{"id":"https://openalex.org/W2155749626","doi":"https://doi.org/10.1109/wcnc.2004.1311517","title":"An iterative multiuser detector for DS-CDMA systems in multipath fading channels","display_name":"An iterative multiuser detector for DS-CDMA systems in multipath fading channels","publication_year":2004,"publication_date":"2004-10-19","ids":{"openalex":"https://openalex.org/W2155749626","doi":"https://doi.org/10.1109/wcnc.2004.1311517","mag":"2155749626"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2004.1311517","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2004.1311517","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE Wireless Communications and Networking Conference (IEEE Cat. No.04TH8733)","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/A5054854054","display_name":"Emmanuel Oluremi Bejide","orcid":null},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"E.O. Bejide","raw_affiliation_strings":["Centre for Radio Access Technologies, School of Electrical, Electronic and Computer Engineering, University of KwaZulu-Natal, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"Centre for Radio Access Technologies, School of Electrical, Electronic and Computer Engineering, University of KwaZulu-Natal, Durban, South Africa","institution_ids":["https://openalex.org/I95023434"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026426110","display_name":"Fambirai Takawira","orcid":"https://orcid.org/0000-0002-1975-3497"},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"F. Takawira","raw_affiliation_strings":["Centre for Radio Access Technologies, School of Electrical, Electronic and Computer Engineering, University of KwaZulu-Natal, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"Centre for Radio Access Technologies, School of Electrical, Electronic and Computer Engineering, University of KwaZulu-Natal, Durban, South Africa","institution_ids":["https://openalex.org/I95023434"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5054854054"],"corresponding_institution_ids":["https://openalex.org/I95023434"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21556957,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"42","issue":null,"first_page":"54","last_page":"59"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":1.0,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9962000250816345,"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/fading","display_name":"Fading","score":0.7699792385101318},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.696938157081604},{"id":"https://openalex.org/keywords/rake-receiver","display_name":"Rake receiver","score":0.66780024766922},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6588690280914307},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.6484367847442627},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.5966305136680603},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5202406644821167},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.49650198221206665},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4851435124874115},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.4760858118534088},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4715440571308136},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.4615635275840759},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43183523416519165},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.427320659160614},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28745049238204956},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1448420286178589},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.11604040861129761}],"concepts":[{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.7699792385101318},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.696938157081604},{"id":"https://openalex.org/C23486597","wikidata":"https://www.wikidata.org/wiki/Q1125543","display_name":"Rake receiver","level":4,"score":0.66780024766922},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6588690280914307},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.6484367847442627},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.5966305136680603},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5202406644821167},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.49650198221206665},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4851435124874115},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.4760858118534088},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4715440571308136},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.4615635275840759},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43183523416519165},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.427320659160614},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28745049238204956},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1448420286178589},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.11604040861129761}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2004.1311517","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2004.1311517","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE Wireless Communications and Networking Conference (IEEE Cat. No.04TH8733)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W794060018","https://openalex.org/W1511430383","https://openalex.org/W1874466778","https://openalex.org/W1918580302","https://openalex.org/W2059786462","https://openalex.org/W2088185204","https://openalex.org/W2097625976","https://openalex.org/W2102099405","https://openalex.org/W2119946711","https://openalex.org/W2121606987","https://openalex.org/W2123077502","https://openalex.org/W2129881681","https://openalex.org/W2146193208","https://openalex.org/W2146694142","https://openalex.org/W2912369344","https://openalex.org/W2987657883","https://openalex.org/W6630607823","https://openalex.org/W6639460344"],"related_works":["https://openalex.org/W2390705684","https://openalex.org/W4236271946","https://openalex.org/W3171283610","https://openalex.org/W1933375666","https://openalex.org/W1997358463","https://openalex.org/W2545278143","https://openalex.org/W2360540138","https://openalex.org/W174650468","https://openalex.org/W2143469310","https://openalex.org/W2171748043"],"abstract_inverted_index":{"We":[0],"propose":[1],"an":[2],"iterative":[3,101],"multiuser":[4,102],"detector":[5],"for":[6],"turbo":[7],"coded":[8],"direct":[9,86],"sequence":[10],"CDMA":[11],"(DS-CDMA)":[12],"systems":[13],"in":[14,83,106,131,143],"the":[15,23,29,36,39,42,48,52,57,63,71,81,89,99,107,114,117,124,127,137,144,147],"uplink":[16],"channel.":[17,53],"The":[18,54,96],"receiver":[19,59,72,82,103,129],"is":[20,73,94,104,141],"derived":[21],"from":[22,51],"maximum":[24],"a-posteriori":[25],"(MAP)":[26],"estimation":[27],"of":[28,41,56,65,70,80,88,98,116,126,146],"single":[30],"user's":[31],"transmitted":[32],"data,":[33],"conditioned":[34],"on":[35],"information":[37,140],"about":[38],"estimate":[40],"multiple":[43,91],"access":[44,92],"interference":[45,93],"(MAl)":[46],"and":[47,112],"received":[49],"signal":[50],"complexity":[55],"proposed":[58,128],"increases":[60],"linearly":[61],"with":[62,111],"number":[64],"users.":[66],"Error":[67],"rate":[68],"performances":[69],"found":[74],"to":[75],"be":[76],"better":[77],"than":[78],"those":[79],"which":[84],"a":[85,132],"subtraction":[87],"estimated":[90],"performed.":[95],"performance":[97,125],"developed":[100],"investigated":[105],"multipath":[108,133],"fading":[109,134],"environment":[110],"without":[113],"knowledge":[115],"side":[118,139],"information.":[119],"It":[120],"was":[121],"observed":[122],"that":[123],"improves":[130],"channel":[135,138],"when":[136],"considered":[142],"development":[145],"receiver.":[148]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}