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Dive into the research topics where Takeo Fukushima is active.

Publication


Featured researches published by Takeo Fukushima.


Archive | 1985

Hierarchical data transmission system

Masakazu Mori; Takeo Fukushima; Naonobu Fujimoto


Archive | 1991

Switching system of optical transmission lines for protecting from trouble

Kazuo Yamane; Naonobu Fujimoto; Takashi Kihara; Takeo Fukushima; Koichi Nishimura; Hatsumi Iino


Archive | 1992

Switching system between working transmission lines and protection transmission line

Hatsumi Iino; Takeo Fukushima


Archive | 1986

Multiplex system for replacing a faulty multiplexer output with an alternating pattern signal

Yoshiaki Yato; Takeo Fukushima; Naonobu Fujimoto


Archive | 1991

Transmission line switching system

Takeo Fukushima; Kohichi Nishimura; Masumi Kurokawa


Archive | 1991

Maintenance signal transmission system

Hatsumi Iino; Takeo Fukushima; Koichi Nishimura


Archive | 1984

SYNCHRONISM SYSTEM OF PCM MULTIPLEX CONVERTER

Takeo Fukushima; Takashi Kihara


Archive | 1984

Frequency converter for multiplex system using pulse-stuffing

Takeo Fukushima; Masami Mizuguchi; Takahiro Furukawa; Yoshiaki Yato; Kenji Sato; Naonobu Fujimoto; Tetsuro Murase


Archive | 1991

Vermittlungssystem von optischen Übertragungsleitungen zum Störungsschutz Switching system of optical transmission lines for fault protection

Kazuo Yamane; Naonobu Fujimoto; Takashi Kihara; Takeo Fukushima; Koichi Nishimura; Hatsumi Iino


Archive | 1989

Umschaltungseinrichtung für Übertragungsleitungen. Switching means for transmission lines.

Takeo Fukushima; Kohichi Nishimura; Masumi Kurokawa

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