{"id":"https://openalex.org/W2103807014","doi":"https://doi.org/10.1145/1280940.1280963","title":"Channel estimation technique with assistance of PN-coded training sequences for wireless OFDM communications","display_name":"Channel estimation technique with assistance of PN-coded training sequences for wireless OFDM communications","publication_year":2007,"publication_date":"2007-08-12","ids":{"openalex":"https://openalex.org/W2103807014","doi":"https://doi.org/10.1145/1280940.1280963","mag":"2103807014"},"language":"en","primary_location":{"id":"doi:10.1145/1280940.1280963","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1280940.1280963","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2007 international conference on Wireless communications and mobile computing","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/A5042558494","display_name":"Yan-Chang Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I193365169","display_name":"National Chi Nan University","ror":"https://ror.org/03ha6v181","country_code":"TW","type":"education","lineage":["https://openalex.org/I193365169"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Yan-Chang Chen","raw_affiliation_strings":["National Chi Nan University, Nantou, Taiwan Roc","National Chi-Nan University, Nantou, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"National Chi Nan University, Nantou, Taiwan Roc","institution_ids":["https://openalex.org/I193365169"]},{"raw_affiliation_string":"National Chi-Nan University, Nantou, Taiwan, ROC","institution_ids":["https://openalex.org/I193365169"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111066033","display_name":"Wen-Jeng Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I193365169","display_name":"National Chi Nan University","ror":"https://ror.org/03ha6v181","country_code":"TW","type":"education","lineage":["https://openalex.org/I193365169"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wen-Jeng Lin","raw_affiliation_strings":["National Chi Nan University, Nantou, Taiwan Roc","National Chi-Nan University, Nantou, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"National Chi Nan University, Nantou, Taiwan Roc","institution_ids":["https://openalex.org/I193365169"]},{"raw_affiliation_string":"National Chi-Nan University, Nantou, Taiwan, ROC","institution_ids":["https://openalex.org/I193365169"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111766464","display_name":"Jung-Shan Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I193365169","display_name":"National Chi Nan University","ror":"https://ror.org/03ha6v181","country_code":"TW","type":"education","lineage":["https://openalex.org/I193365169"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jung-Shan Lin","raw_affiliation_strings":["National Chi Nan University, Nantou, Taiwan Roc","National Chi-Nan University, Nantou, Taiwan, ROC"],"affiliations":[{"raw_affiliation_string":"National Chi Nan University, Nantou, Taiwan Roc","institution_ids":["https://openalex.org/I193365169"]},{"raw_affiliation_string":"National Chi-Nan University, Nantou, Taiwan, ROC","institution_ids":["https://openalex.org/I193365169"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5042558494"],"corresponding_institution_ids":["https://openalex.org/I193365169"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.14353306,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"109","last_page":"114"},"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":0.9994000196456909,"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":0.9980000257492065,"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/cyclic-prefix","display_name":"Cyclic prefix","score":0.8729358911514282},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7976654767990112},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7472596764564514},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.7167786359786987},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6514258980751038},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.5269986987113953},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.517071545124054},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4414413869380951},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3969510793685913},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2852444052696228},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1716545820236206}],"concepts":[{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.8729358911514282},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7976654767990112},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7472596764564514},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.7167786359786987},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6514258980751038},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.5269986987113953},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.517071545124054},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4414413869380951},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3969510793685913},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2852444052696228},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1716545820236206},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1280940.1280963","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1280940.1280963","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2007 international conference on Wireless communications and mobile computing","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":12,"referenced_works":["https://openalex.org/W1511864029","https://openalex.org/W1558461509","https://openalex.org/W1973951147","https://openalex.org/W1996118519","https://openalex.org/W2004450282","https://openalex.org/W2114004090","https://openalex.org/W2146912716","https://openalex.org/W2149587304","https://openalex.org/W2157233697","https://openalex.org/W2168374603","https://openalex.org/W2539430240","https://openalex.org/W6728737775"],"related_works":["https://openalex.org/W2163986192","https://openalex.org/W2169555090","https://openalex.org/W2143281946","https://openalex.org/W2564136926","https://openalex.org/W2109072943","https://openalex.org/W2355672245","https://openalex.org/W2124096513","https://openalex.org/W2792561661","https://openalex.org/W1569011150","https://openalex.org/W2159845229"],"abstract_inverted_index":{"In":[0,38],"OFDM":[1,45,75],"systems,":[2],"channel":[3,14,36,42,53,60,80,105,122],"estimation":[4,43,61,94,106,123],"is":[5,54,63],"a":[6],"crucial":[7],"consideration":[8],"for":[9,50],"improving":[10],"system":[11],"performance.":[12],"The":[13,58,96],"fading":[15,52],"effects":[16],"are":[17,29,112],"eliminated":[18],"by":[19,65],"the":[20,26,33,41,71,79,103,116,120],"equalization":[21],"of":[22,35,44,73,119],"received":[23],"signal,":[24],"and":[25,56,77,92],"equalizer":[27],"coefficients":[28],"determined":[30],"according":[31],"to":[32,114],"results":[34],"estimation.":[37],"this":[39],"paper,":[40],"systems":[46],"in":[47,70],"time":[48],"domain":[49],"fast":[51],"investigated":[55],"developed.":[57],"time-domain":[59],"scheme":[62],"achieved":[64],"inserting":[66],"pseudo-noise":[67],"(PN)":[68],"sequences":[69],"prefix":[72],"each":[74],"symbol,":[76],"therefore":[78],"impulse":[81],"response":[82],"can":[83,99],"be":[84],"estimated.":[85],"These":[86],"proposed":[87,97,121],"algorithms":[88],"include":[89],"both":[90],"least-squares":[91],"maximum-likelihood":[93],"techniques.":[95,124],"techniques":[98],"perform":[100],"better":[101],"than":[102],"conventional":[104],"with":[107],"correlators.":[108],"Some":[109],"comparative":[110],"simulations":[111],"given":[113],"illustrate":[115],"superior":[117],"performance":[118]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}