{"id":"https://openalex.org/W2136416065","doi":"https://doi.org/10.1109/glocom.2003.1258679","title":"Zero-forcing multiuser detection in cdma systems using long codes","display_name":"Zero-forcing multiuser detection in cdma systems using long codes","publication_year":2004,"publication_date":"2004-07-08","ids":{"openalex":"https://openalex.org/W2136416065","doi":"https://doi.org/10.1109/glocom.2003.1258679","mag":"2136416065"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2003.1258679","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2003.1258679","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '03. IEEE Global Telecommunications Conference (IEEE Cat. No.03CH37489)","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/A5110236268","display_name":"Cassio Ribeiro","orcid":null},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"C.B. Ribeiro","raw_affiliation_strings":["Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I122140584"]},{"raw_affiliation_string":"Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019302005","display_name":"Marcello L. R. de Campos","orcid":"https://orcid.org/0000-0002-6737-589X"},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"M.L.R. de Campos","raw_affiliation_strings":["Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I122140584"]},{"raw_affiliation_string":"Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001906248","display_name":"Paulo S. R. Diniz","orcid":"https://orcid.org/0000-0002-1272-7368"},"institutions":[{"id":"https://openalex.org/I122140584","display_name":"Universidade Federal do Rio de Janeiro","ror":"https://ror.org/03490as77","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"P.S.R. Diniz","raw_affiliation_strings":["Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Engineering Program and Department of Electronics and Computer Engineering, Federal University of Rio de Janeiro (COPPE-EE), Rio de Janeiro, Rio de Janeiro, Brazil","institution_ids":["https://openalex.org/I122140584"]},{"raw_affiliation_string":"Dept. of Electron. & Comput. Eng., Univ. Fed. do Rio de Janeiro, Brazil","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I122140584"],"apc_list":null,"apc_paid":null,"fwci":0.4137,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.6174745,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"5","issue":null,"first_page":"2463","last_page":"2467"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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":0.9998999834060669,"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/T12146","display_name":"Power Line Communications and Noise","score":0.9973999857902527,"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/code-division-multiple-access","display_name":"Code division multiple access","score":0.8741077780723572},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6479485630989075},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5471148490905762},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5427326560020447},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5341507196426392},{"id":"https://openalex.org/keywords/forcing","display_name":"Forcing (mathematics)","score":0.5172156095504761},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.48298776149749756},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4632604718208313},{"id":"https://openalex.org/keywords/division","display_name":"Division (mathematics)","score":0.42651939392089844},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42646294832229614},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.4253147840499878},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29019272327423096},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25610727071762085},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.12973442673683167},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1288025975227356}],"concepts":[{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.8741077780723572},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6479485630989075},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5471148490905762},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5427326560020447},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5341507196426392},{"id":"https://openalex.org/C197115733","wikidata":"https://www.wikidata.org/wiki/Q1003136","display_name":"Forcing (mathematics)","level":2,"score":0.5172156095504761},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.48298776149749756},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4632604718208313},{"id":"https://openalex.org/C60798267","wikidata":"https://www.wikidata.org/wiki/Q1226939","display_name":"Division (mathematics)","level":2,"score":0.42651939392089844},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42646294832229614},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.4253147840499878},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29019272327423096},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25610727071762085},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.12973442673683167},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1288025975227356},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/glocom.2003.1258679","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2003.1258679","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '03. IEEE Global Telecommunications Conference (IEEE Cat. No.03CH37489)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.418.5377","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.418.5377","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www02.lps.ufrj.br/~diniz/diniz_oficial/conf/confi113.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1538748324","https://openalex.org/W1548199388","https://openalex.org/W1565915307","https://openalex.org/W1617346494","https://openalex.org/W1948007695","https://openalex.org/W2087100043","https://openalex.org/W2107360532","https://openalex.org/W2130956380","https://openalex.org/W2151999766","https://openalex.org/W2161745068","https://openalex.org/W2167078743","https://openalex.org/W2171388570","https://openalex.org/W6632627041","https://openalex.org/W6684998756"],"related_works":["https://openalex.org/W1933375666","https://openalex.org/W2171748043","https://openalex.org/W4236271946","https://openalex.org/W2105308860","https://openalex.org/W1997358463","https://openalex.org/W2545278143","https://openalex.org/W174650468","https://openalex.org/W2143469310","https://openalex.org/W2367731216","https://openalex.org/W2614517342"],"abstract_inverted_index":{"In":[0],"this":[1],"article,":[2],"we":[3],"show":[4],"that":[5,44],"a":[6,20,72],"code":[7],"division":[8],"multiple":[9,21,23],"access":[10],"(CDMA)":[11],"system":[12,25],"employing":[13],"long":[14],"codes":[15],"can":[16],"be":[17],"interpreted":[18],"as":[19],"input":[22],"output":[24],"where":[26],"the":[27,51,57,66,68,75,78,86],"transmit":[28],"filters":[29],"are":[30,47],"time-varying.":[31],"We":[32],"derive":[33],"conditions":[34,46,70],"for":[35,50],"existence":[36],"of":[37,53,59,77],"zero-forcing":[38],"equalizers":[39],"and":[40],"verify":[41],"through":[42],"simulations":[43],"these":[45],"useful":[48],"guidelines":[49],"design":[52],"appropriate":[54],"solution":[55],"in":[56,65,74],"presence":[58],"noise.":[60],"Compared":[61],"to":[62],"similar":[63],"works":[64],"literature,":[67],"derived":[69],"allow":[71],"reduction":[73],"length":[76],"equalizer":[79],"filters,":[80],"while":[81],"imposing":[82],"no":[83],"constraints":[84],"on":[85],"channel":[87],"order.":[88]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
