Device and method for controlling transient effect in erbium-doped fiber amplifier (EDFA)
A technology of transient effects and control methods, applied in electromagnetic wave transmission systems, electrical components, transmission systems, etc., can solve problems such as cost increase, achieve flexible working methods, significant transient suppression effects, and improve production efficiency and flexibility. Effect
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[0047] The device and control method for suppressing the transient effect in the EDFA of the present invention will be described in detail below in conjunction with the embodiments and drawings.
[0048] Such as figure 1 As shown, the device for suppressing transient effects in EDFA of the present invention includes: a photodetection diode 101 that receives an optical signal input by the EDFA and converts it into an electrical signal; a transconductance circuit 102 that receives a signal from the photodetection diode 101; The analog-to-digital converter 103 that converts the analog signal output by the circuit 102 into a digital signal, the digital processor 104 that performs data processing on the digital signal converted by the analog-to-digital converter 103, and converts the digital signal processed by the digital processor 104 into analog The signal digital-to-analog converter 109 makes the analog signal output by the digital-to-analog converter 109 generate optical energy c...
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