CN103987132B - A kind of method for processing business, system and relevant device - Google Patents
A kind of method for processing business, system and relevant device Download PDFInfo
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- CN103987132B CN103987132B CN201310049639.4A CN201310049639A CN103987132B CN 103987132 B CN103987132 B CN 103987132B CN 201310049639 A CN201310049639 A CN 201310049639A CN 103987132 B CN103987132 B CN 103987132B
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Abstract
The embodiment of the invention discloses a kind of method for processing business, system and relevant devices, UE can be caused to be quickly returning to LTE system when UE terminates business in the different system process flow of CSFB.Present invention method includes：When in the different system process flow under CSFB, if user terminates calling, MM entities receive the termination call notification that CC entities are sent；MM entities send termination messages according to call notification is terminated to the RRC entities of first network system, and termination messages are used to indicate the different system process flow for terminating CSFB triggerings；So that the different system process flow of CSFB triggerings is terminated between the RRC entities of first network system and the RRC entities of the second network system；The first network system and second network system different system each other.The embodiment of the present invention also provides a kind of transaction processing system and relevant device.
Description
Technical field
The present invention relates to a kind of communications field more particularly to method for processing business, system and relevant devices.
Background technology
Circuit domain dropping（CSFB, Circuit Switched FallBack mobile）Technology is third generation communication system
Cooperative programme（3GPP, 3rd Generation Partnership Project）For long term evolution（LTE, Long Term
Evolution）System introduces the voice service transition scheme of a kind of standard defined at initial stage.
The essence of CSFB technologies be exactly so that terminal is still using existing network, by traditional circuit domain bearing mode into
Jargon sound business, and LTE system only handles data service.User equipment under LTE system covering（UE, User
Equipment）, when needing to handle CS business, pass through switching（HO, Hand Over）Or it redirects（Redirection）Or
Cell change order（CCO, Cell Change Order）Return to former global system for mobile communications（GSM, Global System
for Mobile communications）Or Universal Mobile Communication System（UMTS, Universal Mobile
Telecommunications System）Finishing service is handled in lower CS domains, has thus reached the existing CS domains equipment of reuse
The purpose of traditional voice service is provided for the user in LTE system.
Specific CSFB techniqueflows are defined in existing 3GPP agreements：It can be seen according to the associated description of 3GPP agreements
Go out, when CS domain business terminates, do not need to provide specific CSFB mechanism so that UE returns to LTE system, in GSM/UMTS
Wireless heterogeneous networks under network（RRC, Radio Resource Control）When Connection Release, network can be by current
Existing mechanism（Such as it is redirected back to LTE system）So that UE returns to LTE system.
But described in existing technical solution be calling connection establish after, how to make when the calling connection discharges
It obtains UE and returns to LTE system, be not described but in different system process flow（Such as the switching stream from LTE system to GSM/UMTS
Journey redirects flow or cell change order flow etc.）In, how should be interacted between each network element could be so that UE be returned to
LTE system.
Invention content
An embodiment of the present invention provides a kind of method for processing business, system and relevant devices, can be different under CSFB
In system process flow, UE is caused to be quickly returning to LTE system when UE terminates business.
The first aspect of the embodiment of the present invention provides a kind of method for processing business, including：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, mobile management
MM entities receive the termination call notification that calling controling CC entity is sent；
The MM entities are sent according to the termination call notification to the radio resource control RRC entity of first network system
Termination messages, the termination messages are used to indicate the different system process flow for terminating CSFB triggerings；
So that CSFB triggerings are terminated between the RRC entities of the first network system and the RRC entities of the second network system
Different system process flow；
The first network system and second network system different system each other.
With reference to the embodiment of the present invention in a first aspect, in the first possible implementation, the MM entities are according to institute
Termination call notification is stated to the RRC entities transmission termination messages of first network system to include：
The MM entities send to evolved packet system mobile management EMM entities and terminate CSFB service messages so that described
EMM entities send the message for the different system process flow for terminating CSFB triggerings to the RRC entities of the first network.
With reference to the embodiment of the present invention in a first aspect, or first aspect the first possible realization method, at second
In possible realization method, the MM entities are sent eventually according to the termination call notification to the RRC entities of first network system
Only include after message：
The MM entities remove the calling of current cache.
With reference to the embodiment of the present invention in a first aspect, or first aspect the first possible realization method, at the third
In possible realization method, the first network system is long evolving system；
Second network system is global system for mobile communications or Universal Mobile Communication System.
The second aspect of the embodiment of the present invention provides a kind of method for processing business, including：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, first network
The radio resource control RRC entity of system receives the termination messages from mobile management MM entities, and the termination messages are used to refer to
Show the different system process flow for terminating CSFB triggerings；
The RRC entities of the first network system send to the RRC entities of the second network system and terminate request, to ask end
The only different system process flow of CSFB triggerings；
The RRC entities of the first network system receive the termination response of the RRC Entity feedbacks of second network system,
It is described to terminate the different system process flow for responding and being used to indicate and having terminated CSFB triggerings；
The first network system and second network system different system each other.
With reference to the second aspect of the embodiment of the present invention, in the first possible implementation, the first network system
Radio resource control RRC entity receive the termination messages from mobile management MM entities include：
The RRC entities of the first network system receive the termination that evolved packet system mobile management EMM entities are sent
The message of the different system process flow of CSFB triggerings；
The message of the different system process flow for terminating CSFB triggerings from the EMM entities according to the MM entities to institute
The termination CSFB service messages for stating the transmission of EMM entities obtain.
With reference to the second aspect of the embodiment of the present invention or the first possible realization method of second aspect, at second
In possible realization method, the first network system is long term evolution LTE system；
Second network system is global system for mobile communications GSM or Universal Mobile Communication System UMTS.
With reference to second of possible realization method of the second aspect of the embodiment of the present invention, in the third possible realization side
In formula, the RRC entities of the first network system are received after the termination response of the RRC Entity feedbacks of second network system
Including：
The RRC entities of LTE system are resident LTE system again.
With reference to the third possible realization method of the second aspect of the embodiment of the present invention, the 4th kind of possible realization side
In formula, the RRC entities of the LTE system are resident LTE system and are included later again：
The RRC entities of LTE system are it is judged whether or not data transmission service, if so, then restoring the data transmission industry
Business.
The third aspect of the embodiment of the present invention provides a kind of transaction processing system, including：
Calling controling CC entity, mobile management MM entities, evolved packet system mobile management EMM entities, first network system
The radio resource control RRC entity of system and the RRC entities of the second network system；
When in the different system process flow under circuit domain dropping CSFB, the CC entities are used to exhale when user terminates
When crying, sent to the MM entities and terminate call notification；
The MM entities, which are used to be sent to the EMM entities according to the termination call notification, terminates CSFB service messages；
The EMM entities are used to send at the different system for terminating CSFB triggerings to the RRC entities of the first network system
Manage the message of flow；
The RRC entities of the first network system, which are used to send to the RRC entities of second network system, terminates request,
The different system process flow of CSFB triggerings is terminated with request；
The termination that the RRC entities of second network system are used for the RRC Entity feedbacks to the first network system is rung
Should, it is described to terminate the different system process flow for responding and being used to indicate and having terminated CSFB triggerings；
The first network system and second network system different system each other.
The fourth aspect of the embodiment of the present invention provides a kind of mobile management entity, including：
Notification receiving unit, for when in the different system process flow under circuit domain dropping CSFB, if user is whole
It only calls, then receives the termination call notification of calling controling CC entity transmission；
Message sending unit, for according to the termination radio resource control RRC of the call notification to first network system
Entity sends termination messages, and the termination messages are used to indicate the different system process flow for terminating CSFB triggerings so that described the
The different system process flow of CSFB triggerings is terminated between the RRC entities of one network system and the RRC entities of the second network system；
The first network system and second network system different system each other.
With reference to the fourth aspect of the embodiment of the present invention, in the first possible implementation, the message sending unit
CSFB service messages are terminated specifically for being sent to evolved packet system mobile management EMM entities so that the EMM entities are to institute
The RRC entities for stating first network send the message for the different system process flow for terminating CSFB triggerings.
With reference to the fourth aspect of the embodiment of the present invention or the first possible realization method of fourth aspect, at second
In possible realization method, the mobile management entity further includes：
Clearing cell, for removing the calling of current cache.
The fourth aspect of the embodiment of the present invention provides a kind of Radio Resource Control entity, including：
Message reception units, for when in the different system process flow under circuit domain dropping CSFB, if user is whole
It only calls, then receives the termination messages from mobile management MM entities, the termination messages, which are used to indicate, terminates CSFB triggerings
Different system process flow；
Request transmitting unit terminates request for being sent to the RRC entities of different system, and the different of CSFB triggerings is terminated with request
System process flow；
Receiving unit is responded, for receiving the termination of the RRC Entity feedbacks of different network system response, described terminate is rung
The different system process flow of CSFB triggerings has been terminated applied to instruction.
With reference to the 5th aspect of the embodiment of the present invention, in the first possible implementation, the message reception units
The different system process flow that the termination CSFB sent specifically for receiving evolved packet system mobile management EMM entities is triggered disappears
Breath；
The message of the different system process flow for terminating CSFB triggerings from the EMM entities according to the MM entities to institute
The termination CSFB service messages for stating the transmission of EMM entities obtain.
With reference to the 5th aspect of the embodiment of the present invention or the first possible realization method of the 5th aspect, at second
In possible realization method, the Radio Resource Control entity further includes：
Weight resident element, for residing in LTE system again.
With reference to second of possible realization method of the 5th aspect of the embodiment of the present invention, in the third possible realization side
In formula, the Radio Resource Control entity further includes：
Judging unit, for it is judged whether or not data transmission service；
Recovery unit, for when the judging unit determines currently to have data transmission service, restoring the data transmission
Business.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages：
In the embodiment of the present invention, when in the different system process flow under CSFB, if user terminates calling,
Mobile management（MM, Mobility Management）Entity can be from Call- Control1（CC, Call Control）Entity receives
Call notification is terminated, subsequent MM entities can send termination messages to the RRC entities of first network system, so that first network
The different system process flow of CSFB triggerings, first net are terminated between the RRC entities of system and the RRC entities of the second network system
Network system can be LTE system, which can be GSM/UMTS, so when UE terminates business, it can be by upper
The mode for stating the different system process flow for terminating CSFB triggerings is quickly returning to LTE system.
Description of the drawings
Fig. 1 is method for processing business one embodiment schematic diagram in the embodiment of the present invention；
Fig. 2 is another embodiment schematic diagram of method for processing business in the embodiment of the present invention；
Fig. 3 is another embodiment schematic diagram of method for processing business in the embodiment of the present invention；
Fig. 4 is transaction processing system embodiment schematic diagram in the embodiment of the present invention；
Fig. 5 is MM entity one embodiment schematic diagrames in the embodiment of the present invention；
Fig. 6 is another embodiment schematic diagram of MM entities in the embodiment of the present invention；
Fig. 7 is RRC entity one embodiment schematic diagrames in the embodiment of the present invention；
Fig. 8 is another embodiment schematic diagram of RRC entities in the embodiment of the present invention.
Specific embodiment
An embodiment of the present invention provides a kind of method for processing business, system and relevant devices, can be different under CSFB
In system process flow, UE is caused to be quickly returning to LTE system when UE terminates business.
Referring to Fig. 1, method for processing business one embodiment includes in the embodiment of the present invention：
101st, MM entities receive the termination call notification that CC entities are sent；
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, MM entities can
To receive the termination call notification of CC entities transmission, which is used to illustrate that user has terminated calling.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
102nd, MM entities send termination according to call notification is terminated to the radio resource control RRC entity of first network system
Message.
It, can be according to the termination call notification to the after MM entities receive the termination call notification of CC entities transmission
The RRC entities of one network system send termination messages, which is used to indicate the different system processing stream for terminating CSFB triggerings
Journey.
In practical applications, MM entities can be to evolved packet system mobile management（EMM, EPS MM）Entity, which is sent, to be terminated
CSFB service messages so that the EMM entities send the different system process flow for terminating CSFB triggerings to the RRC entities of first network
Message, so as to fulfill RRC entities from MM entities to first network system send termination messages.
MM entities can cause the first network system after the RRC entities of first network system send termination messages
The different system process flow of CSFB triggerings is terminated between RRC entities and the RRC entities of the second network system.
It should be noted that first network system in the present embodiment and the second network system different system each other, for example, the
One network system can be LTE system, and the second network system can be GSM/UMTS.
In the present embodiment, after MM entities send termination messages to the RRC entities of first network system, which may be used also
To remove the calling of current cache.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, MM is real
Body can receive termination call notification from CC entities, and subsequent MM entities can be sent eventually to the RRC entities of first network system
Only message, so that terminating the different of CSFB triggerings between the RRC entities of first network system and the RRC entities of the second network system
System process flow, the first network system can be LTE system, which can be GSM/UMTS, so UE
During termination business, LTE system can be quickly returning to by way of the different system process flow that above-mentioned termination CSFB is triggered.
The method for processing business in the embodiment of the present invention is described from the angle of MM entities above, below from first
The method for processing business in the embodiment of the present invention is described in the angle of the RRC entities of network system, referring to Fig. 2, this hair
Another embodiment of method for processing business in bright embodiment includes：
201st, the RRC entities of first network system receive the termination messages from MM entities；
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, MM entities can
To receive the termination call notification of CC entities transmission, which is used to illustrate that user has terminated calling.
It, can be according to the termination call notification to the after MM entities receive the termination call notification of CC entities transmission
The RRC entities of one network system send termination messages, which is used to indicate the different system processing stream for terminating CSFB triggerings
Termination messages of the RRC entities reception from MM entities of journey, then first network system.
In practical applications, the RRC entities of first network system can receive the termination CSFB triggerings of EMM entities transmission
The message of different system process flow, the termination CSFB triggering different system process flow message by EMM entities according to MM entities
The termination CSFB service messages sent to EMM entities obtain.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
202nd, the RRC entities of first network system send to the RRC entities of the second network system and terminate request；
It, can be to the second network system after the RRC entities of first network system receive the termination messages of MM entities transmission
The RRC entities of system, which are sent, terminates request, and the different system process flow of CSFB triggerings is terminated with request.
203rd, the RRC entities of first network system receive the termination response of the RRC Entity feedbacks of the second network system.
The RRC entities of first network system can receive after the RRC entities of the second network system send termination request
To the termination response of the RRC Entity feedbacks of the second network system, termination response is used to indicate the different system for having terminated CSFB triggerings
System process flow.
It should be noted that first network system in the present embodiment and the second network system different system each other, for example, the
One network system can be LTE system, and the second network system can be GSM/UMTS.
When first network system is LTE system, the RRC entities of LTE system are anti-in the RRC for receiving GSM/UMTS systems
After the termination response of feedback, it can be resident LTE system again, and whether real-time judge currently has data transmission service, if so,
Then resume data transmission business.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, first
The RRC entities of network system can receive termination messages from MM entities, and the RRC entities of the first network system can be to second
The RRC entities of network system, which are sent, terminates request, and receives the termination response of the RRC Entity feedbacks of the second network system, so as to
The different system process flow of CSFB triggerings is terminated, which can be LTE system, which can be
GSM/UMTS, so when UE terminates business, it can be quick by way of the different system process flow that above-mentioned termination CSFB is triggered
Return to LTE system.
For ease of understanding, the method for processing business in the embodiment of the present invention is described in detail with an example below,
Referring to Fig. 3, another embodiment of method for processing business in the embodiment of the present invention includes：
301st, CSFB processes are carried out；
When UE is under LTE system covering, if when needing to handle CS business, by switching or can redirect,
Or cell change order returns to finishing service processing in CS domains under former GSM or UMTS, that is, carries out CSFB processes.
During CSFB is carried out, different system process flow is carried out between L RRC and GU RRC, the different system processing stream
Journey includes switching or redirection or cell change order.
It should be noted that L RRC are the RRC entities of LTE system, GU RRC are the RRC of GSM/UMTS systems real
Body.
302nd, CC entities send to MM entities and terminate call notification；
It is called when user terminates, then MM entities can receive the termination call notification of CC entities transmission, termination calling
It notifies to illustrate that user has terminated calling.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
For ease of understanding, below to the position of CC entities and MM entities in 3GPP protocol stacks in the embodiment of the present invention into
Row brief description：
Radio interface protocols stack architecture is divided into physical layer（L1）, data link layer（L2）And network layer（L3）.
Network layer（L3）Include three protocol integrated test system sublayers：Connection management layer（CM, Connection Management）、
Mobility management layer（MM, Mobility Management）With radio bearer layer（RB, Radio Bearer）.
According to the difference of access way, L3 is divided into access layer（AS, Access Stratum）And Non-Access Stratum（NAS,
Non-Access Stratum）.
Access layer includes a protocol sublayers：Radio resource sublayer（RR, Radio Resource）, it is responsible for radio resource
Management and configuration.
Non-Access Stratum includes connection management sublayer（CM, Connection Management）, mobile management sublayer（MM,
Mobility Management）And radio access bearer（RAB, Radio Access Bearer）Entity.
The connection management sublayer of Non-Access Stratum includes session management（SM, Session Management）Entity, GRPS are short
Messenger service（GSMS, GPRS Short Message Service）Entity, Call- Control1（CC, Call Control）Entity and
Supplement service（SS, Supplementary Service）Entity.These entities correspond to different business respectively.
In the present embodiment, function that CC entities are mainly completed is that the foundation of mobile terminal calling service, mobile terminal are called
The foundation of business the maintenance of each entity state and calls the completion of related supplementary service function in calling procedure.
The function that MM entities are mainly completed is the mobile management function under GSM/UMTS.
The function that EMM entities are mainly completed is the mobile management function under LTE.
303rd, MM entities send to EMM entities and terminate CSFB service messages；
When MM entities receive CC entities transmission termination call notification after, can according to the termination call notification to
EMM entities, which are sent, terminates CSFB service messages, and CSFB business is terminated with request.
304th, EMM entities ask to terminate the different system process flow of CSFB triggerings to L RRC；
After EMM entities receive the termination CSFB service messages of MM entities transmission, it can be sent to L RRC and terminate CSFB
The message of the different system process flow of triggering terminates the different system process flow of CSFB triggerings with request.
305th, MM entities remove the calling of current cache；
In the present embodiment, after MM entities are sent to EMM entities terminates CSFB service messages, you can it is current to remove itself
The calling of caching, to terminate the call business of UE in the cs domain.
306th, L RRC send to GU RRC and terminate request；
After L RRC receive the message for the different system process flow for terminating CSFB triggerings of EMM entities transmission, Ke Yixiang
GU RRC, which are sent, terminates request, and the different system process flow of CSFB triggerings is terminated with request.
307th, GU RRC are fed back to L RRC terminates response；
GU RRC can be known according to the termination request that L RRC are sent to be needed to terminate the different system processing stream that CSFB is triggered
Journey, then GU RRC can be interacted with L RRC with terminate CSFB triggering different system process flow, when terminate complete after,
GU RRC can be fed back to L RRC terminates response.
308th, L RRC are performed is resident flow, and restore business again.
L RRC can be resident LTE system, and sentence in real time again after the termination response of GU RRC feedbacks is received
It is disconnected currently whether to have data transmission service, if so, then resume data transmission business.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, MM is real
Body can receive termination call notification from CC entities, and subsequent MM entities can send termination messages to L RRC, so that L
The different system process flow of CSFB triggerings is terminated between RRC and GU RRC, so when UE terminates business, above-mentioned termination can be passed through
The mode of the different system process flow of CSFB triggerings is quickly returning to LTE system.
The method for processing business in the embodiment of the present invention is described above, below to the industry in the embodiment of the present invention
Business processing system is described, referring to Fig. 4, transaction processing system one embodiment in the embodiment of the present invention includes：
Controlling call entity 401, mobile management entity 402, evolved packet system mobile management entity 403, first network
The Radio Resource Control entity 405 of 404 and second network system of Radio Resource Control entity of system；
When in the different system process flow under circuit domain dropping CSFB, controlling call entity 401 is used to work as user
When terminating calling, sent to mobile management entity 402 and terminate call notification；
Mobile management entity 402 is used to be sent out to evolved packet system mobile management entity 403 according to the termination call notification
It makes arrangements for his funeral only CSFB service messages；
Evolved packet system mobile management entity 403 is used for the Radio Resource Control entity 404 to the first network system
Send the message for the different system process flow for terminating CSFB triggerings；
The Radio Resource Control entity 404 of first network system is used for the Radio Resource Control entity to the second network system
405 send termination request, and the different system process flow of CSFB triggerings is terminated with request；
The Radio Resource Control entity 405 of second network system is used for the Radio Resource Control entity to first network system
The termination response of 404 feedbacks, termination response are used to indicate the different system process flow for having terminated CSFB triggerings；
The first network system and second network system different system each other.
For ease of understanding, the friendship with a practical application scene between each unit in the present embodiment transaction processing system below
Mutually it is described：
When UE is under LTE system covering, if when needing to handle CS business, by switching or can redirect,
Or cell change order returns to finishing service processing in CS domains under former GSM or UMTS, that is, carries out CSFB processes.
During CSFB is carried out, 404 and second network system of Radio Resource Control entity of first network system
Different system process flow is carried out between Radio Resource Control entity 405, which includes switching or redirects,
Or cell change order.
Different system each other between first network system and the second network system in the present embodiment, for example, the first network
System can be LTE system, and the second network system can be GSM/UMTS systems.
It is called when user terminates, then mobile management entity 402 can receive the termination that controlling call entity 401 is sent and exhale
It is called and knows, which is used to illustrate that user has terminated calling.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
For ease of understanding, exist below to controlling call entity in the embodiment of the present invention 401 and mobile management entity 402
Position in 3GPP protocol stacks is briefly described：
Radio interface protocols stack architecture is divided into physical layer（L1）, data link layer（L2）And network layer（L3）.
Network layer（L3）Include three protocol integrated test system sublayers：Connection management layer（CM, Connection Management）、
Mobility management layer（MM, Mobility Management）With radio bearer layer（RB, Radio Bearer）.
According to the difference of access way, L3 is divided into access layer（AS, Access Stratum）And Non-Access Stratum（NAS,
Non-Access Stratum）.
Access layer includes a protocol sublayers：Radio resource sublayer（RR, Radio Resource）, it is responsible for radio resource
Management and configuration.
Non-Access Stratum includes connection management sublayer（CM, Connection Management）, mobile management sublayer（MM,
Mobility Management）And radio access bearer（RAB, Radio Access Bearer）Entity.
The connection management sublayer of Non-Access Stratum includes session management（SM, Session Management）Entity, GRPS are short
Messenger service（GSMS, GPRS Short Message Service）Entity, Call- Control1（CC, Call Control）Entity and
Supplement service（SS, Supplementary Service）Entity.These entities correspond to different business respectively.
In the present embodiment, the function that controlling call entity 401 is mainly completed is the foundation of mobile terminal calling service, movement
The foundation of terminal called service, the maintenance of each entity state and calling related supplementary service function is complete in calling procedure
Into.
The function that mobile management entity 402 is mainly completed is the mobile management function under GSM/UMTS.
The function that evolved packet system mobile management entity 403 is mainly completed is the mobile management function under LTE.
It, can basis after mobile management entity 402 receives the termination call notification of the transmission of controlling call entity 401
The termination call notification sends to evolved packet system mobile management entity 403 and terminates CSFB service messages, to ask to terminate
CSFB business.
The termination CSFB business that evolved packet system mobile management entity 403 receives the transmission of mobile management entity 402 disappears
After breath, the different system processing stream for terminating CSFB triggerings can be sent to the Radio Resource Control entity 404 of first network system
The message of journey terminates the different system process flow of CSFB triggerings with request.
In the present embodiment, CSFB is terminated when mobile management entity 402 is sent to evolved packet system mobile management entity 403
After service message, you can the calling of itself current cache is removed, to terminate the call business of UE in the cs domain.
The Radio Resource Control entity 404 of first network system receives evolved packet system mobile management entity 403 and sends out
It, can be to the wireless heterogeneous networks reality of the second network system after the message of the different system process flow of termination CSFB triggerings sent
Body 405, which is sent, terminates request, and the different system process flow of CSFB triggerings is terminated with request.
The Radio Resource Control entity 405 of second network system can be according to the wireless heterogeneous networks reality of first network system
The different system process flow for needing to terminate CSFB triggerings is known in the termination request that body 404 is sent, then the second network system is wireless
Resource control entity 405 can interact to terminate CSFB triggerings with the Radio Resource Control entity 404 of first network system
Different system process flow, when terminate complete after, the Radio Resource Control entity 405 of the second network system can be to the first net
The feedback of Radio Resource Control entity 404 of network system terminates response.
The Radio Resource Control entity 404 of first network system is real in the wireless heterogeneous networks for receiving the second network system
After the termination response that body 405 is fed back, it can be resident LTE system again, and whether real-time judge currently has data transmission industry
Business, if so, then resume data transmission business.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, move
Management entity 402 can receive termination call notification from controlling call entity 401, and subsequent mobile management entity 402 can be to
The Radio Resource Control entity 404 of first network system sends termination messages, so that the radio resource control of first network system
The different system process flow of CSFB triggerings is terminated between the Radio Resource Control entity 405 of 404 and second network system of entity processed,
The first network system can be LTE system, which can be GSM/UMTS, so when UE terminates business, it can
LTE system is quickly returning in a manner of the different system process flow triggered by above-mentioned termination CSFB.
The mobile management entity in the embodiment of the present invention is described below, referring to Fig. 5, in the embodiment of the present invention
Mobile management entity one embodiment includes：
Notification receiving unit 501, for when in the different system process flow under circuit domain dropping CSFB, if user
Calling is terminated, then receives the termination call notification of calling controling CC entity transmission；
Message sending unit 502, for the radio resource control RRC according to the termination call notification to first network system
Entity sends termination messages, which is used to indicate the different system process flow for terminating CSFB triggerings so that first net
The different system process flow of CSFB triggerings is terminated between the RRC entities of network system and the RRC entities of the second network system；
The first network system and second network system different system each other.
Referring to Fig. 6, another embodiment of mobile management entity in the embodiment of the present invention includes：
Notification receiving unit 601, for when in the different system process flow under circuit domain dropping CSFB, if user
Calling is terminated, then receives the termination call notification of calling controling CC entity transmission；
Message sending unit 602, for the radio resource control RRC according to the termination call notification to first network system
Entity sends termination messages, which is used to indicate the different system process flow for terminating CSFB triggerings so that first net
The different system process flow of CSFB triggerings is terminated between the RRC entities of network system and the RRC entities of the second network system；
The first network system and second network system different system each other.
Message sending unit 602 in the present embodiment is specifically used for sending to evolved packet system mobile management EMM entities
Terminate CSFB service messages so that the EMM entities are sent to the RRC entities of the first network at the different system for terminating CSFB triggerings
Manage the message of flow.
Mobile management entity in the present embodiment can further include：
Clearing cell 603, for removing the calling of current cache.
For ease of understanding, the friendship with a practical application scene between each unit in the present embodiment mobile management entity below
Mutually it is described：
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, notify to receive
Unit 601 can receive the termination call notification of CC entities transmission, which is used to illustrate that user has terminated
Calling.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
After notification receiving unit 601 receives the termination call notification of CC entities transmission, message sending unit 602 can
To send termination messages to the RRC entities of first network system according to the termination call notification, which is used to indicate end
The only different system process flow of CSFB triggerings.
In practical applications, message sending unit 602 can be to evolved packet system mobile management（EMM, EPS MM）It is real
Body, which is sent, terminates CSFB service messages so that the EMM entities send the different system for terminating CSFB triggerings to the RRC entities of first network
The message for process flow of uniting sends termination messages so as to fulfill message sending unit 602 to the RRC entities of first network system.
Message sending unit 602 can cause first net after the RRC entities of first network system send termination messages
The different system process flow of CSFB triggerings is terminated between the RRC entities of network system and the RRC entities of the second network system.
It should be noted that first network system in the present embodiment and the second network system different system each other, for example, the
One network system can be LTE system, and the second network system can be GSM/UMTS.
In the present embodiment, after message sending unit 602 sends termination messages to the RRC entities of first network system, clearly
Except unit 603 can also remove the calling of current cache.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, notice connects
Termination call notification can be received from CC entities by receiving unit 601, and subsequent message sending unit 602 can be to first network system
RRC entities send termination messages so that between the RRC entities of first network system and the RRC entities of the second network system
The different system process flow of CSFB triggerings is terminated, which can be LTE system, which can be
GSM/UMTS, so when UE terminates business, it can be quick by way of the different system process flow that above-mentioned termination CSFB is triggered
Return to LTE system.
Another mobile management entity is additionally provided in the embodiment of the present invention, is specifically included：
Input unit, processor and output device；
The processing implement body performs following flow：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, calling is received
The termination call notification that CC entities is controlled to send；
Termination messages are sent to the radio resource control RRC entity of first network system according to the termination call notification, it should
Termination messages are used to indicate the different system process flow for terminating CSFB triggerings；
So that CSFB triggerings are terminated between the RRC entities of the first network system and the RRC entities of the second network system
Different system process flow；
The first network system and second network system different system each other.
The Radio Resource Control entity in the embodiment of the present invention is described below, referring to Fig. 7, the embodiment of the present invention
In Radio Resource Control entity one embodiment include：
Message reception units 701, for when in the different system process flow under circuit domain dropping CSFB, if user
Calling is terminated, then receives the termination messages from mobile management MM entities, which, which is used to indicate, terminates CSFB triggerings
Different system process flow；
Request transmitting unit 702 terminates request for being sent to the RRC entities of different system, and CSFB triggerings are terminated with request
Different system process flow；
Receiving unit 703 is responded, for receiving the termination of the RRC Entity feedbacks of different network system response, which rings
The different system process flow of CSFB triggerings has been terminated applied to instruction.
Referring to Fig. 8, another embodiment of Radio Resource Control entity in the embodiment of the present invention includes：
Message reception units 801, for when in the different system process flow under circuit domain dropping CSFB, if user
Calling is terminated, then receives the termination messages from mobile management MM entities, which, which is used to indicate, terminates CSFB triggerings
Different system process flow；
Request transmitting unit 802 terminates request for being sent to the RRC entities of different system, and CSFB triggerings are terminated with request
Different system process flow；
Receiving unit 803 is responded, for receiving the termination of the RRC Entity feedbacks of different network system response, which rings
The different system process flow of CSFB triggerings has been terminated applied to instruction.
Message reception units 801 in the present embodiment are specifically used for receiving evolved packet system mobile management EMM entities hair
That send terminates the message of the different system process flow of CSFB triggerings；
The message of the different system process flow of termination CSFB triggerings is real to the EMM according to the MM entities from the EMM entities
The termination CSFB service messages that body is sent obtain.
Radio Resource Control entity in the present embodiment can further include：
Weight resident element 804, for residing in LTE system again.
Radio Resource Control entity in the present embodiment can further include：
Judging unit 805, for it is judged whether or not data transmission service；
Recovery unit 806, for when the judging unit determines currently to have data transmission service, restoring the data transmission industry
Business.
For ease of understanding, below with a practical application scene between each unit in the present embodiment Radio Resource Control entity
Interaction be described：
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, MM entities can
To receive the termination call notification of CC entities transmission, which is used to illustrate that user has terminated calling.
It, can be according to the termination call notification to disappearing after MM entities receive the termination call notification of CC entities transmission
It ceases receiving unit 801 and sends termination messages, which is used to indicate the different system process flow for terminating CSFB triggerings, then disappears
Breath receiving unit 801 receives the termination messages from MM entities.
In practical applications, message reception units 801 can receive the different system for terminating CSFB triggerings of EMM entities transmission
The message of process flow, the message of the different system process flow of termination CSFB triggerings are real to EMM according to MM entities from EMM entities
The termination CSFB service messages that body is sent obtain.
In the present embodiment, only using call business as CS business for illustrate, it is to be understood that in practical application
In, other than call business, it can also be other CS business, do not limit herein specifically.
After message reception units 801 receive the termination messages of MM entities transmission, request transmitting unit 802 can be to different
The RRC entities of network system, which are sent, terminates request, and the different system process flow of CSFB triggerings is terminated with request.
Request transmitting unit 802 responds receiving unit 803 after the RRC entities of different network system send termination request
The termination response of the RRC Entity feedbacks of different network system can be received, termination response, which is used to indicate, has terminated CSFB triggerings
Different system process flow.
It should be noted that present networks system can be LTE system, different network system can be GSM/UMTS.
For response receiving unit 803 after termination response is received, weight resident element 804 can be resident LTE system again,
And currently whether there is data transmission service by 805 real-time judge of judging unit, if so, then recovery unit 806 restores data biography
Defeated business.
In the present embodiment, when in the different system process flow under CSFB, if user terminates calling, message
Receiving unit 801 can receive termination messages from MM entities, and request transmitting unit 802 can be to the RRC realities of different network system
Body, which is sent, terminates request, and receives by response receiving unit 803 the termination response of the RRC Entity feedbacks of different network system, so as to
The different system process flow of CSFB triggerings is terminated, which can be LTE system, which can be GSM/
UMTS so when UE terminates business, can be quickly returning to by way of the different system process flow that above-mentioned termination CSFB is triggered
LTE system.
Another Radio Resource Control entity is additionally provided in the embodiment of the present invention, is specifically included：
Input unit, processor and output device；
The processing implement body performs following flow：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, reception comes from
The termination messages of mobile management MM entities, the termination messages are used to indicate the different system process flow for terminating CSFB triggerings；
It is sent to the RRC entities of different network system and terminates request, the different system process flow of CSFB triggerings is terminated with request；
The termination response of the RRC Entity feedbacks of the different network system is received, termination response, which is used to indicate, has terminated CSFB
The different system process flow of triggering.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit can refer to the corresponding process in preceding method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of division of logic function can have other dividing mode, such as multiple units or component in actual implementation
It may be combined or can be integrated into another system or some features can be ignored or does not perform.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit
It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical unit, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That each unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is independent product sale or uses
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme of the present invention is substantially
The part to contribute in other words to the prior art or all or part of the technical solution can be in the form of software products
It embodies, which is stored in a storage medium, is used including some instructions so that a computer
Equipment（Can be personal computer, server or the network equipment etc.）Perform the complete of each embodiment the method for the present invention
Portion or part steps.And aforementioned storage medium includes：USB flash disk, mobile hard disk, read-only memory（ROM, Read-Only
Memory）, random access memory（RAM, Random Access Memory）, magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Embodiment is stated the present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or carry out equivalent replacement to which part technical characteristic；And these
Modification is replaced, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (17)
1. a kind of method for processing business, which is characterized in that including：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, mobile management MM is real
Body receives the termination call notification that calling controling CC entity is sent；Wherein described different system process flow includes first network system
Switching flow to the second network system redirects any one in flow or cell change order flow；
The MM entities send to the radio resource control RRC entity of first network system according to the termination call notification and terminate
Message, the termination messages are used to indicate the different system process flow for terminating CSFB triggerings；
So that the different of CSFB triggerings is terminated between the RRC entities of the first network system and the RRC entities of the second network system
System process flow；
The first network system and second network system different system each other.
2. according to the method described in claim 1, it is characterized in that, the MM entities terminate call notification to first according to described
The RRC entities of network system send termination messages and include：
The MM entities send to evolved packet system mobile management EMM entities and terminate CSFB service messages so that the EMM is real
Body sends the message for the different system process flow for terminating CSFB triggerings to the RRC entities of the first network.
3. method according to claim 1 or 2, which is characterized in that the MM entities according to it is described termination call notification to
The RRC entities of first network system include after sending termination messages：
The MM entities remove the calling of current cache.
4. method according to claim 1 or 2, which is characterized in that
The first network system is long evolving system；
Second network system is global system for mobile communications or Universal Mobile Communication System.
5. a kind of method for processing business, which is characterized in that including：
When in the different system process flow under circuit domain dropping CSFB, if user terminates calling, first network system
Radio resource control RRC entity receive the termination messages from mobile management MM entities, the termination messages are used to indicate end
The only different system process flow of CSFB triggerings；Wherein described different system process flow includes first network system to the second network system
The switching flow of system redirects any one in flow or cell change order flow；
The RRC entities of the first network system send to the RRC entities of the second network system and terminate request, to ask to terminate
The different system process flow of CSFB triggerings；
The RRC entities of the first network system receive the termination response of the RRC Entity feedbacks of second network system, described
It terminates response and is used to indicate the different system process flow for having terminated CSFB triggerings；
The first network system and second network system different system each other.
6. according to the method described in claim 5, it is characterized in that, the radio resource control RRC of the first network system is real
Body receives the termination messages from mobile management MM entities and includes：
The RRC entities of the first network system receive the termination CSFB that evolved packet system mobile management EMM entities are sent and touch
The message of the different system process flow of hair；
The message of the different system process flow for terminating CSFB triggerings from the EMM entities according to the MM entities to described
The termination CSFB service messages that EMM entities are sent obtain.
7. method according to claim 5 or 6, which is characterized in that
The first network system is long term evolution LTE system；
Second network system is global system for mobile communications GSM or Universal Mobile Communication System UMTS.
8. the method according to the description of claim 7 is characterized in that the RRC entities of the first network system receive described the
Include after the termination response of the RRC Entity feedbacks of two network systems：
The RRC entities of LTE system are resident LTE system again.
9. according to the method described in claim 8, it is characterized in that, the RRC entities of the LTE system are resident LTE system again
Include later：
The RRC entities of LTE system are it is judged whether or not data transmission service, if so, then restoring the data transmission service.
10. a kind of transaction processing system, which is characterized in that including：
Calling controling CC entity, mobile management MM entities, evolved packet system mobile management EMM entities, first network system
The RRC entities of radio resource control RRC entity and the second network system；
When in the different system process flow under circuit domain dropping CSFB, the CC entities are used to terminate calling as user
When, it is sent to the MM entities and terminates call notification；Wherein described different system process flow includes first network system to second
The switching flow of network system redirects any one in flow or cell change order flow；
The MM entities, which are used to be sent to the EMM entities according to the termination call notification, terminates CSFB service messages；
The EMM entities are used to send the different system processing stream for terminating CSFB triggerings to the RRC entities of the first network system
The message of journey；
The RRC entities of the first network system, which are used to send to the RRC entities of second network system, terminates request, to ask
Seek the different system process flow for terminating CSFB triggerings；
The RRC entities of second network system are used to terminate response to the RRC Entity feedbacks of the first network system, described
It terminates response and is used to indicate the different system process flow for having terminated CSFB triggerings；
The first network system and second network system different system each other.
11. a kind of mobile management entity, which is characterized in that including：
Notification receiving unit, for when in the different system process flow under circuit domain dropping CSFB, being exhaled if user terminates
It cries, then receives the termination call notification of calling controling CC entity transmission；Wherein described different system process flow includes first network
Any one of system into the switching flow of the second network system, redirection flow or cell change order flow；
Message sending unit, for according to the termination radio resource control RRC entity of the call notification to first network system
Termination messages are sent, the termination messages are used to indicate the different system process flow for terminating CSFB triggerings so that first net
The different system process flow of CSFB triggerings is terminated between the RRC entities of network system and the RRC entities of the second network system；
The first network system and second network system different system each other.
12. mobile management entity according to claim 11, which is characterized in that the message sending unit be specifically used for
Evolved packet system mobile management EMM entities, which are sent, terminates CSFB service messages so that the EMM entities are to the first network
RRC entities send terminate CSFB triggering different system process flow message.
13. the mobile management entity according to claim 11 or 12, which is characterized in that the mobile management entity also wraps
It includes：
Clearing cell, for removing the calling of current cache.
14. a kind of Radio Resource Control entity, which is characterized in that including：
Message reception units, for when in the different system process flow under circuit domain dropping CSFB, being exhaled if user terminates
It cries, then receives the termination messages from mobile management MM entities, the termination messages are used to indicate the different system for terminating CSFB triggerings
System process flow；Wherein described different system process flow includes switching flow, again of the first network system to the second network system
Orient any one in flow or cell change order flow；
Request transmitting unit is terminated request for being sent to the RRC entities of different system, the different system of CSFB triggerings is terminated with request
Process flow；
Receiving unit is responded, it is described to terminate response for referring to for receiving the termination of the RRC Entity feedbacks of different system response
Show the different system process flow for having terminated CSFB triggerings.
15. Radio Resource Control entity according to claim 14, which is characterized in that the message reception units are specifically used
In the message for the different system process flow for terminating CSFB triggerings for receiving the transmission of evolved packet system mobile management EMM entities；
The message of the different system process flow for terminating CSFB triggerings from the EMM entities according to the MM entities to described
The termination CSFB service messages that EMM entities are sent obtain.
16. the Radio Resource Control entity according to claims 14 or 15, which is characterized in that the wireless heterogeneous networks are real
Body further includes：
Weight resident element, for residing in LTE system again.
17. Radio Resource Control entity according to claim 16, which is characterized in that the Radio Resource Control entity is also
Including：
Judging unit, for it is judged whether or not data transmission service；
Recovery unit, for when the judging unit determines currently to have data transmission service, restoring the data transmission service.
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| CN101098556A (en) * | 2007-06-08 | 2008-01-02 | 重庆重邮信科（集团）股份有限公司 | Processing method for improving success rate of communication |
| CN102273312A (en) * | 2009-01-06 | 2011-12-07 | 交互数字专利控股公司 | Method and apparatus for canceling a circuit switched fallback |
| CN102714818A (en) * | 2009-10-30 | 2012-10-03 | 交互数字专利控股公司 | Signaling for wireless communications |
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| WO2010120689A2 (en) * | 2009-04-14 | 2010-10-21 | Interdigital Patent Holdings, Inc. | Method and apparatus for processing emergency calls |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101098556A (en) * | 2007-06-08 | 2008-01-02 | 重庆重邮信科（集团）股份有限公司 | Processing method for improving success rate of communication |
| CN102273312A (en) * | 2009-01-06 | 2011-12-07 | 交互数字专利控股公司 | Method and apparatus for canceling a circuit switched fallback |
| CN102714818A (en) * | 2009-10-30 | 2012-10-03 | 交互数字专利控股公司 | Signaling for wireless communications |
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