CN105337656B - A kind of connection relation of optical network determines method, equipment and system - Google Patents
A kind of connection relation of optical network determines method, equipment and system Download PDFInfo
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- CN105337656B CN105337656B CN201410393176.8A CN201410393176A CN105337656B CN 105337656 B CN105337656 B CN 105337656B CN 201410393176 A CN201410393176 A CN 201410393176A CN 105337656 B CN105337656 B CN 105337656B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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Abstract
The invention discloses a kind of connection relation of optical network to determine method, equipment and system.Methods described includes：The first luminous power that each receiving device in region to be measured is received is detected, wherein, receiving device is optical line terminal or optical network device, and the first luminous power is the power that receiving device receives signal；The instruction pair optical fiber being connected with port to be measured or testing fiber are bent；The second luminous power that each receiving device in region to be measured is received is detected, wherein, the second luminous power is the power that receiving device receives signal after fibre-optical bending；If the first luminous power and the difference of the second luminous power that receiving device receives are more than threshold value or receiving device receives warning information, it is determined that annexation be present between port to be measured or testing fiber and receiving device.The present invention can quickly and easily determine the annexation of optical-fiber network.
Description
Technical field
The present invention relates to field of optical networks, more particularly to a kind of connection relation of optical network to determine method, equipment and system.
Background technology
With continuous growth of the user to bandwidth demand, traditional copper cash broadband access system does not adapt to user increasingly
Demand, at the same time, the huge Fibre Optical Communication Technology of bandwidth capacity is increasingly mature, and application cost declines year by year, intelligent acess
Net turns into the contenders of broadband access network of future generation.Wherein, EPON is the one of which of Optical Access Network.Such as figure
Shown in 1, EPON includes in present embodiment：Optical line terminal (Optical Line Terminal, OLT) 110, light
Distribute network 120 and optical network device 130.Optical network device 130 can be ONT Optical Network Terminal (Optical Network
Termination, ONT) or optical network unit (Optical Network Unit, ONU).Optical Distribution Network 120 generally by
The passive devices such as trunk optical fiber, optical branching device 121 and branch optical fiber form, trunk optical fiber connection OLT and optical branching device 121, light
Shunt 121 is connected to optical network device 130 by branch optical fiber.
For the ease of constructing, managing and safeguard, Optical Distribution Network 120 is generally in fibre distribution frame
(OpticalDistribution Frame, ODF), fiber cable cross connection box (Fiber Distribution Terminal, FDT) and
Optical fiber distributing box (Fiber Access Terminal, FAT) etc. carries out continuing for optical fiber, and the mode to continue includes adopting
With flexible jumper, cold connector connection or use heat sealing machine welding.Traditional Optical Distribution Network generally use paper labels identify light
The succession relation of fine link, i.e., paper labels are pasted on optical fiber, then indicated in paper labels the optical fiber from optical link it is whole
The numbering at end, the optical fiber from the port numbering of fibre distribution frame, the optical fiber from fiber cable cross connection box port numbering, should
Optical fiber from the port numbering of optical fiber distributing box, the optical fiber will by the port numbering for the fibre distribution frame being connected to, the optical fiber
Port label, the optical fiber for the fiber cable cross connection box being connected to will be even by the port numbering for the optical fiber distributing box being connected to, the optical fiber
At least one of optical network unit numbering being connected to.But after much time using, paper labels may damage
Ruin, or, service worker does not change paper labels correspondingly after port succession relation is changed, so as to cause in fiber link
Port succession relation is chaotic.When need to open new business either need to upgrade network or network break down need into
, it is necessary to which effective means identify the succession relation of fiber link, to be rapidly completed connecing for corresponding fiber link during row maintenance
Continuous and tracking.
Then, prior art provides a kind of connection relation of optical network and determines method, and it includes light source and optical fiber is known
Other instrument, wherein light source can inject specific signal into optical fiber, and such as direct current optical signal or the signal of specific frequency, optical fiber is known
Other instrument then provides optical fiber duct position with curved fiber, and detects because of light leak signal caused by fibre-optical bending, judges the signal received
Whether it is signal that light source injects into optical fiber, if it is can determine that light source and optical fiber identifier operation is same
A piece optical fiber.Specifically used process is that light source is connected to optical fiber to be identified by an operating personnel in office side, and launches spy
Determine signal to optical fiber to be transmitted, while inform this signal for being launched of the testing staff of distal end, the testing staff of distal end will
Numerous optical fiber are connected to the signal that optical fiber identifier detects whether light source transmitting one by one, launch letter if can detect
Number, indicate that two people operation for same root optical fiber, and then complete the identification of optical fiber.
Prior art has the following disadvantages：
, it is necessary to which an operating personnel inject specific light into testing fiber in office side with light source during detection
Signal, another operating personnel need to find injection certain optical signals in numerous optical fiber using optical fiber identifier in distal end simultaneously
Optical fiber, both coordinate the track and localization for completing optical fiber.Often identified the personnel at after an optical fiber, it is necessary to both ends at the same switching with after
The continuous identification for carrying out other optical fiber, and the most long reachable 20km of the physical link length of fiber optic network, this will give two operating personnel
Mating band come certain difficulty, easily cause to judge by accident, and cost of labor is larger.In addition, in identification process, office side operating personnel
After injecting certain optical signals into a testing fiber, far-end operation personnel need to search the light letter in the optical fiber of distal end one by one
Number, untill the certain optical signals of local side injection are found, efficiency is very low.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is how to solve prior art test optical fiber connection status
Poor efficiency, high Cost Problems.
In a first aspect, the embodiments of the invention provide a kind of connection relation of optical network to determine method, including：Detect area to be measured
The first luminous power that each receiving device in domain is received, wherein, the receiving device is that optical line terminal or optical-fiber network are set
Standby, first luminous power is the power that the receiving device receives signal；Indicate pair optical fiber being connected with port to be measured or
Testing fiber is bent；The second luminous power that each receiving device is received in the region to be measured is detected, wherein, described second
Luminous power is the power that the receiving device receives signal after the fibre-optical bending；If the first smooth work(that receiving device receives
The difference of rate and the second luminous power is more than threshold value or the receiving device receives warning information, it is determined that the port to be measured or institute
State between testing fiber and the receiving device and annexation be present.
With reference in a first aspect, in the first possible embodiment of the application first aspect, the port to be measured is light
The port of fine the distributing frame either port of fiber cable cross connection box or port or the port of optical line terminal in optical fiber distributing box
The either port of optical branching device or the port of optical network unit.
With reference in a first aspect, in second of possible embodiment of the application first aspect, the testing fiber be with
The port of the fibre distribution frame either port of fiber cable cross connection box or port or the end of optical line terminal in optical fiber distributing box
The optical fiber of the port connection of the port or optical network unit of mouth or optical branching device.
With reference in a first aspect, in the third possible embodiment of the application first aspect, the signal sets for transmission
It is standby that signal transmitted during normal communications traffic is carried out between receiving device.
With reference to first aspect to first aspect the third possible embodiment in any one embodiment, this Shen
Please be in the 4th kind of possible embodiment of first aspect, the optical network device is ONT Optical Network Terminal or optical network unit.
Second aspect, the embodiments of the invention provide a kind of management equipment, including：Detection module, for detecting area to be measured
The first luminous power that each receiving device in domain is received, wherein, the receiving device is that optical line terminal or optical-fiber network are set
Standby, first luminous power is the power that the receiving device receives signal, and the detection module is by first luminous power
It is sent to the judging module；Indicating module, for indicating that pair optical fiber or testing fiber that are connected with port to be measured are bent；
The detection module, it is additionally operable to detect the second luminous power that each receiving device is received in the region to be measured, wherein, described
Two luminous powers are the power that the receiving device receives signal after the fibre-optical bending, and the detection module is by second light
Power is sent to the judging module；Judge module, for receiving first luminous power and second luminous power, work as reception
When the first luminous power and the difference of the second luminous power that equipment receives receive warning information more than threshold value or the receiving device, really
It is fixed annexation to be present between the port to be measured or testing fiber and the receiving device.
With reference to second aspect, in the first possible embodiment of the application second aspect, the port to be measured is light
The port of fine distributing frame or the port in the port of fiber cable cross connection box or optical fiber distributing box or the port of optical line terminal or light point
The port of road device or the port of optical network unit.
With reference to second aspect, in second of possible embodiment of the application second aspect, the testing fiber be with
The port of fibre distribution frame or the port in the port of fiber cable cross connection box or optical fiber distributing box or the port of optical line terminal or light
The port of shunt or the optical fiber of the port connection of optical network unit.
With reference to second aspect, in the third possible embodiment of the application second aspect, the signal sets for transmission
It is standby that signal transmitted during normal communications traffic is carried out between receiving device.
With reference to second aspect to second aspect the third possible embodiment in any one embodiment, this Shen
Please be in the 4th kind of possible embodiment of second aspect, the optical network device is ONT Optical Network Terminal or optical network unit.
The third aspect, the embodiments of the invention provide a kind of optical network system, including：It is management equipment, bending apparatus, multiple
Receiving device, connected by optical fiber between plurality of receiving device, the management equipment is used to detecting each in region to be measured
The first luminous power that receiving device is received, wherein, the receiving device is optical line terminal or optical network device, described
One luminous power is the power that the receiving device receives signal；The management equipment is additionally operable to instruction pair and is connected with port to be measured
Optical fiber or testing fiber bent；The bending apparatus is used for according to the instruction pair optical fiber being connected with port to be measured or to be measured
Optical fiber is bent；The management equipment is additionally operable to detect the second smooth work(that each receiving device is received in the region to be measured
Rate, wherein, second luminous power is the power that the receiving device receives signal after the fibre-optical bending；The management is set
It is standby to be additionally operable to when the first luminous power and the difference of the second luminous power that receiving device receives are more than threshold value or the receiving device receives
During to warning information, determine annexation be present between the port to be measured or testing fiber and the receiving device.
With reference to the third aspect, in the first possible embodiment of the application third aspect, the port to be measured is light
The port of fine distributing frame or the port in the port of fiber cable cross connection box or optical fiber distributing box or the port of optical line terminal or light point
The port of road device or the port of optical network unit.
With reference to the third aspect, in second of possible embodiment of the application third aspect, the testing fiber be with
The port of fibre distribution frame or the port in the port of fiber cable cross connection box or optical fiber distributing box or the port of optical line terminal or light
The port of shunt or the optical fiber of the port connection of optical network unit.
With reference to the third aspect, in the third possible embodiment of the application third aspect, the signal sets for transmission
It is standby that signal transmitted during normal communications traffic is carried out between receiving device.
With reference to the third aspect to the third aspect the third possible embodiment in any one embodiment, this Shen
Please be in the 4th kind of possible embodiment of the third aspect, the optical network device is ONT Optical Network Terminal or optical network unit.
According to before the bending of the optical fiber being connected with port and after bending receiving device can be caused to receive in such scheme
The first luminous power and the difference of the second luminous power be more than threshold value, so that it is determined that the port being connected with optical fiber or testing fiber and first
Annexation between equipment be present.By implementing the embodiment of the present invention, while the first luminous power transmitted by receiving device is obtained,
Then the difference of the first luminous power of which receiving device of automatic decision and the second luminous power is more than threshold value, and then quickly determines
Annexation be present between the port being connected with optical fiber or testing fiber and the first equipment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of prior art EPON one；
Fig. 2 is the structural representation of the embodiment of optical network system one of the present invention；
Fig. 3 is the structural representation of an embodiment of fibre junction in optical network system of the present invention；
Fig. 4 is the structural representation of the port to be measured or testing fiber in the mode of the fibre junction shown in Fig. 3；
Fig. 5 is the flow chart that connection relation of optical network of the present invention determines the embodiment of method one；
Fig. 6 is the structural representation of the embodiment of management equipment one of the present invention；
Fig. 7 is the structural representation of another embodiment of management equipment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It should be noted that the term used in embodiments of the present invention is only merely for the mesh of description specific embodiment
, and it is not intended to be limiting the present invention." one of singulative used in the embodiment of the present invention and appended claims
Kind ", " described " and "the" are also intended to including most forms, unless context clearly shows that other implications.It is also understood that this
Term "and/or" used herein refers to and comprising any or all possible group associated of list items purpose of one or more
Close.
Refering to Fig. 2, Fig. 2 is the structural representation of the embodiment of optical network system one of the present invention.The system of present embodiment
Including：Optical line terminal 110, Optical Distribution Network 120, optical network device 130, management equipment 140 and bending apparatus 150.Its
In, receiving device can be optical line terminal 110 or optical network device 130, and bending apparatus 150 can be fibre-optical bending device
(iFiberBender).Optical network device 130 can be ONT Optical Network Terminal or optical network unit.Optical Distribution Network 120 is usual
It is made up of passive devices such as trunk optical fiber, optical branching device 121 and branch optical fiber, trunk optical fiber connection OLT and optical branching device 121,
Optical branching device 121 is connected to optical network device 130 by branch optical fiber.Management equipment 140 can connect directly or by internet
Connect optical line terminal 110.
Due to optical line terminal 110 and optical branching device 121, the distance between optical branching device 121 and optical network device 130 can
Can be far, for the ease of constructing, managing and safeguard, Optical Distribution Network 120 is generally in fibre distribution frame 122, fiber cable cross connection box 123
Continuing for optical fiber is carried out with optical fiber distributing box 124 etc..For example, as shown in figure 3, the port on optical line terminal 110 passes through
One optical fiber is connected to the first port of the first fibre distribution frame 122, and the first port of the first fibre distribution frame 122 passes through the second light
Fibre is connected to the first port of the second fibre distribution frame 122, and the first port of the second fibre distribution frame 122 is connected by the 3rd optical fiber
The first port of fiber cable cross connection box 123 is connected to, the first port of fiber cable cross connection box 123 is connected to optical branching device by the 4th optical fiber
121 input port, the first output port of optical branching device 121 are connected in optical fiber distributing box 124 by the 5th optical fiber
Single port, the first port in optical fiber distributing box 124 are connected to the port of optical network device 130 by six fiberses, so as to structure
Into one from optical line terminal 110 to the fiber link of optical network device 130.
During the construction, business granting and associated maintenance of optical-fiber network is carried out, it is necessary first to identify to be onstructed, business
Port and the annexation of optical line terminal 110 and/or optical network device 130 in granting, the optical link safeguarded, and, light
The annexation of optical fiber and optical line terminal 110 and/or optical network device 130 on link, so as to subsequently to this fiber link
Carry out the work such as constructing operation, link-quality detection and assessment.Certainly, in some cases, it can be possible to need to only identify on optical link
Port and optical line terminal 110 and/or optical network device 130 annexation, or need to only identify the optical fiber on optical link
With the annexation of optical line terminal 110 and/or optical network device 130., wherein it is desired to the port being identified is end to be measured
Mouth is, it is necessary to which the optical fiber being identified is testing fiber.The port to be measured can be the port of fibre distribution frame 122, optical cable friendship
Connect port, the port in optical fiber distributing box 124, the port of optical line terminal 110, the port of optical branching device 121 or the light of case 123
Port of the network equipment 130 etc..The testing fiber is the end with the port of fibre distribution frame 122, fiber cable cross connection box 123
Mouth, the port in optical fiber distributing box 124, the port of optical line terminal 110, the port of optical branching device 121 or optical network device 130
Port connection optical fiber etc..
When it needs to be determined that during the annexation of port to be measured or optical fiber, all light of the management equipment 140 into region to be measured
Line terminal 110 sends the order of the downlink reception luminous power of measurement optical network device 130 or measurement optical line terminal 110 receives
The order of the luminous power for the uplink optical signal that the optical network device 130 arrived is sent.Optical line terminal 110 in region to be measured is connecing
After receiving order, indicate downstream signal of the corresponding optical network device 130 to receiving luminous power measure or directly it is right
The luminous power for the uplink optical signal that the corresponding optical network device 130 received is sent measures, so as to obtain the first luminous power.
Then, the first luminous power that measurement obtains is sent to management equipment 140 by optical line terminal 110.Management equipment 140 is receiving
After first luminous power, optical fiber or testing fiber that instruction workmen couple is connected with port to be measured are bent.Wherein, instruction can
Sent by wireless network on the mobile terminal held to construction worker, or be sent directly to the display screen of bending apparatus 150
On curtain.Construction worker is bent using bending apparatus 150 according to instruction pair optical fiber or testing fiber that are connected with port to be measured,
And the information of curved fiber is fed back to management system 140.All optical links into region to be measured are whole again for management system 140
End 110 sends measuring commands, and the optical network device 130 in region to be measured again indicates that corresponding after measuring command is received
The luminous power of downstream signal of the optical network device 130 to receiving measures or the corresponding optical network device directly to receiving
The luminous power of 130 uplink optical signals sent measures, so as to obtain the second luminous power.Then, optical line terminal 110 will be surveyed
The second luminous power measured is sent to management equipment 140.Management equipment 140 will receive after the second luminous power is received
The first luminous power and the second luminous power be compared.What if the optical network device 130 of some optical line terminal 110 received
The first luminous power and the second luminous power for the uplink optical signal that downstream signal or its corresponding optical network device 130 received are sent
Difference be more than threshold value, it is determined that exist between port to be measured or testing fiber and the optical line terminal 110 and optical network device 130
Annexation.The optical line terminal 110 indicates corresponding optical network device 130 to receiving after measuring command is received
The luminous power of downstream signal measure and can be realized by management passage between optical line terminal 110 and optical network device 130
(such as GPON OMCI passages, EPON OAM passages), i.e. optical line terminal 110 notify optical network device 130 by management passage
The measuring light power of downstream signal received is completed, after optical network device 130 completes measuring light power, by management passage
Offer optical line terminal 110.For example, as shown in figure 4, if threshold value is 1dB (decibel, decibel), port to be measured is the
The first port of one fibre distribution frame, all optical line terminals in region to be measured first are completed the first measuring light power, obtained
The first luminous power be respectively optical network device 1：- 25.1dBm, optical network device 2：- 25.8dBm, optical network device 3：-
23.8dBm and optical network device 4：-24.4dBm.Then the optical fiber of the first port connection of the first fibre distribution frame is bent, is treated
All optical line terminals surveyed in region complete the second measuring light power, and the second obtained luminous power is respectively optical network device
1：- 26.3dBm, optical network device 2：- 26.9dBm, optical network device 3：- 23.6dBm and optical network device 4：-24.5dBm.
Then the difference of the first luminous power and the second luminous power is respectively：Optical network device 1：1.2dB, optical network device 2：1.1dB, light net
Network equipment 3：- 0.2dB and optical network device 4：0.1dB.The optical network device 1 and optical-fiber network connected due to optical line terminal 1
First luminous power of equipment 2 and the difference of the second luminous power are all higher than threshold value, and the optical network device 3 that optical line terminal 2 connects
Threshold value is respectively less than with the first luminous power of optical network device 4 and the difference of the second luminous power, coincidence measurement error, then can be sentenced
It is disconnected, the first port of the first fibre distribution frame and its optical fiber connected and optical line terminal 1 and optical network device 1 and light net
Annexation be present between network equipment 2.Similarly, if testing fiber is what is be connected with the first port of the first fibre distribution frame
Optical fiber, then testing fiber can be equally obtained using above-mentioned method and is set with optical line terminal 1 and optical network device 1 and optical-fiber network
Annexation be present between standby 2, do not deploy to repeat herein.
Alternatively, if the loss that brings of curved fiber is excessive, cause optical line terminal 110 and optical network device 130 it
Between communication disruption lead to not carry out the second luminous power measurement or communication quality deterioration seriously lead to not report the second light
During power, optical line terminal 110 can detect the alarm of the communication disruption of optical network device 130 or communication quality deterioration alarm, and will
Warning information reports management equipment 140.Management equipment 140 can determine port to be measured and/or optical fiber and the light according to warning information
Annexation be present between line terminal 110 and optical network device 130.For example, as shown in figure 4, if threshold value is 1dB
(decibel, decibel), port to be measured are the first port of the first fibre distribution frame, all light in region to be measured first
The first measuring light power is completed in line terminal, and the first obtained luminous power is respectively optical network device 1：- 27.6dBm, optical-fiber network
Equipment 2：- 27.8dBm, optical network device 3：- 23.8dBm and optical network device 4：-24.4dBm.Then the first optical fiber is bent
The optical fiber of the first port connection of distributing frame, all optical line terminals in region to be measured complete the second measuring light power, due to
The loss of curved fiber entrance link causes received optical power to exceed the receiving sensitivity of optical network device 1 and optical network device 2, enters
And cause the communication disruption between optical line terminal 1 and optical network device 1 and optical network device 2, the second luminous power can not be obtained,
Now optical line terminal 1 can detect optical network device 1 and the alarm of the communication disruption of optical network device 2 or communication quality deterioration alarm
(such as LOS is alerted, Loss of Signal), and warning information is reported into management equipment.And optical network device 3 and optical network device
4 the second luminous power is respectively optical network device 3：- 23.6dBm and optical network device 4：-24.5dBm.Then the first luminous power
Difference with the second luminous power is respectively：Optical network device 1：-, optical network device 2：-, optical network device 3：- 0.2dB and light
The network equipment 4：0.1dB.Due to the optical network device 1 of the first optical line terminal OLT 1 connection and not detecting for optical network device 2
To the second luminous power, but there are communication disruption alarm or communication quality deterioration alarm, and the light of the second optical line terminal OLT 2 connection
The difference of the first luminous power and the second luminous power of the network equipment 3 and optical network device 4 is respectively less than threshold value, coincidence measurement error,
Then it may determine that, the first port of the first fibre distribution frame and its optical fiber connected are set with optical line terminal 1 and optical-fiber network
It is standby annexation to be present between 1 and optical network device 2.Similarly, if testing fiber is first with the first fibre distribution frame
The optical fiber of port connection, then equally can obtain testing fiber and optical line terminal 1 and optical network device 1 using above-mentioned method
Annexation between optical network device 2 be present, do not deploy to repeat herein.
Alternatively, in order to improve the accuracy of connection relation of optical network, after the second measuring light power is completed, management equipment
140 can all optical line terminals 110 into region to be measured send measurement optical network device 130 again after fibre-optical bending is cancelled
Downlink reception luminous power or the light of uplink optical signal that sends of the optical network device 130 that receives of measurement optical line terminal 110
Power command, to obtain the 3rd luminous power, if the first luminous power and the difference of the second luminous power that certain optical line terminal obtains are big
In threshold value, and the difference of the first luminous power and the 3rd luminous power is less than threshold value, it is determined that port to be measured or testing fiber and the light
Annexation be present between road terminal 110 and corresponding optical network device 130.Or certain optical line terminal does not obtain normally
Two luminous powers, and detect that communication disruption alarm or communication quality are bad between the optical line terminal and the optical network unit of its connection
Change alarm, but can normally obtain the 3rd luminous power, the difference of the first luminous power and the 3rd luminous power is less than threshold value, and the optical link is whole
Communication disruption alarm or communication quality deterioration alarm between the optical network unit of end and its connection are cancelled, it is determined that port to be measured
Or annexation be present between testing fiber and the optical line terminal 110 and corresponding optical network device 130.
When being constructed in the port on to backbone and/or optical fiber, all optical links in region to be measured are may indicate that
The luminous power of downstream signal of all optical network devices of its connection of terminal-pair to receiving measures or directly to all light
The luminous power for the uplink optical signal that the network equipment is sent measures respectively；In order to improve efficiency, the end on to backbone
When mouth and/or optical fiber are constructed, some optical-fiber network that all optical line terminals in region to be measured connect to it can also indicate that
The uplink optical signal that the luminous power for the downstream signal that equipment interconnection receives is measured or directly sent to some optical network device
Luminous power measure；And the port to optical branching device may indicate that all optical links in region to be measured are whole when constructing
The luminous power of downstream signal of all optical network devices connected to it to receiving is held to measure or directly to all light nets
The luminous power for the uplink optical signal that network equipment is sent measures respectively；, also can be first to the defeated of optical branching device in order to improve efficiency
Inbound port is measured to judge optical line terminal that the optical branching device is connected, then directly indicates the line terminal to its institute
The luminous power for the downstream signal that all optical network devices of connection receive measures or directly all optical network devices is sent out
The luminous power of the uplink optical signal sent measures.
It is understood that it is normally carried out communicating to not influence to be used the user of network, for communicating
Fiber link on port to be measured when being attached relation and determining, the signal for carrying out power measurement can send equipment with connecing
Signal transmitted during normal communications traffic is carried out between receiving unit.For the end to be measured in the fiber link that is not communicated
When mouthful being attached relation and determining, order can be sent to equipment is sent so that send equipment and send test signal, now, carry out
The signal of power measurement is then test signal.
In addition, threshold value set can based on experience value and fiber link loss and be configured, the present invention do not make
It is specific to limit.
It can cause to connect according to before optical fiber or the testing fiber bending being connected with port to be measured and after bending in such scheme
The first luminous power and the difference of the second luminous power that receiving unit receives are more than threshold value, so as to automatically determine be connected with optical fiber it is to be measured
Annexation be present between port or testing fiber and the first equipment., can be simply and easily true by implementing the embodiment of the present invention
Determine connection relation of optical network, only need a detection operating personnel to complete in actual mechanical process, reduce the complexity of operation
Degree, and then reduce cost of labor.Meanwhile connection relation of optical network of the invention determines that system need not be whole independently of optical link
Light source outside end, can be further cost-effective.
Referring to Fig. 5, Fig. 5 is the flow chart that connection relation of optical network of the present invention determines the embodiment of method one.This method bag
Include：
510：Detect the first luminous power that each receiving device in region to be measured is received.
When it needs to be determined that during the annexation of port to be measured or optical fiber, all optical links of the management equipment into region to be measured
Terminal sends the order of the downlink reception luminous power of measurement optical network device or measures the optical-fiber network that optical line terminal receives and sets
The order of the luminous power for the uplink optical signal that preparation is sent.Optical line terminal in region to be measured indicates phase after order is received
The luminous power of downstream signal of the optical network device answered to receiving measures or directly the corresponding optical-fiber network received is set
The luminous power for the uplink optical signal that preparation is sent measures, so as to obtain the first luminous power.Then, optical line terminal will measure
To the first luminous power be sent to management equipment.
It is understood that it is normally carried out communicating to not influence to be used the user of network, for communicating
Fiber link, the signal for carrying out power measurement can send to carry out normal communications traffic when institute between equipment and receiving device
The signal of transmission.For the fiber link not communicated, order can be sent to equipment is sent so that send equipment transmission and survey
Trial signal, now, the signal for carrying out power measurement are then test signal.
520：Pair optical fiber being connected with port to be measured or testing fiber are bent.
Specifically, due to optical line terminal and optical branching device, the distance between optical branching device and optical network device may be very
Far, for the ease of constructing, managing and safeguard, Optical Distribution Network is generally in fibre distribution frame, fiber cable cross connection box and optical fiber distributing box
Etc. carry out optical fiber and continue.For example, as shown in figure 3, the port on optical line terminal is connected to the first light by the first optical fiber
The first port of fine distributing frame, the first port of the first fibre distribution frame are connected to the second fibre distribution frame by the second optical fiber
First port, the first port of the second fibre distribution frame are connected to the first port of fiber cable cross connection box, optical cable by the 3rd optical fiber
The first port of cross-connecting box is connected to the input port of optical branching device by the 4th optical fiber, and the first output port of optical branching device leads to
Cross the first port that the 5th optical fiber is connected in optical fiber distributing box, the first port in optical fiber distributing box passes through six fiberses and connected
To the port of optical network unit, so as to constitute a fiber link from optical line terminal to optical network unit.
During the construction, business granting and associated maintenance of optical-fiber network is carried out, it is necessary first to identify to be onstructed, business
Port and the annexation of optical line terminal and/or optical network device in granting, the optical link safeguarded, and, on optical link
Optical fiber and optical line terminal and/or optical network device annexation, so as to subsequently this fiber link is carried out constructing operation,
The work such as link-quality detection and assessment.Certainly, in some cases, it can be possible to need to only identify port and the optical link on optical link
The annexation of terminal and/or optical network device, or need to only identify optical fiber and optical line terminal and/or light net on optical link
The annexation of network equipment., wherein it is desired to the port being identified is port to be measured, it is necessary to which the optical fiber being identified is treats light-metering
It is fine.The port to be measured can be the port of fibre distribution frame, the port of fiber cable cross connection box, the port in optical fiber distributing box, light
Port of the port of line terminal, the port of optical branching device or optical network unit etc..The testing fiber is and optical fiber distributing
The port of frame, the port of fiber cable cross connection box, the port in optical fiber distributing box, the port of optical line terminal, the port of optical branching device
Or optical fiber of port connection of optical network unit etc..
Management equipment indicates that pair optical fiber being connected with port to be measured or testing fiber are carried out after the first luminous power is received
Bending.Wherein, instruction can be sent on the mobile terminal held to construction worker by wireless network.Construction worker is set using bending
Standby to be bent according to instruction pair optical fiber or testing fiber that are connected with port to be measured, the information for feeding back curved fiber extremely manages
System.
530：The second luminous power that each receiving device in region to be measured is received is detected, wherein, the second luminous power is optical fiber
Receiving device receives the power of signal after bending.
Specifically, after fibre-optical bending, all optical line terminals into region to be measured send measurement to management system again
Order, the optical network device in region to be measured again indicates that corresponding optical network device to receiving after measuring command is received
To the luminous power of downstream signal measure or the uplink optical signal that is directly sent to the corresponding optical network device that receives
Luminous power measures, so as to obtain the second luminous power.Then, the second luminous power that measurement obtains is sent to by optical line terminal
Management equipment.
540：If the first luminous power and the difference of the second luminous power that receiving device receives are more than threshold value, it is determined that to be measured
Annexation between port and receiving device be present.
Specifically, management equipment is after the second luminous power is received, by the first luminous power received and the second luminous power
It is compared.If the downstream signal that the optical network device of some optical line terminal receives or the corresponding optical-fiber network that it is received
The first luminous power of uplink optical signal and the difference of the second luminous power that equipment is sent are more than threshold value, it is determined that port to be measured is to be measured
Annexation be present between optical fiber and the optical line terminal and optical network device.
For example, as shown in figure 4, if threshold value is 1dB (decibel, decibel), port to be measured is the first optical fiber distributing
The first port of frame, all optical line terminals in region to be measured first complete the first measuring light power, the first obtained smooth work(
Rate is respectively optical network device 1：- 25.1dBm, optical network device 2：- 25.8dBm, optical network device 3：- 23.8dBm and light
The network equipment 4：-24.4dBm.Then the optical fiber of the first port connection of the first fibre distribution frame, the institute in region to be measured are bent
There is optical line terminal to complete the second measuring light power, the second obtained luminous power is respectively optical network device 1：- 26.3dBm, light
The network equipment 2：- 26.9dBm, optical network device 3：- 23.6dBm and optical network device 4：-24.5dBm.Then the first luminous power
Difference with the second luminous power is respectively：Optical network device 1：1.2dB, optical network device 2：1.1dB, optical network device 3：-
0.2dB and optical network device 4：0.1dB.Because the optical network device 1 and optical-fiber network of the connection of the first optical line terminal OLT 1 are set
Standby 2 the first luminous power and the difference of the second luminous power are all higher than threshold value, and the optical-fiber network of the second optical line terminal OLT 2 connection
The difference of the first luminous power and the second luminous power of equipment 3 and optical network device 4 is respectively less than threshold value, coincidence measurement error, then may be used
To judge, the first port of the first fibre distribution frame is set with the first optical line terminal OLT 1 and optical network device 1 and optical-fiber network
Annexation be present between standby 2.
Similarly, if testing fiber is the optical fiber being connected with the first port of the first fibre distribution frame, can equally adopt
Obtain connection between testing fiber and optical line terminal 1 and optical network device 1 and optical network device 2 being present with above-mentioned method
Relation, do not deploy to repeat herein.
Alternatively, if the loss that brings of curved fiber is excessive, cause logical between optical line terminal and optical network device
Letter interrupts the measurement for leading to not carry out the second luminous power or communication quality is deteriorated when seriously leading to not report the second luminous power,
Optical line terminal can detect the alarm of optical network device communication disruption or communication quality deterioration alarm, and warning information is reported into pipe
Manage equipment.Management equipment can determine port to be measured or testing fiber and the optical line terminal and optical network device according to warning information
Between annexation be present.
The optical line terminal indicates corresponding optical network device to the descending letter that receives after measuring command is received
Number power measure can by between optical line terminal and optical network device management passage realize (such as GPON OMCI leads to
Road, EPON OAM passages etc.), i.e., optical line terminal notifies optical network device to complete the descending letter received by management passage
Number measuring light power, optical network device complete measuring light power after, optical line terminal is reported by management passage.
It is understood that in order to improve the accuracy of connection relation of optical network, after the second measuring light power is completed, pipe
Reason equipment can all optical line terminals into region to be measured send measurement optical network device again after fibre-optical bending is cancelled
The luminous power order for the uplink optical signal that the optical network device that downlink reception luminous power or measurement optical line terminal receive is sent,
To obtain the 3rd luminous power, if the first luminous power and the difference of the second luminous power that certain optical line terminal obtains are more than threshold value, and
The difference of first luminous power and the 3rd luminous power is less than threshold value, it is determined that port to be measured or testing fiber and the optical line terminal and phase
Annexation be present between the optical network device answered.Or certain optical line terminal does not obtain the second luminous power normally, and detect
Communication disruption alarm or communication quality deterioration alarm between the optical line terminal and the optical network unit of its connection, but can normally obtain
The 3rd luminous power, the difference of the first luminous power and the 3rd luminous power are less than threshold value, and the optical line terminal and its light net connected
Communication disruption alarm or communication quality deterioration alarm between network unit are cancelled, it is determined that port to be measured or testing fiber and the light
Annexation be present between line terminal and corresponding optical network device.
When being constructed in the port on to backbone, all optical line terminals in region to be measured may indicate that its connection
The luminous power of downstream signal of all optical network devices to receiving measure or directly all optical network devices sent
The luminous power of uplink optical signal measure respectively；In order to improve efficiency, when being constructed in the port on to backbone,
All optical line terminals in region to be measured can also indicate that some optical network device of its connection to the downstream signal that receives
The luminous power for the uplink optical signal that luminous power is measured or directly sent to some optical network device measures respectively；It is and right
When the port of optical branching device is constructed, all optical line terminals in region to be measured indicate all optical network devices of its connection
The luminous power of downstream signal to receiving measure or directly to all optical network devices send uplink optical signal light
Power measures respectively；In order to improve efficiency, also first the input port of optical branching device can be operated to judge the light point
The optical line terminal that road device is connected, then directly indicate that all optical network devices that the line terminal is connected to it receive
Downstream signal luminous power measure or directly to all optical network devices send uplink optical signal luminous power carry out
Measurement.
In addition, threshold value set can based on experience value and fiber link loss and be configured, the present invention do not make
It is specific to limit.
It can cause to connect according to before optical fiber or the testing fiber bending being connected with port to be measured and after bending in such scheme
The first luminous power and the difference of the second luminous power that receiving unit receives are more than threshold value, so as to automatically determine be connected with optical fiber it is to be measured
Annexation be present between port or testing fiber and the first equipment., can be simply and easily true by implementing the embodiment of the present invention
Determine connection relation of optical network, only need a detection operating personnel to complete in actual mechanical process, reduce the complexity of operation
Degree, and then reduce cost of labor.Meanwhile connection relation of optical network of the invention determines that system need not be whole independently of optical link
Light source outside end, can be further cost-effective.
The above-mentioned method for illustrating the embodiment of the present invention, following for being easy to preferably implement the embodiment of the present invention
Such scheme, correspondingly, the relevant device for implementing such scheme for coordinating is also provided below.
Refering to Fig. 6, Fig. 6 is the structural representation of the embodiment of management equipment one of the present invention.The management of present embodiment is set
Standby 600 include：Detection module 610, indicating module 620 and judging module 630.
The detection module 610 is used to detect the first luminous power that each receiving device in region to be measured is received, wherein,
The receiving device is optical line terminal or optical network device, and first luminous power is that the receiving device receives signal
Power, first luminous power is sent to the judging module 630 by the detection module 610.
The indicating module 620 is used to indicate that pair optical fiber being connected with port to be measured or testing fiber are bent or cancelled
Bending.
The detection module 610 is additionally operable to detect the second luminous power that each receiving device is received in the region to be measured,
Wherein, second luminous power is the power that the receiving device receives signal after the fibre-optical bending, the detection module
Second luminous power is sent to the judging module 630 by 610.
The judging module 630 is used to receive first luminous power and second luminous power, is received in receiving device
The first luminous power and the difference of the second luminous power when being more than threshold value or the receiving device and receiving warning information, it is determined that described treat
Survey between port or testing fiber and the receiving device and annexation be present.
Alternatively, the port to be measured for fibre distribution frame the port either port of fiber cable cross connection box or optical fibre separating
Port in the case either port of optical line terminal or the port of optical branching device or the port of optical network unit.
Alternatively, the testing fiber is that either the port of fiber cable cross connection box or optical fiber divide with the port of fibre distribution frame
The port light that either port of optical line terminal or the port of optical branching device or the port of optical network unit connect in fine case
It is fine.
Alternatively, transmitted letter when the signal carries out normal communications traffic to send between equipment and receiving device
Number.
Alternatively, the optical network device is ONT Optical Network Terminal or optical network unit.
Device shown in Fig. 6 can perform each step in the method shown in Fig. 5, referring specifically to Fig. 5 and correlation
Description, it is no longer repeated herein.
It can cause to connect according to before optical fiber or the testing fiber bending being connected with port to be measured and after bending in such scheme
The first luminous power and the difference of the second luminous power that receiving unit receives are more than threshold value, so as to automatically determine be connected with optical fiber it is to be measured
Annexation be present between port or testing fiber and the first equipment., can be simply and easily true by implementing the embodiment of the present invention
Determine connection relation of optical network, only need a detection operating personnel to complete in actual mechanical process, reduce the complexity of operation
Degree, and then reduce cost of labor.Meanwhile connection relation of optical network of the invention determines that system need not be whole independently of optical link
Light source outside end, can be further cost-effective.
Refering to Fig. 7, Fig. 7 is the structural representation of the embodiment of management equipment one of the present invention.The management of present embodiment is set
Standby 700 include：Receiver 710, transmitter 720 and processor 730.
Receiver 710 is used to receive the first luminous power that each receiving device in region to be measured is received, wherein, it is described to connect
Receiving unit is optical line terminal or optical network device, and first luminous power is the work(that the receiving device receives signal
Rate.
The transmitter 720 is used to indicating that the optical fiber/that bending apparatus pair is connected with port to be measured or testing fiber progress to be curved
It is bent.
The receiver 710 is used to receive the second luminous power that each receiving device is received in the region to be measured, wherein,
Second luminous power is the power that the receiving device receives signal after the fibre-optical bending.
The processor 730 be used for the difference of the first luminous power and the second luminous power received in receiving device more than threshold value or
When the receiving device receives warning information, determine exist between the port to be measured or testing fiber and the receiving device
Annexation.
Management equipment 700 in present embodiment also includes memory 740, and memory 740 can include read-only storage
And random access memory, and provide instruction and data to processor 730.The a part of of memory 740 can also be including non-easy
The property lost random access memory (NVRAM).
Memory 740 stores following element, can perform module either data structure or their subset, or
Their superset:
Operational order：Including various operational orders, for realizing various operations.
Operating system：Including various system programs, for realizing various basic businesses and the hardware based task of processing.
In embodiments of the present invention, processor 730 is by calling operational order (operational order that memory 740 stores
It is storable in operating system), to perform aforesaid operations.
Processor 730 can also be referred to as CPU (Central Processing Unit, CPU).Memory
740 can include read-only storage and random access memory, and provide instruction and data to processor 730.Memory 740
A part can also include nonvolatile RAM (NVRAM).In specific application, each component of controller leads to
Bus system 750 is crossed to be coupled, wherein bus system 750 in addition to including data/address bus, can also include power bus,
Controlling bus and status signal bus in addition etc..But for the sake of clear explanation, various buses are all designated as bus system in figure
750。
The method that the embodiments of the present invention disclose can apply in processor 730, or be realized by processor 730.
Processor 730 is probably a kind of IC chip, has the disposal ability of signal.In implementation process, the above method it is each
Step can be completed by the integrated logic circuit of the hardware in processor 730 or the instruction of software form.Above-mentioned processing
Device 730 can be general processor, digital signal processor (DSP), application specific integrated circuit (ASIC), ready-made programmable gate array
(FPGA) either other PLDs, discrete gate or transistor logic, discrete hardware components.Can realize or
Person performs disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor can be microprocessor or
Person's processor can also be any conventional processor etc..The step of method with reference to disclosed in the embodiment of the present invention, can be straight
Connect and be presented as that hardware decoding processor performs completion, or performed with the hardware in decoding processor and software module combination
Into.Software module can be located at random access memory, and flash memory, read-only storage, programmable read only memory or electrically-erasable can
In the ripe storage medium in this areas such as programmable memory, register.The storage medium is located at memory 740, and processor 730 is read
Information in access to memory 740, with reference to the step of its hardware completion above method.
A kind of optical network system is also disclosed in the embodiment of the present invention, as shown in Fig. 2 including management equipment, bending apparatus, multiple
Receiving device, connected by optical fiber between plurality of receiving device,
The management equipment is used to detect the first luminous power that each receiving device in region to be measured is received, wherein, institute
It is optical line terminal or optical network device to state receiving device, and first luminous power is that the receiving device receives signal
Power；
The management equipment is additionally operable to indicate that pair optical fiber being connected with port to be measured or testing fiber are bent；
The bending apparatus is used to be bent according to instruction pair optical fiber or testing fiber that are connected with port to be measured；
The management equipment is additionally operable to detect the second luminous power that each receiving device is received in the region to be measured, its
In, second luminous power is the power that the receiving device receives signal after the fibre-optical bending；
The management equipment is additionally operable to be more than threshold value when the first luminous power and the difference of the second luminous power that receiving device receives
Or the receiving device determines to deposit between the port to be measured or testing fiber and the receiving device when receiving warning information
In annexation.Wherein, port to be measured and testing fiber refer to the record of embodiment of the method, repeat no more here.
It can cause to connect according to before optical fiber or the testing fiber bending being connected with port to be measured and after bending in such scheme
The first luminous power and the difference of the second luminous power that receiving unit receives are more than threshold value, so as to automatically determine be connected with optical fiber it is to be measured
Annexation be present between port or testing fiber and the first equipment., can be simply and easily true by implementing the embodiment of the present invention
Determine connection relation of optical network, only need a detection operating personnel to complete in actual mechanical process, reduce the complexity of operation
Degree, and then reduce cost of labor.Meanwhile connection relation of optical network of the invention determines that system need not be whole independently of optical link
Light source outside end, can be further cost-effective.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above disclosed power for being only a kind of preferred embodiment of the present invention, the present invention can not being limited with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (15)
1. a kind of connection relation of optical network determines method, it is characterised in that including：
The first luminous power that each receiving device in region to be measured is received is detected, wherein, the receiving device is that optical link is whole
End or optical network device, first luminous power are the power that the receiving device receives signal；
The instruction pair testing fiber being connected with port to be measured is bent；
The second luminous power that each receiving device is received in the region to be measured is detected, wherein, second luminous power is described
The receiving device receives the power of signal after fibre-optical bending；
If the first luminous power and the difference of the second luminous power that the receiving device receives are more than threshold value or the receiving device connects
Receive warning information, it is determined that annexation be present between the port to be measured or testing fiber and the receiving device.
2. according to the method for claim 1, it is characterised in that port or light of the port to be measured for fibre distribution frame
The port of cable distributing box either the port in optical fiber distributing box or the port of optical line terminal or the port of optical branching device or
The port of person's optical network unit.
3. according to the method for claim 1, it is characterised in that the testing fiber be with the port of fibre distribution frame or
The port of the fiber cable cross connection box either port or the port of optical line terminal or the port of optical branching device in optical fiber distributing box
Or the optical fiber of the port connection of optical network unit.
4. according to the method for claim 1, it is characterised in that the signal is carried out to send between equipment and receiving device
Transmitted signal during normal communications traffic.
5. according to the method described in Claims 1-4 any claim, it is characterised in that the optical network device is light net
Network terminal or optical network unit.
A kind of 6. management equipment, it is characterised in that including：
Detection module, the first luminous power that each receiving device for detecting in region to be measured is received, wherein, the reception is set
Standby is optical line terminal or optical network device, and first luminous power is the power that the receiving device receives signal, institute
State detection module and first luminous power is sent to judging module；
Indicating module, for indicating that pair testing fiber being connected with port to be measured is bent；
The detection module, it is additionally operable to detect the second luminous power that each receiving device is received in the region to be measured, wherein, institute
It is the power that the receiving device receives signal after the fibre-optical bending to state the second luminous power, and the detection module is by described
Two luminous powers are sent to judging module；
Judge module, for receiving first luminous power and second luminous power, when the first of receiving device reception
When the difference of luminous power and the second luminous power receives warning information more than threshold value or the receiving device, the port to be measured is determined
Or annexation be present between testing fiber and the receiving device.
7. management equipment according to claim 6, it is characterised in that the port to be measured for fibre distribution frame port or
The port of port or optical line terminal or the port of optical branching device or light net in the port of fiber cable cross connection box or optical fiber distributing box
The port of network unit.
8. management equipment according to claim 6, it is characterised in that the testing fiber is the port with fibre distribution frame
Or port or the port or light of the port of optical line terminal or optical branching device in the port of fiber cable cross connection box or optical fiber distributing box
The optical fiber of the port connection of NE.
9. management equipment according to claim 6, it is characterised in that the signal is between transmission equipment and receiving device
Carry out signal transmitted during normal communications traffic.
10. according to the management equipment described in claim 6 to 9 any claim, it is characterised in that the optical network device is
ONT Optical Network Terminal or optical network unit.
A kind of 11. optical network system, it is characterised in that including：Management equipment, bending apparatus, multiple receiving devices, it is plurality of
Connected between receiving device by optical fiber,
The management equipment is used to detect the first luminous power that each receiving device in region to be measured is received, wherein, it is described to connect
Receiving unit is optical line terminal or optical network device, and first luminous power is the work(that the receiving device receives signal
Rate；
The management equipment is additionally operable to indicate that pair testing fiber being connected with port to be measured is bent；
The bending apparatus is used to be bent according to instruction pair optical fiber or testing fiber that are connected with port to be measured；
The management equipment is additionally operable to detect the second luminous power that each receiving device is received in the region to be measured, wherein, institute
It is the power that the receiving device receives signal after the fibre-optical bending to state the second luminous power；
The management equipment is additionally operable to be more than threshold value when the first luminous power and the difference of the second luminous power that the receiving device receives
Or the receiving device determines to deposit between the port to be measured or testing fiber and the receiving device when receiving warning information
In annexation.
12. system according to claim 11, it is characterised in that port or light of the port to be measured for fibre distribution frame
The port of port or optical line terminal or the port of optical branching device or optical-fiber network in the port of cable distributing box or optical fiber distributing box
The port of unit.
13. system according to claim 11, it is characterised in that the testing fiber be with the port of fibre distribution frame or
The port of port or optical line terminal or the port of optical branching device or light net in the port of fiber cable cross connection box or optical fiber distributing box
The optical fiber of the port connection of network unit.
14. system according to claim 11, it is characterised in that the signal enters to send between equipment and receiving device
Transmitted signal during row normal communications traffic.
15. according to the system described in claim 11 to 14 any claim, it is characterised in that the optical network device is light
The network terminal or optical network unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410393176.8A CN105337656B (en) | 2014-08-12 | 2014-08-12 | A kind of connection relation of optical network determines method, equipment and system |
| PCT/CN2015/070336 WO2016023331A1 (en) | 2014-08-12 | 2015-01-08 | Method, device and system for determining optical network connection relationship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410393176.8A CN105337656B (en) | 2014-08-12 | 2014-08-12 | A kind of connection relation of optical network determines method, equipment and system |
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| CN108512595A (en) * | 2017-02-27 | 2018-09-07 | 中兴通讯股份有限公司 | A kind of acquisition methods and device of PON network resource data |
| CN110933531A (en) | 2019-10-23 | 2020-03-27 | 华为技术有限公司 | Port detection method and device |
| CN112615669A (en) * | 2020-11-24 | 2021-04-06 | 深圳市宇虹飞科技有限公司 | Optical fiber link monitoring system |
| CN115065412B (en) * | 2022-06-02 | 2024-03-19 | 中国电信股份有限公司 | OLP (on-line performance) switching verification method and related device |
| CN116545864B (en) * | 2023-07-06 | 2023-09-05 | 国网浙江省电力有限公司湖州供电公司 | Data processing method and platform suitable for optical cable line management system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964680A (en) * | 2009-07-23 | 2011-02-02 | 华为技术有限公司 | System and method for recognizing ports and method for positioning fault |
| WO2013177914A1 (en) * | 2012-05-30 | 2013-12-05 | 华为技术有限公司 | Method for detecting patch cord connection and device for detecting patch cord connection |
| CN203722635U (en) * | 2014-03-10 | 2014-07-16 | 上海光维通信技术股份有限公司 | Optical fiber recognition device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895340B (en) * | 2010-07-21 | 2013-08-07 | 华为技术有限公司 | Optical fiber connection relation checking method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964680A (en) * | 2009-07-23 | 2011-02-02 | 华为技术有限公司 | System and method for recognizing ports and method for positioning fault |
| WO2013177914A1 (en) * | 2012-05-30 | 2013-12-05 | 华为技术有限公司 | Method for detecting patch cord connection and device for detecting patch cord connection |
| CN203722635U (en) * | 2014-03-10 | 2014-07-16 | 上海光维通信技术股份有限公司 | Optical fiber recognition device |
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