CN107820289A - A kind of WIFI network switching method, device, terminal and medium - Google Patents
A kind of WIFI network switching method, device, terminal and medium Download PDFInfo
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- CN107820289A CN107820289A CN201711160659.3A CN201711160659A CN107820289A CN 107820289 A CN107820289 A CN 107820289A CN 201711160659 A CN201711160659 A CN 201711160659A CN 107820289 A CN107820289 A CN 107820289A
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- wifi network
- signal intensity
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- connection
- network
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Classifications
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
Abstract
The invention discloses a kind of WIFI network switching method, device, terminal and medium, to be actively switched to the more preferable WIFI network of signal quality when detecting that terminal WIFI signal quality reduces, reduces network access delay, improves Consumer's Experience.The WIFI network switching method, including：After intelligent terminal is connected to source WIFI network, whether monitoring source WIFI network signal intensity is less than default signal strength threshold；If monitoring source WIFI network signal intensity is less than default signal strength threshold, judge whether that signal intensity is more than the WIFI network of the source WIFI network signal intensity；If determine WIFI network of the signal intensity more than the source WIFI network signal intensity be present according to judged result, the then connection between release and the source WIFI network, and selection signal intensity is more than the WIFI network foundation connection of the source WIFI network signal intensity.
Description
Technical field
The present invention relates to intelligent terminal technical field, more particularly to a kind of WIFI network switching method, device, terminal and Jie
Matter.
Background technology
This part is it is intended that the embodiments of the present invention stated in claims provide background or context.Herein
Description recognizes it is prior art not because not being included in this part.
Wi-Fi (WIreless-Fidelity, Wireless Fidelity) is that a kind of permission electronic equipment is connected to a wireless local
The technology of net (WLAN), usually using 2.4G or 5G radio frequency bands, it is typically to have cryptoguard to be connected to WLAN；But
It may also be open, so allow for any equipment in the range of WLAN to connect.
According to prior art, electronic equipment, such as intelligent terminal are when First Contact Connections are to WIFI network, if necessary to close
Code, then prompt user to input password, if user's input password is correct, allow user to be connected to the WIFI network, intelligence is eventually
End operating system automatically saves the password of user's input, will be automatic when user is subsequently entered in the coverage of the WIFI network
The WIFI network is connected, without user's active operation.The covering of WIFI network signal is that have what certain region limited, if
Some big regions, for example, the large area such as Office Area, market completes covering for wireless signal by disposing multiple WIFI networks
Lid.
In the moving process of intelligent terminal, if being moved to the covering marginal position of the WIFI network currently connected, though
Right WIFI signal is more and more weaker, still, according to the wireless network connection mechanism of Android operation system, if the WIFI currently connected
Signal quality is very poor, even if being deployed with the stronger WIFI network of signal quality around detecting, intelligent terminal also will not actively with
The WIFI network currently connected disconnects, until being moved to outside the WIFI network overlay area currently connected.And WIFI believes
Number Quality Down will cause network access delay increase, and it reduce Consumer's Experience.
The content of the invention
The embodiment of the present invention provides a kind of WIFI network switching method, device, terminal and medium, to detect terminal
WIFI signal quality is actively switched to signal quality more preferable WIFI network when reducing, reduce network access delay, improve user
Experience.
First aspect, there is provided a kind of WIFI network switching method, including：
After intelligent terminal is connected to source Wireless Fidelity WIFI network, whether monitoring source WIFI network signal intensity is less than
Default signal strength threshold；
If monitoring source WIFI network signal intensity is less than default signal strength threshold, judge whether that signal is strong
WIFI network of the degree more than the source WIFI network signal intensity；
If determining WIFI network of the signal intensity more than the source WIFI network signal intensity be present according to judged result,
The then connection between release and the source WIFI network, and selection signal intensity is more than the source WIFI network signal intensity
WIFI network establishes connection.
Alternatively, the connection between release and the source WIFI network, is specifically included：
Call WIFI Connection Release application programming interfaces API, the connection between release and the source WIFI network.
Alternatively, selection signal intensity is more than before the WIFI network foundation connection of the source WIFI network signal intensity,
Also include：
According to the SSID service sets of the WIFI network detected, the area type belonging to current region is determined；And
The WIFI network that selection signal intensity is more than the source WIFI network signal intensity establishes connection, specifically includes：
Area type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal
The WIFI network of intensity establishes connection.
Preferably, according to the service set SSID of the WIFI network detected, the region class belonging to current region is determined
Type, specifically include：
If detect multiple and source WIFI network SSID at least part content identical WIFI networks, it is determined that
Current region is office areas；And
Area type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal
The WIFI network of intensity establishes connection, specifically includes：
Selection WIFI network identical with SSID at least part contents of the source WIFI network and that signal intensity is most strong is built
Vertical connection；
If detect multiple WIFI networks different from the SSID of the source WIFI network, it is determined that current region is family
Front yard region；And
Area type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal
The WIFI network of intensity establishes connection, specifically includes：
Selection have recorded connection password and the most strong WIFI network of signal intensity establishes connection；
If detect at least one WIFI network that SSID is present in the SSID set prestored, it is determined that current
Region is public domain；And
Area type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal
The WIFI network of intensity establishes connection, specifically includes：
Target SSID corresponding to the WIFI network for being more than the source WIFI network signal intensity according to signal intensity, to network
Side request signal intensity is more than the connection password of the WIFI network of the source WIFI network signal intensity；And
The connection password returned according to the network side, selection are established with the most strong WIFI network of signal intensity and connected.
Second aspect, there is provided a kind of WIFI network switching device, including：
Monitoring unit, after being connected to source Wireless Fidelity WIFI network in intelligent terminal, monitoring source WIFI network letter
Whether number intensity is less than default signal strength threshold；
Judging unit, if it is strong less than default signal to monitor source WIFI network signal intensity for the monitoring unit
Threshold value is spent, judges whether that signal intensity is more than the WIFI network of the source WIFI network signal intensity；
Network connection control unit, if big for signal intensity be present according to the determination of the judged result of the judging unit
In the WIFI network of the source WIFI network signal intensity, the then connection between release and the source WIFI network, and select to believe
The WIFI network that number intensity is more than the source WIFI network signal intensity establishes connection.
Alternatively, the network connection control unit, specifically for calling WIFI Connection Release application programming interfaces API,
Connection between release and the source WIFI network.
Alternatively, the WIFI network switching device, in addition to determining unit, wherein：
The determining unit, for being more than the source WIFI network in the network connection control unit selection signal intensity
The WIFI network of signal intensity is established before connection, according to the service set SSID of the WIFI network detected, it is determined that currently
Area type belonging to region；
The network connection control unit, specifically for the area type according to belonging to the current region determined, selection
The WIFI network that signal intensity is more than the source WIFI network signal intensity establishes connection.
Preferably, the determining unit, if specifically for detecting the multiple and SSID of the source WIFI network at least
Partial content identical WIFI network, it is determined that current region is office areas；The network connection control unit is specific to use
Connection is established in selecting WIFI network identical with SSID at least part contents of the source WIFI network and that signal intensity is most strong；
Or
The determining unit, if specifically for detecting multiple WIFI nets different from the SSID of the source WIFI network
Network, it is determined that current region is home area；The network connection control unit, specifically for selection have recorded connection password and
The most strong WIFI network of signal intensity establishes connection；Or
The determining unit, if at least one in the SSID set prestored specifically for detecting SSID to be present in
Individual WIFI network, it is determined that current region is public domain；The network connection control unit, specifically for according to signal intensity
More than target SSID corresponding to the WIFI network of the source WIFI network signal intensity, it is more than institute to network side request signal intensity
State the connection password of the WIFI network of source WIFI network signal intensity；And the connection password returned according to the network side, choosing
Select to establish with the most strong WIFI network of signal intensity and connect.
The third aspect, there is provided a kind of terminal, the terminal include processor and memory, and the processor is deposited for execution
The step described in any of the above-described method is realized during the computer program stored in reservoir.
A kind of fourth aspect, there is provided readable storage medium storing program for executing, be stored thereon with computer program, it is characterised in that the meter
Calculation machine program realizes the step described in any of the above-described method when being executed by processor.
WIFI network switching method, device, terminal and medium provided in an embodiment of the present invention, it is whole by real-time monitoring intelligent
The signal intensity of the WIFI network currently connected is held, if the signal intensity of current WIFI network is less than preset signal strength threshold
Value, and the higher WIFI network of signal intensity be present, then the connection between the WIFI network for actively discharging and currently connecting, and with
The higher WIFI network of signal intensity establishes connection, thus, it is possible to reduce intelligent terminal net access delay, improves user's body
Test.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the implementation process diagram according to the WIFI network switching method of embodiment of the present invention；
Fig. 2 is the structural representation according to the WIFI network switching device of embodiment of the present invention；
Fig. 3 is the structural representation according to the terminal of embodiment of the present invention.
Embodiment
In order to reduce intelligent terminal network access delay, Consumer's Experience is improved, the embodiments of the invention provide a kind of WIFI
Method for switching network, device, terminal and medium.
The preferred embodiments of the present invention are illustrated below in conjunction with Figure of description, it will be appreciated that described herein
Preferred embodiment is merely to illustrate and explain the present invention, and is not intended to limit the present invention, and in the case where not conflicting, this hair
The feature in embodiment and embodiment in bright can be mutually combined.
As shown in figure 1, it is implementation process diagram of WIFI network switching method provided in an embodiment of the present invention, can be with
Comprise the following steps：
S11, after intelligent terminal is connected to source WIFI network, whether monitoring source WIFI network signal intensity less than default
Signal strength threshold.
During with implementing, after intelligent terminal and WIFI network establish connection, the WIFI nets currently connected are monitored in real time
The signal intensity of network.If the signal intensity of the WIFI network currently connected is more than default signal strength threshold, continue to supervise
Control.
It should be noted that connected to distinguish after intelligent terminal carries out the preceding switching with WIFI network of WIFI network switching
Different WIFI networks, in the embodiment of the present invention, the WIFI network that intelligent terminal connected before WIFI network switching is referred to as
Source WIFI network.
If S12, monitoring source WIFI network signal intensity and being less than default signal strength threshold, letter is judged whether
Number intensity is more than the WIFI network of the source WIFI network signal intensity, if it is, performing step S13, otherwise, performs step
S11。
Wherein, signal strength threshold can be pre-set according to being actually needed, as the source WIFI that intelligent terminal currently connects
When the signal intensity of network is less than the signal strength threshold, illustrate that current network conditions are poor, connect if signal is higher
The WIFI network connect, then it can trigger WIFI network switching.
Based on this, in the embodiment of the present invention, if monitoring source WIFI network signal intensity is less than default signal intensity
During threshold value, then further determine whether the WIFI network that signal intensity is more than source WIFI network signal intensity be present.
Connection between S13, release and source WIFI network, and selection signal intensity is more than source WIFI network signal intensity
WIFI network establishes connection.
In step s 13, WIFI Connection Releases API (application programming interfaces), release and the source WIFI nets can be called
Connection between network.Specifically, WifiManager can be called::Disconnect () method, nesting allocation
WifiServiceImpl method of the same name, specific implementation program are as follows：
When it is implemented, also need to call the internalist methodology of WIFI state machines, to change the network connection shape of intelligent terminal
State.Specifically, the instruction CMD_DISCONNECT for disconnecting WIFI is sent.During due to the success of network connection before, intelligent terminal
State is ConnectedState, so handling the message by its parent status L2ConnectedState：
Pass through WifiNative::Disconnect () method issues open command, when disconnection and the connection of WIFI network
Afterwards, wpa_s feeds back disconnected event, and WifiMonitor receives the event from wpa_s, and is fed back to WifiStateMachine
NETWORK_DISCONNECTION_EVENT message.
When it is implemented, intelligent terminal release is connected with WIFI network, mainly include the following steps that：
1、stopDhcp()：Stopping DHCP, (Dynamic Host Configuration Protocol, DynamicHost are matched somebody with somebody
Put agreement) process, that is, stop dhcpcd processes.
2、mNwService.clearInterfaceAddresses(mInterfaceName)：
Netd is notified to remove wlan0 address information by NetworkManagementService.
3、mWifiInfo.reset()：Reset the state of WifiInfo objects.
4、setNetworkDetailedState(DetailedState.DISCONNECTED)：
MNetworkInfo connection status is set to DISCONNECTED.
5、mWifiConfigStore.updateStatus(mLastNetworkId,DetailedState.DISCONN
ECTED)：WifiConfiguration Obj States corresponding to mLastNetworkId are set to DISCONNECTED.
6、clearLinkProperties()：Remove the configuration information of mLinkProperties objects.
7、sendNetworkStateChangeBroadcast()：Hair broadcast notice upper layer network state change.
8、registerDisconnected()：Do some cleaning, writing tasks.
The network connection state of last intelligent terminal is switched to DisconnectedState, so far, completes release and source
The flow of connection between WIFI network, wait the initiation connected next time.
In the embodiment of the present invention, after the connection between the WIFI network of source is released, it is also necessary to further selection letter
The higher WIFI network of number intensity establishes connection.
In order to improve WIFI network switching efficiency, in the embodiment of the present invention, it is identified for different area types, root
Corresponding WIFI network connection method is provided according to different area types.The area type of deployment WIFI network can include public
Region, office areas and home area.The characteristics of WIFI network of different types of regional deployment has its each.For example,
Administrative Area is generally bigger, the limited coverage area of a WIFI network, so, in the WIFI network of office areas deployment
The similar multiple WIFI networks of SSID (service set) may be disposed, therefore, in the WIFI network tool of office areas deployment
Body has following characteristics：With multiple SSID at least part content identical WIFI networks.I.e. intelligent terminal can in office areas
Multiple WIFI networks can be detected, the SSID of these networks is identical, or at least part content is identical, for example, it may be possible to have phase
With prefix title, or there is identical suffix title, or possibility center section content is identical etc., i.e., SSID is included
Common character string.And for home dwelling, according to area of residence size, one WIFI network of deployment can cover substantially
Whole residence area, and because SSID can have user's modification, therefore, the WIFI of home deployments has the characteristics that：Tool
There are the SSID differences of the different WIFI networks of multiple SSID, the i.e. WIFI network of different home deployment.And for public domain, its
Free WIFI network may be deployed with for users to use.These WIFI networks can be that to exempt from password i.e. attachable, it is also possible to
With connection password.And for the ease of customer access network, intelligent terminal generation manufacturer may be with public domain, such as large-scale business
WIFI network is disposed in the cooperations such as field, scenic spot, and the connection password storage of WIFI network is pre- inside intelligent terminal in cloud server
SSID set and the network address of cloud server of the WIFI network of deployment are equipped with, when detecting this kind of WIFI network, then
Corresponding connection password can be asked to cloud server according to the network address prestored.
Based on this, in the embodiment of the present invention, in step s 13, believe in selection signal intensity more than the source WIFI network
The WIFI network of number intensity is established before connection, further comprising the steps of：According to the service set of the WIFI network detected
SSID, determine the area type belonging to current region；So, in step s 13, can be with according to the current region institute determined
The area type of category, the WIFI network that selection signal intensity is more than source WIFI network signal intensity establish connection.
Below in conjunction with different area types, the connection procedure with WIFI network is introduced respectively.
First, office areas.
The characteristics of according to WIFI network is disposed in office areas, in office areas, intelligent terminal can detect more
Individual and SSID at least part content identical WIFI networks of source WIFI network.So, in intelligent terminal moving process, if
The WIFI network signal intensity for judging currently to connect is less than default signal strength threshold, and detects the multiple and source
SSID at least part content identical WIFI networks of WIFI network, then it is office areas that can determine current region, this
In the case of, in step S13, it can select that identical with SSID at least part contents of source WIFI network and signal intensity is most strong
WIFI network establishes connection.
If it should be noted that when it is implemented, with the WIFI network connection failure selected, can again with source
WIFI network establishes connection.
2nd, home area.
According to the characteristics of the WIFI network disposed in home area, in home area, intelligent terminal can detect multiple
The WIFI networks different SSID of source WIFI network.So, in intelligent terminal moving process, if it is judged that currently connect
WIFI network signal intensity is less than default signal strength threshold, and detects the different WIFI of the SSID of multiple source WIFI networks
Network, then it is home area that can determine current region, in this case, in step S13, can select to have recorded connection password
And the most strong WIFI network of signal intensity establishes connection.
Equally, if with the WIFI network connection failure selected, it can establish and connect with source WIFI network again.
3rd, public domain
According to the characteristics of the WIFI network of public domain deployment, in public domain, if intelligent terminal detects that SSID is deposited
In at least one WIFI network in the SSID prestored set, it is determined that current region is public domain.So, in intelligence
In energy terminal moving process, if it is judged that the WIFI network signal intensity currently connected is less than default signal strength threshold,
And detect at least one WIFI network that SSID is present in the SSID set prestored, then it can determine that current region is
Public domain, in this case, according to below scheme WIFI network can be selected to establish connection：Source is more than according to signal intensity
Target SSID corresponding to the WIFI network of WIFI network signal intensity, believe to network side request signal intensity more than source WIFI network
The connection password of the WIFI network of number intensity；And the connection password returned according to the network side, selection and signal intensity are most
Strong WIFI network establishes connection.Specifically, intelligent terminal can send to cloud server and ask, and be detected wherein carrying
Be present in prestore SSID set in and signal intensity be more than source WIFI network target WIFI network corresponding to target
SSID, after cloud server receives the request, password is connected according to corresponding to target SSID searches it and is returned, intelligence is eventually
End is established with the most strong WIFI network of signal intensity according to the connection codon usage received and connected.
Equally, if with the WIFI network connection failure selected, it can establish and connect with source WIFI network again.
Said below exemplified by establishing the flow of connection with WIFI network based on the intelligent terminal of Android operation system
It is bright.Specifically, when intelligent terminal is by Settings connection WIFI networks, WifiManager connect () is called indirectly
Method, connect () method have two kinds of forms, and one kind receives WifiConfiguration objects, and one kind receives some WIFI
The networkID of network.WifiConfiguration describes all configuration informations of a WIFI connection.
WifiManager ServiceHandler and WifiService ClientHandler are entered by asynchronous paths
Row communication, by AsyncChannel mechanism, CONNECT_NETWORK message is sent to WifiServiceImpl, including it is following
Step：
1. connect () the WIFI network informations for being transmitted through are saved in WifiConfigStore objects.
2. pass through WifiConfigStore::SelectNetwork () function updates WifiConfigStore and config
Priority priority attributes, final updating is into wpa_s configuration files；The enable WIFI networks currently to be connected,
Disable others WIFI networks.
3. pass through WifiNative::Reconnect () function sends link order to wpa_s, connects selected WIFI nets
Network.
In WIFI network switching method provided in an embodiment of the present invention, in the source WIFI for monitoring intelligent terminal and currently connecting
When network signal intensity is less than default signal strength threshold, then judge that current region is higher with the presence or absence of signal intensity and can connect
The WIFI network connect, if it is, the actively connection between release and source WIFI network, the higher WIFI nets of selection signal intensity
Network establishes connection.For different zones type, different method for connecting network provided in an embodiment of the present invention.Thus, reduce
Intelligent terminal network access delay, improves Consumer's Experience.
Based on same inventive concept, a kind of WIFI network switching device is additionally provided in the embodiment of the present invention, due to above-mentioned
The principle that device solves problem is similar to WIFI network switching method, therefore the implementation of said apparatus may refer to the reality of method
Apply, repeat part and repeat no more.
As shown in Fig. 2 it is the structural representation of WIFI network switching device provided in an embodiment of the present invention, including：
Monitoring unit 21, after being connected to source Wireless Fidelity WIFI network in intelligent terminal, monitor source WIFI network
Whether signal intensity is less than default signal strength threshold；
Judging unit 22, if monitoring source WIFI network signal intensity for the monitoring unit is less than default signal
Intensity threshold, judge whether that signal intensity is more than the WIFI network of the source WIFI network signal intensity；
Network connection control unit 23, if for determining signal intensity be present according to the judged result of the judging unit
More than the WIFI network of the source WIFI network signal intensity, the then connection between release and the source WIFI network, and selecting
The WIFI network that signal intensity is more than the source WIFI network signal intensity establishes connection.
Alternatively, the network connection control unit 23, specifically for calling WIFI Connection Release application programming interfaces
API, the connection between release and the source WIFI network.
Alternatively, the WIFI network switching device, in addition to determining unit, wherein：
The determining unit, for being more than the source WIFI nets in the selection signal intensity of network connection control unit 23
The WIFI network of network signal intensity is established before connection, according to the service set SSID of the WIFI network detected, it is determined that working as
Area type belonging to forefoot area；
The network connection control unit 23, specifically for the area type according to belonging to the current region determined, choosing
The WIFI network that signal intensity is selected more than the source WIFI network signal intensity establishes connection.
Preferably, the determining unit, if specifically for detecting the multiple and SSID of the source WIFI network at least
Partial content identical WIFI network, it is determined that current region is office areas；The network connection control unit 23, specifically
Connect for selecting WIFI network identical with SSID at least part contents of the source WIFI network and that signal intensity is most strong to establish
Connect；Or
The determining unit, if specifically for detecting multiple WIFI nets different from the SSID of the source WIFI network
Network, it is determined that current region is home area；The network connection control unit 23, connection password is have recorded specifically for selection
And the most strong WIFI network of signal intensity establishes connection；Or
The determining unit, if at least one in the SSID set prestored specifically for detecting SSID to be present in
Individual WIFI network, it is determined that current region is public domain；The network connection control unit 23, specifically for strong according to signal
Degree is more than more than target SSID corresponding to the WIFI network of the source WIFI network signal intensity to network side request signal intensity
The connection password of the WIFI network of the source WIFI network signal intensity；And the connection password returned according to the network side,
Selection is established with the most strong WIFI network of signal intensity and connected.
For convenience of description, above each several part is divided by function describes respectively for each module (or unit).Certainly, exist
The function of each module (or unit) can be realized in same or multiple softwares or hardware when implementing of the invention.
After the WIFI network switching method and apparatus of exemplary embodiment of the invention are described, next, introducing
According to the terminal of the another exemplary embodiment of the present invention.
Person of ordinary skill in the field it is understood that various aspects of the invention can be implemented as system, method or
Program product.Therefore, various aspects of the invention can be implemented as following form, i.e.,：It is complete hardware embodiment, complete
The embodiment combined in terms of full Software Implementation (including firmware, microcode etc.), or hardware and software, can unite here
Referred to as " circuit ", " module " or " system ".
In some possible embodiments, according to the present invention terminal can comprise at least at least one processing unit,
And at least one memory cell.Wherein, the memory cell has program stored therein code, when described program code is by the processing
When unit performs so that the processing unit perform this specification foregoing description according to the various illustrative embodiments of the present invention
WIFI network switching method in step.For example, the processing unit can perform step S11 as shown in fig. 1, in intelligence
Energy terminal is connected to after the WIFI network of source, and whether monitoring source WIFI network signal intensity is less than default signal strength threshold,
With step S12, after intelligent terminal is connected to source WIFI network, whether monitoring source WIFI network signal intensity less than default
Signal strength threshold, step S13, the connection between release and source WIFI network, and selection signal intensity are more than source WIFI network
The WIFI network of signal intensity establishes connection.
The terminal 30 according to the embodiment of the invention is described referring to Fig. 3.The terminal 30 that Fig. 3 is shown is only
It is an example, any restrictions should not be brought to the function and use range of the embodiment of the present invention.
As shown in figure 3, terminal 30 is showed in the form of universal computing device.The component of terminal 30 can include but unlimited
In：(including storage is single for above-mentioned at least one processing unit 31, above-mentioned at least one memory cell 32, connection different system component
Member 32 and processing unit 31) bus 33.
Bus 33 represents the one or more in a few class bus structures, including memory bus or Memory Controller,
Peripheral bus, processor or the local bus using any bus structures in a variety of bus structures.
Memory cell 32 can include the computer-readable recording medium of form of volatile memory, such as random access memory (RAM)
321 and/or cache memory 322, it can further include read-only storage (ROM) 323.
Memory cell 32 can also include program/utility 325 with one group of (at least one) program module 324,
Such program module 324 includes but is not limited to：Operating system, one or more application program, other program modules and
Routine data, the realization of network environment may be included in each or certain combination in these examples.
Terminal 30 can also communicate with one or more external equipments 34 (such as keyboard, sensing equipment etc.), can also be with one
Individual or multiple equipment communications for enabling a user to interact with terminal 30, and/or with enabling the terminal 30 and one or more
Any equipment (such as router, modem etc.) communication that other computing devices are communicated.This communication can lead to
Input/output (I/O) interface 35 is crossed to carry out.Also, terminal 30 can also pass through network adapter 36 and one or more net
Network (such as LAN (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown in figure 3, network is fitted
Orchestration 36 is communicated by bus 33 with other modules for terminal 30.It will be appreciated that though not shown in figure, can combine eventually
End 30 uses other hardware and/or software module, includes but is not limited to：It is microcode, device driver, redundant processing unit, outer
Portion's disk drive array, RAID system, tape drive and data backup storage system etc..
In some possible embodiments, the various aspects of WIFI network switching method provided by the invention can also be real
It is now a kind of form of program product, it includes program code, described when described program product is run on a computing device
Program code be used to making the computer equipment perform this specification foregoing description according to the various exemplary embodiment party of the present invention
Step in the WIFI network switching method of formula, for example, the computer equipment can perform step S11 as shown in fig. 1,
After intelligent terminal is connected to source WIFI network, whether monitoring source WIFI network signal intensity is less than default signal intensity threshold
Value, and step S12, after intelligent terminal is connected to source WIFI network, whether monitoring source WIFI network signal intensity less than pre-
If signal strength threshold, the step S13, connection between release and source WIFI network, and selection signal intensity is more than source WIFI
The WIFI network of network signal intensity establishes connection.
Described program product can use any combination of one or more computer-readable recording mediums.Computer-readable recording medium can be readable letter
Number medium or readable storage medium storing program for executing.Readable storage medium storing program for executing for example may be-but not limited to-electricity, magnetic, optical, electromagnetic, red
The system of outside line or semiconductor, device or device, or any combination above.The more specifically example of readable storage medium storing program for executing
(non exhaustive list) includes：Electrical connection, portable disc with one or more wires, hard disk, random access memory
(RAM), read-only storage (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc
Read memory (CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.
The program product for being used for WIFI network switching of embodiments of the present invention can use portable compact disc read-only
Memory (CD-ROM) and including program code, and can run on the computing device.However, the program product of the present invention is unlimited
In this, in this document, readable storage medium storing program for executing can be any includes or the tangible medium of storage program, the program can be referred to
Make the either device use or in connection of execution system, device.
Readable signal medium can be included in a base band or as a part of data-signal propagated of carrier wave, wherein carrying
Readable program code.The data-signal of this propagation can take various forms, including --- but being not limited to --- electromagnetism letter
Number, optical signal or above-mentioned any appropriate combination.Readable signal medium can also be beyond readable storage medium storing program for executing it is any can
Read medium, the computer-readable recording medium can send, propagate either transmit for being used by instruction execution system, device or device or
Program in connection.
The program code included on computer-readable recording medium can be transmitted with any appropriate medium, including --- but being not limited to ---
Wirelessly, wired, optical cable, RF etc., or above-mentioned any appropriate combination.
Can being combined to write the program operated for performing the present invention with one or more programming languages
Code, described program design language include object oriented program language-Java, C++ etc., include routine
Procedural programming language-such as " C " language or similar programming language.Program code can be fully in user
Perform on computing device, partly perform on a user device, the software kit independent as one performs, is partly calculated in user
Its upper side point is performed or performed completely in remote computing device or server on a remote computing.It is remote being related to
In the situation of journey computing device, remote computing device can pass through the network of any kind --- including LAN (LAN) or wide
Domain net (WAN)-be connected to user calculating equipment, or, it may be connected to external computing device (such as utilize Internet service
Provider passes through Internet connection).
It should be noted that although being referred to some units or subelement of device in above-detailed, but this stroke
Point it is merely exemplary not enforceable.In fact, according to the embodiment of the present invention, it is above-described two or more
The feature and function of unit can embody in a unit.Conversely, the feature and function of an above-described unit can
To be further divided into being embodied by multiple units.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
- A kind of 1. WIFI network switching method, it is characterised in that including：After intelligent terminal is connected to source Wireless Fidelity WIFI network, whether monitoring source WIFI network signal intensity is less than default Signal strength threshold；If monitoring source WIFI network signal intensity is less than default signal strength threshold, judge whether that signal intensity is big In the WIFI network of the source WIFI network signal intensity；If determining WIFI network of the signal intensity more than the source WIFI network signal intensity be present according to judged result, release The connection between the source WIFI network is put, and selection signal intensity is more than the WIFI nets of the source WIFI network signal intensity Network establishes connection.
- 2. the method as described in claim 1, it is characterised in that the connection between release and the source WIFI network, specific bag Include：Call WIFI Connection Release application programming interfaces API, the connection between release and the source WIFI network.
- 3. the method as described in claim 1, it is characterised in that selection signal intensity is more than the source WIFI network signal intensity WIFI network establish connection before, in addition to：According to the service set SSID of the WIFI network detected, the area type belonging to current region is determined；AndThe WIFI network that selection signal intensity is more than the source WIFI network signal intensity establishes connection, specifically includes：Area type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal intensity WIFI network establish connection.
- 4. method as claimed in claim 3, it is characterised in that according to the SSID service sets of the WIFI network detected, The area type belonging to current region is determined, is specifically included：If detect multiple and source WIFI network SSID at least part content identical WIFI networks, it is determined that current Region is office areas；AndArea type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal intensity WIFI network establish connection, specifically include：The WIFI network that selection is identical with SSID at least part contents of the source WIFI network and signal intensity is most strong, which is established, to be connected Connect；If detect multiple WIFI networks different from the SSID of the source WIFI network, it is determined that current region is Home Zone Domain；AndArea type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal intensity WIFI network establish connection, specifically include：Selection have recorded connection password and the most strong WIFI network of signal intensity establishes connection；If detect at least one WIFI network that SSID is present in the SSID set prestored, it is determined that current region For public domain；AndArea type according to belonging to the current region determined, selection signal intensity are more than the source WIFI network signal intensity WIFI network establish connection, specifically include：Target SSID corresponding to the WIFI network for being more than the source WIFI network signal intensity according to signal intensity, please to network side Signal intensity is asked to be more than the connection password of the WIFI network of the source WIFI network signal intensity；AndThe connection password returned according to the network side, selection are established with the most strong WIFI network of signal intensity and connected.
- A kind of 5. WIFI network switching device, it is characterised in that including：Monitoring unit, after being connected to source Wireless Fidelity WIFI network in intelligent terminal, monitoring source WIFI network signal is strong Whether degree is less than default signal strength threshold；Judging unit, if monitoring source WIFI network signal intensity for the monitoring unit is less than default signal intensity threshold Value, judge whether that signal intensity is more than the WIFI network of the source WIFI network signal intensity；Network connection control unit, if for determining that signal intensity be present is more than institute according to the judged result of the judging unit The WIFI network of source WIFI network signal intensity is stated, then the connection between release and the source WIFI network, and selection signal is strong Degree establishes connection more than the WIFI network of the source WIFI network signal intensity.
- 6. device as claimed in claim 5, it is characterised in thatThe network connection control unit, specifically for calling WIFI Connection Release application programming interfaces API, release and the source Connection between WIFI network.
- 7. device as claimed in claim 5, it is characterised in that also including determining unit, wherein：The determining unit, for being more than the source WIFI network signal in the network connection control unit selection signal intensity The WIFI network of intensity is established before connection, according to the service set SSID of the WIFI network detected, determines current region Affiliated area type；The network connection control unit, specifically for the area type according to belonging to the current region determined, selection signal The WIFI network that intensity is more than the source WIFI network signal intensity establishes connection.
- 8. device as claimed in claim 7, it is characterised in thatThe determining unit, if multiple identical with SSID at least part contents of the source WIFI network specifically for detecting WIFI network, it is determined that current region is office areas；The network connection control unit, specifically for selection with it is described The WIFI network that SSID at least part contents of source WIFI network are identical and signal intensity is most strong establishes connection；OrThe determining unit, if specifically for detecting multiple WIFI networks different from the SSID of the source WIFI network, Then determine that current region is home area；The network connection control unit, connection password and letter are have recorded specifically for selection The most strong WIFI network of number intensity establishes connection；OrThe determining unit, if at least one in the SSID set prestored specifically for detecting SSID to be present in WIFI network, it is determined that current region is public domain；The network connection control unit, specifically for big according to signal intensity Target SSID corresponding to WIFI network in the source WIFI network signal intensity, it is more than to network side request signal intensity described The connection password of the WIFI network of source WIFI network signal intensity；And the connection password returned according to the network side, selection Establish and connect with the most strong WIFI network of signal intensity.
- 9. a kind of terminal, it is characterised in that the terminal includes processor and memory, and the processor is used to perform memory Realized during the computer program of middle storage as any one of claim 1-4 the step of method.
- A kind of 10. readable storage medium storing program for executing, it is characterised in that be stored thereon with computer program, it is characterised in that the computer Realized when program is executed by processor as any one of claim 1-4 the step of method.
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