Optical performance monitoring: A review of current and future technologies

Z Dong, FN Khan, Q Sui, K Zhong… - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
Optical performance monitoring (OPM) is the estimation and acquisition of different physical
parameters of transmitted signals and various components of an optical network. OPM …

Joint OSNR monitoring and modulation format identification in digital coherent receivers using deep neural networks

FN Khan, K Zhong, X Zhou, WH Al-Arashi, C Yu… - Optics express, 2017 - opg.optica.org
We experimentally demonstrate the use of deep neural networks (DNNs) in combination
with signals' amplitude histograms (AHs) for simultaneous optical signal-to-noise ratio …

OSNR and nonlinear noise power estimation for optical fiber communication systems using LSTM based deep learning technique

Z Wang, A Yang, P Guo, P He - Optics express, 2018 - opg.optica.org
The optical signal-to-noise ratio (OSNR) and fiber nonlinearity are critical factors in
evaluating the performance of high-speed optical fiber communication systems. Recently …

Application of machine learning in fiber nonlinearity modeling and monitoring for elastic optical networks

Q Zhuge, X Zeng, H Lun, M Cai, X Liu, L Yi… - Journal of Lightwave …, 2019 - opg.optica.org
Fiber nonlinear interference (NLI) modeling and monitoring are the key building blocks to
support elastic optical networks. In the past, they were normally developed and investigated …

Security threats and protection procedures for optical networks

D Dahan, U Mahlab - IET Optoelectronics, 2017 - Wiley Online Library
This study addresses the issues of optical network survivability to attacks in the optical
physical layer. The authors comprehensively review and discuss the vulnerability of optical …

Machine learning based linear and nonlinear noise estimation

FJV Caballero, DJ Ives, C Laperle… - Journal of Optical …, 2018 - opg.optica.org
Operators are pressured to maximize the achieved capacity over deployed links. This can be
obtained by operating in the weakly nonlinear regime, requiring a precise understanding of …

Cost-effective and data size–adaptive OPM at intermediated node using convolutional neural network-based image processor

D Wang, M Wang, M Zhang, Z Zhang, H Yang, J Li… - Optics express, 2019 - opg.optica.org
A cost-effective and data size-adaptive optical performance monitoring (OPM) scheme is
proposed, which is based on asynchronous delay-tap plot (ADTP) using convolutional …

Intelligent optical performance monitor using multi-task learning based artificial neural network

Z Wan, Z Yu, L Shu, Y Zhao, H Zhang, K Xu - Optics express, 2019 - opg.optica.org
An intelligent optical performance monitor using multi-task learning based artificial neural
network (MTL-ANN) is designed for simultaneous OSNR monitoring and modulation format …

Modulation format identification and OSNR monitoring using density distributions in Stokes axes for digital coherent receivers

A Yi, L Yan, H Liu, L Jiang, Y Pan, B Luo, W Pan - Optics express, 2019 - opg.optica.org
We experimentally demonstrate a modulation format identification (MFI) and optical signal-to-
noise ratio (OSNR) monitoring method for digital coherent receivers by using the specific …

Blind modulation format identification for digital coherent receivers

SM Bilal, G Bosco, Z Dong, APT Lau, C Lu - Optics express, 2015 - opg.optica.org
In this paper, a simple novel digital modulation format identification (MFI) scheme for
coherent optical systems is proposed. The scheme is based on the evaluation of the peak-to …