{"id":"https://openalex.org/W4367277157","doi":"https://doi.org/10.1109/tbc.2023.3267239","title":"Non-Orthogonal Broadcast and Unicast Joint Transmission for Multibeam Satellite System","display_name":"Non-Orthogonal Broadcast and Unicast Joint Transmission for Multibeam Satellite System","publication_year":2023,"publication_date":"2023-04-27","ids":{"openalex":"https://openalex.org/W4367277157","doi":"https://doi.org/10.1109/tbc.2023.3267239"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2023.3267239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2023.3267239","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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 Broadcasting","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/A5013905208","display_name":"Zhiqiang Li","orcid":"https://orcid.org/0000-0002-2423-4114"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiqiang Li","raw_affiliation_strings":["School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0002-2423-4114","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102909228","display_name":"Shiji Wang","orcid":"https://orcid.org/0000-0002-3209-2259"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shiji Wang","raw_affiliation_strings":["Beijing Aerospace Measurement and Control Technology Company Ltd, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Aerospace Measurement and Control Technology Company Ltd, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026973164","display_name":"Shuai Han","orcid":"https://orcid.org/0000-0001-9606-3476"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuai Han","raw_affiliation_strings":["School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0001-9606-3476","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100354297","display_name":"Cheng Li","orcid":"https://orcid.org/0000-0003-3424-2414"},"institutions":[{"id":"https://openalex.org/I130438778","display_name":"Memorial University of Newfoundland","ror":"https://ror.org/04haebc03","country_code":"CA","type":"education","lineage":["https://openalex.org/I130438778"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Cheng Li","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Faculty of Engineering and Applied Science, Memorial University, St. Johns, NL, Canada"],"raw_orcid":"https://orcid.org/0000-0003-3424-2414","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Engineering and Applied Science, Memorial University, St. Johns, NL, Canada","institution_ids":["https://openalex.org/I130438778"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":16.0204,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.98656637,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"69","issue":"3","first_page":"647","last_page":"660"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","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/T12042","display_name":"Satellite Communication Systems","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9983000159263611,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9926999807357788,"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":0.7568247318267822},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6212573051452637},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.618959903717041},{"id":"https://openalex.org/keywords/unicast","display_name":"Unicast","score":0.5577516555786133},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5342527627944946},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.4893154799938202},{"id":"https://openalex.org/keywords/broadcasting","display_name":"Broadcasting (networking)","score":0.47371548414230347},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.4651200771331787},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.42635589838027954},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.41792649030685425},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.2563597559928894},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24647065997123718},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.1852084994316101},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.18386521935462952},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10496512055397034},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.08604666590690613}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7568247318267822},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6212573051452637},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.618959903717041},{"id":"https://openalex.org/C11704745","wikidata":"https://www.wikidata.org/wiki/Q918337","display_name":"Unicast","level":3,"score":0.5577516555786133},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5342527627944946},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.4893154799938202},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.47371548414230347},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.4651200771331787},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.42635589838027954},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.41792649030685425},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.2563597559928894},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24647065997123718},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.1852084994316101},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.18386521935462952},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10496512055397034},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.08604666590690613},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"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":1,"locations":[{"id":"doi:10.1109/tbc.2023.3267239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2023.3267239","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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 Broadcasting","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4351780340","display_name":null,"funder_award_id":"61831002","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7203450436","display_name":null,"funder_award_id":"U21A20444","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320330210","display_name":"Chongqing Municipal Key Laboratory of Institutions of Higher Education","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W1509805685","https://openalex.org/W1577575122","https://openalex.org/W2082624078","https://openalex.org/W2083102064","https://openalex.org/W2095744648","https://openalex.org/W2102157652","https://openalex.org/W2147475579","https://openalex.org/W2149200615","https://openalex.org/W2170638893","https://openalex.org/W2188540676","https://openalex.org/W2288501207","https://openalex.org/W2767282312","https://openalex.org/W2787255587","https://openalex.org/W2791236982","https://openalex.org/W2802661954","https://openalex.org/W2805161269","https://openalex.org/W2807554399","https://openalex.org/W2883332268","https://openalex.org/W2912903488","https://openalex.org/W2935803308","https://openalex.org/W2960874438","https://openalex.org/W2963328334","https://openalex.org/W2963470109","https://openalex.org/W2964108473","https://openalex.org/W2972350054","https://openalex.org/W2975013556","https://openalex.org/W2989668825","https://openalex.org/W3000537180","https://openalex.org/W3019416762","https://openalex.org/W3088241366","https://openalex.org/W3098923418","https://openalex.org/W3102269059","https://openalex.org/W3106035754","https://openalex.org/W3119981021","https://openalex.org/W3127391054","https://openalex.org/W3134888276","https://openalex.org/W3136350876","https://openalex.org/W3158839158","https://openalex.org/W3164645664","https://openalex.org/W3190893732","https://openalex.org/W3214727290","https://openalex.org/W4210340876","https://openalex.org/W4225959144","https://openalex.org/W4286357544","https://openalex.org/W4289792779","https://openalex.org/W4308037375","https://openalex.org/W4313190010"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W2152088989","https://openalex.org/W2508558984","https://openalex.org/W2756419127","https://openalex.org/W4366493479","https://openalex.org/W2905893439","https://openalex.org/W3135374966","https://openalex.org/W3008817519","https://openalex.org/W4288633135","https://openalex.org/W2554517556"],"abstract_inverted_index":{"Due":[0],"to":[1,101,159],"its":[2],"extensive":[3],"coverage,":[4],"promising":[5,15,55],"satellite":[6,59],"communication":[7],"can":[8],"provide":[9],"seamless":[10],"information":[11,35],"services.":[12],"Meanwhile,":[13,94],"the":[14,54,67,73,116,123,135,139,142,161,168,176,187],"rate-splitting":[16,75],"multiple":[17,23],"access":[18,24],"(RSMA)":[19],"technology":[20],"has":[21],"flexible":[22],"modes":[25],"and":[26,37,46,57,81,91,133,141,179],"high":[27],"spectrum":[28],"efficiency.":[29],"To":[30],"meet":[31],"various":[32],"types":[33],"of":[34,125,127,130,138,167],"services":[36],"improve":[38],"SE,":[39],"we":[40,64,95,106,121],"consider":[41,122],"a":[42,97,109],"downlink":[43],"non-orthogonal":[44],"broadcast":[45,79],"unicast":[47,82],"(NOBU)":[48],"joint":[49,69,113,181],"transmission":[50,70,114,144,170,182,190],"scheme":[51],"by":[52],"combining":[53],"RSMA":[56],"multibeam":[58],"system.":[60],"In":[61],"this":[62],"paper,":[63],"first":[65],"establish":[66],"NOBU":[68,111,140,178],"model":[71],"using":[72,115],"1-layer":[74],"(RS)":[76],"strategy,":[77],"where":[78],"data":[80,83],"are":[84],"encoded":[85],"into":[86],"two":[87,169],"parts,":[88],"common":[89],"data,":[90],"private":[92],"data.":[93],"introduce":[96],"zero-forcing":[98],"precoding":[99],"matrix":[100],"suppress":[102],"inter-beam":[103],"interference.":[104],"Furthermore,":[105],"also":[107],"propose":[108],"general":[110],"(GNOBU)":[112],"2-layer":[117],"RS":[118],"strategy.":[119],"Then,":[120],"quality":[124],"service":[126],"rate":[128,165],"requirements":[129],"all":[131],"terminals":[132],"formulate":[134],"optimization":[136,148],"problems":[137,166],"GNOBU":[143,180],"schemes.":[145,191],"An":[146],"alternating":[147],"algorithm":[149],"based":[150],"on":[151],"weighted":[152,163],"minimum":[153],"mean":[154],"square":[155],"error":[156],"is":[157],"proposed":[158,177],"solve":[160],"non-convex":[162],"sum":[164],"models.":[171],"Simulation":[172],"results":[173],"show":[174],"that":[175],"schemes":[183],"perform":[184],"better":[185],"than":[186],"conventional":[188],"orthogonal":[189]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":12},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}