Tamotsu NINOMIYA


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
 Summary | Full Text:PDF

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
 Summary | Full Text:PDF

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
 Summary | Full Text:PDF

Simple Multiphase Control for Paralleled Converter System
Teruhiko KOHAMA Gen ENDO Hiroshi SHIMAMORI Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/12/01
Vol. E88-B  No. 12  pp. 4636-4642
Type of Manuscript:  PAPER
Category: Energy in Electronics Communications
Keyword: 
multiphase converterparalleled convertersynchronizing circuitinterleaving operation
 Summary | Full Text:PDF

New Switching Control for Synchronous Rectifications in Low-Voltage Paralleled Converter System without Voltage and Current Fluctuations
Hiroshi SHIMAMORI Teruhiko KOHAMA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/03/01
Vol. E88-C  No. 3  pp. 395-402
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
synchronous rectifierparalleled converter systeminterferenceinhalation currentcirculating currentfluctuation
 Summary | Full Text:PDF

Auto-Reset Forward DC-DC Converter with Fast Transient Response for High-Current/Low-Voltage Applications
Thilak SENANAYAKE Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/02/01
Vol. E88-A  No. 2  pp. 483-489
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
auto-resetDC-DC converterfast-responseinductor-switching
 Summary | Full Text:PDF

Improved Hybrid-Parallel Single Stage PFC Converter
Chunfeng JIN Tamotsu NINOMIYA Shin NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 745-750
Type of Manuscript:  PAPER
Category: Energy in Electronics Communications
Keyword: 
single stage AC-DC covnerterIEC61000-3-2 class DDCMhigh efficiencyworld wide range
 Summary | Full Text:PDF

Bifurcation Analysis of Pre-Regulator PFC Boost Converter
Mohamed ORABI Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3522-3530
Type of Manuscript:  Special Section PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: Rectifiers, Inverters and UPS
Keyword: 
power-factor-correction converternonlinear analysisbifurcationchaoslow frequency instability
 Summary | Full Text:PDF

Analysis of Leakage-Inductance Effect on Characteristics of Flyback Converter without Right Half Plane Zero
Hiroto TERASHI Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3539-3544
Type of Manuscript:  Special Section PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: DC/DC Converters
Keyword: 
flyback converterleakage inductanceright-half-plane-zerosampled-data analysis
 Summary | Full Text:PDF

Stability Investigation of the Cascade Two-Stage PFC Converter
Mohamed ORABI Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3506-3514
Type of Manuscript:  Special Section PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: Rectifiers, Inverters and UPS
Keyword: 
power-factor-correction convertertwo-stagenonlinear analysisbifurcationlow frequency instabilityminimum output capacitor
 Summary | Full Text:PDF

Numerical and Experimental Study of Instability and Bifurcation in AC/DC PFC Circuit
Mohamed ORABI Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/09/01
Vol. E87-A  No. 9  pp. 2256-2266
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and its Applications)
Category: 
Keyword: 
Power-Factor-Correction converternonlinear analysisbifurcationchaoslow frequency instability
 Summary | Full Text:PDF

System-Order Reduction for Stability Improvement in a Two-Stage DC-DC Converter with Low-Voltage/High-Current Output
Seiya ABE Tamotsu NINOMIYA Junichi YAMAMOTO Takeshi UEMATSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/06/01
Vol. E87-C  No. 6  pp. 985-989
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: 
Keyword: 
inductorless two-stage convertersystem order reductionbandwidthstability improvementtransient response
 Summary | Full Text:PDF

On the Low-Frequency Noise of PWM DC-to-DC Converters with Random-Switching Control
Tetsuro TANAKA Tamotsu NINOMIYA Hiroshi YOSHIDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/09/01
Vol. E84-B  No. 9  pp. 2681-2687
Type of Manuscript:  PAPER
Category: Network
Keyword: 
DC-to-DC converterswitching noiserandom switchingEMIEMC
 Summary | Full Text:PDF

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
 Summary | Full Text:PDF

A Novel Zero-Voltage-Switched Half-Bridge Converter with Active Current-Clamped Transformer
Koji YOSHIDA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/12/25
Vol. E81-B  No. 12  pp. 2544-2552
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
half-bridge converterzero-voltage-switchingactive current-clamped transformerlow-voltage DC/DC converter
 Summary | Full Text:PDF

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
 Summary | Full Text:PDF

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
 Summary | Full Text:PDF

Voltage-Mode Resonant Forward Converter with Capacitor-Input Filter*
Toru HIGASHI Masatoshi NAKAHARA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/01/25
Vol. E79-B  No. 1  pp. 37-44
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
swiching converterresonant converterforward-typecapacitor-input filter
 Summary | Full Text:PDF

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: 
 Summary | Full Text:PDF

Noise Analysis of DC-to-DC Converter with Random-Switching Control
Tetsuro TANAKA Hiroshi KAMEDA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/25
Vol. E75-B  No. 11  pp. 1142-1150
Type of Manuscript:  Special Section PAPER (Special Issue on Telecommunications Energy Systems and Switching Power Converters)
Category: 
Keyword: 
converterswitching noisenoise reductionrandom processEMIEMC
 Summary | Full Text:PDF

FOREWORD
Masamitsu TOKUDA Yoshio KAMI Osamu FUJIWARA Tamotsu NINOMIYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/03/25
Vol. E75-B  No. 3  pp. 99-100
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF

Static and Dynamic Characteristics of Zero-Voltage-Switched Half-Bridge Converter with PWM Control
Tamotsu NINOMIYA Norio MATSUMOTO Masatoshi NAKAHARA Koosuke HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/12/25
Vol. E74-B  No. 12  pp. 4085-4095
Type of Manuscript:  PAPER
Category: Power Supply
Keyword: 
 Summary | Full Text:PDF

Analysis and Design of Magnetic Snubbers in Switching Power Converters
Tamotsu NINOMIYA Norio MATSUMOTO Koosuke HARADA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/09/25
Vol. E73-E  No. 9  pp. 1458-1467
Type of Manuscript:  Special Section PAPER (Special Issue on Switched-Mode Power Supplies for Electronics)
Category: 
Keyword: 
 Summary | Full Text:PDF