{"id":"https://openalex.org/W1728227885","doi":"https://doi.org/10.1109/vtc.2002.1002947","title":"Blind source separation with space-time analytical constant modulus algorithm in DS-CDMA systems","display_name":"Blind source separation with space-time analytical constant modulus algorithm in DS-CDMA systems","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W1728227885","doi":"https://doi.org/10.1109/vtc.2002.1002947","mag":"1728227885"},"language":"en","primary_location":{"id":"doi:10.1109/vtc.2002.1002947","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc.2002.1002947","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vehicular Technology Conference. IEEE 55th Vehicular Technology Conference. VTC Spring 2002 (Cat. No.02CH37367)","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/A5100941382","display_name":"Aigang Feng","orcid":null},"institutions":[{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aigang Feng","raw_affiliation_strings":["Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476","https://openalex.org/I4210156404"]},{"raw_affiliation_string":"School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106543526","display_name":"Qinye Yin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinye Yin","raw_affiliation_strings":["Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476","https://openalex.org/I4210156404"]},{"raw_affiliation_string":"School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022188084","display_name":"Ke Deng","orcid":"https://orcid.org/0000-0002-3278-0748"},"institutions":[{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Deng","raw_affiliation_strings":["Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476","https://openalex.org/I4210156404"]},{"raw_affiliation_string":"School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113507067","display_name":"Yongshun Fan","orcid":null},"institutions":[{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongshun Fan","raw_affiliation_strings":["Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, School of Electronics and Information Engineering, Xi''an Jiaotong University, Xi'an, China","institution_ids":["https://openalex.org/I87445476","https://openalex.org/I4210156404"]},{"raw_affiliation_string":"School of Electron and Information Engineering, Xi\u2019an Jiaotong University, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.10133861,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"1877","last_page":"1880"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/blind-signal-separation","display_name":"Blind signal separation","score":0.8273313045501709},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6764308214187622},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.5646977424621582},{"id":"https://openalex.org/keywords/source-separation","display_name":"Source separation","score":0.5410245060920715},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5352604389190674},{"id":"https://openalex.org/keywords/blind-equalization","display_name":"Blind equalization","score":0.5283029079437256},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.49578437209129333},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.48489171266555786},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.46640080213546753},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.46544158458709717},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.46518033742904663},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.426535964012146},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4248768389225006},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.42066049575805664},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.39421236515045166},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.24716472625732422},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2026449739933014},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.17983388900756836},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1549144983291626},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.14608880877494812},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.07455489039421082}],"concepts":[{"id":"https://openalex.org/C120317606","wikidata":"https://www.wikidata.org/wiki/Q17105967","display_name":"Blind signal separation","level":3,"score":0.8273313045501709},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6764308214187622},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.5646977424621582},{"id":"https://openalex.org/C2776864781","wikidata":"https://www.wikidata.org/wiki/Q52617913","display_name":"Source separation","level":2,"score":0.5410245060920715},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5352604389190674},{"id":"https://openalex.org/C41425797","wikidata":"https://www.wikidata.org/wiki/Q4926640","display_name":"Blind equalization","level":4,"score":0.5283029079437256},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.49578437209129333},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.48489171266555786},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.46640080213546753},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.46544158458709717},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.46518033742904663},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.426535964012146},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4248768389225006},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.42066049575805664},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.39421236515045166},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.24716472625732422},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2026449739933014},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.17983388900756836},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1549144983291626},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.14608880877494812},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.07455489039421082},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc.2002.1002947","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc.2002.1002947","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Vehicular Technology Conference. IEEE 55th Vehicular Technology Conference. VTC Spring 2002 (Cat. No.02CH37367)","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":12,"referenced_works":["https://openalex.org/W1490682838","https://openalex.org/W1662949277","https://openalex.org/W1725078422","https://openalex.org/W2097987904","https://openalex.org/W2105186495","https://openalex.org/W2112330148","https://openalex.org/W2123307942","https://openalex.org/W2136489582","https://openalex.org/W2143447102","https://openalex.org/W2165132859","https://openalex.org/W2170459977","https://openalex.org/W6684124154"],"related_works":["https://openalex.org/W151461760","https://openalex.org/W2094206823","https://openalex.org/W2162758065","https://openalex.org/W2364469900","https://openalex.org/W2383482627","https://openalex.org/W1509813908","https://openalex.org/W2285099164","https://openalex.org/W2031820693","https://openalex.org/W2771203776","https://openalex.org/W2348408672"],"abstract_inverted_index":{"The":[0,47,106],"constant":[1,49,118],"modulus":[2,50,119],"property":[3],"of":[4,19,56,66,76,88,99,103,109,117,147],"communication":[5],"signals,":[6,12],"such":[7],"as":[8],"FM":[9],"and":[10,44,135],"phase-modulated":[11],"are":[13],"often":[14],"used":[15],"in":[16,70],"blind":[17,67,100],"separation":[18,69,102],"multiple":[20],"users.":[21],"Because":[22],"there":[23],"is":[24,33,111,123],"no":[25],"training":[26],"sequence":[27],"needed,":[28],"the":[29,36,40,54,58,63,86,97,104,115,136,145],"system":[30],"transmission":[31],"efficiency":[32],"increased.":[34],"However":[35],"CMA":[37],"suffers":[38],"from":[39],"complex":[41],"iteration":[42],"computation":[43,107,132],"local":[45],"minimums.":[46],"analytical":[48],"algorithm":[51],"(ACMA)":[52],"replaces":[53],"problem":[55,65],"finding":[57],"weight":[59],"vector":[60],"blindly":[61],"with":[62],"equivalent":[64],"source":[68],"signal":[71,80,101],"subspace.":[72],"Via":[73],"joint":[74],"diagonalization":[75],"matrices,":[77],"each":[78],"user's":[79],"can":[81,95,143],"be":[82],"obtained":[83],"analytically.":[84],"Expanding":[85],"ACMA":[87],"space":[89],"domain":[90,94],"beamforming":[91],"to":[92,114,125],"space-time":[93],"improve":[96],"performance":[98,122],"system.":[105],"complexity":[108],"ST-ACMA":[110],"only":[112],"related":[113],"amount":[116],"sources.":[120],"Its":[121],"similar":[124],"ST-CMA":[126,134],"algorithm,":[127],"but":[128],"it":[129],"has":[130],"less":[131],"than":[133],"faster":[137],"convergence":[138],"rate.":[139],"Finally,":[140],"numerical":[141],"simulations":[142],"illustrate":[144],"effectiveness":[146],"this":[148],"algorithm.":[149]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}