CN105723799B - Equipment and its method for establishing data connection - Google Patents
Equipment and its method for establishing data connection Download PDFInfo
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- CN105723799B CN105723799B CN201480036425.6A CN201480036425A CN105723799B CN 105723799 B CN105723799 B CN 105723799B CN 201480036425 A CN201480036425 A CN 201480036425A CN 105723799 B CN105723799 B CN 105723799B
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- access technology
- data connection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Abstract
The invention discloses a kind of equipment and its methods for establishing data connection.The equipment includes: application processor and modem, if equipment is configured as establishing data connection only with the first wireless access technology, application processor determines whether the currently employed wireless access technology of equipment is the first wireless access technology；If the currently employed wireless access technology of equipment is not the first wireless access technology, application processor sends release data connection request to modem, and modem is according to the release established data connection of data connection request release device；If the currently employed wireless access technology of equipment changes into the first wireless access technology, application processor transmission establishes data connection request to modem；Modem establishes data connection using the first wireless access technology according to the data connection request of establishing received.
Description
[technical field]
The present invention relates to mobile communication technology fields, more particularly to a kind of equipment and its method for establishing data connection.
[background technique]
Mobile communication technology experienced by Generation Mobile Telecommunication System technology (English: 2nd Generation, abbreviation: 2G),
3rd generation mobile communication technology (English: 3rd Generation, abbreviation: 3G) is (English: 4nd to fourth generation mobile communication technology
Generation, abbreviation: 4G) evolution.Wherein, 2G includes GSM (Global System for Mobile
Communication), 3G includes WCDMA (Wideband Code Division Multiple Access), TD-SCDMA
(Time Division-Synchronous Code Division Multiple Access) or CDMA2000 (Code
Division Multiple Access 2000), 4G includes LTE (Long Term Evolution).
Equipment (supporting 2G, 3G and 4G) can carry out data service or voice industry using different mobile communication technologies at present
Business, equipment can execute data service using 4G, 3G or 2G according to signal strength and preset strategy, but equipment cannot achieve only
Data service is executed using 4G.
[summary of the invention]
In view of this, being able to solve equipment can not the present invention provides a kind of equipment and its method for establishing data connection
Realize the problem of executing data service only with 4G.
First aspect provides a kind of equipment comprising: application processor and modem, when equipment is configured as only
When establishing data connection using the first wireless access technology, application processor determines that the currently employed wireless access technology of equipment is
No is the first wireless access technology；If the currently employed wireless access technology of equipment is not the first wireless access technology, apply
Processor sends release data connection request to modem；Modem is released according to the release data connection request received
Put the established data connection of equipment；If the currently employed wireless access technology of equipment changes into the first wireless access technology, answer
Data connection request is established to modem with processor transmission；Modem establishes data connection request according to what is received
Data connection is established using the first wireless access technology.
With reference to first aspect, in the first possible implementation, equipment further includes timer, if equipment is currently employed
Wireless access technology change into the first wireless access technology, application processor transmission establishes data connection request to modulation /demodulation
Device, comprising: if the currently employed wireless access technology of equipment changes into the first wireless access skill in the preset duration of timer
Art, application processor transmission establish data connection request to modem.
With reference to first aspect or the first possible implementation, in the second possible implementation, equipment is built
Vertical data connection is to be not used in the data connection of MMS business.
The possible implementation of second with reference to first aspect, in the third possible implementation, equipment is built
The corresponding Access Point Name of vertical data connection is known as being not used in the corresponding access point name of data connection of MMS business.
With reference to first aspect and the first possible implementation of first aspect is to the third possible implementation
In any one, in the fourth possible implementation, the first wireless access technology be 4G in wireless access technology.
With reference to first aspect and the first possible implementation of first aspect is to the 4th kind of possible implementation,
In a fifth possible implementation, application processor includes application framework and radio interface layer, application framework
It is connect by radio interface layer with modem.
Second aspect provides a kind of method for establishing data connection comprising: when equipment is configured as only with the first nothing
When line access technology establishes data connection, equipment determines whether the currently employed wireless access technology of equipment is the first wireless access
Technology；If the currently employed wireless access technology of equipment is not the first wireless access technology, equipment release device is established
Data connection；If the currently employed wireless access technology of equipment changes into the first wireless access technology, equipment uses the first nothing
Line access technology establishes data connection.
In conjunction with second aspect, in the first possible implementation, if the currently employed wireless access technology of equipment changes
Become the first wireless access technology, then equipment establishes data connection using the first wireless access technology, comprising: if equipment is currently adopted
Wireless access technology changes into the first wireless access technology in preset duration, then equipment uses the first wireless access technology
Establish data connection.
In conjunction with second aspect or the first possible implementation, in the second possible implementation, equipment is built
Vertical data connection is to be not used in the data connection of MMS business.
In conjunction with second of possible implementation of second aspect, in the third possible implementation, equipment is built
The corresponding Access Point Name of vertical data connection is known as being not used in the corresponding access point name of data connection of MMS business.
In conjunction with the possible implementation of the first of second aspect and second aspect to the third possible implementation,
In the fourth possible implementation, the first wireless access technology is the wireless access technology in 4G.
The third aspect provides a kind of equipment comprising: application processor and modem；When equipment is currently employed
When wireless access technology changes, if equipment is configured as establishing data connection only with the first wireless access technology, and set
Standby currently employed wireless access technology changes into the first wireless access technology, then application processor transmission is established data connection and asked
It asks to modem；Modem uses the first wireless access technology to establish data company according to data connection request is established
It connects.
In conjunction with the third aspect, in the first possible implementation, if equipment is configured as wirelessly connecing only with first
Enter technology and establish data connection, and the currently employed wireless access technology of equipment changes into the second wireless access technology, if equipment
Established data connection is the data connection for MMS business, then equipment establishes multimedia message industry using the second wireless access technology
The data connection of business.
In conjunction with the first possible implementation of the third aspect, in the second possible implementation, if equipment is
The corresponding Access Point Name of the data connection of foundation is known as being used for the corresponding access point name of data connection of MMS business, then equipment
Established data connection is the data connection for MMS business.
It is possible at the third in conjunction with the first possible implementation or second of possible implementation of the third aspect
Implementation in, the first wireless access technology be 4G in wireless access technology, the second wireless access technology be 2G in nothing
Wireless access technology in line access technology or 3G.
In conjunction with the possible implementation of the first of the third aspect and the third aspect to the third possible implementation,
In the fourth possible implementation, application processor includes application framework and radio interface layer, application framework
It is connect by radio interface layer with modem.
Fourth aspect provides a kind of method for establishing data connection comprising: when the currently employed wireless access skill of equipment
When art changes, if equipment is configured as establishing data connection only with the first wireless access technology, and equipment is currently employed
Wireless access technology change into the first wireless access technology, then equipment establishes data connection using the first wireless access technology.
In conjunction with fourth aspect, in the first possible implementation, if equipment is configured as wirelessly connecing only with first
Enter technology and establish data connection, and the currently employed wireless access technology of equipment changes into the second wireless access technology, if equipment
Established data connection is the data connection for MMS business, then equipment establishes multimedia message industry using the second wireless access technology
The data connection of business.
In conjunction with the first possible implementation of fourth aspect, in the second possible implementation, if equipment is
The corresponding Access Point Name of the data connection of foundation is known as being used for the corresponding access point name of data connection of MMS business, then equipment
Established data connection is the data connection for MMS business.
It is possible at the third in conjunction with the first possible implementation or second of possible implementation of fourth aspect
Implementation in, the first wireless access technology be 4G in wireless access technology, the second wireless access technology be 2G in nothing
Wireless access technology in line access technology or 3G.
Through the above scheme, the present invention works as equipment and is configured as establishing data connection only with the first wireless access technology
When, application processor determines whether the currently employed wireless access technology of equipment is the first wireless access technology；If equipment is current
The wireless access technology of use is not the first wireless access technology, then application processor sends release data connection request to modulation
Demodulator；Modem is according to the established data connection of release data connection request release device received；If equipment is worked as
The wireless access technology of preceding use changes into the first wireless access technology, and application processor transmission establishes data connection request to tune
Modulator-demodulator；Modem establishes data company using the first wireless access technology according to the data connection request of establishing received
It connects, can be realized equipment only with the first wireless access technology and establish data connection.
[Detailed description of the invention]
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.Wherein:
Fig. 1 is the structure chart of the communication system of first embodiment of the invention；
Fig. 2 is the structure chart of the communication system of second embodiment of the invention；
Fig. 3 is the work flow diagram of the communication system of second embodiment of the invention；
Fig. 4 is the work flow diagram of the communication system of fourth embodiment of the invention；
Fig. 5 is that the equipment of first embodiment of the invention provides the flow chart of the method for data connection；
Fig. 6 is that the equipment of third embodiment of the invention provides the flow chart of the method for data connection.
[specific embodiment]
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, those of ordinary skill in the art are obtained every other under the premise of not making creative labor
Embodiment shall fall within the protection scope of the present invention.
Referring to Figure 1, Fig. 1 is the structure chart of the communication system of first embodiment of the invention.The present embodiment is revealed logical
Letter system 1 includes: equipment 11 and communication network 12.Communication network 12 includes the first communication network 121 and the second communication network
122；Equipment 11 is multimode device, and equipment 11 can access the first communication network 121, Huo Zhetong by the first wireless access technology
It crosses the second wireless access technology and accesses the second communication network 122.Wherein, equipment 11 can be the mobile terminal with processor,
It may be processor.
Wherein, equipment 11 includes application processor (English: Application Layer, abbreviation: AP) 111 and modulation
Demodulator (English: Modulator-demodulator, abbreviation: Modem) 112.When equipment 11 is configured as only with the first nothing
When line access technology establishes data connection, application processor 111 determine the currently employed wireless access technology of equipment 11 whether be
First wireless access technology；If the currently employed wireless access technology of equipment 11 is not the first wireless access technology, at application
It manages device 111 and sends release data connection request to modem 112, modem 112 is according to release data connection request
The data connection that release device 11 has connected.
Wherein, application processor 111 includes application framework (English: Application Framework) 113 and nothing
Line interface layer (English: Radio Interface Layer, abbreviation: RIL) 114, application framework 113 passes through wireless interface
Layer 114 is connect with modem 112.Specifically, application framework 113 determines that equipment 11 is configured as only with the first nothing
Line access technology establishes data connection, it is preferable that user configuration equipment 11 is to establish data only with the first wireless access technology
Connection.When equipment 11 is configured as establishing data connection only with the first wireless access technology, application framework 113 is determined
Whether the currently employed wireless access technology of equipment 11 is the first wireless access technology；If the currently employed wireless access of equipment 11
Technology is not the first wireless access technology, then application framework 113 sends release data connection request to radio interface layer
114, radio interface layer 114 is sent to modem 112 for data connection request is discharged, and modem 112 is according to release
The established data connection of data connection request release device 11.
Optionally, modem 112 sends data connection release after releasing the established data connection of equipment 11
Success sends data connection and successfully arrives application framework 113 to radio interface layer 114, radio interface layer 114.
Before equipment 11 is configured as establishing data connection only with the first wireless access technology, equipment 11 passes through second
Wireless access technology accesses the second communication network 122.Specifically, application framework 113 passes through radio interface layer 114 to modulation
Demodulator 112, which is sent, establishes data connection request with the second communication network 122, modem 112 according to the second communication network
Network 122 establishes data connection request and accesses the second communication network 122 by the second wireless access technology, to establish the second communication
The data connection of network 122.By taking equipment 11 is using Android system as an example, modem 112 is sent to the second communication network 122
Packet data protocol context request (English: Activate PDP Context Request) is activated, then from the second communication
Network 122 receives activation block data protocol context and receives (English: Activate PDP Context Accept), into
And equipment 11 and the second communication network 122 establish data connection.
In other embodiments, those skilled in the art can also determine equipment 11 by application processor 111
Only the service contracting of the first communication network 121 or equipment 11 are not up to the limit contracted, and application processor 111 determines equipment
11 be to establish data connection only with the first wireless access technology.That is: application processor 111 determines that equipment 11 only has the first communication
The service contracting or equipment 11 of network 121 are not up to the limit contracted, then application processor 111 determines that equipment 11 is currently employed
Wireless access technology whether be the first wireless access technology；If the currently employed wireless access technology of equipment 11 is not the first nothing
Line access technology, then application processor 111 sends release data connection request to modem 112, and modem 112
According to the release established data connection of data connection request release device 11.Wherein, it is to set that equipment 11, which is not up to the limit contracted,
Standby 11 are not up to the limit contracted in the first communication network 121.
Application processor 111 also determines whether the wireless access technology of equipment 11 changes into the first wireless access technology, if
The wireless access technology of equipment 11 changes into the first wireless access technology, then the transmission of application processor 111 is established data connection and asked
It asks to modem 112, modem 112 uses the first wireless access technology and first according to data connection request is established
Communication network 121 establishes data connection.Specifically, the wireless access technology when equipment 11 changes into the first wireless access technology
When, i.e., 11 gravity treatment of equipment or it is switched to the first communication network 121.Modem 112 is answered by the notice of radio interface layer 114
The first wireless access technology is changed into the wireless access technology of 113 equipment 11 of program frame, the determination of application framework 113 is set
Standby 11 wireless access technology changes into the first wireless access technology, and establishes data connection by the transmission of radio interface layer 114
Request is to modem 112, and modem 112 is according to establishing data connection request using the first wireless access technology and the
One communication network 121 establishes data connection.
It is worth noting that, equipment 11 is configured as establishing data connection only with the first wireless access technology and can pass through
Following at least one mode is realized:
User's manual configuration equipment 11 establishes data connection only with the first wireless access technology；
Alternatively, equipment 11 automatically configures equipment 11 only with first according to the message (or signaling) received from communication network 12
Wireless access technology establishes data connection；
Alternatively, equipment 11, which is arranged, in equipment 11 before factory establishes data connection only with the first wireless access technology.
Preferably, the first wireless access technology is the nothing in LTE (English: Long Term Evolution, abbreviation: LTE)
Line access technology, the first communication network 121 are the communication network using 4G (4th Generation), the second wireless access technology
For the wireless access technology in 2G (2nd Generation) or the wireless access technology in 3G (3rd Generation),
Two communication networks 122 are the communication network using 2G or the communication network using 3G.
The present embodiment is when equipment 11 is configured as establishing data connection only with the first wireless access technology, using processing
Device 111 determines whether the currently employed wireless access technology of equipment 11 is the first wireless access technology；If equipment 11 is currently employed
Wireless access technology be not the first wireless access technology, then application processor 111 send release data connection request to modulate
Demodulator 112, modem 112 is according to the release established data connection of data connection request release device 11, using place
Reason device 111 also determines whether the wireless access technology of equipment 11 changes into the first wireless access technology, if equipment 11 wirelessly connects
Enter technology and change into the first wireless access technology, then the transmission of application processor 111 establishes data connection request to modem
112, modem 112 uses the first wireless access technology to build with the first communication network 121 according to data connection request is established
Vertical data connection, can be realized equipment 11 and communicates only with the first wireless access technology (wireless access technology in 4G) with first
Network 121 (using the communication network of 4G) establishes data connection.
The present invention also provides the communication systems of second embodiment, in the base of the revealed communication system 1 of first embodiment
It is described on plinth.The revealed communication system of the present embodiment further include: be configured as wirelessly connecing only with first in equipment 11
Enter technology to establish before data connection, application processor 111 also carries out at least one of following detection:
Application processor 111 determines that equipment 11 establishes whether data connection changes only with the first wireless access technology, it may be assumed that
Application framework 113 determines that equipment 11 establishes whether data connection changes only with the first wireless access technology；
Alternatively, application processor 111 determine equipment 11 whether turn-on data business, it may be assumed that the determination of application framework 113 is set
Standby 11 whether turn-on data business；
Alternatively, application processor 111 determines whether equipment 11 passes through the first wireless access technology successful registration, it may be assumed that application
Program frame 113 determines whether equipment 11 passes through the first wireless access technology successful registration；
If application processor 111 carry out above-mentioned testing result be it is yes, equipment 11 is configured as wirelessly connecing only with first
Enter technology and establishes data connection.
Wherein, modem 112 is according to the release established data connection of data connection request release device 11, equipment
11 established data connections are to be not used in the data connection of MMS business, i.e., the established data connection of equipment 11 is corresponding connects
The entitled corresponding access point name of data connection for being not used in MMS business of access point.Therefore, application framework 113 is not requested
Modem 112 discharges the data connection for being not used in MMS business, and simply requests the release of modem 112 except for multimedia message
Other data connections outside the data connection of business.
Modem 112 includes: modulation according to the release established data connection of data connection request release device 11
Demodulator 112 is sent to the second communication network 122 deactivates packet data protocol context request (English: Deactivate
PDP Context Request), and received from the second communication network 122 and deactivate block data protocol context receiving (English
Text: Deactivate PDP Context Accept), and then discharge the data connection established with the second communication network 122.
Equipment 11 further includes timer 13, and timer 13 is connect with the application framework 113 of application processor 111, such as
Shown in Fig. 2.If the currently employed wireless access technology of equipment 11 is changed into first in the preset duration of timer 13 and is wirelessly connect
Enter technology, then the transmission of application processor 111 establishes data connection request to modem 112.Specifically, application framework
113 determine that the wireless access technology of equipment 11 changes into the first wireless access technology, application framework 113 in preset duration
Transmission establishes data connection request to modem 112；Application framework 113 determines that the wireless access technology of equipment 11 exists
It is had not been changed in preset duration as the first wireless access technology, then terminated.
Modem 112 uses the first wireless access technology and the first communication network according to data connection request is established
121, which establish data connection, includes:
Modem 112 sends packet data network connection request (English: PDN to the first communication network 121
Connectivity Request), then activation default enhancing packet switched bearer or more is received from the first communication network 121
Text request (English: Activate Default EPS Bearer Context Request), modem 112 to first
Communication network 121 replys activation default enhancing packet switched bearer context and receives (English: Activate Default EPS
Bearer Context Accept), and then modem 112 and the first communication network 121 establish data connection.
Alternatively, modem 112 sends bearing resource distribution request (English: Bearer to the first communication network 121
Resource Allocation Request), then the dedicated enhancing packet switch of activation is received from the first communication network 121
Bearer context request (English: Activate Dedicated EPS Bearer Context Request), modem
112, which reply the dedicated enhancing packet switched bearer context of activation to the first communication network 121, receives (English: Activate
Dedicated EPS Bearer Context Accept), and then modem 112 and the first communication network 121 establish number
According to connection.
Optionally, modem 112 notifies 114 data connection of radio interface layer to be successfully established, and radio interface layer 114 is logical
Know that 113 data connection of application framework is successfully established.
Equipment 11 described in detail below is from the communication network for using 2G or using communication network (the second communication network of 3G
122) gravity treatment or switch to using use 4G communication network (the first communication network 121).
As shown in figure 3, equipment 11 is currently registered to the communication network using 2G or the communication network using 3G, and adopting
Packet data connection is established with the communication network of 2G or using the communication network of 3G, wherein modem 112 is according to application
What processor 111 was sent establishes communication network initiation grouping of the data connection request to the communication network using 2G or using 3G
Data connection establishes request, and then equipment 11 establishes packet data in the communication network using 2G or the communication network using 3G
Connection.Specifically, application framework 113 requests to establish data connection to radio interface layer 114, radio interface layer 114 is to tune
Data connection request is established in the transmission of modulator-demodulator 112, and modem 112 is using leading to for 2G according to data connection request is established
The communication network of communication network or use 3G establish packet data connection, i.e. communication network of the modem 112 to use 2G
Or using 3G communication network send Activate Dedicated EPS Bearer Context Request, then from
Second communication network 122 receives Activate Dedicated EPS Bearer Context Accept.
When equipment 11 is configured as establishing data connection only with the wireless access technology in 4G, i.e. user setting equipment
11 open the characteristic only with the wireless access technology in 4G.If application framework 113 checks equipment 11 and is configured as only
Data connection is established using the wireless access technology in 4G, and the currently employed wireless access technology of equipment 11 is not in 4G
Wireless access technology, then application framework 113 sends release data connection request to radio interface layer 114.
In addition, application framework 113 can also determine that equipment 11 is configured as only in 4G according to subscription data
Wireless access technology establishes data connection, i.e. application framework 113 determines that equipment 11 only has the industry of the communication network using 4G
Business signing, or determining equipment 11 are not up to limit in the signing of the communication network using 4G, then application framework 113 into one
It walks and determines that the currently employed wireless access technology of equipment 11 is the wireless access technology in 4G.
Before equipment 11 is configured as establishing data connection only with the wireless access technology in 4G, application framework
113 can also carry out at least one following inspection:
1) application framework 113 determines that user configuration equipment 11 is established data only with the wireless access technology in 4G and connected
It connects and whether changes；
2) application framework 113 determine equipment 11 whether turn-on data business；
3) application framework 113 determines whether equipment 11 passes through LTE wireless access skill successful registration；
If application framework 113 carry out above-mentioned testing result be it is yes, equipment 11 is configured as only with the nothing in 4G
Line access technology establishes data connection.
Application framework 113 sends release data connection request to radio interface layer 114, and radio interface layer 114 will be released
It puts data connection request and is sent to modem 112, modem 112 has been built according to release data connection request release
Vertical data connection.Wherein, the established data connection of equipment 11 is to be not used in the data connection of MMS business, i.e. equipment is built
The corresponding Access Point Name of vertical data connection is known as not having to the corresponding access point name of data connection of MMS business.Therefore, it answers
It does not request modem 112 to discharge the data connection of MMS business with program frame 113, and simply requests modem 112
Discharge other data connections in addition to the data connection of MMS business.
Wherein, modem 112 discharges the data connection having built up according to release data connection request.That is modulatedemodulate
Device 112 is adjusted to send Deactivate PDP Context to the communication network using 2G or the communication network using 3G
Request, and Deactivate PDP Context is received from the communication network using 2G or the communication network using 3G
Accept, and then release device 11 and the communication network using 2G or the established data connection of communication network using 3G.
Modem 112 is discharged does not include with the communication network using 2G or the established data connection of communication network using 3G
The data connection of MMS business.
Optionally, modem 112 notify radio interface layer 114 successfully release using 2G communication network or
Using the data connection of the communication network of 3G, radio interface layer 114 notifies application framework 113 that successfully release uses 2G
Communication network or the communication network using 3G data connection, i.e. modem 112 sent by radio interface layer 114
Data connection discharges successfully to application framework 113.
Modem 112 is by the communication network using 2G or the communication network reelecting using 3G or is switched to using 4G
Communication network, i.e. the wireless access technology of equipment 11 changes into the wireless access technology in 4G.
Modem 112 notifies the wireless access skill of equipment 11 by radio interface layer 114 to application framework 113
Art change changes, i.e. the wireless access technology of equipment 11 changes into the wireless access technology in 4G.
Application framework 113 establishes data connection request to the transmission of modem 112 by radio interface layer 114.
It is specific:
Application framework 113 determines whether the currently employed wireless access technology of equipment 11 is wireless access skill in 4G
Art is asked if so, application framework 113 establishes data connection to the transmission of modem 112 by radio interface layer 114
It asks.
Alternatively, application framework 113 do it is identified below: 1) equipment 11 is configured as only with the wireless access skill in 4G
Art；2) user setting opens equipment 11 only with the characteristic of the wireless access technology in 4G；3) currently employed wireless of equipment 11
Access technology is not the wireless access technology in 4G；4) determine that the current data service of equipment 11 is not MMS business；If meeting
Above-mentioned condition, then application framework 113, which is not sent, establishes data connection request；Otherwise, application framework 113 passes through wireless
Interface layer 114 establishes data connection request to the transmission of modem 112.
Alternatively, application framework 113 do it is identified below: 1) equipment 11 is configured as only with the wireless access skill in 4G
Art；2) user is configured as opening equipment 11 only with the characteristic of the wireless access technology in 4G；3) equipment 11 is currently employed
Wireless access technology is the wireless access technology in 4G, or determines that the current data service of equipment 11 is MMS business；If full
Sufficient above-mentioned condition, application framework 113 are established data connection to the transmission of modem 112 by radio interface layer 114 and are asked
It asks；Otherwise, application framework 113, which is not sent, establishes data connection request.
Modem 112 initiates data connection to the communication network using 4G and establishes request, and then establishes using 4G's
Data connection.Specifically, modem 112 sends packet data network connection request to using the communication network of 4G, then
Activate Default EPS Bearer Context Request, modulation /demodulation are received from using the communication network of 4G
Device 112 replys Activate Default EPS Bearer Context Accept to the communication network using 4G, and then adjusts
Modulator-demodulator 112 establishes 4G data connection with using the communication network of 4G.
Alternatively, modem 112 sends bearing resource distribution request to using the communication network of 4G, then from using 4G
Communication network receive Activate Dedicated EPS Bearer Context Request, modem 112 to
Activate Dedicated EPS Bearer Context Accept, and then modulation /demodulation are replied using the communication network of 4G
Device 112 establishes 4G data connection with using the communication network of 4G.
Optionally, modem 112 notifies 114 data connection of radio interface layer to be successfully established, and radio interface layer 114 is logical
Know that 113 data connection of application framework is successfully established.
Therefore, the present embodiment can be realized equipment 11 only with the wireless access technology in 4G and using the communication network of 4G
Establish data connection.
The present invention also provides the communication systems of 3rd embodiment, not with the revealed communication system 1 of first embodiment
It is with place: when the currently employed wireless access technology of equipment 11 changes, if equipment 11 is configured as only with
One wireless access technology establishes data connection, and the currently employed wireless access technology of equipment 11 changes into the first wireless access skill
Art, the then transmission of application processor 111 establish data connection request to modem 112, and modem 112 is according to establishing number
Data connection is established using the first wireless access technology and the first communication network 121 according to connection request.
Specifically, being answered when application framework 113 determines that the currently employed wireless access technology of equipment 11 changes
Determine whether equipment 11 is configured as establishing data connection only with the first wireless access technology with program frame 113, if equipment
11 are configured as establishing data connection only with the first wireless access technology, then application framework 113 determines that equipment 11 is current
Whether the wireless access technology used is for the first wireless access technology；If the currently employed wireless access technology of equipment 11 is first
Wireless access technology, the then transmission of application framework 113 establish data connection request to radio interface layer 114, radio interface layer
114 transmissions establish data connection request to modem 112, and modem 112 is used according to data connection request is established
First wireless access technology and the first communication network 121 establish data connection.
The present invention also provides the communication systems of fourth embodiment, on the basis of the revealed communication system of 3rd embodiment
On be described in detail.The revealed communication system of the present embodiment further include: the currently employed wireless access technology hair of equipment 11
Raw to change, i.e., the wireless access technology that equipment 11 uses changes into the second wireless access technology from the first wireless access technology, or
The wireless access technology that person's equipment 11 uses changes into the first wireless access technology from the second wireless access technology.
If application processor 111 determines that the wireless access technology of equipment 11 changes, application processor 111 sends release
Data connection request to modem 112, modem 112 has been established according to release data connection request release device 11
Data connection.Specifically, application framework 113 determines that the wireless access technology of equipment 11 changes, then application program
Frame 113 sends release data connection request to radio interface layer 114, and radio interface layer 114 will discharge data connection request hair
It send to modem 112, modem 112 connects according to the release established data of data connection request release device 11
It connects.Wherein, the established data connection of equipment 11 includes being used for MMS business data connection.
When application processor 111 determines that the currently employed wireless access technology of equipment 11 changes into the second wireless access technology
When, and equipment 11 is configured as establishing data connection only with the first wireless access technology, if the established data of equipment 11
It is connected as the data connection for MMS business, then equipment 11 establishes the number for being used for MMS business using the second wireless access technology
According to connection.I.e. when the wireless access technology that equipment 11 uses changes into the second wireless access technology from the first wireless access technology
When, equipment 11 can not establish the data connection for being used for non-MMS business using the first wireless access technology, and equipment 11 can use
Second wireless access technology establishes the data connection for being used for MMS business.Wherein, the established data connection of equipment 11 is corresponding
Access Point Name is known as being used for the corresponding access point name of data connection of MMS business, then the established data connection of equipment 11 is
Data connection for MMS business.
It includes: application framework 113 that data connection request to modem 112 is established in the transmission of application processor 111
Determine that the currently employed wireless access technology of equipment 11 is the first wireless access technology, then application framework 113 passes through wireless
The transmission of interface layer 114 establishes data connection request to modem 112.
Modem 112 uses the first wireless access technology and the first communication network according to data connection request is established
121, which establish data connection, includes:
Modem 112 sends PDN Connectivity Request to the first communication network 121, then from first
Communication network 121 receives Activate Default EPS Bearer Context Request), modem 112 to
First communication network 121 replys Activate Default EPS Bearer Context Accept, and then modem
112 and first communication network 121 establish data connection.
Alternatively, modem 112 sends Bearer Resource Allocation to the first communication network 121
Request then receives Activate Dedicated EPS Bearer Context from the first communication network 121
Request, modem 112 reply Activate Dedicated EPS Bearer to the first communication network 121
Context Accept, and then modem 112 and the first communication network 121 establish data connection.
Optionally, modem 112 notifies 114 data connection of radio interface layer to be successfully established, and radio interface layer 114 is logical
Know that 113 data connection of application framework is successfully established.
It is described in detail below equipment 11 from using 2G communication network or using 3G communication network (the second communication network
Network 122) it is switched to communication network (the first communication network 121) using 4G, or be switched to and adopt from the communication network using 4G
When with the communication network of 2G or using the communication network of 3G, 11 gravity treatment of equipment or communication network using 4G is switched to.
As shown in figure 4, equipment 11 is switched to from the communication network using 2G or the communication network using 3G using 4G's
Communication network or equipment 11 are switched to the communication network using 2G from the communication network using 4G or use the communication network of 3G
Network.The wireless access technology that i.e. equipment 11 uses is changed by the wireless access technology in 2G or the wireless access technology in 3G
Wireless access technology in 4G is either changed into the wireless access technology in 2G or 3G by the wireless access technology in 4G
Wireless access technology.
Modem 112 notifies currently employed wireless of 113 equipment 11 of application framework by radio interface layer 114
Access technology changes.
Application processor program frame 113 sends release data connection to modem 112 by radio interface layer 114
Request.That is, if equipment 11 is switched to the communication network using 4G from the communication network using 2G or the communication network using 3G,
Then application processor program frame 113 sends the communication network that release uses 2G to modem 112 by radio interface layer 114
The data connection request of network or the communication network using 3G；If equipment 11 is switched to from using the communication network of 4G using 2G's
Communication network or the communication network for using 3G, then application processor program frame 113 passes through radio interface layer 114 to modulatedemodulate
Device 112 is adjusted to send release using the data connection request of the communication network of 4G.Modem 112 is asked according to release data connection
Seek the existing data connection of release device 11.The existing data connection of equipment 11 is the established data connection of equipment 11, equipment
11 established data connections include being used for MMS business data connection.
Optionally, modem 112 notifies radio interface layer 114 successfully to discharge existing data connection, wirelessly
Interface layer 114 notifies application framework 113 to discharge existing data connection.
Application framework 113 establishes data connection request to the transmission of modem 112 by radio interface layer 114.
It is specific:
Application framework 113 determines whether the currently employed wireless access technology of equipment 11 is wireless access skill in 4G
Art is asked if so, application framework 113 establishes data connection to the transmission of modem 112 by radio interface layer 114
It asks；
Alternatively, application framework 113 do it is identified below: 1) equipment 11 is configured as only with the wireless access skill in 4G
Art；2) user is configured as opening equipment 11 only with the characteristic of the wireless access technology in 4G；3) equipment 11 is currently employed
Wireless access technology is not the wireless access technology in 4G；4) determine that the current data service of equipment 11 is not MMS business；If
Meet above-mentioned condition, then application framework 113, which is not sent, establishes data connection request；Otherwise, application framework 113 passes through
Radio interface layer 114 establishes data connection request to the transmission of modem 112；
Alternatively, application framework 113 do it is identified below: 1) equipment 11 is configured as only with the wireless access skill in 4G
Art；2) user is configured as opening equipment 11 only with the characteristic of the wireless access technology in 4G；3) equipment 11 is currently employed
Wireless access technology is the wireless access technology in 4G, or determines that the current data service of equipment 11 is MMS business；If full
Sufficient above-mentioned condition, application framework 113 are established data connection to the transmission of modem 112 by radio interface layer 114 and are asked
It asks；Otherwise, application framework 113, which is not sent, establishes data connection request.
Modem 112 sends data connection to the communication network using 4G and establishes request, and then establishes using 4G's
Data connection.Specifically, modem 112 sends PDN Connectivity Request to using the communication network of 4G,
Activate Default EPS Bearer Context Request then is received from using the communication network of 4G, is modulated
Demodulator 112 replys Activate Default EPS Bearer Context Accept to using the communication network of 4G, into
And modem 112 establishes 4G data connection with using the communication network of 4G.
Alternatively, modem 112 sends Bearer Resource Allocation to using the communication network of 4G
Request then receives Activate Dedicated EPS Bearer Context from using the communication network of 4G
Request, modem 112 reply Activate Dedicated EPS Bearer to using the communication network of 4G
Context Accept, and then modem 112 establishes 4G data connection with using the communication network of 4G.
In addition, when to determine that the currently employed wireless access technology of equipment 11 is changed into wireless in 2G for application processor 111
When wireless access technology in access technology or 3G, and equipment 11 is configured as establishing number only with 4G wireless access technology
According to connection, if the established data connection of equipment 11 is the data connection for MMS business, equipment 11 is using the nothing in 2G
Wireless access technology in line access technology or 3G establishes the data connection of MMS business.I.e. when what equipment 11 used wirelessly connects
When entering technology and changing into the wireless access technology in 2G or the wireless access technology in 3G from the wireless access technology in 4G, if
Standby 11 can not continue the data connection that MMS business is carried out using the wireless access technology in 4G, and equipment 11 can be using in 2G
Wireless access technology in wireless access technology or 3G establishes the data connection of MMS business.Wherein, equipment 11 is established
The corresponding Access Point Name of data connection is known as being used for the corresponding access point name of data connection of MMS business, then equipment 11 is built
Vertical data connection is the data connection for MMS business.
Optionally, modem 112 notifies 114 data connection of radio interface layer to be successfully established, and radio interface layer 114 is logical
Know that 113 data connection of application framework is successfully established.
The present invention also provides the equipment of first embodiment to provide the method for data connection, revealed in first embodiment
It is described on the basis of communication system 1.As shown in figure 5, the revealed method of the present embodiment includes:
S301: when equipment 11 is configured as establishing data connection only with the first wireless access technology, equipment 11 is determined
Whether the currently employed wireless access technology of equipment 11 is the first wireless access technology；
S302: if the currently employed wireless access technology of equipment 11 is not the first wireless access technology, 11 basis of equipment
Discharge the established data connection of data connection request release device 11；
S303: if the currently employed wireless access technology of equipment 11 changes into the first wireless access technology, equipment 11
Data connection is established using the first wireless access technology according to data connection request is established.
Before step S301, equipment 11 accesses the second communication network 122 by the second wireless access technology.Specifically,
Equipment 11 accesses the second communication network 122 by the second wireless access technology, so that the data for establishing the second communication network 122 connect
It connects.By taking equipment 11 is using Android system as an example, equipment 11 sends Activate Dedicated EPS to the second communication network 122
Bearer Context Request then receives Activate Dedicated EPS from the second communication network 122
Bearer Context Accept, and then equipment 11 and the second communication network 122 establish data connection.
In step S301, it is logical that those skilled in the art can also determine that equipment 11 only has first by equipment 11
The service contracting or equipment 11 of communication network 121 are not up to the limit contracted, and then determine that equipment 11 is wireless only with first
Access technology establishes data connection.That is: equipment 11 determines that equipment 11 only has the service contracting or equipment of the first communication network 121
11 limits not up to contracted, then equipment 11 determines whether the currently employed wireless access technology of equipment 11 is the first wireless access
Technology；If the currently employed wireless access technology of equipment 11 is not the first wireless access technology, equipment 11 is according to release data
The established data connection of connection request release device 11.Wherein, it is equipment 11 first that equipment 11, which is not up to the limit contracted,
Communication network 121 is not up to the limit contracted.
Wherein, equipment 11 be configured as establishing only with the first wireless access technology data connection can by it is following at least
A kind of mode is realized:
User's manual configuration equipment 11 establishes data connection only with the first wireless access technology；
Alternatively, equipment 11 automatically configures equipment 11 only with the first wireless access according to the message received from communication network 12
Technology establishes data connection；
Alternatively, equipment 11, which is arranged, in equipment 11 before factory establishes data connection only with the first wireless access technology.
Preferably, the first wireless access technology is the wireless access technology in 4G, and the first communication network 121 is using 4G's
Communication network, the second wireless access technology are the wireless access technology in 2G or the wireless access technology in 3G, the second communication
Network 122 is the communication network using 2G or the communication network using 3G.
The present invention also provides the equipment of second embodiment to provide the method for data connection, revealed in first embodiment
It is described on the basis of scheme.The revealed method of the present embodiment includes:
Before step S301, equipment 11 also carries out at least one of following detection:
Equipment 11 determines that user configuration equipment 11 establishes whether data connection changes only with the first wireless access technology；
Alternatively, equipment 11 determine equipment 11 whether turn-on data business；
Alternatively, equipment 11 determines whether equipment 11 passes through the first wireless access technology successful registration；
If equipment 11 carry out above-mentioned testing result be it is yes, enter step S301.
In step s 302, the established data connection of equipment 11 is to be not used in the data connection of MMS business, i.e. equipment
The corresponding Access Point Name of 11 established data connections is known as being not used in the corresponding access point name of data connection of MMS business.
Therefore, equipment 11 does not discharge the data connection of MMS business, and only discharges other data in addition to the data connection of MMS business
Connection.
The established data connection of 11 release device of equipment 11 includes: that equipment 11 is sent to the second communication network 122
Deactivate PDP Context Request, and Deactivate PDP is received from the second communication network 122
Context Accept, and then the data connection that release device 11 and the second communication network 122 are established.
In step S303, equipment 11 also determines whether the wireless access technology of equipment 11 changes into the first wireless access skill
Art, if the wireless access technology of equipment 11 changes into the first wireless access technology, equipment 11 is according to establishing data connection request
Data connection is established using the first wireless access technology and the first communication network 121.Wherein, when the wireless access technology of equipment 11
When changing into the first wireless access technology, i.e., 11 gravity treatment of equipment or it is switched to the first communication network 121.
Equipment 11 uses the first wireless access technology and the first communication network 121 to establish number according to data connection request is established
Include: according to connection
Equipment 11 sends PDN Connectivity Request to the first communication network 121, then from the first communication network
Network 121 receives Activate Default EPS Bearer Context Request, and equipment 11 is to the first communication network
121 reply Activate Default EPS Bearer Context Accept, and then equipment 11 and the first communication network 121
Establish data connection；
Alternatively, equipment 11 sends Bearer Resource Allocation Request to the first communication network 121, with
Activate Dedicated EPS Bearer Context Request, equipment 11 are received from the first communication network 121 afterwards
Activate Dedicated EPS Bearer Context Accept, and then equipment 11 are replied to the first communication network 121
Data connection is established with the first communication network 121.
The present invention also provides the equipment of 3rd embodiment to provide the method for data connection, revealed in fourth embodiment
It is described on the basis of communication system.As shown in fig. 6, the revealed method of the present embodiment includes:
S401: when the currently employed wireless access technology of equipment 11 changes, equipment 11 determine equipment 11 whether by
It is configured to establish data connection only with the first wireless access technology；
S402: if equipment 11 is configured as establishing data connection only with the first wireless access technology, equipment 11 is determined
Whether the currently employed wireless access technology of equipment 11 is the first wireless access technology；
S403: if the currently employed wireless access technology of equipment 11 is the first wireless access technology, equipment 11 is according to foundation
Data connection request establishes data connection using the first wireless access technology and the first communication network 121.
Before step S401, the wireless access technology that equipment 11 uses changes into the second nothing from the first wireless access technology
The wireless access technology that line access technology or equipment 11 use changes into the first wireless access skill from the second wireless access technology
Art.When the wireless access technology of equipment 11 changes, equipment 11 is built according to release data connection request release device 11
Vertical data connection.
When the currently employed wireless access technology of equipment 11 changes into the second wireless access technology, and equipment 11 is matched
It is set to and establishes data connection only with the first wireless access technology, if the established data connection of equipment 11 is for MMS business
Data connection, then equipment 11 using the second wireless access technology establish be used for MMS business data connection.I.e. when equipment 11
When the wireless access technology of use changes into the second wireless access technology from the first wireless access technology, equipment 11 can not be using the
One wireless access technology establishes the data connection for being used for non-MMS business, and equipment 11 can be established using the second wireless access technology
Data connection for MMS business.Wherein, the corresponding Access Point Name of the established data connection of equipment 11 is known as being used for multimedia message
The corresponding access point name of the data connection of business, then the established data connection of equipment 11 is the data company for MMS business
It connects.
In step S403, equipment 11 uses the first wireless access technology to communicate with first according to data connection request is established
Network 121 establishes data connection
Equipment 11 sends PDN Connectivity Request to the first communication network 121, then from the first communication network
Network 121 receives Activate Defau1t EPS Bearer Context Request, and equipment 11 is to the first communication network
121 reply Activate Default EPS Bearer Context Accept, and then equipment 11 and the first communication network 121
Establish data connection.
Alternatively, equipment 11 sends Bearer Resource Allocation Request to the first communication network 121, with
Activate Dedicated EPS Bearer Context Request, equipment 11 are received from the first communication network 121 afterwards
Activate Dedicated EPS Bearer Context Accept, and then equipment 11 are replied to the first communication network 121
Data connection is established with the first communication network 121.
In conclusion the present invention can be realized equipment 11 only with the first wireless access technology (wireless access skill in 4G
Art) with the first communication network 121 establish data connection (using the communication network of 4G).
As seen through the above description of the embodiments, those skilled in the art can be understood that above-mentioned implementation
All or part of the steps in example method can be realized by means of software and necessary general hardware platform.Based on such
Understand, substantially the part that contributes to existing technology can be in the form of software products in other words for technical solution of the present invention
It embodies, which can store in storage medium, such as RO M/RAM, magnetic disk, CD, including some instructions are used
So that an equipment (can be the network communication equipments such as personal computer, server, or Media Gateway, movement is set
Standby equipment, etc.) execute method described in certain parts of each embodiment of the present invention or embodiment.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment it
Between same and similar part may refer to each other, each embodiment focuses on the differences from other embodiments.
For embodiment of the method, since it is substantially similar to equipment and system embodiment, so describe fairly simple,
Related place illustrates referring to the part of equipment and system embodiment.Equipment and system embodiment described above is only
Schematically, wherein unit may or may not be physically separated as illustrated by the separation member, as unit
The component of display may or may not be physical unit, it can and it is in one place, or may be distributed over more
In a network unit.Some or all of the modules therein can be selected to realize this embodiment scheme according to the actual needs
Purpose.Those of ordinary skill in the art can understand and implement without creative efforts.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (15)
1. a kind of equipment of data connection, which is characterized in that the equipment includes: application processor and modem,
When the equipment is configured as establishing data connection only with the first wireless access technology, the application processor is determined
Whether the currently employed wireless access technology of the equipment is first wireless access technology；
If the currently employed wireless access technology of the equipment is not first wireless access technology, the application processor
Release data connection request is sent to the modem；
The modem according to the release data connection request received discharge the equipment it is currently employed wirelessly connect
Enter the data connection of technology foundation；
If the currently employed wireless access technology of the equipment changes into first wireless access technology, the application processor
Transmission establishes data connection request to the modem；
The modem is according to the data connection request of establishing received using first wireless access technology foundation
Data connection.
2. equipment according to claim 1, which is characterized in that the equipment further includes timer, if the equipment is current
The wireless access technology of use changes into first wireless access technology, and data connection is established in the application processor transmission asks
It asks to the modem, comprising:
If the currently employed wireless access technology of the equipment changes into first nothing in the preset duration of the timer
Line access technology, the application processor transmission establish data connection request to the modem.
3. equipment according to claim 1 or 2, which is characterized in that the established data connection of equipment is to be not used in
The data connection of MMS business.
4. equipment according to claim 3, which is characterized in that the corresponding access point of the established data connection of equipment
The entitled corresponding access point name of data connection for being not used in the MMS business.
5. equipment according to claim 1, which is characterized in that first wireless access technology is the wireless access in 4G
Technology.
6. equipment according to claim 1, which is characterized in that the application processor includes application framework and wireless
Interface layer, the application framework are connect by the radio interface layer with modem.
7. a kind of method for establishing data connection, which is characterized in that the described method includes:
When equipment is configured as establishing data connection only with the first wireless access technology, the equipment determines that the equipment is worked as
Whether the preceding wireless access technology used is for first wireless access technology；
If the currently employed wireless access technology of the equipment is not first wireless access technology, the equipment discharges institute
State the data connection that the currently employed wireless access technology of equipment is established；
If the currently employed wireless access technology of the equipment changes into first wireless access technology, the equipment is used
First wireless access technology establishes data connection.
8. the method according to the description of claim 7 is characterized in that if the currently employed wireless access technology of the equipment changes
For first wireless access technology, then the equipment establishes data connection using first wireless access technology, comprising:
If the currently employed wireless access technology of the equipment changes into first wireless access technology in preset duration,
The equipment establishes data connection using first wireless access technology.
9. method according to claim 7 or 8, which is characterized in that the established data connection of equipment is to be not used in
The data connection of MMS business.
10. according to the method described in claim 9, it is characterized in that, the corresponding access of the established data connection of the equipment
The entitled corresponding access point name of data connection for being not used in the MMS business of point.
11. the method according to the description of claim 7 is characterized in that first wireless access technology is wirelessly connecing in 4G
Enter technology.
12. a kind of equipment of data connection, which is characterized in that the equipment includes: application processor and modem；
When the currently employed wireless access technology of the equipment changes, if the equipment is configured as only with the first nothing
Line access technology establishes data connection, and the currently employed wireless access technology of the equipment changes into first wireless access
Technology, then the application processor transmission establishes data connection request to the modem；
The modem uses first wireless access technology to establish data company according to the data connection request of establishing
It connects；
The application processor includes application framework and radio interface layer, and the application framework is wirelessly connect by described
Mouth layer is connect with the modem.
13. equipment according to claim 12, which is characterized in that if the equipment is configured as only with first nothing
Line access technology establishes data connection, and the currently employed wireless access technology of the equipment changes into the second wireless access skill
Art, if the established data connection of the equipment is the data connection for MMS business, the equipment uses described second
Wireless access technology establishes the data connection for being used for the MMS business.
14. equipment according to claim 13, which is characterized in that connect if the established data connection of the equipment is corresponding
The entitled corresponding access point name of data connection for the MMS business of access point, then the established data of the equipment connect
It is connected in the data connection for the MMS business.
15. equipment described in 3 or 14 according to claim 1, which is characterized in that first wireless access technology is the nothing in 4G
Line access technology, second wireless access technology are the wireless access technology in 2G or the wireless access technology in 3G.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/086559 WO2016041134A1 (en) | 2014-09-15 | 2014-09-15 | Device and method for establishing data connection thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN105723799A CN105723799A (en) | 2016-06-29 |
| CN105723799B true CN105723799B (en) | 2019-05-28 |
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| CN201480036425.6A Active CN105723799B (en) | 2014-09-15 | 2014-09-15 | Equipment and its method for establishing data connection |
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| WO (1) | WO2016041134A1 (en) |
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| CN106792583B (en) * | 2017-01-17 | 2020-03-03 | Oppo广东移动通信有限公司 | Multimedia message sending method, terminal and computer readable storage medium |
| CN113329464B (en) * | 2021-05-21 | 2023-02-28 | Oppo广东移动通信有限公司 | Network-resident control method, device, terminal equipment and computer-readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902584A (en) * | 2015-06-04 | 2015-09-09 | 广东欧珀移动通信有限公司 | Method and device for controlling wireless connection of multi-mode terminal |
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| CN102149153B (en) * | 2010-07-15 | 2016-08-17 | 优视科技有限公司 | A kind of network automatic switching method for mobile communication equipment terminals and device |
| US8780965B2 (en) * | 2010-07-30 | 2014-07-15 | Qualcomm Incorporated | Coordinating data calls on a mobile device with multiple modems |
| EP2584768B1 (en) * | 2011-10-21 | 2015-04-01 | LG Electronics Inc. | Mobile terminal and control method of the same |
| CN102595544A (en) * | 2012-03-21 | 2012-07-18 | 厦门市凌拓通信科技有限公司 | Method for achieving automatic switching between WIFI and 4G network on mobile equipment |
| CN103428823A (en) * | 2012-05-22 | 2013-12-04 | 中兴通讯股份有限公司 | Internet-surfing method and device combining 3G network and WLAN |
| KR20140028961A (en) * | 2012-08-31 | 2014-03-10 | 삼성전자주식회사 | Method for data transmission and an electronic device thereof |
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| CN104902584A (en) * | 2015-06-04 | 2015-09-09 | 广东欧珀移动通信有限公司 | Method and device for controlling wireless connection of multi-mode terminal |
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| CN105723799A (en) | 2016-06-29 |
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