{"id":"https://openalex.org/W1596608764","doi":"https://doi.org/10.1109/pimrc.2004.1368309","title":"Proposal of OFDM channel estimation method using discrete cosine tramsform","display_name":"Proposal of OFDM channel estimation method using discrete cosine tramsform","publication_year":2005,"publication_date":"2005-03-07","ids":{"openalex":"https://openalex.org/W1596608764","doi":"https://doi.org/10.1109/pimrc.2004.1368309","mag":"1596608764"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2004.1368309","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2004.1368309","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE 15th International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE Cat. No.04TH8754)","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/A5102972419","display_name":"H. Kobayashi","orcid":"https://orcid.org/0009-0000-1242-8504"},"institutions":[{"id":"https://openalex.org/I178574317","display_name":"Mie University","ror":"https://ror.org/01529vy56","country_code":"JP","type":"education","lineage":["https://openalex.org/I178574317"]},{"id":"https://openalex.org/I2799546942","display_name":"Tsu City College","ror":"https://ror.org/01gjxh181","country_code":"JP","type":"education","lineage":["https://openalex.org/I2799546942"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"H. Kobayashi","raw_affiliation_strings":["Mie University, Tsu, Japan","Mie University, Tsu, Japan,"],"affiliations":[{"raw_affiliation_string":"Mie University, Tsu, Japan","institution_ids":["https://openalex.org/I2799546942","https://openalex.org/I178574317"]},{"raw_affiliation_string":"Mie University, Tsu, Japan,","institution_ids":["https://openalex.org/I178574317"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037070390","display_name":"K. Mori","orcid":"https://orcid.org/0000-0002-9813-4853"},"institutions":[{"id":"https://openalex.org/I178574317","display_name":"Mie University","ror":"https://ror.org/01529vy56","country_code":"JP","type":"education","lineage":["https://openalex.org/I178574317"]},{"id":"https://openalex.org/I2799546942","display_name":"Tsu City College","ror":"https://ror.org/01gjxh181","country_code":"JP","type":"education","lineage":["https://openalex.org/I2799546942"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Mori","raw_affiliation_strings":["Mie University, Tsu, Japan","Mie University, Tsu, Japan,"],"affiliations":[{"raw_affiliation_string":"Mie University, Tsu, Japan","institution_ids":["https://openalex.org/I2799546942","https://openalex.org/I178574317"]},{"raw_affiliation_string":"Mie University, Tsu, Japan,","institution_ids":["https://openalex.org/I178574317"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5102972419"],"corresponding_institution_ids":["https://openalex.org/I178574317","https://openalex.org/I2799546942"],"apc_list":null,"apc_paid":null,"fwci":1.7785,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.84286078,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1797","last_page":"1801"},"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9998999834060669,"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":0.9991000294685364,"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":0.8064139485359192},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.7418051362037659},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6969186067581177},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6529183387756348},{"id":"https://openalex.org/keywords/discrete-fourier-transform","display_name":"Discrete Fourier transform (general)","score":0.6374033689498901},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5805747509002686},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5567323565483093},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5106869339942932},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.48254841566085815},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.48216360807418823},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46197545528411865},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.41995155811309814},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2700120806694031},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.25186362862586975},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.23103156685829163},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1677541732788086},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1510835587978363},{"id":"https://openalex.org/keywords/fractional-fourier-transform","display_name":"Fractional Fourier transform","score":0.1318608522415161},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11485779285430908},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.1021401584148407},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.06922599673271179}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8064139485359192},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.7418051362037659},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6969186067581177},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6529183387756348},{"id":"https://openalex.org/C57733114","wikidata":"https://www.wikidata.org/wiki/Q1006032","display_name":"Discrete Fourier transform (general)","level":5,"score":0.6374033689498901},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5805747509002686},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5567323565483093},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5106869339942932},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.48254841566085815},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.48216360807418823},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46197545528411865},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.41995155811309814},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2700120806694031},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.25186362862586975},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.23103156685829163},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1677541732788086},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1510835587978363},{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.1318608522415161},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11485779285430908},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.1021401584148407},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.06922599673271179},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2004.1368309","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2004.1368309","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE 15th International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE Cat. No.04TH8754)","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":9,"referenced_works":["https://openalex.org/W166049059","https://openalex.org/W2118887485","https://openalex.org/W2138977862","https://openalex.org/W2149063205","https://openalex.org/W2149587304","https://openalex.org/W2729090176","https://openalex.org/W2904373684","https://openalex.org/W4300094521","https://openalex.org/W6681800318"],"related_works":["https://openalex.org/W2150576912","https://openalex.org/W2108727544","https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2112053570","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W2086323236","https://openalex.org/W2145506072","https://openalex.org/W2963134360"],"abstract_inverted_index":{"The":[0,92],"orthogonal":[1],"frequency":[2,9,93],"division":[3],"multiplexing":[4],"(OFDM)":[5],"system":[6],"with":[7,23,147],"a":[8,14,72],"domain":[10],"equalization":[11],"method":[12,68,84,95,100,144],"has":[13],"potential":[15,37],"capability":[16],"to":[17,45,85,104,137],"provide":[18,105],"the":[19,36,47,56,77,87,98,106,117,124,131,139,150],"high":[20,25],"speed":[21],"data":[22],"keeping":[24],"signal":[26],"quality":[27],"even":[28],"under":[29],"severe":[30],"multipath":[31],"fading":[32],"environments.":[33],"To":[34],"realize":[35,46],"performances":[38],"of":[39,58,79,89,122,141],"OFDM":[40],"technique,":[41],"it":[42],"is":[43,101],"essential":[44],"higher":[48],"accurate":[49,107],"channel":[50,60,74,110],"estimator.":[51],"This":[52,128],"paper":[53],"first":[54],"presents":[55,130],"problems":[57,88],"conventional":[59,151],"estimator":[61,75],"based":[62,96],"on":[63,76,97],"discrete":[64,80],"fourier":[65],"transform":[66,82],"(DFT)":[67],"and":[69,108,119,133],"then":[70],"proposes":[71],"novel":[73],"basis":[78],"cosine":[81],"(DCT)":[83],"overcome":[86],"DFT":[90,152],"method.":[91,153],"interpolation":[94],"DCT":[99,143],"also":[102],"proposed":[103,142],"efficient":[109],"estimator,":[111],"which":[112],"can":[113],"be":[114],"used":[115],"in":[116],"OFDMA":[118],"MIMO":[120],"systems":[121],"using":[123],"scattered":[125],"pilot":[126],"symbols.":[127],"work":[129],"theoretical":[132],"computer":[134],"simulation":[135],"results":[136],"demonstrate":[138],"effectiveness":[140],"as":[145],"comparing":[146],"those":[148],"for":[149]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}