{"id":"https://openalex.org/W1977180876","doi":"https://doi.org/10.1109/iccomm.2012.6262533","title":"Cognitive radio networks","display_name":"Cognitive radio networks","publication_year":2012,"publication_date":"2012-06-01","ids":{"openalex":"https://openalex.org/W1977180876","doi":"https://doi.org/10.1109/iccomm.2012.6262533","mag":"1977180876"},"language":"en","primary_location":{"id":"doi:10.1109/iccomm.2012.6262533","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccomm.2012.6262533","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 9th International Conference on Communications (COMM)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:bth-7195","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5037268828","display_name":"Adrian Popescu","orcid":"https://orcid.org/0000-0002-8099-824X"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Adrian Popescu","raw_affiliation_strings":["Department of Communications and Computer Systems, Blekinge Institute of Technology, Karlskrona, Sweden","Blekinge Institute of Technology, Dept. of Communications and Computer Systems, Karlskrona, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Communications and Computer Systems, Blekinge Institute of Technology, Karlskrona, Sweden","institution_ids":["https://openalex.org/I52719799"]},{"raw_affiliation_string":"Blekinge Institute of Technology, Dept. of Communications and Computer Systems, Karlskrona, Sweden","institution_ids":["https://openalex.org/I52719799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5037268828"],"corresponding_institution_ids":["https://openalex.org/I52719799"],"apc_list":null,"apc_paid":null,"fwci":2.9727,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.91055049,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"11","last_page":"15"},"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":0.9958000183105469,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9944999814033508,"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/cognitive-radio","display_name":"Cognitive radio","score":0.915518045425415},{"id":"https://openalex.org/keywords/reconfigurability","display_name":"Reconfigurability","score":0.890162467956543},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7157853841781616},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.6454551815986633},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.6143835783004761},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.569740891456604},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5574253797531128},{"id":"https://openalex.org/keywords/access-technology","display_name":"Access technology","score":0.5526203513145447},{"id":"https://openalex.org/keywords/radio-spectrum","display_name":"Radio spectrum","score":0.48560160398483276},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4835526645183563},{"id":"https://openalex.org/keywords/cognitive-network","display_name":"Cognitive network","score":0.4621700942516327},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.45497584342956543},{"id":"https://openalex.org/keywords/software-defined-radio","display_name":"Software-defined radio","score":0.43388238549232483},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3888911008834839},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.27036261558532715}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.915518045425415},{"id":"https://openalex.org/C2780149590","wikidata":"https://www.wikidata.org/wiki/Q7302742","display_name":"Reconfigurability","level":2,"score":0.890162467956543},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7157853841781616},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.6454551815986633},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.6143835783004761},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.569740891456604},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5574253797531128},{"id":"https://openalex.org/C2983646967","wikidata":"https://www.wikidata.org/wiki/Q688498","display_name":"Access technology","level":3,"score":0.5526203513145447},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.48560160398483276},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4835526645183563},{"id":"https://openalex.org/C32542511","wikidata":"https://www.wikidata.org/wiki/Q5141225","display_name":"Cognitive network","level":4,"score":0.4621700942516327},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.45497584342956543},{"id":"https://openalex.org/C171115542","wikidata":"https://www.wikidata.org/wiki/Q1331892","display_name":"Software-defined radio","level":2,"score":0.43388238549232483},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3888911008834839},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.27036261558532715},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iccomm.2012.6262533","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccomm.2012.6262533","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 9th International Conference on Communications (COMM)","raw_type":"proceedings-article"},{"id":"pmh:oai:DiVA.org:bth-7195","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:bth-7195","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:bth-7195","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:bth-7195","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W301105108","https://openalex.org/W2071707134","https://openalex.org/W2072897797","https://openalex.org/W2112193229","https://openalex.org/W2112792821","https://openalex.org/W2131787605","https://openalex.org/W2153090463","https://openalex.org/W2153620960","https://openalex.org/W2159620355","https://openalex.org/W2160998689","https://openalex.org/W2168079492","https://openalex.org/W6668687366","https://openalex.org/W6682776334"],"related_works":["https://openalex.org/W2543270683","https://openalex.org/W2147792016","https://openalex.org/W4239945611","https://openalex.org/W2283675810","https://openalex.org/W275282937","https://openalex.org/W2107723343","https://openalex.org/W2091407544","https://openalex.org/W2561793822","https://openalex.org/W2545213287","https://openalex.org/W2153395978"],"abstract_inverted_index":{"Cognitive":[0],"Radio":[1],"Networks":[2],"(CRNs)":[3],"are":[4,97],"emerging":[5],"as":[6],"a":[7,66,79],"solution":[8],"to":[9,28,33,55,58,71,90],"increase":[10,72],"the":[11,37,40,44,60,63,73],"spectrum":[12,20,64,74],"utilization":[13],"by":[14,43],"using":[15],"unused":[16],"or":[17],"less":[18],"used":[19],"in":[21,65],"radio":[22],"environments.":[23],"The":[24,93],"basic":[25],"idea":[26],"is":[27,47],"allow":[29,59],"unlicensed":[30],"users":[31,46],"access":[32],"licensed":[34,45],"spectrum,":[35],"under":[36],"condition":[38],"that":[39,78],"interference":[41],"perceived":[42],"minimal.":[48],"New":[49],"communication":[50],"and":[51,70,114],"networking":[52],"technologies":[53],"need":[54],"be":[56,85],"developed,":[57],"use":[61],"of":[62,81,111],"more":[67],"efficient":[68],"way":[69],"utilization.":[75],"This":[76],"means":[77],"number":[80],"technical":[82],"challenges":[83],"must":[84],"solved":[86],"for":[87],"this":[88],"technique":[89],"get":[91],"acceptance.":[92],"most":[94],"important":[95],"issues":[96,104],"regarding":[98],"Dynamic":[99],"Spectrum":[100],"Access":[101],"(DSA),":[102],"architectural":[103],"(with":[105],"focus":[106],"on":[107],"network":[108],"reconfigurability),":[109],"deployment":[110],"smaller":[112],"cells":[113],"security.":[115]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}