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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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, CPM, OME | 2018-11-21 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Power Supply For Idling Stop With H-Bridge DC-DC Converter Junpei Okuma, Terukazu Sato (Oita Univ.) EE2018-30 CPM2018-58 OME2018-18 |
In this paper, the static characteristics and dynamic characteristics against the input voltage in the digitally control... [more] | EE2018-30 CPM2018-58 OME2018-18 pp.25-29 |
| EE | 2018-01-30 14:05 |
Oita | Satellite Campus Oita | Current-Mode Digital Control Method for High Frequency DC-DC Converter Reo Takiguchi, Atsushi Mishima, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Akihiro Yamaguchi, Tomonori Kimura (DENSO Corp.) EE2017-72 |
In recent years, switching frequency of Switched-Mode Power Supplies (SMPS) has been getting higher and digital control ... [more] | EE2017-72 pp.171-176 |
| EE | 2017-01-26 14:45 |
Nagasaki | Nagasaki University | [Poster Presentation]
Basic Characteristics of Novel Current Control AC-DC Converter for Wind Turbine Satoshi Kuboyama (Nagasaki Univ.), Kazuhiro Kajiwara (Nagasaki Institute of Applied Science), Tsuyoshi Higuchi, Fujio Kurokawa (Nagasaki Univ.) EE2016-67 |
This paper presents a new digital hysteresis current control ac-dc converter for wind turbines. The new control circuit ... [more] | EE2016-67 pp.97-100 |
| 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 | 2017-01-27 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 | 2017-01-27 16:15 |
Nagasaki | Nagasaki University | High Speed Response POL with Parallel Number Switching Function According to Load Condition Shogo Hirota, Akinori Hariya, Yoichi Ishizuka (Nagasaki Univ.) EE2016-88 |
This paper presents the high speed response POL with parallel number switching function according to load condition. The... [more] | EE2016-88 pp.213-218 |
| 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, 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 | 2016-01-28 16:10 |
Fukuoka | KURUME HOTEL ESPRIT | Transient Characteristics of DC-DC Converter with Digital Control Method based on Neural Network Daiki Mitsutake, Hironobu Taniguchi, Hidenori Maruta, Fujio Kurokawa (Nagasaki Univ.) EE2015-12 |
In this study, the digital control method for dc-dc converter is focused on, and its transient characteristics is examin... [more] | EE2015-12 pp.19-23 |
| EE | 2016-01-28 16:50 |
Fukuoka | KURUME HOTEL ESPRIT | A Digital PFM Controlled 1MHz Switching Frequency Isolated DC-DC Converter with Nano-Second Delay Hirotaka Nonaka, Akinori Hariya, Shogo Hirota, Hayato Yamaoka, Yoichi Ishizuka (Nagasaki Univ.) EE2015-14 |
In this paper, a digital PFM controller with nsec order delay time for 1MHz switching frequency isolated DC-DC converter... [more] | EE2015-14 pp.31-36 |
| EE | 2016-01-29 14:10 |
Fukuoka | KURUME HOTEL ESPRIT | Digital Soft-Start Method with Function Switching for DC-DC Converter Tsutomu Sakai, Hidenori Maruta, Yuichiro Shibata, Fujio Kurokawa (Nagasaki Univ.), Keiichi Hirose (NTT_F) EE2015-26 |
This paper proposes a novel digital soft-start control method of dc-dc converter. Previous studies discussed about how t... [more] | EE2015-26 pp.103-108 |
| EE | 2016-01-29 14:30 |
Fukuoka | KURUME HOTEL ESPRIT | Suppression of Output Capacitance of DC-DC Converter Ippei Sugimoto, Yudai Furukawa, Tsutom Sakai, Hidenori Maruta, Yuichiro Shibata, Fujio Kurokawa (Nagasaki Univ.), Keiichi Hirose (NTT_F) EE2015-27 |
The purpose of this paper is to reveal possibility that suppression of output capacitance on dc-dc converter by applying... [more] | EE2015-27 pp.109-113 |
| EE | 2015-01-29 15:30 |
Kumamoto | Sakura-No-Baba JOSAIEN | Integral Gain Changeable DC-DC Converter without Load Current Detection Tsuyoshi Kume, Fujio Kurokawa (Nagasaki Univ.) EE2014-30 |
This paper presents integral gain changeable DC-DC Converter not required load current detection. The on-time value of m... [more] | EE2014-30 pp.7-12 |
| EE, WPT (Joint) |
2014-11-18 13:50 |
Kyoto | Doshisha University | An Application of a Proposed Digital Controller with Nano-second Delay for DC-DC Converters Naoto Miyaki, Akinori Hariya, Hirotaka Nonaka, Yoichi Ishizuka (Nagasaki Univ.) EE2014-23 |
In recent years, switch mode power supplies are desired high power density. The key factors of the power density are hig... [more] | EE2014-23 pp.25-30 |
| EE | 2014-01-24 09:00 |
Miyazaki | MIYAZAKI KANKO HOTEL | Frequency Response Analysis of Sub-us Response Digital Controller for POL Kenji Mii, Hirotaka Nonaka (Nagasaki Univ.), Daisuke Kanemoto (Yamanashi Univ.), Yoichi Ishizuka (Nagasaki Univ.) EE2013-39 |
In this paper， the proposed hardware logic type digital controller for on-board SMPS which has a very small time-delay i... [more] | EE2013-39 pp.49-54 |
| EE | 2014-01-24 13:00 |
Miyazaki | MIYAZAKI KANKO HOTEL | Control characteristics of current mode dc-dc converter Haruki Tamenaga, Fujio Kurokawa (Nagasaki Univ.) EE2013-45 |
The purpose of this paper is to present control characteristics of digital peak current mode dc-dc converter. Implementa... [more] | EE2013-45 pp.85-89 |
| EE | 2014-01-24 13:25 |
Miyazaki | MIYAZAKI KANKO HOTEL | Efficiency Improvement of Switching Power Supply with Transient Current Circuit Using Digital Control Haruomi Takashita, Masahito Shoyama (Kyushu Univ), Yu Yonezawa, Yoshiyasu Nakashima (Fujitsu Lab) EE2013-46 |
The more Miniaturization of switching power supplies is required with the background of the annual miniaturization of el... [more] | EE2013-46 pp.91-96 |
| EE | 2014-01-24 13:50 |
Miyazaki | MIYAZAKI KANKO HOTEL | A Digital Controller and Insulation Method with nsec-Order Delay for Isolated DC-DC Converters Fumiaki Takenami, Naoto Miyaki, Kenji Mii, Yoichi Ishizuka (Nagasaki Univ.) EE2013-47 |
In recent years, electrical energy desired to use at high efficiency. In order to do so, it is important to improve the ... [more] | EE2013-47 pp.97-102 |
| EE, WPT, IEE-SPC (Joint) [detail] |
2013-07-26 12:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Performance Characteristics of DC-DC Converter Using Changeable Integral Function Tsuyoshi Kume, Kazuhiro Kajiwara, Fujio Kurokawa (Nagasaki Univ.) EE2013-12 |
The paper presents the DC-DC converter using changeable integral function. The minimum integral gain for every load curr... [more] | EE2013-12 pp.55-59 |
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