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

A convolutional neural network and optical communication system technology, applied in the field of designing optical communication performance detection, can solve problems such as affecting the communication process, and achieve the effect of improving accuracy

Inactive Publication Date: 2019-06-18
NAT UNIV OF SINGAPORE SUZHOU RES INST
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Problems solved by technology

In this invention, it is necessary to use the pilot tone to monitor the performance of optical communication. This method n

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

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[0035] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments, so that those skilled in the art can implement it with reference to the text of the description.

[0036] It can be understood that the specific embodiments described below are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for ease of description, the drawings only show a part but not all of the structure related to the present invention. Before discussing the exemplary embodiments in more detail, it should be mentioned that some exemplary embodiments are described as processes or methods depicted as flowcharts. Although the flowchart describes various operations (or steps) as sequential processing, many of the operations can be implemented in parallel, concurrently, or simultaneously. The processing may be terminated when the operation is completed, but may also have additi...

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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...

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Application Information

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IPC IPC(8): H04B10/079
Inventor 李焱罗怀健徐伟徐卓然余长源
Owner NAT UNIV OF SINGAPORE SUZHOU RES INST
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