{"id":"https://openalex.org/W7091331772","doi":"https://doi.org/10.1109/tvt.2025.3621858","title":"UAV-Enabled Relaying IRS: Joint Deployment, Time Allocation, and Beamforming Optimization","display_name":"UAV-Enabled Relaying IRS: Joint Deployment, Time Allocation, and Beamforming Optimization","publication_year":2025,"publication_date":"2025-10-15","ids":{"openalex":"https://openalex.org/W7091331772","doi":"https://doi.org/10.1109/tvt.2025.3621858"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2025.3621858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3621858","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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":null,"display_name":"Zi Zhang","orcid":"https://orcid.org/0009-0007-3437-3496"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zi Zhang","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0009-0007-3437-3496","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Weidong Mei","orcid":"https://orcid.org/0000-0002-8113-4283"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weidong Mei","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8113-4283","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Beixiong Zheng","orcid":"https://orcid.org/0000-0002-2374-9263"},"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":"Beixiong Zheng","raw_affiliation_strings":["School of Microelectronics, South China University of Technology, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-2374-9263","affiliations":[{"raw_affiliation_string":"School of Microelectronics, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Xinhang Wei","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinhang Wei","raw_affiliation_strings":["Glasgow College, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Glasgow College, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":null,"display_name":"Zhi Chen","orcid":"https://orcid.org/0000-0003-2943-9861"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhi Chen","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-2943-9861","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.23,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.7967994,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"75","issue":"4","first_page":"6157","last_page":"6172"},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.5795000195503235,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.5795000195503235,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13193","display_name":"Geological Studies and Exploration","score":0.05829999968409538,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.026799999177455902,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.8859000205993652},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6868000030517578},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5958999991416931},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5523999929428101},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.48339998722076416},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.3743000030517578},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.34869998693466187}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.8859000205993652},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6868000030517578},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.654699981212616},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5958999991416931},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5523999929428101},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.48339998722076416},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4242999851703644},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.3743000030517578},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.34869998693466187},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.33970001339912415},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.31060001254081726},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.302700012922287},{"id":"https://openalex.org/C143635782","wikidata":"https://www.wikidata.org/wiki/Q1187868","display_name":"Smart antenna","level":4,"score":0.30000001192092896},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2976999878883362},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.28349998593330383},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.26930001378059387},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2623000144958496},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.2565000057220459},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.2549999952316284},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.251800000667572}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2025.3621858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3621858","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2615182416","display_name":null,"funder_award_id":"2024ZYGXZR087","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G3689351376","display_name":null,"funder_award_id":"62201214","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5224594389","display_name":null,"funder_award_id":"2025ZNSFSC0514","funder_id":"https://openalex.org/F4320329861","funder_display_name":"Natural Science Foundation of Sichuan Province"},{"id":"https://openalex.org/G7109849542","display_name":null,"funder_award_id":"2023A1515011753","funder_id":"https://openalex.org/F4320321921","funder_display_name":"Natural Science Foundation of Guangdong Province"},{"id":"https://openalex.org/G7547104240","display_name":null,"funder_award_id":"62331022","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8154999967","display_name":null,"funder_award_id":"62571193","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/F4320321921","display_name":"Natural Science Foundation of Guangdong Province","ror":null},{"id":"https://openalex.org/F4320329861","display_name":"Natural Science Foundation of Sichuan Province","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W2042599231","https://openalex.org/W2968810373","https://openalex.org/W3043220753","https://openalex.org/W3127940641","https://openalex.org/W3129486236","https://openalex.org/W3132919426","https://openalex.org/W3136444669","https://openalex.org/W3146208107","https://openalex.org/W3168517868","https://openalex.org/W3172677939","https://openalex.org/W3182271573","https://openalex.org/W3198612078","https://openalex.org/W3201170019","https://openalex.org/W3203675995","https://openalex.org/W3210522537","https://openalex.org/W4281260179","https://openalex.org/W4285142853","https://openalex.org/W4285162017","https://openalex.org/W4286569763","https://openalex.org/W4295308517","https://openalex.org/W4312423685","https://openalex.org/W4312516992","https://openalex.org/W4378805062","https://openalex.org/W4380520380","https://openalex.org/W4387449248","https://openalex.org/W4390817037","https://openalex.org/W4391407187","https://openalex.org/W4392152186","https://openalex.org/W4399518847","https://openalex.org/W4402041384","https://openalex.org/W4413179732","https://openalex.org/W7116748904"],"related_works":[],"abstract_inverted_index":{"Intelligent":[0],"reflecting":[1],"surface":[2],"(IRS)":[3],"has":[4],"garnered":[5],"significant":[6],"attention":[7],"as":[8,174],"a":[9,47,62,83,88,93,175,268],"promising":[10],"candidate":[11],"for":[12,105,164,222],"the":[13,73,79,102,106,110,114,119,122,126,150,165,171,198,203,218,248,252,282],"sixth-generation":[14],"(6":[15],"G)":[16],"wireless":[17,26,80],"communications.":[18],"However,":[19,130],"conventional":[20,287],"IRSs":[21],"generally":[22,134],"suffer":[23],"from":[24,82,202],"limited":[25],"coverage":[27],"due":[28],"to":[29,87,99,124,139,169,196,232,251,266],"their":[30],"half-space":[31],"passive":[32,67,112,167,200],"reflections":[33],"and":[34,64,69,118,136,216,259,278],"fixed":[35],"locations.":[36],"To":[37,143,207],"enhance":[38],"reflected":[39],"signal":[40],"coverage,":[41],"we":[42,77,147,159,211,246],"propose":[43,260],"in":[44,155,225],"this":[45,131,145],"paper":[46],"new":[48],"architecture":[49],"of":[50,121],"unmanned":[51],"aerial":[52],"vehicle":[53],"(UAV)-enabled":[54],"relaying":[55,71,240,284,294],"IRS":[56,60,199,236,285,296],"by":[57,92,182],"mounting":[58],"an":[59,161,261],"on":[61,292],"UAV":[63,239,293],"leveraging":[65],"both":[66],"reflection":[68,237],"active":[70,108,116,153],"at":[72],"same":[74],"time.":[75],"Specifically,":[76],"consider":[78,212],"transmission":[81],"base":[84],"station":[85],"(BS)":[86],"remote":[89],"user":[90],"aided":[91],"UAV-mounted":[94],"IRS.":[95],"Our":[96],"goal":[97],"is":[98,133,179,193],"jointly":[100],"optimize":[101],"time":[103,257],"allocation":[104,258],"UAV's":[107],"relaying,":[109],"IRS's":[111,166],"beamforming,":[113],"BS's":[115],"beamforming":[117,154,168,201],"location":[120],"IRS/UAV":[123],"maximize":[125],"end-to-end":[127],"achievable":[128],"rate.":[129],"problem":[132,173],"non-convex":[135],"thus":[137],"challenging":[138],"be":[140],"optimally":[141,180],"solved.":[142],"address":[144],"issue,":[146],"first":[148],"derive":[149,217],"optimal":[151,219],"BS":[152],"closed":[156,226],"form.":[157,227],"Next,":[158],"introduce":[160],"auxiliary":[162,205],"variable":[163],"recast":[170],"optimization":[172,263],"scalar":[176],"problem,":[177],"which":[178],"solved":[181],"decomposing":[183],"it":[184],"into":[185],"several":[186,213],"simplified":[187],"cases.":[188],"An":[189],"alternating":[190,262],"projection":[191],"algorithm":[192,265],"then":[194],"proposed":[195,249],"recover":[197],"optimized":[204],"variable.":[206],"gain":[208],"deeper":[209],"insights,":[210],"special":[214],"cases":[215],"deployment":[220],"solution":[221],"each":[223],"case":[224,254],"These":[228],"solutions":[229],"are":[230],"shown":[231],"outperform":[233],"those":[234],"with":[235,255],"or":[238,295],"alone":[241],"under":[242],"different":[243],"conditions.":[244],"Moreover,":[245],"extend":[247],"scheme":[250],"multi-user":[253],"orthogonal":[256],"(AO)":[264],"obtain":[267],"high-quality":[269],"suboptimal":[270],"solution.":[271],"Numerical":[272],"results":[273],"validate":[274],"our":[275],"theoretical":[276],"analysis":[277],"also":[279],"show":[280],"that":[281,289],"UAV-enabled":[283],"outperforms":[286],"schemes":[288],"rely":[290],"solely":[291],"reflection.":[297]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-16T00:00:00"}
