H - Electricity – 04 – B
Patent
H - Electricity
04
B
H04B 10/18 (2006.01) H04B 10/148 (2006.01)
Patent
CA 2075883
A cold start control system and method for use in a coherent lightwave communications system, in which received signal light is mixed with local light to obtain an IF signal. In the cold start control, the frequency of the local light and/or the frequency of the signal light is swept in the state of the system capable of detecting the IF signal and discrimination between the real/image states and relative correction are made, and then, an AFC operation is started.
Miyata Hideyuki
Naito Takao
Onaka Hiroshi
Fetherstonhaugh & Co.
Fujitsu Limited
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