CN107896381A - Mobile terminal wireless local area network scan method and apparatus, computer equipment - Google Patents
Mobile terminal wireless local area network scan method and apparatus, computer equipment Download PDFInfo
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- CN107896381A CN107896381A CN201711242777.9A CN201711242777A CN107896381A CN 107896381 A CN107896381 A CN 107896381A CN 201711242777 A CN201711242777 A CN 201711242777A CN 107896381 A CN107896381 A CN 107896381A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
The application is related to a kind of mobile terminal wireless local area network scan method and apparatus, computer equipment.Mobile terminal wireless local area network scan method, including：Obtain the network information for the radio reception device that communication service can be provided for mobile terminal successively according to the motion track of mobile terminal, form current network track table；Default network path table is called, presets the network information that network path table is used for Target Wireless access device corresponding when at least memory mobile terminal moves according to the first desired guiding trajectory；First desired guiding trajectory is the motion track for the WLAN overlay area that mobile terminal leaves available wireless access device；When the network information corresponding with the first desired guiding trajectory of the network information in the table of current network track is consistent, enable scanning switchover policy, drive sweep mode is switched to be scanned WLAN active scan mode, power consumption can be saved, improve endurance, radiation can be reduced, while does not also interfere with the experience of user.
Description
Technical field
The application is related to communication technical field, more particularly to a kind of mobile terminal wireless local area network scan method and dress
Put, computer equipment, computer-readable recording medium.
Background technology
WLAN (Wireless Local Network, WLAN) refers to pass to substitute traditional wire with wireless channel
The LAN that defeated medium is formed.Mobile terminal (work station STA) uses Wireless Fidelity (Wireless Fidelity, Wi-
Fi) technology is established with radio reception device (for example, WAP Access Point, AP) and connected to access wireless local
Net.Specifically, Wi-Fi module built in mobile terminal, to access WLAN, mobile terminal is sent out firstly the need of by scanning
Now nearby whether there is available WLAN, scan mode is divided into two kinds：Active scan and drive sweep.Wherein, it is mobile whole
End must first go through scan mechanism and obtain the relevant information of available access point.No matter user where such as go to go out shopping, go to work,
Tourism etc., be all that access point can use to obtain by same scan mode, exist in the scanning process power consumption greatly, cruising time
The problem of short.
The content of the invention
The embodiment of the present application provides a kind of mobile terminal wireless local area network scan method and apparatus, computer equipment, calculating
Machine readable storage medium storing program for executing, power consumption can be saved, improve endurance.
A kind of control method of WLAN switch, including：
Obtained successively according to the motion track of mobile terminal can be provided for the mobile terminal target of communication service without
The network information of line access device, form current network track table；
Default network path table is called, the default network path table is used at least store the mobile terminal according to first
The network information of desired guiding trajectory Target Wireless access device corresponding when moving；First desired guiding trajectory be mobile terminal from
Open the motion track of the WLAN overlay area of available wireless access device；
When the network information corresponding with first desired guiding trajectory of the network information in the table of the current network track is consistent
When, scanning switchover policy is enabled, switches to drive sweep mode to be scanned WLAN active scan mode.
A kind of mobile terminal wireless local area network scan device, including：
Network path forms module, can be the mobile terminal for being obtained successively according to the motion track of mobile terminal
The network information of the Target Wireless access device of communication service is provided, forms current network track table；
Network path calling module, for calling default network path table, the default network path table is used at least deposit
Store up the network information of Target Wireless access device corresponding when the mobile terminal moves according to the first desired guiding trajectory；Described
One desired guiding trajectory is the track that mobile terminal leaves available wireless access device；
Scan control module, for when the network information in the table of the current network track and first desired guiding trajectory pair
When the network information answered is consistent, scanning switchover policy is enabled, switches to drive sweep mode to come to wireless active scan mode
LAN is scanned.
A kind of computer equipment, including memory and processor, computer-readable instruction are stored in the memory, institute
When stating instruction by the computing device so that the step of the above-mentioned mobile terminal wireless local area network scan method of computing device
Suddenly.
A kind of computer-readable recording medium, is stored thereon with computer program, and the computer program is held by processor
The step of above-mentioned mobile terminal wireless local area network scan method is realized during row.
Above-mentioned mobile terminal wireless local area network scan method, apparatus, computer equipment and computer-readable recording medium, when
When the network information network information corresponding with first desired guiding trajectory in the table of the current network track is consistent, then show to move
Dynamic terminal has had been moved off the WLAN overlay area of any available wireless access device, now, starts scanning switching plan
Slightly, switch to drive sweep mode to be scanned WLAN active scan mode, power consumption can be saved, improve continuous
Boat ability, it is possible to reduce radiation, while do not interfere with the experience of user yet.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the working environment schematic diagram of mobile terminal wireless local area network scan method in one embodiment；
Fig. 2 is the schematic flow sheet of mobile terminal wireless local area network scan method in one embodiment；
Fig. 3 is the schematic flow sheet of mobile terminal wireless local area network scan method in another embodiment；
Fig. 4 is the schematic flow sheet of mobile terminal wireless local area network scan method in another embodiment；
Fig. 5 is that mobile terminal leaves or illustrated into available wireless access device overlay area schematic diagram in one embodiment
Figure；
Fig. 6 is the schematic flow sheet of mobile terminal wireless local area network scan method in further embodiment；
Fig. 7 is the structured flowchart of the control device of mobile terminal wireless local area network scan method in one embodiment；
Fig. 8 is the block diagram of the part-structure of the mobile phone related to the computer equipment of the embodiment of the present application offer.
Embodiment
In order that the object, technical solution and advantage of the application are more clearly understood, it is right below in conjunction with drawings and Examples
The application is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the application, and
It is not used in restriction the application.
Fig. 1 is the working environment schematic diagram of mobile terminal wireless local area network scan method in one embodiment.The building ring
Border is related to plurality of application scenes, it may for example comprise UMTS (Universal Mobile
Telecommunications System, UMTS), Long Term Evolution (Long Term Evolution, LTE), the whole world it is mobile logical
Letter system (Global System for Mobile Communication, GSM) and WLAN etc..As non-limiting example,
Following description is related to WLAN communication systems, but such teaching is equally applicable to other types of system.As shown in figure 1,
Its working environment is related to mobile terminal 100, cloud server 101, base station 102 and radio reception device (for example, WAP
Access Point, AP) 103, it can be in communication with each other between mobile terminal 100 and base station 102, each base station 102 can be with high in the clouds
Server 101 is in communication with each other, and mobile terminal 100 can also pass through the network of relation and cloud server in addition to base station 102
101 are communicated, and mobile terminal 100 can also be communicated with radio reception device 103, establish wireless network connection.Enter one
Step ground, in a wireless communication system, base station 102 receives the reverse link signal from mobile terminal 100.Mobile terminal 100 is logical
Often participate in call, information receiving and transmitting and other types of communication.Base station 102 is handled each reverse link signal of reception,
And the signal after processing is sent in the form of forward link signals to mobile terminal 100.Alternatively, above-mentioned communication process uses
Communication channel dividing mode include but is not limited to frequency division multiple access (frequency division multiple access,
FDMA), time division multiple acess (time division multiple access, TDMA) and CDMA (code division
Multiple access, CDMA).
As shown in Fig. 2 in one embodiment, there is provided a kind of mobile terminal wireless local area network scan method, be applied to
Possesses the terminal of mobile communication function, the present embodiment is applied in above-mentioned Fig. 1 in the mobile terminal wireless local area network scan method
The mobile terminal 100 of working environment illustrate.The control method of WLAN switch specifically comprises the following steps：
Step 202：Communication service can be provided for the mobile terminal by being obtained successively according to the motion track of mobile terminal
Target Wireless access device the network information, form current network track table.
In order to be access WLAN by mobile terminal, mobile terminal then can find that nearby whether have can by scanning
WLAN, during scanning, mobile terminal, which can scan, to be currently able to provide communication service for mobile terminal
All radio reception devices the network information.The network information includes the radio reception device that current mobile terminal receives
The unique identity of the signal strength information of WLAN and each radio reception device.
Specifically, Target Wireless access device is in all radio reception devices, and maximum nothing can be provided for mobile terminal
The radio reception device of line local area network signal intensity.
Wherein, the signal intensity of WLAN corresponding to all radio reception devices that current mobile terminal receives with
WLAN WLAN lists show user.
Mobile terminal is during movement, meeting real time scan to the institute for being currently able to provide communication service to mobile terminal
There is WLAN corresponding to radio reception device, and filter out the wireless local that signal intensity is maximum in all WLANs
Net, there will be radio reception device corresponding to maximum signal to be defined as Target Wireless access device, Target Wireless will be accessed
The identity of equipment and the positional information of current mobile terminal, which correspond, to be stored.According to the motion track of mobile terminal, obtain
Take current location, the identity for the Target Wireless access device that mobile terminal can scan, to form current network track
Table.
It should be noted that identity can be User Defined title, or wireless available access device
Model, that is, identity can be represented with the combining form such as letter, numeral, additional character.
It should be noted that the motion track of mobile terminal can pass through GPS positioning technology, Big Dipper location technology or base station
Location technology obtains, and the moving direction of mobile terminal is detected by the gyroscope being arranged in mobile terminal, but the application is real
A not limited to this is applied, other modes can also be used to obtain the motion track of mobile terminal.
Step 204：Default network path table is called, the default network path table is used at least store the mobile terminal
The network information of corresponding Target Wireless access device when being moved according to the first desired guiding trajectory.
Wherein, the first desired guiding trajectory is the WLAN overlay area that mobile terminal leaves available wireless access device
Motion track.When at least memory mobile terminal moves according to the first desired guiding trajectory in default network path table corresponding target without
The network information of line access device.
Specifically, Target Wireless access device is in all radio reception devices, and maximum nothing can be provided for mobile terminal
The radio reception device of line local area network signal intensity.Mobile terminal leaves the WLAN area of coverage of available wireless access device
The motion track in domain can be 1, a plurality of (be more than or equal to 2), that is, the bar number of the first desired guiding trajectory can be 1, it is a plurality of
(being more than or equal to 2).When the first desired guiding trajectory for it is a plurality of when, can be formed according to different the first desired guiding trajectory one it is huge and
Orderly default network path table.
It should be noted that wherein, radio reception device can be wireless access point AP, available wireless access device is shifting
Successful access crosses the WLAN of the radio reception device to dynamic terminal, for example, family expenses can be can use with AP, work unit
AP, the available AP often accessed or other public domains can use AP etc..
Further, according to the quantity of available wireless access device, can be formed and available wireless access device quantity phase
Deng default network path table, i.e. available wireless access device and default network path table correspond, for example, family expenses can use
Radio reception device corresponds to family expenses and presets network path table, and it is pre- that work unit's available wireless access device corresponds to work unit
If network path table.
Step 206：When the network corresponding with first desired guiding trajectory of the network information in the table of the current network track
When information is consistent, scanning switchover policy is enabled, switches to drive sweep mode to enter WLAN active scan mode
Row scanning.
The motion track of mobile terminal in the current network track table of acquisition is corresponded to the net of Target Wireless access device
The network information of network information Target Wireless access device corresponding with the first desired guiding trajectory in default network path table is contrasted.
During contrast, the network information corresponding to the motion track of the mobile terminal in the table of current network track and default network path
When the network information corresponding to the first desired guiding trajectory is consistent in table, then show that mobile terminal has had been moved off any available wireless access
The overlay area of the WLAN of equipment, such as go on business, travel, on road on and off duty etc..When mobile terminal from
When having opened the overlay area of the WLAN of any available wireless access device, start scanning switchover policy, by active scan
Mode switches to drive sweep mode to be scanned WLAN, does not interfere with Consumer's Experience, while can also
Power consumption is saved, endurance is improved, radiation can also be reduced, can avoid virtually increasing mobile terminal using active scan
Power consumption, shorten the standby time of complete machine.
It should be noted that for drive sweep mode, mobile terminal will not actively send probe request, be exactly passively
The reception WAP beacon frame (Beacon) that periodically sends find network.Beacon frame includes wireless access point AP
Service set, supporting rate, the MAC Address of WAP, the authentication mode of support, between AES, beacon frame information
Every the information such as channel used.For example, the default cycles that WAP sends beacon frame are 100ms, i.e. WAP is every
100ms can beacon frame of broadcast transmission.STA is exactly by intercepting beacon frame on each channel for being supported at it, to know
Wireless network existing for surrounding.
It should be noted that for active scan mode, mobile terminal actively can be sent out successively on the channel that it is supported
Detectable signal is sent, for detecting wireless network existing for surrounding.The detectable signal that mobile terminal is sent is referred to as probe request
(Probe Request), network signal is obtained by receiving probe response frame (Probe Response).Probe request is again
Two classes can be divided into, one kind is not specified service set (Service Set Identifier, SSID), and one kind is to specify clothes
Business set identifier.If do not have specified services set identifier inside probe request, it is meant that this probe requests thereby is wanted to get surrounding
All wireless network signals that can be got, all WAPs for receiving this broadcast probe request frame can all respond shifting
Dynamic terminal.If service set being specified in probe request, it is meant that mobile terminal merely desires to find specific service set,
Need not be except other wireless networks in addition to specified services set identifier.After WAP receives probe request, only it is found
In the case of service set in probe request and the service set of oneself are identical, mobile terminal can be just responded.
Above-mentioned mobile terminal wireless local area network scan method, when the motion track of the mobile terminal in the table of current network track
When the corresponding network information network information corresponding with the first desired guiding trajectory in default network path table is consistent, then show mobile whole
End has had been moved off the overlay area of the WLAN of any available wireless access device, now, starts scanning switchover policy,
Switch to drive sweep mode to be scanned WLAN active scan mode, power consumption can be saved, improve continuation of the journey
Ability, it is possible to reduce radiation, while do not interfere with the experience of user yet.
As shown in figure 3, in one embodiment, before default network path table is called, in addition to：
Step 302：When mobile terminal leaves the WLAN overlay area of the available wireless access device, record
It is currently able to provide the network information corresponding to the Target Wireless access device of communication service for the mobile terminal.
The facility information of available wireless access device is obtained, includes the identity of the radio reception device, this wirelessly connects
Enter WLAN overlay area (covering radius) of equipment etc..When terminal leaves the WLAN of the radio reception device
During overlay area, being obtained by real time scan can be provided for mobile terminal corresponding to all radio reception devices of communication service
The network information.
Step 304：The available wireless access is obtained according to the network information corresponding to all radio reception devices to set
Standby one-level radio reception device.
Wherein, the network information includes the strong of WLAN corresponding to the radio reception device that current mobile terminal receives
Spend the identity of information and radio reception device.Believed according to the network by scanning all radio reception devices obtained
Breath, Target Wireless access device is obtained, i.e., in that a period of time for leaving the WLAN overlay area of available wireless access device
Carve, radio reception device definition corresponding to scanning to the WLAN with maximum signal is left available wireless access and set
Target Wireless access device during standby WLAN overlay area, is also the one-level wireless access of available wireless access device
Equipment.
One-level radio reception device is also understood that as when mobile terminal is left corresponding to available wireless access device wirelessly
Behind WLAN coverage area domain, mobile terminal first scan to the WLAN with maximum signal corresponding to wirelessly connect
Enter equipment, now, the identity of the current positional information of corresponding record mobile terminal and one-level radio reception device.
Step 306：When mobile terminal leaves the one-level radio reception device WLAN overlay area, two are obtained
Level radio reception device.
The two level access device is Neng Gouwei when leaving the one-level radio reception device WLAN overlay area
The mobile terminal provides the radio reception device of maximum intensity signal.
Accordingly, when mobile terminal can also obtain the facility information of one-level radio reception device, the facility information includes
The identity of the one-level radio reception device, the WLAN overlay area (covering radius) of the one-level radio reception device
Etc..When terminal leaves the WLAN overlay area of one-level radio reception device, being obtained by real time scan to be
Mobile terminal provides the network information corresponding to all radio reception devices of communication service.
Mobile terminal can be set according to the network information of all radio reception devices of acquisition leaving one-level wireless access
The WLAN with maximum signal is arrived in that moment of standby WLAN overlay area, scanning, will have most
Radio reception device corresponding to the WLAN of big signal intensity is defined as the two level wireless access of available wireless access device
Equipment.Two level radio reception device can be understood as when mobile terminal leaves WLAN corresponding to one-level radio reception device
Behind overlay area, mobile terminal first scan to the WLAN with maximum signal corresponding to wireless access set
It is standby, now, the identity of the current positional information of corresponding record mobile terminal and two level radio reception device.
Step 308：By the mobile terminal from the available wireless access device through the one-level radio reception device
The track definition for being moved to two level radio reception device is the described first default motion track.
Obtain mobile terminal and be moved to one-level wireless access from the WLAN overlay area of available wireless access device
The WLAN overlay area of equipment, it is wireless to be moved to two level from the WLAN overlay area of one-level radio reception device
The motion track of the WLAN overlay area of access device, and the motion track is defined as the first default motion track.
Wirelessly connect it should be noted that available wireless access device, one-level can be identified on the first default motion track
Enter equipment, two level radio reception device WLAN overlay area scope.
Step 310：According to the default motion track shape of the one-level radio reception device, two level radio reception device and first
Into the default network path table.
According to the default motion track of the one-level radio reception device of acquisition, two level radio reception device and first, it is possible to
Form default network path table.Each band of position in the first default motion track is stored in default network path table and can use
Radio reception device, one-level radio reception device, the mapping relations of two level radio reception device.
Further, the default network path table of formation can be with the identity of the available wireless access device in step 302
Identify to name.
As shown in figure 4, in one embodiment, before default network path table is called, in addition to：
Step 402：Obtain mobile terminal leave the available wireless access device WLAN overlay area and/or
The azimuth information of the WLAN overlay area of the one-level radio reception device.
Specifically, when mobile terminal leaves WLAN overlay area corresponding to available wireless access device, every time from
The direction opened may be all different, and the orientation of WLAN overlay area according to corresponding to leaving available wireless access device can
To obtain the one-level radio reception device of different azimuth, namely, it is possible to form the first new desired guiding trajectory.
Optionally, when mobile terminal leaves WLAN overlay area corresponding to available wireless access device AP, if often
The secondary direction left is all identical, then the one-level radio reception device AP_1# of available wireless access device is identical, if leaving one every time
Corresponding to level radio reception device AP_1# during the orientation difference of WLAN overlay area, according to leaving one-level wireless access
The orientation of WLAN overlay area corresponding to device A P_1#, as shown in figure 5, the two level that can obtain different azimuth is wireless
Access device (AP_2#, AP_3# ..., AP_n#), accordingly, can also form the first new desired guiding trajectory.
Optionally, if the direction for leaving WLAN overlay area corresponding to available wireless access device every time is different,
Can correspondingly obtains the one-level radio reception device of different azimuth；If leave every time wireless corresponding to one-level radio reception device
The orientation in WLAN coverage area domain is also different, accordingly, can also correspond to the two level radio reception device for obtaining different azimuth,
Can forms new first according to available wireless access device, one-level radio reception device, two level radio reception device and preset
Track.
Step 404：The default network path table is updated according to the azimuth information.
The WLAN overlay area of available wireless access device is left according to dynamic terminal and/or one-level wireless access is set
The first new desired guiding trajectory that the azimuth information can of standby WLAN overlay area is formed.
According to the first new desired guiding trajectory and the one-level radio reception device obtained when forming the first desired guiding trajectory, two
Level radio reception device, it is possible to form new default network path table to realize the renewal to presetting network path table.It is default
Each band of position in the first default motion track is stored in network path table wirelessly to connect with available wireless access device, one-level
Enter equipment, the mapping relations of two level radio reception device.
In one embodiment, when presetting network path table and being additionally operable to memory mobile terminal and moved according to the second desired guiding trajectory
The network information of corresponding Target Wireless access device.Wherein, the second desired guiding trajectory is that mobile terminal connects into available wireless
Enter the motion track of the WLAN overlay area of equipment.
It should be noted that each the first desired guiding trajectory has corresponding second desired guiding trajectory.It is corresponding to set
The traveling distance of the first desired guiding trajectory put and the second desired guiding trajectory substantially repeats to a certain extent.Meanwhile mobile terminal edge
The moving direction of first desired guiding trajectory is opposite with moving direction of the mobile terminal along the second desired guiding trajectory.That is, default network rail
The network information of the mobile terminal stored in mark table Target Wireless access device corresponding when being moved according to the first desired guiding trajectory
The network information of corresponding Target Wireless access device is relative one by one when being moved with mobile terminal according to the second desired guiding trajectory
Set.For example, the radio reception device that mobile terminal scans when being moved according to the first desired guiding trajectory is followed successively by：Nothing can be used
Line access device, one-level radio reception device, two level radio reception device；Mobile terminal is swept when being moved according to the second desired guiding trajectory
The radio reception device retouched is followed successively by：Two level radio reception device, one-level radio reception device, available wireless access are set
It is standby.
As shown in fig. 6, in one embodiment, mobile terminal wireless local area network scan method, including：
Step 602：Communication service can be provided for the mobile terminal by being obtained successively according to the motion track of mobile terminal
Radio reception device the network information, form current network track table.
Step 604：Default network path table is called, it is pre- according to second that default network path table is additionally operable to memory mobile terminal
If the network information of track Target Wireless access device corresponding when moving.
Step 606：When the network corresponding with second desired guiding trajectory of the network information in the table of the current network track
When information is consistent, active scan mode is switched to be scanned WLAN drive sweep mode.
That is, when mobile terminal is in moving process, when the network information in the table of the current network track and described the
When the network information corresponding to two desired guiding trajectories is consistent, then can be understood as scanning first two level in default network path table without
One-level radio reception device is arrived in line access device, then scanning, then shows that the mobile terminal will enter available wireless access and set
Standby WLAN overlay area, now active scan mode is switched to carry out WLAN drive sweep mode
Scanning, accessible WLAN can be fast and effectively scanned, lift Consumer's Experience.
In one embodiment, mobile terminal wireless local area network scan method, in addition to work as and connect using active scan mode
When entering to the WLAN, the step of active scan mode is switched into drive sweep mode.
That is, when mobile terminal scans neighbouring, accessible WLAN, and mobile end by active scan mode
When end is linked into the WLAN, then the currently used active scan mode of mobile terminal can be switched to drive sweep side
Formula.When mobile terminal is connected to network access equipment, then user is to searching for the requirement of real-time of other network access equipments
It is just not high, active scan mode is now switched into drive sweep mode, power consumption can be saved, increases cruising time, simultaneously
Reduce radiation.
In one embodiment, the scanning frequency of active scan and drive sweep can also be dynamically adjusted according to the actual requirements
Rate.
Specifically, when using active scan mode Wlan scanning, increase reduces scan frequency, to reduce scanning
In the cycle, so as to which available WLAN arrive in scanning faster, improve the Experience Degree of user, its translational speed and scan frequency into
Inversely prroportional relationship.When using drive sweep mode Wlan scanning, scan frequency is reduced, to increase the scan period, from
And save power consumption.
As shown in fig. 7, in one embodiment, there is provided a kind of mobile terminal wireless local area network scan device, including：
Network path forms module 710, can be the movement for being obtained successively according to the motion track of mobile terminal
Terminal provides the network information of the Target Wireless access device of communication service, forms current network track table；
Network path calling module 720, for calling default network path table, the default network path table is used at least
Store the network information of Target Wireless access device corresponding when the mobile terminal moves according to the first desired guiding trajectory；It is described
First desired guiding trajectory is the track that mobile terminal leaves available wireless access device；
Scan control module 730, for when the network information in the table of the current network track and the described first default rail
When the network information is consistent corresponding to mark, scanning switchover policy is enabled, switches to drive sweep mode to come pair active scan mode
WLAN is scanned.
Above-mentioned mobile terminal wireless local area network scan device, scan control module 830 are worked as in the table of the current network track
The network information network information corresponding with first desired guiding trajectory it is consistent when, then show that mobile terminal has had been moved off arbitrarily
The overlay area of the WLAN of available wireless access device, now, scan control module 830 start scanning switchover policy,
Switch to drive sweep mode to be scanned WLAN active scan mode, power consumption can be saved, improve continuation of the journey
Ability, it is possible to reduce radiation, while do not interfere with the experience of user yet.
In one embodiment, mobile terminal wireless local area network scan device, in addition to：
Network path forms module, and the WLAN for leaving the available wireless access device when mobile terminal covers
During cover area, record is currently able to provide network letter corresponding to the Target Wireless access device of communication service for the mobile terminal
Breath；The one-level radio reception device of the available wireless access device is obtained according to the network information；When mobile terminal leaves
During the one-level radio reception device WLAN overlay area, two level radio reception device is obtained, the two level access is set
It is standby maximum strong for that when leaving the one-level radio reception device WLAN overlay area, can be provided for the mobile terminal
Spend the radio reception device of signal；By the mobile terminal from the available wireless access device through the one-level wireless access
The track definition that equipment is moved to two level radio reception device is the described first default motion track；Wirelessly connect according to the one-level
Enter equipment, two level radio reception device and the first default motion track and form the default network path table.
In one embodiment, mobile terminal wireless local area network scan device, is additionally operable to：
Network path update module, the WLAN of the available wireless access device is left for obtaining mobile terminal
Overlay area and/or the azimuth information of the WLAN overlay area of the one-level radio reception device；According to the orientation
Network path table is preset described in information updating.
In one embodiment, the default network path table is used to store the mobile terminal according to the second desired guiding trajectory
The network information of corresponding Target Wireless access device when mobile；Second desired guiding trajectory is can described in mobile terminal enters
With the motion track of the WLAN overlay area of radio reception device.
In one embodiment, scan control module, it is additionally operable to：When the network information in the table of the current network track with
When the network information corresponding to second desired guiding trajectory is consistent, active scan mode is switched to come to wireless drive sweep mode
LAN is scanned.
When the network information corresponding with second desired guiding trajectory of the network information in the table of the current network track is consistent
When, then it is considered that mobile terminal has reentered the signal coverage areas of the WLAN of available wireless access device, this
When, there is drive sweep to switch back into active scan the scan mode that mobile terminal sweeps Wlan scanning, can quickly, effectively
Scanning to accessible WLAN, lift Consumer's Experience.
In one embodiment, mobile terminal wireless local area network scan device, in addition to：
Handover module, for when using active scan mode be linked into the WLAN when, by the active scan
Mode switches to drive sweep mode.
When mobile terminal scans neighbouring, accessible WLAN by active scan mode, and mobile terminal connects
When entering to the WLAN, then the currently used active scan mode of mobile terminal can be switched to drive sweep mode.
When mobile terminal is connected to network access equipment, then user is not to searching for the requirement of real-time of other network access equipments also just not
Gao Liao, active scan mode is now switched into drive sweep mode, power consumption can be saved, increased cruising time, reduce simultaneously
Radiation.
In one embodiment, mobile terminal wireless local area network scan device, in addition to：
Frequency adjustment module, for when using active scan mode Wlan scanning, increasing scan frequency；When adopting
During with drive sweep mode Wlan scanning, scan frequency is reduced.
When using active scan mode Wlan scanning, increase reduces scan frequency, to reduce the scan period, from
And available WLAN is scanned faster, the Experience Degree of user is improved, its translational speed and scan frequency are inversely proportional
Relation.When using drive sweep mode Wlan scanning, scan frequency is reduced, to increase the scan period, so as to save
Power consumption.
The division of modules is only used for for example, in other realities in above-mentioned mobile terminal wireless local area network scan device
Apply in example, mobile terminal wireless local area network scan device can be divided into different modules as required, to complete above-mentioned movement
All or part of function of terminal wireless local area network scan device.
The embodiment of the present application additionally provides a kind of computer-readable recording medium.One or more can perform comprising computer
The non-volatile computer readable storage medium storing program for executing of instruction, when the computer executable instructions are executed by one or more processors
When so that the computing device following steps：
Obtained successively according to the motion track of mobile terminal can be provided for the mobile terminal target of communication service without
The network information of line access device, form current network track table；
Default network path table is called, the default network path table is used at least store the mobile terminal according to first
The network information of desired guiding trajectory Target Wireless access device corresponding when moving；First desired guiding trajectory be mobile terminal from
Open the motion track of the WLAN overlay area of available wireless access device；
When the network information corresponding with first desired guiding trajectory of the network information in the table of the current network track is consistent
When, scanning switchover policy is enabled, switches to drive sweep mode to be scanned WLAN active scan mode.
Above computer readable storage medium storing program for executing Computer program (instruction) when executed, when the current network track
When the network information network information corresponding with first desired guiding trajectory in table is consistent, then show that mobile terminal has been moved off
The overlay area of the WLAN of any available wireless access device, now, start scanning switchover policy, by active scan side
Formula switches to drive sweep mode to be scanned WLAN, can save power consumption, improves endurance, it is possible to reduce
Radiation, while do not interfere with the experience of user yet.
The embodiment of the present application additionally provides a kind of computer program product.A kind of computer program product for including instruction,
When run on a computer so that computer performs the control of the WLAN switch described in the various embodiments described above
Method.
Fig. 8 is the block diagram of the part-structure of the mobile phone related to the computer equipment of the embodiment of the present application offer.Reference chart
8, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 810, memory 820, input block 830, display unit 840,
Sensor 850, voicefrequency circuit 860, Wireless Fidelity (wireless fidelity, WiFi) module 870, processor 880 and
The grade part of power supply 890.It will be understood by those skilled in the art that the handset structure shown in Fig. 8 does not form the restriction to mobile phone, can
With including than illustrating more or less parts, either combining some parts or different parts arrangement.
Wherein, RF circuits 810 can be used for receive and send messages or communication process in, the reception and transmission of signal can be by base stations
After downlink information receives, handled to processor 880；Up data can also be sent to base station.Generally, RF circuits include but
Be not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier,
LNA), duplexer etc..In addition, RF circuits 810 can also be communicated by radio communication with network and other equipment.Above-mentioned channel radio
Letter can use any communication standard or agreement, including but not limited to global system for mobile communications (Global System of
Mobile communication, GSM), general packet radio service (General Packet Radio Service,
GPRS), CDMA (Code Division Multiple Access, CDMA), WCDMA (Wideband Code
Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution, LTE)), Email,
Short Message Service (Short Messaging Service, SMS) etc..
Memory 820 can be used for storage software program and module, and processor 880 is stored in memory 820 by operation
Software program and module, so as to perform the various function application of mobile phone and data processing.Memory 820 can mainly include
Program storage area and data storage area, wherein, program storage area can storage program area, the application journey needed at least one function
Sequence (such as the application program of sound-playing function, application program of image player function etc.) etc.；Data storage area can store root
Created data (such as voice data, address list etc.) etc. are used according to mobile phone.In addition, memory 820 can be included at a high speed
Random access memory, can also include nonvolatile memory, a for example, at least disk memory, flush memory device or
Other volatile solid-state parts.
Input block 830 can be used for the numeral or character information for receiving input, and produces and set with the user of mobile phone 800
And the key signals input that function control is relevant.Specifically, input block 830 may include contact panel 831 and other inputs
Equipment 832.Contact panel 831, alternatively referred to as touch-screen, collect touch operation (such as user of the user on or near it
Use the operation of any suitable object such as finger, stylus or annex on contact panel 831 or near contact panel 831),
And corresponding attachment means are driven according to formula set in advance.In one embodiment, contact panel 831 may include to touch inspection
Survey two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation
The signal brought, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and will
It is converted into contact coordinate, then gives processor 880, and the order sent of reception processing device 880 and can be performed.In addition,
The polytypes such as resistance-type, condenser type, infrared ray and surface acoustic wave can be used to realize contact panel 831.Except touch surface
Plate 831, input block 830 can also include other input equipments 832.Specifically, other input equipments 832 can be included but not
The one or more being limited in physical keyboard, function key (such as volume control button, switch key etc.) etc..
Display unit 840 can be used for display by user input information or be supplied to user information and mobile phone it is various
Menu.Display unit 840 may include display panel 841.In one embodiment, liquid crystal display (Liquid can be used
Crystal Display, LCD), the form such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED)
To configure display panel 841.In one embodiment, contact panel 831 can cover display panel 841, when contact panel 831 is examined
After measuring the touch operation on or near it, processor 880 is sent to determine the type of touch event, is followed by subsequent processing device
880 provide corresponding visual output according to the type of touch event on display panel 841.Although in fig. 8, contact panel
831 and display panel 841 are the parts independent as two to realize the input of mobile phone and input function, but in some implementations
In example, contact panel 831 and display panel 841 can be integrated and realize input and the output function of mobile phone.
Mobile phone 800 may also include at least one sensor 850, such as optical sensor, motion sensor and other sensings
Device.Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 841, and proximity transducer can close display panel when mobile phone is moved in one's ear
841 and/or backlight.Motion sensor may include acceleration transducer, can detect by acceleration transducer and adds in all directions
The size of speed, size and the direction of gravity are can detect that when static, application (such as the horizontal/vertical screen available for identification mobile phone posture
Switching), Vibration identification correlation function (such as pedometer, tap) etc.；In addition, mobile phone can also configure gyroscope, barometer, humidity
Other sensors such as meter, thermometer, infrared ray sensor etc..
Voicefrequency circuit 860, loudspeaker 861 and microphone 862 can provide the COBBAIF between user and mobile phone.Audio-frequency electric
Electric signal after the voice data received conversion can be transferred to loudspeaker 861, sound is converted to by loudspeaker 861 by road 860
Signal output；On the other hand, the voice signal of collection is converted to electric signal by microphone 862, is turned after being received by voicefrequency circuit 860
Voice data is changed to, then after voice data output processor 880 is handled, another mobile phone can be sent to through RF circuits 810, or
Person exports voice data to memory 820 so as to subsequent treatment.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronicses postal by WiFi module 870
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 8 is shown
WiFi module 870, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone 800, can omit as needed.
Processor 880 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, is led to
Cross operation or perform the software program and/or module being stored in memory 820, and call and be stored in memory 820
Data, the various functions and processing data of mobile phone are performed, so as to carry out integral monitoring to mobile phone.In one embodiment, handle
Device 880 may include one or more processing units.In one embodiment, processor 880 can integrate application processor and modulation
Demodulation processor, wherein, application processor mainly handles operating system, user interface and application program etc.；Modulation /demodulation is handled
Device mainly handles radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 880.
Mobile phone 800 also includes the power supply 890 (such as battery) to all parts power supply, it is preferred that power supply can pass through electricity
Management system and processor 880 are logically contiguous, so as to realize management charging, electric discharge and power consumption by power-supply management system
The functions such as management.
In one embodiment, mobile phone 800 can also include camera, bluetooth module etc..
In the embodiment of the present application, the processor 880 included by the mobile terminal performs the calculating of storage on a memory
Following steps are realized during machine program：
Obtained successively according to the motion track of mobile terminal can be provided for the mobile terminal target of communication service without
The network information of line access device, form current network track table；
Default network path table is called, the default network path table is used at least store the mobile terminal according to first
The network information of desired guiding trajectory Target Wireless access device corresponding when moving；First desired guiding trajectory be mobile terminal from
Open the motion track of the WLAN overlay area of available wireless access device；
When the network information corresponding with first desired guiding trajectory of the network information in the table of the current network track is consistent
When, scanning switchover policy is enabled, switches to drive sweep mode to be scanned WLAN active scan mode.
When processor 880 included by mobile terminal performs the computer program of storage on a memory, when described current
When the network information network information corresponding with first desired guiding trajectory in network path table is consistent, then mobile terminal is shown
The overlay area of WLAN through have left any available wireless access device, now, start scanning switchover policy, by master
Dynamic scan mode switches to drive sweep mode to be scanned WLAN, can save power consumption, improves endurance,
Radiation can be reduced, while does not also interfere with the experience of user.
The embodiment of the present application also provides a kind of computer program product for including instruction, when run on a computer,
So that computer performs following steps：
Obtained successively according to the motion track of mobile terminal can be provided for the mobile terminal target of communication service without
The network information of line access device, form current network track table；
Default network path table is called, the default network path table is used at least store the mobile terminal according to first
The network information of desired guiding trajectory Target Wireless access device corresponding when moving；First desired guiding trajectory be mobile terminal from
Open the motion track of the WLAN overlay area of available wireless access device；
When the network information corresponding with first desired guiding trajectory of the network information in the table of the current network track is consistent
When, scanning switchover policy is enabled, switches to drive sweep mode to be scanned WLAN active scan mode.
Computer program product comprising instruction, when run on a computer, when in the table of the current network track
The network information network information corresponding with first desired guiding trajectory it is consistent when, then show that mobile terminal has had been moved off arbitrarily
The overlay area of the WLAN of available wireless access device, now, start scanning switchover policy, active scan mode is cut
Drive sweep mode is changed to be scanned to WLAN, power consumption can be saved, improves endurance, it is possible to reduce spoke
Penetrate, while also do not interfere with the experience of user.
Any reference to memory, storage, database or other media used in this application may include non-volatile
And/or volatile memory.Suitable nonvolatile memory may include read-only storage (ROM), programming ROM (PROM),
Electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include arbitrary access
Memory (RAM), it is used as external cache.By way of illustration and not limitation, RAM is available in many forms, such as
It is static RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDR SDRAM), enhanced
SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM).
Embodiment described above only expresses the several embodiments of the application, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the application the scope of the claims can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, on the premise of the application design is not departed from, various modifications and improvements can be made, these belong to the guarantor of the application
Protect scope.Therefore, the protection domain of the application patent should be determined by the appended claims.
Claims (10)
- A kind of 1. mobile terminal wireless local area network scan method, it is characterised in that including：The Target Wireless of communication service can be provided for the mobile terminal by, which being obtained successively according to the motion track of mobile terminal, connects Enter the network information of equipment, form current network track table；Default network path table is called, the default network path table is preset at least storing the mobile terminal according to first The network information of track Target Wireless access device corresponding when moving；First desired guiding trajectory leaves for mobile terminal can With the motion track of the WLAN overlay area of radio reception device；When the network information corresponding with first desired guiding trajectory of the network information in the table of the current network track is consistent, open With scanning switchover policy, drive sweep mode is switched to be scanned WLAN active scan mode.
- 2. according to the method for claim 1, it is characterised in that before the default network path table of the calling, in addition to：When mobile terminal leaves the WLAN overlay area of the available wireless access device, record is currently able to as institute State mobile terminal and the network information corresponding to the Target Wireless access device of communication service is provided；The one-level radio reception device of the available wireless access device is obtained according to the network information；When mobile terminal leaves the one-level radio reception device WLAN overlay area, obtain two level wireless access and set Standby, it can be described when leaving the one-level radio reception device WLAN overlay area that the two level access device, which is, Mobile terminal provides the radio reception device of maximum intensity signal；By the mobile terminal from the available wireless access device through the one-level radio reception device be moved to two level without The track definition of line access device is the described first default motion track；The default net is formed according to the default motion track of the one-level radio reception device, two level radio reception device and first Network track table.
- 3. according to the method for claim 2, it is characterised in that also include：Obtain mobile terminal leave the available wireless access device WLAN overlay area and/or the one-level it is wireless The azimuth information of the WLAN overlay area of access device；The default network path table is updated according to the azimuth information.
- 4. according to the method for claim 1, it is characterised in that the default network path table is used to store the movement eventually The network information of end Target Wireless access device corresponding when being moved according to the second desired guiding trajectory；Second desired guiding trajectory is Mobile terminal enters the motion track of the WLAN overlay area of the available wireless access device.
- 5. according to the method for claim 4, it is characterised in that also include：, will when the network information corresponding with second desired guiding trajectory of the network information in the table of the current network track is consistent Drive sweep mode switches to active scan mode to be scanned WLAN.
- 6. according to the method for claim 5, it is characterised in that also include：When being linked into the WLAN using active scan mode, the active scan mode is switched into drive sweep Mode.
- 7. according to the method for claim 1, it is characterised in that also include：When using active scan mode Wlan scanning, increase scan frequency；When using drive sweep mode Wlan scanning, scan frequency is reduced.
- A kind of 8. mobile terminal wireless local area network scan device, it is characterised in that including：Network path forms module, for obtaining can be provided for the mobile terminal successively according to the motion track of mobile terminal The network information of the Target Wireless access device of communication service, form current network track table；Network path calling module, for calling default network path table, the default network path table is used at least store institute State the network information of Target Wireless access device corresponding when mobile terminal moves according to the first desired guiding trajectory；Described first is pre- If track is the track that mobile terminal leaves available wireless access device；Scan control module, for when the network information in the table of the current network track it is corresponding with first desired guiding trajectory When the network information is consistent, scanning switchover policy is enabled, switches to drive sweep mode to come to wireless local active scan mode Net is scanned.
- 9. a kind of computer equipment, including memory and processor, computer-readable instruction is stored in the memory, it is described Instruction by the computing device when so that the computing device as any one of claim 1 to 7 mobile terminal without The step of line local area network scan method.
- 10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the computer program Realized when being executed by processor as any one of claim 1 to 7 the step of mobile terminal wireless local area network scan method.
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