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発表年月
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タイトル／共同研究者
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掲載誌
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巻・号・頁
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学術機関等
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| 2026/03 |
Metal Object Detection Using Harmonic Chirp Voltage for Dynamic Wireless Power Transfer
Yuya Deguchi, Sakahisa Nagai, Toshiyuki Fujita, Osamu Shimizu, Hiroshi Fujimoto
|
IEEJ JOURNAL OF INDUSTRY APPLICATIONS |
|
|
| 2026/02 |
Dynamic Decoupling Current Control of Boost and Buck Multiple Converters
Toshiyuki Fujita, Masahiro Mae, Hiroshi Fujimoto, Michihiro Nakagawa, Yoshiki Yasuda, Akio Yamagiwa
|
IEEE Transactions on Power Electronics |
41巻
2号
2430から
2440ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2026/01 |
Development of Dynamic Wireless Power Transfer System for Japan’s First Demonstration Test on Public Road
Osamu Shimizu, Sakahisa Nagai, Toshiyuki Fujita, Daisuke Gunji, Hiroshi Fujimoto, Hayato Sumiya, Koichi Tanaka, Kazushi Moriishi,
Kentaro Nouchi
|
IEEE Journal on Wireless Power Technologies |
|
|
| 2025/10 |
Stability Analysis of a Three-Input Three-Output Multi-Converters for Energy Management System
Toshiyuki Fujita, Masahiro Mae, Hiroshi Fujimoto, Michihiro Nakagawa, Yashiki Yasuda, Akio Yamagiwa
|
2025 IEEE Energy Conversion Conference Congress and Exposition (ECCE) |
1から
6ページまで
|
IEEE |
| 2025/10 |
Reactance Decompensation Using PWM-Controlled Switched Capacitors for Maintaining Constant Power and Efficiency in S/S WPT
Systems
Ryo Matsumoto, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Power Electronics |
13巻
5号
6719から
6732ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2025/08 |
Multivariate Optimization Using PWM-Controlled Switched Capacitors for Cross-Coupling Compensation in Multiple Receiver WPT
Ryo Matsumoto, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Power Electronics |
1から
1ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2025/07 |
Greenhouse Gas Emission Evaluation Including Infrastructure for Passenger Electric Vehicles with Dynamic Wireless Power Transfer
Gunji Daisuke, Shimizu Osamu, Nagai Sakahisa, Fujita Toshiyuki, Fujimoto Hiroshi
|
IEEJ Journal of Industry Applications |
14巻
4号
589から
597ページまで
|
The Institute of Electrical Engineers of Japan |
| 2025/05 |
Series Connected Active Power Buffer Using a Coupled Inductor for a Grid Inverter
Weiler, Pelle, Fujita, Toshiyuki, Fujimoto, Hiroshi, Miyajima, Takayuki, Yasuda, Yoshiko, Yamagiwa, Akio
|
Proceedings: PCIM Conference 2025 |
1から
6ページまで
|
|
| 2025/05 |
Proposal of Power Control Architecture of Dynamic Wireless Power Transfer for International Standardization’
Masato Maemura, Toshiya Hashimoto, Shogo Tsuge, Ryosuke Ikemura, Kazuyoshi Obayashi, Nobuhisa Yamaguchi, Keisuke Tani, Toshiyuki
Fujita
|
The 7th International Electric Vehicle Technology Conference (EVTeC2025) |
|
|
| 2025/01 |
Direct Measurement and Analysis of Iron Loss Using the H-coil Method During Low-order Harmonic Current Suppression in PMSMs
Kaiki Akizuki, Toshiyuki Fujita, Sakahisa Nagai, Hiroshi Fujimoto, Michihiro Nakagawa, Naoya Yamashita, Takayuki Miyajima,
Yoshiki Yasuda, Akio Yamagiwa
|
IEEJ Journal of Industry Applications |
|
Institute of Electrical Engineers of Japan (IEE Japan) |
| 2025/01 |
Feedback Operating Frequency Control for Eliminating Dead Zone in Dynamic Wireless Power Transfer
Yutaka Shikauchi, Ryo Matsumoto, Sakahisa Nagai, Toshiyuki Fujita, Osamu Shimizu, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Industrial Electronics |
1から
9ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2024/11 |
Impedance Analysis of Parity-Time Wireless Power Transfer System using Digital Separate-Oscillation
Toshiyuki Fujita, Yuya Deguchi, Hiroshi Fujimoto
|
IEEJ Journal of Industry Applications |
13巻
6号
703から
710ページまで
|
Institute of Electrical Engineers of Japan (IEE Japan) |
| 2024/10 |
Study of Current Third-Order Harmonics Control to Reduce Iron Loss in Permanent Magnet Synchronous Motors
Kaiki Akizuki, Toshiyuki Fujita, Hiroshi Fujimoto, Michihiro Nakagawa, Naoya Yamashita, Takayuki Miyajima, Yoshiki Yasuda,
Akio Yamagiwa
|
IEEE Energy Conversion Congress & Expo (ECCE2024) |
|
|
| 2024/10 |
Cross-Coupling Compensation Using Gradient Ascent Method for Single-Transmitter Dual-Receiver Wireless Power Transfer
Ryo Matsumoto, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Energy Conversion Congress & Expo (ECCE2024) |
|
|
| 2024/09 |
Interoperability Verification of Wireless Power Transfer System with Separate Reference Impedance Map Method
Toshiyuki Fujita, Kodai Takeda, Takehiro Imura, Takafumi Koseki, Yusuke Minagawa
|
IEEJ Journal of Industry Applications |
13巻
5号
530から
538ページまで
|
|
| 2024/07 |
Fast Start-Up Control of Both-Side Current Without Overshoot Focusing on Rectification Timing for Dynamic Wireless Power Transfer
Systems
Takumi Hamada, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Industrial Electronics |
1から
9ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2024/05 |
Suppression of Leakage Current in DWPT Systems Using 3-Legged Inverters by Pulse Width and Phase Adjustment
Yusaku Takagi, Tatsuya Yanagi, Sakahisa Nagai, Toshiyuki Fujita, Hiroshi Fujimoto
|
2024 IEEE Wireless Power Technology Conference and Expo (WPTCE) |
80から
85ページまで
|
IEEE |
| 2024/03 |
Proposal on Connection of Air Conditioners to DC Bus for a Home Energy System Including Solar Cells and Batteries
T. Fujita, Sakahisa Nagai, Hiroshi Fujimoto, Michihiro Nakagawa, Naoya Yamashita, Yoshiki Yasuda, Akio Yamagiwa
|
The 10th IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization (SAMCON2024) |
|
|
| 2024/01 |
Two-pulse Width Modulation for Voltage Regulation and Reduction of Electromagnetic Field Radiated by Third Harmonic Current
in Wireless Power Transfer System
Sakahisa Nagai, Toshiyuki Fujita, Osamu Shimizu, Hiroshi Fujimoto
|
IECON 2024-50TH ANNUAL CONFERENCE OF THE IEEE INDUSTRIAL ELECTRONICS SOCIETY |
|
|
| 2023/10 |
Communicationless Reactance Compensation Using PWM-Controlled Switched Capacitors for Wireless Power Transfer
Ryo Matsumoto, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Transactions on Power Electronics |
1から
13ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2023/09 |
分割型左右2コイルを用いた走行中ワイヤレス給電システムにおけるEMCおよび電波防護に関する評価
藤田稔之, 永井栄寿, 平明阮, 山田翔太, 清水修, 藤本博志
|
自動車技術会論文集 |
54巻
5号
1014から
1019ページまで
|
|
| 2023/09 |
太陽光発電・空調機・給湯器・電気自動車の 連携制御による直流接続型家庭用エネルギーマネジメントシステム
藤田 稔之, 永井 栄寿, 藤本 博志, 中川 倫博, 山下 尚也, 古井 秀治, 安田 善紀, 山際 昭雄
|
日本冷凍空調学会論文集 |
40巻
4号
263から
274ページまで
|
|
| 2023/07 |
Load Current Control of One Pulsewidth Modulation for Dynamic Wireless Power Transfer System Using Vehicular AC Current Estimation
Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Industrial Electronics |
4巻
3号
939から
947ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2023/01 |
走行中ワイヤレス給電における電力制御の研究 －アクティブ整流の低速実車試験－
池村 亮祐, 津下 聖悟, 橋本 俊哉, 永井 栄寿, 藤田 稔之, 藤本 博志
|
自動車技術会論文集 |
54巻
1号
117から
122ページまで
|
|
| 2023/01 |
Eliminating Dead Zone in Wireless Power Transfer with Repeater Coil by Power Factor Control
Yutaka Shikauchi, Ryo Matsumoto, Sakahisa Nagai, Toshiyuki Fujita, Osamu Shimizu, Hiroshi Fujimoto
|
2023 IEEE Wireless Power Technology Conference and Expo, WPTCE 2023 - Proceedings |
|
|
| 2022/12 |
Reduction of magnetic field by low-order harmonics in magnetic resonant wireless power transfer system using high-frequency
switching
Sakahisa Nagai, Toshiyuki Fujita, Hayato Sumiya, Osamu Shimizu, Hiroshi Fujimoto
|
Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi) |
215巻
4号
|
|
| 2022/10 |
製造・発送電・走行を考慮した走行中給電による温室効果ガスの削減効果
清水 修, 永井 栄寿, 藤田 稔之, 藤本 博志, 郡司 大輔, 角谷 勇人, 高橋 英介, 山口 宜久, 谷 恵亮
|
電気学会論文誌D (産業応用部門誌) |
142巻
10号
736から
743ページまで
|
一般社団法人 電気学会 |
| 2022/10 |
Novel Synchronous Rectification and Receiving Power Compensation Method for WPT Only by DC Current Sensor
Daisuke Shirasaki, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEE Journal of Emerging and Selected Topics in Industrial Electronics |
3巻
4号
1から
1ページまで
|
Institute of Electrical and Electronics Engineers (IEEE) |
| 2022/07 |
Resonant Capacitor Voltage Based 85-kHz 3-kW Synchronous Rectification on Wireless Power Transfer System
T. Fujita, S. Nagai, O. Shimizu, H. Fujimoto, Y. Ohmori
|
2022 Wireless Power Week |
634から
639ページまで
|
|
| 2022/07 |
Determination Method of Target Material and Coil Area Based on Average Magnetic Flux Density for Metal Object Detection of
Dynamic WPT
Yuya Deguchi, Sakahisa Nagai, Toshiyuki Fujita, Hiroshi Fujimoto
|
2022 IEEE Wireless Power Week Conference |
|
|
| 2022/05 |
高速スイッチング技術を利用した磁界共振型非接触給電の低次高調波における漏洩磁界低減
永井 栄寿, 藤田 稔之, 角谷 勇人, 清水 修, 藤本 博志
|
電気学会論文誌Ｄ（産業応用部門誌） |
142巻
5号
385から
392ページまで
|
Institute of Electrical Engineers of Japan (IEE Japan) |
| 2021/12 |
第3世代ワイヤレスインホイールモータの走行中給電システムの開発
清水修, 藤田稔之, 永井栄寿, 藤本博志, 大森洋一
|
電気学会論文誌D (産業応用部門誌) |
141巻
8号
638から
645ページまで
|
|
| 2021/10 |
Proposal of Sensorless Vehicle Detection Method for Start-up Current Control in Dynamic Wireless Power Transfer System
Takumi Hamada, Daisuke Shirasaki, Toshiyuki Fujita, Hiroshi Fujimoto
|
IECON Proceedings (Industrial Electronics Conference) |
2021-巻
|
IEEE Computer Society |
| 2021/10 |
ハイブリッド車向け走行中ワイヤレス給電の電力制御に関する研究 －高速回転型ベンチ実験検証－
津下 聖悟, 岡崎 俊太郎, 橋本 俊哉, 永井 栄寿, 藤田 稔之, 藤本 博志
|
自動車技術会論文集 |
52巻
5号
1084から
1089ページまで
|
|
| 2021/09 |
Coil Scaling Law of Wireless Power Transfer Systems for Electromagnetic Field Leakage Evaluation for Electric Vehicles
Hayato Sumiya, Eisuke Takahashi, Nobuhisa Yamaguchi, Keisuke Tani, Sakahisa Nagai, Toshiyuki Fujita, Hiroshi Fujimoto
|
IEEJ Journal of Industry Applications |
10巻
5号
589から
597ページまで
|
Institute of Electrical Engineers of Japan (IEE Japan) |
| 2021/05 |
Development of the Third-Generation Wireless In-wheel Motor
O. Shimizu, S. Nagai, T. Fujita, H. Fujimoto, D.Gunji, Y. Omori, T. Otsuka
|
5th International Electric Vehicle Technology Conference 2021, Online |
|
|
| 2021/05 |
Novel Evaluation Method for Leakage Electromagnetic Field Using Coil Scaling Law for Wireless Power Transfer System for Electric
Vehicle
Hayato Sumiya, Eisuke Takahashi, Nobuhisa Yamaguchi, Keisuke Tani, Sakahisa Nagai, Toshiyuki Fujita, Hiroshi Fujimoto
|
International Electric Vehicle Technology Conference EVTeC2021 |
1から
6ページまで
|
|
| 2021/05 |
コイルをアスファルト内に埋設した磁界共振結合型走行中給電路での電力伝送評価
清水 修, 永井 栄寿, 藤田 稔之, 藤本 博志, 角谷 勇人, 高橋 英介, 山口 宜久, 谷 恵亮, 佐藤 正憲
|
自動車技術会論文集 |
52巻
5号
1095から
1100ページまで
|
公益社団法人 自動車技術会 |
| 2021/01 |
電気自動車用非接触給電システムの漏洩電磁界評価 を目的としたコイルスケール則の検討
角谷勇人, 高橋英介, 山口宜久, 谷恵亮, 永井栄寿, 藤田稔之, 藤本博志
|
電気学会論文誌D（産業応用部門誌） |
141巻
3号
283から
292ページまで
|
|
| 2021/01 |
走行中ワイヤレス給電における給電能力向上による送電コイル敷設率の低減
永井 栄寿, 清水 修, 藤田 稔之, 藤本 博志, 郡司 大輔
|
自動車技術会論文集 |
52巻
2号
450から
455ページまで
|
公益社団法人 自動車技術会 |
| 2021/01 |
Sensorless Metal Object Detection Using Transmission-Side Voltage Pulses in Standby Phase for Dynamic Wireless Power Transfer
Y. Deguchi, S. Nagai, T. Fujita, H. Fujimoto, Y. Hori
|
2021 IEEE Workshop on Emerging Technologies: Wireless Power |
|
|
| 2021/01 |
Efficiency Evaluation of Receiving Current Control Using Pulse Density Modulation for Dynamic Wireless Power Transfer
S. Nagai, T. Fujita, H. Fujimoto, S. Tsuge, T. Hashimoto
|
2021 IEEE Workshop on Emerging Technologies: Wireless Power |
|
|
| 2021/01 |
Power Transmission Characteristics of LCC Compensation Network to Coupling and Load Variation
K. Takeda, T. Fujita, T. Imura, T. Koseki
|
International Electric Vehicle Technology Conference EVTeC2021 |
|
|
| 2021/01 |
Experimental Verification of N-phase Inverter Connected to Multiple Coils for Dynamic Wireless Power Transfer
C. Hong, O. Shimizu, S. Nagai, T. Fujita, Hiroshi Fujimoto
|
The 7th IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization |
316から
321ページまで
|
|
| 2021/01 |
走行中ワイヤレス給電における給電能力向上による送電コイル敷設率の低減
永井栄寿, 清水修, 藤田稔之, 藤本博志, 郡司大輔
|
自動車技術会論文集 |
52巻
2号
450から
455ページまで
|
|
| 2021/01 |
Optimal Transient Control of In-Motion Wireless Power Transfer for Receiving Energy Maximization Using Envelope Model
K. Tokita, S. Nagai, T. Fujita, H. Fujimoto, Y. Hori, Giuseppe Guidi
|
The 7th IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization |
150から
155ページまで
|
|
| 2020/11 |
Development of wireless in-wheel motors for dynamic charging: From 2nd to 3rd generation
Hiroshi Fujimoto, Osamu Shimizu, Sakahisa Nagai, Toshiyuki Fujita, Daisuke Gunji, Yoichi Ohmori
|
2020 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer, WoW 2020 |
56から
61ページまで
|
|
| 2020/11 |
Visualized Evaluation of Feasibility of Power Transmission with Electrical Constraints in Wireless Power Transfer
Kodai Takeda, Takehiro Imura, Toshiyuki Fujita, Takafumi Koseki, Yusuke Minagawa
|
2020 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer (WoW) |
288から
293ページまで
|
IEEE |
| 2020/06 |
Potential for CO2 Reduction by Dynamic Wireless Power Transfer for Passenger Vehicles in Japan
Osamu Shimizu, Sakahisa Nagai, Toshiyuki Fujita, Hiroshi Fujimoto
|
Energies |
13巻
13号
3342から
3342ページまで
|
{MDPI} {AG} |
| 2019/07 |
A Real-Car Experiment of a Dynamic Wireless Power Transfer System Based on Parallel-Series Resonant Topology
Toshiyuki Fujita, Hiroyuki Kishi, Hiroshi Uno, Yasuyoshi Kaneko
|
World Electric Vehicle Journal |
10巻
3号
2から
13ページまで
|
|
| 2018/10 |
Allocation of Wireless Power Transfer System From Viewpoint of Optimal Control Problem for Autonomous Driving Electric Vehicles
Van-Duc Doan, Hiroshi Fujimoto, Takafumi Koseki, Tomio Yasuda, Hiroyuki Kishi, Toshiyuki Fujita
|
IEEE Transactions on Intelligent Transportation Systems |
19巻
10号
1から
16ページまで
|
Institute of Electrical and Electronics Engineers ({IEEE}) |
| 2018/10 |
A study of a dynamic wireless power transfer system based on parallel- series resonant topology-Bench test and real car test？
T. Fujita, H. Kishi
|
EVS 31 & EVTeC 2018 |
Fa-02巻
|
|
| 2018/01 |
Iterative Dynamic Programming for Optimal Control Problem with Isoperimetric Constraint and Its Application to Optimal Eco-driving
Control of Electric Vehicle
V.-D. Doan, H. Fujimoto, T. Koseki, T. Yasuda, H. Kishi, T. Fujita
|
IEEJ Journal Ind. Appl |
7巻
1号
80から
92ページまで
|
|
| 2018/01 |
Simultaneous Optimization of Speed Profile and Allocation of Wireless Power Transfer System for Autonomous Driving Electric
Vehicles
V.-D. Doan, H. Fujimoto, T. Koseki, T. Yasuda, H. Kishi, T. Fujita
|
IEEJ Journal Ind. Appl |
7巻
2号
189から
201ページまで
|
|
| 2018/01 |
Analysis of Circuit for Dynamic Wireless Power Transfer by Stepping Stone System
H. Uno, J. Yamada, Y. Kaneko, T. Fujita, H. Kishi
|
EVS31 |
|
|
| 2017/07 |
A Dynamic Wireless Power Transfer System Applicable to a Stationary System
Toshiyuki Fujita, Tomio Yasuda, Hirofumi Akagi
|
IEEE Transactions on Industry Applications |
53巻
4号
1から
1ページまで
|
Institute of Electrical and Electronics Engineers ({IEEE}) |
| 2016/09 |
A wireless power transfer system with a double-current rectifier for EVs
T. Fujita, T. Yasuda, H. Akagi
|
IEEE Energy Conversion Congress & Exposition 2016 |
4943から
4950ページまで
|
|
| 2016/08 |
駐車時と走行時の二次側コイルを共通化した非接触給電システムの基礎検討
藤田稔之, 保田富夫, 赤木泰文
|
電学論D |
136巻
8号
522から
531ページまで
|
|
| 2016/05 |
Dynamic Wireless Power Transfer System for Passenger EVs
T. Fujita, H. Kishi, T. Yasuda, T. Ishima, H. Matsumori, K. Tanaka, Y. Kaneko, T. Koseki
|
Society of Automotive Engineers of Japan, International Electric Vehicle Technology & Automobile Power Electronics Japan Conference
2016
|
20169057巻
|
|
| 2016/01 |
Design of an Optimal Speed Profile of an Electric Vehicle charged by Dynamic Wireless Power Transfer for Minimizing the Energy
Consumption
V.-D. Doan, T. Koseki, T. Yasuda, Hiroyuki Kishi, T. Fujita
|
EVTeC & APE |
|
|
| 2015/09 |
A moving wireless power transfer system applicable to a stationary system
T. Fujita, T. Yasuda, H. Akagi
|
IEEE Energy Conversion Congress & Exposition 2015 |
4943から
4950ページまで
|
|
| 2015/05 |
Proposed dynamic contactless power transfer system
T. Fujita, T. Yasuda, M. Sato
|
World Electric Vehicle Association The 28th International Electric Vehicle Symposium and Exhibition |
B5-02巻
|
|
| 2015/01 |
Investigation of Wireless Power Transfer System with Spaced Arranged Primary H-shaped Core Coils for Moving EVs
C. Kato, K. Tsuda, T. Matsumura, Y. Kaneko, T. Fujita, T. Yasuda
|
IECON2015 |
5197から
5201ページまで
|
|
| 2015/01 |
High power compact contactless charging system
H. Kishi, T. Fujita, T. Yasuda
|
World Electric Vehicle Association The 28th International Electric Vehicle Symposium and Exhibition |
|
|
| 2009/05 |
High-quality chalcopyrite-based materials for tandem-type solar cells
T. Fujita, M. Kawamura, M. Nishijima, S. Oonishi, Y. Hidaka, Akira Yamada, M. Konagai
|
International Symposium on Innovative Solar Cells 2009 |
|
|
| 2009/01 |
Cu(In,Ga)Se2 thin-film solar cells grown with cracked selenium” Journal of Crystal Growth
M. Kawamura, T. Fujita, A. Yamada, M. Konagai
|
Journal of Crystal Growth |
311巻
3号
753から
|
|
| 2009/01 |
Growth of Ag(In1-xGax)Se2 Thin Films by Three-stage Process
T. Fujita, M. Kawamura, A. Yamada, M. Konagai
|
18th International Photovoltaic Science and Engineering Conference (PVSEC-18) |
|
|