Results 91 to 100 of about 19,053 (108)

Optical Performance monitoring using Q-learning optimized least square support vector machine in optical network

IEEE International Conference on Signal and Image Processing, 2021
Optical performance monitoring (OPM) is one of the important technologies to ensure the normal transmission of optical network data. Although there are many techniques have been applied to OPM, it is still necessary to improve its monitoring performance ...
Qiang Sun, Zhuojia Yang, Xiaodong Chen, Chengqing Yu   +3 more
semanticscholar   +1 more source

Optical Performance Monitoring of Multiple Parameters in Future Optical Networks

Journal of Lightwave Technology, 2020
Optical performance monitoring (OPM) is an important tool to facilitate the management of future optical fiber communication networks. OPM measures the states of the physical layer and provides feedback to the network controller for performing tasks such
Dawei Wang, Hao Jiang, Guowei Liang, Qianxin Zhan, Y. Mo, Qi Sui, Zhaohui Li   +6 more
semanticscholar   +1 more source

Toward Universal Optical Performance Monitoring for Intelligent Optical Fiber Communication Networks

IEEE Communications Magazine, 2020
Optical performance monitoring (OPM) plays an essential role in the intelligent optical fiber communication networks, which perform dynamic network planning and service deployment based on the knowledge of the real-time conditions of the optical layer ...
Dawei Wang, Qi Sui, Zhaohui Li
semanticscholar   +1 more source

Optical Labels Enabled Optical Network Performance Monitoring

Optoelectronics Global Conference, 2022
Optical performance monitoring (OPM) technology, especially the optical power and OSNR of each WDM channel, are of great importance and significance that need to be performed to ensure stable and efficient operation and maintenance of network itself.
Tao Yang
semanticscholar   +1 more source

Effect of bandwidth of direct detection receiver on multiparameter optical performance monitoring

SPIE/COS Photonics Asia, 2020
Our proposed optical performance monitoring (OPM) technique, based on the multi-task learning, is able to realize modulation format identification (MFI), baud rate identification (BRI), chromatic dispersion identification (CDI), and optical signal-to ...
Huaijian Luo, Zhuili Huang, Xinwei Du, Changyuan Yu   +3 more
semanticscholar   +1 more source

Joint Three-Task Optical Performance Monitoring with High Performance and Superior Generalizability Using a Meta-Learning-Based Convolutional Neural Network-Attention Algorithm and Amplitude-Differential Phase Histograms Across WDM Transmission Scenarios

Photonics
Nonlinear noise power (NLNP) estimation, optical signal-to-noise ratio (OSNR) monitoring, and modulation format identification (MFI) are crucial for optical performance monitoring (OPM) in future dynamic WDM optical networks.
Di Zhang, Junyao Shi, Yameng Cao, Yan Ling Xue   +3 more
semanticscholar   +1 more source

Convolutional neural network-based optical performance monitoring for optical transport networks

IEEE\/OSA Journal of Optical Communications and Networking, 2018
To address the open and diverse situation of future optical networks, it is necessary to find a methodology to accurately estimate the value of a target quantity in an optical performance monitor (OPM) depending on the high-level monitoring objectives ...
T. Tanimura, T. Hoshida, T. Kato, Shigeki Watanabe, H. Morikawa   +4 more
semanticscholar   +1 more source

Machine Learning-Assisted Optical Performance Monitoring in Fiber-Optic Networks

Scalable Uncertainty Management, 2018
We review machine learning (ML)-based optical performance monitoring (OPM) techniques in optical communications. Recent applications of ML-assisted OPM in different aspects of fiber-optic networking including cognitive fault detection and management ...
F. Khan, Qirui Fan, Chao Lu, A. Lau
semanticscholar   +1 more source

Improved optical performance monitoring technique based on nonlinear optics for high-speed WDM Nyquist systems

SPIE Photonics Europe, 2016
The field of fiber optics nonlinearity is more discussed last years due to such remarkable enhancement in the nonlinear processes efficiency. In this paper, and for optical performance monitoring (OPM), a new achievement of nonlinear effects has been ...
Latifa Guesmi, M. Menif
semanticscholar   +1 more source

Cross-layer and dynamic network orchestration based on optical performance monitoring

International Conference on Optical Network Design and Modelling, 2017
An optical network, like any system, has to be observable before it can become subject to optimization. This is the main capability that the ORCHESTRA project introduces.
K. Christodoulopoulos, I. Sartzetakis, P. Soumplis, Emmanouel Varvarigos   +3 more
semanticscholar   +1 more source