{"id":"https://openalex.org/W4226022721","doi":"https://doi.org/10.1109/twc.2022.3161379","title":"Improper Gaussian Signaling for Downlink NOMA Systems With Imperfect Successive Interference Cancellation","display_name":"Improper Gaussian Signaling for Downlink NOMA Systems With Imperfect Successive Interference Cancellation","publication_year":2022,"publication_date":"2022-03-29","ids":{"openalex":"https://openalex.org/W4226022721","doi":"https://doi.org/10.1109/twc.2022.3161379"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2022.3161379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3161379","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","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/A5101454918","display_name":"Hao Cheng","orcid":"https://orcid.org/0000-0002-2282-3062"},"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"]},{"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":true,"raw_author_name":"Hao Cheng","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, China","School of Internet of Things, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-2282-3062","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Internet of Things, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005242197","display_name":"Yili Xia","orcid":"https://orcid.org/0000-0002-4402-8131"},"institutions":[{"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":"Yili Xia","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-4402-8131","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056225611","display_name":"Yongming Huang","orcid":"https://orcid.org/0009-0009-2545-2875"},"institutions":[{"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":"Yongming Huang","raw_affiliation_strings":["National Mobile Communications Research Laboratory, School of Information Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-3616-4616","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"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045457613","display_name":"L\u00fcxi Yang","orcid":"https://orcid.org/0000-0003-1474-1806"},"institutions":[{"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":"Luxi Yang","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-1474-1806","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101454918"],"corresponding_institution_ids":["https://openalex.org/I41198531","https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":2.0321,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.86441383,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"21","issue":"9","first_page":"7753","last_page":"7763"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9972000122070312,"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":0.9947999715805054,"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/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.8372529745101929},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.833906888961792},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7328391075134277},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6030774116516113},{"id":"https://openalex.org/keywords/imperfect","display_name":"Imperfect","score":0.6029765605926514},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5362898707389832},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.49175551533699036},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2313929796218872}],"concepts":[{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.8372529745101929},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.833906888961792},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7328391075134277},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6030774116516113},{"id":"https://openalex.org/C2780310539","wikidata":"https://www.wikidata.org/wiki/Q12547192","display_name":"Imperfect","level":2,"score":0.6029765605926514},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5362898707389832},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.49175551533699036},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2313929796218872},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2022.3161379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2022.3161379","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4152119378","display_name":null,"funder_award_id":"61720106003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8335968205","display_name":null,"funder_award_id":"61771124","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G841875194","display_name":null,"funder_award_id":"U193620029","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1811668512","https://openalex.org/W1922937245","https://openalex.org/W1996124484","https://openalex.org/W2010961394","https://openalex.org/W2031858701","https://openalex.org/W2033078103","https://openalex.org/W2042519026","https://openalex.org/W2053521124","https://openalex.org/W2058401212","https://openalex.org/W2062610219","https://openalex.org/W2067489830","https://openalex.org/W2070400842","https://openalex.org/W2098918476","https://openalex.org/W2124338065","https://openalex.org/W2129124464","https://openalex.org/W2150147323","https://openalex.org/W2165131254","https://openalex.org/W2277419020","https://openalex.org/W2322960615","https://openalex.org/W2474841522","https://openalex.org/W2476841360","https://openalex.org/W2566155463","https://openalex.org/W2593351034","https://openalex.org/W2595522070","https://openalex.org/W2770517446","https://openalex.org/W2792730202","https://openalex.org/W2799944166","https://openalex.org/W2804128210","https://openalex.org/W2835708732","https://openalex.org/W2909788598","https://openalex.org/W2912839829","https://openalex.org/W2918594466","https://openalex.org/W2962619892","https://openalex.org/W2963336322","https://openalex.org/W2963569053","https://openalex.org/W2983519246","https://openalex.org/W3011042416","https://openalex.org/W3094357447","https://openalex.org/W3098457194","https://openalex.org/W3101260963","https://openalex.org/W3115949285","https://openalex.org/W3161219067","https://openalex.org/W4206086414","https://openalex.org/W4211251910","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W3165611029","https://openalex.org/W4392158087","https://openalex.org/W3039370918","https://openalex.org/W2980162015","https://openalex.org/W2370038111","https://openalex.org/W4400277783","https://openalex.org/W2769732439","https://openalex.org/W3091696342","https://openalex.org/W3039065086","https://openalex.org/W4297882612"],"abstract_inverted_index":{"Non-orthogonal":[0],"multiple":[1],"access":[2],"(NOMA)":[3],"exhibits":[4],"superiority":[5],"in":[6,13,38,86],"spectrum":[7],"efficiency":[8],"which":[9],"is":[10,211],"particularly":[11],"essential":[12],"the":[14,29,34,39,50,62,66,71,89,93,100,109,119,123,135,143,148,152,156,163,177,181,197,220,225],"Internet":[15],"of":[16,23,41,49,88,92,151,180,187,203],"Things":[17],"(IoT)":[18],"system":[19,223],"involving":[20],"massive":[21],"number":[22],"device":[24],"connections.":[25],"This":[26],"paper":[27],"addresses":[28],"achievable":[30,149,178],"rate":[31,150,179],"improvement":[32],"for":[33,108],"downlink":[35,221],"NOMA":[36,222],"system,":[37],"context":[40],"imperfect":[42,101,192],"successive":[43],"interference":[44,97],"cancellation":[45],"(SIC),":[46],"by":[47,99,116,201],"means":[48],"improper":[51,76,111],"Gaussian":[52],"signaling":[53,77],"(IGS)":[54],"technique.":[55],"We":[56],"investigate":[57],"a":[58,172,207],"basic":[59],"scenario":[60],"where":[61,126],"strong":[63,136,153,182],"user":[64,73,137,154,158,165,183],"transmits":[65,138,166],"conventional":[67],"proper":[68],"data,":[69],"while":[70,155],"weak":[72,157,164],"adopts":[74],"an":[75],"scheme.":[78],"The":[79],"users\u2019":[80],"data":[81],"rates":[82],"are":[83,132,199],"first":[84],"formulated":[85],"terms":[87],"impropriety":[90,124],"degree":[91],"IGS,":[94],"under":[95,184],"residual":[96],"introduced":[98],"SIC.":[102,193],"In":[103],"this":[104],"way,":[105],"analytical":[106],"expressions":[107],"best":[110],"transmission":[112],"can":[113],"be":[114],"characterized":[115],"jointly":[117],"optimizing":[118],"user\u2019s":[120],"power":[121],"and":[122,129,191],"degree,":[125],"their":[127,215],"sufficient":[128],"necessary":[130],"conditions":[131],"provided.":[133],"When":[134,162],"with":[139,167],"its":[140,168],"maximum":[141,169],"power,":[142,170],"IGS":[144],"scheme":[145,173],"always":[146],"increases":[147],"may":[159],"also":[160],"benefit.":[161],"such":[171],"enables":[174],"us":[175],"optimize":[176],"various":[185],"levels":[186],"channel-to-noise":[188],"ratios":[189],"(CNR)":[190],"Finally,":[194],"when":[195],"both":[196],"users":[198],"imposed":[200],"quality":[202],"service":[204],"(QoS)":[205],"constraints,":[206],"Q-learning":[208],"based":[209],"solution":[210],"proposed":[212],"to":[213],"maximize":[214],"sum":[216],"rate.":[217],"Simulations":[218],"on":[219],"support":[224],"analysis.":[226]},"counts_by_year":[{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
