Dispersion Compensation Characteristics of Equalizers Using Complex-Valued Reservoir Computing for Optical Fiber Transmission
Shunya Uchide, Soya Shimomura, Takumi Yamamoto, Tsuyoshi Yamada, Yuta Ito, Kai Ikuta, Takahide Sakamoto, Naokatsu Yamamoto, Moriya Nakamura · 2025
We clarified that nonlinear equalizers using reservoir computing require an extremely large number of reservoir units under a high-dispersion condition. We propose using a separate linear equalizer for dispersion compensation and experimentally confirm its effectiveness.