{"id":"https://openalex.org/W2143334769","doi":"https://doi.org/10.1109/wcnc.2009.4918007","title":"Two-Step Signal Detection for MIMO-OFDM Systems without Cyclic Prefix","display_name":"Two-Step Signal Detection for MIMO-OFDM Systems without Cyclic Prefix","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2143334769","doi":"https://doi.org/10.1109/wcnc.2009.4918007","mag":"2143334769"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2009.4918007","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4918007","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking 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/A5053586699","display_name":"Shaodan Ma","orcid":"https://orcid.org/0000-0001-5521-3650"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Shaodan Ma","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China","[Department of Electrical & Electronic Engineering, The University of Hong Kong]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"[Department of Electrical & Electronic Engineering, The University of Hong Kong]","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000693504","display_name":"Tung-Sang Ng","orcid":null},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Tung-Sang Ng","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China","[Department of Electrical & Electronic Engineering, The University of Hong Kong]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"[Department of Electrical & Electronic Engineering, The University of Hong Kong]","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3052,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.65731592,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","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"}},{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9990000128746033,"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/cyclic-prefix","display_name":"Cyclic prefix","score":0.9825584888458252},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8203716278076172},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6771202683448792},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6660338640213013},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6273893117904663},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5811269283294678},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5713789463043213},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.49546778202056885},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4788122773170471},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3399938941001892},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3348056375980377},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31696608662605286},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.131288081407547}],"concepts":[{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.9825584888458252},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8203716278076172},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6771202683448792},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6660338640213013},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6273893117904663},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5811269283294678},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5713789463043213},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.49546778202056885},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4788122773170471},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3399938941001892},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3348056375980377},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31696608662605286},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.131288081407547},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wcnc.2009.4918007","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4918007","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:hub.hku.hk:10722/126156","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/126156","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference_Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2096645758","https://openalex.org/W2099068206","https://openalex.org/W2104734031","https://openalex.org/W2124745413","https://openalex.org/W2125756889","https://openalex.org/W2128535505","https://openalex.org/W2129602561","https://openalex.org/W2145672079","https://openalex.org/W6675474834"],"related_works":["https://openalex.org/W2163986192","https://openalex.org/W2169555090","https://openalex.org/W2143281946","https://openalex.org/W2564136926","https://openalex.org/W2109072943","https://openalex.org/W2355672245","https://openalex.org/W2009705587","https://openalex.org/W2124096513","https://openalex.org/W2792561661","https://openalex.org/W2187587942"],"abstract_inverted_index":{"In":[0,81],"this":[1],"paper,":[2],"a":[3,13],"MIMO-OFDM":[4,138],"system":[5,139],"without":[6],"cyclic":[7,141],"prefix":[8,142],"(CP)":[9],"is":[10,18,22,91,99,114,145],"considered":[11],"and":[12,42,93,143],"two-step":[14],"signal":[15],"detection":[16],"algorithm":[17,21,131],"proposed.":[19],"The":[20,35,59],"based":[23],"on":[24],"some":[25],"structural":[26],"properties":[27],"derived":[28],"from":[29,65],"shifting":[30],"the":[31,54,63,66,71,82,88,103,109,117,129],"received":[32,56],"OFDM":[33,57,97,123],"symbols.":[34,58],"first":[36],"step":[37,61],"cancels":[38],"inter-carrier":[39],"interference":[40,44,79],"(ICI)":[41],"inter-symbol":[43],"(ISI)":[45],"with":[46,76,140],"an":[47],"equalizer":[48,67],"designed":[49],"using":[50],"second-order":[51],"statistics":[52],"of":[53,87,111,119],"shifted":[55],"second":[60],"detects":[62],"signals":[64,72],"output":[68],"in":[69,121],"which":[70],"are":[73],"still":[74],"corrupted":[75],"multi-":[77],"antenna":[78],"(MAI).":[80],"proposed":[83,130],"algorithm,":[84],"precise":[85],"knowledge":[86],"channel":[89,105,148],"length":[90,149],"unnecessary":[92],"only":[94],"one":[95,122],"pilot":[96],"symbol":[98],"utilized":[100],"to":[101,135],"estimate":[102],"required":[104],"state":[106],"information,":[107],"assuming":[108],"number":[110,118],"transmit":[112],"antennas":[113],"smaller":[115],"than":[116],"subcarriers":[120],"symbol.":[124],"Simulation":[125],"results":[126],"show":[127],"that":[128],"achieves":[132],"comparable":[133],"performance":[134],"algorithms":[136],"for":[137],"it":[144],"robust":[146],"against":[147],"overestimation.":[150]},"counts_by_year":[{"year":2020,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
