CN106454974A - Communication method and communication terminal - Google Patents
Communication method and communication terminal Download PDFInfo
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- CN106454974A CN106454974A CN201510497629.6A CN201510497629A CN106454974A CN 106454974 A CN106454974 A CN 106454974A CN 201510497629 A CN201510497629 A CN 201510497629A CN 106454974 A CN106454974 A CN 106454974A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/22—Performing reselection for specific purposes for handling the traffic
Abstract
The invention relates to the communication technology field, particularly relates to a communication method and a communication terminal and aims to realize uninterrupted CS domain service when a terminal is in a region without 2G network coverage. According to the method, network signal quality of a location region of the terminal is acquired, and CS domain service in the 2G network and PS domain service in the 3G or 4G network are registered for the terminal; if signal quality of the 2G network of the location region of the terminal is lower than a first threshold,and signal quality of the 3G network of the location region of the terminal is larger than a second threshold, CS domain service for the terminal is registered in the 3G network at the location region of the terminal. When the terminal enters the region without 2G network signal or having relatively poor 2G network signal quality, the terminal can have CS domain service through the 3G network, so the terminal can have uninterrupted CS domain service even when the terminal is in the region without 2G network coverage or having relatively poor 2G network signal quality.
Description
Technical field
The present embodiments relate to communication technical field, more particularly, to a kind of communication means and terminal.
Background technology
With the continuous development of communication technology, occur in that various types of wireless communication systems, be such as applied to 2G
Network global system for mobile communications (Global System for Mobile communication, referred to as
GSM) it is adaptable to TD SDMA (the Time Division Synchronous Code of 3G network
Division MultipleAccess, abbreviation TD-SCDMA) it is adaptable to the Long Term Evolution (Time of 4G network
Division Long Term Evolution, abbreviation TD-LTE) etc..
TD-LTE adopts the network system of full IPization, only packet switch (Packet Switch, abbreviation PS)
Domain, it is possible to provide the ps domain service of high speed, such as data service, but current TD-LTE network is still located
Under transition stage, TD-LTE state, VoLTE can't fully achieve circuit switching (Circuit Switched
Domain, abbreviation CS) domain service.Compare, traditional TD-SCDMA and GSM network are
Through maturation, it is possible to provide the service of high-quality CS domain, such as speech business.
Based on above-mentioned situation, in prior art, provide two kinds of communication patterns：Circuit domain dropping (Circuit
Switched Fallback, abbreviation CSFB) single standby mode and dual standby mode.The mono- standby mode of CSFB
Under, terminal is only standby under a network, generally preferentially standby under 4G network, when network side initiates CS
During the business of domain, network side triggering terminal can switch to and work under 2G or 3G network.
Under dual standby mode, terminal can be simultaneously under two kinds of networks supporting the service of CS domain and ps domain service
Standby.Specifically, including two kinds：The first, terminal register on 2G or 3G network CS domain service,
Ps domain service is registered on 4G network, then terminal simultaneously on 2G or 3G network network, and 4G
Standby on network；Second, terminal registers the service of CS domain, on 2G network on 3G or 4G network
Registration ps domain service, then terminal is simultaneously on 2G network and standby on 3G network or 4G network；
So, terminal then can enjoy the service of high-quality CS domain and ps domain service simultaneously.
For the second way under above-mentioned dual standby mode, terminal mobile to having 2G network and 4G network
Overlay area, or when having in 2G network and the overlay area of 3G network, terminal can pass through 2G network
Enjoy the service of CS domain, ps domain service is enjoyed by 4G network or 3G network.If terminal movement is to no 2G
The region of the network coverage, when this region only exists 4G network and 3G network, due to the CS domain clothes of this terminal
Business is only registered in 2G network, and therefore, the now CS domain service of terminal will be interrupted.
Content of the invention
The embodiment of the present invention provides a kind of communication means and terminal, in order to for registration CS on 2G network
Domain service, the terminal that registration ps domain services on 3G or 4G network, make this terminal be in no 2G network
During the region covering, the service of CS domain is not interrupted.
The embodiment of the present invention provides a kind of communication means, comprises the following steps：
Obtain terminal region network signal quality, terminal register on 2G network CS domain service,
Ps domain service is registered on 3G or 4G network；
If the signal quality of the 2G network of terminal region is less than first threshold, and terminal region
The signal quality of 3G network is more than Second Threshold, then be endpoint registration on the 3G network of terminal region
CS domain services.
Preferably, terminal is dual standby mode；
The 3G network of terminal region is endpoint registration CS domain services, specifically includes：
The communication pattern of terminal is switched to the mono- standby mode of CSFB by dual standby mode；
On the 3G network of terminal region, the ps domain of cancellation terminal services and is endpoint registration CS domain clothes
Business, services for endpoint registration ps domain on the 4G network of terminal region.
Preferably, also include：
Obtain the mark that the 4G network of ps domain service is registered in terminal region；
Mark terminal region being registered the 4G network of ps domain service writes the 3G module of terminal；
The terminal being in the mono- standby mode of CSFB is when 3G network is standby, if there is ps domain business, will
Terminal from 3G network switch to the corresponding 4G network of mark of 4G network with by 4G network as terminal
Ps domain service is provided.
Preferably, after the 3G network of terminal region being the service of endpoint registration CS domain, also wrap
Include：
If the signal quality of the 2G network of terminal region is not less than first threshold,：
The communication pattern of terminal is switched to dual standby mode by the mono- standby mode of CSFB, in terminal location
The CS domain service of endpoint registration is nullified on the 3G network in domain.
Preferably, after the 3G network of terminal region being the service of endpoint registration CS domain, also wrap
Include：
Reduce the frequency of the 2G network of terminal searching terminal region.
The embodiment of the present invention provides a kind of terminal, including：Antenna, 2G module, 3G module, 4G module
And processor；
Antenna, for obtaining the quality of the network signal of terminal region；
2G module, for registration CS domain service on 2G network；
4G module, for registering ps domain service on 4G network；
Processor, for the quality of the network signal of the terminal region acquired in reception antenna, and judges
The signal quality of the 2G network in terminal region is less than first threshold, and the 3G of terminal region
The signal quality of network is more than Second Threshold, sends CS domain registration control instruction to 3G module；
3G module, for registering ps domain service on 3G network, registers control instruction according to CS domain and exists
Registration CS domain service on the 3G network of terminal region.
Preferably, terminal is dual standby mode；
Processor, is additionally operable to：
The communication pattern of terminal is switched to the mono- standby mode of CSFB by dual standby mode；
Send ps domain to 3G module and nullify control instruction；
Send ps domain registration control instruction to 4G module；
3G module, nullifies on the 3G network of terminal region for nullifying control instruction according to ps domain
The ps domain service of terminal；
4G module, for registering control instruction on the 4G network of terminal region as eventually according to ps domain
End registration ps domain service.
Preferably, processor, is additionally operable to：
Obtain the mark that the 4G network of ps domain service is registered in terminal region；
Mark terminal region being registered the 4G network of ps domain service writes the 3G module of terminal；
The terminal being in the mono- standby mode of CSFB is when 3G network is standby, if there is ps domain business, will
Terminal from 3G network switch to the corresponding 4G network of mark of 4G network with by 4G network as terminal
Ps domain service is provided.
Preferably, processor, is additionally operable to：
If the signal quality of the 2G network of terminal region is not less than first threshold,：
The communication pattern of terminal is switched to dual standby mode by the mono- standby mode of CSFB, sends out to 3G module
CS domain is sent to nullify control instruction；
3G module, nullifies on the 3G network of terminal region for nullifying control instruction according to CS domain
The CS domain service of endpoint registration.
Preferably, processor, is additionally operable to：
Reduce the frequency of the 2G network of terminal searching terminal region.
In the embodiment of the present invention, obtain the quality of the network signal of terminal region, terminal is in 2G network
The service of upper registration CS domain, registration ps domain service on 3G or 4G network.So, then terminal can be simultaneously
The service of high-quality CS domain is enjoyed by 2G network, is enjoyed by 3G network or 4G network high-quality
Ps domain services.Further, if the signal quality of the 2G network of terminal region is less than first threshold, and
The signal quality of the 3G network of terminal region is more than Second Threshold, then in the 3G of terminal region
It is that endpoint registration CS domain services on network.So, when terminal enters no 2G network signal or 2G network
During the poor region of signal quality, terminal can enjoy the service of CS domain by 3G network, so that this terminal
When being in the no 2G network coverage or the relatively low region of 2G network signal quality, the CS domain that terminal is enjoyed
Service is not interrupted.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to institute in embodiment description
Need the accompanying drawing using to briefly introduce it should be apparent that, drawings in the following description are only the present invention
Some embodiments, for those of ordinary skill in the art, in the premise not paying creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of system architecture schematic diagram of communication means provided in an embodiment of the present invention；
Fig. 2 is a kind of communication means schematic diagram that end side provided in an embodiment of the present invention is realized；
Fig. 2 a is a kind of this endpoint registration obtaining storage in this terminal 4G module provided in an embodiment of the present invention
The mode flow chart of the mark of 4G network of ps domain；
Fig. 2 b is that the mark of the 4G network obtaining is write 3G mould by a kind of terminal provided in an embodiment of the present invention
The mode flow chart of block；
Fig. 3 is the flow chart of another kind communication means provided in an embodiment of the present invention；
Fig. 4 is a kind of structural representation of terminal provided in an embodiment of the present invention.
Specific embodiment
In order that the purpose of the present invention, technical scheme and beneficial effect become more apparent, below in conjunction with accompanying drawing
And embodiment, the present invention will be described in further detail.It should be appreciated that described herein be embodied as
Example, only in order to explain the present invention, is not intended to limit the present invention.
As shown in figure 1, the system architecture schematic diagram that the embodiment of the present invention is suitable for.This system architecture includes using
In the first network equipment 101, second network equipment 102 for providing 4G network that provide 2G network,
And for providing the 3rd network equipment 103 of 3G network, the first terminal 104 in the embodiment of the present invention
With second terminal 105 be the service registry of CS domain 2G network, ps domain service registry in 3G network or
The terminal of 4G network.And the first terminal 104 in the embodiment of the present invention and second terminal 105 are double treating
Machine terminal, specifically, double standby terminal specifically refer to simultaneously standby in 2G network and 3G network, or
Person is in the simultaneously standby terminal of 2G network and 4G network.First terminal 104 is located at first network equipment 101
Within the coverage of second network equipment 102, that is, first terminal 104 is in 2G network and 4G net
In the coverage of network, now, first terminal 104 can provide the service of CS domain by 2G network, passes through
4G network provides ps domain service.But, when first terminal 104 moves back and forth, move to no 2G network
During the region covering, such as, second terminal 105 location shown in Fig. 1, due to second terminal
CS domain service be only registered in 2G network, therefore, the CS domain service disruption of second terminal 105.This
Bright embodiment is used for solving the problems, such as now second terminal CS domain service disruption, and makes second terminal 105
When only existing in the coverage of 3G and 4G network, the service of CS domain will not be interrupted.
The terminal of the embodiment of the present invention can be mobile phone terminal, PC terminal, tablet terminal etc..The present invention is implemented
Example CS domain business includes：Speech business, short message service, other such as call transfer service, call blocking industry
Business etc.；Ps domain business includes business of networking etc..
Based on the system architecture shown in Fig. 1, Fig. 2 shows what end side provided in an embodiment of the present invention was realized
A kind of communication means schematic diagram, comprises the following steps：
Step 201, obtains the quality of the network signal of terminal region, and terminal is registered on 2G network
The service of CS domain, registration ps domain service on 3G or 4G network；
Step 202, if the signal quality of the 2G network of terminal region is less than first threshold, and terminal
The signal quality of the 3G network of region is more than Second Threshold, then in the 3G network of terminal region
Upper is the service of endpoint registration CS domain.
In above-mentioned steps 201, the terminal in the embodiment of the present invention specifically refers to this terminal when dispatching from the factory, or
The default setting of this terminal is the service of registration CS domain, registration on 3G or 4G network on 2G network
The terminal of ps domain service.When terminal region 3G network signal quality is higher than 4G network signal quality,
Then terminal registers ps domain service on 3G network.When terminal region, 3G network signal quality is not higher than
4G network signal quality, then terminal ps domain service is registered on 4G network.
In above-mentioned steps 202, if the signal quality of the 2G network of terminal region is less than first threshold,
And the signal quality of the 3G network of terminal region be more than Second Threshold, due in terminal default setting only
Registration CS domain service on 2G network, therefore, when now the signal quality of 2G network is less than first threshold,
The CS domain service of this terminal can be interrupted.First threshold in the embodiment of the present invention and Second Threshold are ability
The empirical value in domain, when the signal quality of 2G network is less than first threshold, 2G network is due to signal quality too
Low, therefore this 2G network cannot provide service.When the signal quality of 3G network is more than Second Threshold, 3G
The signal quality of network is just provided that service that is to say, that the signal quality of 3G network is not more than the second threshold
During value, the signal quality of 3G network is not provided that service.
In above-mentioned steps 202, the 3G network of terminal region is endpoint registration CS domain services,
There are two kinds of implementations：
Mode one, registers the service of CS domain on 3G network, also registers ps domain service；
Mode two, by the ps domain service deregistration on 3G network, registration CS domain service only on 3G network,
In the service of 4G network registry ps domain, so, terminal enjoys more the CS domain of high-speed high-quality amount and ps domain
Service.
Preferably, terminal is dual standby mode.In above-mentioned steps 202, if the 2G net of terminal region
The signal quality of network is less than first threshold, and the signal quality of the 3G network of terminal region is more than second
Threshold value, the communication pattern of terminal is switched to the mono- standby mode of CSFB by dual standby mode；It is located in terminal
On the 3G network in region nullify terminal ps domain service and be endpoint registration CS domain service, terminal be located
Service for endpoint registration ps domain on the 4G network in region.
In the embodiment of the present invention, dual standby mode is specially：Terminal is simultaneously standby in 2G network and 3G network,
Or terminal is simultaneously standby in 2G network and 4G network；The mono- standby mode of CSFB is specially：Terminal exists
3G network is standby, or, terminal is standby in 4G network.
Specifically, terminal inner includes the 2G network for search terminal region, and with 2G net
The 2G module connecting set up by network, for the 3G network of search terminal region, and sets up with 3G network
The 3G module connecting, and the 4G network for search terminal region, and set up even with 4G network
The 4G module connecing.
The terminal of achievable double standby generally adopt double-basis provided with processor (Baseband Processor, referred to as
BP) chip, single application processor (Application Processor, abbreviation AP) chip mode.Terminal
2G module, 3G module, 4G module can be respectively corresponding BP chip.BP chip is mainly responsible for letter
Number transmitting-receiving, modulation /demodulation.AP chip is mainly responsible for the application program of processing terminal.Power supply in terminal
Being responsible for the devices such as all BP chips, AP chip and storage card provides the power supply needed for normal operation.
In above-mentioned steps 202, before terminal registers the service of CS domain on the 3G network of region, obtain
Take terminal region to register the mark of the 4G network of ps domain service, ps domain is registered in terminal region
The mark of the 4G network of service writes the 3G module of terminal.
Specifically, the mark of 4G network is used for：The terminal being in the mono- standby mode of CSFB is in 3G network
When standby, if there is ps domain business, terminal is switched to corresponding to the mark of 4G network from 3G network
4G network with by 4G network for terminal provide ps domain service.
By the way, the mark of 4G network current connected for this terminal is write 3G module by terminal,
So, 3G module need not scan for again, and obtains terminal without carrying out communicating with 4G module
Under region, terminal registers the mark of the 4G network of ps domain service under dual standby mode,
The mark of 4G network of this endpoint registration ps domain of storage in this terminal 4G module of acquisition of terminal
Mode has multiple, provides a kind of preferred mode in the embodiment of the present invention, as shown in Figure 2 a, Fig. 2 a example
Property show provided in an embodiment of the present invention a kind of obtain this terminal 4G module in storage this endpoint registration PS
The mode of the mark of 4G network in domain, specially：
Terminal is standby under 4G network, and the application (Application) of terminal is passed through to call acquisition network letter
The method of breath type (getNetTypeInfo ()), to application frame work (Application Frame work)
Call management (TelephonyManager) the application service of layer, call management (TelephonyManager)
First register a visitor to no Access Layer (Radio Interface Layer, abbreviation RIL) agency (proxy)
Family (client), is controlled by equipment I O of subsystem (SystemKernal) by RIL afterwards
(DeviceIoControl) mode calls radio access layer to drive (RIL Driver), then radio access layer
Drive (RIL Driver) that service request is converted to corresponding AT instruction (AT command), pass through
COM port (COM Port) and 4G module, i.e. TD-LTE module (TD-LTE Modern) communication,
Thus obtaining the mark of 4G network.TD-LTE module (TD-LTE Modern) passes through cell information (Cell
Info) 4G network identity is fed back to application (Application).
The mode that the mark of the 4G network of acquisition writes 3G module is had multiple, the embodiment of the present invention by terminal
A kind of preferred mode of middle offer, as shown in Figure 2 b, Fig. 2 b illustrates the embodiment of the present invention and provides
A kind of terminal by obtain 4G network mark write 3G module mode, specially：
After terminal gets the mark of 4G network, the application (Application) of terminal is by calling setting
The method of network information type (SetNetTypeInfo ()), to application frame work (Application Frame
Work) call management (TelephonyManager) the application service of layer, call management
(TelephonyManager) act on behalf of (proxy) to no Access Layer (Radio Interface Layer, abbreviation RIL)
One client (client) of registration, the equipment I O control by subsystem (SystemKernal) by RIL afterwards
System (DeviceIoControl) mode calls radio access layer to drive (RIL Driver), then wireless access
Layer drives (RIL Driver) that service request is converted to corresponding AT instruction (AT command), passes through
COM port (COM Port) is communicated with 3G module (3G Modern), thus by this 4G network
Mark is written in 3G module.
In above-mentioned steps 202, the communication pattern of terminal is switched to the mono- standby mould of CSFB by dual standby mode
After formula, reduce the frequency of the 2G network of terminal searching region.So, then electrical source consumption can be saved.
In above-mentioned steps 202, the communication pattern of terminal is switched to the mono- standby mould of CSFB by dual standby mode
After formula, also include：
If the signal quality of the 2G network of terminal region is not less than first threshold,：
The communication pattern of terminal is switched to dual standby mode by the mono- standby mode of CSFB, in terminal location
The CS domain service of endpoint registration is nullified on the 3G network in domain.
That is, when the region of terminal movement to 2G network and the 4G network coverage, terminal is cut again
Shift to dual standby mode, terminal is simultaneously standby in 2G network and 3G network, or terminal in 2G network and
4G network is simultaneously standby.
In order to become apparent from illustrating said method flow process, as shown in figure 3, Fig. 3 illustrates the present invention in fact
The flow chart applying a kind of communication means of example offer, comprises the steps：
Step 301, terminal receives service request, and this business can be CS domain business, or is ps domain business；
Execution step 302 afterwards；
Step 302, terminal AP chip is processed to the service request receiving, and execution step 303；
Step 303, judges whether type of service is CS domain business, if CS domain business, then execution step
306, if not CS domain business, then for ps domain business, now execution step 304；
Step 304, judges whether terminal region 4G network signal quality is more than the 3rd threshold value, if
Then execution step 305；If it is not, then ps domain business is executed by 3G module, or do not execute this PS
Domain business；
Step 305, executes ps domain business by 4G module；
Step 306, judges whether terminal region 2G network signal quality is less than first threshold, if not
It is, then execution step 310, if so, then execution step 307；
Step 307, judges whether terminal region 3G network signal quality is more than Second Threshold, if
Then execution step 308；
Step 308, terminal switches to CSFB pattern from dual standby mode, registers CS domain in 3G module
Service；Execution step 309 afterwards；
Step 309, provides the service of CS domain by 3G module；
Step 310, provides the service of CS domain by 2G module.
It can be seen from the above：In the embodiment of the present invention, obtain the network signal of terminal region
Quality, terminal is registered the service of CS domain on 2G network, is registered ps domain service on 3G or 4G network.
So, then terminal can be passed through 2G network simultaneously and enjoys the service of high-quality CS domain, by 3G network or
4G network enjoys high-quality ps domain service.Further, if the signal of the 2G network of terminal region
Quality is less than first threshold, and the signal quality of the 3G network of terminal region is more than Second Threshold, then
The 3G network of terminal region is endpoint registration CS domain services.So, when terminal enters no 2G
When network signal or the poor region of 2G network signal quality, terminal can enjoy CS domain by 3G network
Service, so that when this terminal is in the no 2G network coverage or 2G network signal quality relatively low region,
The CS domain service that terminal is enjoyed is not interrupted.
Fig. 4 illustrates a kind of structural representation of terminal provided in an embodiment of the present invention.
Based on same idea, the embodiment of the present invention provides a kind of terminal, as shown in figure 4, including：2G mould
Block 401,3G module 402,4G module 403, processor 404 and antenna 405；
Antenna, for obtaining the quality of the network signal of terminal region；
2G module, for registration CS domain service on 2G network；
4G module, for registering ps domain service on 4G network；
Processor, for the quality of the network signal of the terminal region acquired in reception antenna, and judges
The signal quality of the 2G network in terminal region is less than first threshold, and the 3G of terminal region
The signal quality of network is more than Second Threshold, sends CS domain registration control instruction to 3G module；
3G module, for registering ps domain service on 3G network, registers control instruction according to CS domain and exists
Registration CS domain service on the 3G network of terminal region.
Preferably, terminal is dual standby mode；
Processor, is additionally operable to：
The communication pattern of terminal is switched to the mono- standby mode of CSFB by dual standby mode；
Send ps domain to 3G module and nullify control instruction；
Send ps domain registration control instruction to 4G module；
3G module, nullifies on the 3G network of terminal region for nullifying control instruction according to ps domain
The ps domain service of terminal；
4G module, for registering control instruction on the 4G network of terminal region as eventually according to ps domain
End registration ps domain service.
Preferably, processor, is additionally operable to：
Obtain the mark that the 4G network of ps domain service is registered in terminal region；
Mark terminal region being registered the 4G network of ps domain service writes the 3G module of terminal；
The terminal being in the mono- standby mode of CSFB is when 3G network is standby, if there is ps domain business, will
Terminal from 3G network switch to the corresponding 4G network of mark of 4G network with by 4G network as terminal
Ps domain service is provided.
Preferably, processor, is additionally operable to：
If the signal quality of the 2G network of terminal region is not less than first threshold,：
The communication pattern of terminal is switched to dual standby mode by the mono- standby mode of CSFB, sends out to 3G module
CS domain is sent to nullify control instruction；
3G module, nullifies on the 3G network of terminal region for nullifying control instruction according to CS domain
The CS domain service of endpoint registration.
Preferably, processor, is additionally operable to：
Reduce the frequency of the 2G network of terminal searching terminal region.
It can be seen from the above：In the embodiment of the present invention, obtain the network signal of terminal region
Quality, terminal is registered the service of CS domain on 2G network, is registered ps domain service on 3G or 4G network.
So, then terminal can be passed through 2G network simultaneously and enjoys the service of high-quality CS domain, by 3G network or
4G network enjoys high-quality ps domain service.Further, if the signal of the 2G network of terminal region
Quality is less than first threshold, and the signal quality of the 3G network of terminal region is more than Second Threshold, then
The 3G network of terminal region is endpoint registration CS domain services.So, when terminal enters no 2G
When network signal or the poor region of 2G network signal quality, terminal can enjoy CS domain by 3G network
Service, so that when this terminal is in the no 2G network coverage or 2G network signal quality relatively low region,
The CS domain service that terminal is enjoyed is not interrupted.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method or computer journey
Sequence product.Therefore, the present invention using complete hardware embodiment, complete software embodiment or can combine software
Form with the embodiment of hardware aspect.And, the present invention can adopt and wherein include meter one or more
Calculation machine usable program code computer-usable storage medium (including but not limited to disk memory,
CD-ROM, optical memory etc.) the upper computer program implemented form.
The present invention is to produce with reference to method according to embodiments of the present invention, equipment (system) and computer program
The flow chart of product and/or block diagram are describing.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or the flow process in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embed
The processor of formula datatron or other programmable data processing device is to produce a machine so that passing through to calculate
The instruction of the computing device of machine or other programmable data processing device produces for realizing in flow chart one
The device of the function of specifying in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or other programmable datas can be guided to process and set
So that being stored in this computer-readable memory in the standby computer-readable memory working in a specific way
Instruction produce and include the manufacture of command device, the realization of this command device is in one flow process or multiple of flow chart
The function of specifying in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Obtain and series of operation steps is executed on computer or other programmable devices to produce computer implemented place
Reason, thus the instruction of execution is provided for realizing in flow chart one on computer or other programmable devices
The step of the function of specifying in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know base
This creative concept, then can make other change and modification to these embodiments.So, appended right will
Ask and be intended to be construed to including preferred embodiment and fall into being had altered and changing of the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these modification and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprise these changes and modification.
Claims (10)
1. a kind of communication means is it is characterised in that comprise the following steps：
Obtain the quality of the network signal of terminal region, described terminal registers CS domain on 2G network
Service, registration ps domain service on 3G or 4G network；
If the signal quality of the 2G network of described terminal region is less than first threshold, and described terminal institute
The signal quality of the 3G network in region is more than Second Threshold, then in the 3G net of described terminal region
It is the service of described endpoint registration CS domain on network.
2. the method for claim 1 is it is characterised in that described terminal is dual standby mode；
It is the service of described endpoint registration CS domain on the described 3G network in described terminal region, specifically
Including：
The communication pattern of described terminal is switched to the mono- standby mode of CSFB by dual standby mode；
The ps domain nullifying described terminal on the 3G network of described terminal region services and is described end
End registration CS domain service, is described endpoint registration ps domain clothes on the 4G network of described terminal region
Business.
3. method as claimed in claim 2 is it is characterised in that also include：
Obtain the mark that the 4G network of ps domain service is registered in described terminal region；
The mark described terminal region being registered the described 4G network of ps domain service writes described terminal
3G module；
The described terminal being in the mono- standby mode of CSFB is when 3G network is standby, if there is ps domain business,
Then described terminal is switched to the corresponding 4G network of mark of described 4G network with by institute from 3G network
Stating 4G network provides ps domain service for described terminal.
4. method as claimed in claim 2 it is characterised in that described in described terminal region
After on 3G network being the service of described endpoint registration CS domain, also include：
If the signal quality of the 2G network of described terminal region is not less than first threshold,：
The communication pattern of described terminal is switched to dual standby mode by the mono- standby mode of CSFB, at described end
The CS domain service of described endpoint registration is nullified on the 3G network of end region.
5. the method for claim 1 it is characterised in that described in described terminal region
After on 3G network being the service of described endpoint registration CS domain, also include：
Reduce the frequency of the 2G network of terminal region described in described terminal searching.
6. a kind of terminal is it is characterised in that include：Antenna, 2G module, 3G module, 4G module and
Processor；
Described antenna, for obtaining the quality of the network signal of terminal region；
Described 2G module, for registration CS domain service on 2G network；
Described 4G module, for registering ps domain service on 4G network；
Processor, for receiving the matter of the network signal of the described terminal region acquired in described antenna
Amount, and judge that the signal quality of the 2G network in described terminal region is less than first threshold, and described
The signal quality of the 3G network of terminal region is more than Second Threshold, sends CS domain to described 3G module
Registration control instruction；
Described 3G module, for registering ps domain service on 3G network, registers control according to described CS domain
The service of CS domain is registered in system instruction on the 3G network of described terminal region.
7. terminal as claimed in claim 6 is it is characterised in that described terminal is dual standby mode；
Described processor, is additionally operable to：
The communication pattern of described terminal is switched to the mono- standby mode of CSFB by dual standby mode；
Send ps domain to described 3G module and nullify control instruction；
Send ps domain registration control instruction to described 4G module；
Described 3G module, for nullifying control instruction in described terminal region according to described ps domain
The ps domain service of described terminal is nullified on 3G network；
Described 4G module, for registering control instruction in described terminal region according to described ps domain
It is described endpoint registration ps domain service on 4G network.
8. terminal as claimed in claim 7, it is characterised in that described processor, is additionally operable to：
Obtain the mark that the 4G network of ps domain service is registered in described terminal region；
The mark described terminal region being registered the described 4G network of ps domain service writes described terminal
3G module；
The described terminal being in the mono- standby mode of CSFB is when 3G network is standby, if there is ps domain business,
Then described terminal is switched to the corresponding 4G network of mark of described 4G network with by institute from 3G network
Stating 4G network provides ps domain service for described terminal.
9. terminal as claimed in claim 7, it is characterised in that described processor, is additionally operable to：
If the signal quality of the 2G network of described terminal region is not less than first threshold,：
The communication pattern of described terminal is switched to dual standby mode by the mono- standby mode of CSFB, to described 3G
Module sends CS domain and nullifies control instruction；
Described 3G module, for nullifying control instruction in described terminal region according to described CS domain
The CS domain service of described endpoint registration is nullified on 3G network.
10. terminal as claimed in claim 6, it is characterised in that described processor, is additionally operable to：
Reduce the frequency of the 2G network of terminal region described in described terminal searching.
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| CN201510497629.6A CN106454974A (en) | 2015-08-13 | 2015-08-13 | Communication method and communication terminal |
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