Tohru KOYASHIKI


FOREWORD
Tamotsu NINOMIYA  Toshiaki YACHI  Kouhei OHNISHI  Tohru KOYASHIKI  Masahito SHOYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/20
Vol. E75-B  No. 11  pp. 1117-1118
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (221.1KB)

Heat Recovery from Fuel Cell Exhaust Gas for Cooling Telecommunications Equipment
Kazuo OSHIMA  Tsuneo UEKUSA  Masahiro ICHIMURA  Tohru KOYASHIKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/20
Vol. E75-B  No. 11  pp. 1119-1125
Type of Manuscript: Special Section PAPER (Special Issue on Telecommunications Energy Systems and Switching Power Converters)
Category: 
Keyword: 
fuel cellscogenerationheat recoverycoolingrefrigerator
  Summary |  Full Text:PDF (514.4KB)

A High-Frequency Link Resonant Inverter
Tadahito AOKI  Yousuke NOZAKI  Yutaka KUWATA  Tohru KOYASHIKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/11/20
Vol. E75-B  No. 11  pp. 1126-1133
Type of Manuscript: Special Section PAPER (Special Issue on Telecommunications Energy Systems and Switching Power Converters)
Category: 
Keyword: 
inverterresonant circuitcontrol methodpower electronicscycloconverter
  Summary |  Full Text:PDF (503.2KB)

Control Characteristics in a Magnetic-Amplifier-Controlled DC-DC Converter
Shizuo OHZORA  Tohru KOYASHIKI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/09/20
Vol. E73-E  No. 9  pp. 1449-1457
Type of Manuscript: Special Section PAPER (Special Issue on Switched-Mode Power Supplies for Electronics)
Category: 
Keyword: 
  Summary |  Full Text:PDF (545.6KB)

Power Feeding for Telephone Subscribers in Japan's Information Network System
Tsutomu OGATA  Tohru KOYASHIKI  Kenji AKUTO  Katsuichi YOTSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1987/05/20
Vol. E70-E  No. 5  pp. 510-515
Type of Manuscript: PAPER
Category: Electronic Circuits
Keyword: 
  Summary |  Full Text:PDF (650.7KB)