{"id":"https://openalex.org/W3010728020","doi":"https://doi.org/10.1109/lcomm.2020.2981937","title":"Efficient Kalman Filter-Based Precoder Tracking for Time-Varying Massive MIMO-OFDM Systems","display_name":"Efficient Kalman Filter-Based Precoder Tracking for Time-Varying Massive MIMO-OFDM Systems","publication_year":2020,"publication_date":"2020-03-19","ids":{"openalex":"https://openalex.org/W3010728020","doi":"https://doi.org/10.1109/lcomm.2020.2981937","mag":"3010728020"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2981937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2981937","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-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/A5101894577","display_name":"Shijuan Wu","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":true,"raw_author_name":"Shijuan Wu","raw_affiliation_strings":["National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100624765","display_name":"Xiaofeng Tao","orcid":"https://orcid.org/0000-0001-9518-1622"},"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":"Xiaofeng Tao","raw_affiliation_strings":["National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100770198","display_name":"Deepak Mishra","orcid":"https://orcid.org/0000-0002-3225-6495"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Deepak Mishra","raw_affiliation_strings":["School of Electrical Engineering and Telecommunications, University of New South Wales (UNSW) Sydney, Kensington, Australia","School of Electrical Engineering and Telecommunications, University of New South Wales (UNSW) Sydney, Kensington, NSW, Australia"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Telecommunications, University of New South Wales (UNSW) Sydney, Kensington, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"School of Electrical Engineering and Telecommunications, University of New South Wales (UNSW) Sydney, Kensington, NSW, Australia","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100720887","display_name":"Yu Chen","orcid":"https://orcid.org/0000-0003-4642-0898"},"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":"Yu Chen","raw_affiliation_strings":["National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048805608","display_name":"Jin Xu","orcid":"https://orcid.org/0000-0003-0041-1427"},"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":"Jin Xu","raw_affiliation_strings":["National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China"],"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"National Engineering Laboratory for Mobile Network Technologies; Beijing University of Posts and Telecommunications; Beijing China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101894577"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.208,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.49474232,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"24","issue":"7","first_page":"1519","last_page":"1523"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9991000294685364,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9988999962806702,"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/precoding","display_name":"Precoding","score":0.7322436571121216},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.67220139503479},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6707159280776978},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6400184631347656},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.6325457096099854},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5438722372055054},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.505204975605011},{"id":"https://openalex.org/keywords/autocorrelation","display_name":"Autocorrelation","score":0.49997544288635254},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4555533826351166},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.45037519931793213},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4447176158428192},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4438555836677551},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4012198746204376},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3098747432231903},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.25436824560165405},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12593713402748108},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09815213084220886},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.06465336680412292}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.7322436571121216},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.67220139503479},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6707159280776978},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6400184631347656},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.6325457096099854},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5438722372055054},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.505204975605011},{"id":"https://openalex.org/C5297727","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation","level":2,"score":0.49997544288635254},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4555533826351166},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.45037519931793213},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4447176158428192},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4438555836677551},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4012198746204376},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3098747432231903},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.25436824560165405},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12593713402748108},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09815213084220886},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.06465336680412292},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2020.2981937","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2981937","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1010105751","display_name":null,"funder_award_id":"61932005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2166095968","display_name":null,"funder_award_id":"61901055","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2236719086","display_name":null,"funder_award_id":"L182038","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2726718865","display_name":null,"funder_award_id":"B16006","funder_id":"https://openalex.org/F4320327912","funder_display_name":"Higher Education Discipline Innovation Project"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327912","display_name":"Higher Education Discipline Innovation Project","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2019412361","https://openalex.org/W2057977496","https://openalex.org/W2119706299","https://openalex.org/W2541639844","https://openalex.org/W2663774998","https://openalex.org/W2770606349","https://openalex.org/W2795507924","https://openalex.org/W2942547877","https://openalex.org/W2946493597","https://openalex.org/W2963008748"],"related_works":["https://openalex.org/W2116541631","https://openalex.org/W2167568384","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W1976511355","https://openalex.org/W2544668827","https://openalex.org/W2082469387","https://openalex.org/W1985632843","https://openalex.org/W4328011863","https://openalex.org/W4317418808"],"abstract_inverted_index":{"The":[0],"inaccuracy":[1],"of":[2,26,61,82],"channel":[3],"state":[4],"information":[5],"(CSI)":[6],"and":[7,89],"high":[8],"computational":[9],"complexity":[10,95],"for":[11,39,66],"pseudo-inverse":[12,87],"calculation":[13],"in":[14],"time-varying":[15],"massive":[16],"multiple-input":[17],"multiple-output":[18],"(MIMO)":[19],"systems":[20],"can":[21,77],"hinder":[22],"the":[23,42,51,67,80,83,93],"widespread":[24],"utility":[25],"regularized":[27],"zero-forcing":[28],"(RZF)":[29],"precoding.":[30],"In":[31],"this":[32],"letter,":[33],"a":[34,46,56],"novel":[35],"framework":[36],"is":[37,64],"proposed":[38,68,75],"directly":[40],"tracking":[41],"RZF":[43,62],"coefficients":[44,63],"using":[45],"Kalman":[47],"filter":[48],"to":[49],"improve":[50],"underlying":[52,94],"precoding":[53],"performance.":[54],"Specifically,":[55],"temporal":[57],"autocorrelation":[58],"function":[59],"(ACF)":[60],"derived":[65],"tracking.":[69],"Simulation":[70],"results":[71],"show":[72],"that":[73],"our":[74],"algorithm":[76],"almost":[78],"reach":[79],"performance":[81],"existing":[84],"benchmark":[85],"involving":[86],"computation":[88],"thus,":[90],"significantly":[91],"reduces":[92],"by":[96],"more":[97],"than":[98],"32%.":[99]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
