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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 18 of 18  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE, WPT, IEE-SPC [detail] 2017-07-27
Tokyo Kikai-Shinko-Kaikan Bldg. Study of Spike Current Issue at Input Voltage Zero-crossing of Totem-pole Bridgeless PFC Converter
Baihua Zhang, Qiang Lin, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Satoshi Tomioka, Eiji Takegami (TDK-Lambda) EE2017-17 WPT2017-22
Comparing with conventional PFC converter, the Totem-pole bridgeless PFC converter is able to achieve a better efficienc... [more] EE2017-17 WPT2017-22
EE, IEE-HCA 2015-05-28
Tokyo The Kikai Shinko Kaikan building The Influence of Magnetic Flux on Semiconductor Switches in High-Power-Density Isolated DC-DC Converter
Tomoya Koga, Akinori Hariya, Yudai Mizoguchi, Yoichi Ishizuka (Nagasaki Univ), Ken Matsuura (TDK), Hiroshige Yanagi, Satoshi Tomioka (TDK-Lambda), Tamotsu Ninomiya (AGI) EE2015-1
 [more] EE2015-1
EE 2015-01-30
Kumamoto Sakura-No-Baba JOSAIEN Common Mode Noise Reduction in Totem-pole Bridgeless PFC Circuit
Kewei Shi (Kyushu Univ.), Satoshi Tomioka (TDK-Lambda), Masahito Shoyama (Kyushu Univ.) EE2014-39
 [more] EE2014-39
Kyoto Doshisha University A study of low loss design technique for planar transformer in high frequency isolated DC-DC converter
Yudai Mizoguchi, Akinori Hariya, Yoichi Ishizuka (Nagasaki Univ.), Ken Matsuura (TDK), Satoshi Tomioka (TDK-Lambda), Tamotsu Ninomiya (AGI) EE2014-21
In this paper, in order to optimize winding structure of planar transformer in 5MHz LLC resonant converter, the planar t... [more] EE2014-21
EE 2014-01-23
Miyazaki MIYAZAKI KANKO HOTEL Totem-Pole Bridgeless PFC Converter with Spike Noise Removal Circuit at Zero-cross of Input Current
Kewei Shi (Kyushu Univ), Satoshi Tomioka (TDK Lambda), Masahito Shoyama (Kyushu Univ) EE2013-35
 [more] EE2013-35
EE 2014-01-24
Miyazaki MIYAZAKI KANKO HOTEL The Analysis of the PWM-Controlled Current-Mode Resonant DC-DC Converter
Akinori Hariya (Nagasaki Univ.), Ken Matsuura, Hiroshige Yanagi, Satoshi Tomioka (TDK-Lambda), Yoichi Ishizuka (Nagasaki Univ.), Tamotsu Ninomiya (ICSEAD) EE2013-42
In this paper, a new pulse width modulation (PWM) control method for the isolated current-mode resonant converter with a... [more] EE2013-42
EE 2013-10-11
Hokkaido Hokkaido University Clark Memorial Student Center A Study of Common Mode Noise Current in Bridgeless PFC Circuit Considering Voltage Change in Y Capacitors
Kewei Shi (Kyushu Univ.), Satoshi Tomioka (TDK-Lambda), Masahito Shoyama (Kyushu Univ.) EE2013-23
 [more] EE2013-23
EE, CPM 2013-01-24
Kumamoto   Comparative Study about Efficiency and Switching Noise of Bridgeless PFC Circuits
Kiyoshi Masumoto, Kewei Shi, Masahito Shoyama (Kyushu Univ.), Satoshi Tomioka (TDK-Lambda Corp.) EE2012-28 CPM2012-150
Recently, efficiency improvement has been noted with the rapidly increasing consumption of energy. The diode losses is t... [more] EE2012-28 CPM2012-150
EE 2012-10-12
Tokyo   PWM-Controlled Current-Mode Resonant Converter Including Boost Conversion
Akinori Hariya (Nagasaki Univ.), Ken Matsuura, Hiroshige Yanagi, Satoshi Tomioka (TDK-Lambda), Yoichi Ishizuka, Tamotsu Ninomiya (Nagasaki Univ.) EE2012-20
 [more] EE2012-20
EMCJ 2012-01-27
Fukuoka Kyushu Univ. Efficiency and Switching Noise Analysis for Bridgeless PFC Circuits
Kiyoshi Masumoto, Takumi Yoshimura, Masahito Shoyama (Kyushu Univ), Satoshi Tomioka (TDK Lambda) EMCJ2011-130
Recently, efficiency improvement has been noted with the rapidly increasing consumption of energy. The diode losses is t... [more] EMCJ2011-130
EE 2009-11-27
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
EE 2008-11-20
Tokyo Kikai-Shinko-Kaikan Bldg. Characteristics Comparison of Two Current Resonant Converters : LLC and LLC+HB
Chunfeng Jin, Tamotsu Ninomiya (Nagasaki Univ.), Satoshi Tomioka (Densei Lambda) EE2008-46
 [more] EE2008-46
EE 2008-10-03
Tokyo Kikai-Shinko-Kaikan Bldg. Dynamic haracteristic of LLC Current-Resonant DC-DC converter
Chunfeng Jin, Tamotsu Ninomiya (Nagasaki Univ.), Satoshi Tomioka (DESEI-LAMBDA) EE2008-35
This paper presents the static and dynamic characteristics of an LLC current-resonant converter. Firstly, considering th... [more] EE2008-35
EE 2008-01-21
Fukuoka   Analysis of Boost-Input Type Full Bridge Converter
Satoshi Tomioka (DL), Tamotsu Ninomiya (Kyushu Univ) EE2007-51
A boost type converter is used in general for power-factor correction. In this case, a DC-DC converter is connected behi... [more] EE2007-51
EE 2008-01-21
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.)
EMT, OPE, MW 2007-08-02
Hokkaido Muroran Institute of Technology Large-scale Parallel Computation of Particle Accelerator Wake Fields based on Time Domain Boundary Element Method with Moving Window Technique
Kazuhiro Fujita (Hokkaido Univ.), Hideki Kawaguchi (Muroran IT), Satoshi Tomioka (Hokkaido Univ.) MW2007-43 OPE2007-30
In order to compute wake fields, which are transient electromagnetic fields excited by a relativistic charged particle b... [more] MW2007-43 OPE2007-30
IT, ISEC, WBS 2007-03-16
Gunma Gunma Univ. (Kiryu Campus) Information-Hiding Schemes Based on the Algorithm of gzip
Satoshi Tomioka, Hiroki Koga (Univ. of Tsukuba)
Gzip is a lossless data compression software which is often used in
UNIX operating systems.
In this paper, we propose... [more]
IT2006-119 ISEC2006-174 WBS2006-116
EE 2005-11-11
Tokyo Kikai-Shinko-Kaikan Bldg. The Method to Improve the Resolution of Digital PWM
Eiji Takegami (Densei Lamda), Kohji Higuchi, Kazushi Nakano (Univ. Electro-Communications), Satoshi Tomioka (Densei Lamda)
Recently, digitization of a controller is progressing for demands of intelligent, common hardware, etc.. In order to con... [more] EE2005-45
 Results 1 - 18 of 18  /   
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