Error-Pattern-Dependent Lite Equalizer for intra-Data Center Interconnects
Conference: ECOC 2024 - 50th European Conference on Optical Communication
09/22/2024 - 09/26/2024 at Frankfurt, Germany
Proceedings: ITG-Fb. 317: ECOC 2024
Pages: 4Language: englishTyp: PDF
Authors:
Zhou, Jiahao; Zhang, Jing; Zhao, Xue; Wang, Chenye; Hu, Shaohua; Xu, Zhaopeng; Xu, Bo; Qiu, Kun
Abstract:
We propose an error-pattern-dependent lite equalizer to whiten the noise enhancement after FFE in a 224-Gb/s PAM-4 system. The EPD-LE achieves a pre-FEC BER of 2.6×10–4 with the maximum burst errors length of four compared to 11 in DFE, providing exceeding one-order-of-magnitude post-FEC performance gain.