CN201854282U - Online monitoring device for multichannel optical fibers based on power partition and OTDR - Google Patents
Online monitoring device for multichannel optical fibers based on power partition and OTDR Download PDFInfo
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- CN201854282U CN201854282U CN2010206376519U CN201020637651U CN201854282U CN 201854282 U CN201854282 U CN 201854282U CN 2010206376519 U CN2010206376519 U CN 2010206376519U CN 201020637651 U CN201020637651 U CN 201020637651U CN 201854282 U CN201854282 U CN 201854282U
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Abstract
The utility model discloses an online monitoring device for multichannel optical fibers based on power partition and an OTDR (optical time domain reflectometer). The online monitoring device is characterized in that the device consists of a laser control unit, a 1*N optical divider, branching devices, OTDR processing units and a comprehensive processing unit, the comprehensive processing unit is respectively connected with the laser control unit and the N OTDR processing units, the laser control unit is connected with the 1*N optical divider, the 1*N optical divider is connected with the N branching devices, and the branching devices are respectively connected with the N OTDR processing units and optical fibers to be tested. The monitoring device can perform online monitoring for the multichannel optical fibers simultaneously and has the characteristics of high real-time properties, complete optical fiber monitoring parameters, excellent maintainability, convenient updating and low cost.
Description
Technical field
The utility model relates to the optical fiber communication on-line monitoring, specifically is a kind ofly to cut apart multi-channel optical fibre on-Line Monitor Device with OTDR based on power.
Background technology
In optical fiber telecommunications system, the operate as normal of the unobstructed and optical device of optical fiber is the basic demand that guarantees the signal of communication transmission quality, when optical fiber breaks down in the transmission link, to fault location and reparation in time is the important process of safeguarding transmission link, therefore need carry out on-line monitoring to optical fibre channel, fiber optic cable networks normally is made up of many optical fiber, on-line monitoring need be monitored simultaneously to multi-channel optical fibre, present method normally adopts optical switch with the different optical fibre channel of time partitioning scheme monitoring, obtains its relevant information.This method will cause reliability decrease owing to adopt optical switch as the optical fiber scanning device, adopt the optical switch timesharing to monitor each optical fibre channel, reduce the real-time of monitoring.
Summary of the invention
The purpose of this utility model is for overcoming the deficiencies in the prior art, cuts apart multi-channel optical fibre on-Line Monitor Device with OTDR and provide a kind of based on power.This monitoring device can carry out on-line monitoring to multi-channel optical fibre simultaneously, has complete, maintainable good, the characteristics convenient, that cost is low of upgrading of parameter of real-time height, monitoring optical fiber.
The realization the technical solution of the utility model is:
A kind ofly cut apart multi-channel optical fibre on-Line Monitor Device with OTDR based on power, form by laser control unit, 1 * N optical branching device, splitter, OTDR processing unit and integrated treatment unit, the integrated treatment unit is connected with laser control unit, a N OTDR processing unit respectively, the laser control unit is connected with 1 * N optical branching device, 1 * N optical branching device is connected with N splitter, and splitter links to each other with testing fiber with N OTDR processing unit respectively.
Described 1 * N optical branching device is 1 * 2 optical branching device, 1 * 4 optical branching device, 1 * 8 optical branching device.
During work, the integrated treatment unit receives the instruction of on-line monitoring, send the laser control signal to the laser control unit, start laser control unit and OTDR processing unit, the laser control unit begins to send OTDR test light pulse signal, the OTDR processing unit begins to handle the backscattering data, the OTDR test light pulse signal that the laser control unit sends is divided into the N road through splitter, and testing fiber passes back to the integrated treatment unit by splitter and OTDR processing unit and monitors each road optical fiber.
The utility model has the advantages that: can carry out on-line monitoring to multi-channel optical fibre simultaneously, have complete, maintainable good, the characteristics convenient, that cost is low of upgrading of parameter of real-time height, monitoring optical fiber.
Description of drawings
Fig. 1 is cut apart overall schematic with the multi-channel optical fibre on-Line Monitor Device of OTDR for the utility model is a kind of based on power.
Embodiment
Below in conjunction with drawings and Examples the utility model is further elaborated, but is not the qualification of the utility model being protected content.
A kind ofly cut apart multi-channel optical fibre on-Line Monitor Device with OTDR based on power, comprise laser control unit 2,1 * N optical branching device 3, a N splitter, a N OTDR processing unit and integrated treatment unit 1, integrated treatment unit 1 is connected with laser control unit 2, a N OTDR processing unit respectively, laser control unit 2 is connected with 1 * N optical branching device 3,1 * N optical branching device 3 is connected with N splitter, and splitter links to each other with testing fiber with N OTDR processing unit respectively.
Embodiment 1:
As shown in Figure 1, present embodiment 1 * N optical branching device is divided into 4 the tunnel, and splitter is that 4, OTDR processing unit are 4, and described 4 splitters are first splitter 4, second splitter 5, the 3rd splitter 6, the 4th splitter 7; Described 4 OTDR processing units are an OTDR processing unit 12, the 2nd OTDR processing unit 13, the 3rd OTDR processing unit 14 and the 4th OTDR processing unit 15; The instruction of receiving on-line monitoring when integrated treatment unit 1 starts laser control unit 2 and 4 OTDR processing units simultaneously, and laser control unit 2 begins to send OTDR test light pulse signal, and the OTDR processing unit begins to handle the backscattering data; The OTDR test light pulse signal that laser control unit 2 sends is divided into 4 the tunnel through 1 * 4 optical branching device, through above-mentioned 4 splitters, through 4 OTDR processing units, monitors 4 road testing fibers more respectively.Described testing fiber is first testing fiber 8, second testing fiber 9, the 3rd testing fiber 10, the 4th testing fiber 11.
Embodiment 2
1 * N optical branching device is divided into 8 the tunnel, and splitter is that 8, OTDR processing unit are 8, and all the other are with embodiment 1.
Embodiment 3
1 * N optical branching device is divided into 2 the tunnel, and splitter is that 2, OTDR processing unit are 2, and all the other are with embodiment 1.
Claims (2)
1. cut apart multi-channel optical fibre on-Line Monitor Device with OTDR based on power for one kind, it is characterized in that: this device is made up of laser control unit, 1 * N optical branching device, splitter, OTDR processing unit and integrated treatment unit, the integrated treatment unit is connected with laser control unit, a N OTDR processing unit respectively, the laser control unit is connected with 1 * N optical branching device, 1 * N optical branching device is connected with N splitter, and splitter links to each other with testing fiber with N OTDR processing unit respectively.
2. multi-channel optical fibre on-Line Monitor Device according to claim 1 is characterized in that: described 1 * N optical branching device is 1 * 2 optical branching device, 1 * 4 optical branching device or 1 * 8 optical branching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206376519U CN201854282U (en) | 2010-12-02 | 2010-12-02 | Online monitoring device for multichannel optical fibers based on power partition and OTDR |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206376519U CN201854282U (en) | 2010-12-02 | 2010-12-02 | Online monitoring device for multichannel optical fibers based on power partition and OTDR |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201854282U true CN201854282U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206376519U Expired - Lifetime CN201854282U (en) | 2010-12-02 | 2010-12-02 | Online monitoring device for multichannel optical fibers based on power partition and OTDR |
Country Status (1)
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| CN (1) | CN201854282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928740A (en) * | 2012-11-06 | 2013-02-13 | 江苏省电力公司无锡供电公司 | Intelligent collection type fault diagnosis and on-line temperature measuring system |
| CN104038277A (en) * | 2014-06-16 | 2014-09-10 | 常州蓝城信息科技有限公司 | Optical fiber location judgment method |
| CN108075828A (en) * | 2017-12-16 | 2018-05-25 | 国网湖北省电力有限公司信息通信公司 | A kind of OTDR devices based on multi-channel optical fibre optical monitoring signal |
-
2010
- 2010-12-02 CN CN2010206376519U patent/CN201854282U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928740A (en) * | 2012-11-06 | 2013-02-13 | 江苏省电力公司无锡供电公司 | Intelligent collection type fault diagnosis and on-line temperature measuring system |
| CN102928740B (en) * | 2012-11-06 | 2015-08-26 | 江苏省电力公司无锡供电公司 | Intelligent collection type fault diagnosis and In-Line Temperature Measure System |
| CN104038277A (en) * | 2014-06-16 | 2014-09-10 | 常州蓝城信息科技有限公司 | Optical fiber location judgment method |
| CN104038277B (en) * | 2014-06-16 | 2017-05-10 | 常州蓝城信息科技有限公司 | Optical fiber location judgment method |
| CN108075828A (en) * | 2017-12-16 | 2018-05-25 | 国网湖北省电力有限公司信息通信公司 | A kind of OTDR devices based on multi-channel optical fibre optical monitoring signal |
| CN108075828B (en) * | 2017-12-16 | 2024-08-23 | 国网湖北省电力有限公司信息通信公司 | OTDR device based on multichannel optical fiber optical signal monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUILIN G-LINK TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GUILIN DAWEI COMMUNICATION TECHNOLOGY COMPANY Effective date: 20120817 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUILIN DAWEI COMMUNICATION TECHNOLOGY COMPANY Free format text: FORMER NAME: GUILIN GUANGTONG ELECTRONIC ENGINEERING COMPANY |
|
| CP03 | Change of name, title or address |
Address after: 541004 the Guangxi Zhuang Autonomous Region Guilin Qixing District, Liuhe Road, No. 98 Patentee after: GUILIN DAWEI COMMUNICATIONS TECHNOLOGY Co.,Ltd. Address before: 541004 the Guangxi Zhuang Autonomous Region Guilin, Liuhe Road, No. 98 Patentee before: Guilin Guangtong Electronic Engineering Corp. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120817 Address after: 541004 the Guangxi Zhuang Autonomous Region Guilin Qixing District, Liuhe Road, No. 98 Patentee after: GUILIN G-LINK TECHNOLOGY Co.,Ltd. Address before: 541004 the Guangxi Zhuang Autonomous Region Guilin Qixing District, Liuhe Road, No. 98 Patentee before: GUILIN DAWEI COMMUNICATIONS TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |
|
| CX01 | Expiry of patent term |