{"id":"https://openalex.org/W2161183530","doi":"https://doi.org/10.1109/tvt.2009.2014070","title":"Frequency-Dependent UWB Channel Characteristics in Office Environments","display_name":"Frequency-Dependent UWB Channel Characteristics in Office Environments","publication_year":2009,"publication_date":"2009-02-09","ids":{"openalex":"https://openalex.org/W2161183530","doi":"https://doi.org/10.1109/tvt.2009.2014070","mag":"2161183530"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2009.2014070","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2009.2014070","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5113853791","display_name":"Jin-Won Choi","orcid":null},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Jinwon Choi","raw_affiliation_strings":["Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea","institution_ids":["https://openalex.org/I118373667"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005639441","display_name":"Noh\u2010Gyoung Kang","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Noh-Gyoung Kang","raw_affiliation_strings":["Samsung Electronics Company Limited, Suwon, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics Company Limited, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058266300","display_name":"Yu-Suk Sung","orcid":null},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yu-Suk Sung","raw_affiliation_strings":["Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea","institution_ids":["https://openalex.org/I118373667"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062933578","display_name":"Jun-Sung Kang","orcid":null},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jun-Sung Kang","raw_affiliation_strings":["Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea","institution_ids":["https://openalex.org/I118373667"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100745874","display_name":"Seong-Cheol Kim","orcid":"https://orcid.org/0000-0002-7896-5625"},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seong-Cheol Kim","raw_affiliation_strings":["Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications, Department of Electrical Engineering, Seoul National University of Technology, Seoul, South Korea","institution_ids":["https://openalex.org/I118373667"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5113853791"],"corresponding_institution_ids":["https://openalex.org/I118373667"],"apc_list":null,"apc_paid":null,"fwci":1.7945,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.86454326,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"58","issue":"7","first_page":"3102","last_page":"3111"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12024","display_name":"Ultra-Wideband Communications Technology","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/T12024","display_name":"Ultra-Wideband Communications Technology","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9983999729156494,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9923999905586243,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/path-loss","display_name":"Path loss","score":0.7889071702957153},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7027381062507629},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.614459753036499},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5172191858291626},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.5056853294372559},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4546724259853363},{"id":"https://openalex.org/keywords/line-of-sight","display_name":"Line-of-sight","score":0.4499571621417999},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.43604928255081177},{"id":"https://openalex.org/keywords/linear-interpolation","display_name":"Linear interpolation","score":0.4294099807739258},{"id":"https://openalex.org/keywords/delay-spread","display_name":"Delay spread","score":0.4145965278148651},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.39969173073768616},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.34346967935562134},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3416286110877991},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2671390175819397},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23910480737686157},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.1773911714553833},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15815696120262146},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.13308170437812805},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12924283742904663}],"concepts":[{"id":"https://openalex.org/C194273485","wikidata":"https://www.wikidata.org/wiki/Q1478845","display_name":"Path loss","level":3,"score":0.7889071702957153},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7027381062507629},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.614459753036499},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5172191858291626},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.5056853294372559},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4546724259853363},{"id":"https://openalex.org/C2780928442","wikidata":"https://www.wikidata.org/wiki/Q6553027","display_name":"Line-of-sight","level":2,"score":0.4499571621417999},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.43604928255081177},{"id":"https://openalex.org/C171836373","wikidata":"https://www.wikidata.org/wiki/Q2266329","display_name":"Linear interpolation","level":3,"score":0.4294099807739258},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.4145965278148651},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.39969173073768616},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.34346967935562134},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3416286110877991},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2671390175819397},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23910480737686157},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.1773911714553833},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15815696120262146},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.13308170437812805},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12924283742904663},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tvt.2009.2014070","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2009.2014070","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"},{"id":"pmh:oai:s-space.snu.ac.kr:10371/7761","is_oa":false,"landing_page_url":"http://hdl.handle.net/10371/7761","pdf_url":null,"source":{"id":"https://openalex.org/S4306401345","display_name":"Seoul National University Open Repository (Seoul National University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139264467","host_organization_name":"Seoul National University","host_organization_lineage":["https://openalex.org/I139264467"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1508207121","https://openalex.org/W1535812973","https://openalex.org/W2001610606","https://openalex.org/W2004658770","https://openalex.org/W2069194571","https://openalex.org/W2106980494","https://openalex.org/W2109252476","https://openalex.org/W2111742831","https://openalex.org/W2114937795","https://openalex.org/W2115712339","https://openalex.org/W2121479695","https://openalex.org/W2134829276","https://openalex.org/W2138722122","https://openalex.org/W2142637026","https://openalex.org/W2145417574","https://openalex.org/W2157990010","https://openalex.org/W2492351627","https://openalex.org/W2542482841","https://openalex.org/W4241879879","https://openalex.org/W4301359260","https://openalex.org/W6678111864"],"related_works":["https://openalex.org/W2379507827","https://openalex.org/W2371303670","https://openalex.org/W2533197083","https://openalex.org/W4210579273","https://openalex.org/W2966033565","https://openalex.org/W2161183530","https://openalex.org/W1592745960","https://openalex.org/W2025742698","https://openalex.org/W2011577392","https://openalex.org/W2174843083"],"abstract_inverted_index":{"This":[0],"paper":[1],"reports":[2],"frequency-dependent":[3,86],"ultrawideband":[4],"(UWB)":[5],"channel":[6,88,120],"characteristics.":[7],"Measurements":[8],"were":[9],"performed":[10],"in":[11,53],"103":[12],"receiver":[13],"locations":[14],"of":[15,26,32,59,72,79,98,128],"six":[16],"different":[17],"office":[18],"environments.":[19],"From":[20],"the":[21,24,29,40,46,70,73,85,94,99,129,143,151],"measured":[22],"data,":[23],"effect":[25],"frequency":[27,95],"on":[28,62],"path-loss":[30,41,47,65,81],"properties":[31],"a":[33,57,119,155],"UWB":[34,87,100],"signal":[35],"is":[36,67,75,124,133,140],"analyzed.":[37],"After":[38],"analyzing":[39],"behavior":[42],"to":[43],"propagation":[44],"environments,":[45],"exponent":[48],"variation":[49],"models":[50,103],"are":[51,91,107],"developed":[52],"various":[54],"environments":[55],"as":[56],"function":[58],"frequency.":[60],"Based":[61],"these":[63,116],"models,":[64,118],"prediction":[66,74],"performed,":[68],"and":[69,110,138],"accuracy":[71],"compared":[76],"with":[77,109,135],"those":[78],"existing":[80],"models.":[82],"In":[83],"addition,":[84],"correlation":[89,96,105,117],"characteristics":[90],"investigated.":[92],"For":[93],"statistics":[97],"channel,":[101],"double-slope":[102],"representing":[104],"coefficients":[106],"established":[108],"without":[111],"line-of-sight":[112],"(LOS)":[113],"paths.":[114],"Using":[115],"gain":[121],"estimation":[122,131,136,145],"algorithm":[123,132,146,153],"proposed.":[125],"The":[126],"performance":[127,149],"proposed":[130,144],"evaluated":[134],"parameters,":[137],"it":[139],"confirmed":[141],"that":[142],"has":[147],"better":[148],"than":[150],"conventional":[152],"using":[154],"linear":[156],"interpolation":[157],"algorithm.":[158]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
