{"id":"https://openalex.org/W2100394336","doi":"https://doi.org/10.1109/wts.2007.4563331","title":"Transformation matrix algorithm for reducing the computational complexity of multiuser receivers for DS-CDMA wireless systems","display_name":"Transformation matrix algorithm for reducing the computational complexity of multiuser receivers for DS-CDMA wireless systems","publication_year":2007,"publication_date":"2007-04-01","ids":{"openalex":"https://openalex.org/W2100394336","doi":"https://doi.org/10.1109/wts.2007.4563331","mag":"2100394336"},"language":"en","primary_location":{"id":"doi:10.1109/wts.2007.4563331","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts.2007.4563331","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 Wireless Telecommunications Symposium","raw_type":"proceedings-article"},"type":"conference-paper","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/A5043361399","display_name":"Syed S. Rizvi","orcid":"https://orcid.org/0000-0003-0168-3774"},"institutions":[{"id":"https://openalex.org/I154300980","display_name":"University of Bridgeport","ror":"https://ror.org/01rf3yp57","country_code":"US","type":"education","lineage":["https://openalex.org/I154300980"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Syed S. Rizvi","raw_affiliation_strings":["Computer Science and Engineering Department, University of Bridgeport, Bridgeport, CT, USA","Comput. Sci. & Eng. Dept., Univ. of Bridgepor, Bridgeport, CT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science and Engineering Department, University of Bridgeport, Bridgeport, CT, USA","institution_ids":["https://openalex.org/I154300980"]},{"raw_affiliation_string":"Comput. Sci. & Eng. Dept., Univ. of Bridgepor, Bridgeport, CT","institution_ids":["https://openalex.org/I154300980"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070765307","display_name":"Khaled Elleithy","orcid":"https://orcid.org/0000-0001-9239-5035"},"institutions":[{"id":"https://openalex.org/I154300980","display_name":"University of Bridgeport","ror":"https://ror.org/01rf3yp57","country_code":"US","type":"education","lineage":["https://openalex.org/I154300980"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Khaled M. Elleithy","raw_affiliation_strings":["Computer Science and Engineering Department, University of Bridgeport, Bridgeport, CT, USA","Comput. Sci. & Eng. Dept., Univ. of Bridgepor, Bridgeport, CT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science and Engineering Department, University of Bridgeport, Bridgeport, CT, USA","institution_ids":["https://openalex.org/I154300980"]},{"raw_affiliation_string":"Comput. Sci. & Eng. Dept., Univ. of Bridgepor, Bridgeport, CT","institution_ids":["https://openalex.org/I154300980"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105933663","display_name":"Aasia Riasat","orcid":null},"institutions":[{"id":"https://openalex.org/I81365321","display_name":"Old Dominion University","ror":"https://ror.org/04zjtrb98","country_code":"US","type":"education","lineage":["https://openalex.org/I81365321"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aasia Riasat","raw_affiliation_strings":["Department of Computer Science, Old Dominion University, Norfolk, VA, USA","Department of Computer Science, Old Dominion University, Norfolk, VA 23529 USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Old Dominion University, Norfolk, VA, USA","institution_ids":["https://openalex.org/I81365321"]},{"raw_affiliation_string":"Department of Computer Science, Old Dominion University, Norfolk, VA 23529 USA","institution_ids":["https://openalex.org/I81365321"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7101,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.65835987,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"31","issue":null,"first_page":"1","last_page":"8"},"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":0.9997000098228455,"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":0.995199978351593,"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/multiuser-detection","display_name":"Multiuser detection","score":0.7498064041137695},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6884350776672363},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.6731055974960327},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.6470188498497009},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6193132400512695},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6180886626243591},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5313594341278076},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4950098395347595},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.4847249984741211},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3533586859703064},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33837127685546875},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.21270406246185303},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20450925827026367},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11721068620681763}],"concepts":[{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.7498064041137695},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6884350776672363},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.6731055974960327},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.6470188498497009},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6193132400512695},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6180886626243591},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5313594341278076},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4950098395347595},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.4847249984741211},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3533586859703064},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33837127685546875},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.21270406246185303},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20450925827026367},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11721068620681763},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wts.2007.4563331","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts.2007.4563331","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 Wireless Telecommunications Symposium","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":17,"referenced_works":["https://openalex.org/W566104776","https://openalex.org/W1574326737","https://openalex.org/W2059786462","https://openalex.org/W2076441952","https://openalex.org/W2079078080","https://openalex.org/W2122953667","https://openalex.org/W2129076435","https://openalex.org/W2135710755","https://openalex.org/W2152139605","https://openalex.org/W2155638995","https://openalex.org/W2170307636","https://openalex.org/W2798333393","https://openalex.org/W2912369344","https://openalex.org/W4248676392","https://openalex.org/W4251350678","https://openalex.org/W6684952239","https://openalex.org/W6983671393"],"related_works":["https://openalex.org/W4236271946","https://openalex.org/W1933375666","https://openalex.org/W2171748043","https://openalex.org/W1997358463","https://openalex.org/W2545278143","https://openalex.org/W174650468","https://openalex.org/W2143469310","https://openalex.org/W2367731216","https://openalex.org/W2614517342","https://openalex.org/W1965397739"],"abstract_inverted_index":{"Multiuser":[0],"detection":[1,26],"is":[2,115,172],"an":[3],"important":[4],"technology":[5],"in":[6,41,89,142,169],"wireless":[7],"CDMA":[8,37,78],"systems":[9,38,79],"for":[10,107,177],"improving":[11],"both":[12],"data":[13,62,99],"rate":[14,163,176],"as":[15,17],"well":[16],"user":[18,57],"capacity.":[19],"However,":[20,64],"the":[21,28,36,42,49,69,77,109,119,125,133,137,152,160,173],"computational":[22,70,110],"complexity":[23,71,111,139],"of":[24,31,35,72,76,86,112,127,136,181,187],"multiuser":[25,73,113,128],"prevents":[27],"widespread":[29],"use":[30,48],"this":[32,87,102,170],"technique.":[33],"Most":[34],"today":[39],"and":[40,59,96,159,184],"near":[43],"future":[44],"will":[45],"continue":[46],"to":[47,83,91,123,155],"conventional":[50],"matched":[51],"filter":[52],"with":[53],"its":[54],"comparatively":[55],"low":[56],"capacity":[58,95],"a":[60,97,104,178],"slow":[61],"rate.":[63,100],"if":[65],"we":[66],"could":[67],"lower":[68],"detectors,":[74],"most":[75],"would":[80],"be":[81],"likely":[82],"take":[84],"advantage":[85],"technique":[88,122],"order":[90],"gain":[92],"increased":[93],"system":[94,146],"better":[98],"In":[101],"paper,":[103],"novel":[105],"approach":[106],"reducing":[108],"receivers":[114],"proposed.":[116],"It":[117],"utilizes":[118],"transformation":[120],"matrix":[121],"improve":[124],"performance":[126,166],"detectors.":[129],"We":[130],"show":[131],"that":[132,147],"mathematical":[134],"computations":[135],"implementation":[138],"can":[140],"turn":[141],"overall":[143],"less":[144],"complex":[145],"has":[148],"strong":[149],"impact":[150],"on":[151],"system's":[153],"signal":[154],"noise":[156],"ratio":[157],"(SNR)":[158],"bit":[161,175],"error":[162,182],"(BER).":[164],"The":[165],"measure":[167],"adopted":[168],"paper":[171],"achievable":[174],"fixed":[179],"probability":[180],"(10-7)":[183],"consistent":[185],"values":[186],"SNR.":[188]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}