{"id":"https://openalex.org/W4396877863","doi":"https://doi.org/10.1109/access.2024.3400051","title":"Multi-Layer Building Material Modeling and Parameter Estimation Method by Wide-Band Free Space Measurement","display_name":"Multi-Layer Building Material Modeling and Parameter Estimation Method by Wide-Band Free Space Measurement","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4396877863","doi":"https://doi.org/10.1109/access.2024.3400051"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3400051","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3400051","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10529253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10529253.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087823453","display_name":"Kentaro Saito","orcid":"https://orcid.org/0000-0002-0913-0835"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kentaro Saito","raw_affiliation_strings":["Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan"],"raw_orcid":"https://orcid.org/0000-0002-0913-0835","affiliations":[{"raw_affiliation_string":"Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086431387","display_name":"CheChia Kang","orcid":"https://orcid.org/0009-0003-1836-5569"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Chechia Kang","raw_affiliation_strings":["Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025447890","display_name":"Jun\u2010ichi Takada","orcid":"https://orcid.org/0000-0002-9108-3010"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun-Ichi Takada","raw_affiliation_strings":["Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan"],"raw_orcid":"https://orcid.org/0000-0002-9108-3010","affiliations":[{"raw_affiliation_string":"Tokyo Institute of Technology, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Tokyo Institute of Technology, 2-12-1 S6-4 Ookayama, Meguro-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5087823453"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.7873,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70742624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"67392","last_page":"67404"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9976999759674072,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9976999759674072,"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/T13924","display_name":"Internet of Things and Social Network Interactions","score":0.95660001039505,"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"}},{"id":"https://openalex.org/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9404000043869019,"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/radio-propagation","display_name":"Radio propagation","score":0.7922412753105164},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6334999203681946},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.6171374917030334},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5986009240150452},{"id":"https://openalex.org/keywords/extremely-high-frequency","display_name":"Extremely high frequency","score":0.592301607131958},{"id":"https://openalex.org/keywords/radio-propagation-model","display_name":"Radio propagation model","score":0.5896483063697815},{"id":"https://openalex.org/keywords/propagation-of-uncertainty","display_name":"Propagation of uncertainty","score":0.5102777481079102},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.5031687617301941},{"id":"https://openalex.org/keywords/radio-wave","display_name":"Radio wave","score":0.4974961578845978},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.48896896839141846},{"id":"https://openalex.org/keywords/radio-spectrum","display_name":"Radio spectrum","score":0.4766327142715454},{"id":"https://openalex.org/keywords/wave-propagation","display_name":"Wave propagation","score":0.4439460039138794},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.42855846881866455},{"id":"https://openalex.org/keywords/frequency-band","display_name":"Frequency band","score":0.4257257580757141},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.4120349586009979},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.2173803150653839},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1773146390914917},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1760757565498352},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.16753804683685303},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16282087564468384},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1344796121120453},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09800273180007935}],"concepts":[{"id":"https://openalex.org/C202311505","wikidata":"https://www.wikidata.org/wiki/Q1474701","display_name":"Radio propagation","level":2,"score":0.7922412753105164},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6334999203681946},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.6171374917030334},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5986009240150452},{"id":"https://openalex.org/C45764600","wikidata":"https://www.wikidata.org/wiki/Q570342","display_name":"Extremely high frequency","level":2,"score":0.592301607131958},{"id":"https://openalex.org/C76843793","wikidata":"https://www.wikidata.org/wiki/Q1474701","display_name":"Radio propagation model","level":3,"score":0.5896483063697815},{"id":"https://openalex.org/C123614077","wikidata":"https://www.wikidata.org/wiki/Q1364905","display_name":"Propagation of uncertainty","level":2,"score":0.5102777481079102},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.5031687617301941},{"id":"https://openalex.org/C96513508","wikidata":"https://www.wikidata.org/wiki/Q4262","display_name":"Radio wave","level":2,"score":0.4974961578845978},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.48896896839141846},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.4766327142715454},{"id":"https://openalex.org/C44886760","wikidata":"https://www.wikidata.org/wiki/Q1758425","display_name":"Wave propagation","level":2,"score":0.4439460039138794},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.42855846881866455},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.4257257580757141},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.4120349586009979},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2173803150653839},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1773146390914917},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1760757565498352},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.16753804683685303},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16282087564468384},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1344796121120453},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09800273180007935},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2024.3400051","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3400051","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10529253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:irdb.nii.ac.jp:00874:0007368001","is_oa":true,"landing_page_url":"https://repository.lib.tottori-u.ac.jp/records/2002188","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal article"},{"id":"pmh:oai:doaj.org/article:9a97d293080a413fac019ca268541142","is_oa":true,"landing_page_url":"https://doaj.org/article/9a97d293080a413fac019ca268541142","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 67392-67404 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3400051","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3400051","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10529253.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.6100000143051147,"id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G3723536152","display_name":null,"funder_award_id":"JPJ000254","funder_id":"https://openalex.org/F4320325628","funder_display_name":"Ministry of Internal Affairs and Communications"},{"id":"https://openalex.org/G8135225943","display_name":null,"funder_award_id":"JP185103006","funder_id":"https://openalex.org/F4320325628","funder_display_name":"Ministry of Internal Affairs and Communications"}],"funders":[{"id":"https://openalex.org/F4320325628","display_name":"Ministry of Internal Affairs and Communications","ror":"https://ror.org/00vs1pz50"}],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4396877863.pdf"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W1672471490","https://openalex.org/W1984869730","https://openalex.org/W1985069227","https://openalex.org/W2029165685","https://openalex.org/W2032609865","https://openalex.org/W2057419199","https://openalex.org/W2061824719","https://openalex.org/W2072734471","https://openalex.org/W2077411079","https://openalex.org/W2094148928","https://openalex.org/W2095107693","https://openalex.org/W2099402957","https://openalex.org/W2111068907","https://openalex.org/W2141915264","https://openalex.org/W2142164174","https://openalex.org/W2152095265","https://openalex.org/W2162442387","https://openalex.org/W2166625423","https://openalex.org/W2221299214","https://openalex.org/W2331220243","https://openalex.org/W2467873472","https://openalex.org/W2479603417","https://openalex.org/W2535211280","https://openalex.org/W2536385957","https://openalex.org/W2560401546","https://openalex.org/W2590618506","https://openalex.org/W2604185823","https://openalex.org/W2734365207","https://openalex.org/W2758180478","https://openalex.org/W2991038682","https://openalex.org/W3004490749","https://openalex.org/W3018855605","https://openalex.org/W3033148849","https://openalex.org/W3035299797","https://openalex.org/W3040576603","https://openalex.org/W3044902064","https://openalex.org/W3093038315","https://openalex.org/W3094185765","https://openalex.org/W3106036378","https://openalex.org/W3106614346","https://openalex.org/W3152519218","https://openalex.org/W3154988324","https://openalex.org/W3163402839","https://openalex.org/W3197000445","https://openalex.org/W3202018042","https://openalex.org/W3212263221","https://openalex.org/W3213936717","https://openalex.org/W4244452559","https://openalex.org/W4281483993","https://openalex.org/W4283783857","https://openalex.org/W4378842383","https://openalex.org/W4378842460","https://openalex.org/W4381785359","https://openalex.org/W4386275844"],"related_works":["https://openalex.org/W2383765745","https://openalex.org/W2901410808","https://openalex.org/W2387440331","https://openalex.org/W1481600699","https://openalex.org/W2182405524","https://openalex.org/W2372955079","https://openalex.org/W2140131421","https://openalex.org/W4405429827","https://openalex.org/W2325843238","https://openalex.org/W2373045454"],"abstract_inverted_index":{"Computer":[0],"technology":[1],"has":[2],"made":[3],"significant":[4,151],"progress":[5],"recently,":[6],"and":[7,20,83,128,147,160,190],"various":[8],"radio":[9,33,54,67,121,156,183],"propagation":[10,34,47,68,122,184],"simulation":[11],"techniques":[12],"have":[13],"been":[14],"utilized":[15,181],"for":[16,25,65,115,186],"the":[17,51,61,66,78,94,99,108,116,129,133,155,161],"performance":[18],"evaluation":[19],"design":[21],"of":[22,53,87,118,132],"wireless":[23,187],"networks,":[24],"example,":[26],"in":[27,38,107,112,124,182],"cyber-physical":[28],"systems.":[29],"As":[30],"accurate":[31,46],"site-specific":[32],"simulations":[35,185],"are":[36,75,91,177],"desired":[37],"these":[39],"systems,":[40],"it":[41],"is":[42],"important":[43],"to":[44,179],"create":[45],"environment":[48],"models":[49],"from":[50,93],"viewpoint":[52],"propagation.":[55],"In":[56,70],"this":[57],"paper,":[58],"we":[59],"propose":[60],"building":[62,73,134,171],"material":[63,89,172],"model":[64,85,130],"simulation.":[69],"our":[71,139,169],"model,":[72],"materials":[74,135],"modeled":[76],"by":[77,98,138,167],"multi-layer":[79],"plates.":[80],"The":[81,103,142,174],"dielectric":[82],"geometric":[84],"parameters":[86,131],"each":[88],"layer":[90],"estimated":[92,137],"free":[95],"space":[96],"measurement":[97],"maximum":[100],"likelihood-based":[101],"algorithm.":[102],"experiment":[104],"was":[105,164],"conducted":[106],"33":[109],"GHz":[110],"band":[111,120],"indoor":[113],"environments":[114],"investigation":[117],"millimeter-wave":[119],"characteristics":[123],"Beyond":[125],"5G":[126],"system,":[127],"were":[136],"proposed":[140],"method.":[141],"results":[143,176],"showed":[144],"that":[145],"wood":[146],"glass":[148],"walls":[149],"had":[150],"frequency":[152],"dependencies":[153],"on":[154],"wave":[157],"reflection":[158],"characteristics,":[159],"modeling":[162],"accuracy":[163],"significantly":[165],"improved":[166],"introducing":[168],"multi-layered":[170],"model.":[173],"research":[175],"expected":[178],"be":[180],"system":[188],"evaluations":[189],"designs.":[191]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}