CN108306674A - A kind of localization method and positioning device of fault points of optical cables - Google Patents
A kind of localization method and positioning device of fault points of optical cables Download PDFInfo
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- CN108306674A CN108306674A CN201810030280.9A CN201810030280A CN108306674A CN 108306674 A CN108306674 A CN 108306674A CN 201810030280 A CN201810030280 A CN 201810030280A CN 108306674 A CN108306674 A CN 108306674A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
- H04B10/0771—Fault location on the transmission path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0791—Fault location on the transmission path
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The present invention provides a kind of localization method of fault points of optical cables and positioning devices.Localization method includes：Calculate the length variation coefficient of failure optical cable；Measure the failure optical cable both ends sheath kilometer between fault point respectively；Two fault distances for obtaining failure optical cable are corrected according to two sheath kilometers of the length variation coefficient pair；The distance between two fault distances section is determined as to the abort situation section of fault point.The present invention realizes the ranging by being carried out at the same time fault point at lightguide cable link both ends, and it is calibrated using the length variation coefficient of failure optical cable, realize the accurate positionin to fault points of optical cables, while greatly reducing lightguide cable link resource data collection and maintenance difficulties, the accuracy of localization of fault is substantially increased, there is good practical value.
Description
Technical field
The invention belongs to operation management technical fields, and in particular to a kind of localization method and positioning dress of fault points of optical cables
It sets.
Background technology
Optical cable as a kind of telecommunication media, because its transmission capacity is big, attenuation is few, transmission range is long, it is small, light-weight,
Without electromagnetic interference and the advantages such as at low cost, the fields such as telecommunications, electric power, broadcast have been widely used in it, and will gradually become future
The main body of communication network.It is quick in the O＆M of optical cable or management process, accurate since the laying distance of optical cable is usually longer
The geographical location of true ground locating optical cable fault point is for ensureing that the safe and stable operation of optical communication net has great importance.
By emitting in light pulse to optical fiber, then OTDR (Optical Time Domain Reflectometer) is
The information of return is received in the ports OTDR to carry out fault location.It is fault points of optical cables using the fault distance that OTDR is tested
Optical fiber sheath kilometer between test point, but due to optical cable in laid processes exist reserve, draw, hang wall, arc sag and
Terminal board such as stays at a variety of situations, causes the geographical length of laying optical cable that can be less than optical fibre in optical cable length, directly uses OTDR former
The result locating optical cable failure of barrier ranging usually there will be larger deviation, can not directly apply to the maintenance of lightguide cable link and rob
It repaiies.
In the prior art by established on GIS (Geographic Information System) map optical cable future part,
The logical relation for drawing, hanging wall, arc sag and connector and every section of optical cable, using approach alignment algorithm locating optical cable location of fault,
And by pre-establishing range deviation knowledge base, inquire the fault message of current failure cable link in range deviation knowledge base
Historical record locating optical cable location of fault.But these methods are needed timely and accurately to collect, safeguard the cutover of optical cable, be moved
Change, repair data and fault history, collects and safeguard the practicability that data cause workload to increase, and reduce；According to event
The mode of barrier historical record will produce larger error, reduce accuracy.
Invention content
For the defects in the prior art, the present invention provides a kind of localization method and positioning device of fault points of optical cables, tool
There is highly practical and directive property clear, improves the precision of positioning result.
To achieve the above object, the present invention provides following technical scheme：
On the one hand, the present invention provides a kind of localization methods of fault points of optical cables, including：
Calculate the length variation coefficient of failure optical cable；
Measure the failure optical cable both ends sheath kilometer between fault point respectively；
Two failures for obtaining failure optical cable are corrected according to two sheath kilometers of the length variation coefficient pair
Distance；
The distance between two fault distances section is determined as to the abort situation section of fault point.
Further, the length variation coefficient for calculating failure optical cable, including：
Using following formula computational length deviation factor；
Wherein, K is length variation coefficient, and S is each segment length that failure optical cable is moved towards in GIS map upper edge lightguide cable link geography
The sum of degree, H are the physical length of failure optical cable.
Further, the measurement failure optical cable both ends sheath kilometer between fault point respectively, including：
The failure optical cable both ends sheath kilometer between fault point respectively is measured using OTDR.
Further, it is corrected according to two sheath kilometers of the length variation coefficient pair and obtains failure optical cable
Two fault distances, including：
Two fault distances are calculated using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between failure optical cable one end and fault point, LAFor failure optical cable
Fault distance between one end and fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZFor failure light
Fault distance between the cable other end and fault point.
On the other hand, the present invention also provides a kind of positioning devices of fault points of optical cables, including：
Deviation unit, the length variation coefficient for calculating failure optical cable；
Measuring unit, for measuring the failure optical cable both ends sheath kilometer between fault point respectively；
Computing unit obtains failure light for being corrected according to two sheath kilometers of the length variation coefficient pair
Two fault distances of cable；
Positioning unit, the abort situation area for the distance between two fault distances section to be determined as to fault point
Between.
Further, the deviation unit, including：
Deviation subelement, for using following formula computational length deviation factor；
Wherein, K is length variation coefficient, and S is each segment length that failure optical cable is moved towards in GIS map upper edge lightguide cable link geography
The sum of degree, H are the physical length of failure optical cable.
Further, the measuring unit, including：
Subelement is measured, for measuring the failure optical cable both ends sheath kilometer between fault point respectively using OTDR.
Further, the computing unit, including：
Computation subunit, for calculating two fault distances using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between failure optical cable one end and fault point, LAFor failure optical cable
Fault distance between one end and fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZFor failure light
Fault distance between the cable other end and fault point.
On the other hand, the present invention also provides a kind of electronic equipment, including：Processor, memory and bus；Wherein,
Processor and memory complete mutual communication by bus；
Processor is used to call the program instruction in memory, to execute the positioning side of above-mentioned fault points of optical cables.
On the other hand, the present invention also provides a kind of non-transient computer readable storage medium, the non-transient computers
Readable storage medium storing program for executing stores computer instruction, and the computer instruction makes the computer execute the positioning of above-mentioned fault points of optical cables
Side.
As shown from the above technical solution, the positioning side of fault points of optical cables of the present invention and positioning device, by light
Cable road both ends are carried out at the same time the ranging of fault point, and are calibrated using the length variation coefficient of failure optical cable, realize to light
The accurate positionin of cable fault point carries significantly while greatly reducing lightguide cable link resource data collection and maintenance difficulties
The high accuracy of localization of fault, has good practical value.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is that first embodiment of the invention provides a kind of flow diagram of the localization method of fault points of optical cables；
Fig. 2 is that second embodiment of the invention provides a kind of structural schematic diagram of the positioning device of fault points of optical cables；
Fig. 3 is the structural schematic diagram for the electronic equipment that third embodiment of the invention provides.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention carries out clear, complete description, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The following embodiments of the present invention propose a kind of localization method and positioning device of fault points of optical cables.
A kind of localization method for fault points of optical cables that first embodiment of the invention provides, referring to Fig. 1, this method is specific
Include the following steps：
S101：Calculate the length variation coefficient of failure optical cable；
In this step, the length variation coefficient of failure optical cable is failure lightguide cable link in GIS map upper edge lightguide cable link
Ratio of the sum of each segment length of geography trend with the physical length of failure optical cable；The physical length of failure optical cable is optical cable
The specific formula for calculation of sheath kilometer, length variation coefficient is as follows：
Wherein：
K is length variation coefficient,
S is the sum of each segment length that failure optical cable is moved towards in GIS map upper edge lightguide cable link geography, can be existed by optical cable
The latitude and longitude coordinates of inflection point in GIS map are calculated；
H is the physical length of failure optical cable, and the physical length of failure optical cable can be with resource management system or optical cable construction
It obtains, can also in advance be obtained by OTDR tests when not breaking down in completion information.
S102：Measure the failure optical cable both ends sheath kilometer between fault point respectively；
In this step, the failure optical cable both ends sheath kilometer between fault point respectively is measured using OTDR；Wherein,
OTDR tests are then to receive the information of return in the ports OTDR by emitting in light pulse to optical fiber to carry out.When light arteries and veins
When being punched in transmission in optical fiber, it can be produced due to the property of optical fiber itself, connector, junction, bending or other similar events
Raw scattering, reflection, the scattering and reflection of a portion return in OTDR.The useful information of return by OTDR detection
Device measures, they just as on different location in optical fiber time or curve segment.From transmitting signals to used in return signal
Time, then determine speed of the light in glass substance, so that it may to calculate the distance of fault point distance test point.Using OTDR
It is the fiber lengths between fault points of optical cables and test point to test obtained fault distance.
S103：Obtain failure optical cable two are corrected according to two sheath kilometers of the length variation coefficient pair
Fault distance；
In this step, the measurement point at setting failure optical cable both ends is respectively the stations A and the stations Z, is carried out respectively from the stations A and the stations Z
OTDR fault localizations, and calibrated using failure cable length deviation factor K, obtain the length at the stations fault points of optical cables distance A
LAThe length L to stand with distance ZZ, two fault distances are calculated using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between the stations failure optical cable A and fault point, LAFor failure optical cable
Fault distance between one end and fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZFor failure light
Fault distance between the stations cable Z and fault point.
S104：The distance between two fault distances section is determined as to the abort situation section of fault point.
In this step, according to the fault distance L obtained in above-mentioned steps S103AWith fault distance LZ, in GIS map
It marks respectively and fault distance LACorresponding fault point PAAnd with fault distance LZCorresponding PZ, then failure optical cable is in GIS
P on figureAAnd PZBetween optical cable segment PAPZFor the fault points of optical cables position section finally positioned, the prominent mark in GIS map.
Wherein, PAPosition be that optical cable stands from A in GIS map and along physics moves towards advance LAPosition where after length；PZ
Position be that optical cable stands from Z in GIS map and along physics moves towards advance LZPosition where after length.
As can be seen from the above description, the localization method of a kind of fault points of optical cables of the present invention, using lightguide cable link in GIS
The quotient for projector distance and the cable sheath length that physics moves towards on map corrects OTDR events as the length variation coefficient of failure optical cable
Hinder ranging length, can effectively evade collection and safeguard the reserving, draw of each optical cable segment in lightguide cable link, hang wall, arc sag and
The difficulty of terminal board residual evidence；Fault localization is carried out using the website from lightguide cable link both ends respectively, and finally judgement both ends are surveyed
Optical cable segment between test result is fault point, can further decrease the influence that failure cable length deviation factor error band comes, carry
The accuracy of high fault location.
Second embodiment of the present invention provides a kind of positioning devices of fault points of optical cables, and referring to Fig. 2, which specifically includes：
Deviation unit 10, the length variation coefficient for calculating failure optical cable；
Measuring unit 20, for measuring the failure optical cable both ends sheath kilometer between fault point respectively；
Computing unit 30, for being corrected acquisition failure according to two sheath kilometers of the length variation coefficient pair
Two fault distances of optical cable；
Positioning unit 40, the abort situation for the distance between two fault distances section to be determined as to fault point
Section.
The deviation unit 10, including：
Deviation subelement, for using following formula computational length deviation factor；
Wherein, K is length variation coefficient, and S is each segment length that failure optical cable is moved towards in GIS map upper edge lightguide cable link geography
The sum of degree, H are the physical length of failure optical cable.
The measuring unit 20, including：
Subelement is measured, for measuring the failure optical cable both ends sheath kilometer between fault point respectively using OTDR.
The computing unit 30, including：
Computation subunit, for calculating two fault distances using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between failure optical cable one end and fault point, LAFor failure optical cable
Fault distance between one end and fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZFor failure light
Fault distance between the cable other end and fault point.
For device embodiments, since it is substantially similar to method embodiment, so description is fairly simple,
Related place illustrates referring to the part of method embodiment.
As shown from the above technical solution, the positioning device of a kind of fault points of optical cables of the present invention, using lightguide cable link
The quotient for projector distance and the cable sheath length that physics moves towards in GIS map corrects as the length variation coefficient of failure optical cable
OTDR fault localization length, can effectively evade collection and safeguard the reserving, draw of each optical cable segment in lightguide cable link, hang wall,
The difficulty of arc sag and terminal board residual evidence；Fault localization is carried out using the website from lightguide cable link both ends respectively, and is finally judged
Optical cable segment between the test result of both ends is fault point, can further decrease the shadow that failure cable length deviation factor error band comes
It rings, improves the accuracy of fault location.
The embodiment of the present invention three provides a kind of electronic equipment, and referring to Fig. 3, which may include：Processor 11,
Memory 12, bus 13 and it is stored in the computer program that can be run on memory 12 and on processor 11；
Wherein, the processor 11, memory 12 complete mutual communication by the bus 13；
The processor 11 realizes the method that above-mentioned each method embodiment is provided when executing the computer program, such as
Including：Calculate the length variation coefficient of failure optical cable；Measure the failure optical cable both ends sheath kilometer between fault point respectively；Root
Two fault distances for obtaining failure optical cable are corrected according to two sheath kilometers of the length variation coefficient pair；By two
The distance between fault distance section is determined as the abort situation section of fault point.
The embodiment of the present invention four provides a kind of non-transient computer readable storage medium, is stored thereon with computer journey
Sequence, the computer program realize the method that above-mentioned each method embodiment is provided when being executed by processor, such as including：Calculate event
Hinder the length variation coefficient of optical cable；Measure the failure optical cable both ends sheath kilometer between fault point respectively；According to the length
Two sheath kilometers of deviation factor pair are corrected two fault distances for obtaining failure optical cable；By two failures away from
From the distance between section be determined as the abort situation section of fault point.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, apparatus or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, the application can be used in one or more wherein include computer usable program code computer
The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The application be with reference to according to the method, apparatus of the embodiment of the present application and the flow chart of computer program product and/or
Block diagram describes.It should be understood that each flow that can be realized by computer program instructions in flowchart and/or the block diagram and/or
The combination of flow and/or box in box and flowchart and/or the block diagram.These computer program instructions can be provided to arrive
All-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices processor to generate one
Machine so that the instruction executed by computer or the processor of other programmable data processing devices generates flowing
The device/system for the function of being specified in one flow of journey figure or multiple flows and/or one box of block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.The fingers such as term "upper", "lower"
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplifies
Description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and behaviour
Make, therefore is not considered as limiting the invention.Unless otherwise clearly defined and limited, term " installation ", " connected ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
In the specification of the present invention, numerous specific details are set forth.Although it is understood that the embodiment of the present invention can
To put into practice without these specific details.In some instances, well known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this description.Similarly, it should be understood that disclose in order to simplify the present invention and helps to understand respectively
One or more of a inventive aspect, in the above description of the exemplary embodiment of the present invention, each spy of the invention
Sign is grouped together into sometimes in single embodiment, figure or descriptions thereof.However, should not be by the method solution of the disclosure
It releases and is intended in reflection is following：The feature that i.e. the claimed invention requirement ratio is expressly recited in each claim is more
More features.More precisely, as the following claims reflect, inventive aspect is to be less than single reality disclosed above
Apply all features of example.Therefore, it then follows thus claims of specific implementation mode are expressly incorporated in the specific implementation mode,
Wherein each claim itself is as a separate embodiment of the present invention.It should be noted that in the absence of conflict, this
The feature in embodiment and embodiment in application can be combined with each other.The invention is not limited in any single aspect,
It is not limited to any single embodiment, is also not limited to the arbitrary combination and/or displacement of these aspects and/or embodiment.And
And can be used alone of the invention each aspect and/or embodiment or with other one or more aspects and/or its implement
Example is used in combination.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover in the claim of the present invention and the range of specification.
Claims (10)
1. a kind of localization method of fault points of optical cables, which is characterized in that including：
Calculate the length variation coefficient of failure optical cable；
Measure the failure optical cable both ends sheath kilometer between fault point respectively；
Two fault distances for obtaining failure optical cable are corrected according to two sheath kilometers of the length variation coefficient pair；
The distance between two fault distances section is determined as to the abort situation section of fault point.
2. localization method according to claim 1, which is characterized in that the length variation coefficient for calculating failure optical cable,
Including：
Using following formula computational length deviation factor；
Wherein, K is length variation coefficient, S be each segment length for moving towards in GIS map upper edge lightguide cable link geography of failure optical cable it
With the physical length that, H is failure optical cable.
3. localization method according to claim 1, which is characterized in that measurement failure optical cable both ends respectively with fault point
Between sheath kilometer, including：
The failure optical cable both ends sheath kilometer between fault point respectively is measured using OTDR.
4. localization method according to claim 1, which is characterized in that according to two skins of the length variation coefficient pair
Long kilometer is corrected two fault distances for obtaining failure optical cable, including：
Two fault distances are calculated using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between failure optical cable one end and fault point, LAFor failure optical cable one end
Fault distance between fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZIt is another for failure optical cable
Fault distance between one end and fault point.
5. a kind of positioning device of fault points of optical cables, which is characterized in that including：
Deviation unit, the length variation coefficient for calculating failure optical cable；
Measuring unit, for measuring the failure optical cable both ends sheath kilometer between fault point respectively；
Computing unit obtains failure optical cable for being corrected according to two sheath kilometers of the length variation coefficient pair
Two fault distances；
Positioning unit, the abort situation section for the distance between two fault distances section to be determined as to fault point.
6. positioning device according to claim 5, which is characterized in that the deviation unit, including：
Deviation subelement, for using following formula computational length deviation factor；
Wherein, K is length variation coefficient, S be each segment length for moving towards in GIS map upper edge lightguide cable link geography of failure optical cable it
With the physical length that, H is failure optical cable.
7. positioning device according to claim 5, which is characterized in that the measuring unit, including：
Subelement is measured, for measuring the failure optical cable both ends sheath kilometer between fault point respectively using OTDR.
8. positioning device according to claim 5, which is characterized in that the computing unit, including：
Computation subunit, for calculating two fault distances using following two formula
LA=lA×K；
LZ=lZ×K；
Wherein, K is length variation system, lAFor the sheath kilometer between failure optical cable one end and fault point, LAFor failure optical cable one end
Fault distance between fault point, lZFor the sheath kilometer between the failure optical cable other end and fault point, LZIt is another for failure optical cable
Fault distance between one end and fault point.
9. a kind of electronic equipment, which is characterized in that including：Processor, memory and bus；Wherein,
Processor and memory complete mutual communication by bus；
Processor is used to call the program instruction in memory, and 1-4 any one of them fault points of optical cables is required with perform claim
Localization method.
10. a kind of non-transient computer readable storage medium, the non-transient computer readable storage medium storage computer refers to
It enables, the computer instruction makes the localization method of computer perform claim requirement 1-4 any one of them fault points of optical cables.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111082862A (en) * | 2019-12-05 | 2020-04-28 | 中国电信股份有限公司云南分公司 | Method for accurately positioning fault of trunk line of long-distance transmission optical cable |
| CN111490818A (en) * | 2020-04-10 | 2020-08-04 | 武汉光迅科技股份有限公司 | Long-distance optical fiber detection method, device, equipment, system and storage medium |
| CN111541481A (en) * | 2020-05-12 | 2020-08-14 | 广东电网有限责任公司电力调度控制中心 | Distribution network communication optical cable fault distance detection method and system |
| CN111884713A (en) * | 2020-07-23 | 2020-11-03 | 天津德力仪器设备有限公司 | Geographical position fault positioning method for optical network operation and maintenance |
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| CN111490818B (en) * | 2020-04-10 | 2022-03-11 | 武汉光迅科技股份有限公司 | Long-distance optical fiber detection method, device, equipment, system and storage medium |
| US11901937B2 (en) | 2020-04-10 | 2024-02-13 | Accelink Technologies Co., Ltd. | Long-distance optical fiber detecting method, apparatus, device and system, and storage medium |
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