{"id":"https://openalex.org/W2107319329","doi":"https://doi.org/10.1109/vetecf.2009.5379042","title":"Detection of Primary Users with Distributed Spectrum Sensors over Rayleigh Fading Channel","display_name":"Detection of Primary Users with Distributed Spectrum Sensors over Rayleigh Fading Channel","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2107319329","doi":"https://doi.org/10.1109/vetecf.2009.5379042","mag":"2107319329"},"language":"en","primary_location":{"id":"doi:10.1109/vetecf.2009.5379042","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5379042","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","raw_type":"proceedings-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/A5053129469","display_name":"Chen Sun","orcid":"https://orcid.org/0000-0003-0256-091X"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Chen Sun","raw_affiliation_strings":["National Institute of Information and Communications Technology (NICT), Japan","Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052258792","display_name":"Yohannes D. Alemseged","orcid":null},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yohannes D. Alemseged","raw_affiliation_strings":["National Institute of Information and Communications Technology (NICT), Japan","Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101811140","display_name":"Ha Nguyen Tran","orcid":"https://orcid.org/0009-0002-0183-6507"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ha Nguyen Tran","raw_affiliation_strings":["National Institute of Information and Communications Technology (NICT), Japan","Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087987207","display_name":"Hiroshi Harada","orcid":"https://orcid.org/0000-0001-5904-7987"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Harada","raw_affiliation_strings":["National Institute of Information and Communications Technology (NICT), Japan","Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan"],"affiliations":[{"raw_affiliation_string":"National Institute of Information and Communications Technology (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Nat. Inst. of Inf. & Commun. Technol. (NICT), Japan","institution_ids":["https://openalex.org/I90023481"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5053129469"],"corresponding_institution_ids":["https://openalex.org/I90023481"],"apc_list":null,"apc_paid":null,"fwci":0.3428,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.6321236,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"ii","issue":null,"first_page":"1","last_page":"5"},"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":0.9998999834060669,"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":0.9998999834060669,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9988999962806702,"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/rayleigh-fading","display_name":"Rayleigh fading","score":0.7100915908813477},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6795366406440735},{"id":"https://openalex.org/keywords/direct-sequence-spread-spectrum","display_name":"Direct-sequence spread spectrum","score":0.6230629086494446},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.618267834186554},{"id":"https://openalex.org/keywords/keying","display_name":"Keying","score":0.5892926454544067},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5504088997840881},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.49298879504203796},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4624626338481903},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.4417635500431061},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3996924161911011},{"id":"https://openalex.org/keywords/spread-spectrum","display_name":"Spread spectrum","score":0.39477524161338806},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3545166850090027},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22300830483436584},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1704586148262024}],"concepts":[{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.7100915908813477},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6795366406440735},{"id":"https://openalex.org/C194491627","wikidata":"https://www.wikidata.org/wiki/Q1334354","display_name":"Direct-sequence spread spectrum","level":4,"score":0.6230629086494446},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.618267834186554},{"id":"https://openalex.org/C2776542216","wikidata":"https://www.wikidata.org/wiki/Q6398306","display_name":"Keying","level":2,"score":0.5892926454544067},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5504088997840881},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.49298879504203796},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4624626338481903},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.4417635500431061},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3996924161911011},{"id":"https://openalex.org/C105344744","wikidata":"https://www.wikidata.org/wiki/Q958957","display_name":"Spread spectrum","level":3,"score":0.39477524161338806},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3545166850090027},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22300830483436584},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1704586148262024},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecf.2009.5379042","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5379042","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5799999833106995,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1525535255","https://openalex.org/W1535757228","https://openalex.org/W1972485395","https://openalex.org/W2031211320","https://openalex.org/W2072196484","https://openalex.org/W2108003482","https://openalex.org/W2131018050","https://openalex.org/W2139294071","https://openalex.org/W2152523565","https://openalex.org/W2157005274","https://openalex.org/W2157548219","https://openalex.org/W2158510813","https://openalex.org/W2168078104","https://openalex.org/W2168571551","https://openalex.org/W2798333393","https://openalex.org/W3113221786","https://openalex.org/W3128947043","https://openalex.org/W4206180546","https://openalex.org/W4248676392","https://openalex.org/W6631362934","https://openalex.org/W6643388834","https://openalex.org/W7018733341"],"related_works":["https://openalex.org/W4224302876","https://openalex.org/W2304504342","https://openalex.org/W2358841638","https://openalex.org/W2362112362","https://openalex.org/W2394108910","https://openalex.org/W242789257","https://openalex.org/W2720413303","https://openalex.org/W2360749942","https://openalex.org/W2385187332","https://openalex.org/W2131832797"],"abstract_inverted_index":{"AbstraAbThis":[0],"study":[1],"addresses":[2],"detection":[3,30,112,132],"of":[4,111,114],"primary":[5],"users":[6],"(PUs)":[7],"for":[8,108,136],"cognitive":[9],"radio":[10],"system":[11],"(CRS)":[12],"with":[13,99,116],"distributed":[14],"spectrum":[15],"sensors":[16],"(DSSs)":[17],"in":[18,120],"Rayleigh":[19,121],"fading":[20,122],"environment.":[21],"Two":[22],"sensing":[23,36,50,71,79,140,168],"schemes":[24,141],"using":[25,153],"DSSs":[26,72],"that":[27,65,146],"employ":[28],"energy":[29],"(ED)":[31],"are":[32,142],"investigated":[33],"as":[34],"cooperative":[35,42],"and":[37,51,80,152,164,169],"collaborative":[38,70,167,170],"sensing.":[39],"For":[40],"the":[41,53,74,89,93,97,109,130,138,156],"sensing,":[43,171],"each":[44],"DSS":[45,91],"makes":[46],"hard":[47,75],"decision":[48,76,94],"after":[49,78],"transmits":[52,92],"information":[54,77,95],"by":[55,166],"on-off":[56],"keying":[57],"(OOK)":[58],"singling":[59],"to":[60,96,129,162],"a":[61,85,105],"secondary":[62],"user":[63],"(SU)":[64],"performs":[66],"data":[67,82],"fusion.":[68],"In":[69,102],"exchange":[73],"make":[81],"fusion":[83],"at":[84,147],"selected":[86,90],"DSS.":[87],"Then,":[88],"SU":[98],"OOK":[100],"signaling.":[101],"this":[103,127],"paper,":[104],"closed-form":[106],"expression":[107,128],"probability":[110],"(PD)":[113],"ED":[115],"selective":[117],"combining":[118],"(SC)":[119],"environment":[123],"is":[124,158],"derived.":[125],"Applying":[126],"PU":[131],"problem,":[133],"analytical":[134],"models":[135],"evaluating":[137],"two":[139],"obtained.":[143],"Results":[144],"show":[145],"5-dB":[148],"signal-to-noise":[149],"ratio":[150],"(SNR)":[151],"3":[154],"DSSs,":[155],"PD":[157],"increased":[159],"from":[160],"0.02":[161],"0.3":[163],"0.4":[165],"respectively.":[172]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}