{"id":"https://openalex.org/W2141304212","doi":"https://doi.org/10.1109/pimrc.2003.1260282","title":"A new subspace algorithm of blind channel estimation for OFDM systems","display_name":"A new subspace algorithm of blind channel estimation for OFDM systems","publication_year":2004,"publication_date":"2004-07-08","ids":{"openalex":"https://openalex.org/W2141304212","doi":"https://doi.org/10.1109/pimrc.2003.1260282","mag":"2141304212"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2003.1260282","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2003.1260282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"14th IEEE Proceedings on Personal, Indoor and Mobile Radio Communications, 2003. PIMRC 2003.","raw_type":"proceedings-article"},"type":"conference-paper","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/A5002282181","display_name":"Huang Xue-jun","orcid":"https://orcid.org/0000-0003-2501-8840"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huang Xuejun","raw_affiliation_strings":["Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086773632","display_name":"Houjie Bi","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bi Houjie","raw_affiliation_strings":["Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113746006","display_name":"Songyu Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Songyu","raw_affiliation_strings":["Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Communication & lnfonnation Processing, Shanghai JiaoTong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Inst. of Image Commun. & Information Process., Shanghai Jiao Tong Univ., China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":null,"first_page":"1105","last_page":"1108"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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":0.9937000274658203,"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"}},{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9923999905586243,"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/subspace-topology","display_name":"Subspace topology","score":0.8819377422332764},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7740310430526733},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7161079049110413},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6537987589836121},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6139029264450073},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4656909704208374},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.45064103603363037},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.20670226216316223},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14095821976661682}],"concepts":[{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.8819377422332764},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7740310430526733},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7161079049110413},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6537987589836121},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6139029264450073},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4656909704208374},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.45064103603363037},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20670226216316223},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14095821976661682},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2003.1260282","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2003.1260282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"14th IEEE Proceedings on Personal, Indoor and Mobile Radio Communications, 2003. PIMRC 2003.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2109336207","https://openalex.org/W2110282076","https://openalex.org/W2121202969","https://openalex.org/W2123531416","https://openalex.org/W2140446444"],"related_works":["https://openalex.org/W1980381208","https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W2125564215","https://openalex.org/W3097525855","https://openalex.org/W1986382998","https://openalex.org/W2517776947","https://openalex.org/W2084482193","https://openalex.org/W2550283967","https://openalex.org/W4243590696"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,19,27],"statistical":[4],"subspace":[5,51],"algorithm":[6,15,40],"for":[7],"blind":[8],"channel":[9],"estimation":[10],"in":[11],"OFDM":[12,36],"systems.":[13,37],"The":[14,38,53],"is":[16,24,41],"based":[17],"on":[18,30],"new":[20],"input/output":[21],"relationship":[22],"which":[23],"obtained":[25],"by":[26],"matrix":[28],"transform":[29],"the":[31,35,49],"transmission":[32],"equation":[33],"of":[34,48],"proposed":[39],"computationally":[42],"simpler,":[43],"and":[44],"extends":[45],"some":[46],"results":[47,55],"existing":[50],"algorithm.":[52],"simulation":[54],"are":[56],"also":[57],"presented.":[58]},"counts_by_year":[{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}