{"id":"https://openalex.org/W3194017779","doi":"https://doi.org/10.1109/lwc.2021.3106699","title":"A Tensor-Based Joint AoA and ToF Estimation Method for Wi-Fi Systems","display_name":"A Tensor-Based Joint AoA and ToF Estimation Method for Wi-Fi Systems","publication_year":2021,"publication_date":"2021-08-23","ids":{"openalex":"https://openalex.org/W3194017779","doi":"https://doi.org/10.1109/lwc.2021.3106699","mag":"3194017779"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2021.3106699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3106699","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless 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/A5020271415","display_name":"Bobai Zhao","orcid":"https://orcid.org/0000-0002-3047-0850"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Bobai Zhao","raw_affiliation_strings":["School of Information Management, Beijing Information Science and Technology University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information Management, Beijing Information Science and Technology University, Beijing, China","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057611070","display_name":"Keke Hu","orcid":"https://orcid.org/0000-0002-8912-9489"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Keke Hu","raw_affiliation_strings":["Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057316118","display_name":"Yubing Gong","orcid":"https://orcid.org/0000-0001-9482-5991"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yubing Gong","raw_affiliation_strings":["Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052022779","display_name":"Yuan Shen","orcid":"https://orcid.org/0000-0002-9396-1964"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Shen","raw_affiliation_strings":["Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5020271415"],"corresponding_institution_ids":["https://openalex.org/I78675632"],"apc_list":null,"apc_paid":null,"fwci":1.3035,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.79952791,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"10","issue":"11","first_page":"2543","last_page":"2546"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9993000030517578,"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/T11158","display_name":"Wireless Networks and Protocols","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/computer-science","display_name":"Computer science","score":0.6765387058258057},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6193903684616089},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5944664478302002},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5359348654747009},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.44921544194221497},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.44802790880203247},{"id":"https://openalex.org/keywords/tensor","display_name":"Tensor (intrinsic definition)","score":0.42788878083229065},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3408750593662262},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23310178518295288},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2311256229877472},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2057560682296753},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07689070701599121}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6765387058258057},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6193903684616089},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5944664478302002},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5359348654747009},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.44921544194221497},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.44802790880203247},{"id":"https://openalex.org/C155281189","wikidata":"https://www.wikidata.org/wiki/Q3518150","display_name":"Tensor (intrinsic definition)","level":2,"score":0.42788878083229065},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3408750593662262},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23310178518295288},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2311256229877472},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2057560682296753},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07689070701599121},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2021.3106699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3106699","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2166113284","display_name":null,"funder_award_id":"2021XJJ48","funder_id":"https://openalex.org/F4320326666","funder_display_name":"Beijing Information Science and Technology University"},{"id":"https://openalex.org/G7781267540","display_name":null,"funder_award_id":"61871256","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320326666","display_name":"Beijing Information Science and Technology University","ror":"https://ror.org/04xnqep60"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1983301216","https://openalex.org/W2024165284","https://openalex.org/W2096176135","https://openalex.org/W2113638573","https://openalex.org/W2128131274","https://openalex.org/W2143228105","https://openalex.org/W2168821867","https://openalex.org/W2587061937","https://openalex.org/W2755767288","https://openalex.org/W2865154361","https://openalex.org/W2902375162","https://openalex.org/W2946378948","https://openalex.org/W2947604404","https://openalex.org/W2952065976"],"related_works":["https://openalex.org/W2382174632","https://openalex.org/W2129959498","https://openalex.org/W2784060934","https://openalex.org/W2902714807","https://openalex.org/W2537489131","https://openalex.org/W2046633342","https://openalex.org/W2394084632","https://openalex.org/W2358293514","https://openalex.org/W2059273319","https://openalex.org/W2014650515"],"abstract_inverted_index":{"This":[0],"letter":[1],"presents":[2],"a":[3],"tensor-based":[4],"joint":[5,49],"AoA":[6,50],"and":[7,32,38,51,67],"ToF":[8,52],"estimation":[9,24,53,79],"method":[10,20,75],"using":[11,35],"the":[12,23,28,44,68,73,78],"channel":[13],"state":[14],"information":[15],"for":[16,48,56],"Wi-Fi":[17,60],"systems.":[18],"Our":[19],"can":[21,76],"mitigate":[22],"error":[25],"caused":[26],"by":[27,81],"signal":[29],"phase":[30],"offset":[31],"noise":[33],"interference":[34],"linear":[36],"regression":[37],"discrete":[39],"wavelet":[40],"transform,":[41],"respectively.":[42],"Moreover,":[43],"Cram\u00e9r-Rao":[45],"lower":[46],"bound":[47],"is":[54],"derived":[55],"performance":[57],"evaluation.":[58],"Finally,":[59],"measurements":[61],"are":[62],"taken":[63],"in":[64,85],"indoor":[65],"scenarios,":[66],"numerical":[69],"results":[70],"show":[71],"that":[72],"proposed":[74],"reduce":[77],"errors":[80],"more":[82],"than":[83],"20%":[84],"comparison":[86],"with":[87],"existing":[88],"algorithms.":[89]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}