CN105471538B - A kind of method and device for realizing time synchronization - Google Patents
A kind of method and device for realizing time synchronization Download PDFInfo
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- CN105471538B CN105471538B CN201410459201.8A CN201410459201A CN105471538B CN 105471538 B CN105471538 B CN 105471538B CN 201410459201 A CN201410459201 A CN 201410459201A CN 105471538 B CN105471538 B CN 105471538B
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Abstract
The present invention provides a kind of method and devices for realizing time synchronization, solve the problems, such as prior art time synchronization existing defects, this method is applied to central control unit, include: establish each time synchronization domains synchronization field coding and the corresponding relationship between synchronous numeric field data, there is different time synchronization field different synchronization fields to encode, and synchronization field data include the transformational relation and/or the corresponding output parameter of each time synchronization state under time synchronization domains between each time synchronization state；It is sent to first time synchronization node and includes at least the synchronization numeric field data that the first synchronization field encodes the corresponding first synchronous numeric field data, so that the first time synchronization node executes time synchronizing according to the described first synchronous numeric field data, the first synchronization field coding is the synchronization field coding of first time synchronization field belonging to the first time synchronization node.The solution of the present invention solves the problems, such as intercommunication, realizes multiplex network.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of method and device for realizing time synchronization.
Background technique
The application in many fields needs exact time synchronization, such as in mobile communication field, a variety of communication standards require base
Station meets time synchronization and could work normally between eating dishes without rice or wine, including TD SDMA TD-SCDMA, time-division long term evolution
TD-LTE, CDMA CDMA2000, long term evolution LTE-A, multimedia broadcast/multicast service MBMS etc..To realize that the time is same
Step generally requires and needs synchronous user terminal to install the satellite time transfers receivers such as global position system GPS, this method to be each
It is higher to installation cost and maintenance requirement.Another method is to set up Time Synchronization Network, same via the transmission network delivery time
Information is walked to the user terminal of end, this method is gradually used by operator.
Time Synchronization Network generallys use master-slave synchronisation structure, time source of the time server as whole net.When intermediate
Between synchronization node by software and hardware support time synchronization protocol, temporal information is transmitted.Wherein some node is same
Step mode, synchronous state machine conversion, synchronization parameter etc. are fixed.
Existing Time Synchronization Network technology can not solve the problems, such as following several big:
If 1, network is made of different equipment, the synchronizing function that these equipment are realized by software and hardware must keep one
It causes, is just able to achieve synchronous intercommunication and transmission.If different in realization, when in use can not intercommunication, temporal information can not
Normal transmission.
2, under the prior art, for different synchronisation requirements operator and time synchronization user, due to time synchronization
Network can not flexible configuration be therefore only different user and establish a Time Synchronization Network respectively, synchronize in different times
In network, time synchronization configuration is mutually indepedent, can not share and reuse same Time Synchronization Network.
3, under the prior art, if user has new demand to time synchronization, the node of legacy network is required to carry out
Software or HardwareUpgring.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method and devices for realizing time synchronization, solve the prior art
Middle Time Synchronization Network intercommunication, flexible configuration, in terms of existing defects the problem of.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of method for realizing time synchronization, it is applied to one
Central control unit, which comprises
The synchronization field for establishing each time synchronization domains encodes and the corresponding relationship between synchronous numeric field data, wherein when different
Between synchronization field there is different synchronization field to encode, the synchronization field data include under time synchronization domains each time synchronization state it
Between transformational relation and/or the corresponding output parameter of each time synchronization state；
It is sent to first time synchronization node and encodes the same of the corresponding first synchronous numeric field data including at least the first synchronization field
Numeric field data is walked, so that the first time synchronization node executes time synchronizing according to the described first synchronous numeric field data, it is described
First synchronization field coding is the synchronization field coding of first time synchronization field belonging to the first time synchronization node.
Wherein, described send to first time synchronization node includes at least corresponding first synchronization field of the first synchronization field coding
The synchronization numeric field data of data, comprising:
The first synchronization field coding of first time synchronization node transmission is received, the first synchronization field coding is described first
Time synchronization node, which is parsed from the time synchronization message received, to be obtained；
According to the corresponding relationship, the corresponding first synchronous numeric field data of the first synchronization field coding is determined；
The first synchronization field data distributing is given to the time synchronization node, so that the time synchronization node is according to institute
It states the first synchronous numeric field data and time synchronizing is executed to the time synchronization message.
Wherein, the synchronization field for establishing each time synchronization domains encodes and the step of the corresponding relationship between synchronous numeric field data
Suddenly include:
By the transformational relation conversion in the corresponding synchronous numeric field data of each time synchronization domains, between each time synchronization state
For time synchronization state transition matrix；
The synchronization field of the time synchronization state transition matrix and the time synchronization domains of establishing the time synchronization domains encodes
Between corresponding relationship；
And/or
By in the corresponding synchronous numeric field data of each time synchronization domains, the corresponding output parameter conversion of each time synchronization state
For time synchronization state output matrix；
The synchronization field of the time synchronization state output matrix and the time synchronization domains of establishing the time synchronization domains encodes
Between corresponding relationship.
Wherein, the method also includes:
When receiving the request of the update to the synchronization numeric field data of the time synchronization domains in the corresponding relationship, according to described
Request is updated to be updated the synchronous numeric field data；
When receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to the newly-increased request, build
Vertical synchronization field encodes and the corresponding relationship between synchronous numeric field data.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of device for realizing time synchronization, it is applied to
One central control unit, comprising:
Module is established, the synchronization field for establishing each time synchronization domains encodes the corresponding pass between synchronous numeric field data
System, wherein there is different time synchronization field different synchronization fields to encode, and the synchronization field data include each under time synchronization domains
Transformational relation and/or the corresponding output parameter of each time synchronization state between time synchronization state；
Sending module includes at least the first synchronization field coding corresponding first together for sending to first time synchronization node
The synchronization numeric field data of numeric field data is walked, so that the first time synchronization node is same according to the described first synchronous numeric field data execution time
Step processing, the first synchronization field coding are that the synchronization field of first time synchronization field belonging to the first time synchronization node is compiled
Code.
Wherein, the sending module includes:
First receiving module, for receiving the first synchronization field coding of first time synchronization node transmission, described first is same
Step domain coding is that the first time synchronization node is parsed from the time synchronization message received and to be obtained；
Determining module, for determining that first synchronization field encodes corresponding first synchronization field according to the corresponding relationship
Data；
Sending submodule, for giving the first synchronization field data distributing to the time synchronization node, so that when described
Between synchronization node time synchronizing executed to the time synchronization message according to the described first synchronous numeric field data.
Wherein, the module of establishing includes:
First conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, each time synchronization state
Between transformational relation be converted to time synchronization state transition matrix；
First setting up submodule, for establish the time synchronization domains time synchronization state transition matrix and the time
Corresponding relationship between the synchronization field coding of synchronization field；
And/or
Second conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, each time synchronization state
Corresponding output parameter is converted to time synchronization state output matrix；
Second setting up submodule, for establish the time synchronization domains time synchronization state output matrix and the time
Corresponding relationship between the synchronization field coding of synchronization field.
Wherein, described device further include:
Update module, for being asked to the update of the synchronization numeric field data of the time synchronization domains in the corresponding relationship receiving
When asking, the synchronous numeric field data is updated according to update request；
Newly-increased module, for when receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to institute
Newly-increased request is stated, synchronization field coding and the corresponding relationship between synchronous numeric field data are established.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of method for realizing time synchronization, it is applied to
One time synchronization node, comprising:
The time synchronization message that receiving time source or other times synchronization node are sent, wherein the time synchronization message is taken
It is encoded with synchronization field, the synchronization field is encoded in advance as the volume of the time synchronization domains distribution with different time synchronisation requirement
Code, the time synchronization domains and synchronization field coding correspond；
The time synchronization message is parsed, the first synchronization field coding that the time synchronization message carries is obtained；
It is encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues, obtains described first
The corresponding first synchronous numeric field data of synchronization field coding, wherein the external control unit outside is pre-established with each time synchronization domains
With the corresponding relationship between synchronous numeric field data, the synchronization field data include the transformational relation between different time synchronous regime
And/or the corresponding output parameter of the time synchronization state；According to the described first synchronous numeric field data, to the time synchronization message
Execute time synchronizing.
Wherein, described to be encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues, obtain
The first synchronization field coding corresponding first synchronizes numeric field data, comprising:
It sends first synchronization field coding to external control unit outside, and receives the institute of the central control unit feedback
The corresponding first synchronous numeric field data of the first synchronization field coding is stated, to obtain the described first synchronous numeric field data.
Wherein, described according to the described first synchronous numeric field data, time synchronizing is executed to the time synchronization message
Step includes:
The time synchronization message is parsed, the time synchronization event information carried in the time synchronization message is obtained；
According to the transformational relation in time synchronization event information numeric field data synchronous with described first, the time is executed
The conversion of synchronous regime；
And/or
According to the output parameter in the time synchronization state numeric field data synchronous with described first after conversion, corresponding parameter is executed
Output.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of device for realizing time synchronization, it is applied to
One time synchronization node, comprising:
Second receiving module, for the time synchronization message that receiving time source or other times synchronization node are sent, wherein
The time synchronization message carries synchronization field coding, and the synchronization field is encoded in advance as with different time synchronisation requirement
The coding of time synchronization domains distribution, the time synchronization domains and synchronization field coding correspond；
First obtains module, for parsing to the time synchronization message, obtains the time synchronization message and carries
The first synchronization field coding；
Second obtains module, for being encoded according to first synchronization field, in the synchronization field number that external control unit outside issues
In, the corresponding first synchronous numeric field data of the first synchronization field coding is obtained, wherein the external control unit outside pre-establishes
There is the corresponding relationship between each time synchronization domains and synchronous numeric field data, the synchronization field data include different time synchronous regime
Between transformational relation and/or the corresponding output parameter of the time synchronization state；
Processing module, for being executed at time synchronization to the time synchronization message according to the described first synchronous numeric field data
Reason.
Wherein, the second acquisition module includes:
Second acquisition submodule, for sending first synchronization field coding to external control unit outside, and described in reception
The corresponding first synchronous numeric field data of first synchronization field coding of central control unit feedback, to obtain first synchronization field
Data.
Wherein, the processing module includes:
It is same to obtain the time carried in the time synchronization message for parsing the time synchronization message for parsing module
Walk event information；
First execution module, for according in time synchronization event information numeric field data synchronous with described first
Transformational relation executes the conversion of time synchronization state；
And/or
Second execution module, for according to the output in the time synchronization state numeric field data synchronous with described first after conversion
Parameter executes the output of corresponding parameter.
The advantageous effects of the above technical solutions of the present invention are as follows:
The method of the realization time synchronization of the embodiment of the present invention, first establish the synchronization field codings of each time synchronization domains with it is same
Walk the corresponding relationship between numeric field data, wherein there is different time synchronization field different synchronization fields to encode, and synchronization field data include
The corresponding output ginseng of transformational relation and/or each time synchronization state under time synchronization domains between each time synchronization state
Number；Then it is sent to first time synchronization node and includes at least the synchronization that the first synchronization field encodes the corresponding first synchronous numeric field data
Numeric field data, so that first time synchronization node executes time synchronizing, the first synchronization field coding according to the first synchronous numeric field data
It is the synchronization field coding of first time synchronization field belonging to first time synchronization node.By uniformly being issued to time synchronization node
Corresponding synchronous numeric field data solves the problems, such as the intercommunication of time synchronization node, and is compiled by distributing synchronization field for time synchronization domains
Code, can meet different operators and the synchronisation requirement of user, realize multiplex network, save Internet resources, improve network
Utilization rate.
Detailed description of the invention
Fig. 1 is the method flow diagram for the realization time synchronization that the present invention is applied to central control unit；
Fig. 2 is that the network of one specific embodiment of method for the realization time synchronization that the present invention is applied to central control unit shows
It is intended to；
Fig. 3 is the structural schematic diagram of the device for the realization time synchronization that the present invention is applied to central control unit；
Fig. 4 is the method flow diagram for the realization time synchronization that the present invention is applied to time synchronization node；
Fig. 5 is the structural schematic diagram of the device for the realization time synchronization that the present invention is applied to time synchronization node.
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 method of the realization time synchronization of the embodiment of the present invention solves the problems, such as the intercommunication of time synchronization node, and realizes
Multiplex network, has saved Internet resources, improves network utilization.
As shown in Figure 1, the method for the realization time synchronization of the embodiment of the present invention, is applied to a central control unit, it is described
Method includes:
Step 11, the synchronization field for establishing each time synchronization domains encodes and the corresponding relationship between synchronous numeric field data, wherein
There is different time synchronization field different synchronization fields to encode, and the synchronization field data include each time synchronization under time synchronization domains
Transformational relation and/or the corresponding output parameter of each time synchronization state between state.
Here time synchronization domains are encoded in advance as the coding of the time synchronization domains distribution with different time synchronisation requirement.
Specifically, can use, virtual LAN VLAN, MAC address, domain number etc. are any can be distinguished not by agreement
Field with time synchronization domains is encoded as the synchronization field.
Such as, it can extract the ready-portioned VLAN belonged under same time synchronization domains in advance, it is synchronous as different time is distinguished
The synchronization field in domain encodes.It is assumed that VLAN1, VLAN3, VLAN5 belong to first time synchronization field, VLAN2, VLAN4, VLAN7 belong to
Second time synchronization domains can will belong to the VLAN of first time synchronization field as the synchronization field of first time synchronization field when then using
Coding, the VLAN for belonging to the second time synchronization domains are encoded as the synchronization field of the second time synchronization domains.
Step 12, it is sent to first time synchronization node and includes at least the corresponding first synchronization field number of the first synchronization field coding
According to synchronization numeric field data so that the first time synchronization node executes at time synchronization according to the described first synchronous numeric field data
Reason, the first synchronization field coding are the synchronization field codings of first time synchronization field belonging to the first time synchronization node.
The method of the realization time synchronization of the embodiment of the present invention, by uniformly issuing corresponding synchronization to time synchronization node
Numeric field data solves the problems, such as the intercommunication of time synchronization node, and distinguishes different time synchronization domains by synchronization field coding, can expire
The synchronisation requirement of sufficient different operators and user, realizes multiplex network, has saved Internet resources, improves network utilization.
In specific embodiments of the present invention, the step of above-mentioned steps 12, may include:
Step 121, the first synchronization field coding of first time synchronization node transmission is received, the first synchronization field coding is
The first time synchronization node, which is parsed from the time synchronization message received, to be obtained；
Step 122, according to the corresponding relationship, the corresponding first synchronous numeric field data of the first synchronization field coding is determined；
Step 123, the first synchronization field data distributing is given to the time synchronization node, so that the time synchronization section
Point executes time synchronizing to the time synchronization message according to the described first synchronous numeric field data.
At this point, encode according to the synchronization field of time synchronization node transmission, can be accurate and it be quickly obtained time synchronization node
Required synchronization numeric field data optimizes processing mode, improves treatment effeciency to be handed down to time synchronization node for using.
Wherein, if intercommunication problem caused by being mismatched as time synchronization node state transformational relation, synchrodata
The transformational relation between each time synchronization state can be only included, in above-mentioned steps 123, central control unit will be determining each
Transformational relation between time synchronization state is handed down to corresponding time synchronization node.
If intercommunication problem caused by being mismatched as time synchronization node output parameter, synchrodata can only include respectively
The corresponding output parameter of a time synchronization state, in above-mentioned steps 123, central control unit is by determining each time synchronization shape
The corresponding output parameter of state is handed down to corresponding time synchronization node.
Certainly, if the state transformational relation and output parameter of time synchronization node all have intercommunication, same to step number
According to may include transformational relation and the corresponding output parameter of each time synchronization state between each time synchronization state, so that this
The method of inventive embodiments is able to solve the intercommunication problem of time synchronization node, so that it is synchronous with user's to meet different operators
Demand realizes multiplex network.
In specific embodiments of the present invention, the step of above-mentioned steps 11, may include:
Step 111, by the conversion in the corresponding synchronous numeric field data of each time synchronization domains, between each time synchronization state
Relationship is converted to time synchronization state transition matrix；
Step 112, the same of the time synchronization state transition matrixs of the time synchronization domains and the time synchronization domains is established
Walk the corresponding relationship between the coding of domain；
And/or
Step 113, by the corresponding synchronous numeric field data of each time synchronization domains, the corresponding output of each time synchronization state
Parameter Switch is time synchronization state output matrix；
Step 114, the same of the time synchronization state output matrixes of the time synchronization domains and the time synchronization domains is established
Walk the corresponding relationship between the coding of domain.
At this point, by by between each time synchronization state transformational relation and/or each time synchronization state it is corresponding
Output parameter is converted into matrix and is stored, and facilitates inquiry and management, to improve treatment effeciency.
Specifically, the time synchronization state can include: locking Locked, keep Hold over, freely shake Free
Running, transparent clock processing TC Proc etc..Wherein, the form of time synchronization state transition matrix can be as shown in table 1 below, the
The first time synchronous regime STATE of one column is converted to the switch condition when meeting a certain switch condition EVENT of the row
Second time synchronization state of column.Table 2 gives filled with particular state and the conversion of the time synchronization state of switch condition
One example of matrix.
| STATE1 | STATE2 | … | STATEN | |
| STATE1 | EVENT1 | … | ||
| STATE2 | … | EVENTj | ||
| … | … | |||
| STATEN | EVENTq | … |
Table 1
| TC Proc | Locked | Holdover | Freeruning | |
| TC Proc | ||||
| Locked | Clockclass<14 | Clockclass>14 | ||
| Holdover | Clockclass<14 | Holdover<3600s | Holdover>3600s | |
| Freerunning | Clockclass<14 |
Table 2
Specifically, for 1588V2 synchronous protocol, the output parameter can include: the first priority P riority1, clock
Grade Clock Class, clock accuracy Clock Accuracy, time deviation change offset Scaled Log
Varience, the second priority P riority2, transmission hop count steps Removed etc..Wherein, time synchronization state output square
The form of battle array can be as shown in table 3 below, and table 4 is that one of the time synchronization state output matrix filled with particular state and parameter shows
Example.
| Parameter1 | Parameter 2 | … | Parameter K | |
| STATE1 | ||||
| STATE2 | ||||
| … | ||||
| STATEN |
Table 3
| priority1 | ClockClass | ClockAccuracy | offserScaleLogVarience | |
| Holdover | 128 | 52 | 0x23 | 0xFFFF |
| Freeruning | 128 | 187 | 0x31 | 0xFFFF |
Table 4
Further, the method for the realization time synchronization of the embodiment of the present invention can also include:
Step 13, when receiving the request of the update to the synchronization numeric field data of the time synchronization domains in the corresponding relationship,
The synchronous numeric field data is updated according to update request；
Step 14, when receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to described newly-increased
Synchronization field coding and the corresponding relationship between synchronous numeric field data are established in request.
At this point, when the time synchronization domains for having stored corresponding relationship have new demand to time synchronization, it will by step 13
Corresponding synchronous numeric field data is updated, and is not needed the upgrading that time synchronization node carries out software or hardware again, is avoided
To the complex operations of time synchronization node, processing mode is optimized, improves treatment effeciency.And by step 14, can send out in time
Now newly-increased time synchronization domains simultaneously carry out relevant treatment, are optimized with the time synchronization to the time synchronization domains, further complete
It has been apt to operating procedure, has ensure that the integrality of processing.
Specific embodiments of the present invention are illustrated below below.
As shown in Fig. 2, the executing subject of the embodiment of the present invention is central control unit, which includes being used for
The time synchronization regional data base of storing data.It is assumed that time source transmits message by time server, base station A and base station B are tool
There are two time synchronization domains of different time synchronisation requirement, and there is base station A synchronization field to be encoded to I, base station B is compiled with synchronization field
Code is II.Then intermediate node is needed first by base station A synchronous numeric field data corresponding with B using the method for the embodiment of the present invention
Each time synchronization state between transformational relation and the corresponding output parameter of each time synchronization state, when being respectively converted into
Between synchronous regime transition matrix and time synchronous regime output matrix；Then the time synchronization shape of settling time synchronous network node
State transition matrix and time synchronous regime output matrix, the corresponding relationship with synchronization field coding；In time synchronization node C and time
When synchronization node D receives two time synchronization messages of time server transmission, received time synchronization message is solved
Analysis, then acquisition time sync message carry the first synchronization field encode and send central control unit to, it is assumed that acquisition it is same
Walking domain coding is respectively I and II；The synchronization field of receiving time synchronization node transmission encodes I and II, true respectively according to corresponding relationship
Determine synchronization field coding I synchronous numeric field data corresponding with II；Then the synchronization numeric field data that will acquire is handed down to time synchronization section respectively
Point C and D executes time synchronization node C and D at time synchronization according to the synchronization field data versus time sync message received
Reason, to complete the time synchronization to base station A and B.
The method of the realization time synchronization of the embodiment of the present invention, by uniformly issuing corresponding synchronization to time synchronization node
Numeric field data solves the problems, such as the intercommunication of time synchronization node, and distinguishes different time synchronization domains by synchronization field coding, can expire
The synchronisation requirement of sufficient different operators and user, realizes multiplex network, has saved Internet resources, improves network utilization.
As shown in figure 3, being applied to one the embodiments of the present invention also provide a kind of device for realizing time synchronization and concentrating control
Unit processed, comprising:
Module is established, the synchronization field for establishing each time synchronization domains encodes the corresponding pass between synchronous numeric field data
System, wherein there is different time synchronization field different synchronization fields to encode, and the synchronization field data include each under time synchronization domains
Transformational relation and/or the corresponding output parameter of each time synchronization state between time synchronization state；
Sending module includes at least the first synchronization field coding corresponding first together for sending to first time synchronization node
The synchronization numeric field data of numeric field data is walked, so that the first time synchronization node is same according to the described first synchronous numeric field data execution time
Step processing, the first synchronization field coding are that the synchronization field of first time synchronization field belonging to the first time synchronization node is compiled
Code.
The device of the realization time synchronization of the embodiment of the present invention, by uniformly issuing corresponding synchronization to time synchronization node
Numeric field data solves the problems, such as the intercommunication of time synchronization node, and distinguishes different time synchronization domains by synchronization field coding, can expire
The synchronisation requirement of sufficient different operators and user, realizes multiplex network, has saved Internet resources, improves network utilization.
Wherein, the sending module may include:
First receiving module, for receiving the first synchronization field coding of first time synchronization node transmission, described first is same
Step domain coding is that the first time synchronization node is parsed from the time synchronization message received and to be obtained；
Determining module, for determining that first synchronization field encodes corresponding first synchronization field according to the corresponding relationship
Data；
Sending submodule, for giving the first synchronization field data distributing to the time synchronization node, so that when described
Between synchronization node time synchronizing executed to the time synchronization message according to the described first synchronous numeric field data.
At this point, encode according to the synchronization field of time synchronization node transmission, can be accurate and it be quickly obtained time synchronization node
Required synchronization numeric field data optimizes processing mode, improves treatment effeciency to be handed down to time synchronization node for using.
In specific embodiments of the present invention, the module of establishing may include:
First conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, each time synchronization state
Between transformational relation be converted to time synchronization state transition matrix；
First setting up submodule, for establish the time synchronization domains time synchronization state transition matrix and the time
Corresponding relationship between the synchronization field coding of synchronization field；
And/or
Second conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, each time synchronization state
Corresponding output parameter is converted to time synchronization state output matrix；
Second setting up submodule, for establish the time synchronization domains time synchronization state output matrix and the time
Corresponding relationship between the synchronization field coding of synchronization field.
At this point, by by the transformational relation and/or the corresponding output parameter of time synchronization state between time synchronization state
It is converted into matrix to be stored, facilitates inquiry and management, to improve treatment effeciency.
Wherein, described device can also include:
Update module, for being asked to the update of the synchronization numeric field data of the time synchronization domains in the corresponding relationship receiving
When asking, the synchronous numeric field data is updated according to update request；
Newly-increased module, for when receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to institute
Newly-increased request is stated, synchronization field coding and the corresponding relationship between synchronous numeric field data are established.
At this point, when the time synchronization domains for having stored corresponding relationship have new demand to time synchronization, by corresponding synchronization
Numeric field data is updated, and is not needed the upgrading that time synchronization node carries out software or hardware again, is avoided to time synchronization
The complex operations of node, optimize processing mode, improve treatment effeciency.And it can find that newly-increased time synchronization domains are gone forward side by side in time
Row relevant treatment is optimized with the time synchronization to the time synchronization domains, further perfect operating procedure.
The device of the realization time synchronization of the embodiment of the present invention, by uniformly issuing corresponding synchronization to time synchronization node
Numeric field data solves the problems, such as the intercommunication of time synchronization node, and distinguishes different time synchronization domains by synchronization field coding, can expire
The synchronisation requirement of sufficient different operators and user, realizes multiplex network, has saved Internet resources, improves network utilization.
It should be noted that the device of the realization time synchronization is to realize that the method for time synchronization is corresponding with above-mentioned realization
Device, wherein all implementations can also reach same suitable for the embodiment of the device in above method embodiment
Technical effect.
As shown in figure 4, it is same to be applied to the time the embodiments of the present invention also provide a kind of method for realizing time synchronization
Walk node, comprising:
Step 21, the time synchronization message that receiving time source or other times synchronization node are sent, wherein the time is same
Step message carries synchronization field coding, and the synchronization field is encoded in advance as the time synchronization domains with different time synchronisation requirement
The coding of distribution, the time synchronization domains and synchronization field coding correspond；
Step 22, the time synchronization message is parsed, it is synchronous obtains the time synchronization message carries first
Domain coding；
Step 23, it is encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues, obtains institute
State the corresponding first synchronous numeric field data of the first synchronization field coding, wherein the external control unit outside is pre-established with each time
Corresponding relationship between synchronization field and synchronous numeric field data, the synchronization field data include the conversion between different time synchronous regime
Relationship and/or the corresponding output parameter of the time synchronization state；
Step 24, according to the described first synchronous numeric field data, time synchronizing is executed to the time synchronization message.
The method of the realization time synchronization of the embodiment of the present invention, time synchronization node by it is unified obtain synchronous numeric field data into
Row synchronization process solves the problems, such as the intercommunication of time synchronization node, and the time synchronization domains different by synchronization field coding differentiation,
Different operators and the synchronisation requirement of user can be met simultaneously, multiplex network is realized, saved Internet resources, improve network
Utilization rate.
Wherein, when the synchronization numeric field data that external transmission node sends time synchronization node to may also include for identifying different
Between synchronization field field value or other synchronous numeric field data corresponding time synchronization domains of can arbitrarily being distinguished for time synchronization node
Data information.
Wherein, said external control unit can be central control unit.
In specific embodiments of the present invention, the step of above-mentioned steps 23, may include:
Step 231, described to be encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues,
Obtain the corresponding first synchronous numeric field data of the first synchronization field coding, comprising:
Step 232, it sends first synchronization field coding to external control unit outside, and receives the central control unit
The corresponding first synchronous numeric field data of first synchronization field coding of feedback, to obtain the described first synchronous numeric field data.
At this point, external control unit outside can be made accurate and quick by sending synchronization field coding to external control unit outside
Synchronization numeric field data needed for obtaining time synchronization node optimizes processing mode, improves place for time synchronization node use
Manage efficiency.
Wherein, the step of above-mentioned steps 24 may include:
Step 241, the time synchronization message is parsed, the time synchronization event carried in the time synchronization message is obtained
Information；
Step 242, according to the transformational relation in time synchronization event information numeric field data synchronous with described first,
Execute the conversion of time synchronization state；
And/or
Step 243, it according to the output parameter in the time synchronization state numeric field data synchronous with described first after conversion, executes
The output of corresponding parameter.
At this point, realizing the time synchronization state and/or output parameter to time synchronization node by step 241-243
Unified management ensure that the normal transmission of information to solve the problems, such as the intercommunication of time synchronization node.
The method of the realization time synchronization of the embodiment of the present invention solves the problems, such as the intercommunication of time synchronization node, and can be same
When meet different operators and the synchronisation requirement of user, realize multiplex network, saved Internet resources, improve network utilization
Rate.
As shown in figure 5, it is same to be applied to the time the embodiments of the present invention also provide a kind of device for realizing time synchronization
Walk node, comprising:
Second receiving module, for the time synchronization message that receiving time source or other times synchronization node are sent, wherein
The time synchronization message carries synchronization field coding, and the synchronization field is encoded in advance as with different time synchronisation requirement
The coding of time synchronization domains distribution, the time synchronization domains and synchronization field coding correspond；
First obtains module, for parsing to the time synchronization message, obtains the time synchronization message and carries
The first synchronization field coding；
Second obtains module, for being encoded according to first synchronization field, in the synchronization field number that external control unit outside issues
In, the corresponding first synchronous numeric field data of the first synchronization field coding is obtained, wherein the external control unit outside pre-establishes
There is the corresponding relationship between each time synchronization domains and synchronous numeric field data, the synchronization field data include different time synchronous regime
Between transformational relation and/or the corresponding output parameter of the time synchronization state；
Processing module, for being executed at time synchronization to the time synchronization message according to the described first synchronous numeric field data
Reason.
The device of the realization time synchronization of the embodiment of the present invention solves the problems, such as the intercommunication of time synchronization node, and can be same
When meet different operators and the synchronisation requirement of user, realize multiplex network, saved Internet resources, improve network utilization
Rate.
Wherein, the second acquisition module may include:
Second acquisition submodule, for sending first synchronization field coding to external control unit outside, and described in reception
The corresponding first synchronous numeric field data of first synchronization field coding of central control unit feedback, to obtain first synchronization field
Data.
At this point, external control unit outside can be made accurate and quick by sending synchronization field coding to external control unit outside
Synchronization numeric field data needed for obtaining time synchronization node optimizes processing mode, improves place for time synchronization node use
Manage efficiency.
In specific embodiments of the present invention, the processing module may include:
It is same to obtain the time carried in the time synchronization message for parsing the time synchronization message for parsing module
Walk event information；
First execution module, for according in time synchronization event information numeric field data synchronous with described first
Transformational relation executes the conversion of time synchronization state；
And/or
Second execution module, for according to the output in the time synchronization state numeric field data synchronous with described first after conversion
Parameter executes the output of corresponding parameter.
At this point, realizing to the time synchronization state of time synchronization node and/or the unified management of output parameter, to solve
It has determined the intercommunication problem of time synchronization node, ensure that the normal transmission of information.
The device of the realization time synchronization of the embodiment of the present invention solves the problems, such as the intercommunication of time synchronization node, and can be same
When meet different operators and the synchronisation requirement of user, realize multiplex network, saved Internet resources, improve network utilization
Rate.
It should be noted that the device of the realization time synchronization is to realize that the method for time synchronization is corresponding with above-mentioned realization
Device, wherein all implementations can also reach same suitable for the embodiment of the device in above method embodiment
Technical 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 (14)
1. a kind of method for realizing time synchronization, which is characterized in that be applied to a central control unit, which comprises
The synchronization field for establishing each time synchronization domains encodes and the corresponding relationship between synchronous numeric field data, wherein different time is same
Walking domain, there is different synchronization field to encode, and the synchronization field data include under time synchronization domains between each time synchronization state
Transformational relation and/or the corresponding output parameter of each time synchronization state；
It is sent to first time synchronization node and includes at least the synchronization field that the first synchronization field encodes the corresponding first synchronous numeric field data
Data, so that the first time synchronization node executes time synchronizing according to the described first synchronous numeric field data, described first
Synchronization field coding is the synchronization field coding of first time synchronization field belonging to the first time synchronization node；Described first is synchronous
Domain coding is that first time synchronization node is parsed from the time synchronization message received and obtained.
2. the method according to claim 1 for realizing time synchronization, which is characterized in that
Described send to first time synchronization node encodes the same of the corresponding first synchronous numeric field data including at least the first synchronization field
Walk numeric field data, comprising:
Receive the first synchronization field coding of first time synchronization node transmission；
According to the corresponding relationship, the corresponding first synchronous numeric field data of the first synchronization field coding is determined；
The first synchronization field data distributing is given to the time synchronization node, so that the time synchronization node is according to described the
One synchronous numeric field data executes time synchronizing to the time synchronization message.
3. the method according to claim 1 for realizing time synchronization, which is characterized in that described to establish each time synchronization domains
Synchronization field encode and with the step of corresponding relationship between synchronous numeric field data include:
By in the corresponding synchronous numeric field data of each time synchronization domains, when the transformational relation between each time synchronization state is converted to
Between synchronous regime transition matrix；Establish the time synchronization state transition matrix and the time synchronization domains of the time synchronization domains
Corresponding relationship between synchronization field coding；
And/or
By in the corresponding synchronous numeric field data of each time synchronization domains, when the corresponding output parameter of each time synchronization state is converted to
Between synchronous regime output matrix；Establish the time synchronization state output matrix and the time synchronization domains of the time synchronization domains
Corresponding relationship between synchronization field coding.
4. the method according to claim 1 for realizing time synchronization, which is characterized in that the method also includes:
When receiving the request of the update to the synchronization numeric field data of the time synchronization domains in the corresponding relationship, according to the update
Request is updated the synchronous numeric field data；
When receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to the newly-increased request, establish same
Walk domain coding and the corresponding relationship between synchronous numeric field data.
5. a kind of device for realizing time synchronization, which is characterized in that be applied to a central control unit, comprising:
Establish module, for establish each time synchronization domains synchronization field encode with the corresponding relationship between synchronous numeric field data,
In, there is different time synchronization field different synchronization fields to encode, and the synchronization field data include each time under time synchronization domains
Transformational relation and/or the corresponding output parameter of each time synchronization state between synchronous regime；
Sending module includes at least corresponding first synchronization field of the first synchronization field coding for sending to first time synchronization node
The synchronization numeric field data of data, so that the first time synchronization node executes at time synchronization according to the described first synchronous numeric field data
Reason, the first synchronization field coding are the synchronization field codings of first time synchronization field belonging to the first time synchronization node；
First synchronization field coding is that first time synchronization node is parsed from the time synchronization message received and obtained.
6. the device according to claim 5 for realizing time synchronization, which is characterized in that the sending module includes:
First receiving module, for receiving the first synchronization field coding of first time synchronization node transmission；
Determining module, for determining the corresponding first synchronous numeric field data of the first synchronization field coding according to the corresponding relationship；
Sending submodule, for giving the first synchronization field data distributing to the time synchronization node, so that the time is same
It walks node and time synchronizing is executed to the time synchronization message according to the described first synchronous numeric field data.
7. the device according to claim 5 for realizing time synchronization, which is characterized in that the module of establishing includes:
First conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, between each time synchronization state
Transformational relation be converted to time synchronization state transition matrix；
First setting up submodule, for establish the time synchronization domains time synchronization state transition matrix and the time synchronization
Corresponding relationship between the synchronization field coding in domain；
And/or
Second conversion module, for by the corresponding synchronous numeric field data of each time synchronization domains, each time synchronization state to be corresponding
Output parameter be converted to time synchronization state output matrix；
Second setting up submodule, for establish the time synchronization domains time synchronization state output matrix and the time synchronization
Corresponding relationship between the synchronization field coding in domain.
8. the device according to claim 5 for realizing time synchronization, which is characterized in that described device further include:
Update module, for receiving the request of the update to the synchronization numeric field data of the time synchronization domains in the corresponding relationship
When, the synchronous numeric field data is updated according to update request；
Newly-increased module, for when receiving the newly-increased request of synchronization numeric field data of a newly-increased time synchronization domains, according to described new
Increase request, establishes synchronization field coding and the corresponding relationship between synchronous numeric field data.
9. a kind of method for realizing time synchronization, which is characterized in that be applied to a time synchronization node, comprising:
The time synchronization message that receiving time source or other times synchronization node are sent, wherein the time synchronization message carries
Synchronization field coding, the synchronization field are encoded to the coding distributed in advance for the time synchronization domains with different time synchronisation requirement,
The time synchronization domains and synchronization field coding correspond；
The time synchronization message is parsed, the first synchronization field coding that the time synchronization message carries is obtained；
It is encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues, it is synchronous to obtain described first
The corresponding first synchronous numeric field data of domain coding, wherein the external control unit outside is pre-established with each time synchronization domains and same
Walk the corresponding relationship between numeric field data, the synchronization field data include transformational relation between different time synchronous regime and/or
The corresponding output parameter of the time synchronization state；
According to the described first synchronous numeric field data, time synchronizing is executed to the time synchronization message.
10. the method according to claim 9 for realizing time synchronization, which is characterized in that
It is described to be encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues, obtain described first
The corresponding first synchronous numeric field data of synchronization field coding, comprising:
It sends first synchronization field coding to external control unit outside, and receives described the of external control unit outside feedback
The corresponding first synchronous numeric field data of one synchronization field coding, to obtain the described first synchronous numeric field data.
11. the method according to claim 9 for realizing time synchronization, which is characterized in that described synchronous according to described first
Numeric field data, to the time synchronization message execute time synchronizing the step of include:
The time synchronization message is parsed, the time synchronization event information carried in the time synchronization message is obtained；
According to the transformational relation in time synchronization event information numeric field data synchronous with described first, time synchronization is executed
The conversion of state；
And/or
According to the output parameter in the time synchronization state numeric field data synchronous with described first after conversion, the defeated of corresponding parameter is executed
Out.
12. a kind of device for realizing time synchronization, which is characterized in that be applied to a time synchronization node, comprising:
Second receiving module, for the time synchronization message that receiving time source or other times synchronization node are sent, wherein described
Time synchronization message carries synchronization field coding, and the synchronization field was encoded in advance as the time with different time synchronisation requirement
The coding of synchronization field distribution, the time synchronization domains and synchronization field coding correspond；
First obtains module, for being parsed to the time synchronization message, obtain that the time synchronization message carries the
One synchronization field coding；
Second obtains module, for being encoded according to first synchronization field, in the synchronization numeric field data that external control unit outside issues,
Obtain the corresponding first synchronous numeric field data of the first synchronization field coding, wherein the external control unit outside is pre-established with respectively
Corresponding relationship between a time synchronization domains and synchronous numeric field data, the synchronization field data include between different time synchronous regime
Transformational relation and/or the corresponding output parameter of the time synchronization state；Processing module, for according to first synchronization field
Data execute time synchronizing to the time synchronization message.
13. the device according to claim 12 for realizing time synchronization, which is characterized in that described second obtains module packet
It includes:
Second acquisition submodule for sending first synchronization field coding to external control unit outside, and receives the outside
The corresponding first synchronous numeric field data of first synchronization field coding of control unit feedback, to obtain the first synchronization field number
According to.
14. the device according to claim 12 for realizing time synchronization, which is characterized in that the processing module includes:
Parsing module obtains the time synchronization thing carried in the time synchronization message for parsing the time synchronization message
Part information；
First execution module, for according to the conversion in time synchronization event information numeric field data synchronous with described first
Relationship executes the conversion of time synchronization state；
And/or
Second execution module, for being joined according to the output in the time synchronization state numeric field data synchronous with described first after conversion
Number executes the output of corresponding parameter.
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| CN102130736A (en) * | 2011-03-18 | 2011-07-20 | 华为技术有限公司 | Method, device and system for processing clock information |
| CN103428081A (en) * | 2012-05-14 | 2013-12-04 | 中兴通讯股份有限公司 | Packet network synchronization method, device and system |
| CN103916950A (en) * | 2012-12-31 | 2014-07-09 | 中兴通讯股份有限公司 | Time synchronization method and system |
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| CN102130736A (en) * | 2011-03-18 | 2011-07-20 | 华为技术有限公司 | Method, device and system for processing clock information |
| CN103428081A (en) * | 2012-05-14 | 2013-12-04 | 中兴通讯股份有限公司 | Packet network synchronization method, device and system |
| CN103916950A (en) * | 2012-12-31 | 2014-07-09 | 中兴通讯股份有限公司 | Time synchronization method and system |
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