Optical communications – Multiplex – Wavelength division or frequency division
Reexamination Certificate
2011-03-29
2011-03-29
Li, Shi K (Department: 2613)
Optical communications
Multiplex
Wavelength division or frequency division
Reexamination Certificate
active
07917033
ABSTRACT:
A wavelength-multiplexing optical transmission apparatus includes an optical-wavelength-information storing unit that stores optical wavelength information on an optical wavelength of an optical signal to be output from a transponder, and an optical-wavelength-information transmitting unit that transmits the stored optical wavelength information to the transponder via a connection cable. The transponder includes an optical-wavelength control unit that controls an optical wavelength of an optical signal to be input to a wavelength multiplexing unit based on the optical wavelength information received from the optical-wavelength-information transmitting unit.
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“Japanese Office Action” mailed by JPO and corresponding to Japanese application No. 2006-202266 on Sep. 21, 2010, with English translation.
Bato Koji
Sakata Tomoyuki
Tanonaka Kouji
Yamamoto Akira
Fujitsu Limited
Fujitsu Patent Center
Li Shi K
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