A device for suppressing nonlinear effect of multi-stage soa
A non-linear effect and suppression device technology, which is applied in the field of multi-level SOA non-linear effect suppression devices to achieve the effect of ultra-long-distance transmission and suppression of nonlinear effects
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[0021] figure 1 Shows a diagram of a multi-stage SOA non-linear effect suppression device, including those arranged in order along the optical path: input coupler (1), input filter (2), input isolator (3), semiconductor optical amplifier SOA (4) , Output isolator (5), output filter (6), output coupler (7). The split end of the input coupler is connected to the input detection PIN (8), the output of the input coupler is connected to the input of the input filter; the output of the input filter is connected to the input of the input isolator; the output of the input isolator is connected to the semiconductor The input of the optical amplifier SOA; the output of the SOA is connected to the input of the output isolator; the output of the output isolator is connected to the input of the output filter; the output of the output filter is connected to the input of the output coupler; the output coupler Enter the output detection PIN(9) at the splitting end.
[0022] In the conventional ...
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