CN110536370A - Method for switching network, device, storage medium and terminal - Google Patents
Method for switching network, device, storage medium and terminal Download PDFInfo
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- CN110536370A CN110536370A CN201910898046.2A CN201910898046A CN110536370A CN 110536370 A CN110536370 A CN 110536370A CN 201910898046 A CN201910898046 A CN 201910898046A CN 110536370 A CN110536370 A CN 110536370A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0016—Hand-off preparation specially adapted for end-to-end data sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
- H04W36/0088—Scheduling hand-off measurements
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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
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
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Abstract
The embodiment of the present application discloses a kind of method for switching network, device, storage medium and terminal；This method comprises: determining whether cellular cell where current connected first network supports talk business when detecting the call request with second terminal；If it is not, then searching for current attachable first candidate network, the first candidate network set is obtained；The second network is chosen from the first candidate network set；The first network is switched to second network, and the call request is responded by second network, is communicated to connect with being established with the second terminal；It is target network by second network switching when detecting that the communication connection disconnects.Since the business function that different types of network is supported is different, for the normal use for guaranteeing terminal function, network switching is carried out according to different situations, promotes the validity and service efficiency of the networked network of terminal, and improve the communication quality of terminal simultaneously.
Description
Technical field
This application involves terminal applies technical field more particularly to a kind of method for switching network, device, storage medium and ends
End.
Background technique
5G (5fifth-Generation, the 5th third-generation mobile communication technology) network is born and meets the completely new of future communications
The important task of demand will realize the important foundation stone of connection comprehensively, comprehensive mobile information, and nationality is by many completely new application sides
Formula will change our life.With 5G network further using in terminal, the call solution of 5G terminal is also increasingly
By the attention of industry.
Summary of the invention
The embodiment of the present application provides a kind of method for switching network, device, storage medium and terminal, improves terminal communication matter
Amount.
The embodiment of the present application provides a kind of method for switching network, is applied to first terminal, comprising:
When detecting the call request with second terminal, whether cellular cell where determining current connected first network
Support talk business；
If it is not, then searching for current attachable first candidate network, the first candidate network set is obtained, wherein described the
The network type of one candidate network is different from the network type of the first network；
The second network is chosen from the first candidate network set；
The first network is switched to second network, and the call request is responded by second network,
It is communicated to connect with being established with the second terminal；
It is target network, the target network by second network switching when detecting that the communication connection disconnects
It is identical as the network type of the first network.
Correspondingly, the embodiment of the present application provides a kind of network switching device, it is applied to first terminal, comprising:
Detection unit, for when detecting the call request with second terminal, determining the institute of current connected first network
Whether talk business is supported in cellular cell；
Search unit is used to obtain the first candidate network collection if it is not, then search for current attachable first candidate network
It closes, wherein the network type of first candidate network is different from the network type of the first network；
Selection unit, for choosing the second network from the first candidate network set；
First switch unit for the first network to be switched to second network, and passes through second network
The call request is responded, is communicated to connect with being established with the second terminal；
Second switch unit, for being target by second network switching when detecting that the communication connection disconnects
Network, the target network are identical as the network type of the first network.
Optionally, in some embodiments, the selection unit is specifically determined in the candidate network set
The signal strength of each candidate network arranges each candidate network based on the signal strength.
Optionally, in some embodiments, the selection unit is specifically determined in the candidate network set
The network type of each candidate network obtains the corresponding speech path network connection priority of the network type, according to the call
Network connection priority arranges each candidate network.
Optionally, in some embodiments, the detection unit includes the first acquisition subelement, extracts subelement and judgement
Subelement；
Described first obtains subelement, for obtaining the network information of the first network；
The extraction subelement, for extracting call sign from the network information, wherein the call instruction
Mark indicates whether the first network supports talk business；
The judgment sub-unit, for judging whether the first network supports call industry according to the call sign
Business.
Optionally, in some embodiments, second switch unit include second obtain subelement, search subelement,
Screen subelement and switching subelement；
The acquisition subelement, for obtaining current geographical location information；
Described search subelement, for searching for current attachable second candidate network based on the geographical location information,
Obtain the second candidate network set；
The screening subelement, for filtering out target network from the second candidate network set, wherein the mesh
It is identical as the network type of the first network to mark network；
The switching subelement, for being the target network by second network switching.
Correspondingly, the embodiment of the present application also provides a kind of computer readable storage medium, the storage medium is stored with meter
Calculation machine program, the computer program are called suitable for central processing unit, for executing any offer of the embodiment of the present application
Step in method for switching network.
Correspondingly, the embodiment of the present application also provides a kind of terminals, comprising: central processing unit and memory；The storage
Computer program is stored in device, the central processing unit passes through the computer program for calling and storing in the memory,
The step in method for switching network for executing any offer of the embodiment of the present application.
The embodiment of the present application discloses a kind of network backing method, device, storage medium and terminal；This method comprises: working as
When detecting the call request with second terminal, determine whether cellular cell where current connected first network supports call industry
Business；If it is not, then searching for current attachable first candidate network, the first candidate network set is obtained；And from the first candidate net
The second network is chosen in network set；Then, first network is switched to the second network, and above-mentioned call is responded by the second network
Request is communicated to connect with establishing with second terminal；It is target network by the second network switching when detecting that the communication connection disconnects
Network.The business that this programme is intended to be supported by different types of network is different, when user carries out call connection, if terminal is worked as
Preceding networked network does not have call function, other networks for supporting talk business will be searched near current connected network site,
To realize communication connection, to guarantee the normal use of terminal function, and the validity and use of the networked network of terminal are improved
Efficiency, and the communication quality of terminal is improved simultaneously.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the schematic diagram of a scenario of method for switching network provided by the embodiments of the present application.
Fig. 2 is the first flow diagram of method for switching network provided by the embodiments of the present application.
Fig. 3 is second of flow diagram of method for switching network provided by the embodiments of the present application.
Fig. 4 is the first structural schematic diagram of network switching device provided by the embodiments of the present application.
Fig. 5 is second of structural schematic diagram of network switching device provided by the embodiments of the present application.
Fig. 6 is the specific block diagram of network switching terminal provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall in the protection scope of this application.
The embodiment of the present application provides a kind of method for switching network, device, storage medium and terminal.Wherein, the network switching
Device can integrate in the network device, which can be server, be also possible to the equipment such as terminal.
For example, as shown in Figure 1, Fig. 1 is the schematic diagram of a scenario of method for switching network provided by the embodiments of the present application, with the net
For network switching device is integrated in first terminal.The first terminal is when detecting the call request with second terminal；Firstly,
Determine whether cellular cell where current connected first network supports talk business；If it is not, then searching for current attachable branch
The first candidate network of talk business is held, and obtains the first candidate network set；Then, it is chosen in the first candidate network set
Second network, wherein the network type of second network and the network type of first network are different；Then, first network is cut
It is changed to the second network, and call request is responded by the second network, achievees the purpose that establish communication connection with second terminal；Again so
Afterwards, current first terminal geographic location information is obtained, is waited based on geographical location information search current attachable second
Network selection network obtains the second candidate network set, and therefrom chooses the target network for belonging to consolidated network type with first network；Most
It afterwards, is target network by the second network switching when detecting that communication connection disconnects.
It is described in detail separately below.It should be noted that the following description sequence is not as excellent to embodiment
The restriction of choosing sequence.
The present embodiment will be described from the angle of network switching device, which specifically can integrate in net
In network equipment, which can be server, be also possible to the equipment such as terminal；Wherein, the terminal may include intelligence
The equipment such as mobile phone, tablet computer.
Referring to Fig. 2, Fig. 2 is the first flow diagram of method for switching network provided by the embodiments of the present application.It is described
Method detailed process is as follows:
Step 101, when detecting the call request with second terminal, determine honeycomb where current connected first network
Whether cell supports talk business.
In some embodiments, the call request of the first terminal and second terminal that detect, can be first terminal to
The call request that second terminal is sent, i.e. first terminal are made a phone call；Be also possible to second terminal that first terminal receives to
The call request that first terminal is sent, i.e. first terminal receive calls.
Wherein, when the call request that first terminal sends second terminal, it can choose and answer or do not answer, be elected to
It selects when not answering, first terminal will not carry out the switching of network, still in the state of connection first network；When first terminal to
When second terminal sends call request, second terminal, which also can choose, answers or does not answer, similarly, when second terminal selects not
When answering, first terminal will not carry out the switching of network.
In some embodiments, when first terminal and second terminal, which are established, to be communicated to connect, step " is determined current connected
Whether talk business is supported in cellular cell where first network ", may include following below scheme:
Obtain the network information of the first network；
Call sign is extracted from the network information, wherein the call sign indicates first net
Whether network supports talk business；
Judge whether the first network supports talk business according to the call sign.
Wherein, the network information of first network may include cellular cell where band information, frequency point information, first network
Identification information and the identification information of first network network base station etc., including at least in above- mentioned information can serve to indicate that network
Whether the call sign of talk business is supported.
Step 102 searches for current attachable first candidate network, obtains the first candidate network set, wherein described the
The network type of one candidate network is different from the network type of the first network.
In some embodiments, will appear during whether cellular cell where judging first network supports talk business
Two kinds of situations.
Wherein, if talk business is supported in cellular cell where first network, when first terminal detects and second terminal
Call request when, the call request only need to be responded by first network, to complete and the communication connection of second terminal.
Wherein, it if talk business is not supported in cellular cell where first network, needs to be currently located position in first terminal
The attachable first candidate network set of search nearby is set, and is screened out from it the network different from first network network type,
The network main purpose namely filtered out is to support talk business, to complete the communication connection with second terminal.
Wherein, the network filtered out can be 1G, 2G, 3G or 4G network communicating system.1G network communicating system belongs to
Analogue cellular network, first generation mobile communication technology have used multiple cellular base station, and user is allowed to move freely during call
And seamless transit is conversed between adjacent base station；2G network communicating system belongs to digital network, and Generation Mobile Telecommunication System technology makes
Replaced with Digital Transmission and simulated, and improve the efficiency that phone finds network, and because largely setting up for base station shortens base station
Spacing, and make single base station that the area coverage that undertakes be needed to reduce, help to provide higher-quality signal covering；3G network
Communication system belongs to high speed IP data network, and the maximum feature of 3rd generation mobile communication technology is in the data transmission using grouping
Exchange is instead of circuit switching, and circuit switching makes to carry out the transmission of the data such as voice between mobile phone and mobile phone, and packet switch is then by language
Sound etc. is converted to number format, carries out the data packet including voice, video and other multimedia content by internet and passes
It is defeated；4G network communicating system belongs to full IP data network, and all voice communications of fourth generation mobile communication technology will be turned by number
It changes and is converted to VoIP (Voice over Internet Protocol, IP-based voice transfer), therefore carried out in 4G network
Call can rely on wired or wireless network and be not necessarily required to movable signal and cover.
Step 103 chooses the second network from the first candidate network set.
In some embodiments, network is chosen in the collection of network for supporting talk business and second terminal carries out communication link
The mode connect may is that
Determine the signal strength of each candidate network in the candidate network set；Based on the signal strength to described every
One candidate network is arranged.
Wherein, the stronger meeting of signal strength becomes the preferential options of network switching in above-mentioned candidate network, and works as and come
When candidate network appearance can not connect the case where in forefront, can according to signal strength by being chosen to weak priority by force,
Purpose is to choose the second network of optimal support talk business to complete the call request with second terminal.
In some embodiments, network is chosen in the collection of network for supporting talk business and second terminal carries out communication link
The mode connect may also is that
Determine the network type of each candidate network in the candidate network set；It is corresponding logical to obtain the network type
Telephone network connection priority；Each candidate network is arranged according to the speech path network connection priority.
Wherein it is determined that the network type purpose of above-mentioned candidate network is that the speech quality progress to each candidate network is excellent
The division of first grade, the optimal candidate network of speech quality can become the preferential options of network switching, and user can choose foundation
The priority of speech quality successively selects candidate network, it is therefore intended that chooses the second net conversed to optimal support
Network.
The first network is switched to second network, and responds described lead to by second network by step 104
Words request, is communicated to connect with establishing with the second terminal.
In some embodiments, the first network is switched to the second network, it is therefore intended that can select to support to converse
The network of business communicates to connect to complete to establish with second terminal.
For example, many operators cannot provide logical on 5G network to terminal at the initial stage of 5G network communicating system deployment
Words service, therefore when terminal needs to carry out talk business, it is the net that other support talk business by 5G network switching
Network meets call demand.It herein, is generally EPS (Evolved by the way of by taking 5G network falls back to 4G network as an example
Packet Ststem, the grouping system of evolution) Fallback (rollback).The workflow of EPS Fallback is first terminal
Be connected to 5G network cell cell, that is, NG-RAN (wireless access network of 5G), wherein the NG-RAN may include gNB (to
User provides the node in the user face and chain of command agreement terminal NR (New Radio, newly eat dishes without rice or wine), and is connected to via NG interface
5GC), NG-eNB (provides a user E-UTRA (Evolved-UMTS Terrestrial Radio Access, the land of evolution
Wireless access) user face and chain of command agreement terminal node, and be connected to 5GC via NG interface), 5GC (5G core net)
And NG interface (interface between wireless access network and 5G core net) etc..Core net finds that the 5G network cell cell is not supported
Therefore talk business searches 4G network cell cell near the 5G network cell cell, and the 4G network cell cell can
To provide call clothes to terminal based on VOLTE (Voice over Long-Term Evolution, long term evolution voice bearer)
Business, and establish and communicate to connect in the 4G network cell cell, in 5G network switching 4G network development process, need again in 4G network
Call request is initiated in cellular cell again, to complete the communication connection with second terminal.
Wherein, above-mentioned VOLTE technology is meant that the high-speed radiocommunication standard towards mobile phone and data terminal.It
Based on IMS (IP multimedia subsystem) network, use is on LTE (Long-Term Evolution, long term evolution)
Control plane (control plane) and Media plane (the media level of voice service) special configuration file, this makes language
Sound service is transmitted in LTE data carrying network as data flow, and no longer needs to safeguard and rely on traditional circuit switched voice
Network.The advantages of VOLTE technology, is that user connects the shorter waiting time and higher quality, more natural voice and video are logical
Talk about effect.
Step 105, when detect the communication connection disconnect when, will second network switching be target network, it is described
Target network is identical as the network type of the first network.
In some embodiments, it is described by second network switching be target network, may include:
Obtain current geographical location information；Based on the candidate net of geographical location information search current attachable second
Network obtains the second candidate network set；Target network is filtered out from the second candidate network set, wherein the target
Network is identical as the network type of the first network；It is the target network by second network switching.
In some embodiments, selected target network can be is searching near cellular cell where the second network
New network, be also possible to establish communication connection before, in the case where not carrying out network switching, first terminal is connected
First network.
Method for switching network provided in this embodiment, comprising: firstly, detecting the call request with second terminal, and sentence
Talk business is not supported in cellular cell where disconnected first network connected out, therefore, re-searches for current attachable first and waits
Network selection network obtains the first candidate network set, wherein the network type support talk business of first candidate network, and from
The second network is chosen in the candidate network set, first network is then switched to the second network, and respond by the second network
Call request is communicated to connect with establishing with second terminal, then, when detecting that the communication connection disconnects, searches for the second net
Attachable second candidate network near network, and the second candidate network set is obtained, choose the network type phase with first network
Second network switching is finally target network as target network by same network.The present embodiment is intended to due to different types of
The business that network is supported is different,, will be from current institute since 5G network does not have call function when user carries out call connection
Even other networks for supporting talk business are nearby searched in the network site 5G, to realize communication connection；When communicating to connect disconnection, root
Network switching is carried out according to 5G network near current networked network location finding, thus guarantee the normal use of terminal function, and
The validity and service efficiency of the networked network of terminal are improved, and improves the communication quality of terminal simultaneously.
According to method described in upper one embodiment, citing is described in further detail below.
The present embodiment will be described from the angle of network switching device, which is specifically integrated in intelligent hand
In machine.Referring to Fig. 3, Fig. 3 is second of flow diagram of method for switching network provided by the embodiments of the present application.A kind of network
Switching method, specific steps can be such that
Step 201, mobile phone A detect the call request with mobile phone B.
In some embodiments, the call request of the mobile phone A and mobile phone B that detect can be mobile phone A and send to mobile phone B
Call request, i.e. mobile phone A makes a phone call；It is also possible to the call request that the mobile phone B that mobile phone A receives is sent to mobile phone A, i.e.,
Mobile phone A receives calls.
Wherein, when the call request that mobile phone A sends mobile phone B, it can choose and answer or do not answer, when selection does not connect
When listening, mobile phone A will not carry out the switching of network, still in the state of connection first network；Lead to when mobile phone A is sent to mobile phone B
When words request, mobile phone B, which also can choose, answers or does not answer, and similarly, when mobile phone B selection is not answered, mobile phone A will not be into
The switching of row network.
Whether talk business is supported in cellular cell where step 202, the current connected first network of judgement.
In some embodiments, when mobile phone A and mobile phone B, which are established, to be communicated to connect, current connected first net of the determination
Whether cellular cell where network supports talk business, may include:
Obtain the network information of first network；Call sign is extracted from the network information, wherein the call indicateing arm
Know whether instruction first network supports talk business；Judge whether first network supports call industry according to the call sign
Business.
Wherein, the network information of first network may include cellular cell where band information, frequency point information, first network
Identification information and the identification information of first network network base station etc., including at least in above- mentioned information can serve to indicate that network
Whether the call sign of talk business is supported.
Step 203, if so, by first network respond call request, with mobile phone B establish communicate to connect.
Wherein, if talk business is supported in cellular cell where first network, when mobile phone A detects the call with mobile phone B
When request, the call request only need to be responded by first network, to complete the communication connection with mobile phone B.
Step 204, if it is not, then searching for current attachable first candidate network, obtain the first candidate network set,
In, the network type of first candidate network and the network type of first network are different.
Wherein, it if talk business is not supported in cellular cell where first network, needs attached in mobile phone A present position
Attachable first candidate network set is closely searched for, and is screened out from it the network different from first network network type, also
It is that filtered out network main purpose is to support talk business, to complete the communication connection with mobile phone B.
Step 205 chooses the second network from the first candidate network set.
In some embodiments, network is chosen in the collection of network for supporting talk business to be communicatively coupled with mobile phone B
Two kinds introduced below of mode:
The first: determining the signal strength of each candidate network in the candidate network set；Based on the signal strength
Each candidate network is arranged.
Wherein, the stronger meeting of signal strength becomes the preferential options of network switching in above-mentioned candidate network, and works as and come
When candidate network appearance can not connect the case where in forefront, can according to signal strength by being chosen to weak priority by force,
Purpose is to choose the second network of optimal support talk business to complete the call request with second terminal.
Second: determining the network type of each candidate network in the candidate network set；Obtain the network type
Corresponding speech path network connection priority；Each candidate network is arranged according to the speech path network connection priority
Column.
Wherein it is determined that the network type purpose of above-mentioned candidate network is that the speech quality progress to each candidate network is excellent
The division of first grade, the optimal candidate network of speech quality can become the preferential options of network switching, and user can choose foundation
The priority of speech quality successively selects candidate network, it is therefore intended that chooses the second net conversed to optimal support
Network.
First network is switched to the second network by step 206, and responds call request by the second network, with mobile phone B
Establish communication connection.
In some embodiments, first network is switched to the second network, it is therefore intended that can select to support talk business
Network come complete and second terminal establish communicate to connect.
Step 207, when detect with mobile phone B communicate to connect disconnect when, by the second network switching be target network, the target
Network is identical as the network type of first network.
In some embodiments, it is target network by second network switching, may include: to obtain current geographical position
Confidence breath；Current attachable second candidate network is searched for based on the geographical location information, obtains the second candidate network set；From
Target network is filtered out in the second candidate network set, wherein the target network is identical as the network type of first network；It will
Second network switching is target network.
In some embodiments, selected target network can be is searching near cellular cell where the second network
New network, be also possible to before establishing communication connection, in the case where not carrying out network switching, mobile phone A connected the
One network.
In conclusion 4G network is illustrated below as the second network using 5G network as first network: firstly, hand
Call request is initiated in cellular cell where machine B to 5G network where mobile phone A, because 5G network does not support talk business, therefore, mobile phone
A gives notice instruction, is communicatively coupled mobile phone B with neighbouring optimal 4G network；Then, mobile phone B and above-mentioned 4G network place
Communication connection is established in cellular cell；After end of conversation, 4G network notifies mobile phone A attached in present position by system message
Nearly search includes the 5G collection of network of above-mentioned 5G network, and records the frequency range, frequency point information etc. of network in the collection of network；Most
Afterwards, network of the mobile phone A into the 5G collection of network initiates registration request, reconnects to mobile phone A in the environment of 5G network.
From the foregoing, it will be observed that method for switching network provided in this embodiment can be detected in first terminal it is logical with second terminal
When words request, under the premise of talk business is not supported in cellular cell where current connected first network, search can currently connect
The first candidate network connect obtains the first candidate network set, wherein and first candidate network supports talk business, then,
The second network is chosen from the first candidate network set；And first network is switched to the second network, then pass through the second net
Network responds call request, is communicated to connect with establishing with second terminal, then, when detecting that communication connection disconnects, passes through search
Attachable second candidate network is as target network near second network, to realize that by the second network switching be target network
Purpose, wherein the network type of the target network of selection and the network type of first network are identical.The present embodiment is intended to due to not
The business that the network of same type is supported is different, when user carries out call connection, if current networked network does not have call function
Can, other networks for supporting talk business will be searched for, near current connected network site to realize communication connection；Work as communication link
When connecing disconnection, according near current networked network location finding with carry out call connect before networked network category same type network,
Network switching is carried out with this, ensure that the normal use of terminal function, and improves the validity and use of the networked network of terminal
Efficiency, and the communication quality of terminal is improved simultaneously.
In order to better implement above method, the embodiment of the present application also provides a kind of network switching devices, such as Fig. 4 institute
Show, Fig. 4 is the first structural schematic diagram of network switching device provided by the embodiments of the present application, may include detection unit 301,
Search unit 302, selection unit 303, the first switch unit 304 and the second switch unit 305, specifically can be such that
(1) detection unit 301；
Detection unit 301, for when detecting the call request with second terminal, determining current connected first network
Whether talk business is supported in place cellular cell.
Optionally, in some embodiments, as shown in figure 5, the detection unit includes the first acquisition subelement 3011, extracts
Subelement 3012 and judgment sub-unit 3013；
Described first obtains subelement 3011, for obtaining the network information of the first network；
The extraction subelement 3012, for extracting call sign from the network information, wherein the call
Sign indicates whether the first network supports talk business；
The judgment sub-unit 3013, for judging whether the first network is supported to lead to according to the call sign
Call business.
Wherein, specific detection mode can be found in the embodiment of the method for front, and details are not described herein.
(2) search unit 302；
Extraction unit 302 is used to obtain the first candidate network if it is not, then search for current attachable first candidate network
Set, wherein the network type of first candidate network is different from the network type of the first network.
For example, the search unit 302, if specifically can be used for cellular cell where first network does not support talk business,
It then needs to search for attachable first candidate network set near first terminal present position, and is screened out from it and the
The different types of network of one network of network, that is, the network main purpose filtered out are to support talk business, thus complete
At the communication connection with second terminal.
(3) selection unit 303；
Selection unit 303, for for choosing the second network from the first candidate network set.
For example, the selection unit 303, is specifically determined for each candidate network in the first candidate network set
Signal strength, each candidate network is arranged based on the signal strength.
For example, the selection unit 303, is specifically determined for each candidate network in the first candidate network set
Network type, obtain the corresponding speech path network connection priority of the network type, connected according to the speech path network preferential
Grade arranges each candidate network.
Wherein, the specific selection mode of second network can be found in the embodiment of the method for front, and details are not described herein.
(4) first switch units 304；
First switch unit 304 for the first network to be switched to second network, and passes through second net
Network responds the call request, is communicated to connect with establishing with the second terminal.
In some embodiments, first switch unit 304 specifically can be used for detecting second terminal when first terminal
Call request when, under the premise of talk business is not supported in cellular cell where the connected first network of first terminal, in order to
The communication connection with second terminal can be completed, first network is switched to, the second network of talk business is supported to realize.
Wherein, which can be found in the embodiment of the method for front, and details are not described herein.
(5) second switch units 305；
Second switch unit 305, for being mesh by second network switching when detecting that the communication connection disconnects
Network is marked, the target network is identical as the network type of the first network.
Optionally, in some embodiments, as shown in figure 5, second switch unit 305 includes the second acquisition subelement
3051, subelement 3052, screening subelement 3053 and switching subelement 3054 are searched for；
Described second obtains subelement 3051, for obtaining current geographical location information；
Described search subelement 3052, for based on the candidate net of geographical location information search current attachable second
Network obtains the second candidate network set；
The screening subelement 3053, for filtering out target network from the second candidate network set, wherein institute
It is identical as the network type of the first network to state target network；
The switching subelement 3054, for being the target network by second network switching.
When it is implemented, above each unit can be used as independent entity to realize, any combination can also be carried out, is made
It is realized for same or several entities, the specific implementation of above each unit can be found in the embodiment of the method for front, herein not
It repeats again.
From the foregoing, it will be observed that determination is worked as when the present embodiment can detect the call request with second terminal by detection unit 301
Whether talk business is supported in cellular cell where preceding connected first network；If it is not, then being searched for by search unit 302 can currently connect
The first candidate network connect obtains the first candidate network set, wherein the network type and first network of first candidate network
Network type it is different；The second network is chosen from the first candidate network set by selection unit 303 again；Then it is cut by first
It changes unit 304 and first network is switched to the second network, and call request is responded by the second network, to be established with second terminal
Communication connection；It is target network by the second network switching finally with the second switch unit 305 when detecting that communication connection disconnects
Network, the target network are identical as the network type of first network.What the present embodiment was intended to be supported by different types of network
Business is different,, will be from current networked network position if current networked network does not have call function when user carries out call connection
It sets and nearby searches for other networks for supporting talk business, to realize communication connection；When communicating to connect disconnection, according to company, current institute
The network that call connects preceding networked network category same type is searched for nearby and carried out in network site, carries out network switching with this, guarantees
The normal use of terminal function, and the validity and service efficiency of the networked network of terminal are improved, and improve terminal simultaneously
Communication quality.
Correspondingly, the terminal 401 can be smart phone or flat the embodiment of the present application also provides a kind of terminal 401
Plate computer, as shown in fig. 6, Fig. 6 is the specific block diagram of network switching terminal provided by the embodiments of the present application.
As seen from the figure, the terminal 401 may include the central processing unit 402 for having one or more than one processing core,
The memory 403 for including one or more than one computer readable storage medium that is connect with the central processing unit 402,
The components such as receiving unit 404, transmission unit 405 and power supply 406.Fig. 6 just shows the members of the terminal 401, still
It should be understood that, it is not required that implement all components shown, the implementation that can be substituted is more or less component.Wherein:
The central processing unit 402 (Central Processing Unit, CPU) is the control centre of terminal, using each
The various pieces of kind interface and the entire smart phone of connection, by running or executing the software being stored in memory 403
Program and/or module, and the data being stored in memory 403 are called, the various functions and processing data of terminal are executed, from
And integral monitoring is carried out to smart phone.Optionally, central processing unit 402 may include one or more processing cores；Preferably,
Central processing unit 402 can integrate application processor and modem processor, wherein the main processing operation system of application processor
System, user interface and application program etc., modem processor mainly handles wireless communication.It is understood that above-mentioned modulation
Demodulation processor can not also be integrated into central processing unit 402.
The memory 403 can be used for storing the application software and Various types of data for being installed on the terminal 401, thereby executing
Various function application and data processing.Memory 403 can mainly include storing program area and storage data area, wherein storage
It program area can application program needed for storage program area, at least one function etc.；Storage data area can be stored according to terminal 401
Use created data etc..
Specifically, the memory 403 can be the internal storage unit of the terminal 401, example in some embodiments
Such as the hard disk or memory of terminal 401.The memory 403 is also possible to the outside of the terminal 401 in further embodiments
The plug-in type hard disk being equipped in storage equipment, such as the terminal 401, intelligent memory card (Smart Media Card, SMC),
Secure digital (Secure Digital, SD) card, flash card (Flash Card) etc..Further, the memory 403 may be used also
With the internal storage unit both including institute's terminal 401 or including External memory equipment.
Terminal further includes the power supply 406 powered to all parts, it is preferred that power supply 406 can pass through power-supply management system
It is logically contiguous with central processing unit 402, to realize management charging, electric discharge and power managed etc. by power-supply management system
Function.Power supply 406 can also include one or more direct current or AC power source, recharging system, power failure monitor
The random components such as circuit, power adapter or inverter, power supply status indicator.
The terminal 401 may also include receiving unit 404 and transmission unit 405, wherein receiving unit 404 can be used for receiving
Second terminal is sent to the call request of first terminal, and transmission unit 405 can be used for first terminal and send call to second terminal
Request.
Specifically in the present embodiment, the central processing unit 402 in terminal 401 can be according to following instruction, by one or one
The corresponding executable file of process of a above application program is loaded into memory 403, and is transported by central processing unit 402
The application program that row is stored in memory 403, to realize various functions, the specific steps are as follows:
When detecting the call request with second terminal, whether cellular cell where determining current connected first network
Support talk business；
If it is not, then searching for current attachable first candidate network, the first candidate network set is obtained, wherein described the
The network type of one candidate network is different from the network type of the first network；
The second network is chosen from the first candidate network set；
The first network is switched to second network, and the call request is responded by second network,
It is communicated to connect with being established with the second terminal；
It is target network, the target network by second network switching when detecting that the communication connection disconnects
It is identical as the network type of the first network.
Above each operation is for details, reference can be made to the embodiment of front, and details are not described herein.
From the foregoing, it will be observed that in terms of existing technologies, the present embodiment is intended to the industry supported by different types of network
Business is different,, will be from current connected network site if current networked network does not have call function when user carries out call connection
Other networks for supporting talk business are searched for, nearby to realize communication connection；When communicating to connect disconnection, networked according to current
Near network location finding and the network that call connects preceding networked network category same type is carried out, network switching is carried out with this, ensure that
The normal use of terminal function, and the validity and service efficiency of the networked network of terminal are improved, and improve terminal simultaneously
Communication quality.
It will appreciated by the skilled person that all or part of the steps in the various methods of above-described embodiment can be with
It is completed by instructing, or relevant hardware is controlled by instruction to complete, which can store computer-readable deposits in one
In storage media, and is loaded and executed by processor.
For this purpose, the embodiment of the present application provides a kind of storage medium, wherein being stored with a plurality of instruction, which can be central
Processor is loaded, to execute any step applied in method for switching network provided by the embodiment of the present application.Example
Such as, which can execute following steps:
When detecting with the instruction of the call request of second terminal, cellular cell where current connected first network is determined
Whether talk business is supported；If it is not, then sending search instruction searches for current attachable first candidate network, the first candidate is obtained
Collection of network, wherein the network type of first candidate network and the network type of first network are different, and first candidate from this
The second network is chosen in collection of network；Then first network is switched to by the second network by first network switching command, and led to
The second network response call request is crossed, is communicated to connect with being established with second terminal；Finally, being detected by the second switching command
It is target network, the network type phase of the target network and first network by the second network switching when the communication connection disconnects
Together.
The specific implementation of above each operation can be found in the embodiment of front, and details are not described herein.
Wherein, which may include: read-only memory (ROM, Read Only Memory), random access memory
Body (RAM, Random Access Memory), disk or CD etc..
By the instruction stored in the storage medium, any network provided by the embodiment of the present application can be executed and cut
The step in method is changed, it is thereby achieved that achieved by any method for switching network provided by the embodiment of the present application
Beneficial effect is detailed in the embodiment of front, and details are not described herein.
A kind of method for switching network, device, storage medium and terminal provided by the embodiment of the present application are carried out above
It is discussed in detail, specific examples are used herein to illustrate the principle and implementation manner of the present application, above embodiments
Illustrate to be merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art, still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, the technical solution of each embodiment of the application that it does not separate the essence of the corresponding technical solution
Range.
Claims (10)
1. a kind of method for switching network is applied to first terminal characterized by comprising
When detecting the call request with second terminal, determine whether cellular cell where current connected first network is supported
Talk business；
If it is not, then searching for current attachable first candidate network, the first candidate network set is obtained, wherein described first waits
The network type of network selection network is different from the network type of the first network；
The second network is chosen from the first candidate network set；
The first network is switched to second network, and the call request is responded by second network, with
The second terminal establishes communication connection；
It is target network, the target network and institute by second network switching when detecting that the communication connection disconnects
The network type for stating first network is identical.
2. the method according to claim 1, wherein choosing the second net from the first candidate network set
Network, comprising:
Determine the signal strength of each candidate network in the first candidate network set；
Each candidate network is arranged based on the signal strength.
3. the method according to claim 1, wherein choosing the second net from the first candidate network set
Network, comprising:
Determine the network type of each candidate network in the first candidate network set；
Obtain the corresponding speech path network connection priority of the network type；
Each candidate network is arranged according to the speech path network connection priority.
4. the method according to claim 1, wherein determining the place cellular cell of current connected first network
Whether talk business is supported, comprising:
Obtain the network information of the first network；
Call sign is extracted from the network information, wherein the call sign indicates that the first network is
No support talk business；
Judge whether the first network supports talk business according to the call sign.
5. the method according to claim 1, wherein it is described by second network switching be target network, packet
It includes:
Obtain current geographical location information；
Current attachable second candidate network is searched for based on the geographical location information, obtains the second candidate network set；
Target network is filtered out from the second candidate network set, wherein the target network and the first network
Network type is identical；
It is the target network by second network switching.
6. a kind of network switching device is applied to first terminal characterized by comprising
Detection unit, for when detecting the call request with second terminal, determining the place bee of current connected first network
Whether nest cell supports talk business；
Search unit is used to obtain the first candidate network set if it is not, then search for current attachable first candidate network,
In, the network type of first candidate network is different from the network type of the first network；
Selection unit, for choosing the second network from the first candidate network set；
First switch unit for the first network to be switched to second network, and is responded by second network
The call request is communicated to connect with establishing with the second terminal；
Second switch unit, for being target network by second network switching when detecting that the communication connection disconnects,
The target network is identical as the network type of the first network.
7. device according to claim 6, which is characterized in that the detection unit includes:
First obtains subelement, for obtaining the network information of the first network；
Subelement is extracted, for extracting call sign from the network information, wherein the call sign instruction
Whether the first network supports talk business；
Judgment sub-unit, for judging whether the first network supports talk business according to the call sign.
8. device according to claim 6, which is characterized in that second switch unit includes:
Second obtains subelement, for obtaining current geographical location information；
Subelement is searched for, for searching for current attachable second candidate network based on the geographical location information, obtains second
Candidate network set；
Screen subelement, for filtering out target network from the second candidate network set, wherein the target network with
The network type of the first network is identical；
Switching subelement, for being the target network by second network switching.
9. a kind of computer readable storage medium, which is characterized in that the storage medium is stored with computer program, the calculating
Machine program is called suitable for central processing unit, is required in 1 to 5 described in any item method for switching network for perform claim
Step.
10. a kind of terminal characterized by comprising central processing unit and memory；Computer journey is stored in the memory
Sequence, the central processing unit by calling the computer program stored in the memory, for perform claim require 1 to
Step in 5 described in any item method for switching network.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910898046.2A CN110536370A (en) | 2019-09-23 | 2019-09-23 | Method for switching network, device, storage medium and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910898046.2A CN110536370A (en) | 2019-09-23 | 2019-09-23 | Method for switching network, device, storage medium and terminal |
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| CN113260088A (en) * | 2021-04-21 | 2021-08-13 | 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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Application publication date: 20191203 |