Variable dispersion compensation equipment, optical transmission system using it and method of setting dispersion compensation quantity

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7435013
APP PUB NO 20060133722A1
SERIAL NO

11190894

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Abstract

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An optical switch having plural input terminals and plural output terminal, plural dispersion compensators, and a controller for monitoring the change-over state of the optical switch and the dispersion compensation quantities of the plural dispersion compensators and controlling the setting of the optical switch are provided. In response to a request for setting dispersion compensation, the optical switch is set according to the dispersion compensation quantity of each dispersion compensator and the change-over state of the optical switch.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008280

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukashiro, Yasuyuki Yokohama, JP 37 277
Hirai, Tooru Yokohama, JP 11 69
Mori, Takashi Yokohama, JP 309 3137
Nakano, Hiroyuki Yokohama, JP 217 2072
Uda, Tetsuya Yokohama, JP 40 227

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