{"id":"https://openalex.org/W2003857535","doi":"https://doi.org/10.1145/2093256.2093293","title":"Interference driven linear precoding for cognitive radio downlink","display_name":"Interference driven linear precoding for cognitive radio downlink","publication_year":2011,"publication_date":"2011-10-26","ids":{"openalex":"https://openalex.org/W2003857535","doi":"https://doi.org/10.1145/2093256.2093293","mag":"2003857535"},"language":"en","primary_location":{"id":"doi:10.1145/2093256.2093293","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2093256.2093293","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 4th International Conference on Cognitive Radio and Advanced Spectrum Management","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/A5065790904","display_name":"Faheem A. Khan","orcid":"https://orcid.org/0000-0002-7491-8776"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Faheem A. Khan","raw_affiliation_strings":["ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030334551","display_name":"Christos Masouros","orcid":"https://orcid.org/0000-0002-8259-6615"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"C. Masouros","raw_affiliation_strings":["ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091847007","display_name":"Tharmalingam Ratnarajah","orcid":"https://orcid.org/0000-0002-7636-1246"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"T. Ratnarajah","raw_affiliation_strings":["ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University of Belfast, Queen's Island, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I126231945"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08169577,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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/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/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"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.9364965558052063},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.8756324648857117},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.8707007169723511},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.7842650413513184},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.688483715057373},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6578589677810669},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5390687584877014},{"id":"https://openalex.org/keywords/constructive","display_name":"Constructive","score":0.5155851244926453},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.49181869626045227},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4724046587944031},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4483184814453125},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3529665470123291},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.33660978078842163},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.22596827149391174},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16273406147956848},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.150888592004776},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.09975576400756836}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9364965558052063},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8756324648857117},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.8707007169723511},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7842650413513184},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.688483715057373},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6578589677810669},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5390687584877014},{"id":"https://openalex.org/C2778701210","wikidata":"https://www.wikidata.org/wiki/Q28130034","display_name":"Constructive","level":3,"score":0.5155851244926453},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.49181869626045227},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4724046587944031},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4483184814453125},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3529665470123291},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.33660978078842163},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.22596827149391174},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16273406147956848},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.150888592004776},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.09975576400756836},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2093256.2093293","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2093256.2093293","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 4th International Conference on Cognitive Radio and Advanced Spectrum Management","raw_type":"proceedings-article"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:1360235","is_oa":false,"landing_page_url":"http://discovery.ucl.ac.uk/1360235/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"In: (2011)","raw_type":"Proceedings paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8999999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1534236624","display_name":null,"funder_award_id":"CROWN-233843","funder_id":"https://openalex.org/F4320334960","funder_display_name":"Seventh Framework Programme"},{"id":"https://openalex.org/G3225184974","display_name":null,"funder_award_id":"SA08-080","funder_id":"https://openalex.org/F4320320270","funder_display_name":"UK-India Education and Research Initiative"}],"funders":[{"id":"https://openalex.org/F4320320270","display_name":"UK-India Education and Research Initiative","ror":"https://ror.org/037dz3r63"},{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320334960","display_name":"Seventh Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1976109068","https://openalex.org/W2030546921","https://openalex.org/W2044108662","https://openalex.org/W2063773941","https://openalex.org/W2097578209","https://openalex.org/W2099062866","https://openalex.org/W2127593435","https://openalex.org/W2147021066","https://openalex.org/W2164536085","https://openalex.org/W2166265798"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4386858283","https://openalex.org/W3190864439","https://openalex.org/W1979957996","https://openalex.org/W3141240674"],"abstract_inverted_index":{"We":[0],"investigate":[1],"linear":[2,30],"precoding":[3,31,108],"in":[4,33],"the":[5,21,42,45,54,65,68,83,91,96,106,111,115,120,123],"downlink":[6,51],"of":[7,53,61,122],"a":[8],"multiuser":[9],"multiple-input-single-output":[10],"(MISO)":[11],"cognitive":[12,17,71],"radio":[13],"(CR)":[14],"system":[15],"where":[16],"users":[18,25,47,125],"(CUs)":[19],"share":[20],"spectrum":[22],"with":[23],"primary":[24,46,69,124],"(PUs).":[26],"In":[27],"previous":[28],"studies,":[29],"techniques":[32,109],"CR":[34,55,116],"network":[35],"aim":[36],"to":[37,44],"limit":[38],"or":[39],"completely":[40],"cancel":[41],"interference":[43,62,66,128],"while":[48,129],"achieving":[49,130],"maximum":[50],"throughput":[52],"system.":[56],"Here,":[57],"we":[58],"make":[59],"use":[60],"energy":[63,93],"when":[64],"between":[67],"and":[70,102],"systems":[72],"is":[73,88],"mutually":[74],"constructive":[75,97,127],"on":[76],"an":[77],"instantaneous":[78],"basis.":[79],"By":[80],"doing":[81],"so,":[82],"received":[84],"signal-to-noise":[85],"ratio":[86],"(SNR)":[87],"enhanced":[89],"by":[90],"signal":[92],"gleaned":[94],"from":[95],"interference.":[98],"The":[99],"presented":[100],"analysis":[101],"simulations":[103],"show":[104],"that":[105],"proposed":[107],"outperform":[110],"conventional":[112],"techniques,":[113],"as":[114],"transmission":[117],"actively":[118],"enhances":[119],"performance":[121,132],"through":[126],"improved":[131],"for":[133],"its":[134],"own":[135],"transmission.":[136]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
