CN105848204B - A kind of processing method, processing unit and the terminal of VoLTE business - Google Patents
A kind of processing method, processing unit and the terminal of VoLTE business Download PDFInfo
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- 238000012545 processing Methods 0.000 title claims abstract description 24
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 84
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- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010295 mobile communication Methods 0.000 claims description 6
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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Abstract
The embodiment of the invention discloses a kind of processing methods of VoLTE business, comprising: during VoLTE service call, measures the signal strength of the LTE network of current service cell；If measurement result meets measurement report condition, detects and currently connect with network side with the presence or absence of RRC；If currently being connect with network side there is no RRC, RRC connection request message is sent to the network side, RRC is established with the network side and connect；It is connected by the RRC to the network side and sends the measurement result, the measurement result is used to indicate the network side triggering SRVCC process.Correspondingly, the embodiment of the invention also discloses the processing units and terminal of a kind of VoLTE business.It, can be to avoid VoLTE service exception call drop under the premise of network configuration is incomplete using the embodiment of the present invention.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of processing method, processing unit and the ends of VoLTE business
End.
Background technique
Existing VoLTE (is based on the voice industry of IMS (IP Multimedia Subsystem, IP multimedia subsystem)
Business) technical solution, when terminal LTE (Long Term Evolution, long term evolution) network carry out VoLTE voice service when,
The service that the signal strength for the LTE serving cell that terminal meeting periodic report is currently resident is reported to network side, network according to terminal
Whether cell measurement quality evaluation needs to switch the call to the domain CS (i.e. circuit commutative field), is switched to the domain CS if necessary, then
SRVCC can be triggered, and (Single Radio Voice Call Continuity, i.e. single wireless mode terminal switch from LTE network
To 2G/3G CS network when audio call keep business continuance) process conversates transfer, such audio call is just from E-
UTRAN (Evolved UMTS Terrestrial Radio Access Network, the UMTS Terrestrial radio access network of evolution)
It is transferred to the UTRAN/GERAN network of 3GPP, i.e. session can be switched to common CS voice service from VoLTE, to keep conversing
Continuity.
The network configuration of existing VoLTE network, many places is still not perfect, and often occurs VoLTE in use
Business is not switched to the problem of domain CS leads to call drop by SRVCC in time.
Summary of the invention
The embodiment of the present invention provides processing method, processing unit and the terminal of a kind of VoLTE business, endless in network configuration
It, can be to avoid VoLTE service exception call drop under the premise of kind.
First aspect present invention provides a kind of processing method of VoLTE business, comprising:
During VoLTE service call, the signal strength of the LTE network of current service cell is measured；If measurement result
Meet measurement report condition, then detects and currently connect with network side with the presence or absence of RRC；If currently there is no RRC companies with network side
It connects, then sends RRC connection request message to the network side, establish RRC with the network side and connect；It is connected by the RRC
The measurement result is sent to the network side, the measurement result is used to indicate the network side triggering SRVCC process.
Optionally, before the signal strength of the LTE network of the measurement current service cell, the method also includes: prison
It surveys and whether receives the RRC connection release message that network side issues；If receiving the RRC connection release message, RRC is discharged
Connection.
Optionally, after the measurement result to network side transmission, the method also includes: receive the net
The SRVCC instruction that network side issues；Current resident network is switched to the second network from first network according to SRVCC instruction；
Wherein, the first network is LTE network, and second network is non-LTE network.
Optionally, the non-LTE network includes Generation Mobile Telecommunication System network or 3 G mobile communication network.
Optionally, the measurement report condition includes that the signal strength of current server cell is less than preset signal strength door
Limit value.
Correspondingly, second aspect of the present invention provides a kind of processing unit of VoLTE business, comprising:
Signal strength measurement module, for measuring the LTE network of current service cell during VoLTE service call
Signal strength；Detection module, if meeting measurement report condition for measurement result, detecting currently whether there is with network side
RRC connection；Link block, if sending RRC connection for currently being connect with network side there is no RRC to the network side and asking
Message is sought, RRC is established with the network side and connect；Sending module sends institute for connecting by the RRC to the network side
Measurement result is stated, the measurement result is used to indicate the network side triggering SRVCC process.
Optionally, described device further include:
Monitoring modular, the RRC connection release message issued for monitoring whether to receive network side；Link control module,
If discharging RRC connection for receiving the RRC connection release message.
Optionally, described device further include:
Receiving module, the SRVCC instruction issued for receiving the network side；Processing module, for according to the SRVCC
Current resident network is switched to the second network from first network by instruction, wherein and the first network is LTE network, described the
Two networks are non-LTE network.
Optionally, the measurement report condition includes that the signal strength of current server cell is less than preset signal strength door
Limit value.
Correspondingly, third aspect present invention provides a kind of terminal, including all or part of processing unit of second aspect.
Implement the embodiment of the present invention, has the advantages that
During VoLTE service call, the signal strength of the LTE network of terminal test constantly current service cell, if
Measurement result meets measurement report condition, and terminal then active transmission RRC connection request establishes RRC connecting path with network side, and
Current cell signal measurement result is reported, to trigger the SRVCC process of network side, allows voice service with common CS language
Sound business continues, and solves the problems, such as that VoLTE business is not switched to the domain CS by SRVCC in time and leads to call drop, to mention
High success rate of communication.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow diagram of the processing method of VoLTE business provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of the processing method of another kind VoLTE business provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of the processing unit of VoLTE business provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
In this section, the concept all referred to first to each embodiment of the present invention is illustrated.
Terminal described in the embodiment of the present invention refers to support LTE network business and supports that the second generation is mobile logical
The terminal of communication network (2G, 2nd generation) or 3 G mobile communication network (3G, 3nd generation).The end
End includes the communication electronic equipments such as PC, tablet computer or smart mobile phone.
When terminal is when LTE network initiates VoLTE voice service, after a period of time of conversing, because network side is for common
LTE PS business and VoLTE dedicated service processing it is asynchronous, network side judges that terminal does not have business on common LTE, will
RRC connection release message is issued, instruction terminal enters IDLE state (i.e. Idle state), although terminal is also special in progress VoLTE at this time
With business, but since RRC connection is released, cause terminal can not reporting subdistrict signal measurement result, when terminal is moved to letter
When number poor region, network side can not know that the LTE cell signal in region locating for terminal has been not enough to support VoLTE industry
Business.Therefore, network side will not triggering terminal SRVCC process, so as to cause VoLTE service exception call drop.In view of this, this Shen
The processing method that please propose a kind of improved VoLTE business can be to avoid VoLTE under the premise of network configuration is incomplete
The abnormal call drop of business is described in detail below in conjunction with the corresponding embodiment of FIG. 1 to FIG. 2.
Referring to Fig. 1, Fig. 1 is a kind of flow diagram of the processing method of VoLTE business provided in an embodiment of the present invention.
As shown in Figure 1, which comprises
S110 measures the signal strength of the LTE network of current service cell during VoLTE service call.
Specifically, terminal can register LTE network and IMS business at system initialization (as being switched on).It is carried out in user
In IMS business voice call procedure, i.e., terminal is in during VoLTE service call, terminal test constantly current service cell
LTE network signal strength.If measurement result meets measurement report condition, S120 is thened follow the steps.It should be noted that eventually
It is the prior art that how end, which establishes the calling connection of VoLTE business with network side, may refer to existing associated description, herein no longer
It repeats.
Further, terminal can also monitor whether before the signal strength of the LTE network of measurement current service cell
The RRC connection release message that network side issues is received, if receiving the RRC connection release message, discharges RRC connection,
And notify the success of network side RRC Connection Release.
It should be noted that it is the prior art that how terminal, which discharges RRC connection, details are not described herein.
S120 is detected and is currently connect with network side with the presence or absence of RRC if measurement result meets measurement report condition.If
It is currently connect with network side there is no RRC, then executes S130；Otherwise, it is directly connected by current RRC to network side and reports survey
Measure result.
The measurement report condition includes that the signal strength of current server cell is less than preset signal strength threshold value.?
In some examples, the signal strength that Scur indicates the LTE network of current service cell is can be used in the terminal, uses Svolte
Indicate the signal strength threshold value of the VoLTE business.When the Scur is less than the Svolte, terminal can determine measurement
As a result meet measurement report condition.
S130 sends RRC connection request message to the network side, establishes RRC with the network side and connect.It needs to illustrate
, it is the prior art that how terminal connect with network side detection RRC, may refer to existing associated description, details are not described herein.
S140, is connected to the network side by the RRC and sends the measurement result, and the measurement result is used to indicate
The network side triggers SRVCC process.SRVCC process, i.e. single wireless mode terminal are switched to the CS net of 2G/3G from LTE network
Audio call keeps business continuance when network.
Network side triggers SRVCC process, and issues SRVCC and instruct to the terminal, and terminal is receiving SRVCC instruction
Afterwards, current resident network is switched to the second network from first network.Wherein, the first network be LTE network, described second
Network is non-LTE network.Further, the non-LTE network includes Generation Mobile Telecommunication System network or 3G (Third Generation) Moblie
Network.
Specifically, being that terminal is pre- in the second network (such as GSM network or UTRAN network) when network side triggers SRVCC process
Stay CS access resource, after terminal is switched to the second network from first network, can by network side reserve access resource with
Common CS voice service continues.
In the technical scheme, during VoLTE service call, the LTE net of terminal test constantly current service cell
The signal strength of network, if measurement result meets measurement report condition, terminal active transmission RRC connection request is built with network side
Vertical RRC connecting path, and current cell signal measurement result is reported, to trigger the SRVCC process of network side, so that voice service
It can be continued with common CS voice service, solving VoLTE business and not being switched to the domain CS by SRVCC in time causes to fall
The problem of words, to improve success rate of communication.
Referring to Fig. 2, Fig. 2 is the process signal of the processing method of another kind VoLTE business provided in an embodiment of the present invention
Figure.As shown in Fig. 2, the method may include:
S201, during VoLTE service call, whether terminal monitoring receives the RRC Connection Release that network side issues
Message.If receiving RRC connection release message, S202 is executed；Otherwise, S203 is executed.
Specifically, terminal can register LTE network and IMS business at system initialization (as being switched on).It is carried out in user
In IMS business voice call procedure, i.e., terminal is in during VoLTE service call, monitors whether that receiving network side issues
RRC connection release message.
S202, terminal discharge RRC connection.
Terminal can notify network side RRC Connection Release success (this step is omitted in Fig. 2).
S203, terminal measure the signal strength of the LTE network of current service cell.
Terminal measures always the signal strength of the LTE network of current service cell, directly during VoLTE service call
Terminate to VoLTE service call.
S204, terminal judge whether measurement result meets measurement report condition.If measurement result meets measurement report condition,
Then execute S205；Otherwise, it returns and executes S203, until VoLTE service call terminates.
The measurement report condition includes that the signal strength of current server cell is less than preset signal strength threshold value.?
In some examples, the signal strength that Scur indicates the LTE network of current service cell is can be used in the terminal, uses Svolte
Indicate the signal strength threshold value of the VoLTE business.When the Scur is less than the Svolte, terminal can determine measurement
As a result meet measurement report condition.
S205, terminal detection are currently connect with network side with the presence or absence of RRC.If currently with network side there are RRC connection,
S207 is executed, otherwise, executes S206.
S206 sends RRC connection request message to network side, establishes RRC with network side and connect.
S207 reports the measurement result of the signal strength of the LTE network of current service cell, so that network side triggers
SRVCC process.
S208 receives the SRVCC instruction that network side issues.
Current resident network is switched to the second network from first network by S209.
Wherein, the first network is LTE network, and second network is non-LTE network.Further, the non-LTE
Network includes Generation Mobile Telecommunication System network or 3 G mobile communication network.
Specifically, being that terminal is pre- in the second network (such as GSM network or UTRAN network) when network side triggers SRVCC process
Stay CS access resource, after terminal is switched to the second network from first network, can by network side reserve access resource with
Common CS voice service continues.
In the technical scheme, during VoLTE service call, the LTE net of terminal test constantly current service cell
The signal strength of network, if measurement result meets measurement report condition, terminal active transmission RRC connection request is built with network side
Vertical RRC connecting path, and current cell signal measurement result is reported, to trigger the SRVCC process of network side, so that voice service
It can be continued with common CS voice service, solving VoLTE business and not being switched to the domain CS by SRVCC in time causes to fall
The problem of words, to improve success rate of communication.
Referring to Fig. 3, Fig. 3 is a kind of structural schematic diagram of the processing unit of VoLTE business provided in an embodiment of the present invention.
As shown in figure 3, the processing unit 3 of the VoLTE business at least may include: signal strength measurement module 31, detection module 32,
Link block 33 and sending module 34, in which:
Signal strength measurement module 31, for measuring the LTE net of current service cell during VoLTE service call
The signal strength of network；Detection module 32, if for measurement result meet measurement report condition, detect currently with network side whether
There are RRC connections；Link block 33, if sending RRC to the network side for currently connecting with network side there is no RRC
Connection request message is established RRC with the network side and is connect；Sending module 34, for being connected by the RRC to the network
Side sends the measurement result, and the measurement result is used to indicate the network side triggering SRVCC process.
Further, it if the detection module 32 detects currently with network side there are RRC connection, can directly trigger described
Sending module 34 is connected to the network side by the RRC and sends the measurement result.
Wherein, the measurement report condition includes that the signal strength of current server cell is less than preset signal strength thresholding
Value.In some instances, the signal that Scur indicates the LTE network of current service cell can be used in signal strength measurement module 31
Intensity indicates the signal strength threshold value of the VoLTE business using Svolte.When the Scur is less than the Svolte,
It can determine that measurement result meets measurement report condition.
Optionally, processing unit 3 further include: monitoring modular 35 and link control module 36, in which:
Monitoring modular 35, the RRC connection release message issued for monitoring whether to receive network side；Link control module
36, if discharging RRC connection for receiving the RRC connection release message.
Optionally, processing unit 3 further include: receiving module 37 and processing module 38, in which:
Receiving module 37, the SRVCC instruction issued for receiving the network side；Processing module 38, for according to
Current resident network is switched to the second network from first network by SRVCC instruction, wherein the first network is LTE network, institute
Stating the second network is non-LTE network.
Network side trigger SRVCC process, and issue SRVCC instruction, receiving module 37 receive the SRVCC instruction after,
Current resident network is switched to the second network from first network by processing module 38.Wherein, the first network is LTE network,
Second network is non-LTE network.Further, the non-LTE network includes Generation Mobile Telecommunication System network or the third generation
Mobile communications network.
Specifically, being that terminal is pre- in the second network (such as GSM network or UTRAN network) when network side triggers SRVCC process
CS access resource is stayed, after current resident network is switched to the second network from first network by processing module 38, net can be passed through
The reserved access resource in network side is continued with common CS voice service.
In the technical scheme, during VoLTE service call, signal strength measurement module test constantly current service
The signal strength of the LTE network of cell, if measurement result meets measurement report condition, the RRC connection of sending module active transmission
Request, establishes RRC connecting path with network side, and report current cell signal measurement result, to trigger the SRVCC stream of network side
Journey continues voice service with common CS voice service, solves VoLTE business and do not cut in time by SRVCC
The problem of changing to the domain CS and leading to call drop, to improve success rate of communication.
Referring to Fig. 4, the embodiment of the invention provides a kind of structural schematic diagrams of terminal.The terminal 4 includes described in Fig. 3
The processing unit of VoLTE business, and the processing of VoLTE business that terminal 4 can be used for implementing providing in FIG. 1 to FIG. 2 embodiment
Method.Specifically:
Terminal 4 may include shell 41, processor 42, memory 43, circuit board 44 and power circuit 45, wherein circuit
Plate 44 is placed in the space interior that shell 41 surrounds, and processor 42 and memory 43 are arranged on circuit board 44；Power circuit 45,
For each circuit or the device power supply for terminal；Memory 43 is for storing executable program code；Processor 42 passes through reading
The executable program code stored in access to memory 43 runs program corresponding with executable program code, with for execute with
Lower step:
During VoLTE service call, the signal strength of the LTE network of current service cell is measured；
If measurement result meets measurement report condition, detects and currently connect with network side with the presence or absence of RRC；
It is and described to network side transmission RRC connection request message if currently connect with network side there is no RRC
Network side establishes RRC connection；
It is connected by the RRC to the network side and sends the measurement result, the measurement result is used to indicate described
Network side triggers SRVCC process.
Optionally, processor 41 can also read and deposit before the signal strength of the LTE network of measurement current service cell
The executable program code stored in reservoir 43 executes following operation:
It monitors whether to receive the RRC connection release message that network side issues；
If receiving the RRC connection release message, RRC connection is discharged.
Optionally, it after processor 41 sends the measurement result to the network side, can also read in memory 43
The executable program code of storage executes following operation:
Receive the SRVCC instruction that the network side issues；
Current resident network is switched to the second network from first network according to SRVCC instruction；
Wherein, the first network is LTE network, and second network is non-LTE network.
Wherein, the non-LTE network includes Generation Mobile Telecommunication System network or 3 G mobile communication network.
Wherein, the measurement report condition includes that the signal strength of current server cell is less than preset signal strength thresholding
Value.
In the technical scheme, during VoLTE service call, the LTE of processor test constantly current service cell
The signal strength of network, if measurement result meets measurement report condition, active transmission RRC connection request is established with network side
RRC connecting path, and current cell signal measurement result is reported, to trigger the SRVCC process of network side, so that voice service can
Not being switched to the domain CS by SRVCC in time to solve VoLTE business with common CS voice service continuation leads to call drop
The problem of, to improve success rate of communication.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.In addition, in each embodiment of the present invention
In each functional unit can integrate in a processing module, be also possible to each unit and physically exist alone, can also two
A or more than two units are integrated in a module.Above-mentioned integrated module both can take the form of hardware realization, can also
It is realized in the form of using software function module.If the integrated module realized in the form of software function module and as
Independent product when selling or using, also can store in a computer readable storage medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as to limit of the invention
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of the invention
Type.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (10)
1. a kind of processing method of VoLTE business characterized by comprising
During VoLTE service call, the signal strength of the LTE network of current service cell is measured；
If measurement result meets measurement report condition, detects and currently connect with network side with the presence or absence of RRC；
If currently connecting with network side there is no RRC, RRC connection request message is sent to the network side, with the network
RRC connection is established in side；
It is connected by the RRC to the network side and sends the measurement result, the measurement result is used to indicate the network
Trigger SRVCC process in side.
2. method described in claim 1, which is characterized in that
Before the signal strength of the LTE network of the measurement current service cell, the method also includes:
It monitors whether to receive the RRC connection release message that network side issues；
If receiving the RRC connection release message, RRC connection is discharged.
3. the method as described in claim 1, which is characterized in that
After the measurement result to network side transmission, the method also includes:
Receive the SRVCC instruction that the network side issues；
Current resident network is switched to the second network from first network according to SRVCC instruction；
Wherein, the first network is LTE network, and second network is non-LTE network.
4. method as claimed in claim 3, which is characterized in that the non-LTE network include Generation Mobile Telecommunication System network or
3 G mobile communication network.
5. such as method of any of claims 1-4, which is characterized in that the measurement report condition includes current service
The signal strength of device cell is less than preset signal strength threshold value.
6. a kind of processing unit of VoLTE business characterized by comprising
Signal strength measurement module, for measuring the letter of the LTE network of current service cell during VoLTE service call
Number intensity；
Detection module detects and currently connects with network side with the presence or absence of RRC if meeting measurement report condition for measurement result
It connects；
Link block, if sending RRC connection request for currently being connect with network side there is no RRC to the network side and disappearing
Breath, establishes RRC with the network side and connect；
Sending module sends the measurement result for connecting by the RRC to the network side, and the measurement result is used for
Indicate the network side triggering SRVCC process.
7. device as claimed in claim 6, which is characterized in that described device further include:
Monitoring modular, the RRC connection release message issued for monitoring whether to receive network side；
Link control module, if discharging RRC connection for receiving the RRC connection release message.
8. device as claimed in claim 6, which is characterized in that described device further include:
Receiving module, the SRVCC instruction issued for receiving the network side；
Processing module, for current resident network to be switched to the second network from first network according to SRVCC instruction,
In, the first network is LTE network, and second network is non-LTE network.
9. the device as described in any one of claim 6-8, which is characterized in that the measurement report condition includes current service
The signal strength of device cell is less than preset signal strength threshold value.
10. a kind of terminal, which is characterized in that the processing dress including the VoLTE business as described in any one of claims 6-9
It sets.
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| CN201610151444.4A CN105848204B (en) | 2016-03-17 | 2016-03-17 | A kind of processing method, processing unit and the terminal of VoLTE business |
| PCT/CN2016/087600 WO2017156917A1 (en) | 2016-03-17 | 2016-06-29 | Method and device for processing volte service, and terminal |
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| CN105848204B (en) * | 2016-03-17 | 2019-02-01 | 宇龙计算机通信科技(深圳)有限公司 | A kind of processing method, processing unit and the terminal of VoLTE business |
| CN107969018B (en) * | 2016-10-20 | 2021-08-17 | 中兴通讯股份有限公司 | Voice service switching method and device |
| CN107396413A (en) * | 2017-08-16 | 2017-11-24 | 珠海市魅族科技有限公司 | Communication control method, terminal, network side equipment and network switching system |
| CN107733862B (en) * | 2017-09-06 | 2022-04-19 | 努比亚技术有限公司 | Network signal prompting method, terminal and computer readable storage medium |
| CN107820290A (en) * | 2017-12-08 | 2018-03-20 | 宇龙计算机通信科技(深圳)有限公司 | A kind of voice method for building up and device |
| CN108337696B (en) * | 2018-02-01 | 2021-11-12 | Oppo广东移动通信有限公司 | Method and device for processing SRVCC exception, storage medium and electronic equipment |
| CN110933704B (en) * | 2019-12-18 | 2023-07-18 | Tcl移动通信科技（宁波）有限公司 | Network communication method, device, storage medium and electronic equipment |
| CN111404930A (en) * | 2020-03-13 | 2020-07-10 | 北京思特奇信息技术股份有限公司 | Composite instruction processing method and system |
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