Optical communication system performance analysis method based on a convolutional neural network

Abstract

The invention discloses an optical communication system performance analysis method based on a convolutional neural network, and the method comprises the steps: selecting an appropriate convolutionalneural network according to a to-be-tested optical communication system; The method comprises the following steps: constructing a debugging optical communication system, continuously adjusting a sending end modulation mode, a modulation code rate, an optical signal-to-noise ratio, channel dispersion and polarization mode dispersion of the debugging optical communication system, obtaining two-dimensional amplitude information under different channel conditions by utilizing an asynchronous delay sampling method, and training a convolutional neural network by utilizing the two-dimensional amplitude information; placing the convolutional neural network obtained through training into a to-be-tested optical communication system; and obtaining two-dimensional amplitude information describing theperformance of the to-be-tested optical communication system by using an asynchronous delay sampling method, and analyzing the two-dimensional amplitude information corresponding to the to-be-tested optical communication system by using the trained convolutional neural network so as to estimate channel performance parameters of the to-be-tested optical communication system. According to the method, a plurality of channel performance parameters of the optical communication system can be simultaneously estimated by utilizing the neural network.

Description

technical field [0001] The present invention designs the technical field of optical communication performance detection, and in particular relates to a method for analyzing the performance of an optical communication system based on a convolutional neural network. Background technique [0002] With the development of Internet technology, the data volume of optical system communication is increasing day by day. In order to meet the requirements of contemporary Internet communication data volume, high-speed dynamic optical communication network technology has received extensive attention. Among them, the real-time optical performance detection of high-speed dynamic optical network has attracted more and more people's attention. The optical communication system performance test detects the transmission status of the physical layer of the optical network by directly measuring the damage parameters of the optical signal after transmission through the channel, such as optical sig...

AI Technical Summary

Problems solved by technology

In this invention, it is necessary to use the pilot tone to monitor the performance of optical communication. This method needs to modify the structure of the receiving end of the communication system, thereby affecting the communication process.

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