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Optical fiber network multichannel transmission system

A technology of optical fiber network and transmission system, which is applied in the field of multi-channel optical fiber communication measurement, control or signal transmission system to achieve the effect of reducing workload, high industrial value and ensuring purity

Inactive Publication Date: 2013-12-25
CHENGDU CHENGDIAN GUANGXIN TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0012] In order to overcome the technical defect that the existing technology can only realize the maximum transmission distance of kilometer level when performing multi-channel data transmission, and cannot adopt high-speed data acquisition based on optical fiber channel for equipment exceeding this transmission distance, the present invention provides a Fiber optic network multi-channel transmission system

Method used

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  • Optical fiber network multichannel transmission system

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Experimental program
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Effect test

Embodiment 1

[0055] Such as figure 1 As shown, the present invention includes a fiber channel data processing module, an optical fiber splitter, a multi-channel optical transceiver, a multi-channel receiving amplifier, a multi-channel A / D converter, at least one optical fiber tunable filter, and the optical fiber splitter can be connected to an optical fiber Tunable filter, fiber tunable filter connected to multiple optical transceivers, multiple optical transceivers connected to multiple receiving amplifiers, multiple receiving amplifiers connected to multiple A / D converters, multiple A / D converters connected to fiber channels Data processing module.

[0056] Those skilled in the art can freely select the parameters of the components according to the actual construction environment and the requirements of the workpiece.

Embodiment 2

[0058] In order to improve the optical signal amplification capability of the optical fiber network multi-channel transmission system, this embodiment is further improved on the basis of Embodiment 1. The multi-channel optical transceiver of this embodiment includes at least the same number of optical fiber input as the optical fiber tunable filter port and an optical fiber output port, each optical fiber tunable filter is connected to an optical fiber input port of a multi-channel optical transceiver through an optical fiber, and the optical fiber output port of the multi-channel optical transceiver is connected to a multi-channel receiving amplifier.

[0059] Those skilled in the art can freely choose the model and specification of the multi-channel optical transceiver according to actual needs.

Embodiment 3

[0061] In order to improve the optical signal amplification capability of the optical fiber network multi-channel transmission system, this embodiment is further improved on the basis of any one of the embodiments 1-2. The optical fiber input ports and optical fiber output ports with the same number of receivers, the optical fiber input ports of the multi-channel receiving amplifier and the optical fiber output ports of the multi-channel optical transceiver are connected through optical fibers, the optical fiber output ports of the multi-channel receiving amplifier and the multi-channel A / D converter Connected via optical fiber.

[0062] Those skilled in the art can freely choose the model and specification of the multi-channel receiving amplifier according to actual needs.

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Abstract

The invention discloses an optical fiber network multichannel transmission system in the technical field of optical fiber communication transmission. The optical fiber network multichannel transmission system comprises an optical fiber channel data processing module, an optical fiber spectroscopy device, a multichannel optical transceiver, a multichannel receiving amplifier, a multichannel A / D conversion device and at least one optical fiber adjustable filter, wherein the optical fiber spectroscopy device is connected with the optical fiber adjustable filter, the optical fiber adjustable filter is connected with the multichannel optical transceiver, the multichannel optical transceiver is connected with the multichannel receiving amplifier, the multichannel receiving amplifier is connected with the multichannel A / D conversion device, and the multichannel A / D conversion device is connected with the optical fiber channel data processing module. By means of the optical fiber network multichannel transmission system, multiple channels, high quality and high accuracy with the dozens-of-kilometer grade or the hundreds-of-kilometer grade can be achieved, and real-time data acquisition optical signal transmission is achieved.

Description

technical field [0001] The invention relates to the technical field of optical fiber communication transmission, in particular to a multi-channel optical fiber communication measurement, control or signal transmission system. Background technique [0002] Optical fiber communication is a communication method that uses optical fibers to transmit signals to achieve information transmission. A pair of single-mode optical fibers can open 35,000 calls at the same time. Compared with electrical communication, it has transmission frequency bandwidth, low transmission loss, uniform loss and is not affected by temperature, strong anti-interference ability, high fidelity, and high signal security. , High working reliability, etc., the high-speed serial transmission protocol adopted by it has the characteristics of high reliability, high bandwidth, and high real-time performance. With the advancement of optical fiber technology, especially the development of full-wave window optical f...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B10/25H04B10/572H04J14/02
Inventor 胡钢邱昆
Owner CHENGDU CHENGDIAN GUANGXIN TECH
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