{"id":"https://openalex.org/W2034408321","doi":"https://doi.org/10.1145/2185216.2185240","title":"Channel estimation for OFDM systems using Kalman filter algorithm","display_name":"Channel estimation for OFDM systems using Kalman filter algorithm","publication_year":2011,"publication_date":"2011-12-18","ids":{"openalex":"https://openalex.org/W2034408321","doi":"https://doi.org/10.1145/2185216.2185240","mag":"2034408321"},"language":"en","primary_location":{"id":"doi:10.1145/2185216.2185240","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2185216.2185240","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st International Conference on Wireless Technologies for Humanitarian Relief","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/A5063000415","display_name":"A. Visakh","orcid":null},"institutions":[{"id":"https://openalex.org/I74796645","display_name":"Birla Institute of Technology and Science, Pilani","ror":"https://ror.org/001p3jz28","country_code":"IN","type":"education","lineage":["https://openalex.org/I74796645"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"A. Visakh","raw_affiliation_strings":["Birla Institute of Technology and Science Pilani, India"],"affiliations":[{"raw_affiliation_string":"Birla Institute of Technology and Science Pilani, India","institution_ids":["https://openalex.org/I74796645"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014417296","display_name":"Navneet Upadhyay","orcid":"https://orcid.org/0000-0001-6097-1624"},"institutions":[{"id":"https://openalex.org/I74796645","display_name":"Birla Institute of Technology and Science, Pilani","ror":"https://ror.org/001p3jz28","country_code":"IN","type":"education","lineage":["https://openalex.org/I74796645"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Navneet Upadhyay","raw_affiliation_strings":["Birla Institute of Technology and Science Pilani, India"],"affiliations":[{"raw_affiliation_string":"Birla Institute of Technology and Science Pilani, India","institution_ids":["https://openalex.org/I74796645"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5063000415"],"corresponding_institution_ids":["https://openalex.org/I74796645"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.09387545,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"49","last_page":"52"},"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":0.9993000030517578,"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":0.9976000189781189,"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":0.969870924949646},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.9025388956069946},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.768142819404602},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7654389142990112},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.717194676399231},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.592630922794342},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3418523669242859},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19311097264289856},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10954675078392029}],"concepts":[{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.969870924949646},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.9025388956069946},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.768142819404602},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7654389142990112},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.717194676399231},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.592630922794342},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3418523669242859},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19311097264289856},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10954675078392029}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2185216.2185240","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2185216.2185240","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st International Conference on Wireless Technologies for Humanitarian Relief","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/W2064742346","https://openalex.org/W2077844793","https://openalex.org/W2103699908","https://openalex.org/W2105934661","https://openalex.org/W2138824526","https://openalex.org/W2149587304","https://openalex.org/W2150127333","https://openalex.org/W2230783891","https://openalex.org/W6681158678"],"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/W2371518943"],"abstract_inverted_index":{"This":[0,51],"paper":[1],"presents":[2],"the":[3,24,31,44,48,58,70,91],"Kalman":[4],"filter":[5],"(KF)":[6],"based":[7,42],"channel":[8,32,40,52,85],"estimation":[9,53,63],"algorithm":[10,37,54,72],"for":[11,29],"orthogonal":[12],"frequency":[13],"division":[14],"multiplexing":[15],"(OFDM)":[16],"systems.":[17],"The":[18,35,65],"cyclic":[19,49],"prefix":[20],"(CP)":[21],"portion":[22],"of":[23,78,90],"OFDM":[25],"symbols":[26],"is":[27,55],"used":[28],"extracting":[30],"state":[33],"information.":[34],"KF":[36,71,92],"computes":[38],"a":[39],"estimate":[41],"on":[43],"information":[45],"contained":[46],"in":[47],"prefix.":[50],"compared":[56],"with":[57],"classical":[59],"least":[60],"squares":[61],"(LS)":[62],"approach.":[64],"simulation":[66],"result":[67],"shows":[68],"that":[69],"outperforms":[73],"then":[74],"LS":[75],"method.":[76,93],"Absence":[77],"pilot":[79],"signals":[80],"and":[81],"better":[82],"adaptability":[83],"to":[84],"variations":[86],"are":[87],"other":[88],"advantages":[89]},"counts_by_year":[{"year":2015,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}