{"id":"https://openalex.org/W3158146603","doi":"https://doi.org/10.1109/access.2021.3062887","title":"SCMA Spectral and Energy Efficiency With QoS","display_name":"SCMA Spectral and Energy Efficiency With QoS","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3158146603","doi":"https://doi.org/10.1109/access.2021.3062887","mag":"3158146603"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3062887","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3062887","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09366478.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09366478.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033089440","display_name":"Samira Jaber","orcid":"https://orcid.org/0000-0003-1159-5962"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"S. Jaber","raw_affiliation_strings":["Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100344189","display_name":"Wen Chen","orcid":"https://orcid.org/0000-0003-2133-8679"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"W. Chen","raw_affiliation_strings":["Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019043794","display_name":"Kunlun Wang","orcid":"https://orcid.org/0000-0002-5727-5166"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"K. Wang","raw_affiliation_strings":["School of Communications and Electronic Engineering, East China Normal University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Communications and Electronic Engineering, East China Normal University, Shanghai, China","institution_ids":["https://openalex.org/I66867065"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5033089440"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.1011,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.40860632,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"9","issue":null,"first_page":"37410","last_page":"37417"},"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9991999864578247,"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/codebook","display_name":"Codebook","score":0.7882118225097656},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7796231508255005},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.7690008282661438},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.7636349201202393},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.6907200813293457},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.6429169178009033},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.49102091789245605},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4797576665878296},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.47367697954177856},{"id":"https://openalex.org/keywords/cdma-spectral-efficiency","display_name":"CDMA spectral efficiency","score":0.44199568033218384},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41859501600265503},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3366004228591919},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.3294838070869446},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.22345879673957825},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09022864699363708},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.08856678009033203}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.7882118225097656},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7796231508255005},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.7690008282661438},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.7636349201202393},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.6907200813293457},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6429169178009033},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.49102091789245605},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4797576665878296},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.47367697954177856},{"id":"https://openalex.org/C139970496","wikidata":"https://www.wikidata.org/wiki/Q5009970","display_name":"CDMA spectral efficiency","level":3,"score":0.44199568033218384},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41859501600265503},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3366004228591919},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.3294838070869446},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.22345879673957825},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09022864699363708},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.08856678009033203},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3062887","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3062887","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09366478.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:d025420a71b84f0e9cec345258cffc4a","is_oa":true,"landing_page_url":"https://doaj.org/article/d025420a71b84f0e9cec345258cffc4a","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 37410-37417 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3062887","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3062887","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09366478.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.9100000262260437,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1231421488","display_name":null,"funder_award_id":"under","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2849720592","display_name":null,"funder_award_id":"20JC1416502","funder_id":"https://openalex.org/F4320321885","funder_display_name":"Science and Technology Commission of Shanghai Municipality"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3365405956","display_name":null,"funder_award_id":"62071296","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G336964810","display_name":null,"funder_award_id":"2020YFB1807700","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3820656199","display_name":null,"funder_award_id":"2018YFB1801102","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4020255992","display_name":null,"funder_award_id":"Project","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8181590470","display_name":null,"funder_award_id":"20JC1416502","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/F4320321885","display_name":"Science and Technology Commission of Shanghai Municipality","ror":"https://ror.org/03kt66j61"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3158146603.pdf","grobid_xml":"https://content.openalex.org/works/W3158146603.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W1595112520","https://openalex.org/W2008104692","https://openalex.org/W2038750474","https://openalex.org/W2042519026","https://openalex.org/W2051178903","https://openalex.org/W2060776278","https://openalex.org/W2072923991","https://openalex.org/W2084208304","https://openalex.org/W2086456844","https://openalex.org/W2096380022","https://openalex.org/W2108359457","https://openalex.org/W2129573153","https://openalex.org/W2133019626","https://openalex.org/W2144483115","https://openalex.org/W2146478733","https://openalex.org/W2166196983","https://openalex.org/W2211148590","https://openalex.org/W2292475936","https://openalex.org/W2293163892","https://openalex.org/W2324585003","https://openalex.org/W2326299586","https://openalex.org/W2520625488","https://openalex.org/W2541373058","https://openalex.org/W2556254512","https://openalex.org/W2576659761","https://openalex.org/W2587329106","https://openalex.org/W2599575079","https://openalex.org/W2622148624","https://openalex.org/W2744094691","https://openalex.org/W2788658053","https://openalex.org/W2796355536","https://openalex.org/W2889389406","https://openalex.org/W2898398693","https://openalex.org/W2912971683","https://openalex.org/W2932411384","https://openalex.org/W2963738831","https://openalex.org/W2964671637","https://openalex.org/W2969793516","https://openalex.org/W3007990687","https://openalex.org/W3103737847","https://openalex.org/W3105970889","https://openalex.org/W4212789441","https://openalex.org/W4293229790","https://openalex.org/W4361867455","https://openalex.org/W6659794933"],"related_works":["https://openalex.org/W3118484777","https://openalex.org/W2052335086","https://openalex.org/W2768925343","https://openalex.org/W2537632409","https://openalex.org/W2171837075","https://openalex.org/W1480532682","https://openalex.org/W2430579715","https://openalex.org/W2345899431","https://openalex.org/W2068311081","https://openalex.org/W2038961333"],"abstract_inverted_index":{"Sparse":[0],"code":[1,101],"multiple":[2,97,103],"access":[3,14,27,98,104],"(SCMA)":[4],"is":[5,21,91],"one":[6],"of":[7,108],"the":[8,43,59,88],"promising":[9],"candidates":[10],"for":[11,64],"new":[12,17],"radio":[13],"interface.":[15],"The":[16,70],"generation":[18],"communication":[19],"system":[20],"expected":[22],"to":[23,38,57],"support":[24],"massive":[25],"user":[26],"with":[28,66,93],"high":[29,47],"capacity.":[30],"However,":[31],"there":[32],"are":[33],"numerous":[34],"problems":[35],"and":[36,46,61,84,100,112,126,131],"barriers":[37],"achieve":[39],"optimal":[40],"performance,":[41],"e.g.,":[42],"multiuser":[44],"interference":[45],"power":[48,82],"consumption.":[49],"In":[50],"this":[51],"paper,":[52],"we":[53],"present":[54],"optimization":[55],"methods":[56],"enhance":[58],"spectral":[60,109],"energy":[62,113],"efficiency":[63,110,114],"SCMA":[65,121],"individual":[67],"rate":[68],"requirements.":[69],"proposed":[71,89],"method":[72,90],"has":[73],"shown":[74],"a":[75],"better":[76,123],"network":[77],"mapping":[78],"matrix":[79],"based":[80],"on":[81],"allocation":[83],"codebook":[85],"assignment.":[86],"Moreover,":[87],"compared":[92],"orthogonal":[94],"frequency":[95],"division":[96,102],"(OFDMA)":[99],"(CDMA)":[105],"in":[106,129],"terms":[107],"(SE)":[111],"(EE)":[115],"respectively.":[116],"Simulation":[117],"results":[118],"show":[119],"that":[120],"performs":[122],"than":[124],"OFDMA":[125],"CDMA":[127],"both":[128],"SE":[130],"EE.":[132]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-18T14:38:29.013473","created_date":"2025-10-10T00:00:00"}