{"id":"https://openalex.org/W2766917246","doi":"https://doi.org/10.1109/access.2017.2762738","title":"Physical Layer Security in Cognitive Untrusted Relay Networks","display_name":"Physical Layer Security in Cognitive Untrusted Relay Networks","publication_year":2017,"publication_date":"2017-10-24","ids":{"openalex":"https://openalex.org/W2766917246","doi":"https://doi.org/10.1109/access.2017.2762738","mag":"2766917246"},"language":"en","primary_location":{"id":"doi:10.1109/access.2017.2762738","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2762738","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.2017.2762738","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039179625","display_name":"Dechuan Chen","orcid":"https://orcid.org/0000-0002-7169-9563"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Dechuan Chen","raw_affiliation_strings":["Wuhan Zhong Yuan Electronics Group Company Ltd., Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Wuhan Zhong Yuan Electronics Group Company Ltd., Wuhan, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038889002","display_name":"Yunpeng Cheng","orcid":"https://orcid.org/0000-0001-6991-6197"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunpeng Cheng","raw_affiliation_strings":["College of Communications Engineering, PLA Army Engineering University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, PLA Army Engineering University, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034493481","display_name":"Weiwei Yang","orcid":"https://orcid.org/0000-0002-0220-4088"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiwei Yang","raw_affiliation_strings":["College of Communications Engineering, PLA Army Engineering University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, PLA Army Engineering University, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084081062","display_name":"Jianwei Hu","orcid":"https://orcid.org/0000-0003-0536-6901"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianwei Hu","raw_affiliation_strings":["College of Communications Engineering, PLA Army Engineering University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, PLA Army Engineering University, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088071886","display_name":"Yueming Cai","orcid":"https://orcid.org/0000-0002-4289-3201"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yueming Cai","raw_affiliation_strings":["College of Communications Engineering, PLA Army Engineering University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, PLA Army Engineering University, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5039179625"],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.5802,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.90521733,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"6","issue":null,"first_page":"7055","last_page":"7065"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9998000264167786,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9998000264167786,"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/T12131","display_name":"Wireless Signal Modulation Classification","score":0.9901999831199646,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.9787999987602234,"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/relay","display_name":"Relay","score":0.8134536743164062},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7809931635856628},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7260901927947998},{"id":"https://openalex.org/keywords/secrecy","display_name":"Secrecy","score":0.6366695165634155},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.5322373509407043},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.5270317196846008},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5158633589744568},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.4977000057697296},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.48344168066978455},{"id":"https://openalex.org/keywords/secondary-source","display_name":"Secondary source","score":0.475222647190094},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4693053066730499},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.4200521409511566},{"id":"https://openalex.org/keywords/secure-communication","display_name":"Secure communication","score":0.4150789976119995},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18918746709823608},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.18808764219284058},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.18217402696609497},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1691494882106781},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.15912845730781555},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.06348779797554016}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8134536743164062},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7809931635856628},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7260901927947998},{"id":"https://openalex.org/C2776452267","wikidata":"https://www.wikidata.org/wiki/Q1503443","display_name":"Secrecy","level":2,"score":0.6366695165634155},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.5322373509407043},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.5270317196846008},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5158633589744568},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.4977000057697296},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.48344168066978455},{"id":"https://openalex.org/C82979123","wikidata":"https://www.wikidata.org/wiki/Q905511","display_name":"Secondary source","level":2,"score":0.475222647190094},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4693053066730499},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.4200521409511566},{"id":"https://openalex.org/C510870077","wikidata":"https://www.wikidata.org/wiki/Q7444868","display_name":"Secure communication","level":3,"score":0.4150789976119995},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18918746709823608},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.18808764219284058},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.18217402696609497},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1691494882106781},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.15912845730781555},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.06348779797554016},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0},{"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/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2017.2762738","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2762738","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:b62d29a5a7a44c049ca94e7c22a67729","is_oa":true,"landing_page_url":"https://doaj.org/article/b62d29a5a7a44c049ca94e7c22a67729","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 7055-7065 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2017.2762738","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2762738","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":[],"awards":[{"id":"https://openalex.org/G1172258289","display_name":null,"funder_award_id":"61501512","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2315253985","display_name":null,"funder_award_id":"2013T60912","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G3204812113","display_name":null,"funder_award_id":"61471393","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5996855434","display_name":null,"funder_award_id":"61771487","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G86166547","display_name":null,"funder_award_id":"61371122","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1973857490","https://openalex.org/W1975233118","https://openalex.org/W2005734988","https://openalex.org/W2015886950","https://openalex.org/W2016807091","https://openalex.org/W2018799072","https://openalex.org/W2023257215","https://openalex.org/W2024304958","https://openalex.org/W2032278718","https://openalex.org/W2043769961","https://openalex.org/W2045570050","https://openalex.org/W2079654727","https://openalex.org/W2096293234","https://openalex.org/W2097480027","https://openalex.org/W2113706820","https://openalex.org/W2137552535","https://openalex.org/W2148041126","https://openalex.org/W2152447715","https://openalex.org/W2156445794","https://openalex.org/W2159179663","https://openalex.org/W2318872164","https://openalex.org/W2515541240","https://openalex.org/W2519390758","https://openalex.org/W2519629238","https://openalex.org/W2521936751","https://openalex.org/W2533543665","https://openalex.org/W2547852178","https://openalex.org/W2583450153","https://openalex.org/W2605451877","https://openalex.org/W2801213956","https://openalex.org/W2963641394","https://openalex.org/W2963791781","https://openalex.org/W3102073571"],"related_works":["https://openalex.org/W2493929861","https://openalex.org/W2016567611","https://openalex.org/W2475541339","https://openalex.org/W565335793","https://openalex.org/W2363071176","https://openalex.org/W2765236478","https://openalex.org/W4360996312","https://openalex.org/W2529506699","https://openalex.org/W2950104809","https://openalex.org/W1943935095"],"abstract_inverted_index":{"In":[0,105],"this":[1],"paper,":[2],"we":[3,38,86,115],"consider":[4],"the":[5,15,30,33,41,53,62,66,73,80,89,97,112,118,122,136,142,153,157,163,168,174,178,182],"secure":[6],"communications":[7],"in":[8,29,58,101,127,186],"a":[9,22,102,146],"cognitive":[10],"untrusted":[11,27,164,183],"relay":[12,28,165,184],"network,":[13],"where":[14,61],"secondary":[16,23,63,154,175],"source":[17],"intends":[18],"to":[19,51,107,166],"communicate":[20],"with":[21],"destination":[24,64,176],"through":[25],"an":[26],"presence":[31],"of":[32,152],"direct":[34],"source-destination":[35],"link.":[36],"Specifically,":[37],"first":[39],"examine":[40],"connection":[42],"outage":[43,48],"probability":[44,49],"(COP)":[45],"and":[46,55,84,99,125,150,181],"secrecy":[47,91],"(SOP)":[50],"investigate":[52,88],"reliability":[54,83,149],"security":[56,151],"performance":[57,94,113],"two":[59],"cases,":[60],"exploits":[65],"maximum":[67],"ratio":[68,130],"combining":[69,75],"(MRC)":[70],"scheme":[71,180],"or":[72],"selection":[74],"(SC)":[76],"scheme.":[77],"To":[78],"characterize":[79],"tradeoff":[81,147],"between":[82,148],"security,":[85],"then":[87],"effective":[90],"throughput":[92],"(EST)":[93],"by":[95],"including":[96],"COP":[98],"SOP":[100],"unified":[103],"manner.":[104],"order":[106],"gain":[108],"additional":[109],"insights":[110],"from":[111,141],"evaluation,":[114],"also":[116],"provide":[117],"asymptotic":[119],"expressions":[120],"for":[121],"COP,":[123],"SOP,":[124],"EST":[126],"high":[128],"signal-to-noise":[129],"region.":[131],"It":[132],"is":[133,171],"demonstrated":[134],"that":[135,161],"interference":[137],"temperature":[138],"constraint":[139],"incurred":[140],"primary":[143],"network":[144],"enables":[145],"network.":[155],"Moreover,":[156],"resulting":[158],"analysis":[159],"shows":[160],"using":[162],"forward":[167],"transmitted":[169],"message":[170],"unnecessary":[172],"when":[173],"employs":[177],"SC":[179],"operates":[185],"half-duplex":[187],"mode.":[188]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}