[WP4-B] Poster Session 2

[WP4-B9] Adaptive Equalizer for PAM-4 Signal in Data Center Using Scalable XGBoost

〇Xinghua Zhen¹, Danshi Wang¹, Minghui Wang², Min Zhang¹, Jin Li¹, Shuai Li¹, Zhiguo Zhang¹, Xian Zhou³, Fan Zhang⁴, Zhijun Zhang⁴, Zhen Yang⁴ (¹Beijing Univ. of Posts and Telecommunications, China, ²China State Shipbuilding Corporation, China, ³Univ. of science and technology Beijing, China, ⁴Information and Communication Company, State Grid Changji Electric Power Supply Company, China)

Keywords:Digital signal processing techniques for optical communications, Transmission impairments and their mitigations

An equalizer based on XGBoost with multi-features is proposed to equalize PAM-4 signals in data center communication scenarios. The results show that it is feasible for various scenarios with lower power budget and computation complexity.