{"id":"https://openalex.org/W2111445639","doi":"https://doi.org/10.1109/wcnc.2003.1200364","title":"Coding across multicodes and time in CDMA systems for dispersive channels","display_name":"Coding across multicodes and time in CDMA systems for dispersive channels","publication_year":2004,"publication_date":"2004-01-23","ids":{"openalex":"https://openalex.org/W2111445639","doi":"https://doi.org/10.1109/wcnc.2003.1200364","mag":"2111445639"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2003.1200364","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2003.1200364","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2003 IEEE Wireless Communications and Networking, 2003. WCNC 2003.","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/A5101839916","display_name":"Jongsun Park","orcid":"https://orcid.org/0000-0003-3251-0024"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. Park","raw_affiliation_strings":["School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101642439","display_name":"Jonghan Lim","orcid":"https://orcid.org/0000-0002-6969-9070"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"J.-H. Lim","raw_affiliation_strings":["Samsung Electronics Company Limited, Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics Company Limited, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112765454","display_name":"S.B. Gelfand","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S.B. Gelfand","raw_affiliation_strings":["School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1608,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.43891144,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"300","last_page":"305"},"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":0.9962999820709229,"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/convolutional-code","display_name":"Convolutional code","score":0.7638737559318542},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.7463245987892151},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.6991326212882996},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6969296932220459},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5607511401176453},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5566591620445251},{"id":"https://openalex.org/keywords/time-diversity","display_name":"Time diversity","score":0.5279946327209473},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.48981401324272156},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3790818154811859},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.26482194662094116},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2557666003704071},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.193895161151886},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1368406116962433},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09725865721702576}],"concepts":[{"id":"https://openalex.org/C157899210","wikidata":"https://www.wikidata.org/wiki/Q1395022","display_name":"Convolutional code","level":3,"score":0.7638737559318542},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.7463245987892151},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.6991326212882996},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6969296932220459},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5607511401176453},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5566591620445251},{"id":"https://openalex.org/C2779512956","wikidata":"https://www.wikidata.org/wiki/Q7805300","display_name":"Time diversity","level":4,"score":0.5279946327209473},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.48981401324272156},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3790818154811859},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.26482194662094116},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2557666003704071},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.193895161151886},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1368406116962433},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09725865721702576}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2003.1200364","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2003.1200364","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2003 IEEE Wireless Communications and Networking, 2003. WCNC 2003.","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/W1590046861","https://openalex.org/W1995319790","https://openalex.org/W2030636575","https://openalex.org/W2108183554","https://openalex.org/W2108656301","https://openalex.org/W2116999306","https://openalex.org/W2121387904","https://openalex.org/W2122042834","https://openalex.org/W2126508692","https://openalex.org/W2138326018","https://openalex.org/W2138338240","https://openalex.org/W2153489480","https://openalex.org/W2160668024","https://openalex.org/W2160779252","https://openalex.org/W2163919279","https://openalex.org/W2166718416"],"related_works":["https://openalex.org/W2610189143","https://openalex.org/W2159424856","https://openalex.org/W3203142394","https://openalex.org/W4302615923","https://openalex.org/W4242191701","https://openalex.org/W2136220168","https://openalex.org/W2167387832","https://openalex.org/W2186439878","https://openalex.org/W2065995873","https://openalex.org/W1815038412"],"abstract_inverted_index":{"When":[0],"combining":[1],"a":[2,43],"multicode":[3,26,69,105],"CDMA":[4],"system":[5],"with":[6,120],"convolutional":[7],"coding,":[8],"two":[9,54],"methods":[10],"have":[11],"been":[12],"considered":[13],"in":[14,24,29,72],"the":[15,30,32,53,63,68,94,104,122],"literature.":[16],"In":[17,40,91],"one":[18],"method,":[19],"coding":[20,33,107],"is":[21,34,56,60],"across":[22,35,108,118],"time":[23,111],"each":[25],"channel":[27],"while":[28],"other":[31],"both":[36],"multicodes":[37,109],"and":[38,49,110],"time.":[39],"this":[41],"paper,":[42],"performance/complexity":[44],"analysis":[45],"of":[46],"decoding":[47,124],"metrics":[48],"trellis":[50],"structures":[51],"for":[52,103],"schemes":[55],"carried":[57],"out.":[58],"It":[59],"shown":[61],"that":[62],"latter":[64],"scheme":[65],"can":[66,112],"exploit":[67],"diversity":[70],"inherent":[71],"convolutionally":[73],"coded":[74],"direct":[75],"sequence":[76],"code":[77],"division":[78],"multiple":[79],"access":[80],"(DS-CDMA)":[81],"systems":[82],"which":[83],"employ":[84],"minimum":[85],"squared":[86],"error":[87],"(MMSE)":[88],"multiuser":[89],"detectors.":[90],"particular,":[92],"when":[93],"MMSE":[95],"detector":[96],"provides":[97],"sufficiently":[98],"different":[99],"signal-to-reference":[100],"ratios":[101],"(SIRs)":[102],"channels,":[106],"obtain":[113],"significant":[114],"performance":[115],"gain":[116],"over":[117],"time,":[119],"nearly":[121],"same":[123],"complexity.":[125]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}