{"id":"https://openalex.org/W4317419390","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012813","title":"Reconfigurable Intelligent Surface Assisted Secure Symbiotic Radio Multicast Communications","display_name":"Reconfigurable Intelligent Surface Assisted Secure Symbiotic Radio Multicast Communications","publication_year":2022,"publication_date":"2022-09-01","ids":{"openalex":"https://openalex.org/W4317419390","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012813"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2022-fall57202.2022.10012813","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012813","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-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/A5102893278","display_name":"Chao Zhou","orcid":"https://orcid.org/0009-0003-9745-3005"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chao Zhou","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044630013","display_name":"Bin Lyu","orcid":"https://orcid.org/0000-0001-5077-2576"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Lyu","raw_affiliation_strings":["Nanjing University of Posts and Telecommunications,Nanjing,China,210003"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Posts and Telecommunications,Nanjing,China,210003","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007992576","display_name":"Dinh Thai Hoang","orcid":"https://orcid.org/0000-0002-9528-0863"},"institutions":[{"id":"https://openalex.org/I114017466","display_name":"University of Technology Sydney","ror":"https://ror.org/03f0f6041","country_code":"AU","type":"education","lineage":["https://openalex.org/I114017466"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Dinh Thai Hoang","raw_affiliation_strings":["University of Technology Sydney,Sydney,Australia,NSW 2007"],"affiliations":[{"raw_affiliation_string":"University of Technology Sydney,Sydney,Australia,NSW 2007","institution_ids":["https://openalex.org/I114017466"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042460024","display_name":"Shimin Gong","orcid":"https://orcid.org/0000-0003-4874-8766"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shimin Gong","raw_affiliation_strings":["Sun Yat-sen University,Guangzhou,China,510275"],"affiliations":[{"raw_affiliation_string":"Sun Yat-sen University,Guangzhou,China,510275","institution_ids":["https://openalex.org/I157773358"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5102893278"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":null,"apc_paid":null,"fwci":2.8891,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.93337903,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9835000038146973,"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/multicast","display_name":"Multicast","score":0.7537450194358826},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7154028415679932},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6826237440109253},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.5554625391960144},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5372483730316162},{"id":"https://openalex.org/keywords/artificial-noise","display_name":"Artificial noise","score":0.4909665882587433},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.48886436223983765},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.46101629734039307},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4572235941886902},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.4558987617492676},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4377444088459015},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.43058642745018005},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34071630239486694},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.27406173944473267},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16817331314086914},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16777586936950684}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7537450194358826},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7154028415679932},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6826237440109253},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.5554625391960144},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5372483730316162},{"id":"https://openalex.org/C2780909371","wikidata":"https://www.wikidata.org/wiki/Q4801092","display_name":"Artificial noise","level":4,"score":0.4909665882587433},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.48886436223983765},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.46101629734039307},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4572235941886902},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.4558987617492676},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4377444088459015},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.43058642745018005},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34071630239486694},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.27406173944473267},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16817331314086914},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16777586936950684},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","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},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2022-fall57202.2022.10012813","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012813","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6399999856948853,"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":11,"referenced_works":["https://openalex.org/W1996215314","https://openalex.org/W2766922107","https://openalex.org/W2981792785","https://openalex.org/W2990865112","https://openalex.org/W3012395922","https://openalex.org/W3040433108","https://openalex.org/W3086892208","https://openalex.org/W3139899023","https://openalex.org/W3146291710","https://openalex.org/W3196686502","https://openalex.org/W3207061624"],"related_works":["https://openalex.org/W2033488476","https://openalex.org/W2131092765","https://openalex.org/W3159852908","https://openalex.org/W2994678687","https://openalex.org/W2478698443","https://openalex.org/W2340550229","https://openalex.org/W2790990878","https://openalex.org/W2741591884","https://openalex.org/W2950274618","https://openalex.org/W2886997539"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,98,121],"propose":[4,99],"a":[5,15,31,54,63],"reconfigurable":[6],"intelligent":[7],"surface":[8],"(RIS)":[9],"assisted":[10],"secure":[11],"transmission":[12],"scheme":[13,177],"for":[14,69,162],"symbiotic":[16],"radio":[17],"multicast":[18],"system,":[19],"where":[20],"the":[21,26,42,70,75,79,88,92,95,102,118,123,135,140,145,148,159,172,175],"RIS":[22],"not":[23],"only":[24],"assists":[25],"confidential":[27],"information":[28,43],"multicasting":[29],"from":[30],"primary":[32,37],"transmitter":[33],"(PT)":[34],"to":[35,40,53,100,133,157,171,181],"multiple":[36],"users":[38],"(PUs)":[39],"against":[41],"interception":[44],"by":[45,58,72,138],"eavesdroppers,":[46],"but":[47],"also":[48],"delivers":[49],"its":[50],"own":[51],"signal":[52],"secondary":[55],"user":[56],"(SU)":[57],"passive":[59],"reflections.":[60],"We":[61],"formulate":[62],"signal-to-noise":[64],"ratio":[65],"(SNR)":[66],"maximization":[67],"problem":[68,104],"SU":[71],"jointly":[73],"optimizing":[74],"active":[76,136],"beamforming":[77,137],"at":[78],"PT,":[80],"amplitude":[81],"reflection":[82,163],"coefficients":[83,164],"and":[84,108,128],"phase":[85],"shifts":[86],"of":[87,94,142,187],"RIS.":[89],"To":[90],"address":[91],"non-convexity":[93],"formulated":[96],"problem,":[97],"decompose":[101],"original":[103],"into":[105],"two":[106],"sub-problems":[107],"solve":[109],"them":[110],"independently":[111],"in":[112,185],"an":[113],"iteratively":[114],"alternating":[115],"manner.":[116],"For":[117,144],"first":[119],"sub-problem,":[120,147],"adopt":[122],"successive":[124],"convex":[125],"approximation":[126],"(SCA)":[127],"semidefinite":[129],"relaxation":[130,152],"(SDR)":[131],"techniques":[132],"design":[134],"proving":[139],"tightness":[141],"SDR.":[143],"second":[146],"sequential":[149],"rank-one":[150,160],"constraint":[151,161],"(SROCR)":[153],"technique":[154],"is":[155],"adopted":[156],"handle":[158],"optimization.":[165],"Numerical":[166],"results":[167],"show":[168],"that":[169],"compared":[170],"benchmark":[173],"schemes,":[174],"proposed":[176],"can":[178],"achieve":[179],"up":[180],"68.3%":[182],"performance":[183],"gain":[184],"terms":[186],"SNR.":[188]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}