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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EE | 2012-01-25 11:10 |
Nagasaki | Control Characteristics of a Matrix-POL Power Supply System Tamotsu Ninomiya, Ryota Shibahara (Nagasaki Univ.), Seiya Abe (ICSEAD)  EE2011-34 |
[more] | EE2011-34 pp.19-24 |
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| EE | 2012-01-25 14:50 |
Nagasaki | Control characteristics of a High Voltage Isolated DC-DC converter
-- Effect of snubber capacitor -- Kazuhide Domoto, Tamotsu Ninomiya (Nagasaki Univ.), Rejeki Simanjorang, Hiroshi Yamaguchi (AIST), Seiya Abe (ICSEAD), Masato Kaga, Akiyoshi Fukui (NTT-F) EE2011-40 |
A 5kW-Class high-voltage isolated dc-dc power supply to be used in an HVDC power distribution systems of a data centers ... [more] | EE2011-40 pp.53-58 |
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| EE, IEE-HCA | 2011-05-27 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Surge Analysis of an Isolated DC-DC Converter in HVDC Power Distribution Systems Kazuhide Domoto, Tamotsu Ninomiya, Kiichi Nakao (Nagasaki Univ.), Simanjorang Rejeki, Hiroshi Yamaguchi, Hiromichi Ohashi (AIST), Seiya Abe (ICSEAD), Masato Kaga, Akiyoshi Fukui (NTT-F) EE2011-5 |
In an isolated DC-DC converter utilized in the HVDC power distribution system, a large surge voltage occurs across the s... [more] | EE2011-5 pp.47-52 |
| EE | 2011-01-27 16:35 |
Kumamoto | Reduction of Transformer Loss in LLC Resonant Converter Using two Flat Transformers Sihun Yang (Kyushu Univ.), Seiya Abe (ICSEAD), Masahito Shoyama (Kyushu Univ.) EE2010-31 |
[more] | EE2010-31 pp.17-22 |
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| EE | 2011-01-28 10:40 |
Kumamoto | Operating Characteristics of Semiconductor Circuit Breaker in 400V DC Power Supply System in case of a grounding fault Sihun Yang, Mariko Ogawa (Kyushu Univ.), Seiya Abe (ICSEAD), Masahito Shoyama (Kyushu Univ.), Tamotsu Ninomiya (Nagasaki Univ.), Akira Matsumoto, Akiyoshi Fukui (NTT-F) EE2010-33 |
[more] | EE2010-33 pp.29-34 |
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| EE | 2010-01-21 15:00 |
Fukuoka | ZCS Buck Converter with Transient Current Circuit Shinya Hiromitsu, Mariko Ogawa, Seiya Abe, Masahito Shoyama (Kyushu Univ.), Yu Yonezawa (FUJITSU LAB.) EE2009-36 |
Recent years, in order to reduce size and weight of power supply unit, high frequency operation is required. However, t... [more] | EE2009-36 pp.1-5 |
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| EE | 2010-01-21 15:25 |
Fukuoka | The Operating Temperature Reduction of Low-Profile Transformer in LLC Resonant Converter for Plasma Display Sihun Yang, Seiya Abe, Masahito Shoyama (Kyushu Univ.) EE2009-37 |
[more] | EE2009-37 pp.7-11 |
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| EE | 2010-01-21 16:40 |
Fukuoka | Dynamic Response Improvement of Digitally Controlled DC-DC Converter with PZC Control Seiya Abe, Mariko Ogawa (Kyushu Univ.), Toshiyuki Zaitsu, Satoshi Obata (Texas Instruments Japan Ltd), Masahito Shoyama (Kyushu Univ.), Tamotsu Ninomiya (Nagasaki Univ.) EE2009-40 |
[more] | EE2009-40 pp.25-30 |
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| EE | 2010-01-22 16:05 |
Fukuoka | Consideration of Hysteresis Control in the Power Supply for the Cellular Phone Takeshi Nakayashiki, Seiya Abe, Masahito Shoyama (Kyushu Univ.), Masahiro Matsuo, Yuusuke Michishita (Ricoh Corp.) EE2009-53 |
Small size power supply is mandatory in cellular phone application. This small-size power supply should be able to suppl... [more] | EE2009-53 pp.99-103 |
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| EE | 2010-01-22 16:30 |
Fukuoka | Malfunction Mechanism of Semiconductor Circuit Breaker in 400V DC Power Supply System Kosuke Nomura, Seiya Abe, Kentaro Fukushima, Masahito Shoyama (Kyushu Univ.), Akira Matsumoto, Akiyoshi Fukui, Mikio Yamasaki (NTT Facilities), Tamotsu Ninomiya (Nagasaki Univ.) EE2009-54 |
[more] | EE2009-54 pp.105-109 |
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| EE | 2009-11-27 11:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Experimental Result of a Totem-Pole Bridgeless Critical-Conduction-Mode Interleaved Boost Power Factor Correction Eka Firmansyah (Kyushu Univ.), Satoshi Tomioka (TDK-Lambda Corp), Seiya Abe, Masahito Shoyama (Kyushu Univ.), Tamotsu Ninomiya (Nagasaki Univ.) EE2009-31 |
This paper explains about basic working principles, governing equations, implementation problems, and experimental resul... [more] | EE2009-31 pp.13-18 |
| EE | 2009-02-12 10:25 |
Overseas | Industrial Technology Research Institute | Noise Characteristics of the Semiconductor Switch in Short Circuit on DC Power Supply System Jing Cui, Kosuke Nomura, Seiya Abe, Masahito Shoyama (Kyushu Univ.), Akira Matsumoto, Akiyoshi Fukui, Mikio Yamasaki (NTT Facilities, Inc.), Tamotsu Ninomiya (Nagasaki Univ.) EE2008-65 |
[more] | EE2008-65 pp.17-22 |
| EE | 2008-01-21 13:25 |
Fukuoka | Effect of Noise Reduction in Switching DC-DC Converter using Digital Control Daisuke Suekawa, Masahito Shoyama, Gamal Mahmoud \dousoky Ibrahim, Seiya Abe, Tamotsu Ninomiya (kyushu Univ.) EE2007-45 |
In this paper, we apply Random-Switching control, by which the switching-noise spectrum is spread and its level is reduc... [more] | EE2007-45 pp.7-11 |
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| EE | 2008-01-21 16:30 |
Fukuoka | Steady-State Characteristics of Current Resonant PFC Converter Asahi Nakayama, Eka Firmansyah, Seiya Abe, Masahito Shoyama, Tamotsu Ninomiya (Kyushu Univ.), Satoshi Tomioka (Densei-Lambda K.K.) |
[more] | ||
| EE | 2008-01-22 10:45 |
Fukuoka | Mobile phone for 10 MHz switching power supply design Yousuke Kawasaki, Masahito Shoyama, Seiya Abe, Tamotsu Ninomiya (Ｋｙｕｓｈｕ Ｕｎｉｖ．), Masahiro Matsuo, Yuusuke Michishita, Junji Nishida (Ｒｉｃｏｈ) EE2007-55 |
[more] | EE2007-55 pp.65-69 |
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| SS, KBSE | 2007-04-20 11:15 |
Fukushima | Univ. of Aizu | Selecting metrics for effective software quality management using over-sampling method Yusuke Sasaki, Seiya Abe, Osamu Mizuno, Tohru Kikuno (Osaka Univ.), Sachie Yoshioka, Yoshiyuki Anan, Mataharu Tanaka (OMRON Software) SS2007-8 KBSE2007-8 |
In software development, managing projects based on software metrics is important to assure software quality.Although ... [more] |
SS2007-8 KBSE2007-8 pp.41-46 |
| EE | 2007-01-26 13:45 |
Nagasaki | Nagasaki prefectural art museum | DSP-based Digital Control of a Self-driven Resonant Converter Chengrun Ding, Seiya Abe, Masahito Shoyama, Tamotsu Ninomiya (Kyushu Univ.) EE2006-53 |
The start-up at power connection becomes problem in self-driven resonant converter. This paper investigates the method o... [more] | EE2006-53 pp.95-100 |
| EE | 2007-01-26 15:35 |
Nagasaki | Nagasaki prefectural art museum | Stabilization of Distribution Power Supply Systems including Line Impedances Masatoshi Takeshima, Seiya Abe, Tamotsu Ninomiya (Kyushu Univ.), Masato Maruyama, Yasushi Hiraoka, Yousuke Nozaki (NTT) EE2006-57 |
The stability is judged from ratio of input and output impedance in a distributed power system that is series connection... [more] | EE2006-57 pp.121-125 |
| EE | 2007-01-26 16:50 |
Nagasaki | Nagasaki prefectural art museum | Steady-State Characteristics of a DC-AC Inverter for Fuel Cells Li Tang, Seiya Abe, Kentaro Fukushima, Tamotsu Ninomiya (Kyushu Univ.), Isami Norigoe, Yosuke Harada, Kenta Tsukakoshi (EBARA DENSAN) EE2006-60 |
The power generating system by the fuel cell is paid attention as a clean energy system with a small environmental load,... [more] | EE2006-60 pp.139-143 |
| EE | 2007-01-26 17:15 |
Nagasaki | Nagasaki prefectural art museum | Digital Control of a DC-AC Inverter for Fuel Cells Kentaro Fukushima, Seiya Abe, Masahito Shoyama, Tamotsu Ninomiya (Kyushu Univ.), Norigoe Isami, Yosuke Harada, Kenta Tsukakoshi (EBARA DENSAN LTD.) EE2006-61 |
The conventional DC-AC inverter for fuel cells needs a large capacitor between the DC-DC converter and the PWM inverter ... [more] | EE2006-61 pp.145-150 |
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