{"id":"https://openalex.org/W4367185441","doi":"https://doi.org/10.23919/jcc.fa.2022-0490.202304","title":"Covert communication with a spectrum sharing relay in the finite blocklength regime","display_name":"Covert communication with a spectrum sharing relay in the finite blocklength regime","publication_year":2023,"publication_date":"2023-04-01","ids":{"openalex":"https://openalex.org/W4367185441","doi":"https://doi.org/10.23919/jcc.fa.2022-0490.202304"},"language":"en","primary_location":{"id":"doi:10.23919/jcc.fa.2022-0490.202304","doi":"https://doi.org/10.23919/jcc.fa.2022-0490.202304","is_oa":false,"landing_page_url":"https://doi.org/10.23919/jcc.fa.2022-0490.202304","pdf_url":null,"source":{"id":"https://openalex.org/S159450355","display_name":"China Communications","issn_l":"1673-5447","issn":["1673-5447"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"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":"China Communications","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5026108623","display_name":"Ruiqian Ma","orcid":"https://orcid.org/0000-0003-1879-6695","observed_orcids":["https://orcid.org/0000-0003-1879-6695"]},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruiqian Ma","raw_affiliation_strings":["College of Electronic Engineering, National University of Defense Technology, Hefei 230037, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic Engineering, National University of Defense Technology, Hefei 230037, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034493481","display_name":"Weiwei Yang","orcid":"https://orcid.org/0000-0002-0220-4088","observed_orcids":["https://orcid.org/0000-0002-0220-4088","https://orcid.org/0000-0001-9005-0594","https://orcid.org/0000-0003-3648-2729"]},"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, Army Engineering University of PLA, Nanjing 210007, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing 210007, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089785122","display_name":"Hui Shi","orcid":null,"observed_orcids":[]},"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":"Hui Shi","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing 210007, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing 210007, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078103326","display_name":"Xingbo Lu","orcid":"https://orcid.org/0000-0003-2699-9943","observed_orcids":["https://orcid.org/0000-0003-2699-9943"]},"institutions":[{"id":"https://openalex.org/I4210158522","display_name":"PLA Academy of Military Science","ror":"https://ror.org/05ct4s596","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210158522"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingbo Lu","raw_affiliation_strings":["Academy of Military Sciences of PLA, Beijing 100091, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Academy of Military Sciences of PLA, Beijing 100091, China","institution_ids":["https://openalex.org/I4210158522"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100702265","display_name":"Jue Liu","orcid":"https://orcid.org/0000-0002-4453-910X","observed_orcids":["https://orcid.org/0000-0002-4453-910X"]},"institutions":[{"id":"https://openalex.org/I206777745","display_name":"Nanjing Audit University","ror":"https://ror.org/04zj2bd87","country_code":"CN","type":"education","lineage":["https://openalex.org/I206777745"]},{"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"]},{"id":"https://openalex.org/I4405279079","display_name":"Nanjing Audit University Jinshen College","ror":"https://ror.org/00zkej062","country_code":"CN","type":"education","lineage":["https://openalex.org/I206777745","https://openalex.org/I4405279079"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jue Liu","raw_affiliation_strings":["College of Communications Engineering, Army Engineering University of PLA, Nanjing 210007, China; College of Information Science and Engineering, Jinshen College of Nanjing Audit University, Nanjing 210023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communications Engineering, Army Engineering University of PLA, Nanjing 210007, China; College of Information Science and Engineering, Jinshen College of Nanjing Audit University, Nanjing 210023, China","institution_ids":["https://openalex.org/I206777745","https://openalex.org/I4210163363","https://openalex.org/I4405279079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.7081,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.91300099,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"20","issue":"4","first_page":"195","last_page":"211"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9955999851226807,"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":0.9955999851226807,"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":0.0010999999940395355,"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":0.0006000000284984708,"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/covert-communication","display_name":"covert communication","score":0.9950000047683716},{"id":"https://openalex.org/keywords/finite-blocklength-regime","display_name":"finite blocklength regime","score":0.878000020980835},{"id":"https://openalex.org/keywords/covert-throughput","display_name":"covert throughput","score":0.6439999938011169},{"id":"https://openalex.org/keywords/warden-detection","display_name":"warden detection","score":0.8360000252723694},{"id":"https://openalex.org/keywords/opportunistic-relaying","display_name":"opportunistic relaying","score":0.7039999961853027},{"id":"https://openalex.org/keywords/transmit-power-optimization","display_name":"transmit power optimization","score":0.9269999861717224},{"id":"https://openalex.org/keywords/channel-quality","display_name":"channel quality","score":0.41499999165534973}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8146113753318787},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7399340271949768},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.6438984870910645},{"id":"https://openalex.org/C2779338814","wikidata":"https://www.wikidata.org/wiki/Q5179285","display_name":"Covert","level":2,"score":0.6310626268386841},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5848717093467712},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5804521441459656},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4805094003677368},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.47760674357414246},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.4715416729450226},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.44051769375801086},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.43678250908851624},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.43654322624206543},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37087535858154297},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.22827276587486267},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16375017166137695},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.13243630528450012},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.059926778078079224},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/jcc.fa.2022-0490.202304","doi":"https://doi.org/10.23919/jcc.fa.2022-0490.202304","is_oa":false,"landing_page_url":"https://doi.org/10.23919/jcc.fa.2022-0490.202304","pdf_url":null,"source":{"id":"https://openalex.org/S159450355","display_name":"China Communications","issn_l":"1673-5447","issn":["1673-5447"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"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":"China Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4295789400","https://openalex.org/W4400904530","https://openalex.org/W4404307328","https://openalex.org/W2585414502","https://openalex.org/W4213191624","https://openalex.org/W3212250153","https://openalex.org/W4409561179","https://openalex.org/W7117115819","https://openalex.org/W4403390189","https://openalex.org/W4312573039"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,57,92],"investigate":[4],"the":[5,10,19,24,28,32,37,45,49,54,63,67,72,86,99,107,110,114,117,130,142,145,160,164,167,172,178,184,195],"feasibility":[6],"and":[7,66,79,101,109,116,132],"performance":[8],"of":[9,70,149],"covert":[11,38,76],"communication":[12],"with":[13],"a":[14,59],"spectrum":[15],"sharing":[16,46],"relay":[17,25,182,193],"in":[18,159],"finite":[20],"blocklength":[21,108,127],"regime.":[22],"Specifically,":[23],"opportunistically":[26],"forwards":[27],"source's":[29],"messages":[30,39],"to":[31,40,52,97,128,140,175,183,194],"primary":[33,73,100,131,143,196],"receiver":[34,43,186],"or":[35],"conveys":[36],"its":[41,154],"own":[42],"via":[44],"spectrum,":[47],"while":[48],"warden":[50],"attempts":[51],"detect":[53],"transmission.":[55],"First,":[56],"derive":[58],"lower":[60],"bound":[61],"on":[62],"covertness":[64],"constraint,":[65],"analytical":[68],"expressions":[69],"both":[71],"average":[74],"effective":[75],"throughput":[77],"(AECT)":[78],"sum":[80,102,133,165],"AECT":[81,103],"are":[82],"presented":[83],"by":[84,105],"considering":[85],"overall":[87],"decoding":[88],"error":[89],"performance.":[90],"Then,":[91],"formulate":[93],"two":[94],"optimization":[95,161],"problems":[96],"maximize":[98,129,141],"respectively":[104],"optimizing":[106],"transmit":[111,147,169],"power":[112,148,170],"at":[113,171],"source":[115,173],"relay.":[118],"Our":[119],"examinations":[120],"show":[121],"that":[122,191],"there":[123],"exists":[124],"an":[125],"optimal":[126,146,168],"AECT.":[134],"Besides,":[135],"it":[136],"is":[137,187],"revealed":[138],"that,":[139],"AECT,":[144,166],"each":[150],"hop":[151],"increases":[152],"as":[153],"channel":[155,179],"quality":[156,180],"deteriorates.":[157],"Furthermore,":[158],"for":[162],"maximizing":[163],"equals":[174],"zero":[176],"when":[177],"from":[181,192],"secondary":[185],"not":[188],"weaker":[189],"than":[190],"receiver.":[197]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":17},{"year":2023,"cited_by_count":9}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2023-04-28T00:00:00"}