{"id":"https://openalex.org/W3001211194","doi":"https://doi.org/10.1109/lcomm.2020.2968434","title":"TDOA Localization With Unknown Signal Propagation Speed and Sensor Position Errors","display_name":"TDOA Localization With Unknown Signal Propagation Speed and Sensor Position Errors","publication_year":2020,"publication_date":"2020-01-21","ids":{"openalex":"https://openalex.org/W3001211194","doi":"https://doi.org/10.1109/lcomm.2020.2968434","mag":"3001211194"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2968434","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2968434","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/A5004213669","display_name":"Yanbin Zou","orcid":"https://orcid.org/0000-0003-1034-9719"},"institutions":[{"id":"https://openalex.org/I32574673","display_name":"Shantou University","ror":"https://ror.org/01a099706","country_code":"CN","type":"education","lineage":["https://openalex.org/I32574673"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yanbin Zou","raw_affiliation_strings":["Department of Electronic and Information Engineering, Shantou University, Shantou, China","Guangdong Provincial Key Laboratory of Digital Signal and Image Processing, Shantou University, Shantou, China","Key Laboratory of Intelligent Manufacturing Technology, Ministry of Education, Shantou University, Shantou, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic and Information Engineering, Shantou University, Shantou, China","institution_ids":["https://openalex.org/I32574673"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Digital Signal and Image Processing, Shantou University, Shantou, China","institution_ids":["https://openalex.org/I32574673"]},{"raw_affiliation_string":"Key Laboratory of Intelligent Manufacturing Technology, Ministry of Education, Shantou University, Shantou, China","institution_ids":["https://openalex.org/I32574673"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101678495","display_name":"Huaping Liu","orcid":"https://orcid.org/0000-0001-7419-2947"},"institutions":[{"id":"https://openalex.org/I131249849","display_name":"Oregon State University","ror":"https://ror.org/00ysfqy60","country_code":"US","type":"education","lineage":["https://openalex.org/I131249849"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Huaping Liu","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Oregon State University, Corvallis, USA"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Oregon State University, Corvallis, USA","institution_ids":["https://openalex.org/I131249849"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5004213669"],"corresponding_institution_ids":["https://openalex.org/I32574673"],"apc_list":null,"apc_paid":null,"fwci":6.7552,"has_fulltext":false,"cited_by_count":105,"citation_normalized_percentile":{"value":0.97545646,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"24","issue":"5","first_page":"1024","last_page":"1027"},"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/multilateration","display_name":"Multilateration","score":0.9843199253082275},{"id":"https://openalex.org/keywords/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.7279669642448425},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6685633659362793},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6522160768508911},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5756155252456665},{"id":"https://openalex.org/keywords/fdoa","display_name":"FDOA","score":0.5375311970710754},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.529199481010437},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.529019832611084},{"id":"https://openalex.org/keywords/time-of-arrival","display_name":"Time of arrival","score":0.5005476474761963},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.45281144976615906},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4513761103153229},{"id":"https://openalex.org/keywords/semidefinite-programming","display_name":"Semidefinite programming","score":0.4314894676208496},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.42119723558425903},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.3180526793003082},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.31724321842193604},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.28709375858306885},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28246554732322693},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23942697048187256},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1683298647403717},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.12641942501068115},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08104750514030457}],"concepts":[{"id":"https://openalex.org/C104037064","wikidata":"https://www.wikidata.org/wiki/Q1640884","display_name":"Multilateration","level":3,"score":0.9843199253082275},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.7279669642448425},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6685633659362793},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6522160768508911},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5756155252456665},{"id":"https://openalex.org/C14774633","wikidata":"https://www.wikidata.org/wiki/Q5425288","display_name":"FDOA","level":4,"score":0.5375311970710754},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.529199481010437},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.529019832611084},{"id":"https://openalex.org/C163150518","wikidata":"https://www.wikidata.org/wiki/Q4135208","display_name":"Time of arrival","level":3,"score":0.5005476474761963},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.45281144976615906},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4513761103153229},{"id":"https://openalex.org/C101901036","wikidata":"https://www.wikidata.org/wiki/Q2269096","display_name":"Semidefinite programming","level":2,"score":0.4314894676208496},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.42119723558425903},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.3180526793003082},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.31724321842193604},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.28709375858306885},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28246554732322693},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23942697048187256},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1683298647403717},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.12641942501068115},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08104750514030457},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.0},{"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/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2020.2968434","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2968434","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":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1977384542","https://openalex.org/W1980716523","https://openalex.org/W2077627855","https://openalex.org/W2082715409","https://openalex.org/W2120350100","https://openalex.org/W2131807119","https://openalex.org/W2137197486","https://openalex.org/W2461385458","https://openalex.org/W2745616323","https://openalex.org/W2757436003","https://openalex.org/W2776024871","https://openalex.org/W2800078336","https://openalex.org/W2871197111","https://openalex.org/W2896850928","https://openalex.org/W2899875321","https://openalex.org/W2911037226","https://openalex.org/W2947814424","https://openalex.org/W2967927206"],"related_works":["https://openalex.org/W2138144598","https://openalex.org/W2129263947","https://openalex.org/W1952524435","https://openalex.org/W4319597720","https://openalex.org/W2370956270","https://openalex.org/W2762447551","https://openalex.org/W2363198591","https://openalex.org/W3202799503","https://openalex.org/W2066348132","https://openalex.org/W2052111957"],"abstract_inverted_index":{"In":[0,23],"time-difference-of-arrival":[1],"(TDOA)":[2],"localization":[3,93],"systems,":[4],"the":[5,17,30,53,78,98,104,110],"TDOA":[6,50],"measurements":[7,51],"and":[8,43,114],"range-difference-of-arrival":[9],"(RDOA)":[10],"values":[11],"can":[12],"be":[13],"used":[14],"interchangeably":[15],"if":[16],"signal":[18,31,49],"propagation":[19,32,44],"speed":[20,33,45],"is":[21,34,67,107],"known.":[22],"some":[24],"scenarios":[25],"like":[26],"underwater":[27],"acoustic":[28],"localization,":[29],"often":[35],"unknown.":[36],"This":[37],"letter":[38],"addresses":[39],"joint":[40],"source":[41],"location":[42],"(unknown)":[46],"estimation":[47],"using":[48],"in":[52],"presence":[54],"of":[55,103],"sensor":[56],"position":[57],"errors.":[58],"The":[59,101],"maximum":[60],"likelihood":[61],"estimator":[62],"(MLE)":[63],"for":[64],"this":[65],"problem":[66],"optimal,":[68],"but":[69],"it":[70],"requires":[71],"a":[72,88,116],"suitable":[73],"initial":[74],"value":[75],"to":[76,95,109],"obtain":[77],"global":[79],"solution":[80],"or":[81],"needs":[82],"exhaustive":[83],"grid":[84],"search.":[85],"We":[86],"develop":[87],"semidefinite":[89],"programming":[90],"(SDP)":[91],"based":[92],"algorithm":[94,106],"effectively":[96],"solve":[97],"MLE":[99],"problem.":[100],"accuracy":[102],"proposed":[105],"close":[108],"Cram\u00e9r-Rao":[111],"lower":[112],"bound":[113],"has":[115],"superior":[117],"performance":[118],"than":[119],"existing":[120],"solutions.":[121]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":20},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":26},{"year":2022,"cited_by_count":21},{"year":2021,"cited_by_count":15},{"year":2020,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
