{"id":"https://openalex.org/W2065131885","doi":"https://doi.org/10.1155/asp/2006/39026","title":"A Low-Complexity Time-Domain MMSE Channel Estimator for Space-Time/Frequency Block-Coded OFDM Systems","display_name":"A Low-Complexity Time-Domain MMSE Channel Estimator for Space-Time/Frequency Block-Coded OFDM Systems","publication_year":2006,"publication_date":"2006-05-10","ids":{"openalex":"https://openalex.org/W2065131885","doi":"https://doi.org/10.1155/asp/2006/39026","mag":"2065131885"},"language":"en","primary_location":{"id":"doi:10.1155/asp/2006/39026","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/39026","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/39026","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/39026","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5066196538","display_name":"Habib \u015eenol","orcid":"https://orcid.org/0000-0001-5724-0839"},"institutions":[{"id":"https://openalex.org/I132286405","display_name":"Kadir Has University","ror":"https://ror.org/03zzckc47","country_code":"TR","type":"education","lineage":["https://openalex.org/I132286405"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"Habib \u015eenol","raw_affiliation_strings":["Department of Computer Engineering, Kadir Has University, Cibali, Istanbul, 34230, Turkey","Department of Computer Engineering, Kadir Has University, Cibali, Istanbul, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Kadir Has University, Cibali, Istanbul, 34230, Turkey","institution_ids":["https://openalex.org/I132286405"]},{"raw_affiliation_string":"Department of Computer Engineering, Kadir Has University, Cibali, Istanbul, Turkey","institution_ids":["https://openalex.org/I132286405"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053539115","display_name":"Hakan Ali \u00c7\u0131rpan","orcid":"https://orcid.org/0000-0002-3591-6567"},"institutions":[{"id":"https://openalex.org/I67581229","display_name":"Istanbul University","ror":"https://ror.org/03a5qrr21","country_code":"TR","type":"education","lineage":["https://openalex.org/I67581229"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"HakanAli \u00c7\u0131rpan","raw_affiliation_strings":["Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, 34850, Turkey","Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, 34850, Turkey","institution_ids":["https://openalex.org/I67581229"]},{"raw_affiliation_string":"Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, Turkey","institution_ids":["https://openalex.org/I67581229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017283708","display_name":"Erdal Panay\u0131rc\u0131","orcid":"https://orcid.org/0000-0001-7328-6626"},"institutions":[{"id":"https://openalex.org/I168864056","display_name":"Bilkent University","ror":"https://ror.org/02vh8a032","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Erdal Panay\u0131rc\u0131","raw_affiliation_strings":["Department of Electrical and Electronics Engineering, Bilkent University, Bilkent, Ankara, 06800, Turkey","Dept. of Electrical & Electronics Engineering, Bilkent University, Bilkent, Ankara, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronics Engineering, Bilkent University, Bilkent, Ankara, 06800, Turkey","institution_ids":["https://openalex.org/I168864056"]},{"raw_affiliation_string":"Dept. of Electrical & Electronics Engineering, Bilkent University, Bilkent, Ankara, Turkey","institution_ids":["https://openalex.org/I168864056"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085063711","display_name":"Mesut \u00c7evik","orcid":null},"institutions":[{"id":"https://openalex.org/I67581229","display_name":"Istanbul University","ror":"https://ror.org/03a5qrr21","country_code":"TR","type":"education","lineage":["https://openalex.org/I67581229"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Mesut \u00c7evik","raw_affiliation_strings":["Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, 34850, Turkey","Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, 34850, Turkey","institution_ids":["https://openalex.org/I67581229"]},{"raw_affiliation_string":"Department of Electrical Engineering, Istanbul University, Avcilar, Istanbul, Turkey","institution_ids":["https://openalex.org/I67581229"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5066196538"],"corresponding_institution_ids":["https://openalex.org/I132286405"],"apc_list":{"value":1665,"currency":"USD","value_usd":1665},"apc_paid":{"value":1665,"currency":"USD","value_usd":1665},"fwci":0.0,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.10463878,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2006","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":0.9998000264167786,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9993000030517578,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7908471822738647},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7023795247077942},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6372708678245544},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6277894377708435},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5791686773300171},{"id":"https://openalex.org/keywords/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.5597051382064819},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49301978945732117},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.49169212579727173},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4532011151313782},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4423381984233856},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4344378709793091},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2912229299545288},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23782026767730713},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.12629660964012146}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7908471822738647},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7023795247077942},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6372708678245544},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6277894377708435},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5791686773300171},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.5597051382064819},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49301978945732117},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.49169212579727173},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4532011151313782},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4423381984233856},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4344378709793091},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2912229299545288},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23782026767730713},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.12629660964012146},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1155/asp/2006/39026","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/39026","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/39026","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:94a5bdf4daf7485cafd43a5351a8b695","is_oa":true,"landing_page_url":"https://doaj.org/article/94a5bdf4daf7485cafd43a5351a8b695","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"EURASIP Journal on Advances in Signal Processing, Vol 2006, Iss 1, p 039026 (2006)","raw_type":"article"},{"id":"pmh:oai:repository.bilkent.edu.tr:11693/23743","is_oa":false,"landing_page_url":"http://hdl.handle.net/11693/23743","pdf_url":null,"source":{"id":"https://openalex.org/S4306400079","display_name":"Bilkent University Institutional Repository (Bilkent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I168864056","host_organization_name":"Bilkent University","host_organization_lineage":["https://openalex.org/I168864056"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Eurasip Journal on Applied Signal Processing","raw_type":"Article"}],"best_oa_location":{"id":"doi:10.1155/asp/2006/39026","is_oa":true,"landing_page_url":"https://doi.org/10.1155/asp/2006/39026","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/ASP/2006/39026","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6539951889","display_name":"Gezgin ileti\u015fim sistemlerinde al\u0131c\u0131 tasar\u0131m\u0131 i\u00e7in yeni ileri sinyal i\u015fleme algoritmalar\u0131n\u0131n geli\u015ftirilmesi","funder_award_id":"104E166","funder_id":"https://openalex.org/F4320322626","funder_display_name":"T\u00fcrkiye Bilimsel ve Teknolojik Ara\u015ft\u0131rma Kurumu"}],"funders":[{"id":"https://openalex.org/F4320322626","display_name":"T\u00fcrkiye Bilimsel ve Teknolojik Ara\u015ft\u0131rma Kurumu","ror":"https://ror.org/04w9kkr77"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2065131885.pdf","grobid_xml":"https://content.openalex.org/works/W2065131885.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1500551892","https://openalex.org/W1525535255","https://openalex.org/W1536252645","https://openalex.org/W1551517259","https://openalex.org/W1552699868","https://openalex.org/W1861501842","https://openalex.org/W1965392255","https://openalex.org/W1977729402","https://openalex.org/W2075914490","https://openalex.org/W2087410634","https://openalex.org/W2107080958","https://openalex.org/W2110659753","https://openalex.org/W2112673179","https://openalex.org/W2118040894","https://openalex.org/W2121051729","https://openalex.org/W2130467968","https://openalex.org/W2134400130","https://openalex.org/W2144433515","https://openalex.org/W2157195543","https://openalex.org/W2160015451","https://openalex.org/W2166054752","https://openalex.org/W2166787984","https://openalex.org/W2167466178","https://openalex.org/W2167570329","https://openalex.org/W2189501141","https://openalex.org/W4233159434"],"related_works":["https://openalex.org/W2327053383","https://openalex.org/W2356834760","https://openalex.org/W2009659552","https://openalex.org/W2170323752","https://openalex.org/W2170222511","https://openalex.org/W2075897667","https://openalex.org/W2907746047","https://openalex.org/W3125536267","https://openalex.org/W2073909383","https://openalex.org/W2274645452"],"abstract_inverted_index":{"Focusing":[0],"on":[1,33,76,94,124,199,215],"transmit":[2],"diversity":[3,57],"orthogonal":[4,80],"frequency-division":[5],"multiplexing":[6],"(OFDM)":[7],"transmission":[8],"through":[9,137],"frequency-selective":[10],"channels,":[11],"this":[12],"paper":[13,38],"pursues":[14],"a":[15,40,67,120,212],"channel":[16,35,49,72,196],"estimation":[17,50,127],"approach":[18,65,134],"in":[19,58,103,119],"time":[20],"domain":[21],"for":[22,52,153,163,183],"both":[23],"space-frequency":[24],"OFDM":[25,29,53],"(SF-OFDM)":[26],"and":[27,82,141,178,188,225,237],"space-time":[28],"(ST-OFDM)":[30],"systems":[31,54],"based":[32,75,198],"AR":[34],"modelling.":[36],"The":[37,63,129],"proposes":[39],"computationally":[41],"efficient,":[42],"pilot-aided":[43],"linear":[44],"minimum":[45,203],"mean-square-error":[46],"(MMSE)":[47],"time-domain":[48],"algorithm":[51],"with":[55],"transmitter":[56],"unknown":[59],"wireless":[60],"fading":[61,236],"channels.":[62],"proposed":[64,105,126,133,229],"employs":[66],"convenient":[68],"representation":[69],"of":[70,86,131,193,202,211,233],"the":[71,77,87,104,125,132,138,148,150,154,164,173,180,184,191,194,200,209,216,228],"impulse":[73],"responses":[74],"Karhunen-Loeve":[78],"(KL)":[79],"expansion":[81,91],"finds":[83],"MMSE":[84,106,195],"estimates":[85],"uncorrelated":[88],"KL":[89,186],"series":[90],"coefficients.":[92],"Based":[93],"such":[95],"an":[96],"expansion,":[97],"no":[98],"matrix":[99],"inversion":[100],"is":[101,112,135,161],"required":[102],"estimator.":[107],"Subsequently,":[108],"optimal":[109],"rank":[110],"reduction":[111],"applied":[113],"to":[114,146],"obtain":[115],"significant":[116],"taps":[117],"resulting":[118],"smaller":[121],"computational":[122],"load":[123],"algorithm.":[128],"performance":[130,192],"studied":[136],"analytical":[139],"results":[140,220],"computer":[142],"simulations.":[143],"In":[144],"order":[145],"explore":[147],"performance,":[149],"closed-form":[151,181],"expression":[152,182],"average":[155],"symbol":[156],"error":[157],"rate":[158],"(SER)":[159],"probability":[160],"derived":[162],"maximum":[165],"ratio":[166],"receive":[167],"combiner":[168],"(MRRC).":[169],"We":[170,206],"then":[171],"consider":[172],"stochastic":[174],"Cramer-Rao":[175],"lower":[176],"bound(CRLB)":[177],"derive":[179],"random":[185],"coefficients,":[187],"consequently":[189],"exploit":[190],"estimator":[197,217],"evaluation":[201],"Bayesian":[204],"MSE.":[205],"also":[207],"analyze":[208],"effect":[210],"modelling":[213],"mismatch":[214],"performance.":[218,240],"Simulation":[219],"confirm":[221],"our":[222],"theoretical":[223],"analysis":[224],"illustrate":[226],"that":[227],"algorithms":[230],"are":[231],"capable":[232],"tracking":[234],"fast":[235],"improving":[238],"overall":[239]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}