{"id":"https://openalex.org/W2004840901","doi":"https://doi.org/10.1186/1687-1499-2013-182","title":"Iterative channel estimation and data detection for MIMO-OFDM systems operating in time-frequency dispersive channels under unknown background noise","display_name":"Iterative channel estimation and data detection for MIMO-OFDM systems operating in time-frequency dispersive channels under unknown background noise","publication_year":2013,"publication_date":"2013-07-06","ids":{"openalex":"https://openalex.org/W2004840901","doi":"https://doi.org/10.1186/1687-1499-2013-182","mag":"2004840901"},"language":"en","primary_location":{"id":"doi:10.1186/1687-1499-2013-182","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2013-182","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2013-182","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2013-182","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046565335","display_name":"Ke Zhong","orcid":"https://orcid.org/0009-0004-7124-3883"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Zhong","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014855049","display_name":"Xia Lei","orcid":"https://orcid.org/0000-0001-8137-0529"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xia Lei","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020825307","display_name":"Shaoqian Li","orcid":"https://orcid.org/0000-0001-7030-3195"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shaoqian Li","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, People's Republic of China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China , Chengdu , People's Republic of China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":1790,"currency":"USD","value_usd":1790},"apc_paid":{"value":1790,"currency":"USD","value_usd":1790},"fwci":1.0285,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.79073995,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2013","issue":"1","first_page":null,"last_page":null},"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":0.9998999834060669,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/computer-science","display_name":"Computer science","score":0.796784520149231},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6840791702270508},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6523125767707825},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6348338723182678},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5913010835647583},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5878183245658875},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.49114248156547546},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.4850589334964752},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.42650073766708374},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19632944464683533},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09761261940002441}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.796784520149231},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6840791702270508},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6523125767707825},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6348338723182678},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5913010835647583},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5878183245658875},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.49114248156547546},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.4850589334964752},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.42650073766708374},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19632944464683533},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09761261940002441},{"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1186/1687-1499-2013-182","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2013-182","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2013-182","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1186/1687-1499-2013-182","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-1499-2013-182","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-1499-2013-182","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1704137926","display_name":null,"funder_award_id":"NCET-11-","funder_id":"https://openalex.org/F4320334924","funder_display_name":"Program for New Century Excellent Talents in University"},{"id":"https://openalex.org/G3376192447","display_name":null,"funder_award_id":"NCET-11-0058","funder_id":"https://openalex.org/F4320334924","funder_display_name":"Program for New Century Excellent Talents in University"},{"id":"https://openalex.org/G3478451965","display_name":null,"funder_award_id":"2011ZX03001-007-01","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4069534470","display_name":null,"funder_award_id":"NCET-11-0058","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5943350460","display_name":null,"funder_award_id":"60902026","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7034318088","display_name":null,"funder_award_id":"61032002","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G88538262","display_name":null,"funder_award_id":"61032002","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334924","display_name":"Program for New Century Excellent Talents in University","ror":"https://ror.org/01mv9t934"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2004840901.pdf","grobid_xml":"https://content.openalex.org/works/W2004840901.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1551517259","https://openalex.org/W1572157493","https://openalex.org/W1592635802","https://openalex.org/W1596300475","https://openalex.org/W1985690171","https://openalex.org/W1988894495","https://openalex.org/W2049633694","https://openalex.org/W2091999113","https://openalex.org/W2097186674","https://openalex.org/W2102331336","https://openalex.org/W2102622227","https://openalex.org/W2105662350","https://openalex.org/W2106326090","https://openalex.org/W2107550641","https://openalex.org/W2111055833","https://openalex.org/W2111654069","https://openalex.org/W2112171890","https://openalex.org/W2114868985","https://openalex.org/W2115196384","https://openalex.org/W2119670451","https://openalex.org/W2119696954","https://openalex.org/W2129436741","https://openalex.org/W2134395056","https://openalex.org/W2138824526","https://openalex.org/W2141985964","https://openalex.org/W2142187810","https://openalex.org/W2142863009","https://openalex.org/W2143584186","https://openalex.org/W2146189637","https://openalex.org/W2156788281","https://openalex.org/W2165644061","https://openalex.org/W2166527464","https://openalex.org/W2171201231","https://openalex.org/W2171396926","https://openalex.org/W2479190911","https://openalex.org/W2565753657","https://openalex.org/W2585197933","https://openalex.org/W2610335499","https://openalex.org/W2625278113","https://openalex.org/W2950213416","https://openalex.org/W4242629969","https://openalex.org/W4246841922"],"related_works":["https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W4317418808","https://openalex.org/W2738743879","https://openalex.org/W2187587942","https://openalex.org/W2955108753","https://openalex.org/W2045896346","https://openalex.org/W2136447040"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"the":[3,65,71,78,88,110,129,156,162,165,173],"challenging":[4],"problem":[5],"of":[6,113,147,155,164,172],"joint":[7,46],"channel":[8,50,66,100,175,187],"estimation":[9,54,82,176],"and":[10,49,51,63,67,81,98,108,140,159,177,185],"data":[11,47,62,97,178],"detection":[12,48,80,179],"for":[13,45,83,101],"multiple-input":[14],"multiple-output":[15],"orthogonal":[16],"frequency":[17],"division":[18],"multiplexing":[19],"systems":[20],"operating":[21],"in":[22],"time-frequency":[23],"dispersive":[24],"channels":[25],"under":[26],"unknown":[27,111],"background":[28],"noise":[29,52,68],"is":[30,74,95,120,168],"investigated.":[31],"Based":[32],"on":[33],"two":[34,40],"different":[35],"but":[36,70],"equivalent":[37],"signal":[38],"models,":[39],"expectation-maximization":[41],"algorithm-based":[42],"iterative":[43],"schemes":[44,134,144],"variance":[53],"are":[55,135,145],"proposed.":[56],"The":[57],"first":[58,130],"scheme":[59,93],"jointly":[60],"detects":[61],"estimates":[64],"variance,":[69],"computational":[72,89],"complexity":[73],"high,":[75],"owing":[76],"to":[77,116,128,170],"simultaneous":[79],"all":[84],"antennas.":[85],"To":[86],"reduce":[87],"complexity,":[90],"a":[91],"complexity-reduced":[92],"that":[94,171],"detecting":[96],"estimating":[99],"only":[102,124],"one":[103],"antenna":[104],"during":[105],"each":[106],"iteration":[107],"holding":[109],"quantities":[112],"other":[114],"antennas":[115],"their":[117],"last":[118],"values":[119],"proposed,":[121],"whose":[122],"performance":[123,163],"slightly":[125],"degrades":[126],"compared":[127],"scheme.":[131],"Moreover,":[132],"both":[133],"derived":[136],"as":[137],"closed-form":[138],"expressions,":[139],"therefore,":[141],"our":[142],"proposed":[143,157,166],"free":[146],"exhaustive":[148],"search.":[149],"Simulation":[150],"results":[151],"demonstrate":[152],"quick":[153],"convergence":[154],"algorithm,":[158],"after":[160],"convergence,":[161],"algorithm":[167],"close":[169],"optimal":[174],"case,":[180],"which":[181],"assumes":[182],"full":[183],"training":[184],"perfect":[186],"state":[188],"information.":[189]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
