Adaptive Pre-equalization using Bidirectional Pilot Sequences to Estimate and Feed Back Amplitude Transfer Function and Chromatic Dispersion
Seiji Okamoto, Manabu Yoshida, Kazushige YONENAGA, Takeshi Kataoka · Optical Fiber Communication Conference · 2015
We propose an adaptive pre-equalization system that compensates the amplitude transfer function and chromatic dispersion using estimates transmitted from the receiver. Two kinds of pilot sequences are used for estimation and mutual communication.