Equalization of FBG-induced group-delay ripples penalties using a coherent receiver and digital signal processing

Vladimir Veljanovski,Mohammad S. Alfiad,Dirk van den Borne,Sander L. Jansen,T. Wuth

Equalization of FBG-induced group-delay ripples penalties using a coherent receiver and digital signal processing

2009

Vladimir Veljanovski
Mohammad S. Alfiad
Dirk van den Borne
Sander L. Jansen
T. Wuth

We show the mitigation of fiber Bragg gratings induced group delay ripple penalties through the use of coherent detection and electronic equalizer. For 111-Gb/s POLMUX-RZ-DQPSK only a negligible penalty is observed after 10 cascaded FBGs.

Keywords:

Fiber Bragg grating
Signal processing
Signal-to-noise ratio
Heterodyne detection
Equalization (audio)
Digital signal processing
Electronic engineering
Group delay and phase delay
Ripple
Optics
Engineering
Transfer function

Correction
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