Papers - IMAOKA Jun

Analytical Model of Maximum Operating Frequency of Class-D ZVS Inverter with Linearized Parasitic Capacitance and any Duty Ratio Reviewed

Yi Xiong, Senanayake Thillak, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences   Vol. E107.A ( 8 ) page： 1115 - 1126   2024.8

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： https://doi.org/10.1587/transfun.2023EAP1081

Other Link： https://www.jstage.jst.go.jp/article/transfun/E107.A/8/E107.A_2023EAP1081/_article/-char/en

Power Module with Low Common-Mode Noise and High Reliability Reviewed International coauthorship

Sihoon Choi, Jiyoon Choi, Thiyu Warnakulasooriya, Jong-Won Shin, Jun Imaoka, Masayoshi Yamamoto

IEEE Access   Vol. 12   page： 90929 - 90939   2024.6

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1109/ACCESS.2024.3420393

Other Link： https://ieeexplore.ieee.org/document/10577232

Maximum Output Power Design for an 85kHz Class-D ZVS Inverter with 650V/30A SiC-MOSFETs at Any Duty Ratio and DC Input Voltage Reviewed

Yi Xiong, Senanayake Thilak, Jun Imaoka, Yamamoto Masayoshi

Proc. of 2024 IEEE 10th International Power Electronics and Motion Control Conference (IPEMC2024-ECCE Asia)     page： 1808 - 1813   2024.5

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/IPEMC-ECCEAsia60879.2024.10567861

Other Link： https://ieeexplore.ieee.org/document/10567861

Efficient Multiphysics Circuit Simulation for Transformer Optimization Using Hybrid Dowell Artificial Neural Network Reviewed

Yu-Hsin Wu, Koichi Shigematsu, Yasumichi Omoto, Yoshihiro Ikushima, Jun Imaoka, Masayoshi Yamamoto

IEEJ Journal of Industry Applications   Vol. 13 ( 3 ) page： 327 - 337   2024.5

　More details

Authorship：Corresponding author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： https://doi.org/10.1541/ieejjia.23009691

Other Link： https://www.jstage.jst.go.jp/article/ieejjia/13/3/13_23009691/_article/-char/ja/

Analysis of Eddy Currents and Thermal Modeling of Planar Magnetic Components with Metal Housing Reviewed

Atsushi Hasenuma, Jun Imaoka, Masayoshi Yamamoto, Tatsuya Miyazaki, Yuta Okawauchi, Akihiro Kawano

Proc. of 2024 IEEE IEEE Applied Power Electronics Conference and Exposition (APEC)     page： 3247 - 3254   2024.2

　More details

Authorship：Corresponding author   Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/APEC48139.2024.10509263

Other Link： https://ieeexplore.ieee.org/document/10509263

Common-Mode Noise Reduction for Bridgeless Flyback PFC Rectifier with Balance Technique Reviewed

Sihoon Choi, Yikun Yin, Jong-Won Shin, Jun Imaoka, Masayoshi Yamamoto

Proc. of 2024 IEEE Applied Power Electronics Conference and Exposition (APEC)     page： 1478 - 1483   2024.2

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/APEC48139.2024.10509297

Other Link： https://ieeexplore.ieee.org/document/10509297

SiC Power Module Design with a Low-Permittivity Material to Reduce Common-Mode Noise Reviewed

Sihoon Choi, Jiyoon Choi, Jong-Won Shin, Yonezawa Yu, Jun Imaoka, Masayoshi Yamamoto

Proc. of 2024 IEEE Applied Power Electronics Conference and Exposition (APEC)     2024.2

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/APEC48139.2024.10509406

Other Link： https://ieeexplore.ieee.org/document/10509406

Design of Coupled Inductor Using Powder Core with Concentrated Air Gap in Multiphase Operation Reviewed

Sihoon Choi, Jun Imaoka, Masayoshi Yamamoto

IEEE Transaction on Industry Applications   Vol. 60 ( 2 ) page： 3449 - 3458   2023.12

　More details

Authorship：Corresponding author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1109/TIA.2023.3344558

DOI： 10.1109/TIA.2023.3344558

Other Link： https://ieeexplore.ieee.org/document/10365536

Packaging of SiC Power Module with a Low-Permittivity Material to Reduce Capacitive Coupling Reviewed International coauthorship

Sihoon Choi, Jiyoon Choi, Jong-Won Shin, Jun Imoka, Masayoshi Yamamoto

Proc. of 2023 IEEE CPMT Symposium Japan (ICSJ)     page： 73 - 76   2023.12

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/ICSJ59341.2023.10339578

DOI： 10.1109/ICSJ59341.2023.10339578

Other Link： https://ieeexplore.ieee.org/document/10339578

A Review of the Packaging Scheme of a Traction Inverter: Layout, Capacitor, Current Sensing and Power Module Reviewed

Thiyu Warnakulasooriya, Sihoon Choi, Arihiro Kamiya, Jun Imaoka, Masayoshi Yamamoto

Proc. of 2023 IEEE CPMT Symposium Japan (ICSJ)     page： 77 - 80   2023.12

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/ICSJ59341.2023.10339571

DOI： 10.1109/ICSJ59341.2023.10339571

Other Link： https://ieeexplore.ieee.org/document/10339571

Prototyping and Evaluation of SiC Half Bridge Circuit using Power Device Embedded Module Process Towards Future Three Dimensional Packaging Reviewed

Kazuhito Nakamura, Koichi Shigematsu, Jun Imaoka, Masayoshi Yamamoto

Proc. of 2023 IEEE CPMT Symposium Japan (ICSJ)     page： 196 - 199   2023.11

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/ICSJ59341.2023.10339574

DOI： 10.1109/ICSJ59341.2023.10339574

Other Link： https://ieeexplore.ieee.org/document/10339574

Fixed Frequency Operation in Critical Conduction Mode with Voltage-Controlled Variable Inductor Reviewed International coauthorship

Sihoon Choi, Jong-Won Shin, Jun Imaoka, Masayoshi Yamamoto

Proc. of 2023 IEEE Energy Conversion Congress and Exposition (ECCE)     page： 6444 - 6449   2023.10

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.1109/ECCE53617.2023.10362859

DOI： 10.1109/ECCE53617.2023.10362859

Other Link： https://ieeexplore.ieee.org/document/10362859

Conducted EMI Simulation for a DC-DC Converter : a DC Brush Motor System Considering Showering Arc at Mechanical Contacts Reviewed

Kodai Katagiri, Toru Ogawa, Masayoshi Yamamoto, Jun Imaoka, Mamoru Sasaki

IEEJ Journal of Industry Applications   Vol. 12 ( 5 ) page： 933 - 944   2023.9

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1541/ieejjia.22007677

DOI： 10.1541/ieejjia.22007677

Other Link： https://www.jstage.jst.go.jp/article/ieejjia/12/5/12_22007677/_article/-char/ja

Balanced Two-phase Interleaved Boost Converter with Integrated Magnetics for Common-Mode Noise Reduction Reviewed

Tomotaka Nagai, Mamoru Sasaki, Jun Imaoka, Masayoshi Yamamoto, Akira Nakano

IEEJ Journal of Industry Applications   Vol. 12 ( 4 ) page： 664 - 675   2023.7

　More details

Authorship：Corresponding author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： https://doi.org/10.1541/ieejjia.22007783

DOI： https://doi.org/10.1541/ieejjia.22007783

Other Link： https://www.jstage.jst.go.jp/article/ieejjia/12/4/12_22007783/_article/-char/ja

Common mode conductive noise cancellation formultiphase converter using auxiliary winding Invited Reviewed

Mamoru Sasaki, Jun Imaoka, Masayoshi Yamamoto, Akira Nakano, Koji Fuse

Electrical Engineering in Japan   Vol. 143 ( 4 ) page： 263 - 272   2023.6

　More details

Authorship：Corresponding author   Language：English   Publishing type：Research paper (scientific journal)  

DOI： https://doi.org/10.1002/eej.23439

DOI： https://doi.org/10.1002/eej.23439

Other Link： https://onlinelibrary.wiley.com/doi/full/10.1002/eej.23439

Voltage-Controlled Variable Inductor for Fixed-Frequency Critical Conduction Mode Operation Reviewed International coauthorship

Sihoon Choi, Jong-Won Shin, Jun Imaoka, Masayoshi Yamamoto

IEEE Transactions on Industrial Electronics   Vol. 70 ( 6 ) page： 5707 - 5716   2023.6

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1109/TIE.2022.3198235

DOI： 10.1109/TIE.2022.3198235

Other Link： https://ieeexplore.ieee.org/document/9861254

Modeling of Lithium-Ion Batteries with Constant Phase Element and Butler-Volmer’s Equation Reviewed

T. Yamahigashi, J. Shimura, K. Shibuya, Y. -H. Wu, K. Shigematsu, T. Hosotani, J. Kuromi, J. lmaoka, M. Yamamoto

Proc. of 2023 11th International Conference on Power Electronics -ECCE Asia     page： 697 - 702   2023.5

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213775

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213775

Other Link： https://ieeexplore.ieee.org/document/10213775

High Reliable Transformer-less Deadtime Less Inverter for Grid-connected Applications Reviewed

Silumin Senanayake, Thilak Senanayake, Jun lmaoka, Masayoshi Yamamoto

Proc. of 2023 11th International Conference on Power Electronics -ECCE Asia     page： 1788 - 1794   2023.5

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213921

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213921

Other Link： https://ieeexplore.ieee.org/document/10213921

Experimental Verification of Maximum Operating Frequency for a SiC-MOSFET in Class-D ZVS Inverter Reviewed

Yi Xiong, Senanayake Thilak, Yu Yonezawa, Jun lmaoka, and Masayoshi Yamamoto

Proc. of 2023 11th International Conference on Power Electronics -ECCE Asia     page： 1780 - 1787   2023.5

　More details

Language：English   Publishing type：Research paper (international conference proceedings)  

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213606

DOI： 10.23919/ICPE2023-ECCEAsia54778.2023.10213606

Other Link： https://ieeexplore.ieee.org/document/10213606

Derivation of Resonant Period for Soft Switching Considering Nonlinear Characteristics of Output Capacitance in Switching Device Reviewed

Sihoon Choi, Ayato Suzuki, Jun Imaoka, Masayoshi Yamamoto

IEEJ Journal of Industry Applications   Vol. 12 ( 3 ) page： 289 - 294   2023.5

　More details

Language：English   Publishing type：Research paper (scientific journal)  

DOI： https://doi.org/10.1541/ieejjia.22006987

DOI： https://doi.org/10.1541/ieejjia.22006987

Other Link： https://www.jstage.jst.go.jp/article/ieejjia/12/3/12_22006987/_article/-char/ja