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Dive into the research topics where Kenji Tagawa is active.

Publication


Featured researches published by Kenji Tagawa.


Archive | 1995

Wavelength-division-multiplexing optical amplifier

Kazuo Yamane; Michikazu Shima; Yumiko Kawasaki; Kenji Tagawa; Shinya Inagaki; Norifumi Shukunami


Archive | 1996

Method and apparatus for controlling optical amplifier used for optically amplifying wavelength-division multiplexed signal

Shinya Inagaki; Kenji Tagawa; Norifumi Shukunami; Nobuhiro Fukushima


Archive | 1990

Photodetector module for coupling with optical fiber

Makoto Fujihara; Nobuyoshi Horigome; Kaoru Moriya; Akira Okamoto; Kenji Tagawa; Gan Oda


Archive | 1991

Fiber optic amplifier

Kenji Tagawa; Shinya Inagaki; Keiko Takeda


Archive | 1994

Wave-length multiplexing optical amplifier

Shinya Inagaki; Yumiko Kawasaki; Michikazu Shima; Nobufumi Sukunami; Kenji Tagawa; Kazuo Yamane; 宣文 宿南; 一雄 山根; 道和 島; 由美子 河崎; 憲治 田川; 真也 稲垣


Archive | 1993

Optical amplifier for 1.3 μm band

Keiko Takeda; Shinya Inagaki; Kenji Tagawa


Archive | 1992

Optical transmitter including rare earth-doped fiber

Kenji Tagawa; Shinya Inagaki; Keiko Takeda; Osamu Oyama


Archive | 1995

Monitoring structure of optical amplifier

Nobuhiro Fukushima; Yoshiaki Sato; Kenji Tagawa; 良明 佐藤; 憲治 田川; 暢洋 福島


Archive | 1988

Structure of optical semiconductor module

Takayuki Masuko; Akira Okamoto; Kenji Tagawa


Archive | 1991

Lichtverstärker mit optischer Faser. Light amplifier with optical fiber.

Keiko Takeda; Shinya Inagaki; Kenji Tagawa; Osamu Oyama

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