{"id":"https://openalex.org/W4409076540","doi":"https://doi.org/10.1109/tmc.2025.3556743","title":"NBLoc: A Narrowband RF Localization System for Wide-Area Indoor Applications","display_name":"NBLoc: A Narrowband RF Localization System for Wide-Area Indoor Applications","publication_year":2025,"publication_date":"2025-04-01","ids":{"openalex":"https://openalex.org/W4409076540","doi":"https://doi.org/10.1109/tmc.2025.3556743"},"language":"en","primary_location":{"id":"doi:10.1109/tmc.2025.3556743","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2025.3556743","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer 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 Transactions on Mobile Computing","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/A5064747140","display_name":"Demba Komma","orcid":"https://orcid.org/0009-0008-9017-9441"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Demba Komma","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0009-0008-9017-9441","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059805778","display_name":"Chien-Wei Tseng","orcid":"https://orcid.org/0009-0007-4280-2676"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chien-Wei Tseng","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0009-0007-4280-2676","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062448110","display_name":"Andrea Bejarano-Carb\u00f3","orcid":"https://orcid.org/0000-0002-7269-4545"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andrea Bejarano-Carbo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0000-0002-7269-4545","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060010918","display_name":"Mingyu Yang","orcid":"https://orcid.org/0000-0003-1301-6493"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mingyu Yang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026311377","display_name":"David Blaauw","orcid":"https://orcid.org/0000-0001-6744-7075"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Blaauw","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0000-0001-6744-7075","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014196508","display_name":"Hun-Seok Kim","orcid":"https://orcid.org/0000-0002-6658-5502"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hun-Seok Kim","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0000-0002-6658-5502","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0450005,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"24","issue":"9","first_page":"8564","last_page":"8581"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9950000047683716,"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":0.9950000047683716,"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/T13121","display_name":"Radio Wave Propagation Studies","score":0.9921000003814697,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.9861000180244446,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/narrowband","display_name":"Narrowband","score":0.8358677625656128},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7335653901100159},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5276492834091187},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3424813449382782},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3379753530025482}],"concepts":[{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.8358677625656128},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7335653901100159},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5276492834091187},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3424813449382782},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3379753530025482}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tmc.2025.3556743","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2025.3556743","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer 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 Transactions on Mobile Computing","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":51,"referenced_works":["https://openalex.org/W145271134","https://openalex.org/W1845472783","https://openalex.org/W1901052082","https://openalex.org/W1959596949","https://openalex.org/W1960538562","https://openalex.org/W1976733968","https://openalex.org/W1983301216","https://openalex.org/W1990129270","https://openalex.org/W1993774615","https://openalex.org/W1997834106","https://openalex.org/W2013503669","https://openalex.org/W2053471787","https://openalex.org/W2098635592","https://openalex.org/W2104214294","https://openalex.org/W2106749358","https://openalex.org/W2125344670","https://openalex.org/W2132726765","https://openalex.org/W2135115617","https://openalex.org/W2155696702","https://openalex.org/W2345238027","https://openalex.org/W2539864613","https://openalex.org/W2547042794","https://openalex.org/W2593635130","https://openalex.org/W2619953726","https://openalex.org/W2735680043","https://openalex.org/W2762832056","https://openalex.org/W2788807219","https://openalex.org/W2793600428","https://openalex.org/W2810114773","https://openalex.org/W2810940165","https://openalex.org/W2886313871","https://openalex.org/W2902468342","https://openalex.org/W2920214379","https://openalex.org/W2964029185","https://openalex.org/W2972137683","https://openalex.org/W3122518491","https://openalex.org/W3148976827","https://openalex.org/W3160130607","https://openalex.org/W3204125990","https://openalex.org/W3206083245","https://openalex.org/W3214926672","https://openalex.org/W4220943604","https://openalex.org/W4229512196","https://openalex.org/W4286571763","https://openalex.org/W4306179722","https://openalex.org/W6635170509","https://openalex.org/W6698302138","https://openalex.org/W6730122267","https://openalex.org/W6737789964","https://openalex.org/W6753416627","https://openalex.org/W6761502400"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4294316133","https://openalex.org/W2143089067","https://openalex.org/W2132687327","https://openalex.org/W1964845213","https://openalex.org/W2806213293","https://openalex.org/W2111059075","https://openalex.org/W4388305607"],"abstract_inverted_index":{"We":[0],"introduce":[1],"NBLoc,":[2,158],"a":[3,56,60,74,89,149,171],"narrowband":[4,53,140,162],"frequency":[5,28,155,194],"hopping,":[6],"long-range":[7],"localization":[8,20,65,145,152,168],"system":[9,159,239],"designed":[10],"for":[11,88,224],"low-power":[12,67,184,246],"Internet":[13],"of":[14,66,100,221],"Things":[15],"(IoT)":[16],"devices.":[17],"Traditional":[18],"high-accuracy":[19],"systems":[21],"typically":[22],"require":[23],"wide-bandwidth":[24],"and":[25,39,97,113,122,133,200,231,242,254],"power-demanding":[26],"radio":[27],"(RF)":[29],"circuits,":[30],"leading":[31],"to":[32,43,125,138,175,195,208],"limitations":[33],"such":[34],"as":[35,263,265],"short":[36],"operational":[37,135],"range":[38,136],"high":[40,144],"power":[41,98,131],"consumption":[42,99,132],"achieve":[44],"decimeter-level":[45,259],"accuracy.":[46],"NBLoc":[47,72,128],"overcomes":[48],"these":[49,202],"challenges":[50],"by":[51,108,147],"using":[52,244],"symbols":[54,141],"with":[55,181],"frequency-hopping":[57],"mechanism":[58],"across":[59,166,261],"wide":[61],"bandwidth,":[62],"enabling":[63],"the":[64,86,95,101,167,176,182,197,210,218,229,245],"tags":[68],"over":[69],"large":[70,264],"areas.":[71],"features":[73],"novel":[75],"custom-designed":[76],"RF":[77,185,247],"analog":[78],"frontend":[79],"(AFE)":[80],"integrated":[81],"circuit":[82],"(IC),":[83],"that":[84],"eliminates":[85],"need":[87],"conventional":[90],"phase-locked":[91],"loop,":[92],"significantly":[93],"reducing":[94],"cost":[96],"receiving":[102],"tag.":[103,177],"This":[104],"advancement":[105],"is":[106],"enabled":[107],"NBLoc's":[109],"thoughtful":[110],"waveform":[111],"design":[112],"specialized":[114],"signal":[115],"processing":[116],"algorithms,":[117],"which":[118,204],"mitigate":[119],"phase":[120],"noise":[121],"uncertainty.":[123],"Compared":[124],"previous":[126],"solutions,":[127],"achieves":[129],"lower":[130],"extended":[134],"due":[137],"its":[139,190,233],"while":[142],"maintaining":[143],"accuracy":[146,260],"leveraging":[148],"100":[150],"MHz":[151],"bandwidth":[153,169],"through":[154],"hopping.":[156],"In":[157],"anchors":[160],"transmit":[161],"orthogonal":[163],"symbols,":[164,203],"hopping":[165],"in":[170,250],"predetermined":[172],"pattern":[173,199],"known":[174],"The":[178,215,238],"tag,":[179],"equipped":[180],"custom":[183],"AFE":[186,248],"IC,":[187],"dynamically":[188],"tunes":[189],"local":[191],"oscillator":[192],"(LO)":[193],"match":[196],"hop":[198],"capture":[201],"are":[205],"then":[206],"used":[207],"estimate":[209],"channel":[211],"impulse":[212],"response":[213],"(CIR).":[214],"tag":[216],"calculates":[217],"time":[219],"difference":[220],"arrival":[222],"(TDOA)":[223],"each":[225],"anchor":[226],"pair":[227],"from":[228],"CIRs,":[230],"determines":[232],"2D":[234],"location":[235],"via":[236],"multilateration.":[237],"was":[240],"implemented":[241],"tested":[243],"IC":[249],"both":[251],"line-of-sight":[252],"(LOS)":[253],"non-line-of-sight":[255],"(NLOS)":[256],"environments,":[257],"achieving":[258],"areas":[262],"269":[266],"\u00d7":[267],"125":[268],"m<inline-formula><tex-math":[269],"notation=\"LaTeX\">$^{2}$</tex-math></inline-formula>.":[270]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
