{"id":"https://openalex.org/W2002825762","doi":"https://doi.org/10.1109/iscc.2013.6754956","title":"An improved method for reconstruction of channel taps in OFDM systems","display_name":"An improved method for reconstruction of channel taps in OFDM systems","publication_year":2013,"publication_date":"2013-07-01","ids":{"openalex":"https://openalex.org/W2002825762","doi":"https://doi.org/10.1109/iscc.2013.6754956","mag":"2002825762"},"language":"en","primary_location":{"id":"doi:10.1109/iscc.2013.6754956","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscc.2013.6754956","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Symposium on Computers and Communications (ISCC)","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/A5071939289","display_name":"Yanhong Ju","orcid":"https://orcid.org/0000-0001-6796-7257"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yanhong Ju","raw_affiliation_strings":["Ministry of Education, Beijing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112194309","display_name":"Songlin Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Songlin Sun","raw_affiliation_strings":["Ministry of Education, Beijing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062020419","display_name":"Fei Qi","orcid":"https://orcid.org/0000-0002-2633-5023"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Qi","raw_affiliation_strings":["Ministry of Education, Beijing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027047483","display_name":"Xiaojun Jing","orcid":"https://orcid.org/0000-0003-2560-4364"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojun Jing","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, Beijing, Beijing, CN"],"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011351180","display_name":"Yueming Lu","orcid":"https://orcid.org/0000-0003-3196-0349"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yueming Lu","raw_affiliation_strings":["Ministry of Education, Beijing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100634253","display_name":"Na Chen","orcid":"https://orcid.org/0000-0002-8382-7729"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Na Chen","raw_affiliation_strings":["Ministry of Education, Beijing University of Posts and Telecommunications, China"],"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing University of Posts and Telecommunications, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5071939289"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07339364,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"000263","last_page":"000268"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.7902369499206543},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6815812587738037},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5832350850105286},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5817148089408875},{"id":"https://openalex.org/keywords/fourier-series","display_name":"Fourier series","score":0.5553749203681946},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.4878256618976593},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.47801387310028076},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.45307230949401855},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.4405204951763153},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4379054307937622},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35140278935432434},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.30277204513549805},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1824016273021698},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1796596646308899},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11626341938972473},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07500335574150085}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7902369499206543},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6815812587738037},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5832350850105286},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5817148089408875},{"id":"https://openalex.org/C207864730","wikidata":"https://www.wikidata.org/wiki/Q179467","display_name":"Fourier series","level":2,"score":0.5553749203681946},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.4878256618976593},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.47801387310028076},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.45307230949401855},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.4405204951763153},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4379054307937622},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35140278935432434},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.30277204513549805},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1824016273021698},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1796596646308899},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11626341938972473},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07500335574150085},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscc.2013.6754956","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscc.2013.6754956","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Symposium on Computers and Communications (ISCC)","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":24,"referenced_works":["https://openalex.org/W1578953027","https://openalex.org/W1587218653","https://openalex.org/W1592476853","https://openalex.org/W1935794554","https://openalex.org/W1967097214","https://openalex.org/W1985483518","https://openalex.org/W1995028091","https://openalex.org/W2000501709","https://openalex.org/W2017456381","https://openalex.org/W2100272909","https://openalex.org/W2106977330","https://openalex.org/W2109155033","https://openalex.org/W2112600986","https://openalex.org/W2113471222","https://openalex.org/W2127841178","https://openalex.org/W2138401324","https://openalex.org/W2138824526","https://openalex.org/W2145103749","https://openalex.org/W2151948222","https://openalex.org/W2156788281","https://openalex.org/W2166321009","https://openalex.org/W6635388271","https://openalex.org/W6635561973","https://openalex.org/W6640375961"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W2517776947","https://openalex.org/W1986382998","https://openalex.org/W2094657987","https://openalex.org/W2122827492","https://openalex.org/W2320412982","https://openalex.org/W4387646299"],"abstract_inverted_index":{"In":[0,24,69],"this":[1,25,89],"paper,":[2],"an":[3,18,92],"improved":[4,93,137],"method":[5,21,81,94,115],"for":[6],"reconstruction":[7],"of":[8,35,59,72,77,95],"doubly":[9],"selective":[10],"wireless":[11],"channels":[12],"in":[13,56],"piloted-aided":[14],"OFDM":[15],"systems":[16],"based":[17,104],"existing":[19],"estimation":[20,28],"is":[22,83,116],"proposed.":[23],"re-expansion":[26],"channel":[27,37,52],"process,":[29],"the":[30,42,46,51,57,70,79,100,106,124,131,136],"first":[31],"few":[32],"Fourier":[33,67,102],"coefficients":[34,98,103],"each":[36],"tap":[38],"are":[39,54],"estimated":[40,55,101],"from":[41,64,99],"pilot":[43],"information":[44],"and":[45],"received":[47],"signal":[48],"firstly.":[49],"Then":[50],"taps":[53],"framework":[58],"Basis":[60],"Expansion":[61],"Model":[62],"(BEM)":[63],"their":[65],"respective":[66],"coefficients.":[68],"process":[71],"recovering":[73,96],"BEM":[74,97],"coefficients,":[75],"instead":[76],"using":[78],"inverse":[80],"which":[82],"a":[84,120],"Least":[85],"Square":[86,109],"(LS)":[87],"problem,":[88],"paper":[90],"proposes":[91],"on":[105],"Minimum":[107],"Mean":[108],"Error":[110],"(MMSE)":[111],"criterion.":[112],"The":[113],"proposed":[114],"validated":[117],"by":[118,135],"simulating":[119],"system":[121],"conforming":[122],"to":[123],"IEEE":[125],"802.16e":[126],"standard.":[127],"Numerical":[128],"results":[129],"illustrate":[130],"performance":[132],"gains":[133],"achieved":[134],"method.":[138]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}