Performance limits in optical communications due to fiber nonlinearity

AD Ellis, ME McCarthy, MAZ Al Khateeb… - Advances in Optics …, 2017 - opg.optica.org
In this paper, we review the historical evolution of predictions of the performance of optical
communication systems. We will describe how such predictions were made from the outset …

A 0.14-to-0.29-pJ/bit 14-GBaud/s trimodal (NRZ/PAM-4/PAM-8) half-rate bang-bang clock and data recovery (BBCDR) circuit in 28-nm CMOS

X Zhao, Y Chen, PI Mak… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This paper reports a half-rate bang-bang clock and data recovery (BBCDR) circuit
supporting the trimodal (NRZ/PAM-4/PAM-8) operation. The observation of their crossover …

Across-dimensional optical constellation de-aggregations from QAMs to PAMs in optical transparent networks

J Cui, Y Tan, GW Lu, Y Ji, H Wen, K Zhai, M Li… - Optics & Laser …, 2024 - Elsevier
In this paper, an across-dimensional optical constellation de-aggregation scheme is
proposed and verified. This de-aggregation scheme builds flexible optical connections …

Optical de-aggregation from 9QAM to PAM3 using phase-sensitive amplifier-based optical quadrature de-multiplexing and two-level vector moving

J Cui, Y Ji, GW Lu, H Wang, M Zhang - Asia Communications and …, 2020 - opg.optica.org
Optical De-aggregation from 9QAM to PAM3 using Phase- sensitive Amplifier-based Optical
Quadrature De- multiplexing and Two-leve Page 1 M4A.299.pdf Asia Communications and …

First demonstration of PAM4/PAM3-OCDM system for optical short-reach transmission

T Kodama, T Miyazaki, M Hanawa… - 2018 23rd Opto …, 2018 - ieeexplore.ieee.org
First Demonstration of PAM4/PAM3-OCDM System for Optical Short-reach Transmission
Page 1 4A2-4 The 23rd OptoElectronics and Communications Conference (OECC 2018) …