CN106330302B - A kind of method and device of distribution automated power optimization - Google Patents
A kind of method and device of distribution automated power optimization Download PDFInfo
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- CN106330302B CN106330302B CN201510336326.6A CN201510336326A CN106330302B CN 106330302 B CN106330302 B CN 106330302B CN 201510336326 A CN201510336326 A CN 201510336326A CN 106330302 B CN106330302 B CN 106330302B
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- H—ELECTRICITY
- 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
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Abstract
The present invention provides a kind of method and device of distributed automated power optimization, wherein method includes: to receive the enabled order of exception monitoring that first node is sent, and according to the enabled order starting abnormality detection of exception monitoring, abnormality detection result is calculated using Outlier Detection Algorithm in abnormality detection；If abnormality detection result meets preset condition, to first node report and alarm message；The regulating command that first node is sent is received, carry out power regulation into adjustment state and adjusted result is fed back into first node.When optical fiber attenuation changes, decaying or gain in automatic regulating system make whole system be able to maintain the power budget of design, guarantee the normal transmission of business the embodiment of the present invention.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of method and devices of distributed automated power optimization.
Background technique
Power budget when key light power when wavelength-division system is run must keep system to design, guarantees the normal of receiver
Work, while in order to guarantee that dilatation or the operation of other increase and decrease waves do not influence existing business and transmit, the image intensifer in system
Require work in gain locking state.When system is run, if the decaying of optical fiber changes, it will lead to business optical signal
Power change, will lead to service disconnection when serious.In the prior art, when carrying out optical power detection or adjusting, often
It suffers from the drawback that
Using the difference of node Output optical power and standard output optical power whether cross standard thresholding as reporting extremely and
When adjusting successful standard, network management system needs to increase user's operation complexity for each node configuration standard Output optical power
Degree and maintenance cost.
Summary of the invention
The purpose of the present invention is to provide a kind of method and devices of distributed automated power optimization, change in optical fiber attenuation
When, decaying or gain in automatic regulating system make whole system be able to maintain the power budget of design, guarantee the normal of business
Transmission.
To achieve the goals above, the embodiment of the present invention provides a kind of method of distributed automated power optimization, is applied to
Present node, which comprises
The enabled order of exception monitoring that first node is sent is received, and according to the enabled abnormal inspection of order starting of the exception monitoring
It surveys, abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection；
If the abnormality detection result meets preset condition, to first node report and alarm message, wherein the default item
Part are as follows: the deviant Poffset of present node is prestored inclined greater than present node in the result being at least calculated twice in succession
Sliding door limits ThreOffset or the second cumulative errors Paccumulate offset2 of present node is accumulative greater than present node
Thresholding ThreAccumulateOffset is deviated, wherein the Paccumulate offset2 refers to from the next of first node
The error amount that node adds up to present node；
The regulating command that first node is sent is received, carry out power regulation into adjustment state and adjusted result is fed back into head
Node.
Wherein, if the abnormality detection result is unsatisfactory for preset condition, show that present node belongs to normal node.
Wherein, after the enabled order of exception monitoring for receiving first node transmission, before starting abnormality detection, the side
Method further include:
Enabled success message is fed back to first node.
Wherein, described according to the enabled order starting abnormality detection of the exception monitoring, using different in the abnormality detection
Abnormality detection result is calculated in normal detection algorithm, specifically includes:
Obtain the first Output optical power Pout1, the first input optical power Pin1, the first gain G 1 and first of present node
Cumulative errors prePaccumulate offset1, and the gain offsets compensation Pcompensation that present node prestores is obtained,
Wherein the prePaccumulate offset1 referred to for the first moment from the next node of first node to the upper of present node
The error amount that one node adds up；
According to the Pout1 of acquisition, the Pin1, the G1 and the Pcompensation, using following formula
The Poffset is calculated:
Poffset=G1-(Pout1-Pin1)+Pcompensation；
According to the Poffset and the prePaccumulate offset1, it is calculated using following formula described
Paccumulate offset2, the abnormality detection result include at least: the Poffset and Paccumulate
offset2；
Paccumulate offset2=Poffset+prePaccumulate offset1.
Wherein, the adjustment state that enters carries out power regulation and adjusted result is fed back to first node, specifically includes:
Obtain the second Output optical power Pout2, the second input optical power Pin2, the second gain G 2 and the third of present node
Cumulative errors prePaccumulate offset3, and the gain offsets compensation Pcompensation that present node prestores is obtained,
Wherein the prePaccumulate offset3 referred to for the second moment from the next node of first node to the upper of present node
The error amount that one node adds up；
According to the Pout2 of acquisition, the Pin2, the G2, the prePaccumulate offset3 and institute
Pcompensation is stated, adjusted value Ladjust is calculated using following formula:
Ladjust=(Pout2-Pin2)-G2- (Pcompensation+prePaccumulate offset3)
When the Ladjust is in preset first adjustable extent [L1, L2], to first node feedback regulation completion message；
When the Ladjust is not in first adjustable extent [L1, L2], adjust first adjustable extent boundary value L1 or
L2, first boundary value L1 ' or the second boundary value L2 ' after being adjusted；
If L1 '-Ladjust or the Ladjust-L2 ' after adjusting are in preset second adjustable extent [G3, G4], then
Message is completed to first node feedback regulation；If L1 '-Ladjust or the Ladjust-L2 ' after adjusting is not adjustable described second
In range [G3, G4], then the order for adjusting the boundary value G3 or G4 of second adjustable extent is sent, and feed back and adjust to first node
Save failed message.
The embodiment of the present invention provides a kind of method of distributed automated power optimization, is applied to first node, the method packet
It includes:
Downstream each node sends the enabled order of exception monitoring, and downstream node is made according to the exception monitoring
Starting abnormality detection can be ordered, abnormality detection knot is calculated using Outlier Detection Algorithm in the abnormality detection middle and lower reaches node
Fruit generates alarm information by the downstream node if the abnormality detection result meets preset condition；
The alarm information that downstream node reports is received, is successively sent and is adjusted to each abnormal nodes according to the alarm information
Instruction, wherein abnormal nodes are the downstream node for reporting the alarm information, the preset condition are as follows: at least calculate twice in succession
The deviant Poffset of present node is greater than the offset thresholding ThreOffset or work as that present node prestores in obtained result
Second cumulative errors Paccumulate offset2 of front nodal point is greater than present node cumulative offset thresholding
ThreAccumulateOffset；
The response message for receiving each abnormal nodes feedback, when the adjusting success for receiving the return of the last one abnormal nodes
When message, success events are adjusted to network management system response.
Wherein, before downstream each node sends the enabled order of exception monitoring, the method also includes:
Receive the enabled notice of monitoring that the network management system is sent.
Wherein, after downstream each node sends the enabled order of exception monitoring, the method also includes:
The enabled response for receiving each node feeding back in downstream, when the enabled response for receiving end-node, into abnormal nodes
Detecting state；When being not received by the enabled response of downstream node feeding back, Xiang Suoshu network management system, which is sent, to be enabled unsuccessfully to disappear
Breath, does not enter detection of anomaly node state.
Wherein, the method also includes:
When receiving the adjusting failed message of abnormal nodes feedback, is sent to abnormal nodes and stop regulating command, and to
The network management system response adjusts turkey, terminates regulation flow process.
It is wherein, described that regulating command is successively sent to each abnormal nodes according to the alarm information, comprising:
Judge current shaping modes, when current shaping modes are automatic mode, send adjusting to the first abnormal nodes and refer to
It enables；
When current shaping modes are manual mode, judge whether that receiving the adjusting that starts that the network management system is sent refers to
It enables, after receiving the beginning regulating command that the network management system is sent, the first abnormal nodes of Xiang Suoshu send regulating command, make
It obtains first abnormal nodes and enters adjustment state progress power regulation；When the beginning for being not received by the network management system transmission
When regulating command, driving downstream node is carried out abnormality detection；
After receiving the adjusted result that first abnormal nodes return, judge whether to need to continue to adjust, when described
The adjusted result that first abnormal nodes return is to adjust failed message, then terminates regulation flow process；When first abnormal nodes are returned
The adjusted result returned is to adjust to complete message, then sends regulating command to next abnormal nodes.
The embodiment of the present invention provides a kind of device of distributed automated power optimization, is applied to present node, described device
Include:
First processing module, the enabled order of exception monitoring for receiving first node transmission, and according to the exception monitoring
Enabled order starting abnormality detection, is calculated abnormality detection result using Outlier Detection Algorithm in the abnormality detection；
Reporting module, for when the abnormality detection result meets preset condition, then to first node report and alarm message,
The wherein preset condition are as follows: the deviant Poffset of present node is greater than and works as in the result being at least calculated twice in succession
The second cumulative errors Paccumulate offset2 of offset thresholding ThreOffset or present node that front nodal point prestores are big
In present node cumulative offset thresholding ThreAccumulateOffset, wherein the Paccumulate offset2 refer to from
The error amount that the next node of first node adds up to present node；
Second processing module carries out power regulation simultaneously into adjustment state for receiving the regulating command of first node transmission
Adjusted result is fed back into first node.
The embodiment of the present invention also provides a kind of device of distributed automated power optimization, is applied to first node, described device
Include:
Sending module sends the enabled order of exception monitoring for downstream each node, enable downstream node according to
The enabled order starting abnormality detection of the exception monitoring, is calculated in the abnormality detection middle and lower reaches node using Outlier Detection Algorithm
Abnormality detection result is obtained, if the abnormality detection result meets preset condition, alarm information is generated by the downstream node；
Third processing module, the alarm information reported for receiving downstream node, according to the alarm information successively to each
A abnormal nodes send regulating command, and wherein abnormal nodes are the downstream node for reporting the alarm information, the preset condition
Are as follows: the deviant Poffset of present node is greater than the offset that present node prestores in the result being at least calculated twice in succession
It is accumulative inclined that second cumulative errors Paccumulate offset2 of thresholding ThreOffset or present node is greater than present node
Sliding door limits ThreAccumulateOffset；
First receiving module, for receiving the response message of each abnormal nodes feedback, when receiving the last one exception
When message is completed in the adjusting that node returns, success events are adjusted to network management system response.
The advantageous effects of the above technical solutions of the present invention are as follows:
By introducing offset thresholding when judging whether present node belongs to abnormal nodes using Outlier Detection Algorithm
ThreOffset and present node cumulative offset thresholding ThreAccumulateOffset, so that not needing Element management system and being
Each node configures the standard value compared, simplifies the complexity of labor management configuration；It is inclined that gain is introduced when carrying out power regulation
Compensation Pcompensation is moved, optical power abnormality alarming can be eliminated, avoid adjusting in vain repeatedly.The present invention is in optical fiber attenuation
When variation, decaying or gain in automatic regulating system make whole system be able to maintain the power budget of design, guarantee business
Normal transmission.
Detailed description of the invention
Fig. 1 is the APO distributed deployment schematic diagram of the embodiment of the present invention；
Fig. 2 is the method flow schematic diagram that the distributed automated power applied to present node of the embodiment of the present invention optimizes
One；
Fig. 3 is the method flow schematic diagram that the distributed automated power applied to present node of the embodiment of the present invention optimizes
Two；
Fig. 4 is the method flow schematic diagram that the distributed automated power applied to present node of the embodiment of the present invention optimizes
Three；
Fig. 5 is the present node abnormality detection flow chart of the embodiment of the present invention；
Fig. 6 is the present node power regulation flow chart of the embodiment of the present invention；
Fig. 7 is the method flow schematic diagram one that the embodiment of the present invention is applied to that the distributed automated power of first node optimizes；
Fig. 8 is the method flow schematic diagram two that the embodiment of the present invention is applied to that the distributed automated power of first node optimizes；
Fig. 9 indicates that first node of the embodiment of the present invention starts exception monitoring flow diagram；
Figure 10 indicates that first node of the embodiment of the present invention is adjusted and executes flow diagram；
Figure 11 is overall step of embodiment of the present invention flow diagram；
Figure 12 is the schematic device one of distribution of embodiment of the present invention automated power optimization；
Figure 13 is the schematic device two of distribution of embodiment of the present invention automated power optimization.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The management framework of APO (distributed automated power optimization) power management system mainly wraps in an embodiment of the present invention
Controller, actuator, collector are included, and the interface (including communicating between network element in network element) and agreement that mutually communicate.APO tune
Section realizes that algorithm core realizes that in the controller, controller passes through collector (reference unit and power using feedback control algorithm
Monitoring unit) current power information is obtained, it is excellent until reaching power according to collection result adjusting actuator (Attenuation adjustable unit)
Change.It is described in detail below with reference to Fig. 1.
APO link, the corresponding APO link of entire multiplex section, from Optical Multiplexer Unit (OMU) 105 to light partial wave plate in Fig. 1
(ODU) 111 one multiplex section 110 of composition.
APO group, the adjacent test point in APO chain road constitute an APO group, and the first light amplification plate (OA1) 106 is output to
The output of second light amplification plate (OA2) 108 forms a first APO group 107, and the second light amplification plate 108 is output to third light
The output of amplification board (OA3) 113 constitutes the 2nd APO group 112.As can be seen that APO group relevant factor is likely distributed in multiple network elements
On, it is also possible to it is located at the same network element.The reference unit of first APO group 107 is located at the first network element (NE1) 103, detection unit position
In the second network element (NE2) 103.The reference unit and detection unit of 2nd APO group 112 are all located at the second network element 103.One APO
Node includes reference unit, detection unit, Attenuation adjustable unit, gain adjustment unit.
APO reference unit, the output test point of OA veneer, reference unit belongs to this APO management in logic, physically disposes
On previous APO.
As shown in Figure 1, the second light amplification plate 108 is physically disposed logically as the reference unit of the 2nd APO group 112
In the first APO group 107.
Detection unit, the input test point of OA veneer are the input terminal of the second light amplification plate 108, third light amplification plate 113
Mouthful.
Attenuation adjustable unit, LAC veneer 109.
Gain adjustment unit, the SFPVOA on OA veneer.
Using distributed deployment, each APO node is responsible for the acquisition, calculating, adjustment process of the APO corresponding units, avoids
Managing entire link concentratedly using network management system leads to the disadvantage that the traffic is huge, system real time is weaker.
The embodiment of the present invention provides a kind of method of distributed automated power optimization, is applied to present node, such as Fig. 2 institute
Show, which comprises
Step S201, the enabled order of exception monitoring that first node is sent is received, and according to the enabled order of the exception monitoring
Start abnormality detection, abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection；
If step S202, the described abnormality detection result meets preset condition, to first node report and alarm message, wherein institute
State preset condition are as follows: the deviant Poffset of present node is greater than present node in the result being at least calculated twice in succession
The second cumulative errors Paccumulate offset2 of the offset thresholding ThreOffset or present node that prestore are greater than current
Node cumulative offset thresholding ThreAccumulateOffset, wherein the Paccumulate offset2 refers to from first node
The error amount that adds up to present node of next node；
Step S203, the regulating command that first node is sent is received, power regulation is carried out into adjustment state and is tied adjusting
Fruit feeds back to first node.
Present node is after the enabled order of exception monitoring for receiving first node transmission in step S201, present node starting
Abnormality detection timer starts abnormality detection after abnormality detection timer expiry.
In step S202 after calculating once obtains abnormality detection result, abnormality detection result here includes Poffset
With Paccumulate offset2, the ThreOffset and ThreAccumulateOffset of the preservation of this node are taken out, it will
Poffset is compared with ThreOffset, Paccumulate offset2 with ThreAccumulateOffset, if
Poffset be greater than ThreOffset or Paccumulate offset2 be greater than ThreAccumulateOffset, show it is out-of-limit at
Function；It needs to calculate again at this time, the still out-of-limit success of abnormality detection result obtained after calculating for second then shows abnormal inspection
It surveys result and meets preset condition, alarm information can be sent to first node.When the abnormality detection result being calculated for the first time is got over
It is out-of-limit unsuccessful to limit the abnormality detection result successfully, being calculated for the second time, then shows that abnormality detection result is unsatisfactory for default item
Part shows that present node belongs to normal node.When the abnormality detection result being calculated for the first time is out-of-limit unsuccessful, without carrying out
Second of calculating, that is, can determine whether that present node belongs to normal node.It is understood that preceding abnormality detection result twice is all out-of-limit
After success, when for the third time or the 4th abnormality detection result is out-of-limit successful, show that present node belongs to abnormal nodes.
Specifically, starting abnormality detection after receiving the enabled order of exception monitoring that first node is sent and using abnormality detection
Algorithm carries out that abnormality detection result is calculated, and when the result of abnormality detection meets preset condition, shows that present node belongs to
Abnormal nodes are needed to first node report and alarm message.When the result of abnormality detection is unsatisfactory for preset condition, show to work as prosthomere
Point belongs to normal node, does not need to first node report and alarm message.Judging that present node belongs to abnormal nodes, and to head
After node report and alarm message, the regulating command for needing to wait first node to send, according to regulating command enter adjustment state into
Adjusted result is reported to first node by the adjusting of row power.
For the present invention when optical fiber attenuation changes, decaying or gain in automatic regulating system are able to maintain whole system
The power budget of design guarantees the normal transmission of business.
In the above embodiment of the present invention, after receiving the enabled order of exception monitoring that first node is sent, starting is abnormal
Before detection, the method also includes:
Enabled success message is fed back to first node.
Specifically, needing to feed back to first node enabled after the enabled order of exception monitoring for receiving first node transmission
Success message, first node know that the node enables successfully after receiving enabled success message.Present node after enabling successfully,
It can star abnormality detection.When present node enables unsuccessful, first node can not receive the enabled success message of present node,
First node is needed to the enabled failure of network management system reporting links, and process terminates.
In the above embodiment of the present invention, as shown in figure 3, step S201 includes:
Step S2011, the first Output optical power Pout1, the first input optical power Pin1, the first increasing of present node are obtained
Beneficial G1 and the first cumulative errors prePaccumulate offset1, and obtain the gain offsets compensation that present node prestores
Pcompensation, wherein the prePaccumulate offset1 refers to next node of first moment from first node
The error amount added up to a upper node for present node；
Step S2012, it according to the Pout1 of acquisition, the Pin1, the G1 and the Pcompensation, adopts
The Poffset is calculated with following formula:
Poffset=G1-(Pout1-Pin1)+Pcompensation；
Step S2013, according to the Poffset and the prePaccumulate offset1, using following formula meter
Calculation obtains the Paccumulate offset2, and the abnormality detection result includes at least: the Poffset and described
Paccumulate offset2；
Paccumulate offset2=Poffset+prePaccumulate offset1.
Specifically, obtaining the first Output optical power Pout1, the first input optical power of present node under current state
Pin1, the first gain G 1 and the first cumulative errors prePaccumulate offset1；It should be noted that if present node
Previous node be first node, then Paccumulate offset1 be 0；Because first node can carry out pipe to entire link
Cumulative errors are not present in reason, but the processing in first node without abnormality detection and adjusting.Pcompensation is for compensating
The gain offsets amount of amplifier caused by circuit noise, link optical power adjusting, measuring under normal circumstances: Pcompensation=G-
(Pout-Pin), wherein G, Pout and Pin are respectively the gain under normal circumstances of link optical power adjusting, measuring, light output function here
Rate and optical input power.
After obtaining Pout1, Pin1, G1 and Pcompensation, it is calculated with formula 1 to obtain Poffset.
Poffset=G1-(Pout1-Pin1)+Pcompensation (formula 1)
After obtaining Poffset, Paccumulate offset2 is calculated using formula 2.
Paccumulate offset2=Poffset+prePaccumulate offset1 (formula 2)
To get abnormality detection result has been arrived after obtaining Poffset and Paccumulate offset2, according to abnormal inspection
Whether survey result, which meets preset condition, can judge whether present node belongs to abnormal nodes.
In the above embodiment of the present invention, as shown in figure 4, step S203 includes:
Step S2031, the second Output optical power Pout2, the second input optical power Pin2, the second increasing of present node are obtained
Beneficial G2 and third cumulative errors prePaccumulate offset3, and obtain the gain offsets compensation that present node prestores
Pcompensation, wherein the prePaccumulate offset3 refers to next node of second moment from first node
The error amount added up to a upper node for present node；
Step S2032, according to the Pout2 of acquisition, the Pin2, the G2, the prePaccumulate
Adjusted value Ladjust is calculated using following formula in the offset3 and Pcompensation:
Ladjust=(Pout2-Pin2)-G2- (Pcompensation+prePaccumulate offset3)
Step S2033, when the Ladjust is in preset first adjustable extent [L1, L2], to first node feedback regulation
Complete message；When the Ladjust is not in first adjustable extent [L1, L2], the side of first adjustable extent is adjusted
Dividing value L1 or L2, first boundary value L1 ' or the second boundary value L2 ' after being adjusted；
If L1 '-Ladjust or the Ladjust-L2 ' after step S2034, adjusting are in preset second adjustable extent
In [G3, G4], then message is completed to first node feedback regulation；If L1 '-Ladjust or the Ladjust-L2 ' after adjusting do not exist
In second adjustable extent [G3, G4], then the order for adjusting the boundary value G3 or G4 of second adjustable extent is sent, and to
First node feedback regulation failed message.
Specifically, when being adjusted, current time obtain present node Pout2, Pin2, G2 and
PrePaccumulate offset3, and Pcompensation is extracted, according to Pout2, Pin2, G2, prePaccumulate
Adjusted value Ladjust is calculated using formula three in offset3 and Pcompensation.
Ladjust=(Pout2-Pin2)-G2- (Pcompensation+prePaccumulate offset3)
(formula 3)
After obtaining Ladjust, need to judge whether Ladjust is interior in the first adjustable extent [L1, L2], if,
Message is completed to first node feedback regulation.If it was not then need to judge the relationship of Ladjust Yu boundary value L1, L2, if
Ladjust be less than L1, then need to reduce L1 value adjusted after L1 ', judge whether L1 '-Ladjust adjustable second
In range [G3, G4], if adjusting the second adjustable extent if not, sending completing message to first node feedback regulation
The order of boundary value G3 or G4, and to first node feedback regulation failed message.
If Ladjust be greater than L2, need to increase L2 value adjusted after L2 ', judge that Ladjust-L2 ' is
It is no in the second adjustable extent [G3, G4], if adjusting the if not, sending completing message to first node feedback regulation
The order of the boundary value G3 or G4 of two adjustable extents, and to first node feedback regulation failed message.
As shown in figure 5, being present node of embodiment of the present invention abnormality detection flow chart.
Step S301, the enabled order of exception monitoring is received, abnormality detection is started；
Step S302, Pout1, Pin1, G1, Pcompensation and prePaccumulate offset1 are obtained；
Step S303, Poffset and Paccumulate offset2 is calculated；
Step S304, judge whether out-of-limit number is more than or equal to 2；
Step S305, need report and alarm message to first node if it is greater than 2.
If out-of-limit number is less than 2, and the calculated result obtained after calculating once is out-of-limit, needs to be calculated again, such as
Fruit is only out-of-limit for the first time in calculated result twice, then is not required to report and alarm message.It should be noted that when being calculated again
The value of Pout1, Pin1, G1 and prePaccumulate offset1 of acquisition can become compared with the value that first time obtains
Change.
As shown in fig. 6, being present node of embodiment of the present invention power regulation flow chart.
Step S401, judge whether to receive the regulating command that first node is sent；
Step S402, when the regulating command for receiving first node transmission, abnormal nodes are adjusted；
Step S403, judge whether to have adjusted 2 times, if so, S405 is thened follow the steps, if it is not, then executing step
Rapid S404；
Step S404, node adjusting processing is carried out, node state is checked after adjusting, continues to adjust when node exception
Section；
Step S405, adjusting failed message is reported to first node.
The embodiment of the present invention provides a kind of method of distributed automated power optimization, is applied to first node, as shown in fig. 7,
The described method includes:
Step S501, downstream each node sends the enabled order of exception monitoring, enables downstream node according to described
The enabled order starting abnormality detection of exception monitoring, is calculated in the abnormality detection middle and lower reaches node using Outlier Detection Algorithm
Abnormality detection result generates alarm information by the downstream node if the abnormality detection result meets preset condition；
Step S502, the alarm information that downstream node reports is received, according to the alarm information successively to each abnormal section
Point sends regulating command, and wherein abnormal nodes are the downstream node for reporting the alarm information, the preset condition are as follows: are at least connected
The deviant Poffset of present node is greater than the offset thresholding that present node prestores in the continuous result being calculated twice
Second cumulative errors Paccumulate offset2 of ThreOffset or present node is greater than present node cumulative offset door
Limit ThreAccumulateOffset；
Step S503, the response message for receiving each abnormal nodes feedback, returns when receiving the last one abnormal nodes
Adjusting complete message when, to network management system response adjust success events.
Specifically, first node receives the enabled notice of monitoring that network management system is sent, notified according to enabled monitoring downstream each
A node sends the enabled order of exception monitoring, receives the enabled response of each node feeding back in downstream, when receiving making for end-node
Energy response, into detection of anomaly node state；When being not received by the enabled response of downstream node feeding back, to network management system
Enabled failed message is sent, does not enter detection of anomaly node state.
After receiving the enabled response of end-node, into detection of anomaly node state.Downstream node being capable of basis at this time
The enabled order starting abnormality detection of exception monitoring, is calculated abnormality detection result using Outlier Detection Algorithm, if abnormality detection
As a result meet preset condition, downstream node generates alarm information.First node receives the alarm information that downstream node reports, according to announcement
Alert message successively sends regulating command to each abnormal nodes.Then the response message for receiving each abnormal nodes feedback, when connecing
When receiving the last one abnormal nodes return adjusting completion message, success events are adjusted to network management system response；It is different when receiving
When the adjusting failed message of normal node feeding back, is sent to abnormal nodes and stop regulating command, and adjusted and lose to network management system response
Event is lost, regulation flow process is terminated.
In the above embodiment of the present invention, as shown in figure 8, step S502 includes:
Step S5021, current shaping modes are judged, when current shaping modes are automatic mode, to the first abnormal nodes
Send regulating command；
Step S5022, when current shaping modes are manual mode, judge whether to receive what the network management system was sent
Start regulating command, after receiving the beginning regulating command that the network management system is sent, the first abnormal nodes of Xiang Suoshu are sent
Regulating command, so that first abnormal nodes enter adjustment state and carry out power regulation；When being not received by the network management system
When the beginning regulating command that system is sent, driving downstream node is carried out abnormality detection；
Step S5023, after receiving the adjusted result that first abnormal nodes return, judge whether to need to continue to adjust
Section, when first abnormal nodes return adjusted result be adjust failed message, then terminate regulation flow process；When described first different
The adjusted result that Chang Jiedian is returned is to adjust to complete message, then sends regulating command to next abnormal nodes.
Specifically, first node is in the shaping modes that are presently in of judgement, when shaping modes are automatic mode, directly to the
One abnormal nodes send regulating command, so that the first abnormal nodes enter adjustment state and carry out power regulation.When shaping modes are
When manual mode, need to judge whether to receive the beginning regulating command of network management system transmission, it is abnormal to first after receiving
Node sends regulating command；If being not received by, continue abnormality detection.
After receiving the adjusted result of the first abnormal nodes return, and the adjusted result that the first abnormal nodes return is to adjust
Failed message is saved, then terminates regulation flow process；When the adjusted result that the first abnormal nodes return is to adjust to complete message, then to next
A abnormal nodes send regulating command, continue to adjust.
As shown in figure 9, starting exception monitoring flow diagram for first node:
Step S601, the enabled notice of monitoring of network management system transmission is received；
Step S602, the enabled order of exception monitoring is sent to downstream node；
Step S603, judge whether downstream node enables successfully, step S604 to be carried out if success, if unsuccessful
Carry out step S606；
Step S604, judge whether end-node returns to enable successfully, step S605 is if it is carried out, if not then returning
Return to step S602；
Step S605, setting system is abnormality detection state, terminates process；
Step S606, enabled failure, enables turkey to network management system reporting links, terminates process.
As shown in Figure 10, it is adjusted for first node and executes flow diagram, the node that first node is adjusted is abnormal nodes.
Step S701, regulating command is sent to downstream node；
Step S702, judge whether that message is completed in the adjusting for receiving downstream node feedback；It is thened follow the steps if received
S703 thens follow the steps S705 if do not received；
Step S703, judge whether end-node returns to adjusting and complete message；If it is thening follow the steps S704, if not
Then follow the steps S701；
Step S704, it adjusts successfully, is sent to network management system and adjust success events, execute step S707；
Step S705, it sends to downstream node and stops regulating command；
Step S706, failure is adjusted, is sent to network management system and adjusts turkey；
Step S707, adjusting terminates, into abnormality detection state.
It as shown in figure 11, is overall flow figure of the embodiment of the present invention.
Step S801, network management system configuration link；
Step S802, first node is created, first node creates other nodes according to configuration information；
Step S803, first node starts exception monitoring process；
Step S804, non-first node executes abnormality detecting process, and reports to first node；
Step S805, first node judges current shaping modes, and when automatic mode executes step S806, and when manual mode executes
Step S812；
Step S806, present mode is automatic mode；
Step S807, first node sends regulating command to the first abnormal nodes；
Step S808, after the first abnormal nodes receive instruction, start to adjust；
Step S809, the first abnormal nodes adjusting terminates, and reports adjusted result to first node；
Step S810, whether first node continues to adjust according to result judgement, executes step S811 if continuing to adjust, if
Do not continue to adjust, then returns to step S804；
Step S811, first node sends regulating command to next abnormal nodes, and next abnormal nodes receive adjusting
Instruction starts return step S808 and starts to adjust, and each abnormal nodes terminate process after the completion of adjusting；
Step S812, current shaping modes are manual mode；
Step S813, judge whether to receive the beginning regulating command that network management system is sent, step is executed if receiving
Rapid S807 returns to step S804 if being not received by.
The embodiment of the present invention provides a kind of device of distributed automated power optimization, is applied to present node, such as Figure 12 institute
Show, described device includes:
First processing module 901, the enabled order of exception monitoring for receiving first node transmission, and according to the abnormal prison
Enabled order starting abnormality detection is surveyed, abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection；
Reporting module 902, for when the abnormality detection result meets preset condition, then disappearing to first node report and alarm
Breath, wherein the preset condition are as follows: the deviant Poffset of present node is greater than in the result being at least calculated twice in succession
The second cumulative errors Paccumulate offset2 of offset thresholding ThreOffset or present node that present node prestores
Greater than present node cumulative offset thresholding ThreAccumulateOffset, wherein the Paccumulate offset2 refers to
The error amount added up from the next node of first node to present node；
Second processing module 903 carries out power regulation into adjustment state for receiving the regulating command of first node transmission
And adjusted result is fed back into first node.
In the above embodiment of the present invention, when the abnormality detection result that the first processing module 901 obtains is discontented
When sufficient preset condition, then show that present node belongs to normal node.
In the above embodiment of the present invention, described device further include:
Feedback module 904, for receiving the enabled order of exception monitoring that first node is sent in the first processing module 901
Later, before starting abnormality detection, enabled success message is fed back to first node.
In the above embodiment of the present invention, the first processing module 901 includes:
First acquisition submodule 9011, for obtaining the first Output optical power Pout1, the first input light function of present node
Rate Pin1, the first gain G 1 and the first cumulative errors prePaccumulate offset1, and obtain the increasing that present node prestores
Beneficial migration Pcompensation, wherein the prePaccumulate offset1 referred to for the first moment from first node
The error amount that a upper node for next node to present node adds up；
First computational submodule 9012, for according to the Pout1 of acquisition, the Pin1, the G1 and described
The Poffset is calculated using following formula in Pcompensation:
Poffset=G1-(Pout1-Pin1)+Pcompensation；
Second computational submodule 9013, for adopting according to the Poffset and the prePaccumulate offset1
The Paccumulate offset2 is calculated with following formula, the abnormality detection result includes at least: described
The Poffset and Paccumulate offset2；
Paccumulate offset2=Poffset+prePaccumulate offset1.
In the above embodiment of the present invention, the Second processing module 903 includes:
Second acquisition submodule 9031, for obtaining the second Output optical power Pout2, the second input light function of present node
Rate Pin2, the second gain G 2 and third cumulative errors prePaccumulate offset3, and obtain the increasing that present node prestores
Beneficial migration Pcompensation, wherein the prePaccumulate offset3 referred to for the second moment from first node
The error amount that a upper node for next node to present node adds up；
Third computational submodule 9032, for according to the Pout2 of the acquisition, Pin2, the G2, described
Adjusted value is calculated using following formula in the prePaccumulate offset3 and Pcompensation
Ladjust:
Ladjust=(Pout2-Pin2)-G2- (Pcompensation+prePaccumulate offset3)
First processing submodule 9033, for working as the Ladjust in preset first adjustable extent [L1, L2], to
Message is completed in first node feedback regulation；When the Ladjust is not in first adjustable extent [L1, L2], described the is adjusted
The boundary value L1 or L2 of one adjustable extent, first boundary value L1 ' or the second boundary value L2 ' after being adjusted；
Second processing submodule 9034, if for L1 '-Ladjust or the Ladjust-L2 ' after adjusting preset
In two adjustable extents [G3, G4], then message is completed to first node feedback regulation；If adjust after L1 '-Ladjust or
Ladjust-L2 ' in second adjustable extent [G3, G4], does not then send the boundary value for adjusting second adjustable extent
The order of G3 or G4, and to first node feedback regulation failed message.
The embodiment of the present invention also provides a kind of device of distributed automated power optimization, is applied to first node, such as Figure 13 institute
Show, described device includes:
Sending module 1001 sends the enabled order of exception monitoring for downstream each node, enables downstream node
According to the enabled order starting abnormality detection of the exception monitoring, Outlier Detection Algorithm is used in the abnormality detection middle and lower reaches node
Abnormality detection result is calculated, if the abnormality detection result meets preset condition, alarm is generated by the downstream node and is disappeared
Breath；
Third processing module 1002, the alarm information reported for receiving downstream node, successively according to the alarm information
Regulating command is sent to each abnormal nodes, wherein abnormal nodes are the downstream node for reporting the alarm information, described default
Condition are as follows: the deviant Poffset of present node is greater than what present node prestored in the result being at least calculated twice in succession
The the second cumulative errors Paccumulate offset2 for deviating thresholding ThreOffset or present node is tired greater than present node
Meter offset thresholding ThreAccumulateOffset；
First receiving module 1003, for receiving the response message of each abnormal nodes feedback, when receiving the last one
When message is completed in the adjusting that abnormal nodes return, success events are adjusted to network management system response.
In the above embodiment of the present invention, described device further include:
Second receiving module 1004, for downstream each node transmission exception monitoring to be enabled in the sending module 1001
Before order, the enabled notice of monitoring that the network management system is sent is received.
In the above embodiment of the present invention, described device further include:
Fourth processing module 1005, for downstream each node transmission exception monitoring to be enabled in the sending module 1001
After order, the enabled response of each node feeding back in downstream is received, when the enabled response for receiving end-node, into abnormal nodes
Detecting state；When being not received by the enabled response of downstream node feeding back, Xiang Suoshu network management system, which is sent, to be enabled unsuccessfully to disappear
Breath, does not enter detection of anomaly node state.
In the above embodiment of the present invention, described device further include:
5th processing module 1006, for when receive abnormal nodes feedback adjusting failed message when, to abnormal nodes
It sends and stops regulating command, and adjust turkey to the network management system response, terminate regulation flow process.
In the above embodiment of the present invention, the third processing module 1002 includes:
First submodule 10021, for judging current shaping modes, when current shaping modes are automatic mode, to the
One abnormal nodes send regulating command；
Second submodule 10022, for judging whether to receive the network management when current shaping modes are manual mode
The beginning regulating command that system is sent, after receiving the beginning regulating command that the network management system is sent, Xiang Suoshu first is different
Chang Jiedian sends regulating command, so that first abnormal nodes enter adjustment state and carry out power regulation；When being not received by
When the beginning regulating command that the network management system is sent, driving downstream node is carried out abnormality detection；
Third submodule 10023, for judging whether after receiving the adjusted result that first abnormal nodes return
Need to continue to adjust, when first abnormal nodes return adjusted result be adjust failed message, then terminate regulation flow process；When
The adjusted result that first abnormal nodes return is to adjust to complete message, then sends regulating command to next abnormal nodes.
The method of distribution automated power of embodiment of the present invention optimization, by working as prosthomere using Outlier Detection Algorithm judgement
Point introduces offset thresholding ThreOffset and present node cumulative offset thresholding when whether belonging to abnormal nodes
ThreAccumulateOffset simplifies people so that not needing Element management system is that each node configures the standard value compared
The complexity of work management configuration；Gain offsets are introduced when carrying out power regulation and compensate Pcompensation, can eliminate light function
Rate abnormality alarming avoids adjusting in vain repeatedly.Decaying or increasing of the present invention when optical fiber attenuation changes, in automatic regulating system
Benefit makes whole system be able to maintain the power budget of design, guarantees the normal transmission of business.
It should be noted that the device of distribution automated power optimization provided by the invention is the dress using the above method
It sets, then the embodiment of the above method is suitable for the device, and can reach the same or similar beneficial effect.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of method of distribution automated power optimization, is applied to present node, which is characterized in that the described method includes:
The enabled order of exception monitoring that first node is sent is received, and order starting abnormality detection is enabled according to the exception monitoring,
Abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection；
If the abnormality detection result meets preset condition, to first node report and alarm message, wherein the preset condition are as follows:
The deviant Poffset of present node is greater than the offset thresholding that present node prestores in the result being at least calculated twice in succession
Second cumulative errors Paccumulate offset2 of ThreOffset or present node is greater than present node cumulative offset door
ThreAccumulateOffset is limited, wherein the second cumulative errors Paccumulate offset2 refers to from first node
The error amount that next node adds up to present node；
The regulating command that first node is sent is received, carry out power regulation into adjustment state and adjusted result is fed back into first section
Point.
2. the method for distribution automated power optimization as described in claim 1, which is characterized in that if the abnormality detection result
It is unsatisfactory for preset condition, then shows that present node belongs to normal node.
3. the method for distribution automated power optimization as described in claim 1, which is characterized in that the reception first node is sent
The enabled order of exception monitoring after, before starting abnormality detection, the method also includes:
Enabled success message is fed back to first node.
4. the method for distribution automated power optimization as described in claim 1, which is characterized in that described according to the abnormal prison
Enabled order starting abnormality detection is surveyed, abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection,
It specifically includes:
The the first Output optical power Pout1, the first input optical power Pin1, the first gain G 1 and first for obtaining present node are accumulative
Error prePaccumulate offset1, and the gain offsets compensation Pcompensation that present node prestores is obtained, wherein
The prePaccumulate offset1 referred to for the first moment from the next node of first node to upper one of present node
The error amount that node adds up；
According to the Pout1 of acquisition, the Pin1, the G1 and the Pcompensation, calculated using following formula
Obtain the Poffset:
Poffset=G1-(Pout1-Pin1)+Pcompensation；
According to the Poffset and the prePaccumulate offset1, it is calculated using following formula described
Paccumulate offset2, the abnormality detection result include at least: the Poffset and Paccumulate
offset2；
Paccumulate offset2=Poffset+prePaccumulate offset1.
5. the method for distribution automated power optimization as described in claim 1, which is characterized in that it is described enter adjustment state into
Adjusted result is simultaneously fed back to first node by row power regulation, is specifically included:
The second Output optical power Pout2, the second input optical power Pin2, the second gain G 2 and the third for obtaining present node are accumulative
Error prePaccumulate offset3, and the gain offsets compensation Pcompensation that present node prestores is obtained, wherein
The prePaccumulate offset3 referred to for the second moment from the next node of first node to upper one of present node
The error amount that node adds up；
According to the Pout2 of acquisition, the Pin2, the G2, the prePaccumulate offset3 and described
Adjusted value Ladjust:Ladjust=(Pout2-Pin2)-G2- is calculated using following formula in Pcompensation
(Pcompensation+prePaccumulate offset3)
When the Ladjust is in preset first adjustable extent [L1, L2], to first node feedback regulation completion message；Work as institute
Ladjust is stated not in first adjustable extent [L1, L2], the boundary value L1 or L2 of first adjustable extent is adjusted, obtains
First boundary value L1 ' or the second boundary value L2 ' after to adjusting；
If L1 '-Ladjust or the Ladjust-L2 ' after adjusting are in preset second adjustable extent [G3, G4], then to head
Node feeding back, which is adjusted, completes message；If L1 '-Ladjust or the Ladjust-L2 ' after adjusting is not in second adjustable extent
In [G3, G4], then the order for adjusting the boundary value G3 or G4 of second adjustable extent is sent, and lose to first node feedback regulation
Lose message.
6. a kind of method of distribution automated power optimization, is applied to first node, which is characterized in that the described method includes:
Downstream each node sends the enabled order of exception monitoring, enables downstream node according to the enabled life of the exception monitoring
Starting abnormality detection is enabled, abnormality detection result is calculated using Outlier Detection Algorithm in the abnormality detection middle and lower reaches node,
If the abnormality detection result meets preset condition, alarm information is generated by the downstream node；
The alarm information that downstream node reports is received, adjusting is successively sent to each abnormal nodes according to the alarm information and is referred to
It enables, wherein abnormal nodes are the downstream node for reporting the alarm information, the preset condition are as follows: at least calculate twice in succession
To result in the deviant Poffset of present node be greater than the offset thresholding ThreOffset that prestores of present node or current
Second cumulative errors Paccumulate offset2 of node is greater than present node cumulative offset thresholding
ThreAccumulateOffset, wherein the second cumulative errors Paccumulate offset2 refers under first node
The error amount that one node adds up to present node；
The response message for receiving each abnormal nodes feedback, when message is completed in the adjusting for receiving the return of the last one abnormal nodes
When, success events are adjusted to network management system response.
7. the method for distribution automated power optimization as claimed in claim 6, which is characterized in that downstream each node
Before sending the enabled order of exception monitoring, the method also includes:
Receive the enabled notice of monitoring that the network management system is sent.
8. the method for distribution automated power optimization as claimed in claim 6, which is characterized in that downstream each node
After sending the enabled order of exception monitoring, the method also includes:
The enabled response for receiving each node feeding back in downstream, when the enabled response for receiving end-node, into detection of anomaly node
State；When being not received by the enabled response of downstream node feeding back, Xiang Suoshu network management system sends enabled failed message, no
Into detection of anomaly node state.
9. the method for distribution automated power optimization as claimed in claim 6, which is characterized in that the method also includes:
When receiving the adjusting failed message of abnormal nodes feedback, is sent to abnormal nodes and stop regulating command, and to described
Network management system response adjusts turkey, terminates regulation flow process.
10. the method for distribution automated power optimization as claimed in claim 6, which is characterized in that described according to the alarm
Message successively sends regulating command to each abnormal nodes, comprising:
Judge current shaping modes, when current shaping modes are automatic mode, sends regulating command to the first abnormal nodes；
When current shaping modes are manual mode, judge whether to receive the beginning regulating command that the network management system is sent,
After receiving the beginning regulating command that the network management system is sent, the first abnormal nodes of Xiang Suoshu send regulating command, so that
First abnormal nodes enter adjustment state and carry out power regulation；When be not received by that the network management system sends starts to adjust
When section instruction, driving downstream node is carried out abnormality detection；
After receiving the adjusted result that first abnormal nodes return, judge whether to need to continue to adjust, when described first
The adjusted result that abnormal nodes return is to adjust failed message, then terminates regulation flow process；It is returned when first abnormal nodes
Adjusted result is to adjust to complete message, then sends regulating command to next abnormal nodes.
11. a kind of device of distribution automated power optimization, is applied to present node, which is characterized in that described device includes:
First processing module, the enabled order of exception monitoring for receiving first node transmission, and it is enabled according to the exception monitoring
Order starting abnormality detection, is calculated abnormality detection result using Outlier Detection Algorithm in the abnormality detection；
Reporting module, for when the abnormality detection result meets preset condition, then to first node report and alarm message, wherein
The preset condition are as follows: the deviant Poffset of present node is greater than and works as prosthomere in the result being at least calculated twice in succession
The second cumulative errors Paccumulate offset2 of offset thresholding ThreOffset or present node that point prestores are greater than and work as
Front nodal point cumulative offset thresholding ThreAccumulateOffset, wherein the second cumulative errors Paccumulate
Offset2 refers to the error amount added up from the next node of first node to present node；
Second processing module carries out power regulation into adjustment state and will adjust for receiving the regulating command of first node transmission
Nodule fruit feeds back to first node.
12. a kind of device of distribution automated power optimization, is applied to first node, which is characterized in that described device includes:
Sending module sends the enabled order of exception monitoring for downstream each node, enables downstream node according to described
The enabled order starting abnormality detection of exception monitoring, is calculated in the abnormality detection middle and lower reaches node using Outlier Detection Algorithm
Abnormality detection result generates alarm information by the downstream node if the abnormality detection result meets preset condition；
Third processing module, the alarm information reported for receiving downstream node, according to the alarm information successively to each different
Chang Jiedian sends regulating command, and wherein abnormal nodes are the downstream node for reporting the alarm information, the preset condition are as follows: extremely
The deviant Poffset of present node is greater than the offset thresholding that present node prestores in few result being calculated twice in succession
Second cumulative errors Paccumulate offset2 of ThreOffset or present node is greater than present node cumulative offset door
ThreAccumulateOffset is limited, wherein the second cumulative errors Paccumulate offset2 refers to from first node
The error amount that next node adds up to present node；
First receiving module, for receiving the response message of each abnormal nodes feedback, when receiving the last one abnormal nodes
When message is completed in the adjusting of return, success events are adjusted to network management system response.
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| CN115913383A (en) * | 2021-08-05 | 2023-04-04 | 中兴通讯股份有限公司 | Optical multiplexing section power adjusting method, system and network equipment |
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| CN1132578A (en) * | 1993-10-07 | 1996-10-02 | 麦垂考母公司 | Automatic power level control of a packet communication link |
| CN1665175A (en) * | 2004-03-03 | 2005-09-07 | 华为技术有限公司 | Method for implementing power detection based automatic power control in optical network |
| EP2432143A1 (en) * | 2010-09-21 | 2012-03-21 | ADVA AG Optical Networking | A method and apparatus for performing an automatic power adjustment for an optical signal |
| CN102891720A (en) * | 2012-10-19 | 2013-01-23 | 烽火通信科技股份有限公司 | Method for automatically regulating optical power |
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| US9002303B2 (en) * | 2011-05-27 | 2015-04-07 | Samsung Electronics Co., Ltd. | Method and apparatus for programmable envelope shaping circuit based on piecewise linear interpolation |
| US8768265B2 (en) * | 2011-11-29 | 2014-07-01 | General Electric Company | Method for reducing power consumption in node devices of a condition monitoring system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132578A (en) * | 1993-10-07 | 1996-10-02 | 麦垂考母公司 | Automatic power level control of a packet communication link |
| CN1665175A (en) * | 2004-03-03 | 2005-09-07 | 华为技术有限公司 | Method for implementing power detection based automatic power control in optical network |
| EP2432143A1 (en) * | 2010-09-21 | 2012-03-21 | ADVA AG Optical Networking | A method and apparatus for performing an automatic power adjustment for an optical signal |
| CN102891720A (en) * | 2012-10-19 | 2013-01-23 | 烽火通信科技股份有限公司 | Method for automatically regulating optical power |
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