1. |
Qiang Lin, Baihua Zhang, Shuaitao Zhang, Masahito Shoyama, Balanced Technique for Common Mode EMI Suppression in Grid-Tied Transformer-less PV Systems, 電子情報通信学会, 2019.11. |
2. |
Qiang Lin, Shuaitao Zhang, Baihua Zhang, Jun Imaoka, Masahito Shoyama, Investigation of DC Biased Magnetization Effect for Integrated Magnetic Components Used in DC-DC Converters, 電子情報通信学会, 2019.11. |
3. |
張 柏華, 林 強, 今岡 淳, 庄山 正仁, 富岡 聡, 竹上 栄治, Investigation of Spike Current Occurred in Totem-pole Bridgeless PFC Converter, 電気・情報関係学会九州支部連合大会, 2017.09. |
4. |
Masahito Shoyama, Noise Reduction Techniques in Power Electronic Circuits, IEEE INTELEC 2015 (37th International Telecommunications Energy Conference), 2015.10. |
5. |
Baihua Zhang, Qiang Lin, Masahito Shoyama, Satoshi Tomioka, Conducted Noise Suppression Method for GaN-based Totem-pole Bridgeless PFC Converter, 電気学会, 2015.08. |
6. |
Yafei Gao, Myoungsik Nam, Masahito Shoyama, Hideaki Fujita,, Application of the Principle of LC Cancellation to Rotary Transformer Used in Ultrasonic Spindle, 電気学会, 2015.08. |
7. |
Emad M. Ahmed, 庄山正仁, On Variable Step size Incremental Resistance MPPT for PV Systems, 電気学会 電力技術・電力系統技術・半導体電力変換 合同研究会, 2012.03. |
8. |
Ramadan Husam A., Masahito Shoyama, Micro-Grids: Review, 電気学会 電力技術・電力系統技術・半導体電力変換 合同研究会, 2012.03. |
9. |
Husam Ramadan, Masahito Shoyama, Review on Micro-grid: islanding detection techniques, 電気関係学会九州支部連合大会, 2011.09. |
10. |
Emad M. Ahmed, Masahito Shoyama, Scaling Factor Design in Variable Step Size Incremental Resistance MPPT in PV Systems: System modeling, Design, and Analysis, 電気関係学会九州支部連合大会, 2011.09. |
11. |
Gamal M. Dousoky, Abou-Hashema El-sayed, Masahito Shoyama, Optimal Orientation for Maximizing Energy-Efficiency in PV Panels, 電子情報通信学会, 2011.01. |
12. |
Masahito Shoyama, Hard Switching vs. Soft Switching (Invited Keynote Speech), KIEE(韓国電気学会)2010 Annual Conference of Electrical Machinery & Energy Conversion Systems Society, 2010.10. |
13. |
Emad M. Ahmed, Masahito Shoyama, Efficient Variable Step Size Single Current Sensor Maximum Power Point Tracking for PV Systems, 電気関係学会九州支部連合大会, 2010.09. |
14. |
E. Firmansyah, S. Tomioka, S. Abe, M. Shoyama, T. Ninomiya, Periodic Ramp-Voltage Injection to Solve Near-Zero-Crossing Ringing of a Totem-Pole Critical-Conduction-Mode Interleaved Power Factor Correction Converter, 電気関係学会九州支部連合大会, 2010.09. |
15. |
Gamal M. Dousoky, Masahito Shoyama, Tamotsu Ninomiya, Digital Techniques for EMC Compliance in Switching Power Converters, 電気関係学会九州支部連合大会, 2010.09. |
16. |
Gamal M. Dousoky, Masahito Shoyama, Effect of Several Frequency Modulation Profiles on Conducted-Noise Reduction in DC-DC Converters with Programmed Switching Controller, 電子情報通信学会, 2010.01. |
17. |
Eka Firmansyah, Satoshi Tomioka, Seiya Abe, Masahito Shoyama, Tamotsu Ninomiya, Experimental Result of a Totem-Pole Bridgeless Critical-Conduction-Mode Interleaved Boost Power Factor Correction, 電子情報通信学会, 2009.11. |
18. |
Gamal M. Dousoky, M. Shoyama, A Novel Hybrid Spread-Spectrum Switching Technique for RFI Suppression in Digitally Controlled DC-DC Converters, 電気関係学会九州支部連合大会, 2009.09. |
19. |
E. Firmansyah, S. Tomioka, S. Abe , M. Shoyama, T. Ninomiya, Steady State Performance of a Bridgeless-Critical Conduction Mode-Interleaved Power Factor Correction, 電気関係学会九州支部連合大会, 2009.09. |
20. |
E. Firmansyah, S. Tomioka, S. Abe, M. Shoyama, T. Ninomiya, An Active-Clamped Full-Wave Zero-Current-Switched Quasi-Resonant Boost Converters, 電子情報通信学会 総合大会, 2009.03. |
21. |
X. Yongqiang, M. Shoyama, T. Ninomiya, T. Yamashita, The efficiency improvement of a single-stage soft-switching AC-DC PFC converter, 電子情報通信学会, 2009.02. |
22. |
J. Cui, K. Nomura, S. Abe, M. Shoyama, A. Matsumoto, A. Fukui, M. Yamasaki, T. Ninomiya, Noise Characteristics of the Semiconductor Switch in Short Circuit on DC Power Supply System, 電子情報通信学会, 2009.02. |
23. |
E. Firmansyah, S. Tomioka, S. Abe, M. Shoyama, T. Ninomiya, Zero-Current-Switch Quasi-Resonant Boost Converter in Power Factor Correction Application, 電気関係学会九州支部連合大会, 2008.09. |
24. |
G. M. Dousoky, M. Shoyama, T. Ninomiya, FPGA-Based Design and Implementation of Spread-Spectrum Schemes for Conducted-Noise Reduction in DC-DC Converters, 電気関係学会九州支部連合大会, 2008.09. |
25. |
G. M. Dousoky, M. Shoyama, T. Ninomiya, Digital Controller for Conducted-Noise Reduction in Buck Converters, 電子情報通信学会 ソサイエティ大会, 2008.09. |
26. |
G. M. Dousoky, M. Shoyama, T. Ninomiya, Conducted-noise reduction of randomly switched buck converter using FPGA, 電子情報通信学会, 2008.05. |
27. |
Design of 10 MHz Switching Power Supply for Mobile Phones. |
28. |
Input Current Ripple Reduction of Pulse-link DC-AC Converter for Fuel Cells. |
29. |
Analysis of Boost-Input Type Full Bridge Converter. |
30. |
Effect of Noise Reduction in Switching DC-DC Converter using Digital Control. |
31. |
Control Method of Resonant Switched Capacitor Converter. |
32. |
Operation Analysis of a Boost Type Switched Capacitor Converter. |
33. |
Operation Analysis and Control Method of Resonant Boost Switched Capacitor Converter. |
34. |
Optimum Design Considerations of Balanced Switching Converter to Reduce Common-Mode Noise. |
35. |
Optimum Design Considerations of Balanced Boost Switching Converter to Reduce Common-Mode Noise. |
36. |
Dynamic Characteristic of a Half Buck Type Switched Capacitor Converter. |
37. |
T. Senanayake, M. Shoyama, T. Ninomiya, and H. Tohya, Fast-Response Load Regulation of Inductor-Switching DC-DC Converter with Low-Impedance Line Component, 電子情報通信学会, 2002.03. |
38. |
Thilak Senanayake, M. Shoyama, T. Ninomiya, and H. Tohya, Fast-Response Load Regulation with Low-Impedance Line Component, 電気関係学会九州支部連合大会, 2001.10. |