CN103825650A - System and method for monitoring optical fibers - Google Patents
System and method for monitoring optical fibers Download PDFInfo
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- CN103825650A CN103825650A CN201410073113.4A CN201410073113A CN103825650A CN 103825650 A CN103825650 A CN 103825650A CN 201410073113 A CN201410073113 A CN 201410073113A CN 103825650 A CN103825650 A CN 103825650A
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Abstract
The invention provides a system and method for monitoring optical fibers. The system comprises an optical path protection device used for monitoring the optical power of the mainly-used optical fibers and the standby optical fibers and conducting the optical path switch when the optical power of the mainly-used optical fibers or the optical power of the standby optical fibers is abnormal, an optical fiber monitoring device used for conducting path detection on the corresponding mainly-used optical fibers or the standby optical fibers when the optical path protection device detects that the optical power is abnormal and a single chip microcomputer used for receiving the optical power of the mainly-used optical fibers or the optical power of the standby optical fibers and starting the optical fiber monitoring device to conduct path detection and controlling the optical path protection device to conduct the optical path switch when the received optical power is abnormal, wherein the optical power of the mainly-used optical fibers or the optical power of the standby optical fibers are obtained by the optical path protection device. The single chip microcomputer is used as a main control device, an LINUX embedded type operation system can be adopted, the stability of the system can be effectively improved, and in addition, the service life of the single chip microcomputer is longer than that of an industrial personal computer.
Description
Technical field
The present invention relates to a kind of optic-fiber monitoring system and monitoring method.
Background technology
Optic-fiber monitoring system, carry out exactly the test macro of centralized monitor for optical fiber, when optical fiber breaks down and when the abnormal conditions such as variation, can automatically select optical fiber test link to test by optical time domain reflectometer, determine abort situation, and on map, identifying out of order particular location, the maintenance personal that optic-fiber monitoring system is circuit provides the maintenance of an automation and the platform of test, helps the hidden danger in the timely discovering network of maintenance personal.
Existing optic-fiber monitoring system is mainly made up of optical switch, optical power detector, optical time domain reflectometer and industrial computer, along with a large amount of uses of optic-fiber monitoring system, in use exposes some problems:
First be that system is unstable: what system itself adopted is WINDOWS operating system, but WINDOWS system easily crashes, if adopt NT system, operation and maintenance is all inconvenient.
Secondly, the use of industrial computer is just out-of-date general one or two years, within 3 years, is just difficult to afterwards on market, buy supporting accessory, is unfavorable for the maintenance of system.
In addition, system is short useful life, and this is industry very puzzled problem always, in the useful life of how to improve system, becomes industry and need badly the problem of solution.
Summary of the invention
For the problems referred to above, the invention provides a kind of optic-fiber monitoring system and monitoring method, can effectively improve the stability of system, increase the service life.
A kind of optic-fiber monitoring system, comprising:
Light path protection device, for monitoring the luminous power of primary optical fiber or optical fiber for subsequent use and carry out light path switching in the time that the luminous power of primary optical fiber or optical fiber for subsequent use being abnormal;
Fiber-optic monitoring device, for carrying out line test to corresponding primary optical fiber or optical fiber for subsequent use in the time that the luminous power of described light path protection device monitoring is abnormal;
Single-chip microcomputer; be connected with described light path protection device and described fiber-optic monitoring device respectively; for receiving primary optical fiber that described light path protection device obtains or the luminous power of optical fiber for subsequent use, and in the time that the luminous power receiving is abnormal, start described fiber-optic monitoring device and carry out line test and control light path protection device and carry out light path switching.
The present invention also provides a kind of fiber-optic monitoring method, comprising:
Light path protection device is monitored the luminous power of primary optical fiber or optical fiber for subsequent use;
The primary optical fiber that single-chip microcomputer receiving light path protection device is obtained or the luminous power of optical fiber for subsequent use, and start fiber-optic monitoring device in the luminous power receiving when abnormal and carry out line test, and control light path protection device and carry out light path switching.
Optic-fiber monitoring system provided by the invention and monitoring method, adopt single-chip microcomputer as master control device, because single-chip microcomputer is supported LINUX embedded system operating system etc., the operating system that therefore can configure according to actual needs single-chip microcomputer effectively improves the stability of system, in addition, single-chip microcomputer has the useful life higher than industrial computer.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of optic-fiber monitoring system provided by the invention.
Fig. 2 is the flow chart of a kind of embodiment of fiber-optic monitoring method provided by the invention.
Embodiment
Embodiments of the invention are described with reference to the accompanying drawings.The element of describing in an accompanying drawing of the present invention or a kind of execution mode and feature can combine with element and feature shown in one or more other accompanying drawings or execution mode.It should be noted that in order to know object, in accompanying drawing and explanation, omitted expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and processing.
Optic-fiber monitoring system embodiment:
With reference to figure 1, a kind of optic-fiber monitoring system,, comprising:
Light path protection device 101, for monitoring the luminous power of primary optical fiber or optical fiber for subsequent use and carry out light path switching in the time that the luminous power of primary optical fiber or optical fiber for subsequent use being abnormal;
Fiber-optic monitoring device 102, carries out line test to corresponding primary optical fiber or optical fiber for subsequent use when abnormal for the luminous power of monitoring in light path protection device 101;
Single-chip microcomputer 103; be connected with light path protection device 101 and fiber-optic monitoring device 102 respectively; the primary optical fiber obtaining for receiving light path protection device 101 or the luminous power of optical fiber for subsequent use, and in the time that the luminous power receiving is abnormal, start fiber-optic monitoring device 102 and carry out line test and control light path protection device 101 and carry out light path switching.
Single-chip microcomputer 103 switches in time in the time that primary optical fiber or optical fiber for subsequent use break down, and guarantees the normal operation of communication system.
Particularly, light path protection device 101 comprises:
Multiple optical power detector 101a, for surveying the luminous power of primary optical fiber or optical fiber for subsequent use;
Multiple wavelength division multiplex device 101b, for to the signal of primary optical fiber or Optical Fiber Transmission for subsequent use with close ripple or partial wave for the test signal of line test; And
Multiple optical switch 101c, for switching between primary optical fiber and optical fiber for subsequent use.
Light path protection device 101 can be OFPM(light protection module), fiber-optic monitoring device 102 can be optical time domain reflectometer (OTDR).
The luminous power of the primary optical fiber of each optical power detector 101a real-time detection or optical fiber for subsequent use, and the luminous power detecting is sent to single-chip microcomputer 103, the primary optical fiber that single-chip microcomputer 103 receiving light path protection devices 101 are obtained or the luminous power of optical fiber for subsequent use, occur that in the luminous power of primary optical fiber or optical fiber for subsequent use starting fiber-optic monitoring device 102 when abnormal carries out line test to the abnormal primary optical fiber of corresponding appearance or optical fiber for subsequent use, can carry out fault location to primary optical fiber or optical fiber for subsequent use by line test, be convenient to attendant's investigation, in the time of primary fiber failure, single-chip microcomputer 103 is controlled optical switch 101c and is switched to optical fiber for subsequent use, in the time of fiber failure for subsequent use, single-chip microcomputer 103 is controlled optical switch 101c and is switched to primary optical fiber.
Alternatively; light path protection device 101 also comprises the test port being connected with fiber-optic monitoring device 102; fiber-optic monitoring device 102 provides test signal by test port to light path protection device 101, and test signal is sent into tested primary optical fiber to light path protection device 101 or optical fiber for subsequent use carries out line test.
Single-chip microcomputer 103 is by CPCI(compact PCI) bus is connected with light path protection device 101 and fiber-optic monitoring device 102, improved antivibration impact capacity, has high openly, and support hot plug, is convenient to attendant's detachable maintaining.
In addition, light path protection device 101 in the present embodiment, fiber-optic monitoring device 102 and single-chip microcomputer 103 are integrated in integrated equipment 100, make light path protection device 101 and fiber-optic monitoring device 102 can in integrated equipment 100, directly carry out information interaction, without by communicating between network element or between webmaster, realize the seamless connection of light path protection and fiber-optic monitoring, single-chip microcomputer 103, light path protection device 101 and fiber-optic monitoring device 102 are supported hot plug, be convenient to attendant's detachable maintaining, when the luminous power that monitors in light path protection device 101 is abnormal, even if this does not cause service disconnection extremely, thereby fiber-optic monitoring device 102 just can start the potential faults of finding transmission system within the several seconds, monitoring efficiency and the fault location efficiency of system are greatly improved, and then improve client's lightguide cable link supportability.
The optic-fiber monitoring system that the present embodiment provides, also adopts at the interior integrated wavelength division multiplex device of light path protection device 101 and optical switch, has avoided external wavelength division multiplex device and optical switch, has reduced volume and optical fiber jumper connection, has reduced potential faults.
The optic-fiber monitoring system that the present embodiment provides, adopt single-chip microcomputer as master control device, because single-chip microcomputer is supported LINUX embedded system operating system etc., the operating system that therefore can configure according to actual needs single-chip microcomputer effectively improves the stability of system, in addition, in research process, find, single-chip microcomputer has the useful life higher than industrial computer, single-chip microcomputer is as main product, damage even if occur, also can on market, buy at any time supporting product, have the maintenance of the system utilized, can meet the requirement of operator in economy, fail safe, ease for use and reliability.
Fiber-optic monitoring embodiment of the method:
A kind of fiber-optic monitoring method, comprising:
Step S201: light path protection device is monitored the luminous power of primary optical fiber or optical fiber for subsequent use;
Step S202: single-chip microcomputer receives primary optical fiber that described light path protection device obtains or the luminous power of optical fiber for subsequent use, and in the time that the luminous power receiving is abnormal, start fiber-optic monitoring device and carry out line test, and control light path protection device and carry out light path switching.
The fiber-optic monitoring method that the present embodiment provides, adopt single-chip microcomputer as master control device, because single-chip microcomputer is supported LINUX embedded system operating system etc., the operating system that therefore can configure according to actual needs single-chip microcomputer effectively improves the stability of system, in addition, in research process, find, single-chip microcomputer has the useful life higher than industrial computer, single-chip microcomputer is as main product, damage even if occur, also can on market, buy at any time supporting product, have the maintenance of the system utilized, can meet the requirement of operator in economy, fail safe, ease for use and reliability.
Although described the present invention and advantage thereof in detail, be to be understood that in the case of not exceeding the spirit and scope of the present invention that limited by appended claim and can carry out various changes, alternative and conversion.And the application's scope is not limited only to the specific embodiment of the described process of specification, equipment, means, method and step.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use carry out with the essentially identical function of corresponding embodiment described herein or obtain process, equipment, means, method or step result essentially identical with it, that existing and will be developed future according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (6)
1. an optic-fiber monitoring system, is characterized in that, comprising:
Light path protection device, for monitoring the luminous power of primary optical fiber or optical fiber for subsequent use and carry out light path switching in the time that the luminous power of primary optical fiber or optical fiber for subsequent use being abnormal;
Fiber-optic monitoring device, for carrying out line test to corresponding primary optical fiber or optical fiber for subsequent use in the time that the luminous power of described light path protection device monitoring is abnormal;
Single-chip microcomputer; be connected with described light path protection device and described fiber-optic monitoring device respectively; for receiving primary optical fiber that described light path protection device obtains or the luminous power of optical fiber for subsequent use, and in the time that the luminous power receiving is abnormal, start described fiber-optic monitoring device and carry out line test and control light path protection device and carry out light path switching.
2. optic-fiber monitoring system according to claim 1, is characterized in that: described light path protection device comprises:
Multiple optical power detectors, are connected with described single-chip microcomputer, for surveying the luminous power of primary optical fiber or optical fiber for subsequent use;
Multiple wavelength division multiplex devices, are connected with described single-chip microcomputer, for to the signal of primary optical fiber or Optical Fiber Transmission for subsequent use with close ripple or partial wave for the test signal of line test; And
Multiple optical switches, are connected with described single-chip microcomputer, for switching between primary optical fiber and optical fiber for subsequent use.
3. optic-fiber monitoring system according to claim 1; it is characterized in that; described light path protection device comprises the test port being connected with described fiber-optic monitoring device; described fiber-optic monitoring device provides test signal by described test port to described light path protection device, and described test signal is sent into tested primary optical fiber to described light path protection device or optical fiber for subsequent use carries out line test.
4. optic-fiber monitoring system according to claim 1, is characterized in that, described single-chip microcomputer is connected with described light path protection device and fiber-optic monitoring device by cpci bus.
5. optic-fiber monitoring system according to claim 1, is characterized in that, described single-chip microcomputer, light path protection device and fiber-optic monitoring device all have hot-plug interface.
6. a fiber-optic monitoring method, is characterized in that, comprising:
Light path protection device is monitored the luminous power of primary optical fiber or optical fiber for subsequent use;
Single-chip microcomputer receives primary optical fiber that described light path protection device obtains or the luminous power of optical fiber for subsequent use, and in the time that the luminous power receiving is abnormal, starts fiber-optic monitoring device and carry out line test, and controls light path protection device and carry out light path switching.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410073113.4A CN103825650A (en) | 2014-02-28 | 2014-02-28 | System and method for monitoring optical fibers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410073113.4A CN103825650A (en) | 2014-02-28 | 2014-02-28 | System and method for monitoring optical fibers |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734776A (en) * | 2015-04-14 | 2015-06-24 | 国网吉林省电力有限公司信息通信公司 | Optic fiber monitoring system and monitoring method switching three operation modes freely |
| CN109347550A (en) * | 2018-09-29 | 2019-02-15 | 国家电网有限公司 | Based on optical channel intelligent switching system |
| CN111049570A (en) * | 2019-12-20 | 2020-04-21 | 国家电网有限公司 | Automatic switching protection system for optical fiber circuit |
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| CN2450828Y (en) * | 2000-07-12 | 2001-09-26 | 信息产业部武汉邮电科学研究院 | Optical cable real time monitoring device |
| CN2687694Y (en) * | 2004-03-09 | 2005-03-23 | 南京普天通信股份有限公司 | Intelligent optical fiber protection device |
| CN201766592U (en) * | 2010-09-17 | 2011-03-16 | 淄博思科电子技术开发有限公司 | Optical fiber on-line automatic monitoring system |
| CN103441792A (en) * | 2013-08-19 | 2013-12-11 | 无锡路通视信网络股份有限公司 | Multi-channel optical fiber automatic backup device for broadcasting network |
| CN203734673U (en) * | 2014-02-28 | 2014-07-23 | 北京锐锋钝石科技有限公司 | Optical fiber monitoring system |
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2014
- 2014-02-28 CN CN201410073113.4A patent/CN103825650A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2450828Y (en) * | 2000-07-12 | 2001-09-26 | 信息产业部武汉邮电科学研究院 | Optical cable real time monitoring device |
| CN2687694Y (en) * | 2004-03-09 | 2005-03-23 | 南京普天通信股份有限公司 | Intelligent optical fiber protection device |
| CN201766592U (en) * | 2010-09-17 | 2011-03-16 | 淄博思科电子技术开发有限公司 | Optical fiber on-line automatic monitoring system |
| CN103441792A (en) * | 2013-08-19 | 2013-12-11 | 无锡路通视信网络股份有限公司 | Multi-channel optical fiber automatic backup device for broadcasting network |
| CN203734673U (en) * | 2014-02-28 | 2014-07-23 | 北京锐锋钝石科技有限公司 | Optical fiber monitoring system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734776A (en) * | 2015-04-14 | 2015-06-24 | 国网吉林省电力有限公司信息通信公司 | Optic fiber monitoring system and monitoring method switching three operation modes freely |
| CN104734776B (en) * | 2015-04-14 | 2017-05-17 | 国网吉林省电力有限公司信息通信公司 | Optic fiber monitoring system and monitoring method switching three operation modes freely |
| CN109347550A (en) * | 2018-09-29 | 2019-02-15 | 国家电网有限公司 | Based on optical channel intelligent switching system |
| CN111049570A (en) * | 2019-12-20 | 2020-04-21 | 国家电网有限公司 | Automatic switching protection system for optical fiber circuit |
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