{"id":"https://openalex.org/W3044817033","doi":"https://doi.org/10.1109/jsac.2020.3018837","title":"Cell-Free Satellite-UAV Networks for 6G Wide-Area Internet of Things","display_name":"Cell-Free Satellite-UAV Networks for 6G Wide-Area Internet of Things","publication_year":2020,"publication_date":"2020-08-24","ids":{"openalex":"https://openalex.org/W3044817033","doi":"https://doi.org/10.1109/jsac.2020.3018837","mag":"3044817033"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2020.3018837","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3018837","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in Communications","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2007.11516","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072203852","display_name":"Chengxiao Liu","orcid":"https://orcid.org/0000-0002-9067-533X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chengxiao Liu","raw_affiliation_strings":["Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021320552","display_name":"Wei Feng","orcid":"https://orcid.org/0000-0001-5147-2145"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Feng","raw_affiliation_strings":["Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","Peng Cheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102013387","display_name":"Yunfei Chen","orcid":"https://orcid.org/0000-0001-8083-1805"},"institutions":[{"id":"https://openalex.org/I39555362","display_name":"University of Warwick","ror":"https://ror.org/01a77tt86","country_code":"GB","type":"education","lineage":["https://openalex.org/I39555362"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yunfei Chen","raw_affiliation_strings":["School of Engineering, University of Warwick, Coventry, U.K"],"affiliations":[{"raw_affiliation_string":"School of Engineering, University of Warwick, Coventry, U.K","institution_ids":["https://openalex.org/I39555362"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100779393","display_name":"Cheng\u2010Xiang Wang","orcid":"https://orcid.org/0000-0002-9729-9592"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheng-Xiang Wang","raw_affiliation_strings":["National Mobile Communications Research Laboratory, School of Information Science and Engineering, Southeast University, Nanjing, China","Purple Mountain Laboratories, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, School of Information Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053547427","display_name":"Ning Ge","orcid":"https://orcid.org/0000-0002-4922-7025"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ning Ge","raw_affiliation_strings":["Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5072203852"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":209.9757,"has_fulltext":false,"cited_by_count":202,"citation_normalized_percentile":{"value":0.99982167,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"39","issue":"4","first_page":"1116","last_page":"1131"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","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/T12042","display_name":"Satellite Communication Systems","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/T11133","display_name":"UAV Applications and Optimization","score":0.9995999932289124,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9988999962806702,"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":0.8899785280227661},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.5196720361709595},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.48573166131973267},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4752390384674072},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4698442816734314},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.44721272587776184},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.44502732157707214},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4317023456096649},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4134218990802765},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3493536710739136},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.25720512866973877},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23837924003601074}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8899785280227661},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.5196720361709595},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.48573166131973267},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4752390384674072},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4698442816734314},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.44721272587776184},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.44502732157707214},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4317023456096649},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4134218990802765},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3493536710739136},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.25720512866973877},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23837924003601074},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/jsac.2020.3018837","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3018837","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in Communications","raw_type":"journal-article"},{"id":"pmh:oai:wrap.warwick.ac.uk:139783","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306400665","display_name":"Warwick Research Archive Portal (University of Warwick)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I39555362","host_organization_name":"University of Warwick","host_organization_lineage":["https://openalex.org/I39555362"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"},{"id":"pmh:oai:arXiv.org:2007.11516","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2007.11516","pdf_url":"https://arxiv.org/pdf/2007.11516","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2007.11516","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2007.11516","pdf_url":"https://arxiv.org/pdf/2007.11516","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1288812995","display_name":null,"funder_award_id":"61771286","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1392091062","display_name":null,"funder_award_id":"2018YFA0701601","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G1500623155","display_name":null,"funder_award_id":"61941104","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2734937587","display_name":null,"funder_award_id":"61960206006","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3400019797","display_name":null,"funder_award_id":"91638205","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3627534131","display_name":null,"funder_award_id":"2020B01","funder_id":"https://openalex.org/F4320336270","funder_display_name":"National Mobile Communications Research Laboratory, Southeast University"},{"id":"https://openalex.org/G3846876833","display_name":null,"funder_award_id":"61701457","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5358367525","display_name":null,"funder_award_id":"61922049","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5933431147","display_name":null,"funder_award_id":"2242020R30001","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327539","display_name":"Beijing Innovation Center for Future Chip","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336270","display_name":"National Mobile Communications Research Laboratory, Southeast University","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W100417395","https://openalex.org/W1987089531","https://openalex.org/W2001787118","https://openalex.org/W2018429185","https://openalex.org/W2078178986","https://openalex.org/W2088899189","https://openalex.org/W2108359457","https://openalex.org/W2114215575","https://openalex.org/W2238723005","https://openalex.org/W2248880694","https://openalex.org/W2296319761","https://openalex.org/W2332907318","https://openalex.org/W2508393166","https://openalex.org/W2769313250","https://openalex.org/W2786239590","https://openalex.org/W2790244709","https://openalex.org/W2791698329","https://openalex.org/W2809298244","https://openalex.org/W2896163024","https://openalex.org/W2900841156","https://openalex.org/W2900989188","https://openalex.org/W2902785014","https://openalex.org/W2903076712","https://openalex.org/W2911165953","https://openalex.org/W2916530694","https://openalex.org/W2928684079","https://openalex.org/W2954390562","https://openalex.org/W2962691290","https://openalex.org/W2963061782","https://openalex.org/W2964011490","https://openalex.org/W2964188550","https://openalex.org/W2964236960","https://openalex.org/W2969706805","https://openalex.org/W2970863496","https://openalex.org/W2983279430","https://openalex.org/W2994008524","https://openalex.org/W2995497578","https://openalex.org/W2996845242","https://openalex.org/W3011157082","https://openalex.org/W3031133730","https://openalex.org/W3034195601","https://openalex.org/W3102880088","https://openalex.org/W3104132694","https://openalex.org/W4238948550","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2029232111","https://openalex.org/W1664289808","https://openalex.org/W2159422359","https://openalex.org/W2294196761","https://openalex.org/W2141929741","https://openalex.org/W2335680976","https://openalex.org/W2728807107","https://openalex.org/W2252345849","https://openalex.org/W2962837930","https://openalex.org/W2601879519"],"abstract_inverted_index":{"In":[0,59],"fifth":[1],"generation":[2,218],"(5G)":[3],"and":[4,38,73,133,144,161],"beyond":[5],"Internet":[6],"of":[7,19,25,50,70,76,84,101,142,159,191],"Things":[8],"(IoT),":[9],"it":[10],"becomes":[11],"increasingly":[12],"important":[13],"to":[14,30,41,53,80,97,111,168,178,208],"serve":[15,210],"a":[16,54,71,74,121,205],"massive":[17,85],"number":[18],"IoT":[20,212],"devices":[21,213],"outside":[22],"the":[23,47,82,91,99,114,138,147,155,189,192,196,215],"coverage":[24,48,94,199],"terrestrial":[26],"cellular":[27,103],"networks.":[28],"Due":[29],"their":[31],"own":[32],"limitations,":[33],"unmanned":[34],"aerial":[35],"vehicles":[36],"(UAVs)":[37],"satellites":[39],"need":[40],"coordinate":[42],"with":[43,113,182],"each":[44],"other":[45],"in":[46,87,214],"holes":[49],"5G,":[51],"leading":[52],"cognitive":[55],"satellite-UAV":[56],"network":[57,180],"(CSUN).":[58],"this":[60,119],"paper,":[61],"we":[62,171],"investigate":[63],"multi-domain":[64,174],"resource":[65,175],"allocation":[66,176],"for":[67,127],"CSUNs":[68],"consisting":[69],"satellite":[72,169],"swarm":[75,167],"UAVs,":[77],"so":[78],"as":[79],"improve":[81,179],"efficiency":[83,181],"access":[86],"wide":[88],"areas.":[89],"Particularly,":[90],"cell-free":[92,198],"on-demand":[93],"is":[95,108,125,201],"established":[96],"overcome":[98],"cost-ineffectiveness":[100],"conventional":[102],"architecture.":[104],"Opportunistic":[105],"spectrum":[106,115],"sharing":[107],"also":[109],"implemented":[110],"cope":[112],"scarcity":[116],"problem.":[117],"To":[118],"end,":[120],"process-oriented":[122],"optimization":[123],"framework":[124],"proposed":[126,193],"jointly":[128],"allocating":[129],"subchannels,":[130],"transmit":[131],"power":[132],"hovering":[134],"times,":[135],"which":[136,203],"considers":[137],"whole":[139],"flight":[140],"process":[141],"UAVs":[143,160],"uses":[145],"only":[146],"slowly-varying":[148],"large-scale":[149],"channel":[150],"state":[151],"information":[152],"(CSI).":[153],"Under":[154],"on-board":[156],"energy":[157],"constraints":[158,164],"interference":[162],"temperature":[163],"from":[165],"UAV":[166],"users,":[170],"present":[172],"iterative":[173],"algorithms":[177],"guaranteed":[183],"user":[184],"fairness.":[185],"Simulation":[186],"results":[187],"demonstrate":[188],"superiority":[190],"algorithms.":[194],"Moreover,":[195],"adaptive":[197],"pattern":[200],"observed,":[202],"implies":[204],"promising":[206],"way":[207],"efficiently":[209],"wide-area":[211],"upcoming":[216],"sixth":[217],"(6G)":[219],"era.":[220]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":28},{"year":2024,"cited_by_count":39},{"year":2023,"cited_by_count":41},{"year":2022,"cited_by_count":39},{"year":2021,"cited_by_count":42},{"year":2020,"cited_by_count":7}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}