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Dive into the research topics where Katsuhiko Hirashima is active.

Publication


Featured researches published by Katsuhiko Hirashima.


Archive | 2002

Method of transferring frames of variable length for a passive optical network that improves network efficiency and simplifies child apparatus

Susumu Tominaga; Masaharu Matsumoto; Takamitsu Shirai; Katsuhiko Hirashima; Kazuhiro Uchida; Kenichi Abe; Shigeharu Murakami; Miho Kawai; Kiyotaka Shikata


Archive | 2000

OPTICAL LINE TERMINAL

Kazuhiro Uchida; Kazuya Ryu; Kanna Okamura; Masashi Shibata; Shinichi Fujiyoshi; Katsuhiko Hirashima; Toshinori Koyanagi; Toshiyuki Sakai; Setsuo Abiru


Archive | 2004

Optical network unit and optical line terminal

Takashi Monzawa; Kenji Miura; Tamotsu Matsuo; Hideki Shiono; Yoshimi Toyoda; Toshinori Koyanagi; Setsuo Abiru; Jun Asato; Shinichi Fujiyoshi; Kazuhiro Uchida; Kazuya Ryu; Katsuhiko Hirashima; Tateo Shimaru; Mitsuharu Wakayoshi; Toshiyuki Sakai


Archive | 2009

PACKET TRANSMISSION DEVICE

Kenji Hashinaga; Masamichi Kasa; Katsuhiko Hirashima; Michihiko Goto


Archive | 2000

Homo-code continuity proof testing device

Shinichi Fujiyoshi; Kazuhiro Uchida; Kazuya Ryu; Katsuhiko Hirashima; Toshinori Koyanagi; Setsuo Abiru


Archive | 2004

MULTIPLEXED PACKET TRANSFER SYSTEM

Michihiko Goto; Katsuhiko Hirashima; Koichi Iwata; Sunao Motoiwa; Hiroyuki Nagata; Toshihiro Noguchi; Masamichi Ryu; Kazuhiro Uchida; 和宏 内田; 耕一 岩田; 勝彦 平島; 道彦 後藤; 直 本岩; 裕之 永田; 正道 笠; 敏広 野口


Archive | 2005

Optical access system

Katsuhiko Hirashima; Kazuhiro Uchida; Masamichi Kasa; Susumu Tominaga


Archive | 2000

Testing device for tolerance against identical-code succession

Setsuo Abiru; Shinichi Fujiyoshi; Katsuhiko Hirashima; Toshinori Koyanagi; Kazuya Ryu; Kazuhiro Uchida; 和宏 内田; 敏則 小柳; 勝彦 平島; 新一 藤吉; 節雄 阿比留; 一也 龍


Archive | 1999

Optical subscriber line terminating device and optical subscriber end station device

Setsuo Abiru; Shinichi Fujiyoshi; Katsuhiko Hirashima; Takashi Kadosawa; Toshinori Koyanagi; Tamotsu Matsuo; Kenji Miura; Kazuya Ryu; Toshiyuki Sakai; Hideki Shiono; Yoshimi Toyoda; Kazuhiro Uchida; Mitsuharu Wakayoshi; Atsushi Yasusato; Takeo Yotsumaru; 健司 三浦; 和宏 内田; 建夫 四丸; 秀樹 塩野; 淳 安里; 敏則 小柳; 勝彦 平島; 保 松尾; 光春 若吉; 新一 藤吉; 好美 豊田; 俊行 酒井; 敬 門澤; 節雄 阿比留; 一也 龍


Archive | 2001

Pon communication method and its device

Kenichi Abe; Katsuhiko Hirashima; Yoshio Kawai; Shoji Matsumoto; Shigeharu Murakami; Takamitsu Shirai; Susumu Tominaga; Kazuhiro Uchida; Kiyotaka Yomo; 和宏 内田; 清隆 四方; 健一 安部; 進 富永; 勝彦 平島; 滋春 村上; 昌治 松本; 美穂 河合; 隆光 白井

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