{"id":"https://openalex.org/W1655074157","doi":"https://doi.org/10.1109/vetecs.2006.1683055","title":"Iterative Modified QRM-MLD Based on CRC Check for OFDM MIMO Multiplexing","display_name":"Iterative Modified QRM-MLD Based on CRC Check for OFDM MIMO Multiplexing","publication_year":2006,"publication_date":"2006-09-08","ids":{"openalex":"https://openalex.org/W1655074157","doi":"https://doi.org/10.1109/vetecs.2006.1683055","mag":"1655074157"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2006.1683055","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683055","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","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/A5032592463","display_name":"Koichi Adachi","orcid":"https://orcid.org/0000-0003-3463-1233"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"K. Adachi","raw_affiliation_strings":["Department of Information and Computer Science, Keio University, Yokohama, Japan","Dept. of Inf. & Comput. Sci, Keio Univ., Yokohama"],"affiliations":[{"raw_affiliation_string":"Department of Information and Computer Science, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Dept. of Inf. & Comput. Sci, Keio Univ., Yokohama","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014835275","display_name":"Masaki Nakagawa","orcid":"https://orcid.org/0000-0001-7872-156X"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Nakagawa","raw_affiliation_strings":["Department of Information and Computer Science, Keio University, Yokohama, Japan","Dept. of Inf. & Comput. Sci, Keio Univ., Yokohama"],"affiliations":[{"raw_affiliation_string":"Department of Information and Computer Science, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Dept. of Inf. & Comput. Sci, Keio Univ., Yokohama","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5032592463"],"corresponding_institution_ids":["https://openalex.org/I203951103"],"apc_list":null,"apc_paid":null,"fwci":1.5044,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.81688953,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"1353","last_page":"1357"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9988999962806702,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5962241888046265},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.588630735874176},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5687814354896545},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5366349220275879},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5171191692352295},{"id":"https://openalex.org/keywords/qr-decomposition","display_name":"QR decomposition","score":0.48787736892700195},{"id":"https://openalex.org/keywords/cyclic-redundancy-check","display_name":"Cyclic redundancy check","score":0.4530092179775238},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.44582852721214294},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.4345855116844177},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4226230978965759},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1854211688041687},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.1561794877052307},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.09967702627182007}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5962241888046265},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.588630735874176},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5687814354896545},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5366349220275879},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5171191692352295},{"id":"https://openalex.org/C188060507","wikidata":"https://www.wikidata.org/wiki/Q653242","display_name":"QR decomposition","level":3,"score":0.48787736892700195},{"id":"https://openalex.org/C137627569","wikidata":"https://www.wikidata.org/wiki/Q245471","display_name":"Cyclic redundancy check","level":3,"score":0.4530092179775238},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.44582852721214294},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.4345855116844177},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4226230978965759},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1854211688041687},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1561794877052307},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.09967702627182007},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2006.1683055","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683055","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8700000047683716}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1667950888","https://openalex.org/W1977467261","https://openalex.org/W2047793244","https://openalex.org/W2098249016","https://openalex.org/W2111343278","https://openalex.org/W2124333656","https://openalex.org/W2147695687","https://openalex.org/W2158081821","https://openalex.org/W2166812077"],"related_works":["https://openalex.org/W4244459148","https://openalex.org/W1495013735","https://openalex.org/W1485846902","https://openalex.org/W3037218165","https://openalex.org/W2309257974","https://openalex.org/W1980464854","https://openalex.org/W2982181895","https://openalex.org/W2739115385","https://openalex.org/W2532632059","https://openalex.org/W2141823276"],"abstract_inverted_index":{"Maximum":[0],"likelihood":[1],"detection":[2,13,116],"with":[3,26,43,183],"QR":[4],"decomposition":[5],"and":[6,31,90,105],"M-algorithm":[7],"(QRM-MLD)":[8],"is":[9,176],"one":[10],"of":[11,103,107,128,171],"the":[12,55,77,125,129,141,144,165],"methods":[14],"in":[15,112,143],"multiple-input":[16],"multiple-output":[17],"(MIMO)":[18],"multiplexing.":[19],"We":[20],"recently":[21],"proposed":[22,66,78,130],"an":[23],"iterative":[24,67,113],"QRM-MLD":[25,68],"decision":[27],"directed":[28],"channel":[29,47,114,185],"estimation":[30,186],"showed":[32],"that":[33,42,106,140],"better":[34],"transmission":[35,56],"performance":[36,57],"can":[37,132],"be":[38,133],"obtained":[39],"compared":[40],"to":[41,52,85],"conventional":[44],"pilot":[45],"assisted":[46],"estimation.":[48],"In":[49,76],"this":[50],"paper,":[51],"further":[53],"improve":[54],"while":[58],"keeping":[59],"computational":[60,126],"complexity":[61,127],"low,":[62],"we":[63],"modify":[64],"previously":[65],"by":[69,120],"applying":[70],"cyclic":[71],"redundancy":[72],"check":[73,88,122],"(CRC)":[74],"coding.":[75],"method,":[79],"transmitted":[80],"signals":[81],"are":[82,117],"ranked":[83],"according":[84],"their":[86],"CRC":[87,121],"results":[89,138],"signal-to-interference":[91],"plus":[92],"noise":[93],"power":[94,151],"ratio":[95,154],"(SINR),":[96],"before":[97],"performing":[98],"modified":[99],"QRM-MLD.":[100],"The":[101],"number":[102],"iterations":[104],"surviving":[108],"symbol":[109],"replica":[110],"candidates":[111],"estimation/signal":[115],"adaptively":[118],"controlled":[119],"results.":[123],"Thus,":[124],"method":[131],"kept":[134],"low.":[135],"Computer":[136],"simulation":[137],"show":[139],"loss":[142],"average":[145,166],"received":[146],"signal":[147],"energy":[148],"per":[149],"bit-to-noise":[150],"spectrum":[152],"density":[153],"E":[155],"<sub":[156,160],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[157,161,174],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">b</sub>":[158],"/N":[159],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</sub>":[162],"required":[163],"for":[164,187],"packet":[167],"error":[168],"rate":[169],"(PER)":[170],"10":[172],"<sup":[173],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">-2</sup>":[175],"approximately":[177],"0.5":[178],"dB":[179],"from":[180],"full":[181],"MLD":[182],"ideal":[184],"QPSK":[188],"modulation":[189]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
