{"id":"https://openalex.org/W4389610599","doi":"https://doi.org/10.1109/tgcn.2023.3341443","title":"Secure Transmission Optimization for IRS-Aided WPCNs With Linear EH Model","display_name":"Secure Transmission Optimization for IRS-Aided WPCNs With Linear EH Model","publication_year":2023,"publication_date":"2023-12-12","ids":{"openalex":"https://openalex.org/W4389610599","doi":"https://doi.org/10.1109/tgcn.2023.3341443"},"language":"en","primary_location":{"id":"doi:10.1109/tgcn.2023.3341443","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2023.3341443","pdf_url":null,"source":{"id":"https://openalex.org/S4210192662","display_name":"IEEE Transactions on Green Communications and Networking","issn_l":"2473-2400","issn":["2473-2400"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Green Communications and Networking","raw_type":"journal-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/A5114108006","display_name":"Shuaifei Ma","orcid":null},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuaifei Ma","raw_affiliation_strings":["School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007567253","display_name":"Yizhi Feng","orcid":"https://orcid.org/0000-0002-8416-8294"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yizhi Feng","raw_affiliation_strings":["School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-8416-8294","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065457510","display_name":"Miaowen Wen","orcid":"https://orcid.org/0000-0002-9638-7048"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Miaowen Wen","raw_affiliation_strings":["School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-9638-7048","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013766144","display_name":"Fei Ji","orcid":"https://orcid.org/0000-0003-1549-3322"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Ji","raw_affiliation_strings":["School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-1549-3322","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering and the National Engineering Technology Research Center for Mobile Ultrasonic Detection, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.859,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73973087,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"8","issue":"2","first_page":"767","last_page":"779"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9991000294685364,"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":0.9991000294685364,"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":0.9404000043869019,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7437744140625},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6513292789459229},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5770711302757263},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5253169536590576},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.49613866209983826},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.4708865284919739},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4568721354007721},{"id":"https://openalex.org/keywords/secure-transmission","display_name":"Secure transmission","score":0.4365385174751282},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3571949899196625},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23633134365081787},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.17455092072486877},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.17379125952720642},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1726645827293396}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7437744140625},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6513292789459229},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5770711302757263},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5253169536590576},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.49613866209983826},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.4708865284919739},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4568721354007721},{"id":"https://openalex.org/C2779814227","wikidata":"https://www.wikidata.org/wiki/Q7444882","display_name":"Secure transmission","level":3,"score":0.4365385174751282},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3571949899196625},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23633134365081787},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.17455092072486877},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.17379125952720642},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1726645827293396},{"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:10.1109/tgcn.2023.3341443","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgcn.2023.3341443","pdf_url":null,"source":{"id":"https://openalex.org/S4210192662","display_name":"IEEE Transactions on Green Communications and Networking","issn_l":"2473-2400","issn":["2473-2400"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Green Communications and Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2301758301","display_name":null,"funder_award_id":"62171187","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2935957626","display_name":null,"funder_award_id":"62192712","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G904574738","display_name":null,"funder_award_id":"2022A1515011476","funder_id":"https://openalex.org/F4320337111","funder_display_name":"Basic and Applied Basic Research Foundation of Guangdong Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320337111","display_name":"Basic and Applied Basic Research Foundation of Guangdong Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W239939821","https://openalex.org/W1916723779","https://openalex.org/W1991264581","https://openalex.org/W1994623385","https://openalex.org/W2049962172","https://openalex.org/W2094000142","https://openalex.org/W2122744491","https://openalex.org/W2156577211","https://openalex.org/W2163754837","https://openalex.org/W2195917906","https://openalex.org/W2520624197","https://openalex.org/W2736532986","https://openalex.org/W2768633656","https://openalex.org/W2768987171","https://openalex.org/W2784100701","https://openalex.org/W2788350651","https://openalex.org/W2900248381","https://openalex.org/W2907860850","https://openalex.org/W2936312229","https://openalex.org/W2943976709","https://openalex.org/W2945534522","https://openalex.org/W2950077417","https://openalex.org/W2963061380","https://openalex.org/W2969424089","https://openalex.org/W2981792785","https://openalex.org/W3007170290","https://openalex.org/W3009563387","https://openalex.org/W3010169346","https://openalex.org/W3019478351","https://openalex.org/W3021827715","https://openalex.org/W3024610836","https://openalex.org/W3046158874","https://openalex.org/W3089319020","https://openalex.org/W3104116899","https://openalex.org/W3111243561","https://openalex.org/W3119981021","https://openalex.org/W3125363571","https://openalex.org/W3129486236","https://openalex.org/W3134105517","https://openalex.org/W3135614874","https://openalex.org/W3156456874","https://openalex.org/W3160614865","https://openalex.org/W3163858617","https://openalex.org/W3178791547","https://openalex.org/W3190562241","https://openalex.org/W3197956610","https://openalex.org/W3211897542","https://openalex.org/W3217260967","https://openalex.org/W4205651202","https://openalex.org/W4206658479","https://openalex.org/W4221036114","https://openalex.org/W4221158001","https://openalex.org/W4226469171","https://openalex.org/W4250589301","https://openalex.org/W4309757178","https://openalex.org/W4312687534"],"related_works":["https://openalex.org/W4286569445","https://openalex.org/W4236087151","https://openalex.org/W2761543104","https://openalex.org/W4302353319","https://openalex.org/W2047743558","https://openalex.org/W3159852908","https://openalex.org/W2756132392","https://openalex.org/W3035814349","https://openalex.org/W2084892497","https://openalex.org/W4285101096"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"present":[4],"a":[5,82],"secure":[6],"transmission":[7,61],"optimization":[8,86,93,119],"scheme":[9],"for":[10],"intelligent":[11],"reflecting":[12],"surface":[13],"(IRS)":[14],"aided":[15],"wireless":[16],"powered":[17],"communication":[18],"networks":[19],"(WPCNs)":[20],"in":[21,26],"the":[22,27,30,48,52,60,90,100,102,122,146,160,179,194],"presence":[23],"of":[24,105,125,181,196],"eavesdropping":[25],"uplink,":[28],"where":[29],"linear":[31],"energy":[32,70,127],"harvesting":[33],"(EH)":[34],"model":[35],"and":[36,73,95,109,128,138,157],"imperfect":[37],"channel":[38],"state":[39],"information":[40,75,129],"(CSI)":[41],"are":[42,114,132],"considered.":[43],"We":[44],"aim":[45],"to":[46],"maximize":[47],"secrecy":[49],"rate":[50],"at":[51],"hybrid":[53],"access":[54],"point":[55],"(HAP)":[56],"by":[57],"jointly":[58],"optimizing":[59,173,188],"time":[62,106],"allocation":[63,107],"factor,":[64],"HAP":[65,110,189,197],"transmit":[66,111,190],"beamforming":[67,112,191],"vector,":[68],"IRS":[69,74,126,174,182],"reflection":[71,76,130,183],"coefficients,":[72,77],"which":[78],"is":[79,169,185],"formulated":[80],"as":[81],"joint":[83],"multivariate":[84],"non-convex":[85],"problem.":[87],"By":[88],"using":[89],"alternatively":[91],"iterative":[92],"method":[94],"after":[96],"several":[97],"manipulations":[98],"on":[99],"subproblems,":[101],"optimal":[103],"solutions":[104,124],"factor":[108],"vector":[113],"obtained":[115,133],"with":[116,134],"standard":[117],"convex":[118],"tools,":[120],"while":[121,153],"sub-optimal":[123],"coefficients":[131],"semidefinite":[135],"relaxation":[136],"(SDR)":[137],"Gaussian":[139],"randomization":[140],"procedure.":[141],"Numerical":[142],"results":[143],"show":[144],"that":[145,172],"proposed":[147],"algorithm":[148],"achieves":[149],"substantial":[150],"performance":[151],"enhancement":[152],"maintaining":[154],"high":[155],"robustness,":[156],"significantly":[158],"outperforms":[159],"benchmark":[161],"schemes":[162],"under":[163],"various":[164],"CSI":[165],"error":[166],"variance.":[167],"It":[168],"also":[170],"shown":[171],"phase":[175],"shifts":[176],"or":[177,192],"increasing":[178,193],"number":[180,195],"elements":[184],"better":[186],"than":[187],"antennas,":[198],"respectively.":[199]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}