":[38,55,107,140,154,164],"sum-rate":[39,49,68,125,156],"under":[40],"separate":[41],"power":[42,58,115,210],"constraints":[43],"individual":[45],"users.":[46,166],"Since":[47],"function":[50],"is":[51,99,123,147,157],"nonconcave":[52],"terms":[54],"users'":[57,209],"allocations,":[59],"there":[60],"be":[62],"multiple":[63,102],"local":[64,131],"maxima":[65],"problem":[70,139,153],"general.":[72],"In":[73,105,133],"this":[74],"paper,":[75],"show":[77,136],"that,":[78],"if":[79,112],"normalized":[81],"crosstalk":[82,110],"coefficients":[83],"are":[84,187,212],"larger":[85,193],"than":[86,195],"given":[88,119],"threshold":[89],"(roughly":[90],"equal":[91],"to1/2),":[92],"then":[93,121],"strategy":[98],"division":[101],"access":[103],"(FDMA).":[104],"case":[106,163],"arbitrary":[108],"positive":[109],"coefficients,":[111],"user's":[114],"budget":[116],"exceeds":[117],"threshold,":[120],"FDMA":[122,144],"again":[124],"optimal,":[126],"at":[127],"least":[128],"sense.":[132],"addition,":[134],"that":[137,150,176,184],"finding":[141],"allocation":[146,174],"NP-hard,":[148,159],"implying":[149],"general":[152],"maximizing":[155],"also":[158,168],"even":[160],"two":[165],"We":[167],"propose":[169],"several":[170],"simple":[171],"distributed":[172],"algorithms":[175,186],"approximately":[178],"maximize":[179],"sum-rates.":[180],"Numerical":[181],"results":[182],"indicate":[183],"these":[185],"efficient":[188],"achieve":[191],"substantially":[192],"sum-rates":[194],"existing":[197],"Iterative":[198],"Waterfilling":[199],"solutions,":[200],"either":[201],"an":[203],"interference-rich":[204],"or":[206],"when":[207],"budgets":[211],"sufficiently":[213],"high.":[214]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":16},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":4}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}