CN108124238A - The signal processing method and device of a kind of cluster group - Google Patents
The signal processing method and device of a kind of cluster group Download PDFInfo
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- CN108124238A CN108124238A CN201611070376.5A CN201611070376A CN108124238A CN 108124238 A CN108124238 A CN 108124238A CN 201611070376 A CN201611070376 A CN 201611070376A CN 108124238 A CN108124238 A CN 108124238A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/08—User group management
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Abstract
An embodiment of the present invention provides the signal processing method and device of a kind of cluster group, to ensure the normal execution of cluster group business.The method includes：After the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message, wherein, it exhales to establish instruction message and be used to indicate the cluster group group of accessing user for described group and exhales foundation；After base station down carrying is successfully established, described group of the service condition update according to group service, which is exhaled, establishes instruction message, to exhale the service condition for establishing instruction message to indicate group service by described group；Described group of the transmission in cycle, which is exhaled, establishes instruction message, wherein, group is exhaled to establish after instruction message is encrypted and sent.Group, which is exhaled, to be established instruction message and had not only indicated that cluster group group exhaled foundation, but also the service condition of instruction group service, ensures that the normal of business performs and ensure that user can correctly receive multicast group business.
Description
Technical field
The present invention relates to field of communication technology, signal processing method and a kind of cluster group more particularly to a kind of cluster group
Signal processing device.
Background technology
Private network based on TD-LTE (Time Division-Long Term Evolution, timesharing Long Term Evolution) technology
Broadband cluster system, which can maximize, meets different industries, the basic service demand of different networking scenes, increasingly obtains extensively
Concern.One feature of TD-LTE broadband cluster systems is to eat dishes without rice or wine to provide so as to save using cluster shared channel for cell
Source.Wherein, NAS (Non-Access inner cluster TCCH (Trunking Control Channel, clustered control channel)
Stratum, Non-Access Stratum) the progress cycle transmission of message base station, cluster group can quickly be obtained by meeting the user for the entrance that lags
Information configuration receives group service in time.
Wherein, for audio call, core net can be with the transmission right of speech status information in cycle；It is exhaled for video group, core
Net can send video source instruction with the cycle, notify schooling group internal user associated video source information.Therefore, if to cluster multi call group
NAS message without encryption, integrity protection, then existing procedure can normally perform.And if group exhales the NAS message of group to open
NAS layers of encryption, integrity protection process are moved, then existing procedure, which is present with user and cannot be properly received group, exhales a group NAS information
Problem.
Wherein, be encrypted, integrity protection when, core net preserve a NAS COUNT, each safeguard protection
NAS message all participates in calculating using the input value of NAS COUNT as complete guarantor's algorithm and Encryption Algorithm.Therefore, one has often been sent
The NAS message of safeguard protection, NAS COUNT values will add one.Likewise, terminal also only identifies the incremental NAS of NAS COUNT
Message, for the NAS message direct discarding smaller than previous message of NAS COUNT values.For example, core net sends GROUP CALL
SETUP INDICATION (group exhales foundation to indicate) message, NAS COUNT values are 1, and the NAS message is periodically broadcasted in base station,
Hereafter, if core net sends FLOOR INFORM message, NAS COUNT values just become 2.If a group user first receives
FLOOR INFORM message simultaneously records NAS COUNT values as 2, hereafter this group of user receives NAS COUNT values as 1 again
GROUP CALL SETUP INDICATION message, just will be considered that the message is error message, is directly abandoned, and the group is caused to be used
Family cannot be correctly received multicast group business.
The content of the invention
The embodiment of the present invention is the technical problem to be solved is that a kind of signal processing method of cluster group is provided, to ensure to collect
The normal execution of group service.
Correspondingly, the embodiment of the present invention additionally provides a kind of signal processing device of cluster group, to ensure the above method
Realization and application.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of signal processing method of cluster group, including：Collecting
After group-calling business is established, the transmission group in cycle, which is exhaled, establishes instruction message, wherein, it exhales for described group and establishes instruction message and be used to indicate
The cluster group group of accessing user exhales foundation；After base station down carrying is successfully established, the service condition according to group service updates
It exhales for described group and establishes instruction message, to exhale the service condition for establishing instruction message to indicate group service by described group；Cycle
Described group of transmission exhale and establish instruction message, wherein, group is exhaled establish instruction message encryption after send.
Optionally, further include：Receiving interface message, the interface message carry the data of instruction group service state.
Optionally, described group of the service condition update according to group service, which is exhaled, establishes instruction message, including：According to institute
It states interface message and replaces described group and exhale and establish instruction message.
Optionally, the interface message includes the Non-Access Stratum protocols data cell NAS-PDU of instruction group service state；
Described group is replaced according to the interface message to exhale and establish instruction message, including：The NAS- is obtained from the interface message
PDU, the NAS-PDU include the status information of group service；Described group is exhaled according to the NAS-PDU obtained and establishes instruction message
It is replaced, determines that the group for carrying the status information is exhaled and establish instruction message.
Optionally, the group service includes：Voice group call service and/or video group-calling service；The status information bag
It includes：Right of speech status information and/or video source information.
The embodiment of the invention also discloses a kind of signal processing device of cluster group, including：Sending module, in cluster
After group-calling service is established, the transmission group in cycle, which is exhaled, establishes instruction message, wherein, it exhales to establish instruction message and be used to indicate for described group and connects
The cluster group group of access customer exhales foundation；And newer group of the transmission in cycle exhales and establishes instruction message, wherein, group exhales foundation to indicate
It is sent after message encryption；Update module, for base station down carrying be successfully established after, according to group service business shape
Described group of state update, which is exhaled, establishes instruction message, to exhale the business shape for establishing instruction message to indicate group service by described group
State.
Optionally, further include：Receiving module, for receiving interface message, the interface message carries instruction cluster industry
The data of business state.
Optionally, the update module exhales for replacing described group according to the interface message and establishes instruction message.
Optionally, the interface message includes the NAS-PDU of instruction group service state；The update module, for from
The NAS-PDU is obtained in the interface message, the NAS-PDU includes the status information of group service；According to what is obtained
NAS-PDU, which exhales described group, to be established instruction message and is replaced, and is determined that the group for carrying the status information is exhaled and is established instruction message.
Optionally, the group service includes：Voice group call service and/or video group-calling service；The status information bag
It includes：Right of speech status information and/or video source information.
Compared with prior art, the embodiment of the present invention includes advantages below：
After the foundation of cluster multi call business, the transmission group in cycle exhales the cluster group for establishing instruction message to indicate accessing user
Group exhales foundation, and then after base station down carrying is successfully established, the service condition according to group service updates described group and exhales foundation
Instruction message, to exhale the service condition for establishing instruction message to indicate group service, described group of the transmission in cycle by described group
It exhales and establishes instruction message, due to being not added with new NAS message, group, which is exhaled, to be established instruction message and can normally be received, so as to
Not only indicated that cluster group group exhaled foundation, but also the service condition of instruction group service, and ensured that the normal of business performed and ensure user
Multicast group business can correctly be received.
Description of the drawings
Fig. 1 is a kind of step flow chart of the signal processing method embodiment of cluster group of the present invention；
Fig. 2 is the step flow chart of the signal processing method embodiment of another cluster group of the present invention；
Fig. 3 is a kind of NAS message structure diagram of the embodiment of the present invention；
Fig. 4 is a kind of signaling structure schematic diagram of the embodiment of the present invention；
Fig. 5 is another signaling structure signal of the embodiment of the present invention；
Fig. 6 is a kind of structure diagram of the signal processing device embodiment of cluster group of the present invention；
Fig. 7 is the structure diagram of the signal processing device embodiment of another cluster group of the invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Reference Fig. 1 shows a kind of step flow chart of the signal processing method embodiment of cluster group of the present invention, specifically
It may include steps of：
Step 102, after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message, wherein, described group is exhaled
It establishes instruction message and is used to indicate the cluster group group of accessing user and exhale foundation.
UE (User Equipment, user equipment) in idle (IDLE) state can initiate group and exhale, and perform RRC connections
Establishing process.UE carries NAS message, that is, TRUNKING SERVICE REQUEST (cluster services in connection setup complete message
Request), including：Security information carries call request CALL REQUEST, type of call is carried in the message, calling belongs to
The call requests parameter such as property, called number, media information, to apply for establishing a cluster multi call business.
After the foundation of cluster multi call business, execution group exhales loading establishing process, i.e. core net initiates group to associated base stations
The foundation of downlink bearing, each base station can this processes parallel.Base station can determine NAS message i.e. GROUP CALL SETUP
INDICATION (group, which is exhaled, establishes instruction message), the GROUP CALL SETUP INDICATION message are used to indicate access and use
The cluster group group at family exhales foundation.The group can be exhaled and be sent after establishing instruction message encryption.
Step 104, after base station down carrying is successfully established, described group of the service condition update according to group service, which is exhaled, builds
Vertical instruction message, to exhale the service condition for establishing instruction message to indicate group service by described group.
After the carrying of at least one base station down is successfully established, core net notifies promoter by CALL ACCEPT, accordingly
Resource is ready for finishing, and can carry out uplink, message carry calling ID, type of call, call property, call priority,
The parameters such as right of speech information, media information.Also, if this calling is end-to-end encrypting call, it should also carry encryption key.UE
Core net is notified by CALL COMPLETE, CALL ACCEPT are obtained by UE.
Hereafter base station needs the service condition to group services such as the current right of speech states for monitoring UE notices group, in order to anti-
Only using newly-increased NAS message the GROUP CALL SETUP INDICATION message of periodicity sending is caused to be misidentified as mistake
Message by mistake.The present embodiment can update described group according to the service condition of group service and exhale and establish instruction message, i.e. extension should
GROUP CALL SETUP INDICATION message adds the industry of group service in Group Resource information wherein
Business state, such as right of speech state, video source information establish instruction message and can either indicate the cluster group of accessing user so as to which group is exhaled
Group exhales foundation, and can indicate the service condition of group service.
Step 106, described group of the transmission in cycle, which is exhaled, establishes instruction message, wherein, group, which is exhaled, to be established after instruction message is encryption
It sends.
GROUP CALL SETUP INDICATION message is encrypted again, since what is sent before and after update is all
GROUP CALL SETUP INDICATION message, therefore it encrypts corresponding NAS COUNT values plus 1, it can be with periodicity sending
Encrypted GROUP CALL SETUP INDICATION message, without message is caused to be misidentified as error message, it is ensured that energy
It enough indicates that the cluster group group of accessing user exhales foundation, and can indicate the service condition of group service, ensureing group service just
Often perform.
To sum up, after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message to indicate accessing user's
Cluster group group exhales foundation, and then after base station down carrying is successfully established, the service condition according to group service updates described group
It exhales and establishes instruction message, to exhale the service condition for establishing instruction message to indicate group service, the transmission in cycle by described group
Exhale for described updated group and establish instruction message, new NAS message is used due to unified, group exhale establish instruction message can
It is normally received, so as to not only indicate that cluster group group exhales foundation, but also the service condition of instruction group service, ensures that the normal of business is held
It goes and ensures that user can correctly receive multicast group business.
On the basis of above-described embodiment, the signal processing method of cluster group is discussed in detail in the present embodiment.
With reference to Fig. 2, show the step flow chart of the signal processing method embodiment of another cluster group of the present invention, have
Body may include steps of：
Step 202, after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message.
UE (User Equipment, user equipment) in idle (IDLE) state can initiate group and exhale, and perform RRC connections
Establishing process.UE carries NAS message, that is, TRUNKING SERVICE REQUEST (cluster services in connection setup complete message
Request), including：Security information carries call request CALL REQUEST, type of call is carried in the message, calling belongs to
The call requests parameter such as property, called number, media information, to apply for establishing a cluster multi call business.
After the foundation of cluster multi call business, execution group exhales loading establishing process, i.e. core net initiates group to associated base stations
The foundation of downlink bearing, each base station can this processes parallel.Associated base stations can send Trunking Paging message, wherein
Carry trunkingGroupID (cluster group mark), groupPriority (group priority), G-RNTI.In one example
Trunking Paging message can also carry static resource list, NAS message i.e. GROUP CALL SETUP
INDICATION (group, which is exhaled, establishes instruction message).As carrying static resource list and GROUP in the Trunking Paging message
CALL SETUP INDICATION message, then terminal can directly configure TTCH after receiving Trunking Paging, start to connect
Receive business datum.In another example, base station sends GroupCallConfig (group exhales configuration) message on TCCH channels, gives
Go out the access layer configuration parameter of group TTCH, GROUP CALL can also be carried in the GroupCallConfig message
SETUP INDICATION message.Wherein, the configuration based on core net, can be by the flexible configuration above process.
Also, base station can periodically send GROUP CALL SETUP INDICATION message, wherein, GROUP
CALL SETUP INDICATION message can carry：Call ID (call identification), CallType (type of call),
MediaType (medium type), ServiceType (service type), CallAttribute (call property),
CalledNumber (call number), MediaDescription (media description information) etc..To pass through the GROUP CALL
The cluster group group of SETUP INDICATION message instruction accessing user exhales foundation.
Wherein, a kind of content example of GROUP CALL SETUP INDICATION message is as shown in table 1：
Table 1
It base station can be by after GROUP CALL SETUP INDICATION message encryptions, for example with Sequence number
Protection is encrypted to the processing of 256 modulus in (sequence number), and periodicity sending is to indicate that the cluster group group of accessing user exhales foundation.Its
In, after NAS message has used the safeguard protections such as encipherment protection, integrity protection, a kind of NAS message topology example is as shown in Figure 3.
Step 204, after base station down carrying is successfully established, receiving interface message.
After the carrying of at least one base station down is successfully established, core net notifies promoter by CALL ACCEPT, accordingly
Resource is ready for finishing, and can carry out uplink, message carry calling ID, type of call, call property, call priority,
The parameters such as right of speech information, media information.Also, if this calling is end-to-end encrypting call, it should also carry encryption key.UE
Core net is notified by CALL COMPLETE, CALL ACCEPT are obtained by UE.
Hereafter base station needs the service condition to group services such as the current right of speech states for monitoring UE notices group, therefore
MME (Mobility Management Entity, mobile management entity) sends the S1 interface messages GROUP of modification to base station
CALL CONTEXT MODIFICATION REQUEST (increase to carry and need newer NAS message), base station to be notified currently to collect
The service condition of group business, wherein, the group service includes：Voice group call service and/or video group-calling service；The state
Information includes：Right of speech status information and/or video source information.Wherein, status information is for the current business of user in group of notifications
State, such as be idle or occupied by whom by user's current utterance power in right of speech state notifying group；Pass through video source information
User in key group, present video information are what which equipment provided etc..
Wherein, GROUP CALL CONTEXT MODIFICATION REQUEST message can include：Message Type
(type of message), MME Group S1AP ID, eNB Group S1AP ID and NAS-PDU (Non-Access Stratum
Protocol Data Unit, Non-Access Stratum protocols data cell) etc. parameters, wherein, NAS-PDU can indicate group service
Service condition, NAS-PDU include the status information of group service.
Wherein, in GROUP CALL CONTEXT MODIFICATION REQUEST message cell a kind of example such as table 2
It is shown：
Table 2
So as to which when Status Change, GROUP CALL CONTEXT MODIFICATION REQUEST message can
The service condition of group service is indicated to carry NAS-PDU.
Step 206, the NAS-PDU is obtained from the interface message.
Step 208, described group is exhaled according to the NAS-PDU obtained and establishes instruction message and be replaced, determine to carry described in
The group of status information, which is exhaled, establishes instruction message.
Base station can obtain NAS-PDU from GROUP CALL CONTEXT MODIFICATION REQUEST message, adopt
Original GROUP CALL SETUP INDICATION are replaced with GROUP CALL SETUP INDICATION in the NAS-PDU
Message so as to extend Group Resource information in replaced message, is added in the Group Resource information
The status information of group service.
Wherein, the Group Resource List of above-mentioned table 1 are with the business configuration of list mode key group shared channel,
A kind of signaling structure of Group Resource List is as shown in figure 4, Group Resource include Group Resource
The configuration of each business, a kind of signaling structure are as shown in Figure 5 in List.Based on the replaced GROUP CALL of NAS-PDU
In SETUP INDICATION message, a kind of Group examples of Resource Contents group resource contents such as table 3 of the message
It is shown：
Table 3
Wherein, the status information of group service is extended, can be included：Floor Inform Type、Speaker
Number、Speaker name、Group Number、Group Short Number、Speaker Short Number、
Video Source ID, Video Source name etc..
By extending the Group Resource of GROUP CALL SETUP INDICATION message, the GROUP for being
CALL SETUP INDICATION message can indicate group service state, and continue to indicate the cluster of accessing user
Group group exhales foundation.Group service state can be therefrom got hence for accessed user, and the user for newly accessing can
It is had been established with determining that cluster group group is exhaled based on this, so as to perform group service.
Step 210, described group of the transmission in cycle, which is exhaled, establishes instruction message.
Then can be identical with initial encryption by replaced GROUP CALL SETUP INDICATION message encryptions,
As protection still is encrypted to the processing of 256 modulus using Sequence number (sequence number), then by encrypted GROUP
CALL SETUP INDICATION message cycles are sent.
For example, after replacing GROUP CALL SETUP INDICATION message, the GROUP CALL of group meeting periodic broadcasting
SETUP INDICATION message carries the information of right of speech notice in the message.For the user B in group 1, in multicast procedures
In receive group paging, determine reception group information, then the user B can only receive the cell cycle transmission GROUP CALL
Therefore SETUP INDICATION message, can carry out the foundation of corresponding radio resource and carry out the reception of multicast packet.
The present embodiment exhales the group under encipherment protection, integrity protection the optimization that group NAS message carries out, that is, extends GROUP
Group Resource information in CALL SETUP INDICATION message adds right of speech state and video source information etc.
Status information.S1 interface message GROUP CALL CONTEXT MODIFICATION REQUEST notices base station is also changed, so as to
The GROUP CALL SETUP INDICATION message of the existing cycle transmission of alternate sets can be indicated, in addition group service shape
Periodicity sending message after state, so as to allow the lag user of entrance that can also be correctly received multicast group data.
It should be noted that for embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of action group
It closes, but those skilled in the art should know, the embodiment of the present invention and from the limitation of described sequence of movement, because according to
According to the embodiment of the present invention, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art also should
Know, embodiment described in this description belongs to preferred embodiment, and the involved action not necessarily present invention is implemented
Necessary to example.
On the basis of above-described embodiment, the present embodiment additionally provides a kind of signal processing device of cluster group, the device
It can be applied in base station.
With reference to Fig. 6, a kind of structure diagram of the signal processing device embodiment of cluster group of the present invention is shown, it specifically can be with
Including following module：
Sending module 602, for after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, to establish instruction message, wherein,
It exhales to establish instruction message and be used to indicate the cluster group group of accessing user for described group and exhales foundation；And newer group of the transmission in cycle is exhaled
Instruction message is established, wherein, group is exhaled to establish after instruction message is encrypted and sent.
Update module 604, for after base station down carrying is successfully established, the service condition according to group service to update institute
It states group and exhales and establish instruction message, to exhale the service condition for establishing instruction message to indicate group service by described group.
To sum up, after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message to indicate accessing user's
Cluster group group exhales foundation, and then after base station down carrying is successfully established, the service condition according to group service updates described group
It exhales and establishes instruction message, to exhale the service condition for establishing instruction message to indicate group service, the transmission in cycle by described group
It exhales for described group and establishes instruction message, due to being not added with new NAS message, group, which is exhaled, to be established instruction message and can normally be connect
It receives, so as to not only indicate that cluster group group exhales foundations, but also the service condition of instruction group service, ensures that the normal of business performs and true
Warranty family can correctly receive multicast group business.
With reference to Fig. 7, show the structure diagram of the signal processing device embodiment of another cluster group of the invention, specifically may be used
To include following module：
The device further includes：Receiving module 606, for receiving interface message, the interface message carries instruction cluster
The data of service condition.The then update module 604 exhales foundation instruction to disappear for replacing described group according to the interface message
Breath.
Wherein, the interface message includes the NAS-PDU of instruction group service state；The update module 604, for from
The NAS-PDU is obtained in the interface message, the NAS-PDU includes the status information of group service；According to what is obtained
NAS-PDU, which exhales described group, to be established instruction message and is replaced, and is determined that the group for carrying the status information is exhaled and is established instruction message.
The group service includes：Voice group call service and/or video group-calling service；The status information includes：Right of speech
Status information and/or video source information.
The present embodiment exhales the group under encipherment protection, integrity protection the optimization that group NAS message carries out, that is, extends GROUP
Group Resource information in CALL SETUP INDICATION message adds right of speech state and video source information etc.
Status information.S1 interface message GROUP CALL CONTEXT MODIFICATION REQUEST notices base station is also changed, so as to
The GROUP CALL SETUP INDICATION message of the existing cycle transmission of alternate sets can be indicated, in addition group service shape
Periodicity sending message after state, so as to allow the lag user of entrance that can also be correctly received multicast group data.
For device embodiment, since it is basicly similar to embodiment of the method, so description is fairly simple, it is related
Part illustrates referring to the part of embodiment of the method.
Each embodiment in this specification is described by the way of progressive, the highlights of each of the examples are with
The difference of other embodiment, just to refer each other for identical similar part between each embodiment.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can be provided as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be with reference to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that it can realize flowchart and/or the block diagram by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or box combination.These can be provided
Computer program instructions are set to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine so that is held by the processor of computer or other programmable data processing terminal equipments
Capable instruction generation is used to implement in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes
The device for the function of specifying.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing terminal equipments
In the computer-readable memory to work in a specific way so that the instruction being stored in the computer-readable memory generates bag
The manufacture of command device is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing terminal equipments so that
Series of operation steps is performed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction offer performed on computer or other programmable terminal equipments is used to implement in one flow of flow chart or multiple flows
And/or specified in one box of block diagram or multiple boxes function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, those skilled in the art once know base
This creative concept can then make these embodiments other change and modification.So appended claims are intended to be construed to
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements are not only wrapped
Those elements are included, but also including other elements that are not explicitly listed or are further included as this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, it is wanted by what sentence "including a ..." limited
Element, it is not excluded that also there are other identical elements in the process including the element, method, article or terminal device.
The signaling of signal processing method to a kind of cluster group provided by the present invention and a kind of cluster group processing dress above
It puts, is described in detail, specific case used herein is set forth the principle of the present invention and embodiment, more than
The explanation of embodiment is only intended to help the method and its core concept for understanding the present invention；Meanwhile for the general skill of this field
Art personnel, thought according to the invention, there will be changes in specific embodiments and applications, in conclusion this
Description should not be construed as limiting the invention.
Claims (10)
1. a kind of signal processing method of cluster group, which is characterized in that including：
After the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, establishes instruction message, wherein, it exhales for described group and establishes instruction message
The cluster group group for being used to indicate accessing user exhales foundation；
After base station down carrying is successfully established, described group of the service condition update according to group service, which is exhaled, establishes instruction message,
To exhale the service condition for establishing instruction message to indicate group service by described group；
Described group of the transmission in cycle, which is exhaled, establishes instruction message, wherein, group is exhaled to establish after instruction message is encrypted and sent.
2. it according to the method described in claim 1, it is characterized in that, further includes：
Receiving interface message, the interface message carry the data of instruction group service state.
3. according to the method described in claim 2, it is characterized in that, the service condition according to group service updates described group
It exhales and establishes instruction message, including：
Described group is replaced according to the interface message to exhale and establish instruction message.
4. according to the method described in claim 3, it is characterized in that, the interface message includes the non-of instruction group service state
Access layer protocol Data Unit NAS-PDU；
Described group is replaced according to the interface message to exhale and establish instruction message, including：
The NAS-PDU is obtained from the interface message, the NAS-PDU includes the status information of group service；
Described group is exhaled according to the NAS-PDU obtained and establishes instruction message and is replaced, determines to carry the group of the status information
It exhales and establishes instruction message.
5. according to the method described in claim 4, it is characterized in that, the group service includes：It voice group call service and/or regards
Frequency group-calling service；The status information includes：Right of speech status information and/or video source information.
6. a kind of signal processing device of cluster group, which is characterized in that including：
Sending module, for after the foundation of cluster multi call business, the transmission group in cycle, which is exhaled, to establish instruction message, wherein, described group
It exhales to establish instruction message and be used to indicate the cluster group group of accessing user and exhales foundation；And newer group of the transmission in cycle exhales foundation to refer to
Show message, wherein, group is exhaled to establish after instruction message is encrypted and sent；
Update module, for after base station down carrying is successfully established, the service condition according to group service to update described group and exhales
Instruction message is established, to exhale the service condition for establishing instruction message to indicate group service by described group.
7. device according to claim 6, which is characterized in that further include：
Receiving module, for receiving interface message, the interface message carries the data of instruction group service state.
8. device according to claim 7, which is characterized in that
The update module exhales for replacing described group according to the interface message and establishes instruction message.
9. device according to claim 8, which is characterized in that the interface message includes instruction group service state
NAS-PDU；
The update module, for obtaining the NAS-PDU from the interface message, the NAS-PDU includes group service
Status information；Described group is exhaled according to the NAS-PDU obtained and establishes instruction message and is replaced, determines to carry the state letter
The group of breath, which is exhaled, establishes instruction message.
10. device according to claim 9, which is characterized in that the group service includes：Voice group call service and/or
Video group-calling service；The status information includes：Right of speech status information and/or video source information.
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