Feedforward and recurrent neural network-based transfer learning for nonlinear equalization in short-reach optical links

Z Xu, C Sun, T Ji, JH Manton, W Shieh - Journal of Lightwave …, 2021 - opg.optica.org
Neural network (NN)-based nonlinear equalizers have been shown effective for various
types of short-reach direct detection systems. However, they work best for a certain channel …

Transfer learning aided neural networks for nonlinear equalization in short-reach direct detection systems

Z Xu, C Sun, T Ji, H Ji, W Shieh - 2020 Optical Fiber …, 2020 - ieeexplore.ieee.org
Transfer Learning Aided Neural Networks for Nonlinear Equalization in Short-Reach Direct
Detection Systems Page 1 T4D.4.pdf OFC 2020 © OSA 2020 Transfer Learning Aided Neural …

Low-complexity multi-task learning aided neural networks for equalization in short-reach optical interconnects

Z Xu, S Dong, JH Manton, W Shieh - Journal of Lightwave …, 2022 - opg.optica.org
With the rapid development of machine learning technologies in recent years, different types
of neural network (NN)-based equalizers have been proposed and proved to be efficient …

Low complexity neural network equalization based on multi-symbol output technique for 200+ Gbps IM/DD short reach optical system

B Sang, W Zhou, Y Tan, M Kong, C Wang… - Journal of Lightwave …, 2022 - opg.optica.org
Nowadays, Neural network (NN) has been proved to be an effective solution for nonlinear
equalization in short reach optical systems. However, recent research has mainly focused …

Low computationally complex recurrent neural network for high speed optical fiber transmission

Q Zhou, C Yang, A Liang, X Zheng, Z Chen - Optics Communications, 2019 - Elsevier
The demand for high speed data transmission has increased rapidly over the past few years,
leading to the development of the data center concept. Considering that vertical cavity …

Computational complexity comparison of feedforward/radial basis function/recurrent neural network-based equalizer for a 50-Gb/s PAM4 direct-detection optical link

Z Xu, C Sun, T Ji, JH Manton, W Shieh - Optics express, 2019 - opg.optica.org
The computational complexity and system bit-error-rate (BER) performance of four types of
neural-network-based nonlinear equalizers are analyzed for a 50-Gb/s pulse amplitude …

Joint equalization of linear and nonlinear impairments for PAM4 short-reach direct detection systems

Z Xu, C Sun, JH Manton, W Shieh - IEEE Photonics …, 2021 - ieeexplore.ieee.org
Various neural network (NN)-based equalizers have been proposed as effective digital
signal processing (DSP) tools for short-reach optical direct detection (DD) communication …

Transfer learning for neural networks-based equalizers in coherent optical systems

PJ Freire, D Abode, JE Prilepsky, N Costa… - Journal of Lightwave …, 2021 - opg.optica.org
In this work, we address the question of the adaptability of artificial neural networks (NNs)
used for impairments mitigation in optical transmission systems. We demonstrate that by …

LSTM networks enabled nonlinear equalization in 50-Gb/s PAM-4 transmission links

X Dai, X Li, M Luo, Q You, S Yu - Applied optics, 2019 - opg.optica.org
This paper proposes a nonlinear equalization technique enabled by long short-term memory
(LSTM) recurrent neural networks. The proposed technique is implemented at the end of …

Convolutional long short-term memory neural network equalizer for nonlinear Fourier transform-based optical transmission systems

O Kotlyar, M Kamalian-Kopae, M Pankratova… - Optics …, 2021 - opg.optica.org
We evaluate improvement in the performance of the optical transmission systems operating
with the continuous nonlinear Fourier spectrum by the artificial neural network equalisers …