{"id":"https://openalex.org/W3009062187","doi":"https://doi.org/10.1109/globecom38437.2019.9014105","title":"Trajectory Optimization and Resource Allocation for Multi-User OFDMA UAV Relay Networks","display_name":"Trajectory Optimization and Resource Allocation for Multi-User OFDMA UAV Relay Networks","publication_year":2019,"publication_date":"2019-12-01","ids":{"openalex":"https://openalex.org/W3009062187","doi":"https://doi.org/10.1109/globecom38437.2019.9014105","mag":"3009062187"},"language":"en","primary_location":{"id":"doi:10.1109/globecom38437.2019.9014105","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom38437.2019.9014105","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 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/A5012112103","display_name":"Shuhao Zeng","orcid":"https://orcid.org/0000-0003-4534-6702"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuhao Zeng","raw_affiliation_strings":["Department of Electronics, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100440579","display_name":"Hongliang Zhang","orcid":"https://orcid.org/0000-0003-3393-8612"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]},{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Hongliang Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Houston, USA","Department of Electronics, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Houston, USA","institution_ids":["https://openalex.org/I44461941"]},{"raw_affiliation_string":"Department of Electronics, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102012574","display_name":"Lingyang Song","orcid":"https://orcid.org/0000-0001-8644-8241"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingyang Song","raw_affiliation_strings":["Department of Electronics, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":14.7215,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.98364765,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2019","issue":null,"first_page":"1","last_page":"6"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9968000054359436,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9932000041007996,"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/computer-science","display_name":"Computer science","score":0.8050135374069214},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.6886485815048218},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.6785162687301636},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.6665499806404114},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.6186389327049255},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5856701135635376},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5696045756340027},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5304982662200928},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5273985266685486},{"id":"https://openalex.org/keywords/trajectory-optimization","display_name":"Trajectory optimization","score":0.49169427156448364},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.4702395796775818},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.4661629796028137},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4429779052734375},{"id":"https://openalex.org/keywords/mode","display_name":"Mode (computer interface)","score":0.4381892681121826},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.4330842196941376},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.39990687370300293},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.393258273601532},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1745205819606781},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.16218101978302002},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07750999927520752},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07455351948738098}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8050135374069214},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6886485815048218},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.6785162687301636},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.6665499806404114},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.6186389327049255},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5856701135635376},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5696045756340027},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5304982662200928},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5273985266685486},{"id":"https://openalex.org/C173246807","wikidata":"https://www.wikidata.org/wiki/Q7833062","display_name":"Trajectory optimization","level":3,"score":0.49169427156448364},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.4702395796775818},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.4661629796028137},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4429779052734375},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.4381892681121826},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.4330842196941376},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.39990687370300293},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.393258273601532},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1745205819606781},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.16218101978302002},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07750999927520752},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07455351948738098},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C91575142","wikidata":"https://www.wikidata.org/wiki/Q1971426","display_name":"Optimal control","level":2,"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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":2,"locations":[{"id":"doi:10.1109/globecom38437.2019.9014105","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom38437.2019.9014105","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},{"id":"mag:3037821404","is_oa":false,"landing_page_url":"https://jglobal.jst.go.jp/en/detail?JGLOBAL_ID=202002278131027108","pdf_url":null,"source":{"id":"https://openalex.org/S4306512817","display_name":"IEEE Conference Proceedings","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":null,"is_accepted":false,"is_published":null,"raw_source_name":"IEEE Conference Proceedings","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1630733292","https://openalex.org/W2382354666","https://openalex.org/W2507748565","https://openalex.org/W2515158352","https://openalex.org/W2532844429","https://openalex.org/W2610788935","https://openalex.org/W2767105570","https://openalex.org/W2831657852","https://openalex.org/W2962847915","https://openalex.org/W2974599699","https://openalex.org/W3103828530"],"related_works":["https://openalex.org/W2025189274","https://openalex.org/W1585503616","https://openalex.org/W2092365485","https://openalex.org/W2004574319","https://openalex.org/W1543564974","https://openalex.org/W2060870071","https://openalex.org/W2224554958","https://openalex.org/W1591771139","https://openalex.org/W2043538149","https://openalex.org/W1654541684"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,50,72,91],"consider":[4],"a":[5,52,93],"single-cell":[6],"multi-user":[7],"orthogonal":[8],"frequency":[9],"division":[10],"multiple":[11],"access":[12],"(OFDMA)":[13],"network":[14],"with":[15],"one":[16],"unmanned":[17],"aerial":[18],"vehicle":[19],"(UAV),":[20],"which":[21,64],"works":[22],"as":[23],"an":[24],"amplify-and-forward":[25],"relay":[26],"to":[27,42],"improve":[28,43],"the":[29,33,38,44,69,117,122,126],"quality-of-service":[30],"(QoS)":[31],"of":[32],"user":[34,48],"equipments":[35],"(UEs)":[36],"in":[37],"cell":[39],"edge.":[40],"Aiming":[41],"throughput":[45],"while":[46],"guaranteeing":[47],"fairness,":[49],"formulate":[51],"joint":[53,94],"mode":[54,80,95],"selection,":[55],"subchannel":[56,83,98],"allocation,":[57,84,99],"trajectory":[58,85,100],"optimization,":[59,86,101],"and":[60,82,87,97,102,125],"power":[61,88,103],"allocation":[62,104],"problem,":[63],"is":[65],"NP-hard.":[66],"To":[67],"solve":[68],"problem":[70],"efficiently,":[71],"first":[73],"decompose":[74],"it":[75],"into":[76],"three":[77],"subproblems,":[78],"i.e.,":[79],"selection":[81,96],"allocation.":[89],"Then":[90],"propose":[92],"(JMS-T-P)":[105],"algorithm":[106,120,124],"where":[107],"these":[108],"subproblems":[109],"are":[110],"solved":[111],"iteratively.":[112],"Simulation":[113],"results":[114],"show":[115],"that":[116],"JMS-":[118],"T-P":[119],"outperforms":[121],"random":[123],"cellular":[127],"scheme.":[128]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}