{"id":"https://openalex.org/W2785921146","doi":"https://doi.org/10.1109/apsipa.2017.8282149","title":"Low-complexity zero-forcing detector for large-scale MIMO-OFDM systems","display_name":"Low-complexity zero-forcing detector for large-scale MIMO-OFDM systems","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2785921146","doi":"https://doi.org/10.1109/apsipa.2017.8282149","mag":"2785921146"},"language":"en","primary_location":{"id":"doi:10.1109/apsipa.2017.8282149","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","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/A5013159317","display_name":"Chia-Yang Mei","orcid":null},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Chia-Yang Mei","raw_affiliation_strings":["Institute of Communications Engineering, National Sun-Yat Sen University, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering, National Sun-Yat Sen University, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090028379","display_name":"Wan-Jen Huang","orcid":"https://orcid.org/0000-0002-3423-0408"},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wan-Jen Huang","raw_affiliation_strings":["Institute of Communications Engineering, National Sun-Yat Sen University, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering, National Sun-Yat Sen University, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5013159317"],"corresponding_institution_ids":["https://openalex.org/I142974352"],"apc_list":null,"apc_paid":null,"fwci":0.2867,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.61918319,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"838","last_page":"841"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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/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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9994999766349792,"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/subcarrier","display_name":"Subcarrier","score":0.8171784281730652},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7473185658454895},{"id":"https://openalex.org/keywords/singular-value-decomposition","display_name":"Singular value decomposition","score":0.6800564527511597},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6168979406356812},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6115607023239136},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5884395241737366},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5842908620834351},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5803318023681641},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5751156806945801},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.42526769638061523},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.41217127442359924},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3449210226535797},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3411898910999298},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.210053950548172}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.8171784281730652},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7473185658454895},{"id":"https://openalex.org/C22789450","wikidata":"https://www.wikidata.org/wiki/Q420904","display_name":"Singular value decomposition","level":2,"score":0.6800564527511597},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6168979406356812},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6115607023239136},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5884395241737366},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5842908620834351},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5803318023681641},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5751156806945801},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.42526769638061523},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.41217127442359924},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3449210226535797},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3411898910999298},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.210053950548172},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apsipa.2017.8282149","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1610966532","https://openalex.org/W2023535408","https://openalex.org/W2031819700","https://openalex.org/W2098249016","https://openalex.org/W2119207405","https://openalex.org/W2123495260","https://openalex.org/W2141682101","https://openalex.org/W3142158126"],"related_works":["https://openalex.org/W2172159377","https://openalex.org/W2091769028","https://openalex.org/W2351865055","https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2105999282","https://openalex.org/W1922070205","https://openalex.org/W2136902318","https://openalex.org/W2153655215"],"abstract_inverted_index":{"Consider":[0],"the":[1,14,21,27,51,56,90,93,103,109,114,118,124,129,134,139,149,153,162],"uplink":[2],"of":[3,16,58,85,96,106,155],"multi-input":[4],"multi-output":[5],"(MIMO)":[6],"orthogonal":[7],"frequency":[8],"division":[9],"multiplexing":[10],"(OFDM)":[11],"systems.":[12,168],"When":[13],"number":[15,57,105,154],"antennas":[17],"is":[18,31],"sufficiently":[19],"large,":[20],"zero-forcing":[22],"(ZF)":[23],"detection":[24,53,75],"performed":[25],"at":[26],"Base":[28],"station":[29],"(BS)":[30],"near":[32],"optimum":[33],"to":[34,49,81,101,133],"demodulate":[35],"data":[36],"symbols":[37],"transmitted":[38],"by":[39,123,157],"users":[40,59],"over":[41],"each":[42],"subcarrier.":[43],"Nevertheless,":[44],"it":[45],"requires":[46],"matrix":[47,131],"inversion":[48],"perform":[50],"ZF":[52,74],"especially":[54],"when":[55],"and":[60,76],"subcarriers":[61,98],"are":[62,99,121],"large.":[63],"In":[64],"this":[65],"work,":[66],"we":[67,88],"adopt":[68],"singular":[69,125],"value":[70],"decomposition":[71],"(SVD)":[72],"based":[73],"employ":[77],"power":[78,110,119],"iterative":[79,111],"method":[80,151],"reduce":[82,102],"computational":[83,163],"complexity":[84,164],"SVD.":[86],"Furthermore,":[87],"exploit":[89],"fact":[91],"that":[92,148],"channel":[94,130],"matrices":[95],"adjacent":[97],"similar":[100],"required":[104],"iterations":[107,156],"in":[108,117,165],"method.":[112],"Specifically,":[113],"initial":[115],"vectors":[116,126],"iteration":[120],"substituted":[122],"obtained":[127],"for":[128],"corresponding":[132],"previous":[135],"subcarrier,":[136],"rather":[137],"than":[138],"randomly":[140],"generated":[141],"vector.":[142],"It":[143],"shows":[144],"through":[145],"computer":[146],"simulations":[147],"proposed":[150],"reduces":[152,161],"40%~70%,":[158],"which":[159],"significantly":[160],"broadband":[166],"OFDM":[167]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
