{"id":"https://openalex.org/W3000122352","doi":"https://doi.org/10.1109/lcomm.2020.2965120","title":"Energy-Efficient UAV Relaying Communications to Serve Ground Nodes","display_name":"Energy-Efficient UAV Relaying Communications to Serve Ground Nodes","publication_year":2020,"publication_date":"2020-01-09","ids":{"openalex":"https://openalex.org/W3000122352","doi":"https://doi.org/10.1109/lcomm.2020.2965120","mag":"3000122352"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2965120","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2965120","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.arizona.edu/bitstream/10150/641336/1/manuscript_CL2019-2354.R2_CameraReady.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101782672","display_name":"Shakil Ahmed","orcid":"https://orcid.org/0000-0001-6789-4457"},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Shakil Ahmed","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Arizona, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Arizona, USA","institution_ids":["https://openalex.org/I138006243"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065630945","display_name":"Mostafa Zaman Chowdhury","orcid":"https://orcid.org/0000-0003-1487-086X"},"institutions":[{"id":"https://openalex.org/I1307585291","display_name":"Khulna University of Engineering and Technology","ror":"https://ror.org/04y58d606","country_code":"BD","type":"education","lineage":["https://openalex.org/I1307585291"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Mostafa Zaman Chowdhury","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Khulna University of Engineering and Technology, Khulna, Bangladesh"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Khulna University of Engineering and Technology, Khulna, Bangladesh","institution_ids":["https://openalex.org/I1307585291"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022518982","display_name":"Yeong Min Jang","orcid":"https://orcid.org/0000-0002-9963-303X"},"institutions":[{"id":"https://openalex.org/I110273157","display_name":"Kookmin University","ror":"https://ror.org/0049erg63","country_code":"KR","type":"education","lineage":["https://openalex.org/I110273157"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yeong Min Jang","raw_affiliation_strings":["Department of Electronics Engineering, Kookmin University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electronics Engineering, Kookmin University, Seoul, South Korea","institution_ids":["https://openalex.org/I110273157"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101782672"],"corresponding_institution_ids":["https://openalex.org/I138006243"],"apc_list":null,"apc_paid":null,"fwci":138.3888,"has_fulltext":true,"cited_by_count":127,"citation_normalized_percentile":{"value":0.99956752,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"24","issue":"4","first_page":"849","last_page":"852"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":1.0,"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":1.0,"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":0.9911999702453613,"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":0.9839000105857849,"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/computer-science","display_name":"Computer science","score":0.7996509671211243},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.6676466464996338},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.6531370282173157},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5906733870506287},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5574994683265686},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5253593325614929},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.5213347673416138},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.48545128107070923},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.4788636863231659},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.4639776349067688},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.46278315782546997},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4599745273590088},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.4388967454433441},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.3974456787109375},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.32518982887268066},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2385387420654297},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.233480304479599},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18600034713745117},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.11455586552619934},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.10622039437294006},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1030413806438446}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7996509671211243},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.6676466464996338},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6531370282173157},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5906733870506287},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5574994683265686},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5253593325614929},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.5213347673416138},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.48545128107070923},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4788636863231659},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.4639776349067688},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.46278315782546997},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4599745273590088},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.4388967454433441},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3974456787109375},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.32518982887268066},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2385387420654297},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.233480304479599},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18600034713745117},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.11455586552619934},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.10622039437294006},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1030413806438446},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lcomm.2020.2965120","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2965120","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:repository.arizona.edu:10150/641336","is_oa":true,"landing_page_url":"http://hdl.handle.net/10150/641336","pdf_url":"https://repository.arizona.edu/bitstream/10150/641336/1/manuscript_CL2019-2354.R2_CameraReady.pdf","source":{"id":"https://openalex.org/S4306400271","display_name":"UA Campus Repository (The University of Arizona)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138006243","host_organization_name":"University of Arizona","host_organization_lineage":["https://openalex.org/I138006243"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"852","raw_type":"Article"}],"best_oa_location":{"id":"pmh:oai:repository.arizona.edu:10150/641336","is_oa":true,"landing_page_url":"http://hdl.handle.net/10150/641336","pdf_url":"https://repository.arizona.edu/bitstream/10150/641336/1/manuscript_CL2019-2354.R2_CameraReady.pdf","source":{"id":"https://openalex.org/S4306400271","display_name":"UA Campus Repository (The University of Arizona)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I138006243","host_organization_name":"University of Arizona","host_organization_lineage":["https://openalex.org/I138006243"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"852","raw_type":"Article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3000122352.pdf","grobid_xml":"https://content.openalex.org/works/W3000122352.grobid-xml"},"referenced_works_count":9,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W2611366557","https://openalex.org/W2795603418","https://openalex.org/W2962804513","https://openalex.org/W2963061782","https://openalex.org/W2965557670","https://openalex.org/W2982664860","https://openalex.org/W2994590044","https://openalex.org/W6766617735"],"related_works":["https://openalex.org/W2357893788","https://openalex.org/W2152392242","https://openalex.org/W1967391395","https://openalex.org/W2039088401","https://openalex.org/W4302606387","https://openalex.org/W1607008293","https://openalex.org/W2963172490","https://openalex.org/W4302133443","https://openalex.org/W838780744","https://openalex.org/W2950931348"],"abstract_inverted_index":{"This":[0],"letter":[1],"studies":[2],"the":[3,18,32,36,43,50,81,106,118,142,148,153,156],"energy-efficient":[4,44,51,82],"unmanned":[5],"aerial":[6],"vehicle":[7],"(UAV)":[8],"communications":[9],"to":[10,41,79,103,122,151],"support":[11],"ground":[12],"nodes":[13],"(GNs).":[14],"The":[15,97,128],"system":[16],"considers":[17,56],"UAV":[19,37,45,52,60,70,73,83,107],"working":[20],"as":[21,92],"a":[22,27,89],"relay":[23],"while":[24],"there":[25],"is":[26,102,133],"base":[28],"station":[29],"(BS)":[30],"on":[31],"ground.":[33],"We":[34,48,64,86],"analyze":[35],"energy":[38,62],"consumption":[39],"model":[40],"design":[42],"trajectory":[46],"path.":[47],"formulate":[49],"relaying":[53,84],"communication,":[54],"which":[55],"both":[57],"throughput":[58],"and":[59,71,76,116],"propulsion":[61],"consumption.":[63],"optimize":[65],"joint":[66],"transmit":[67],"power":[68],"of":[69,100,155],"BS;":[72],"trajectory,":[74],"acceleration,":[75],"flying":[77],"speed":[78],"maximize":[80],"problem.":[85],"also":[87],"introduce":[88],"constraint":[90,95],"named":[91],"information":[93,109,121],"causality":[94],"(ICC).":[96],"main":[98],"idea":[99],"ICC":[101],"guarantee":[104],"that":[105],"receives":[108],"from":[110],"BS":[111],"in":[112,124],"any":[113],"time":[114,126],"slot":[115],"forward":[117],"only":[119],"received":[120],"GNs":[123],"remaining":[125],"slots.":[127],"formulated":[129],"energy-efficiency":[130],"maximization":[131],"problem":[132],"not":[134],"convex.":[135],"Thus,":[136],"we":[137,146],"solve":[138],"it":[139],"sub-optimally":[140],"using":[141],"iterative":[143],"method.":[144],"Finally,":[145],"present":[147],"simulation":[149],"results":[150],"validate":[152],"efficacy":[154],"proposed":[157],"algorithm.":[158]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":24},{"year":2022,"cited_by_count":25},{"year":2021,"cited_by_count":32},{"year":2020,"cited_by_count":7}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}