{"id":"https://openalex.org/W2187915581","doi":"https://doi.org/10.1109/wcsp.2015.7341301","title":"Downlink non-orthogonal multiple access system with limited feedback channel","display_name":"Downlink non-orthogonal multiple access system with limited feedback channel","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2187915581","doi":"https://doi.org/10.1109/wcsp.2015.7341301","mag":"2187915581"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp.2015.7341301","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2015.7341301","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Wireless Communications & Signal Processing (WCSP)","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/A5009588815","display_name":"Shimei Liu","orcid":"https://orcid.org/0000-0001-5704-095X"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shimei Liu","raw_affiliation_strings":["School of Electronics and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064286872","display_name":"Chao Zhang","orcid":"https://orcid.org/0000-0001-6742-6178"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chao Zhang","raw_affiliation_strings":["National Mobile Communications Research Laboratory","School of Electronics and Information Engineering, Xi'an Jiaotong University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory","institution_ids":[]},{"raw_affiliation_string":"School of Electronics and Information Engineering, Xi'an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6067,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.85610468,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":1.0,"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":1.0,"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":0.9872999787330627,"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":0.9661999940872192,"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/noma","display_name":"Noma","score":0.8488982915878296},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7785149812698364},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7474591732025146},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.7156540155410767},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6340519785881042},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.619357705116272},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4889437258243561},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4209043085575104},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3676987886428833},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25865083932876587},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.20728448033332825},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12928512692451477}],"concepts":[{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.8488982915878296},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7785149812698364},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7474591732025146},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.7156540155410767},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6340519785881042},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.619357705116272},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4889437258243561},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4209043085575104},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3676987886428833},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25865083932876587},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.20728448033332825},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12928512692451477}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp.2015.7341301","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2015.7341301","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Wireless Communications & Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1523522871","https://openalex.org/W1524646976","https://openalex.org/W1958281780","https://openalex.org/W1991312775","https://openalex.org/W2027563534","https://openalex.org/W2034768305","https://openalex.org/W2051943016","https://openalex.org/W2065365556","https://openalex.org/W2085486577","https://openalex.org/W2124858630","https://openalex.org/W2147584524","https://openalex.org/W2148622067","https://openalex.org/W2160272733","https://openalex.org/W2170531625","https://openalex.org/W3099378150","https://openalex.org/W3103423272"],"related_works":["https://openalex.org/W3165611029","https://openalex.org/W2370038111","https://openalex.org/W4392158087","https://openalex.org/W2059045613","https://openalex.org/W2785415239","https://openalex.org/W4250215096","https://openalex.org/W2119209917","https://openalex.org/W4313028534","https://openalex.org/W2145047504","https://openalex.org/W2159179523"],"abstract_inverted_index":{"Non-orthogonal":[0],"multiple":[1,10,126],"access":[2,11,127],"(NOMA)":[3],"has":[4],"been":[5],"recognized":[6],"as":[7],"a":[8,95],"promising":[9],"technology":[12],"for":[13],"fifth":[14],"generation":[15],"(5G)":[16],"mobile":[17],"communication":[18],"system.":[19,107,128],"However,":[20],"the":[21,29,35,52,55,58,67,82,88,91,103],"advantage":[22],"of":[23,32,38,66,105],"NOMA":[24,46,92,106,112],"is":[25,62,99],"only":[26],"proven":[27],"under":[28],"ideal":[30],"condition":[31],"transmitter":[33,53],"knowing":[34],"perfect":[36],"knowledge":[37],"channel":[39,71,76,117],"state":[40],"information":[41,73],"(CSI).":[42],"In":[43],"this":[44],"paper,":[45],"downlink":[47],"multi-user":[48],"system,":[49],"in":[50],"which":[51],"acquires":[54],"CSI":[56,69],"through":[57],"limited":[59,115],"feedback":[60,116],"channel,":[61],"studied.":[63],"Making":[64],"use":[65],"imperfect":[68],"feedback,":[70],"direction":[72],"(CDI)":[74],"and":[75],"quality":[77],"indicator":[78],"(CQI),":[79],"we":[80],"propose":[81],"user":[83],"selection":[84],"scheme":[85,98],"to":[86,101],"reduce":[87],"interference":[89],"between":[90],"users.":[93],"Furthermore,":[94],"power":[96],"allocation":[97],"applied":[100],"improve":[102],"sum-rate":[104],"Numerical":[108],"results":[109],"show":[110],"that":[111],"system":[113,121],"with":[114],"still":[118],"gains":[119],"higher":[120],"rate":[122],"than":[123],"traditional":[124],"orthogonal":[125]},"counts_by_year":[{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}