{"id":"https://openalex.org/W7154754273","doi":"https://doi.org/10.1109/jiot.2026.3684990","title":"Resource Optimization With Uplink RSMA for Multibeam LEO Satellite IoT Systems in the FBL Regime","display_name":"Resource Optimization With Uplink RSMA for Multibeam LEO Satellite IoT Systems in the FBL Regime","publication_year":2026,"publication_date":"2026-04-17","ids":{"openalex":"https://openalex.org/W7154754273","doi":"https://doi.org/10.1109/jiot.2026.3684990"},"language":null,"primary_location":{"id":"doi:10.1109/jiot.2026.3684990","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2026.3684990","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5014008143","display_name":"Xiaodi Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaodi Yu","raw_affiliation_strings":["School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0009-0001-9371-1738","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085914970","display_name":"Tao Hong","orcid":"https://orcid.org/0000-0002-9270-3074"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Hong","raw_affiliation_strings":["School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-9270-3074","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049724407","display_name":"Xiaojin Ding","orcid":"https://orcid.org/0000-0003-0058-2170"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojin Ding","raw_affiliation_strings":["School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-0058-2170","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101445073","display_name":"Gengxin Zhang","orcid":"https://orcid.org/0000-0001-7962-6695"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gengxin Zhang","raw_affiliation_strings":["School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-7962-6695","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5133910214","display_name":"Aijie Zhao","orcid":null},"institutions":[{"id":"https://openalex.org/I199305430","display_name":"Nantong University","ror":"https://ror.org/02afcvw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I199305430"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aijie Zhao","raw_affiliation_strings":["School of Information Science and Technology, Nantong University, Nantong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Nantong University, Nantong, China","institution_ids":["https://openalex.org/I199305430"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.74210037,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"13","first_page":"29288","last_page":"29299"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.7379000186920166,"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":0.7379000186920166,"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":0.16940000653266907,"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/T12449","display_name":"Spacecraft Design and Technology","score":0.01720000058412552,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7479000091552734},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6000999808311462},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.5145000219345093},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.4219000041484833},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.4002000093460083},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.3968000113964081},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.367900013923645},{"id":"https://openalex.org/keywords/satellite-broadcasting","display_name":"Satellite broadcasting","score":0.3310000002384186}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7947999835014343},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7479000091552734},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6000999808311462},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.5145000219345093},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.4219000041484833},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.4002000093460083},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.3968000113964081},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.37929999828338623},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.37070000171661377},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.367900013923645},{"id":"https://openalex.org/C2986254709","wikidata":"https://www.wikidata.org/wiki/Q209588","display_name":"Satellite broadcasting","level":3,"score":0.3310000002384186},{"id":"https://openalex.org/C50661577","wikidata":"https://www.wikidata.org/wiki/Q901831","display_name":"Time-division multiplexing","level":3,"score":0.319599986076355},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.30320000648498535},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.2890999913215637},{"id":"https://openalex.org/C2986910011","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Cellular radio","level":3,"score":0.28380000591278076},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.28029999136924744},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.2784000039100647},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.27720001339912415},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.27559998631477356},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2678999900817871},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.2678999900817871},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2667999863624573},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.26489999890327454}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2026.3684990","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2026.3684990","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4441749698","display_name":null,"funder_award_id":"62571261","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7778053880","display_name":null,"funder_award_id":"No. 62571261","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8165910908","display_name":null,"funder_award_id":"No. BK20254006","funder_id":"https://openalex.org/F4320334982","funder_display_name":"Basic Research Program of Jiangsu Province"},{"id":"https://openalex.org/G8411925294","display_name":null,"funder_award_id":"BK20254006","funder_id":"https://openalex.org/F4320334982","funder_display_name":"Basic Research Program of Jiangsu Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334982","display_name":"Basic Research Program of Jiangsu Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,72],"investigate":[4],"an":[5,36],"uplink":[6],"multibeam":[7],"low-Earth":[8],"orbit":[9],"(LEO)":[10],"satellite":[11],"Internet":[12],"of":[13],"Things":[14],"(Sat-IoT)":[15],"system":[16],"employing":[17],"rate-splitting":[18,52],"multiple":[19],"access":[20],"(RSMA)":[21],"under":[22,144],"imperfect":[23,145],"channel":[24],"state":[25],"information":[26],"(CSI)":[27],"in":[28,96,140],"the":[29,41,61,80,93,130,141],"finite":[30],"blocklength":[31],"(FBL)":[32],"regime,":[33],"and":[34,51,88,116],"formulate":[35],"optimization":[37],"problem":[38,55],"to":[39,60,122],"maximize":[40],"effective":[42,135],"throughput":[43,136],"by":[44],"jointly":[45],"optimizing":[46],"beamforming,":[47],"transmit":[48],"power":[49],"allocation,":[50],"factors.":[53],"The":[54],"is":[56,104,120],"highly":[57],"non-convex":[58],"due":[59],"nonlinear":[62],"FBL":[63,81,142],"achievable":[64],"rate":[65],"expressions.":[66],"To":[67],"obtain":[68],"a":[69,74,97,117],"tractable":[70,98],"solution,":[71],"propose":[73],"regime-based":[75],"SINR-threshold":[76],"substitution":[77],"that":[78,129],"converts":[79],"minimum-rate":[82],"constraints":[83,95],"into":[84,92],"equivalent":[85],"SINR":[86,94],"constraints,":[87],"incorporate":[89],"CSI":[90],"imperfections":[91],"manner.":[99],"An":[100],"alternating":[101],"DC\u2013SCA\u2013SDR":[102],"algorithm":[103],"then":[105],"proposed,":[106],"where":[107],"bilinear":[108],"couplings":[109],"are":[110],"addressed":[111],"via":[112],"first-order":[113],"Taylor":[114],"expansions":[115],"rank-promotion":[118],"penalty":[119],"introduced":[121],"facilitate":[123],"beamformer":[124],"extraction.":[125],"Simulation":[126],"results":[127],"demonstrate":[128],"proposed":[131],"design":[132],"achieves":[133],"higher":[134],"than":[137],"other":[138],"schemes":[139],"regime":[143],"CSI.":[146]},"counts_by_year":[],"updated_date":"2026-06-27T06:13:17.587685","created_date":"2026-04-18T00:00:00"}
