{"id":"https://openalex.org/W3204126064","doi":"https://doi.org/10.1109/tvt.2021.3116101","title":"User Grouping and Energy Harvesting in UAV-NOMA System With AF/DF Relaying","display_name":"User Grouping and Energy Harvesting in UAV-NOMA System With AF/DF Relaying","publication_year":2021,"publication_date":"2021-09-28","ids":{"openalex":"https://openalex.org/W3204126064","doi":"https://doi.org/10.1109/tvt.2021.3116101","mag":"3204126064"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2021.3116101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2021.3116101","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/A5071517633","display_name":"Dinh\u2010Thuan Do","orcid":"https://orcid.org/0000-0003-2072-069X"},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]},{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dinh-Thuan Do","raw_affiliation_strings":["Department of Electrical and Computer Engineering, North Carolina State University, Raleigh, NC, USA","Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA"],"raw_orcid":"https://orcid.org/0000-0003-2072-069X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, North Carolina State University, Raleigh, NC, USA","institution_ids":["https://openalex.org/I137902535"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040773786","display_name":"Anh\u2010Tu Le","orcid":"https://orcid.org/0000-0002-2710-1843"},"institutions":[{"id":"https://openalex.org/I202539009","display_name":"Industrial University of Ho Chi Minh City","ror":"https://ror.org/03mj71j26","country_code":"VN","type":"education","lineage":["https://openalex.org/I202539009"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Anh-Tu Le","raw_affiliation_strings":["Faculty of Electronics Technology, Industrial University of Ho Chi Minh City (IUH), Ho Chi Minh City, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Electronics Technology, Industrial University of Ho Chi Minh City (IUH), Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I202539009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076863392","display_name":"Yuanwei Liu","orcid":"https://orcid.org/0000-0002-6389-8941"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yuanwei Liu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"raw_orcid":"https://orcid.org/0000-0002-6389-8941","affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086268677","display_name":"Abbas Jamalipour","orcid":"https://orcid.org/0000-0002-1807-7220"},"institutions":[{"id":"https://openalex.org/I129604602","display_name":"The University of Sydney","ror":"https://ror.org/0384j8v12","country_code":"AU","type":"education","lineage":["https://openalex.org/I129604602"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Abbas Jamalipour","raw_affiliation_strings":["School of Electrical and Information Engineering, University of Sydney, Camperdown, NSW, Australia"],"raw_orcid":"https://orcid.org/0000-0002-1807-7220","affiliations":[{"raw_affiliation_string":"School of Electrical and Information Engineering, University of Sydney, Camperdown, NSW, Australia","institution_ids":["https://openalex.org/I129604602"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":76.3166,"has_fulltext":false,"cited_by_count":90,"citation_normalized_percentile":{"value":0.99886307,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"70","issue":"11","first_page":"11855","last_page":"11868"},"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":0.9973000288009644,"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":0.995199978351593,"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/relay","display_name":"Relay","score":0.8356728553771973},{"id":"https://openalex.org/keywords/energy-harvesting","display_name":"Energy harvesting","score":0.7053150534629822},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.6353943347930908},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6183432340621948},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6020140647888184},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.5966032147407532},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5593433976173401},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5069223046302795},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.48062247037887573},{"id":"https://openalex.org/keywords/ergodic-theory","display_name":"Ergodic theory","score":0.47354477643966675},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4333706200122833},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.41939690709114075},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.4109363555908203},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2684204578399658},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2547777593135834},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.1364160180091858},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.07721742987632751}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8356728553771973},{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.7053150534629822},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6353943347930908},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6183432340621948},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6020140647888184},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.5966032147407532},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5593433976173401},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5069223046302795},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.48062247037887573},{"id":"https://openalex.org/C122044880","wikidata":"https://www.wikidata.org/wiki/Q5498822","display_name":"Ergodic theory","level":2,"score":0.47354477643966675},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4333706200122833},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.41939690709114075},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.4109363555908203},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2684204578399658},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2547777593135834},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.1364160180091858},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.07721742987632751},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tvt.2021.3116101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2021.3116101","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"},{"id":"pmh:oai:hub.hku.hk:10722/349644","is_oa":false,"landing_page_url":"https://hub.hku.hk/handle/10722/349644","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8899999856948853,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W288441325","https://openalex.org/W1964684947","https://openalex.org/W1988456768","https://openalex.org/W2042612461","https://openalex.org/W2342656438","https://openalex.org/W2488958542","https://openalex.org/W2509696551","https://openalex.org/W2521710942","https://openalex.org/W2560573919","https://openalex.org/W2566155463","https://openalex.org/W2580241428","https://openalex.org/W2612291478","https://openalex.org/W2783189583","https://openalex.org/W2786239590","https://openalex.org/W2806013832","https://openalex.org/W2887592610","https://openalex.org/W2888360891","https://openalex.org/W2910859912","https://openalex.org/W2912159494","https://openalex.org/W2912719095","https://openalex.org/W2918311828","https://openalex.org/W2949144570","https://openalex.org/W2962748258","https://openalex.org/W2962848741","https://openalex.org/W2963674318","https://openalex.org/W2963896360","https://openalex.org/W2963988154","https://openalex.org/W2964004718","https://openalex.org/W2964018918","https://openalex.org/W2964023906","https://openalex.org/W2971570084","https://openalex.org/W2982500714","https://openalex.org/W2989743749","https://openalex.org/W2998280308","https://openalex.org/W3015875312","https://openalex.org/W3023187679","https://openalex.org/W3023676529","https://openalex.org/W3025239130","https://openalex.org/W3034306108","https://openalex.org/W3034653302","https://openalex.org/W3042308181","https://openalex.org/W3048981883","https://openalex.org/W3083599295","https://openalex.org/W3093795181","https://openalex.org/W3096411470","https://openalex.org/W3102880088","https://openalex.org/W3110412427","https://openalex.org/W3113221786","https://openalex.org/W3121477569","https://openalex.org/W6769223471"],"related_works":["https://openalex.org/W3030525848","https://openalex.org/W4385197910","https://openalex.org/W2340639785","https://openalex.org/W3010814398","https://openalex.org/W4389461906","https://openalex.org/W3165611029","https://openalex.org/W2370038111","https://openalex.org/W3191669748","https://openalex.org/W2510978767","https://openalex.org/W2900836405"],"abstract_inverted_index":{"The":[0,139,205],"development":[1],"of":[2,9,27,45,59,85,89,112,163,179,200,218],"unmanned":[3],"aerial":[4],"vehicles":[5],"(UAVs)":[6],"is":[7,33,92,136,142],"one":[8],"the":[10,18,37,46,56,86,96,151,161,176,198,201,212],"driving":[11],"forces":[12],"for":[13,79,187],"revolutionizing":[14],"wireless":[15],"communications":[16],"in":[17,49,95,208],"modern":[19],"era.":[20],"Although":[21],"there":[22,68],"are":[23,173,185,194],"many":[24],"unique":[25],"features":[26],"UAV":[28,80,113,130,140,189],"networks,":[29,81],"their":[30],"widespread":[31],"use":[32,58,75],"still":[34,93],"hampered":[35],"by":[36],"short":[38],"battery":[39],"life.":[40],"As":[41],"a":[42,71,82,108,124,129,133,156],"result,":[43],"most":[44],"research":[47],"efforts":[48],"this":[50,103,209],"domain":[51],"mainly":[52],"have":[53,69],"focused":[54],"on":[55],"efficient":[57],"energy":[60,76,149],"through":[61],"trajectory":[62],"planning":[63],"and":[64,98,147,168,182,214],"cooperative":[65,125],"communication.":[66],"While":[67],"been":[70],"few":[72],"proposals":[73],"to":[74,144,196],"harvesting":[77],"techniques":[78],"complete":[83],"understanding":[84],"performance":[87,110,217],"limits":[88],"such":[90],"networks":[91,115],"missing":[94],"literature":[97],"needs":[99],"further":[100],"investigations.":[101],"Within":[102],"context,":[104],"our":[105],"paper":[106],"provides":[107],"comprehensive":[109],"evaluation":[111],"relay":[114,141],"(UAVRNs)":[116],"employing":[117],"non-orthogonal":[118],"multiple":[119],"access":[120],"(NOMA)":[121],"technique.":[122],"Specifically,":[123],"communication":[126],"system,":[127],"where":[128],"serves":[131],"as":[132],"mobile":[134],"relay,":[135],"fully":[137],"considered.":[138,174],"considered":[143],"be":[145],"wirelessly-powered":[146],"harvests":[148],"from":[150,155],"radio":[152],"signals":[153],"received":[154],"nearby":[157],"base":[158],"station.":[159],"For":[160],"sake":[162],"comparison,":[164],"both":[165],"amplify-and-forward":[166],"(AF)":[167],"decode-and-forward":[169],"(DF)":[170],"relaying":[171,190],"protocols":[172],"Subsequently,":[175],"closed-form":[177,203],"expressions":[178],"outage":[180,213],"probabilities":[181],"ergodic":[183,215],"capacities":[184],"provided":[186,207],"each":[188],"protocol.":[191],"Extensive":[192],"simulations":[193],"performed":[195],"verify":[197],"accuracy":[199],"derived":[202],"expressions.":[204],"results":[206],"work":[210],"characterize":[211],"capacity":[216],"NOMA-enabled":[219],"UAVRNs.":[220]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":23},{"year":2022,"cited_by_count":26},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-16T13:24:37.021932","created_date":"2025-10-10T00:00:00"}
