{"id":"https://openalex.org/W2921946086","doi":"https://doi.org/10.1109/tccn.2019.2904266","title":"Power Control and Frequency Band Selection Policies for Underlay MIMO Cognitive Radio","display_name":"Power Control and Frequency Band Selection Policies for Underlay MIMO Cognitive Radio","publication_year":2019,"publication_date":"2019-03-11","ids":{"openalex":"https://openalex.org/W2921946086","doi":"https://doi.org/10.1109/tccn.2019.2904266","mag":"2921946086"},"language":"en","primary_location":{"id":"doi:10.1109/tccn.2019.2904266","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2019.2904266","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive 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/A5034823139","display_name":"Shailesh Chaudhari","orcid":"https://orcid.org/0000-0003-1318-5393"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shailesh Chaudhari","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California at Los Angeles, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0003-1318-5393","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California at Los Angeles, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008128583","display_name":"Danijela \u010cabri\u0107","orcid":"https://orcid.org/0000-0002-5967-2683"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Danijela Cabric","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California at Los Angeles, Los Angeles, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California at Los Angeles, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I161318765"],"apc_list":null,"apc_paid":null,"fwci":1.0663,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.78728247,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"5","issue":"2","first_page":"304","last_page":"317"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":1.0,"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/T10148","display_name":"Advanced MIMO Systems 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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9991999864578247,"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/underlay","display_name":"Underlay","score":0.7673228979110718},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.7410513162612915},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.638421893119812},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6379112601280212},{"id":"https://openalex.org/keywords/frequency-band","display_name":"Frequency band","score":0.6247559785842896},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.587803065776825},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5859642028808594},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.565299928188324},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4516177177429199},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4177659749984741},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3537318706512451},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.3534321188926697},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.33491313457489014},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3254881203174591},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.18603989481925964},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1855192482471466},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.15205582976341248},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12047970294952393},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.10135450959205627},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.08106866478919983},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.061184197664260864}],"concepts":[{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.7673228979110718},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7410513162612915},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.638421893119812},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6379112601280212},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.6247559785842896},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.587803065776825},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5859642028808594},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.565299928188324},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4516177177429199},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4177659749984741},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3537318706512451},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.3534321188926697},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.33491313457489014},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3254881203174591},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.18603989481925964},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1855192482471466},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.15205582976341248},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12047970294952393},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.10135450959205627},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.08106866478919983},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.061184197664260864},{"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tccn.2019.2904266","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2019.2904266","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive Communications and Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.7699999809265137}],"awards":[{"id":"https://openalex.org/G4997866348","display_name":null,"funder_award_id":"1149981","funder_id":"https://openalex.org/F4320337388","funder_display_name":"Division of Computer and Network Systems"}],"funders":[{"id":"https://openalex.org/F4320337388","display_name":"Division of Computer and Network Systems","ror":"https://ror.org/02rdzmk74"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W636998947","https://openalex.org/W1849432157","https://openalex.org/W1995781474","https://openalex.org/W2015377897","https://openalex.org/W2022831078","https://openalex.org/W2032023051","https://openalex.org/W2067777894","https://openalex.org/W2070572312","https://openalex.org/W2085968158","https://openalex.org/W2097250808","https://openalex.org/W2119683335","https://openalex.org/W2120125372","https://openalex.org/W2132158614","https://openalex.org/W2141187833","https://openalex.org/W2150328967","https://openalex.org/W2150511941","https://openalex.org/W2152789582","https://openalex.org/W2155965070","https://openalex.org/W2163863791","https://openalex.org/W2168541967","https://openalex.org/W2171671264","https://openalex.org/W2193897973","https://openalex.org/W2296314152","https://openalex.org/W2516403911","https://openalex.org/W2553535241","https://openalex.org/W2610237613","https://openalex.org/W2620988915","https://openalex.org/W2740500386","https://openalex.org/W2786540625","https://openalex.org/W2963023977","https://openalex.org/W3100357038","https://openalex.org/W3101740335","https://openalex.org/W3105467819"],"related_works":["https://openalex.org/W2769590643","https://openalex.org/W2169642774","https://openalex.org/W2532161418","https://openalex.org/W2556201531","https://openalex.org/W2075530143","https://openalex.org/W2131684146","https://openalex.org/W2885238370","https://openalex.org/W4229859351","https://openalex.org/W2489619855","https://openalex.org/W2570831710"],"abstract_inverted_index":{"We":[0,98,114,158],"study":[1,99],"power":[2,78,112],"control":[3,79],"and":[4,58,75,86,95,176,192],"frequency":[5,52,103,118,134],"band":[6,53,104,119,135,150,179],"selection":[7,105,120],"policies":[8,106,123],"for":[9,163],"multi-band":[10],"underlay":[11],"MIMO":[12],"cognitive":[13],"radio":[14],"with":[15,188,193],"the":[16,20,30,43,60,65,87,93,96,100,148,164,167,177],"objective":[17],"of":[18,22,42,90,102,196],"maximizing":[19],"rate":[21,168],"a":[23,38,132,173],"secondary":[24],"user":[25],"(SU)":[26],"link":[27],"while":[28],"limiting":[29],"interference":[31,66,142],"leakage":[32],"toward":[33,67,143],"primary":[34],"users":[35],"(PUs)":[36],"below":[37],"threshold.":[39],"The":[40],"goal":[41],"SU":[44,94,130,153,171,197],"in":[45,54,69,136,140],"each":[46,55,137],"policy":[47,151,175],"is":[48,182],"to":[49,147],"select":[50],"one":[51,156],"time":[56],"slot":[57],"determine":[59],"transmit":[61,77],"power.":[62],"To":[63],"limit":[64],"PU":[68,84,144],"time-varying":[70],"channels,":[71],"we":[72],"propose":[73],"fixed":[74,109,149,178],"dynamic":[76,111,117],"schemes":[80],"which":[81],"depend":[82],"on":[83,125,155],"traffic":[85],"temporal":[88,190],"correlation":[89,191],"channels":[91],"between":[92,166],"PU.":[97],"performance":[101],"that":[107,116,184],"use":[108],"or":[110],"control.":[113],"show":[115],"policies,":[121],"e.g.,":[122],"based":[124],"multi-armed":[126],"bandit":[127],"framework,":[128],"wherein":[129,152],"selects":[131],"different":[133],"slot,":[138],"result":[139],"higher":[141],"as":[145],"compared":[146],"stays":[154],"band.":[157],"also":[159],"provide":[160],"an":[161],"expression":[162],"gap":[165,186],"achieved":[169],"by":[170],"under":[172],"clairvoyant":[174],"policy.":[180],"It":[181],"observed":[183],"this":[185],"reduces":[187],"increased":[189,194],"number":[195],"antennas.":[198]},"counts_by_year":[{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}