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Conferences > CLEOPR > 2022 > CTuA9C > CTuA9C_03

Simplified Pre-Distortion Technique for PAM4 Modulation based on a Micro-Ring Modulator

Kai-Wen Chang, Yu-Cheng Yu, Chia-Chien Wei, Chin Shih Huang, Hao Chun Hsieh, Hung Chun Pan, Wei-Jo Ting, and Heng Li

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Abstract

This study analyzes the performance of digital pre-distortion (DPD) for micro-ring-modulator-based PAM4 modulation. With limited taps for practicality, the optimal de-sign of the DPD was shown to depend on the operating conditions of the modulator.

© 2022 IEEE

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