Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EE |
2022-01-28 10:55 |
Online |
Online |
Design Guideline of Digital Peak Current Mode Control DC-DC Converter Using Current-Frequency Conversion Yudai Furukawa (Fukuoka Univ.), Yuichiro Shibata (Nagasaki Univ.), Tadashi Suetsugu (Fukuoka Univ.), Ilhami Colak (Nisantasi Univ.), Fujio Kurokawa (NiAS) EE2021-43 |
The authors have proposed the current-frequency conversion method digital peak current mode DC-DC converter that can det... [more] |
EE2021-43 pp.68-73 |
EE |
2021-01-25 10:55 |
Online |
Online (Zoom) |
Aged Deterioration Detection of DC-DC Converter Yasuyuki Koga (NiAS), Yudai Furukawa (Fukuoka University), Kazuhiro Kajiwara, Nobumasa Matsui, Fujio Kurokawa (NiAS), Yoshiyasu Nakashima, Yu Yonezawa (FUJITSU Advanced Technology) EE2020-27 |
In recent years, information and communication services have continued to develop, and the power supply is one of their ... [more] |
EE2020-27 pp.22-26 |
EE |
2021-01-25 14:45 |
Online |
Online (Zoom) |
Transient Response of Digital Control POL Power Supply for Satellite Applications Kazuhiro Kajiwara (NiAS), Yudai Furukawa (Fukuoka Univ.), Yuichiro Shibata (Nagasaki Univ.), Nobumasa Matsui, Fujio Kurokawa (NiAS), Hiroyuki Shindou, Masao Suzuki (JAXA) EE2020-34 |
[more] |
EE2020-34 pp.59-62 |
EE, IEE-SPC (Joint) |
2020-03-05 13:43 |
Nagasaki |
(Cancelled but technical report was issued) |
Proportional Gain Changeable Method for Transient Response in Boost Converter Ryuya Daimon, Kazuhiro Kajiwara (NiAS), Yudai Furukawa (Fukuoka Univ.), Nobumasa Matsui, Fujio Kurokawa (NiAS) EE2019-76 |
[more] |
EE2019-76 pp.7-11 |
EE, IEE-HCA |
2019-05-16 11:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Design of Peak Current Detector Considering Processing and Wiring Delay Yudai Furukawa (Fukuoka Univ.), Kazuya Uetsuhara, Yuichiro Shibata (Nagasaki Univ.), Tadashi Suetsugu (Fukuoka Univ.), Fujio Kurokawa (NiAS) EE2019-4 |
The current mode control is used to realize high stability and quick response as the control method for dc-dc converters... [more] |
EE2019-4 pp.17-21 |
EE, IEE-HCA |
2019-05-16 15:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Fellow Memorial Lecture]
Control Techniques in Power Supply for Electronics, Information, and Communication Systems Fujio Kurokawa (NiAS), Yudai Furukawa (Fukuoka Univ.) EE2019-11 |
The purpose of this paper is to mention about control techniques for switching power supply in the electronics, informat... [more] |
EE2019-11 pp.55-60 |
EE |
2019-01-17 10:35 |
Kumamoto |
KCIC |
Investigation of high resolution digital PWM signal generator for switching power supply Yudai Furukawa (Fukuoka Univ.), Hirokazu Nakamura, Haruhi Eto (Nagasaki Univ.), Fujio Kurokawa (NiAS) EE2018-51 |
This paper presents a novel high resolution DPWM circuit for 1 MHz digitally controlled dc-dc converter. The switching p... [more] |
EE2018-51 pp.79-84 |
EE |
2018-01-29 13:15 |
Oita |
Satellite Campus Oita |
[Poster Presentation]
Improvement of Resolution in Digital Peak Current Mode DC-DC Converter Shintaro Nibu, Yudai Furukawa, Haruhi Eto (Nagasaki Univ.), Fujio Kurokawa (Nagasaki Institute of Applied Science) EE2017-54 |
[more] |
EE2017-54 pp.69-73 |
EE, WPT, IEE-SPC [detail] |
2017-07-28 15:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Proportional and Integral Gain Changeable DC-DC Converter for Improvement of Transient Response Kazuhiro Kajiwara (NiAS), Yudai Furukawa (Nagasaki Univ.), Fujio Kurokawa (NiAS) EE2017-30 WPT2017-35 |
[more] |
EE2017-30 WPT2017-35 pp.141-145 |
EE, IEE-HCA |
2017-05-26 16:10 |
Tokyo |
The Kikai Shinko Kaikan building |
Characteristics of DC-DC Converter Based on Large Feedback Gain under Load Step Change Takuya Shirakawa, Hirokazu Nakamura, Yudai Furukawa, Hidenori Maruta, Fujio Kurokawa (Nagasaki Univ.) EE2017-9 |
[more] |
EE2017-9 pp.81-84 |
EE |
2017-01-26 09:00 |
Nagasaki |
Nagasaki University |
Transient Suppression of DC-DC Converter Based on Large Feedback Gain Takuya Shirakawa, Yudai Furukawa, Fujio Kurokawa (Nagasaki Univ.) EE2016-48 |
[more] |
EE2016-48 pp.1-5 |
EE |
2017-01-26 10:35 |
Nagasaki |
Nagasaki University |
A study on the current predicting method for sensorless model control Watanabe Shingo, Maruta Hidenori, Hurukawa Yudai, Kurokawa Fujio (Nagasaki Univ), Matsui Nobumasa (NIAS), Ilhami Colak (Nisantasi Univ) EE2016-51 |
[more] |
EE2016-51 pp.15-19 |
EE |
2017-01-26 14:45 |
Nagasaki |
Nagasaki University |
[Poster Presentation]
Current Detection of Current Mode DC-DC Converter in Renewable Energy System Shintaro Nibu, Yudai Fuhukawa, Fijio Kurokawa (Nagasaki Univ.), Ilhami Colak (Nisantasi Univ.) EE2016-73 |
In this paper, we study current detection of current mode DC-DC converter in renewable energy system. In the output char... [more] |
EE2016-73 pp.129-132 |
EE |
2017-01-26 16:10 |
Nagasaki |
Nagasaki University |
[Special Talk]
Issues and Future Developments in Digital Control Switching Power Supply Fujio Kurokawa, Yudai Furukawa (Nagasaki Univ.) EE2016-76 |
[more] |
EE2016-76 pp.145-150 |
EE |
2017-01-27 15:45 |
Nagasaki |
Nagasaki University |
Output Characteristics of Peak Current Mode DC-DC Converter for Energy Management in Data Center Yudai Furukawa, Shintaro Nibu, Fujio Kurokawa (Nagasaki Univ.), Ilhami Colak (Nisantasi Univ.) EE2016-87 |
The energy management for the data center has been required because of increasing power consumption in the information a... [more] |
EE2016-87 pp.207-211 |
EE |
2016-11-28 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Poster Presentation]
Dynamic Characteristics analysis of Fully Digital Current Mode DC-DC Converter Shintaro Nibu, Yudai Furukawa, Hidenori Maruta, Fujio Kurokawa (Nagasaki Univ.), Keiichi Hirose (NTT Facilities), Ilhami Colak (Istanbul Nisantasi Univ.) EE2016-37 |
In this paper is to analyze the dynamic characteristics of proposed fully digital current mode dc-dc converter. The wave... [more] |
EE2016-37 pp.41-44 |
EE, WPT (Joint) |
2016-10-07 15:45 |
Kyoto |
|
Basic Study on Active Clamp Resonant SEPIC Circuit Shunsuke Tsuruoka, Yudai Furukawa (Nagasaki Univ.), Satoshi Ikeda (Panasonic), Fujio Kurokawa (Nagasaki Univ.) EE2016-29 |
[more] |
EE2016-29 pp.61-64 |
EE, IEE-SPC |
2016-07-14 11:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Dynamic Characteristics Analysis of Modified PID Control DC-DC Converter Yudai Furukawa, Hidenori Maruta, Kurokawa Fujio (Nagasaki Univ.), Ilhami Colak (Gelisim Univ.) EE2016-9 |
We have proposed a modified PID control DC-DC converter and discussed about the sampling frequency of the fast PD contro... [more] |
EE2016-9 pp.25-29 |
EE, IEE-SPC |
2016-07-14 14:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
On a Study of Voltage Dividing Class E Amplifier Katsutoshi Hirayama, Yudai Furukawa, Takuya Shirakawa (Nagasaki Univ.), Tadashi Suetsugu (Fukuoka Univ.), Hidenori Maruta, Fujio Kurokawa (Nagasaki Univ.) EE2016-10 |
The purpose of this paper is to present the splitting of peak switch voltage by series connected transistors in the clas... [more] |
EE2016-10 pp.49-52 |
EE, IEE-SPC |
2016-07-14 15:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Sensorless Model DC-DC Converter for Improvement of Transient Response Shingo Watanabe, Yudai Furukawa, Hidenori Maruta, Fujio Kurokawa (Nagasaki Univ.), Nobumasa Matsui (NiAS), Ilhami Colak (Gelisim Univ.) EE2016-12 |
[more] |
EE2016-12 pp.59-63 |