Masahito SHOYAMA


Malfunction Issue of SiC-SIT Based DC Circuit Breaker in 400 V DC Power Distribution Systems for Data Centers
Seiya ABE Sihun YANG Masahito SHOYAMA Tamotsu NINOMIYA Akira MATSUMOTO Akiyoshi FUKUI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/06/01
Vol. E95-B  No. 6  pp. 1990-1996
Type of Manuscript:  PAPER
Category: Energy in Electronics Communications
Keyword: 
DC power distribution systemsDC circuit breakerSiC-SITmalfunction
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A Comparative Investigation of Several Frequency Modulation Profiles for Programmed Switching Controllers Targeted Conducted-Noise Reduction in DC-DC Converters
Gamal M. DOUSOKY Masahito SHOYAMA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2265-2272
Type of Manuscript:  Special Section PAPER (Special Section on Telecommunication Energy Technology in Conjunction with Main Topics of INTELEC'09)
Category: 
Keyword: 
DC-DC power conversionelectromagnetic compatibilitynoise reductionfrequency modulationprogrammed switching
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Totem-Pole Power-Factor-Correction Converter under Critical-Conduction-Mode Interleaved Operation
Eka FIRMANSYAH Satoshi TOMIOKA Seiya ABE Masahito SHOYAMA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2250-2256
Type of Manuscript:  Special Section PAPER (Special Section on Telecommunication Energy Technology in Conjunction with Main Topics of INTELEC'09)
Category: 
Keyword: 
PFCInterleavedcritical-conduction-modetotem-pole
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Steady-State Characteristics of the Push-Pull Piezoelectric Inverter
Masahito SHOYAMA Kuniyasu HORIKOSHI Tamotsu NINOMIYA Toshiyuki ZAITSU Yasuhiro SASAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/08/25
Vol. E82-B  No. 8  pp. 1318-1325
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
piezoelectric transformerpush-pull inverterCCFLZVS
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Piezoelectric Transformer Converter with PWM Control
Toshiyuki ZAITSU Tamotsu NINOMIYA Masahito SHOYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/07/25
Vol. E80-B  No. 7  pp. 1035-1044
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
piezoelectric transformerDC-DC converterPWM controlactive-clamp
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A Family of Single -Switch ZVS-CV DC-to-DC Converters
Takerou MIZOGUCHI Tamotsu NINOMIYA Takashi OHGAI Masahito SHOYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/06/25
Vol. E79-B  No. 6  pp. 849-856
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
zero-voltage switchingclamped voltagedc-to-dc converterresonant convertercommutation inductor
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FOREWORD
Tamotsu NINOMIYA Toshiaki YACHI Kouhei OHNISHI Tohru KOYASHIKI Masahito SHOYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/25
Vol. E75-B  No. 11  pp. 1117-1118
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
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Zero-Voltage-Switching Realized by Magnetizing Current of Transformer in Push-Pull DC-DC Converter
Masahito SHOYAMA Koosuke HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/25
Vol. E75-B  No. 11  pp. 1171-1178
Type of Manuscript:  Special Section PAPER (Special Issue on Telecommunications Energy Systems and Switching Power Converters)
Category: 
Keyword: 
ZVS-PWM convertersynchronous rectifierconstant switching frequency control
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