Results 291 to 300 of about 1,807,617 (309)

Progresses of Pilot Tone Based Optical Performance Monitoring in Coherent Systems

Journal of Lightwave Technology, 2022
Pilot tone (PT) is a low frequency, small intensity modulation applied to high speed optical channel. Traditionally PT is used for channel identification and channel power monitoring.
Zhiping Jiang, Xuefeng Tang, Simin Wang, Ge Gao, Dajiang Jin, Jianfeng Wang, Minggang Si   +6 more
semanticscholar   +1 more source

Joint modulation format recognition and optical performance monitoring for efficient fiber-optic communication links using ensemble deep transfer learning

Optical Engineering: The Journal of SPIE, 2022
. We propose an ensemble deep transfer learning (EDTL) method, which is a more refined multilayer feature extraction achieved by aggregating the convolutional layers of pretrained convolutional neural network models for joint optical modulation format ...
Kulandaivel Sindhumitha, R. Jeyachitra, S. Manochandar   +2 more
semanticscholar   +1 more source

Cost-Effective Multi-Parameter Optical Performance Monitoring Using Multi-Task Deep Learning With Adaptive ADTP and AAH

Journal of Lightwave Technology, 2021
A cost-effective optical performance monitoring (OPM) scheme is proposed to realize modulation format identification (MFI), baud rate identification (BRI), chromatic dispersion identification (CDI), and optical signal-to-noise ratio (OSNR) estimation of ...
Huaijian Luo, Zhuili Huang, Xiong Wu, Changyuan Yu   +3 more
semanticscholar   +1 more source

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

Artificial intelligence based optical performance monitoring

Journal of optical communications, 2021
In this paper, a technique for optical performance monitoring (OPM) using deep learning-based artificial neural network (ANN) is implemented. ANN is trained with parameters derived from eye-diagram for the identification of optical signal to noise ratio (
P. Rai, Rahul Kaushik
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

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

Innovative Optical Networking by Optical Performance Monitoring and Learning Process

European Conference on Optical Communication, 2018
Four capabilities for highly efficient and reliable multi-vendor optical networks are discussed. We then review the specific three technologies as an example, which demonstrates the importance of optical performance monitoring for failure prediction and ...
S. Oda, M. Bouda, Yi Ge, S. Yoshida, T. Tanimura, Y. Akiyama, Yoshio Hirose, Z. Tao, T. Ikeuchi, T. Hoshida   +9 more
semanticscholar   +1 more source

Experimental Demonstration of Simultaneous Modulation Format/Symbol Rate Identification and Optical Performance Monitoring for Coherent Optical Systems

Journal of Lightwave Technology, 2017
Transmission systems that use advanced complex modulation schemes and digital coherent receivers, have been driving the growth of optical communication networks for nearly a decade.
Latifa Guesmi, A. Ragheb, H. Fathallah, M. Menif   +3 more
semanticscholar   +1 more source