{"id":"https://openalex.org/W4407361301","doi":"https://doi.org/10.1109/tie.2025.3531459","title":"Optimizing the Number of Parallel SiC MOSFET Chips in a Wireless Power Transfer Inverter With Pulse Width Control","display_name":"Optimizing the Number of Parallel SiC MOSFET Chips in a Wireless Power Transfer Inverter With Pulse Width Control","publication_year":2025,"publication_date":"2025-02-11","ids":{"openalex":"https://openalex.org/W4407361301","doi":"https://doi.org/10.1109/tie.2025.3531459"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2025.3531459","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tie.2025.3531459","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/tie.2025.3531459","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060885494","display_name":"Tatsuya Yanagi","orcid":"https://orcid.org/0000-0001-9104-9106"},"institutions":[{"id":"https://openalex.org/I162282272","display_name":"ROHM","ror":"https://ror.org/00vttj605","country_code":"JP","type":"company","lineage":["https://openalex.org/I162282272"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuya Yanagi","raw_affiliation_strings":["Research and Development Center, Rohm Company Ltd., Kyoto, Japan"],"raw_orcid":"https://orcid.org/0000-0001-9104-9106","affiliations":[{"raw_affiliation_string":"Research and Development Center, Rohm Company Ltd., Kyoto, Japan","institution_ids":["https://openalex.org/I162282272"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004569950","display_name":"Ken Nakahara","orcid":"https://orcid.org/0000-0002-9665-5591"},"institutions":[{"id":"https://openalex.org/I162282272","display_name":"ROHM","ror":"https://ror.org/00vttj605","country_code":"JP","type":"company","lineage":["https://openalex.org/I162282272"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken Nakahara","raw_affiliation_strings":["Research and Development Center, Rohm Company Ltd., Kyoto, Japan"],"raw_orcid":"https://orcid.org/0000-0002-9665-5591","affiliations":[{"raw_affiliation_string":"Research and Development Center, Rohm Company Ltd., Kyoto, Japan","institution_ids":["https://openalex.org/I162282272"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073947558","display_name":"Sakahisa Nagai","orcid":"https://orcid.org/0000-0001-9958-0209"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Sakahisa Nagai","raw_affiliation_strings":["Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan"],"raw_orcid":"https://orcid.org/0000-0001-9958-0209","affiliations":[{"raw_affiliation_string":"Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103021026","display_name":"Osamu Shimizu","orcid":"https://orcid.org/0000-0001-5331-1724"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Osamu Shimizu","raw_affiliation_strings":["Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan"],"raw_orcid":"https://orcid.org/0000-0001-5331-1724","affiliations":[{"raw_affiliation_string":"Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013219761","display_name":"Hiroshi Fujimoto","orcid":"https://orcid.org/0000-0002-0979-5992"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Fujimoto","raw_affiliation_strings":["Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan"],"raw_orcid":"https://orcid.org/0000-0002-0979-5992","affiliations":[{"raw_affiliation_string":"Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Japan","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.3879,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.79779791,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"72","issue":"9","first_page":"8995","last_page":"9004"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","score":0.9975000023841858,"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/T11249","display_name":"Wireless Power Transfer Systems","score":0.9975000023841858,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9959999918937683,"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/T12046","display_name":"MXene and MAX Phase Materials","score":0.9728999733924866,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mosfet","display_name":"MOSFET","score":0.6831237077713013},{"id":"https://openalex.org/keywords/wireless-power-transfer","display_name":"Wireless power transfer","score":0.6734049916267395},{"id":"https://openalex.org/keywords/inverter","display_name":"Inverter","score":0.6722211837768555},{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.6462129950523376},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5433983206748962},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5151230692863464},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4711279571056366},{"id":"https://openalex.org/keywords/power-mosfet","display_name":"Power MOSFET","score":0.4676244854927063},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4643894135951996},{"id":"https://openalex.org/keywords/pulse","display_name":"Pulse (music)","score":0.4441166818141937},{"id":"https://openalex.org/keywords/power-semiconductor-device","display_name":"Power semiconductor device","score":0.41803091764450073},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.40802958607673645},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.40572649240493774},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3387204706668854},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22388041019439697},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.19273513555526733},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.179718017578125},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1703002154827118},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10348036885261536}],"concepts":[{"id":"https://openalex.org/C2778413303","wikidata":"https://www.wikidata.org/wiki/Q210793","display_name":"MOSFET","level":4,"score":0.6831237077713013},{"id":"https://openalex.org/C2779423816","wikidata":"https://www.wikidata.org/wiki/Q6856398","display_name":"Wireless power transfer","level":3,"score":0.6734049916267395},{"id":"https://openalex.org/C11190779","wikidata":"https://www.wikidata.org/wiki/Q664575","display_name":"Inverter","level":3,"score":0.6722211837768555},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.6462129950523376},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5433983206748962},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5151230692863464},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4711279571056366},{"id":"https://openalex.org/C88653102","wikidata":"https://www.wikidata.org/wiki/Q570553","display_name":"Power MOSFET","level":5,"score":0.4676244854927063},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4643894135951996},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.4441166818141937},{"id":"https://openalex.org/C129014197","wikidata":"https://www.wikidata.org/wiki/Q906544","display_name":"Power semiconductor device","level":3,"score":0.41803091764450073},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.40802958607673645},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.40572649240493774},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3387204706668854},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22388041019439697},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.19273513555526733},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.179718017578125},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1703002154827118},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10348036885261536},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2025.3531459","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tie.2025.3531459","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/tie.2025.3531459","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tie.2025.3531459","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8799999952316284,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G4000829054","display_name":"Innovative Developments of Flying Mobility Pioneered by Wireless Power Transfer and Motion Control Technologies","funder_award_id":"23H00175","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G4276269742","display_name":null,"funder_award_id":"A-JP18H03768","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G8628104127","display_name":null,"funder_award_id":"JPMJMI17EM","funder_id":"https://openalex.org/F4320338243","funder_display_name":"JST-Mirai Program"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"},{"id":"https://openalex.org/F4320338243","display_name":"JST-Mirai Program","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1979805738","https://openalex.org/W2121604213","https://openalex.org/W2307833529","https://openalex.org/W2542614170","https://openalex.org/W2782988300","https://openalex.org/W2793981375","https://openalex.org/W2810158474","https://openalex.org/W2886792463","https://openalex.org/W2954181161","https://openalex.org/W2990925732","https://openalex.org/W2991182953","https://openalex.org/W3196475840","https://openalex.org/W4313117852","https://openalex.org/W4327662977","https://openalex.org/W4391929661"],"related_works":["https://openalex.org/W2082505892","https://openalex.org/W2258872751","https://openalex.org/W2543878150","https://openalex.org/W2538025369","https://openalex.org/W2186533392","https://openalex.org/W2993176810","https://openalex.org/W2072984677","https://openalex.org/W2625566746","https://openalex.org/W2624847784","https://openalex.org/W3006564841"],"abstract_inverted_index":{"In":[0,43],"this":[1,158],"study,":[2],"we":[3,106],"propose":[4],"a":[5,15,112,128,140,176],"power":[6,19,173],"device":[7],"configuration":[8,178],"that":[9,84,161],"maximizes":[10],"the":[11,57,71,76,85,93,108,117,133,136,143],"inverter":[12,46,164],"efficiency":[13,64,181],"of":[14,59,73,79,88,120,135,146,157,168],"pulse-width-controlled":[16,44],"high-power":[17,41],"wireless":[18],"transfer":[20],"system.":[21],"Silicon":[22],"carbide":[23],"metal-oxide-semiconductor":[24],"field-effect":[25],"transistors":[26],"are":[27,36],"difficult":[28],"to":[29,115,131],"manufacture":[30],"in":[31,38,40,175],"large":[32],"chips;":[33,75],"therefore,":[34],"they":[35],"connected":[37],"parallel":[39,60,74,80,89,121,147,169],"circuits.":[42],"inverters,":[45],"losses":[47],"include":[48],"conduction":[49],"and":[50,102,149],"switching":[51],"losses,":[52],"which":[53],"correlate":[54],"differently":[55],"with":[56,142,165],"number":[58,72,78,87,119,145],"chips.":[61],"Thus,":[62],"high":[63],"is":[65],"not":[66],"achieved":[67],"simply":[68],"by":[69],"increasing":[70],"optimal":[77,86,118,144],"chips":[81,90,122,170],"differs.":[82],"Considering":[83],"depends":[91],"on":[92],"pulse":[94],"width":[95],"control":[96,101],"implementation":[97],"method":[98],"(phase":[99],"shift":[100],"triangular":[103],"wave":[104],"comparison),":[105],"derive":[107],"theoretical":[109,137],"equation,":[110,138],"employed":[111,127],"circuit":[113,129],"simulation":[114,130],"determine":[116],"for":[123,171],"each":[124],"driving":[125],"method,":[126],"confirm":[132],"results":[134],"fabricated":[139],"module":[141],"chips,":[148],"confirmed":[150],"its":[151],"effect":[152],"through":[153],"experiments.":[154],"The":[155],"findings":[156],"study":[159],"indicate":[160],"an":[162],"asymmetric":[163],"varying":[166],"numbers":[167],"four":[172],"devices":[174],"full-bridge":[177],"can":[179],"maximize":[180],"under":[182],"certain":[183],"conditions.":[184]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}