{"id":"https://openalex.org/W2132355853","doi":"https://doi.org/10.1109/pimrc.2007.4394366","title":"Joint Pilot-Aided and Blind Decision-Directed Channel Estimation for MIMO-OFDM System","display_name":"Joint Pilot-Aided and Blind Decision-Directed Channel Estimation for MIMO-OFDM System","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2132355853","doi":"https://doi.org/10.1109/pimrc.2007.4394366","mag":"2132355853"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2007.4394366","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2007.4394366","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications","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/A5011131567","display_name":"Lin Tang","orcid":"https://orcid.org/0000-0003-4088-099X"},"institutions":[{"id":"https://openalex.org/I4210153300","display_name":"Shanghai Research Center for Wireless Communications","ror":"https://ror.org/04xfd0826","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210153300"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Tang","raw_affiliation_strings":["Shanghai Research Centre for Wireless Communications, Shanghai, China","Shanghai Res. Center for Wireless Commun., Shanghai"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Research Centre for Wireless Communications, Shanghai, China","institution_ids":["https://openalex.org/I4210153300"]},{"raw_affiliation_string":"Shanghai Res. Center for Wireless Commun., Shanghai","institution_ids":["https://openalex.org/I4210153300"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082148720","display_name":"Mosa Ali Abu\u2010Rgheff","orcid":null},"institutions":[{"id":"https://openalex.org/I897542642","display_name":"University of Plymouth","ror":"https://ror.org/008n7pv89","country_code":"GB","type":"education","lineage":["https://openalex.org/I897542642"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mosa Ali Abu-Rgheff","raw_affiliation_strings":["Mobile Communications Research, University of Plymouth, Plymouth, UK","Mobile Communications Research, University of Plymouth, Plymouth, uk"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mobile Communications Research, University of Plymouth, Plymouth, UK","institution_ids":["https://openalex.org/I897542642"]},{"raw_affiliation_string":"Mobile Communications Research, University of Plymouth, Plymouth, uk","institution_ids":["https://openalex.org/I897542642"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.16305527,"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":"5"},"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":0.9979000091552734,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8019082546234131},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7087687849998474},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6219834089279175},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6168885231018066},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5982475280761719},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.583814263343811},{"id":"https://openalex.org/keywords/pilot-signal","display_name":"Pilot signal","score":0.557369589805603},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5104085803031921},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.4631357491016388},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.4360314607620239},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.42001450061798096},{"id":"https://openalex.org/keywords/symbol","display_name":"Symbol (formal)","score":0.41334670782089233},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28988009691238403},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.25258976221084595}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8019082546234131},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7087687849998474},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6219834089279175},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6168885231018066},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5982475280761719},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.583814263343811},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.557369589805603},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5104085803031921},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4631357491016388},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.4360314607620239},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.42001450061798096},{"id":"https://openalex.org/C134400042","wikidata":"https://www.wikidata.org/wiki/Q2372244","display_name":"Symbol (formal)","level":2,"score":0.41334670782089233},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28988009691238403},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.25258976221084595},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2007.4394366","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2007.4394366","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6899999976158142,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1552959884","https://openalex.org/W2103699908","https://openalex.org/W2107080958","https://openalex.org/W2116142355","https://openalex.org/W2121220544","https://openalex.org/W2129076435","https://openalex.org/W2138117632","https://openalex.org/W6677994649"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W4243590696","https://openalex.org/W3011870742","https://openalex.org/W2587782165","https://openalex.org/W2045823714","https://openalex.org/W2101471922","https://openalex.org/W3047016552","https://openalex.org/W2182727356","https://openalex.org/W2070159024","https://openalex.org/W2141173824"],"abstract_inverted_index":{"In":[0,28,69],"the":[1,7,10,24,29,35,48,58,62,65,90,94,101,107,113,118,133,142,145,153,159,166,169],"conventional":[2,108,160],"pilot-symbol-aided":[3],"channel":[4,78,104,109,143,161],"estimation":[5,79,110,162],"for":[6],"MIMO-OFDM":[8],"system,":[9],"pilots":[11,37,91],"should":[12],"be":[13],"orthogonal":[14],"in":[15,117,164],"frequency,":[16],"time,":[17],"code,":[18],"or":[19],"spatial":[20],"domain":[21,31],"to":[22,84,111,140],"mitigate":[23],"inter-":[25],"antenna":[26],"interference.":[27],"frequency":[30,147],"multiplexed":[32],"(FDMed)":[33],"pattern,":[34],"training":[36],"transmitted":[38,114],"from":[39],"different":[40,44],"antennas":[41,67],"conventionally":[42],"occupy":[43],"sub-carriers":[45],"exclusively":[46],"within":[47],"same":[49],"OFDM":[50],"symbol":[51,116],"duration.":[52],"However,":[53],"this":[54,70],"method":[55],"dramatically":[56],"increases":[57],"pilot":[59,125,135],"overhead":[60,92],"as":[61,132],"number":[63],"of":[64],"transmit":[66],"increases.":[68],"paper":[71],"a":[72,86],"joint":[73],"pilot-aided":[74],"and":[75,93,137,168],"blind":[76],"decision-directed":[77],"(PA-DDCE)":[80],"scheme":[81,99,156],"is":[82],"proposed":[83,98,154],"achieve":[85],"good":[87],"tradeoff":[88],"between":[89,121],"system":[95],"performance.":[96],"The":[97],"utilizes":[100],"initial":[102],"estimated":[103],"obtained":[105],"by":[106],"detect":[112],"data":[115],"middle":[119],"sub-carrier":[120],"any":[122],"two":[123],"adjacent":[124],"sub-carriers.":[126],"Then":[127],"these":[128],"symbols":[129],"are":[130,138],"regarded":[131],"\"extra":[134],"symbols\"":[136],"applied":[139],"estimate":[141],"on":[144],"whole":[146],"band.":[148],"From":[149],"our":[150],"simulation":[151],"results":[152],"PA-DDCE":[155],"can":[157],"outperform":[158],"significantly":[163],"both":[165],"BER":[167],"throughput":[170],"performances.":[171]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}