1 citations · 1 across the 6 of their papers we have counts for
8 papers
Advanced 400G-SerDes Modulations and Equalizers for GPU Cluster in AI Era
Sheng Chen, Zhengxiang Cheng, Ji Zhou +5
High-speed GPU cluster interconnects are evolving from 200 to 400 Gbps to meet the growing computing demands of artificial intelligence. We investigate high-order modulation and ad…
Burst-mode timing recovery based on fourth-power phase detector for passive optical networks
Ji Zhou, Haide Wang, Xiaofeng Zhang +5
Driven by the ever-increasing capacity demands, 50G passive optical network (50G-PON) is ready for practical application. It is highly challenging to realize 50GHz burst-mode analo…
Carrier Leakage Suppression and Power Difference Equalization for TFDMA Coherent PON
Ji Zhou, Haide Wang, Liangchuan Li +2
In this invited talk, we demonstrate the carrier leakage suppression and power difference equalization based on semiconductor optical amplifier (SOA) for TFDMA-based coherent PON,…
Low-Latency and Low-Complexity MLSE for Short-Reach Optical Interconnects
Mengqi Guo, Ji Zhou, Haide Wang +3
To meet the high-speed, low-latency, and low-complexity demand for optical interconnects, simplified maximum likelihood sequence estimation (MLSE) is proposed in this paper. Simpli…
Comparison of FTN-NOFDM and PCS-OFDM for Long-Haul Coherent Optical Communications
Haide Wang, Ji Zhou, Yongcheng Li +4
Single-wavelength 400G coherent optical communications have become a critical solution to meet the explosive traffic demands. However, the single-carrier modulation using low-order…
Real-Time Burst-Mode Digital Signal Processing for Passive Optical Networks
Ji Zhou, Kainan Wu, Haide Wang +6
Driven by the ever-increasing capacity demands, the 50G passive optical network (PON) is maturing gradually. One of the main challenges for the 50G PON is implementing burst-mode d…
IQ Skew and Imbalance Estimation for Coherent Point-to-Multi-Point Optical Networks
Ji Zhou, Jianrui Zeng, Haide Wang +4
Coherent point-to-multi-point (PtMP) optical network based on digital subcarrier multiplexing (DSCM) has been a promising technology for metro and access networks to achieve cost s…
Capacity Limitation and Optimization Strategy for Flexible Point-to-Multi-Point Optical Networks
Ji Zhou, Haide Wang, Liangchuan Li +3
Point-to-multi-point (PtMP) optical networks become the main solutions for network-edge applications such as passive optical networks and radio access networks. Entropy-loading dig…