TRANSMISSION SYSTEM, TRANSMISSION DEVICE, AND TRANSMISSION METHOD

A transmission device configured to transmit main signal light to another transmission device through a transmission line, the transmission device includes a transceiver configured to output supervisory signal light including information on supervisory control on the transmission device and the othe...

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Bibliographic Details
Main Authors Sato, Takashi, KACHITA, Yoshito
Format Patent
LanguageEnglish
Published 02.04.2020
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
MULTIPLEX COMMUNICATION
TRANSMISSION
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Summary:A transmission device configured to transmit main signal light to another transmission device through a transmission line, the transmission device includes a transceiver configured to output supervisory signal light including information on supervisory control on the transmission device and the other transmission device, an attenuator configured to attenuate the supervisory signal light, a combiner configured to combine the supervisory signal light to the main signal light, and a control circuit configured to control an attenuation amount of the attenuator so that power of the supervisory signal light received by the other transmission device approaches a given target value.
Bibliography:Application Number: US201916560176