{"id":"https://openalex.org/W3209299684","doi":"https://doi.org/10.1109/tie.2021.3111561","title":"Bluetooth, Floor-Plan, and Microelectromechanical Systems-Assisted Wide-Area Audio Indoor Localization System: Apply to Smartphones","display_name":"Bluetooth, Floor-Plan, and Microelectromechanical Systems-Assisted Wide-Area Audio Indoor Localization System: Apply to Smartphones","publication_year":2021,"publication_date":"2021-10-26","ids":{"openalex":"https://openalex.org/W3209299684","doi":"https://doi.org/10.1109/tie.2021.3111561","mag":"3209299684"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2021.3111561","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2021.3111561","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"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 Transactions on Industrial Electronics","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/A5012383108","display_name":"Shihao Xu","orcid":"https://orcid.org/0000-0003-2399-7176"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shihao Xu","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0003-2399-7176","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029924052","display_name":"Ruizhi Chen","orcid":"https://orcid.org/0000-0001-6683-2342"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruizhi Chen","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-6683-2342","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010955579","display_name":"Guangyi Guo","orcid":"https://orcid.org/0000-0002-7494-0914"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangyi Guo","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-7494-0914","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100414973","display_name":"Zheng Li","orcid":"https://orcid.org/0000-0002-0450-7357"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Li","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-0450-7357","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066248016","display_name":"Long Qian","orcid":"https://orcid.org/0000-0002-7612-2683"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Long Qian","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-7612-2683","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100398481","display_name":"Feng Ye","orcid":"https://orcid.org/0000-0001-9718-1255"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Ye","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-9718-1255","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003819865","display_name":"Zuoya Liu","orcid":"https://orcid.org/0000-0002-9407-5008"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zuoya Liu","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-9407-5008","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017729658","display_name":"Lixiong Huang","orcid":"https://orcid.org/0000-0003-3644-3527"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixiong Huang","raw_affiliation_strings":["Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0003-3644-3527","affiliations":[{"raw_affiliation_string":"Department of Localization and Navigation, State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing (LIESMARS), Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.9492,"has_fulltext":false,"cited_by_count":52,"citation_normalized_percentile":{"value":0.91670388,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"69","issue":"11","first_page":"11744","last_page":"11754"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T10860","display_name":"Speech and Audio Processing","score":0.9991000294685364,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/bluetooth","display_name":"Bluetooth","score":0.754045844078064},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7428649663925171},{"id":"https://openalex.org/keywords/floor-plan","display_name":"Floor plan","score":0.6649893522262573},{"id":"https://openalex.org/keywords/dead-reckoning","display_name":"Dead reckoning","score":0.5566337704658508},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5421766042709351},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4498599171638489},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.43229836225509644},{"id":"https://openalex.org/keywords/ranging","display_name":"Ranging","score":0.4163307845592499},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.32400768995285034},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28905490040779114},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.20352089405059814},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.17200633883476257},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14683440327644348}],"concepts":[{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.754045844078064},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7428649663925171},{"id":"https://openalex.org/C61056293","wikidata":"https://www.wikidata.org/wiki/Q18965","display_name":"Floor plan","level":2,"score":0.6649893522262573},{"id":"https://openalex.org/C106165642","wikidata":"https://www.wikidata.org/wiki/Q152255","display_name":"Dead reckoning","level":3,"score":0.5566337704658508},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5421766042709351},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4498599171638489},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.43229836225509644},{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.4163307845592499},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.32400768995285034},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28905490040779114},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.20352089405059814},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.17200633883476257},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14683440327644348},{"id":"https://openalex.org/C199639397","wikidata":"https://www.wikidata.org/wiki/Q1788588","display_name":"Engineering drawing","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2021.3111561","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2021.3111561","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"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 Transactions on Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6399999856948853,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G1447572025","display_name":null,"funder_award_id":"2020M682480","funder_id":"https://openalex.org/F4320335443","funder_display_name":"Postdoctoral Research Foundation of China"},{"id":"https://openalex.org/G5193105628","display_name":null,"funder_award_id":"2042021kf0009","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335443","display_name":"Postdoctoral Research Foundation of China","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1603075283","https://openalex.org/W1970504153","https://openalex.org/W1993371327","https://openalex.org/W2011224697","https://openalex.org/W2050041763","https://openalex.org/W2050374176","https://openalex.org/W2057323529","https://openalex.org/W2080198146","https://openalex.org/W2080830113","https://openalex.org/W2098613108","https://openalex.org/W2120350100","https://openalex.org/W2122750542","https://openalex.org/W2154347068","https://openalex.org/W2335413077","https://openalex.org/W2779222798","https://openalex.org/W2883672087","https://openalex.org/W2903653767","https://openalex.org/W2938672559","https://openalex.org/W2946408645","https://openalex.org/W2977625447","https://openalex.org/W3011794741","https://openalex.org/W3043933517","https://openalex.org/W3098467253","https://openalex.org/W3156152832","https://openalex.org/W3165055106","https://openalex.org/W4236909075","https://openalex.org/W4288124122","https://openalex.org/W6695169759","https://openalex.org/W6725400943"],"related_works":["https://openalex.org/W2783354812","https://openalex.org/W4384112194","https://openalex.org/W2103009189","https://openalex.org/W4312958259","https://openalex.org/W4308259661","https://openalex.org/W4390813131","https://openalex.org/W2349383066","https://openalex.org/W4328132048","https://openalex.org/W1969901537","https://openalex.org/W2119768059"],"abstract_inverted_index":{"During":[0],"the":[1,11,20,29,37,107,115,119,139,146,153,192],"past":[2],"decade,":[3],"there":[4],"has":[5,17],"been":[6],"an":[7],"increasing":[8],"interest":[9],"in":[10,42,61,130,173],"audio-based":[12],"indoor":[13,177],"localization":[14,60,73,166],"approach,":[15],"which":[16,125,182],"benefited":[18],"from":[19],"high":[21,23,26],"precision,":[22],"privacy,":[24],"and":[25,40,46,98,121,145,157,168,188],"security":[27],"of":[28,33,65,118,186,194],"passive":[30],"time":[31,94],"difference":[32],"arrival":[34],"positioning.":[35],"However,":[36],"limited":[38],"bandwidth":[39],"complexity":[41],"real-time":[43],"ID":[44],"encoding":[45],"decoding":[47],"make":[48,152],"it":[49],"difficult":[50],"to":[51,69,105,110,151,191],"achieve":[52],"wide-area":[53],"(>1500":[54],"m":[55],"<sup":[56],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[57],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[58],")":[59],"off-the-shelf":[62],"smartphones.":[63],"Plenty":[64],"previous":[66],"work":[67,193],"applied":[68],"a":[70,76,82,111],"single":[71],"region":[72],"only":[74],"with":[75,138,179],"small":[77],"range.":[78,113],"In":[79],"this":[80,195],"article,":[81],"hybrid":[83],"acoustic":[84,108],"signal":[85,109],"transmission":[86],"architecture":[87],"based":[88],"on":[89],"frequency":[90],"division":[91,95,100],"multiple":[92,96,101],"access,":[93,97],"space":[99],"access":[102],"is":[103],"perfected":[104],"cover":[106],"wider":[112],"With":[114],"prior":[116],"information":[117],"Bluetooth":[120],"floor-plan,":[122],"smartphones":[123,154],"estimate":[124],"cell":[126],"themselves":[127],"are":[128],"located":[129],"accurately.":[131],"An":[132],"enhanced":[133],"particle":[134],"filter":[135],"algorithm,":[136],"along":[137],"microelectromechanical":[140],"systems-based":[141],"pedestrian":[142],"dead":[143],"reckoning":[144],"floor-plan":[147],"restraint,":[148],"was":[149],"proposed":[150,161],"tracking":[155],"smarter":[156],"more":[158],"robust.":[159],"The":[160],"prototype":[162],"system":[163],"provided":[164],"submeter-level":[165],"accuracy":[167],"stable":[169],"1-Hz":[170],"update":[171],"rate":[172],"several":[174],"typical":[175],"wide":[176],"environments":[178],"less":[180],"infrastructure,":[181],"demonstrates":[183],"some":[184],"values":[185],"reference":[187],"application":[189],"owing":[190],"article.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":4}],"updated_date":"2026-07-03T08:13:44.112507","created_date":"2025-10-10T00:00:00"}