Kyushu University Academic Staff Educational and Research Activities Database
List of Presentations
Masahito Shoyama Last modified date:2024.01.14

Professor / Applied Energy Engineering / Department of Electrical Engineering / Faculty of Information Science and Electrical Engineering


Presentations
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.