{"id":"https://openalex.org/W4210395205","doi":"https://doi.org/10.1109/globecom46510.2021.9685412","title":"Joint Distributed Beamforming and Backscatter Cooperation for UAV-Assisted WPSNs","display_name":"Joint Distributed Beamforming and Backscatter Cooperation for UAV-Assisted WPSNs","publication_year":2021,"publication_date":"2021-12-01","ids":{"openalex":"https://openalex.org/W4210395205","doi":"https://doi.org/10.1109/globecom46510.2021.9685412"},"language":"en","primary_location":{"id":"doi:10.1109/globecom46510.2021.9685412","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685412","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","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":"2021 IEEE Global Communications Conference (GLOBECOM)","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/A5017921476","display_name":"Zhi Mao","orcid":"https://orcid.org/0000-0003-0787-2453"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhi Mao","raw_affiliation_strings":["Jilin University,College of Communication Engineering","College of Communication Engineering, Jilin University"],"affiliations":[{"raw_affiliation_string":"Jilin University,College of Communication Engineering","institution_ids":["https://openalex.org/I194450716"]},{"raw_affiliation_string":"College of Communication Engineering, Jilin University","institution_ids":["https://openalex.org/I194450716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015682839","display_name":"Fengye Hu","orcid":"https://orcid.org/0000-0002-5694-4057"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengye Hu","raw_affiliation_strings":["Jilin University,College of Communication Engineering","College of Communication Engineering, Jilin University"],"affiliations":[{"raw_affiliation_string":"Jilin University,College of Communication Engineering","institution_ids":["https://openalex.org/I194450716"]},{"raw_affiliation_string":"College of Communication Engineering, Jilin University","institution_ids":["https://openalex.org/I194450716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101693651","display_name":"Qihao Li","orcid":"https://orcid.org/0000-0002-2602-142X"},"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":"Qihao Li","raw_affiliation_strings":["University of Waterloo,Department of Electrical and Computer Engineering"],"affiliations":[{"raw_affiliation_string":"University of Waterloo,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074854979","display_name":"Wen Wu","orcid":"https://orcid.org/0000-0002-0458-1282"},"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":"Wen Wu","raw_affiliation_strings":["University of Waterloo,Department of Electrical and Computer Engineering"],"affiliations":[{"raw_affiliation_string":"University of Waterloo,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I151746483"]}]},{"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 Sherman Shen","raw_affiliation_strings":["University of Waterloo,Department of Electrical and Computer Engineering"],"affiliations":[{"raw_affiliation_string":"University of Waterloo,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5017921476"],"corresponding_institution_ids":["https://openalex.org/I194450716"],"apc_list":null,"apc_paid":null,"fwci":0.8343,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.69043856,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"01","last_page":"06"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.9998999834060669,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9995999932289124,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9980000257492065,"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/joint","display_name":"Joint (building)","score":0.7473963499069214},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.7296755313873291},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7246729731559753},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6202409267425537},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2638447880744934},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1542707085609436},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.119595468044281}],"concepts":[{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.7473963499069214},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.7296755313873291},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7246729731559753},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6202409267425537},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2638447880744934},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1542707085609436},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.119595468044281},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom46510.2021.9685412","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom46510.2021.9685412","pdf_url":null,"source":{"id":"https://openalex.org/S4363607714","display_name":"2021 IEEE Global Communications Conference (GLOBECOM)","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":"2021 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17","score":0.5199999809265137}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W2094000142","https://openalex.org/W2118623524","https://openalex.org/W2140147750","https://openalex.org/W2342765498","https://openalex.org/W2520624197","https://openalex.org/W2731474427","https://openalex.org/W2791237814","https://openalex.org/W2962804513","https://openalex.org/W2963306102","https://openalex.org/W2970877802","https://openalex.org/W2974178109","https://openalex.org/W2982210449","https://openalex.org/W2999562137","https://openalex.org/W3110121816","https://openalex.org/W3110381504","https://openalex.org/W3130929701","https://openalex.org/W3134194494","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2963170046","https://openalex.org/W2376244802","https://openalex.org/W2390279801","https://openalex.org/W818226659","https://openalex.org/W2358668433","https://openalex.org/W2923631784","https://openalex.org/W4311414679","https://openalex.org/W4396701345"],"abstract_inverted_index":{"Unmanned":[0],"aerial":[1],"vehicle":[2],"(UAV)-assisted":[3],"wireless":[4],"powered":[5],"sensor":[6,17,28,66,79,92,171],"networks":[7],"(WPSNs)":[8],"have":[9],"emerged":[10],"as":[11,207],"a":[12,46,131,135,141],"promising":[13],"paradigm":[14],"for":[15,148,174],"charging":[16],"nodes'":[18],"batteries":[19],"in":[20],"remote":[21],"areas.":[22],"However,":[23],"the":[24,39,57,72,87,96,101,121,128,149,165,169,175,181,195,205],"sum-throughput":[25,58,97,110,206],"of":[26,59,65,90,168],"overall":[27],"nodes":[29,80],"can":[30,203],"dramatically":[31],"decrease":[32],"due":[33,119],"to":[34,38,55,85,115,120,144,163,185,192,209],"their":[35],"long-distance":[36,88],"transmission":[37,89],"UAV.":[40],"In":[41,68],"this":[42],"paper,":[43],"we":[44,70,152,179],"propose":[45,140],"joint":[47,197],"distributed":[48,102,104,156,160,198,211],"beamforming":[49,105,157,199,212],"and":[50,106,134,139,159,200],"backscatter":[51],"cooperation":[52],"(BC)":[53],"scheme":[54,143,202],"enhance":[56,86],"UAV-assisted":[60],"WPSNs":[61],"with":[62,81],"various":[63],"types":[64,78],"nodes.":[67,93,172],"particular,":[69],"consider":[71],"BC":[73,132,150,201],"mechanism":[74],"which":[75],"leverages":[76],"other":[77],"constructive":[82],"multi-path":[83],"signals":[84],"same-type":[91,170],"We":[94,126],"maximize":[95,164],"by":[98],"jointly":[99],"optimizing":[100,124],"backscattering,":[103],"time":[107,136,176],"allocation.":[108],"The":[109],"maximization":[111],"problem":[112,129],"is":[113],"difficult":[114],"be":[116],"solved":[117],"directly":[118],"coupling":[122],"among":[123],"variables.":[125],"decompose":[127],"into":[130],"subproblem":[133],"allocation":[137,177],"subproblem,":[138,151,178],"two-step":[142],"solve":[145],"them.":[146],"First,":[147],"derive":[153,180],"closed-form":[154,182],"low-complexity":[155],"solutions":[158,162,183],"backscattering":[161],"signal-to-noise":[166],"ratios":[167],"Second,":[173],"according":[184],"KKT":[186],"conditions.":[187],"Simulation":[188],"results":[189],"are":[190],"provided":[191],"demonstrate":[193],"that":[194],"proposed":[196],"increase":[204],"compared":[208],"conventional":[210],"schemes.":[213]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}