{"id":"https://openalex.org/W2791579656","doi":"https://doi.org/10.1109/access.2018.2810061","title":"A Multichannel Cognitive Radio System Design and Its Performance Optimization","display_name":"A Multichannel Cognitive Radio System Design and Its Performance Optimization","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2791579656","doi":"https://doi.org/10.1109/access.2018.2810061","mag":"2791579656"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2810061","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2810061","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2810061","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100352249","display_name":"Xin Liu","orcid":"https://orcid.org/0000-0002-6035-6055"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Liu","raw_affiliation_strings":["School of Information and Communication Engineering, Dalian University of Technology, Dalian, China"],"raw_orcid":"https://orcid.org/0000-0002-6035-6055","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066294478","display_name":"Yongjian Wang","orcid":"https://orcid.org/0000-0002-7875-1395"},"institutions":[{"id":"https://openalex.org/I4210087772","display_name":"National Computer Network Emergency Response Technical Team/Coordination Center of Chinar","ror":"https://ror.org/00247dh76","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210087772"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongjian Wang","raw_affiliation_strings":["National Computer Network Emergency Response Technical Team/Coordination Center of China, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Computer Network Emergency Response Technical Team/Coordination Center of China, Beijing, China","institution_ids":["https://openalex.org/I4210087772"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100419627","display_name":"Yanping Chen","orcid":"https://orcid.org/0000-0001-6548-6070"},"institutions":[{"id":"https://openalex.org/I41208885","display_name":"Harbin University of Commerce","ror":"https://ror.org/03zsxkw25","country_code":"CN","type":"education","lineage":["https://openalex.org/I41208885"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanping Chen","raw_affiliation_strings":["School of Computer and Information Engineering, Harbin University of Commerce, Harbin, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Information Engineering, Harbin University of Commerce, Harbin, China","institution_ids":["https://openalex.org/I41208885"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051086639","display_name":"Junjuan Xia","orcid":"https://orcid.org/0000-0003-2787-6582"},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junjuan Xia","raw_affiliation_strings":["School of Computer Science and Educational Software, Guangzhou University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-2787-6582","affiliations":[{"raw_affiliation_string":"School of Computer Science and Educational Software, Guangzhou University, Guangzhou, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100452528","display_name":"Xueyan Zhang","orcid":"https://orcid.org/0000-0002-0474-0028"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueyan Zhang","raw_affiliation_strings":["School of Civil Engineering, Dalian University of Technology, Dalian, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Civil Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089911056","display_name":"Weidang Lu","orcid":"https://orcid.org/0000-0002-8919-0327"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weidang Lu","raw_affiliation_strings":["College of Information Engineering, Zhejiang University of Technology, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-8919-0327","affiliations":[{"raw_affiliation_string":"College of Information Engineering, Zhejiang University of Technology, Hangzhou, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100448908","display_name":"Feng Li","orcid":"https://orcid.org/0000-0002-4896-8905"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Li","raw_affiliation_strings":["College of Information Engineering, Zhejiang University of Technology, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-4896-8905","affiliations":[{"raw_affiliation_string":"College of Information Engineering, Zhejiang University of Technology, Hangzhou, China","institution_ids":["https://openalex.org/I55712492"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.085,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.87868015,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"6","issue":null,"first_page":"12327","last_page":"12335"},"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9994999766349792,"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":0.9984999895095825,"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/computer-science","display_name":"Computer science","score":0.7687309980392456},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.7244274616241455},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.6791365146636963},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5381918549537659},{"id":"https://openalex.org/keywords/idle","display_name":"Idle","score":0.5275948643684387},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4641721248626709},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.44058796763420105},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.41399070620536804},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3511372208595276},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25061070919036865},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2141299843788147},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.19817930459976196},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12168839573860168}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7687309980392456},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7244274616241455},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.6791365146636963},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5381918549537659},{"id":"https://openalex.org/C16320812","wikidata":"https://www.wikidata.org/wiki/Q1812200","display_name":"Idle","level":2,"score":0.5275948643684387},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4641721248626709},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.44058796763420105},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.41399070620536804},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3511372208595276},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25061070919036865},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2141299843788147},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.19817930459976196},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12168839573860168},{"id":"https://openalex.org/C107038049","wikidata":"https://www.wikidata.org/wiki/Q35986","display_name":"Aesthetics","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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2810061","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2810061","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:9d76071d2fff4e9d9e4328f9593fe910","is_oa":true,"landing_page_url":"https://doaj.org/article/9d76071d2fff4e9d9e4328f9593fe910","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 12327-12335 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2810061","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2810061","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8999999761581421,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G3036164791","display_name":null,"funder_award_id":"DUT16RC(3)045","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4735750719","display_name":null,"funder_award_id":"2015M580425","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G5001300883","display_name":null,"funder_award_id":"51608092","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5593111960","display_name":null,"funder_award_id":"61671176","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8825946562","display_name":null,"funder_award_id":"61601221","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1763243367","https://openalex.org/W1894658872","https://openalex.org/W1964213077","https://openalex.org/W2027923219","https://openalex.org/W2053213702","https://openalex.org/W2058732543","https://openalex.org/W2071707134","https://openalex.org/W2080512587","https://openalex.org/W2084436032","https://openalex.org/W2105774731","https://openalex.org/W2110567841","https://openalex.org/W2115400030","https://openalex.org/W2123876506","https://openalex.org/W2145603877","https://openalex.org/W2164278908","https://openalex.org/W2165202277","https://openalex.org/W2169427485","https://openalex.org/W2169879363","https://openalex.org/W2398987396","https://openalex.org/W2402149712","https://openalex.org/W2500726237","https://openalex.org/W2514303232","https://openalex.org/W2535707866","https://openalex.org/W2566281500","https://openalex.org/W2588670181","https://openalex.org/W2593293760","https://openalex.org/W2765786151","https://openalex.org/W4292363360"],"related_works":["https://openalex.org/W2974485871","https://openalex.org/W1577119738","https://openalex.org/W2018726158","https://openalex.org/W2387652801","https://openalex.org/W2540573036","https://openalex.org/W1990934859","https://openalex.org/W2053336077","https://openalex.org/W2335557509","https://openalex.org/W2158337294","https://openalex.org/W2109122284"],"abstract_inverted_index":{"Multichannel":[0],"cognitive":[1],"radio":[2],"(CR)":[3],"has":[4,58],"been":[5,59],"proposed":[6,168],"to":[7,61,145],"improve":[8,146],"system":[9,51,57,108,140,148,170,176],"throughput":[10,149,180],"by":[11,29,71,150],"selecting":[12],"multiple":[13,44,119],"idle":[14,20,99],"subchannels":[15,21],"for":[16],"transmissions.":[17],"However,":[18],"these":[19],"are":[22],"often":[23],"noncontinuous,":[24],"which":[25,66],"cannot":[26],"be":[27],"utilized":[28],"the":[30,63,68,76,89,95,98,106,113,127,147,167,173],"traditional":[31],"access":[32,62],"models,":[33],"such":[34],"as":[35,79],"orthogonal":[36],"frequency":[37],"division":[38,43],"multiplex":[39],"and":[40,74,118,133,155,177],"multicarrier":[41],"code":[42,135],"access.":[45,120],"In":[46],"this":[47],"paper,":[48],"a":[49,80],"CR":[50,107,169],"based":[52],"on":[53,97,126],"transform":[54],"domain":[55],"communication":[56],"designed":[60,144],"non-continuous":[64],"spectrum,":[65],"detects":[67],"spectrum":[69,77,81,90,116,175],"status":[70],"energy":[72],"detection":[73],"marks":[75],"availability":[78],"marker":[82,91],"vector.":[83],"A":[84,139],"basis":[85,128],"carrier":[86,129],"generated":[87],"from":[88],"vector":[92],"may":[93,171],"concentrate":[94],"power":[96,157],"subchannels.":[100],"The":[101,121,161],"bit":[102],"error":[103],"rate":[104],"of":[105,115,158],"is":[109,124,143],"analyzed":[110],"both":[111],"in":[112],"cases":[114],"inconsistency":[117],"transmission":[122,156],"data":[123],"modulated":[125],"using":[130],"binary":[131],"modulation":[132],"cyclic":[134],"shift":[136],"keying":[137],"modulation.":[138],"optimization":[141],"unit":[142],"jointly":[151],"optimizing":[152],"sensing":[153],"threshold":[154],"each":[159],"subchannel.":[160],"simulation":[162],"results":[163],"have":[164],"shown":[165],"that":[166],"outperform":[172],"spread":[174],"achieve":[178],"larger":[179],"through":[181],"performance":[182],"optimization.":[183]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}