CN104618938B - Vo LTE terminals recover control method, system and the terminal of data service - Google Patents
Vo LTE terminals recover control method, system and the terminal of data service Download PDFInfo
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- CN104618938B CN104618938B CN201510098385.4A CN201510098385A CN104618938B CN 104618938 B CN104618938 B CN 104618938B CN 201510098385 A CN201510098385 A CN 201510098385A CN 104618938 B CN104618938 B CN 104618938B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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Abstract
The invention provides control method, system and the terminal that a kind of Vo LTE terminals recover data service, the control method includes：During the Vo LTE terminals carry out speech business, judge whether to depart from LTE network；When judging to depart from the LTE network, the falling instruction of the SRVCC schemes is obtained；Indicated according to the falling of the SRVCC schemes, activate the first protocol stack of the Vo LTE terminals to keep speech business；Indicated according to the falling of the SRVCC schemes, the second protocol stack of the Vo LTE terminals is activated to realize that returning for the LTE network is stayed, to complete to recover the process of data service.Pass through technical scheme, it is ensured that Vo LTE terminals can recover the data service of LTE network as early as possible after SRVCC falls back to CS RAT while speech service quality is ensured, lift the usage experience of user.
Description
Technical field
The present invention relates to communication technical field, in particular to a kind of control of Vo-LTE terminals recovery data service
Method, a kind of Vo-LTE terminals recover the control system of data service and a kind of Vo-LTE terminals.
Background technology
Mobile communication enters LTE (Long Term Evolution, 3GPP Long Term Evolution) epoch, Vo-LTE (Voice
Over LTE, the voice based on LTE) will substitute traditional circuit domain call turn into the 4G epoch voice solution, but
, it is necessary to SRVCC (Single Radio Voice Call in the case that Vo-LTE deployment coverage rate at initial stage is not complete
Continuity, Vo-LTE voice business continuity scheme) ensure that terminal is supporting Vo-LTE regions and non-Vo-LTE regions
Between voice continuity when moving.Current SRVCC technical schemes are only supported to fall back to CS (Circuit from IMS domain
Switched, circuit switching, corresponding to voice, short message and supplementary service) domain and do not support from CS domains return IMS domain, have
Following Consumer's Experience defect：
1. if SRVCC target CS RAT (Radio Access Technology, wireless access skill that operator uses
Art) support CS (Circuit Switched, circuit switching, corresponding to voice, short message and supplementary service)/PS (Packet
Switched, packet switch, corresponding to digital service) it is concurrent, then even if terminal into the LTE areas of coverage, before end of conversation
Also LTE high-speed data service can not be enjoyed.
2. the CS RAT (such as GSM) that some operators use do not support PSCS service concurrences, this means that SRVCC falls after rise
After must interrupt PS business, also can only to return LTE extensive when end of conversation even if terminal has been returned to the region for supporting LTE
Complex data business.
Therefore, how to ensure that Vo-LTE terminals can recover LTE network as early as possible while high-quality speech business is obtained
Data service turn into technical problem urgently to be resolved hurrily.
The content of the invention
The present invention is based at least one above-mentioned technical problem, it is proposed that a kind of new Vo-LTE terminals recover data industry
The control program of business, the data service of LTE network can be recovered as early as possible while speech service quality is ensured, improve user's
Usage experience.
In view of this, the present invention proposes the control method that a kind of Vo-LTE terminals recover data service, including：Described
During Vo-LTE terminals carry out speech business, judge whether to depart from LTE network；When judging to depart from the LTE network, obtain
The falling instruction of the SRVCC schemes；Indicated according to the falling of the SRVCC schemes, activate the first of the Vo-LTE terminals
Protocol stack is to keep speech business；Indicated according to the falling of the SRVCC schemes, activate the second protocol of the Vo-LTE terminals
Stack is to realize that returning for the LTE network is stayed, to complete to recover the process of data service.
In the technical scheme, by setting the first protocol stack and second protocol stack in the terminal, ensure terminal in voice
While business continuity, returning for LTE network is completed by second protocol stack and stayed, in order to be rapidly completed after speech business terminates
The registration of IP multimedia subsystem, and then cause terminal data service quick recovery, furthermore it is also possible to utilize IP multimedia subsystems
System realizes efficient speech business.
Wherein, in Vo-LTE terminals carry out speech business transmitting procedure, if it is determined that when departing from LTE network, due to Vo-
LTE terminal includes the first protocol stack and second protocol stack, then by obtaining the falling instruction of SRVCC schemes come the of activated terminals
One protocol stack, speech business so can be effectively kept, and be indicated according to the falling of SRVCC schemes come the second of activated terminals
Protocol stack, so, realize LTE network return stay, can after end of conversation data service quick recovery.
Specifically, when terminal departs from the LTE areas of coverage, SRVCC falling instruction is received, nullifies IP multimedia subsystems
System, while the first protocol stack of activated terminals, the first protocol stack is resident on SRVCC target CS RAT, and terminal is when call
After end, the first protocol stack for residing on CS RAT is nullified, according to the falling instruction for receiving SRVCC come the of activated terminals
Two protocol stacks, while terminal timing search LTE network, when terminal enters the LTE areas of coverage, the speech business weight after end of conversation
Newly it is resident on LTE, and re-registers IP multimedia subsystem, realize and recover data service, improves Consumer's Experience.
In the above-mentioned technical solutions, it is preferable that obtain the falling instruction of the SRVCC schemes, including step in detail below：
Obtain and fall after rise to the instruction in CS domains；Nullify IP multimedia subsystem.
In the technical scheme, when terminal departs from the LTE areas of coverage, fallen after rise by obtaining to the instruction in CS domains, nullify IP
IP multimedia subsystem, IMS, maintains the continuity of speech business, also effectively reduces the load internal memory of Vo-LTE terminals.
Specifically, when terminal departs from the LTE areas of coverage, terminal is fallen after rise to CS domains by the first protocol stack, and selects CS domains
In target CS domains be resident, it is ensured that speech business it is continuous, meanwhile, nullify IP multimedia subsystem, so, when terminal is entered
When entering the LTE areas of coverage, it may insure to realize re-registering for IP multimedia subsystem immediately after judging that speech business terminates, enter
And it is rapidly completed the recovery process of the data service of Vo-LTE terminals.
In the above-mentioned technical solutions, it is preferable that the first protocol stack of the Vo-LTE terminals is activated to keep speech business,
Including step in detail below：The Vo-LTE terminals are controlled to be fallen after rise by first protocol stack to CS domains；Select the CS domains
In target CS domains be resident the progress of the voice traffic to keep；After institute's voice traffic terminates, control described the
One protocol stack departs from the target CS domains；Nullify first protocol stack.
In the technical scheme, when Vo-LTE terminals are fallen after rise to CS domains by the first protocol stack, it can select in CS domains
Target CS domains be resident, and then keep the progress of speech business, when nullifying the first protocol stack on CS domains, waiting voice
After service ending, returned such as Vo-LTE terminals and stay LTE network, then can realize the recovery of business datum immediately.
In the above-mentioned technical solutions, it is preferable that activate the second protocol stacks of the Vo-LTE terminals to realize that LTE network is returned
Stay, including step in detail below：Control LTE network described in the second protocol stack timing search；Judge be in the LTE network
It is no the target LTE network for supporting that the second protocol stack is resident to be present；Exist in the LTE network is judged and support described second
During the target LTE network that protocol stack is resident, the second protocol stack is controlled to be registered in the target LTE network；Judge institute
State second protocol stack whether with the target LTE network occur Signalling exchange；Judging the second protocol stack and the target
When Signalling exchange occurs for LTE network, judge whether to nullify first protocol stack；Determine whether to re-register according to judged result
The IP multimedia subsystem is to recover the data service.
In the technical scheme, during according to second protocol stack timing search to target LTE network, LTE network supports second
The resident target LTE network of protocol stack, the resident target LTE network of control second protocol stack are registered, second protocol stack with
Signalling exchange occurs for target LTE network, then second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can also complete efficient speech business by LTE network, so this
When nullify the first protocol stack and can effectively reduce the power consumption and EMS memory occupation of terminal.
In the above-mentioned technical solutions, it is preferable that determined whether to re-register the IP multimedia subsystems according to judged result
Unite to recover data service, including step in detail below：Believe in the judgement second protocol stack with the target LTE network
When order interaction and canceled first protocol stack, the IP multimedia subsystem is re-registered.
In the technical scheme, by the way that Signalling exchange and canceled first agreement occurs in second protocol stack and LTE network
Stack, re-registers IP multimedia subsystem, and second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can complete efficient speech business by LTE network, improve use
Experience at family.
According to another aspect of the present invention, it is also proposed that a kind of Vo-LTE terminals recover the control system of data service, bag
Include：Judging unit, during carrying out speech business in the Vo-LTE terminals, judge whether to depart from LTE network；Obtain single
Member, for when judging to depart from the LTE network, obtaining the falling instruction of the SRVCC schemes；Unit is activated, for basis
The falling instruction of the SRVCC schemes, activates the first protocol stack of the Vo-LTE terminals to keep speech business；And it is used for
Indicated according to the falling of the SRVCC schemes, activate the second protocol stacks of the Vo-LTE terminals to realize the LTE network
Return and stay, to complete the process that Vo-LTE terminals recover data service.
In the technical scheme, by setting the first protocol stack and second protocol stack in the terminal, ensure terminal in voice
While business continuity, returning for LTE network is completed by second protocol stack and stayed, in order to be rapidly completed after speech business terminates
The registration of IP multimedia subsystem, and then cause terminal data service quick recovery, furthermore it is also possible to utilize IP multimedia subsystems
System realizes efficient speech business.
Wherein, in Vo-LTE terminals carry out speech business transmitting procedure, if it is determined that when departing from LTE network, due to Vo-
LTE terminal includes the first protocol stack and second protocol stack, then by obtaining the falling instruction of SRVCC schemes come the of activated terminals
One protocol stack, speech business so can be effectively kept, and be indicated according to the falling of SRVCC schemes come the second of activated terminals
Protocol stack, so, realize LTE network return stay, can after end of conversation data service quick recovery.
Specifically, when terminal departs from the LTE areas of coverage, SRVCC falling instruction, the first agreement of activated terminals are received
Stack, the first protocol stack is resident on SRVCC target CS RAT, after end of conversation, cancellation resides on CS RAT terminal
The first protocol stack, according to receiving SRVCC falling instruction come the second protocol stack of activated terminals, while terminal timing search
LTE network, when terminal enters the Vo-LTE areas of coverage, the speech business after end of conversation is resident on LTE again, and is noted again
Volume IP multimedia subsystem, realizes and recovers data service, improves Consumer's Experience.
In the above-mentioned technical solutions, it is preferable that the acquiring unit is additionally operable to, and is obtained and is fallen after rise to the instruction in CS domains；Vo-
LTE terminal recovers the control system of data service, in addition to：Unit is nullified, for nullifying IP multimedia subsystem.
In the technical scheme, when terminal departs from the LTE areas of coverage, fallen after rise by obtaining to the instruction in CS domains, nullify IP
IP multimedia subsystem, IMS, maintains the continuity of speech business, also effectively reduces the load internal memory of Vo-LTE terminals.
Specifically, when terminal departs from the LTE areas of coverage, terminal is fallen after rise to CS domains by the first protocol stack, and selects CS domains
In target CS domains be resident, it is ensured that speech business it is continuous, meanwhile, nullify IP multimedia subsystem, so, when terminal is entered
When entering the LTE areas of coverage, it may insure to realize re-registering for IP multimedia subsystem immediately after judging that speech business terminates, enter
And it is rapidly completed the recovery process of the data service of Vo-LTE terminals.
In the above-mentioned technical solutions, it is preferable that also include：Control unit, for controlling the Vo-LTE terminals to pass through institute
The first protocol stack is stated to fall after rise to CS domains；Selecting unit, for selecting the target CS domains in the CS domains to be resident to keep
The progress of voice traffic；Described control unit is additionally operable to, and after institute's voice traffic terminates, controls first protocol stack to take off
From the target CS domains；The cancellation unit is additionally operable to, and nullifies first protocol stack.
In the technical scheme, when Vo-LTE terminals are fallen after rise to CS domains by the first protocol stack, it can select in CS domains
Target CS domains be resident, and then keep the progress of speech business, when nullifying the first protocol stack on CS domains, waiting voice
After service ending, returned such as Vo-LTE terminals and stay LTE network, then can realize the recovery of business datum immediately.
In the above-mentioned technical solutions, it is preferable that described control unit is additionally operable to, and controls the second protocol stack timing search
The LTE network；The judging unit is additionally operable to, and judges to stay with the presence or absence of the support second protocol stack in the LTE network
The target LTE network stayed；Described control unit is additionally operable to, and is existed in the LTE network is judged and is supported the second protocol stack
During resident target LTE network, the second protocol stack is controlled to be registered in the target LTE network；The judging unit
Be additionally operable to, judge the second protocol stack whether with the target LTE network occur Signalling exchange；And for described in judgement
When with the target LTE network Signalling exchange occurs for second protocol stack, judge whether to nullify first protocol stack；The Vo-
LTE terminal recovers the control system of data service, in addition to：Registering unit, for determining whether to note again according to judged result
The volume IP multimedia subsystem is to recover the data service.
In the technical scheme, during according to second protocol stack timing search to target LTE network, LTE network supports second
The resident target LTE network of protocol stack, the resident target LTE network of control second protocol stack are registered, second protocol stack with
Signalling exchange occurs for target LTE network, then second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can also complete efficient speech business by LTE network, so this
When nullify the first protocol stack and can effectively reduce the power consumption and EMS memory occupation of terminal.
In the above-mentioned technical solutions, it is preferable that the registering unit is additionally operable to, judge the second protocol stack with it is described
When Signalling exchange and canceled first protocol stack occur for target LTE network, the IP multimedia subsystem is re-registered.
In the technical scheme, by the way that Signalling exchange and canceled first agreement occurs in second protocol stack and LTE network
Stack, re-registers IP multimedia subsystem, and second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can complete efficient speech business by LTE network, improve use
Experience at family.
According to another aspect of the invention, it is also proposed that a kind of Vo-LTE terminals, including：It is any in such as above-mentioned technical scheme
Vo-LTE terminals described in recover the control system of data service.
Pass through above technical scheme, it is ensured that Vo-LTE terminals complete high quality after SRVCC falls back to CS RAT
Speech business after can recover the data service of LTE network as early as possible, lift Consumer's Experience.
Brief description of the drawings
Fig. 1 shows that Vo-LTE terminals according to an embodiment of the invention recover the signal stream of the control method of data service
Cheng Tu；
Fig. 2 shows that Vo-LTE terminals according to an embodiment of the invention recover the schematic block of the control system of data service
Figure；
Fig. 3 shows the hardware block diagram of Vo-LTE terminals according to an embodiment of the invention；
Fig. 4 shows that Vo-LTE terminals according to an embodiment of the invention recover the specific stream of the control method of data service
Cheng Tu.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows that Vo-LTE terminals according to an embodiment of the invention recover the signal stream of the control method of data service
Cheng Tu.
Vo-LTE terminals according to an embodiment of the invention recover the control method of data service as shown in Figure 1, including：Step
Rapid 102, during the Vo-LTE terminals carry out speech business, judge whether to depart from LTE network；Step 104, judging to take off
During from the LTE network, the falling instruction of the SRVCC schemes is obtained；Step 106, referred to according to the falling of the SRVCC schemes
Show, activate the first protocol stack of the Vo-LTE terminals to keep speech business；Step 108, returning according to the SRVCC schemes
Fall instruction, the second protocol stack of the Vo-LTE terminals is activated to realize that returning for the LTE network is stayed, to complete to recover data industry
The process of business.
In the technical scheme, by setting the first protocol stack and second protocol stack in the terminal, ensure terminal in voice
While business continuity, returning for LTE network is completed by second protocol stack and stayed, in order to be rapidly completed after speech business terminates
The registration of IP multimedia subsystem, and then cause terminal data service quick recovery, furthermore it is also possible to utilize IP multimedia subsystems
System realizes efficient speech business.
Wherein, in Vo-LTE terminals carry out speech business transmitting procedure, if it is determined that when departing from LTE network, due to Vo-
LTE terminal includes the first protocol stack and second protocol stack, then by obtaining the falling instruction of SRVCC schemes come the of activated terminals
One protocol stack, speech business so can be effectively kept, and be indicated according to the falling of SRVCC schemes come the second of activated terminals
Protocol stack, so, realize LTE network return stay, can after end of conversation data service quick recovery.
Specifically, when terminal departs from the LTE areas of coverage, SRVCC falling instruction is received, nullifies IP multimedia subsystems
System, while the first protocol stack of activated terminals, the first protocol stack is resident on SRVCC target CS RAT, and terminal is when call
After end, the first protocol stack for residing on CS RAT is nullified, according to the falling instruction for receiving SRVCC come the of activated terminals
Two protocol stacks, while terminal timing search LTE network, when terminal enters the LTE areas of coverage, the speech business weight after end of conversation
Newly it is resident on LTE, and re-registers IP multimedia subsystem, realize and recover data service, improves Consumer's Experience.
In the above-mentioned technical solutions, it is preferable that obtain the falling instruction of the SRVCC schemes, including step in detail below：
Obtain and fall after rise to the instruction in CS domains；Nullify IP multimedia subsystem.
In the technical scheme, when terminal departs from the LTE areas of coverage, fallen after rise by obtaining to the instruction in CS domains, nullify IP
IP multimedia subsystem, IMS, maintains the continuity of speech business, also effectively reduces the load internal memory of Vo-LTE terminals.
Specifically, when terminal departs from the LTE areas of coverage, terminal is fallen after rise to CS domains by the first protocol stack, and selects CS domains
In target CS domains be resident, it is ensured that speech business it is continuous, meanwhile, nullify IP multimedia subsystem, so, when terminal is entered
When entering the LTE areas of coverage, it may insure to realize re-registering for IP multimedia subsystem immediately after judging that speech business terminates, enter
And it is rapidly completed the recovery process of the data service of Vo-LTE terminals.
In the above-mentioned technical solutions, it is preferable that the first protocol stack of the Vo-LTE terminals is activated to keep speech business,
Including step in detail below：The Vo-LTE terminals are controlled to be fallen after rise by first protocol stack to CS domains；Select the CS domains
In target CS domains be resident the progress of the voice traffic to keep；After institute's voice traffic terminates, control described the
One protocol stack departs from the target CS domains；Nullify first protocol stack.
In the technical scheme, when Vo-LTE terminals are fallen after rise to CS domains by the first protocol stack, it can select in CS domains
Target CS domains be resident, and then keep the progress of speech business, when nullifying the first protocol stack on CS domains, waiting voice
After service ending, returned such as Vo-LTE terminals and stay LTE network, then can realize the recovery of business datum immediately.
In the above-mentioned technical solutions, it is preferable that activate the second protocol stacks of the Vo-LTE terminals to realize that LTE network is returned
Stay, including step in detail below：Control LTE network described in the second protocol stack timing search；Judge be in the LTE network
It is no the target LTE network for supporting that the second protocol stack is resident to be present；Exist in the LTE network is judged and support described second
During the target LTE network that protocol stack is resident, the second protocol stack is controlled to be registered in the target LTE network；Judge institute
State second protocol stack whether with the target LTE network occur Signalling exchange；Judging the second protocol stack and the target
When Signalling exchange occurs for LTE network, judge whether to nullify first protocol stack；Determine whether to re-register according to judged result
The IP multimedia subsystem is to recover the data service.
In the technical scheme, during according to second protocol stack timing search to target LTE network, LTE network supports second
The resident target LTE network of protocol stack, the resident target LTE network of control second protocol stack are registered, second protocol stack with
Signalling exchange occurs for target LTE network, then second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can also complete efficient speech business by LTE network, so this
When nullify the first protocol stack and can effectively reduce the power consumption and EMS memory occupation of terminal.
In the above-mentioned technical solutions, it is preferable that determined whether to re-register the IP multimedia subsystems according to judged result
Unite to recover data service, including step in detail below：Believe in the judgement second protocol stack with the target LTE network
When order interaction and canceled first protocol stack, the IP multimedia subsystem is re-registered.
In the technical scheme, by the way that Signalling exchange and canceled first agreement occurs in second protocol stack and LTE network
Stack, re-registers IP multimedia subsystem, and second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can complete efficient speech business by LTE network, improve use
Experience at family.
Fig. 2 shows that Vo-LTE terminals according to an embodiment of the invention recover the block diagram of the control system of data service.
As shown in Fig. 2 Vo-LTE terminals according to an embodiment of the invention recover the control system 200 of data service, bag
Include：Judging unit 202, during carrying out speech business in the Vo-LTE terminals, judge whether to depart from LTE network；Obtain
Unit 204 is taken, for when judging to depart from the LTE network, obtaining the falling instruction of the SRVCC schemes；Activate unit
206, for being indicated according to the falling of the SRVCC schemes, the first protocol stack of the Vo-LTE terminals is activated to keep voice
Business；And for being indicated according to the falling of the SRVCC schemes, the second protocol stacks of the Vo-LTE terminals is activated to realize
Returning for the LTE network is stayed, to complete the process that Vo-LTE terminals recover data service.
In the technical scheme, by setting the first protocol stack and second protocol stack in the terminal, ensure terminal in voice
While business continuity, returning for LTE network is completed by second protocol stack and stayed, in order to be rapidly completed after speech business terminates
The registration of IP multimedia subsystem, and then cause terminal data service quick recovery, furthermore it is also possible to utilize IP multimedia subsystems
System realizes efficient speech business.
Wherein, in Vo-LTE terminals carry out speech business transmitting procedure, if it is determined that when departing from LTE network, due to Vo-
LTE terminal includes the first protocol stack and second protocol stack, then by obtaining the falling instruction of SRVCC schemes come the of activated terminals
One protocol stack, speech business so can be effectively kept, and be indicated according to the falling of SRVCC schemes come the second of activated terminals
Protocol stack, so, realize LTE network return stay, can after end of conversation data service quick recovery.
Specifically, when terminal departs from the LTE areas of coverage, SRVCC falling instruction is received, nullifies IP multimedia subsystems
System, while the first protocol stack of activated terminals, the first protocol stack is resident on SRVCC target CS RAT, and terminal is when call
After end, the first protocol stack for residing on CS RAT is nullified, according to the falling instruction for receiving SRVCC come the of activated terminals
Two protocol stacks, while terminal timing search LTE network, when terminal enters the LTE areas of coverage, the speech business weight after end of conversation
Newly it is resident on LTE, and re-registers IP multimedia subsystem, realize and recover data service, improves Consumer's Experience.
In the above-mentioned technical solutions, it is preferable that the acquiring unit 204 is additionally operable to, and is obtained and is fallen after rise to the instruction in CS domains；
Vo-LTE terminals recover the control system of data service, in addition to：Unit 208 is nullified, for nullifying IP multimedia subsystem.
In the technical scheme, when terminal departs from the LTE areas of coverage, fallen after rise by obtaining to the instruction in CS domains, nullify IP
IP multimedia subsystem, IMS, maintains the continuity of speech business, also effectively reduces the load internal memory of Vo-LTE terminals.
Specifically, when terminal departs from the LTE areas of coverage, terminal is fallen after rise to CS domains by the first protocol stack, and selects CS domains
In target CS domains be resident, it is ensured that speech business it is continuous, meanwhile, nullify IP multimedia subsystem, so, when terminal is entered
When entering the LTE areas of coverage, it may insure to realize re-registering for IP multimedia subsystem immediately after judging that speech business terminates, enter
And it is rapidly completed the recovery process of the data service of Vo-LTE terminals.
In the above-mentioned technical solutions, it is preferable that also include：Control unit 210, for controlling the Vo-LTE terminals to pass through
First protocol stack is fallen after rise to CS domains；Selecting unit 212, for selecting the target CS domains in the CS domains to be resident with guarantor
Hold the progress of institute's voice traffic；Described control unit 210 is additionally operable to, after institute's voice traffic terminates, control described first
Protocol stack departs from the target CS domains；The cancellation unit 208 is additionally operable to, and nullifies first protocol stack.
In the technical scheme, when Vo-LTE terminals are fallen after rise to CS domains by the first protocol stack, it can select in CS domains
Target CS domains be resident, and then keep the progress of speech business, when nullifying the first protocol stack on CS domains, waiting voice
After service ending, returned such as Vo-LTE terminals and stay LTE network, then can realize the recovery of business datum immediately.
In the above-mentioned technical solutions, it is preferable that described control unit 210 is additionally operable to, and controls the second protocol stack timing
Search for the LTE network；The judging unit 202 is additionally operable to, and is judged in the LTE network with the presence or absence of support second association
Discuss the resident target LTE network of stack；Described control unit 210 is additionally operable to, and is existed in the LTE network is judged and is supported described the
During the target LTE network that two protocol stacks are resident, the second protocol stack is controlled to be registered in the target LTE network；It is described
Judging unit 202 is additionally operable to, judge the second protocol stack whether with the target LTE network occur Signalling exchange；And use
When judging that with the target LTE network Signalling exchange occurs for the second protocol stack, judge whether to nullify first association
Discuss stack；The Vo-LTE terminals recover the control system of data service, in addition to：Registering unit 214, for according to judged result
Determine whether to re-register the IP multimedia subsystem to recover the data service.
In the technical scheme, during according to second protocol stack timing search to target LTE network, LTE network supports second
The resident target LTE network of protocol stack, the resident target LTE network of control second protocol stack are registered, second protocol stack with
Signalling exchange occurs for target LTE network, then second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can also complete efficient speech business by LTE network, so this
When nullify the first protocol stack and can effectively reduce the power consumption and EMS memory occupation of terminal.
In the above-mentioned technical solutions, it is preferable that the registering unit 214 is additionally operable to, judge the second protocol stack with
When Signalling exchange and canceled first protocol stack occur for the target LTE network, the IP multimedia subsystems are re-registered
System.
In the technical scheme, by the way that Signalling exchange and canceled first agreement occurs in second protocol stack and LTE network
Stack, re-registers IP multimedia subsystem, and second protocol stack is resided in target LTE network, you can completes Vo-LTE terminals
The recovery process of data service, in addition, Vo-LTE terminals can complete efficient speech business by LTE network, improve use
Experience at family.
Fig. 3 shows the schematic block diagram of Vo-LTE terminals according to an embodiment of the invention.
As shown in figure 3, Vo-LTE terminals 300 according to an embodiment of the invention, including any implementation of above-mentioned second aspect
The Vo-LTE terminals of example recover the control system 200 of data service.Wherein, Vo-LTE terminals 300 have extensive with Vo-LTE terminals
The identical technique effect of control system 200 of complex data business, will not be repeated here.
Fig. 4 shows that Vo-LTE terminals according to an embodiment of the invention recover the specific stream of the control method of data service
Cheng Tu.
As shown in figure 4, Vo-LTE terminals according to an embodiment of the invention recover the control method of data service, below for
Specific steps：
Step 402, terminal enters Vo-LTE talking states.
Step 404, terminal departs from the Vo-LTE areas of coverage.
Step 406, receive SRVCC and fall instruction after rise, specifically, when terminal departs from the Vo-LTE areas of coverage, terminal receives
Fall after rise and indicate to SRVCC, activate the first protocol stack and second protocol stack.
Step 408, timing search LTE network, specifically, terminal control second protocol stack timing search LTE network.
Step 410, into the Vo-LTE areas of coverage.
Step 412, LTE network is resident, specifically, when entering the Vo-LTE areas of coverage eventually, exists in LTE network and supports
The resident target LTE network of second protocol stack, control second protocol stack are registered in target LTE network.
Step 414, data service is recovered, specifically, with target LTE network Signalling exchange occurs for second protocol stack.
Step 420, the first protocol stack (Stack1) unactivated state, specifically, terminal is without departing from the Vo-LTE areas of coverage, and
One protocol stack is not activated.
Step 422, Stack1 is activated, that is, activates the first protocol stack, specifically, when terminal departs from the Vo-LTE areas of coverage,
Terminal receives SRVCC and falls instruction after rise, activates the first protocol stack.
Step 424, SRVCC target CSRAT are resident, specifically, when activating the first protocol stack, control Vo-LTE terminals
Fallen after rise by the first protocol stack to CS domains, select the target CS domains in CS domains to be resident, keep the progress of speech business.
Step 426, continue to converse.
Step 428, end of conversation.
Step 430, CS attachment removals, specifically, Vo-LTE terminals depart from CS domains by the first protocol stack.
Step 432, Deactivate Stack 1, that is, the first protocol stack is nullified, specifically, the protocol stack of terminal control first
Behind breakaway CS domains, the first protocol stack is nullified.
Step 416, combine again and be attached to LTE network, specifically, when terminal enters LTE network, second protocol stack with
Signalling exchange occurs for target LTE network, nullifies the first protocol stack after end of conversation, and make LTE connection on the first protocol stack again
Close attachment.
Step 418, IMS service is re-registered, specifically, is judging second protocol stack domain target LTE network generation signaling
During interactive and canceled first protocol stack, IMS service is re-registered.
Terminal in Vo-LTE communication process due to according to SRVCC falling back to CS RAT when departing from the LTE areas of coverage,
CS RAT protocol stack is run on stack1, while LTE network is continued search on stack2, after the LTE areas of coverage are entered
LTE such as speech businesses have terminated, then re-register IMS,
Technical scheme is described in detail above in association with accompanying drawing, by technical scheme, by end
First protocol stack and second protocol stack are set in end, ensure terminal while speech business is continuous, it is complete by second protocol stack
Stay into returning for LTE network, in order to be rapidly completed the registration of IP multimedia subsystem after speech business terminates, and then cause eventually
Data service quick recovery is held, furthermore it is also possible to realize efficient speech business using IP multimedia subsystem.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (11)
1. a kind of Vo-LTE terminals recover the control method of data service, the Vo-LTE terminals include the first protocol stack and second
Protocol stack, the Vo-LTE terminals support double-mode single-standby continuous voice call scheme, it is characterised in that including：
During the Vo-LTE terminals carry out speech business, judge whether to depart from LTE network；
When judging to depart from the LTE network, the falling instruction of SRVCC schemes is obtained；
Indicated according to the falling of the SRVCC schemes, activate the first protocol stack of the Vo-LTE terminals to keep speech business；
Indicated according to the falling of the SRVCC schemes, activate the second protocol stacks of the Vo-LTE terminals to realize the LTE nets
Returning for network is stayed, to complete to recover the process of data service.
2. Vo-LTE terminals according to claim 1 recover the control method of data service, it is characterised in that described in acquisition
The falling instruction of SRVCC schemes, including step in detail below：
Obtain and fall after rise to the instruction in CS domains；
Nullify IP multimedia subsystem.
3. Vo-LTE terminals according to claim 2 recover the control method of data service, it is characterised in that described in activation
First protocol stack of Vo-LTE terminals is to keep speech business, including step in detail below：
The Vo-LTE terminals are controlled to be fallen after rise by first protocol stack to CS domains；
The target CS domains in the CS domains are selected to be resident the progress of the voice traffic to keep；
After institute's voice traffic terminates, first protocol stack is controlled to depart from the target CS domains；
Nullify first protocol stack.
4. Vo-LTE terminals according to claim 3 recover the control method of data service, it is characterised in that described in activation
The second protocol stack of Vo-LTE terminals is stayed with realizing that LTE network is returned, including step in detail below：
Control LTE network described in the second protocol stack timing search；
Judge in the LTE network with the presence or absence of the target LTE network for supporting that the second protocol stack is resident；
When the target LTE network for supporting the second protocol stack resident in judging the LTE network be present, control described second
Protocol stack is registered in the target LTE network；
Judge the second protocol stack whether with the target LTE network occur Signalling exchange；
When judging that with the target LTE network Signalling exchange occurs for the second protocol stack, judge whether to nullify described first
Protocol stack；
Determine whether to re-register the IP multimedia subsystem according to judged result to recover the data service.
5. Vo-LTE terminals according to claim 4 recover the control method of data service, it is characterised in that according to judgement
As a result determine whether to re-register the IP multimedia subsystem to recover data service, including step in detail below：
Judging the second protocol stack and target LTE network generation Signalling exchange and canceled first protocol stack
When, re-register the IP multimedia subsystem.
6. a kind of Vo-LTE terminals recover the control system of data service, the Vo-LTE terminals include the first protocol stack and second
Protocol stack, the Vo-LTE terminals support double-mode single-standby continuous voice call scheme, it is characterised in that including：
Judging unit, during carrying out speech business in the Vo-LTE terminals, judge whether to depart from LTE network；
Acquiring unit, for when judging to depart from the LTE network, obtaining the falling instruction of SRVCC schemes；
Activate unit, for being indicated according to the falling of the SRVCC schemes, activate the first protocol stack of the Vo-LTE terminals with
Keep speech business；And
For being indicated according to the falling of the SRVCC schemes, the second protocol stack for activating the Vo-LTE terminals is described to realize
Returning for LTE network is stayed, to complete the process that Vo-LTE terminals recover data service.
7. Vo-LTE terminals according to claim 6 recover the control system of data service, it is characterised in that the acquisition
Unit is additionally operable to, and is obtained and is fallen after rise to the instruction in CS domains；
Vo-LTE terminals recover the control system of data service, in addition to：
Unit is nullified, for nullifying IP multimedia subsystem.
8. Vo-LTE terminals according to claim 7 recover the control system of data service, it is characterised in that also include：
Control unit, for controlling the Vo-LTE terminals to be fallen after rise by first protocol stack to CS domains；
Selecting unit, for selecting the target CS domains in the CS domains to be resident the progress of the voice traffic to keep；
Described control unit is additionally operable to, and after institute's voice traffic terminates, controls first protocol stack to depart from the target CS
Domain；
The cancellation unit is additionally operable to, and nullifies first protocol stack.
9. Vo-LTE terminals according to claim 8 recover the control system of data service, it is characterised in that the control
Unit is additionally operable to, and controls LTE network described in the second protocol stack timing search；
The judging unit is additionally operable to, and is judged in the LTE network with the presence or absence of the target for supporting that the second protocol stack is resident
LTE network；
Described control unit is additionally operable to, and the target LTE for supporting that the second protocol stack is resident in the LTE network is judged be present
During network, the second protocol stack is controlled to be registered in the target LTE network；
The judging unit is additionally operable to, judge the second protocol stack whether with the target LTE network occur Signalling exchange；With
And
For when judging that with the target LTE network Signalling exchange occurs for the second protocol stack, judging whether described in cancellation
First protocol stack；
The Vo-LTE terminals recover the control system of data service, in addition to：
Registering unit, for determining whether to re-register the IP multimedia subsystem to recover the data according to judged result
Business.
10. Vo-LTE terminals according to claim 9 recover the control system of data service, it is characterised in that the note
Volume unit is additionally operable to, and is judging that Signalling exchange and canceled described the occur for the second protocol stack and the target LTE network
During one protocol stack, the IP multimedia subsystem is re-registered.
A kind of 11. Vo-LTE terminals, it is characterised in that including：Vo-LTE terminals as any one of claim 6 to 10
Recover the control system of data service.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510098385.4A CN104618938B (en) | 2015-03-05 | 2015-03-05 | Vo LTE terminals recover control method, system and the terminal of data service |
| PCT/CN2015/078001 WO2016138695A1 (en) | 2015-03-05 | 2015-04-30 | Vo-LTE TERMINAL DATA SERVICE RECOVERY CONTROL METHOD, SYSTEM, AND TERMINAL |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510098385.4A CN104618938B (en) | 2015-03-05 | 2015-03-05 | Vo LTE terminals recover control method, system and the terminal of data service |
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| CN104618938A CN104618938A (en) | 2015-05-13 |
| CN104618938B true CN104618938B (en) | 2018-04-10 |
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| CN114286301B (en) * | 2021-12-31 | 2023-09-22 | 展讯通信（上海）有限公司 | Voice service control method and device, storage medium and terminal equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106612531A (en) * | 2015-10-26 | 2017-05-03 | 展讯通信（上海）有限公司 | LTE repeater and control method for mobile terminal to access communication network |
| CN114071594B (en) * | 2020-07-31 | 2024-06-07 | 展讯通信（上海）有限公司 | Service maintaining method, device, computer equipment and storage medium |
| CN113260088B (en) * | 2021-04-21 | 2023-05-30 | RealMe重庆移动通信有限公司 | Method, device, terminal and storage medium for maintaining call service |
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| CN103716852A (en) * | 2014-01-03 | 2014-04-09 | 宇龙计算机通信科技(深圳)有限公司 | Terminal and data service quick recovery method |
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| CN101854686A (en) * | 2009-03-30 | 2010-10-06 | 上海贝尔股份有限公司 | Method and equipment for reducing interruption time for switching voice over internet phone (VoIP) calling |
| US8583120B2 (en) * | 2011-08-31 | 2013-11-12 | Htc Corporation | Method for radio access technology change |
| US20130094472A1 (en) * | 2011-10-14 | 2013-04-18 | Qualcomm Incorporated | Methods and apparatuses for reducing voice/data interruption during a mobility procedure |
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| CN103026775A (en) * | 2010-06-28 | 2013-04-03 | 瑞典爱立信有限公司 | Methods and apparatuses for supporting handover of a PS voice call to a CS voice call by using SRVCC function |
| CN103716852A (en) * | 2014-01-03 | 2014-04-09 | 宇龙计算机通信科技(深圳)有限公司 | Terminal and data service quick recovery method |
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| CN114286301B (en) * | 2021-12-31 | 2023-09-22 | 展讯通信（上海）有限公司 | Voice service control method and device, storage medium and terminal equipment |
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| WO2016138695A1 (en) | 2016-09-09 |
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