{"id":"https://openalex.org/W4399039546","doi":"https://doi.org/10.1109/tvt.2024.3402740","title":"AoI-Aware Sensing Scheduling and Trajectory Optimization for Multi-UAV-Assisted Wireless Backscatter Networks","display_name":"AoI-Aware Sensing Scheduling and Trajectory Optimization for Multi-UAV-Assisted Wireless Backscatter Networks","publication_year":2024,"publication_date":"2024-05-27","ids":{"openalex":"https://openalex.org/W4399039546","doi":"https://doi.org/10.1109/tvt.2024.3402740"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2024.3402740","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3402740","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":"https://openalex.org/A5033147284","display_name":"Yusi Long","orcid":"https://orcid.org/0000-0002-1925-257X"},"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"]},{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yusi Long","raw_affiliation_strings":["School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China"],"raw_orcid":"https://orcid.org/0000-0002-1925-257X","affiliations":[{"raw_affiliation_string":"School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961","https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046169831","display_name":"Songhan Zhao","orcid":"https://orcid.org/0000-0003-1435-3264"},"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"]},{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Songhan Zhao","raw_affiliation_strings":["School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China"],"raw_orcid":"https://orcid.org/0000-0003-1435-3264","affiliations":[{"raw_affiliation_string":"School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961","https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China","institution_ids":[]}]},{"author_position":"middle","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"]},{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shimin Gong","raw_affiliation_strings":["School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China"],"raw_orcid":"https://orcid.org/0000-0003-4874-8766","affiliations":[{"raw_affiliation_string":"School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961","https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013964496","display_name":"Bo Gu","orcid":"https://orcid.org/0000-0003-0556-2769"},"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"]},{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Gu","raw_affiliation_strings":["School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China"],"raw_orcid":"https://orcid.org/0000-0003-0556-2769","affiliations":[{"raw_affiliation_string":"School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961","https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Fire Science and Intelligent Emergency Technology, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091266202","display_name":"Dusit Niyato","orcid":"https://orcid.org/0000-0002-7442-7416"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Dusit Niyato","raw_affiliation_strings":["College of Computing and Data Science, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-7442-7416","affiliations":[{"raw_affiliation_string":"College of Computing and Data Science, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100773343","display_name":"Xuemin Shen","orcid":"https://orcid.org/0000-0002-4140-287X"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xuemin Shen","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0002-4140-287X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.6825,"has_fulltext":false,"cited_by_count":36,"citation_normalized_percentile":{"value":0.97386179,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"73","issue":"10","first_page":"15440","last_page":"15455"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9883000254631042,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9883000254631042,"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/T11133","display_name":"UAV Applications and Optimization","score":0.9868000149726868,"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/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9492999911308289,"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/scheduling","display_name":"Scheduling (production processes)","score":0.6209058165550232},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.6129279732704163},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.555424153804779},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5392768383026123},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.4730243682861328},{"id":"https://openalex.org/keywords/trajectory-optimization","display_name":"Trajectory optimization","score":0.4504672586917877},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4477441906929016},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.42260146141052246},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.4104244112968445},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35372573137283325},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.25613218545913696},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22312867641448975}],"concepts":[{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6209058165550232},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.6129279732704163},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.555424153804779},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5392768383026123},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.4730243682861328},{"id":"https://openalex.org/C173246807","wikidata":"https://www.wikidata.org/wiki/Q7833062","display_name":"Trajectory optimization","level":3,"score":0.4504672586917877},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4477441906929016},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.42260146141052246},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.4104244112968445},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35372573137283325},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.25613218545913696},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22312867641448975},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2024.3402740","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3402740","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":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.7300000190734863}],"awards":[{"id":"https://openalex.org/G269058668","display_name":null,"funder_award_id":"JCYJ20220818103201004","funder_id":"https://openalex.org/F4320329791","funder_display_name":"Shenzhen Fundamental Research Program"},{"id":"https://openalex.org/G4706725913","display_name":null,"funder_award_id":"62372488","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5019419286","display_name":null,"funder_award_id":"AISG AISG2-RP-2020-019","funder_id":"https://openalex.org/F4320325256","funder_display_name":"Info-communications Media Development Authority"},{"id":"https://openalex.org/G6117017817","display_name":null,"funder_award_id":"FCP-ASTAR-TG-2022-003","funder_id":"https://openalex.org/F4320325256","funder_display_name":"Info-communications Media Development Authority"}],"funders":[{"id":"https://openalex.org/F4320320709","display_name":"National Research Foundation Singapore","ror":"https://ror.org/03cpyc314"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320325256","display_name":"Info-communications Media Development Authority","ror":null},{"id":"https://openalex.org/F4320329791","display_name":"Shenzhen Fundamental Research Program","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W1969289004","https://openalex.org/W2038007012","https://openalex.org/W2210084516","https://openalex.org/W2789434235","https://openalex.org/W2792238983","https://openalex.org/W2800354041","https://openalex.org/W2896835129","https://openalex.org/W2953948844","https://openalex.org/W2962682893","https://openalex.org/W2962691117","https://openalex.org/W2963061782","https://openalex.org/W2963117265","https://openalex.org/W2963857659","https://openalex.org/W2964335392","https://openalex.org/W2996845242","https://openalex.org/W3036865788","https://openalex.org/W3038418740","https://openalex.org/W3045627695","https://openalex.org/W3098451750","https://openalex.org/W3100862578","https://openalex.org/W3111189508","https://openalex.org/W3127177591","https://openalex.org/W3133999295","https://openalex.org/W3153407482","https://openalex.org/W3179018212","https://openalex.org/W3191326871","https://openalex.org/W3206794780","https://openalex.org/W3210170888","https://openalex.org/W3211340978","https://openalex.org/W3215720340","https://openalex.org/W4205119721","https://openalex.org/W4205348215","https://openalex.org/W4205984110","https://openalex.org/W4211236403","https://openalex.org/W4213165131","https://openalex.org/W4224325978","https://openalex.org/W4285146254","https://openalex.org/W4285225125","https://openalex.org/W4292171841","https://openalex.org/W4292347745","https://openalex.org/W4293704729","https://openalex.org/W4294311006","https://openalex.org/W4295308232","https://openalex.org/W4295700726","https://openalex.org/W4312350457","https://openalex.org/W4313017431","https://openalex.org/W4313040808","https://openalex.org/W4315630314","https://openalex.org/W4323896567","https://openalex.org/W4379801107","https://openalex.org/W4387917775"],"related_works":["https://openalex.org/W4385832323","https://openalex.org/W4244391535","https://openalex.org/W2356996864","https://openalex.org/W2904060783","https://openalex.org/W2015393961","https://openalex.org/W2378339670","https://openalex.org/W2359353485","https://openalex.org/W2139910871","https://openalex.org/W2361427670","https://openalex.org/W2119925415"],"abstract_inverted_index":{"This":[0,105],"paper":[1],"considers":[2],"multiple":[3,47],"unmanned":[4],"aerial":[5],"vehicles":[6],"(UAVs)":[7],"to":[8,18,40,58,108,154],"assist":[9],"sensing":[10,27,98],"data":[11,28],"transmissions":[12],"from":[13,29],"the":[14,30,41,45,60,68,72,82,85,96,110,124,132,136,147,155,164,170,186],"ground":[15],"users":[16],"(GUs)":[17],"a":[19,53,116],"remote":[20,42],"base":[21],"station":[22],"(BS).":[23],"Each":[24],"UAV":[25],"collects":[26],"GUs":[31],"via":[32],"low-power":[33],"backscatter":[34],"communications":[35],"and":[36,75,93,100,139],"then":[37,94],"forwards":[38],"it":[39],"BS":[43],"by":[44,65,89,122,145,173,184],"non-orthogonal":[46],"access":[48,70,134,188],"(NOMA)":[49],"transmissions.":[50],"We":[51,79],"formulate":[52],"multi-stage":[54,111],"stochastic":[55],"optimization":[56,102,126],"problem":[57,114],"minimize":[59],"long-term":[61],"time-averaged":[62],"age-of-information":[63],"(AoI)":[64],"jointly":[66],"optimizing":[67],"GUs'":[69,86,133,157,178,187],"control,":[71,135],"UAVs'":[73,137],"beamforming,":[74,138],"trajectory":[76,101],"planning":[77],"strategies.":[78],"first":[80],"model":[81],"dynamics":[83],"of":[84,118],"AoI":[87,112,158,172],"statuses":[88],"virtual":[90],"queueing":[91],"systems,":[92],"propose":[95],"AoI-aware":[97],"scheduling":[99,179],"(AoI-STO)":[103],"algorithm.":[104],"allows":[106],"us":[107],"transform":[109],"minimization":[113],"into":[115],"series":[117],"per-slot":[119],"control":[120,141,189],"problems":[121],"using":[123,146],"Lyapunov":[125],"framework.":[127],"In":[128],"each":[129],"time":[130],"slot,":[131],"mobility":[140],"strategies":[142],"are":[143],"updated":[144],"block":[148],"coordinate":[149],"descent":[150],"(BCD)":[151],"method":[152],"according":[153],"instant":[156],"statuses.":[159],"Simulation":[160],"results":[161],"reveal":[162],"that":[163],"proposed":[165],"AoI-STO":[166],"algorithm":[167],"can":[168],"reduce":[169],"overall":[171],"more":[174],"than":[175],"50%.":[176],"The":[177],"fairness":[180],"is":[181],"also":[182],"improved":[183],"adapting":[185],"compared":[190],"with":[191],"typical":[192],"baseline":[193],"schemes.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":24},{"year":2024,"cited_by_count":5}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
