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Yuji Tamura

Fujitsu

Publication

Featured researches published by Yuji Tamura.

Archive | 1995

Optical amplifier and optical transmission apparatus

Tsukasa Takahashi; Hiroyuki Itou; Yuji Tamura; Michikazu Shima; Kazuo Yamane; Yumiko Kawasaki; Keisuke Imai; Yoshinori Ohkuma; Kazuhiro Suzuki; Yasunori Nagakubo; Takashi Tsuda; Yuji Miyaki

Archive | 1997

Optical power monitor and optical amplifier having the optical power monitor

Hideaki Sugiya; Yuji Tamura

Archive | 1997

Auxiliary-signal transmission system

Yuji Tamura; Hiroyuki Itou; Tsukasa Takahashi; Michikazu Shima; Yumiko Kawasaki; Kazuo Yamane

Archive | 1996

Control apparatus for optical amplifier

Hiroyuki Itou; Michikazu Shima; Yoshihito Onoda; Yuji Tamura

Archive | 2001

Optical amplifying apparatus, an optical output controlling method by the optical amplifying apparatus, and an optical transmitting apparatus

Yuji Tamura

Archive | 2006

Optical switch device and optical switching method

Yuji Tamura; Shigeki Watanabe

Archive | 2005

CONSTANT CURRENT DRIVING CIRCUIT

Yuji Tamura; Tomoyuki Otsuka

Archive | 2004

Light amplification control unit and method

Tomoto Tanaka; Yuji Tamura

Archive | 2009

Optical amplifier and abnormality detection method for the same

Kosuke Komaki; Yuji Tamura

Archive | 2007

Control of a light source providing excitation light

Toshihiro Ohtani; Kenichi Sasaki; Yuji Tamura

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