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Automatic configuration method of physical device in WDM (Wavelength Division Multiplexing) optical-fiber network

An automatic configuration and optical network technology, applied in the direction of data exchange network, electrical components, electromagnetic wave transmission system, etc., can solve the problems of error-prone, heavy configuration workload, etc., to achieve the effect of verifying the validity and avoiding the limitation of device configuration

Inactive Publication Date: 2010-09-15
FENGHUO COMM SCI & TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This technology allows for quick automatic creation of complex waveguide systems like Optically Amplified Spatial Network (OASN) networks without requiring extensive calculations manually. It checks if all possible configurations are correctly configured before sending them back downstream through an OA system. By doing this it saves time compared with traditional methods where different settings were used repeatedly until they reach their final destination. Additionally, there may exist issues when trying to verify proper performance due to incorrect parameter values being provided during these processes. Overall, this method simplifies the way we set up connections between components on multi-dimensional communication networks while ensuring accurate results over longer periods of operation.

Problems solved by technology

This patented technical problem addressed by the patents relates to improving upon the performance of an Optical Network System's Physical Device Configuration during its planned deployment period based on factors like fibers disperse or polarized modes interference caused by external sources such as electrical power lines or equipment. Current methods require repeated tunings with different settings before proceeding calculations are performed again, which leads to incorrect results and requires significant effort if done manually over time.

Method used

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  • Automatic configuration method of physical device in WDM (Wavelength Division Multiplexing) optical-fiber network
  • Automatic configuration method of physical device in WDM (Wavelength Division Multiplexing) optical-fiber network
  • Automatic configuration method of physical device in WDM (Wavelength Division Multiplexing) optical-fiber network

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Embodiment Construction

[0044] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0045] figure 1 It is a schematic diagram of the WDM optical network structure. There are 5 nodes in the network, among which node N1 and node N5 are OTM (optical terminal multiplexing) nodes, node N2 and node N4 are OADM (optical add-drop multiplexing) nodes, and node N3 is light node. Adjacent nodes form an optical amplifier section. The optical amplifier section has two sections of optical fiber in the forward direction and reverse direction, and the two ends are respectively equipped with a receiving end and a sending end optical amplifier device. The optical amplifier section between two pairs of nodes that may form a channel in the network Form a virtual optical multiplexing section, such as node N1-node N2, node N2-node N4, node N4-node N5 three virtual optical multiplexing sections, the optical multiplexing section is set according to the specific business r...

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Abstract

The invention discloses an automatic configuration method of a physical device in a WDM (Wavelength Division Multiplexing) optical-fiber network, comprising the following steps of: A10, collecting network parameters of the WDM optical-fiber network and constructing a network software model; A20, setting parameters of each physical device in the WDM optical-fiber network into each physical device parameter bank; A30, setting the configuration rule of the physical device according to the maximum wavelength division number of a wavelength division network, OSNR (Optical Signal to Noise Ratio) limitation and dispersion limitation; and A40, extracting the device parameters from each physical device parameter configuration table respectively and sequentially configuring all the physical devices in the WDM optical-fiber network according to the configuration rule. In the invention, a complicated WDM network can be automatically and quickly configured, concerned data of OSNR values of each multiplex section, chromatic dispersion values, and the like in engineering can be quickly output, the effectivity of network device configuration can be quickly checked, and device configuration defects caused by data errors in artificial configuration can be avoided.

Description

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Claims

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Application Information

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Owner FENGHUO COMM SCI & TECH CO LTD
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