CN107846723A - Wireless local area network scan method, apparatus, computer equipment and storage medium - Google Patents
Wireless local area network scan method, apparatus, computer equipment and storage medium Download PDFInfo
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- CN107846723A CN107846723A CN201711329809.9A CN201711329809A CN107846723A CN 107846723 A CN107846723 A CN 107846723A CN 201711329809 A CN201711329809 A CN 201711329809A CN 107846723 A CN107846723 A CN 107846723A
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- access point
- local area
- area network
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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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)
Abstract
The application is related to a kind of wireless local area network scan method, apparatus, computer equipment and storage medium.This method includes：When the WLAN functions of the terminal are opened, available wireless access point is searched for according to default scanning strategy；When the terminal accesses the available wireless access point, wireless LAN communication link is formed, obtains the network information of the wireless LAN communication link；According to the wireless local area network scan function of terminal described in the network information control of the wireless LAN communication link.By the above method, it can reduce the power consumption of terminal according to the wireless local area network scan function of the network information automatic switch terminal of wireless LAN communication link, reduce the radiation that terminal is brought in scanning process, improve Consumer's Experience.
Description
Technical field
The application is related to communication technical field, is set more particularly to a kind of wireless local area network scan method, apparatus, computer
Standby and storage medium.
Background technology
With the development of mobile communications network, WLAN (Wireless Local Area Networks, WLAN)
As a kind of access is convenient, speed is fast, relative low price local communication network has widely been disposed and used.Move
Dynamic terminal (work station STA) is using WiFi (Wireless Fidelity, Wireless Fidelity) technologies and AP (Wireless Access
Point, wireless access points) connection is established to access WLAN.Specifically, Wi-Fi module built in mobile terminal, is
WLAN is accessed, mobile terminal finds nearby whether there is available AP firstly the need of by scanning.When user have left
When can use AP scopes, such as go out shopping, go to work, travel, if manual-lock WLAN, mobile terminal can be not all always by user
Phase property transmission signal be scanned, the scanning process can cause the power consumption of mobile terminal to increase, and shorten the standby of mobile terminal
Duration.
The content of the invention
The embodiment of the present application provides a kind of wireless local area network scan method, apparatus, computer equipment and storage medium, can
The wireless local area network scan function of automatic switch terminal, reduce the power consumption of terminal.
A kind of wireless local area network scan method, applied to the terminal for possessing mobile communication function, methods described includes：
When the WLAN functions of the terminal are opened, available wireless access point is searched for according to default scanning strategy；
When the terminal accesses the available wireless access point, wireless LAN communication link is formed, obtains the nothing
The network information of line local area network communication link；
According to the wireless local area network scan function of terminal described in the network information control of the wireless LAN communication link.
A kind of wireless local area network scan device, described device include：
Search module, for when the WLAN functions unlatching of the terminal, available wireless to be searched for according to default scanning strategy
Access point；
Acquisition module, for when the terminal accesses the available wireless access point, forming wireless LAN communication chain
Road, obtain the network information of the wireless LAN communication link；
Scan control module, the nothing for terminal described in the network information control according to the wireless LAN communication link
Line local area network scan function.
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 method described in the computing device.
A kind of computer-readable recording medium, is stored thereon with computer program, and the computer program is held by processor
The step of described method is realized during row.
Above-mentioned wireless local area network scan method, apparatus, computer equipment and storage medium, when the WLAN functions of the terminal
During unlatching, available wireless access point is searched for according to default scanning strategy, when the terminal accesses the available wireless access point,
Wireless LAN communication link is formed, the network information of the wireless LAN communication link is obtained, according to the wireless local
The wireless local area network scan function of terminal described in the network information control of Network Communication link, can be according to wireless LAN communication chain
The wireless local area network scan function of the network information automatic switch terminal on road, the power consumption of terminal is reduced, reduces terminal and is sweeping
The radiation brought during retouching, improves Consumer's Experience.
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 wireless local area network scan method in one embodiment；
Fig. 3 is the schematic flow sheet of wireless local area network scan method in another embodiment；
Fig. 4 is the schematic flow sheet of wireless local area network scan method in another embodiment；
Fig. 5 is the schematic flow sheet of wireless local area network scan method in another embodiment；
Fig. 6 is the schematic flow sheet of wireless local area network scan method in another embodiment；
Fig. 7 is the schematic flow sheet of wireless local area network scan method in another embodiment；
Fig. 8 is the structured flowchart of wireless local area network scan device in one embodiment；
Fig. 9 is the block diagram of the part-structure of the mobile phone related to the terminal 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.
Unless otherwise defined, all of technologies and scientific terms used here by the article and the technical field of the application is belonged to
The implication that technical staff is generally understood that is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that limitation the application.It is appreciated that term " first " used in this application, " second "
Etc. can be used to describe various elements herein, but these elements should not be limited by these terms.These terms are only used for first
Individual element is distinguished with another element.
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 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 the phase intercommunication of cloud server 101
Letter, mobile terminal 100 can also be communicated by the network of relation in addition to base station 102 with cloud server 101, mobile
Terminal 100 can also be communicated with radio reception device 103, establish wireless network connection.Further, in radio communication system
In system, base station 102 receives the reverse link signal from mobile terminal 100.Mobile terminal 100 generally participates in call, message is received
Hair and other types of communication.Base station 102 is handled each reverse link signal of reception, and by the signal after processing with
The form of forward link signals is sent to mobile terminal 100.Alternatively, the communication channel dividing mode that above-mentioned communication process uses
Including but 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 wireless local area network scan method, applied to possessing movement
The terminal of communication function, the present embodiment are applied to the movement of the working environment in above-mentioned Fig. 1 in the wireless local area network scan method
Terminal 100 illustrates.The wireless local area network scan method specifically includes following steps：
Step 202：When the WLAN functions of the terminal are opened, available wireless access is searched for according to default scanning strategy
Point.
Specifically, when the WLAN functions of mobile terminal are opened, if mobile terminal needs to access wlan network, need to send out
Now neighbouring, accessible network access equipment, such as WAP (Access Point, AP), enters with network access equipment
After row scanning, certification and association, wlan network can be just accessed.WAP can be understood as mobile terminal and successfully visit
The WLAN of the WAP was asked, for example, the available AP that family expenses can with AP, can be accessed often with AP, work unit
Or other public domains can use AP etc..Multiple available AP facility information is stored with the presetting database of mobile terminal, its
In, facility information can include available wireless access point specified services set identifier (Service Set Identifier, SSID),
MAC Address, the channel used, wireless frequency, the position letter of the overlay area of available wireless point and the available wireless access point
Breath etc., the facility information of each available wireless access point is corresponded and is stored in presetting database.Mobile terminal is in WLAN
Available wireless access point is searched for according to default scanning strategy after unlatching.
For example, switch the WLAN scan modes of mobile terminal according to the daily schedule of user, when mobile terminal is in default
During free time section, the active scan mode that mobile terminal is given tacit consent to is switched into drive sweep mode, using drive sweep mode
Network access equipment near scanning, accessible, such as WAP, wireless router.When mobile terminal is in non-default
When in free time section, drive sweep is switched into active scan mode, scanned using active scan mode neighbouring, accessible
Network access equipment.Alternatively, scanning switch strategy is preset to can also be according to the application program hair on detection mobile terminal
The location of the scan request sent, mobile terminal, the scene such as translational speed of mobile terminal automatically control scan function
Switch to scan neighbouring, accessible network access equipment.
Step 204：When the terminal accesses the available wireless access point, wireless LAN communication link is formed, is obtained
Take the network information of the wireless LAN communication link.
Specifically, when the current location of mobile terminal has an available wireless access point, and mobile terminal access is any available
During WAP, wireless LAN communication link is formed, mobile terminal can obtains the available wireless access point of access
The network information, and then obtain the network information of wireless LAN communication link.
The network information comprises at least the mobile terminal and receives the WLAN that the available wireless access point provides
Signal intensity (Received Signal Strength Indication, RSSI), the signal of reception received can be referred to as again
Intensity indicates, is the optional part for transmitting wirelessly layer, for judging link quality, and broadcast transmission intensity.The signal of reception
Intensity instruction RSSI is usually negative, and value is bigger, and explanation link-quality is better, and it is poorer to be worth smaller explanation link-quality.
Alternatively, the network information can also be the Packet Error Ratio of communication link, and Packet Error Ratio represents that delay data packet number accounts for institute
The ratio of data group is sent, the Packet Error Ratio reflects the data stability of current WLAN signal.For example, the mistake of different WLAN antennas
Bag rate can be 8%, 10%, 12% etc., by choosing the less WLAN antennas of Packet Error Ratio to ensure that the data of network signal are steady
It is qualitative.
Step 206：According to the WLAN of terminal described in the network information control of the wireless LAN communication link
Scan function.
Specifically, mobile terminal controls WLAN scan functions according to the network information of wireless LAN communication link, by
The signal intensity instruction of reception in the network information can be used for the communication quality for evaluating communication link, work as good communication quality
When, user is less demanding to the real-times of other available wireless access points, and now, mobile terminal can close WLAN scanning work(
Can, to save power consumption；When communication quality difference, user's urgent need, which is quickly switched into other, has the wireless access of more preferable communication quality
Point, now, mobile terminal open WLAN scan functions, maximumlly to meet user's request, ensure the fluency of network.
Alternatively, mobile terminal can also control WLAN to scan work(according to the Packet Error Ratio of wireless LAN communication link
Can, if the Packet Error Ratio of current communications link is relatively low, and is less than pre-set ratio threshold value, now mobile terminal can close WLAN scannings
Function, to save power consumption；If the Packet Error Ratio of current communications link is higher, and is higher than pre-set ratio threshold value, now mobile terminal is opened
WLAN scan functions are opened, maximumlly to meet user's request, ensure the fluency of network.
Above-mentioned wireless local area network scan method, when the WLAN functions of the terminal are opened, searched according to default scanning strategy
Rope available wireless access point, when the terminal accesses the available wireless access point, wireless LAN communication link is formed, is obtained
The network information of the wireless LAN communication link is taken, according to the network information control institute of the wireless LAN communication link
The wireless local area network scan function of terminal is stated, can be according to the network information automatic switch terminal of wireless LAN communication link
Wireless local area network scan function, the power consumption of terminal is reduced, reduce the radiation that terminal is brought in scanning process, improve use
Experience at family.
As shown in figure 3, in one embodiment, the basis presets scanning strategy search available wireless access point, including
Following steps：
Step 302：Obtain current time information.
Mobile terminal obtains current time information in real time, judges mobile terminal status according to current time information.Its
In, temporal information include but is not limited to the date, week, when, minute, second.
The WLAN scan functions of mobile terminal include active scan and drive sweep.
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.
For drive sweep mode, mobile terminal will not actively send probe request, and exactly passive reception wirelessly connects
Beacon frame (Beacon) that access point is periodically sent finds network.Beacon frame include wireless access point AP service set,
Supporting rate, the MAC Address of WAP, the authentication mode of support, AES, beacon frame information interval, the letter used
The information such as road.For example, the default cycles that WAP sends beacon frame are 100ms, i.e., WAP all can be wide per 100ms
Broadcast and send a beacon frame.STA is exactly by intercepting beacon frame on each channel for being supported at it, to know existing nothing around
Gauze network.
Step 304：When the terminal is in default free time section, then nothing can be used by being searched for by the way of drive sweep
Line access point.
When mobile terminal is in default free time section, show that the WLAN function utilization rates of now mobile terminal are relatively low,
Then by mobile terminal give tacit consent to active scan mode switch to drive sweep mode, using drive sweep mode scan near,
Accessible network access equipment, such as WAP, wireless router.That is, when mobile terminal is in free time section,
No matter whether mobile terminal is connected to network access equipment, such as AP, wireless router, is carried out all by the way of drive sweep
Scanning.
Step 306：When the terminal is in non-default free time section, then searched for by the way of active scan available
WAP.
When mobile terminal is in non-default free time section, represent now mobile terminal WLAN functions utilization rate compared with
Height, in order to quickly scan available WAP to connect upper wireless network, if the scanning of current mobile terminal
When mode is drive sweep, drive sweep is switched into active scan mode, using active scan mode scan near, can connect
The network access equipment entered, such as WAP, wireless router.
The wireless local area network scan method that the present embodiment provides, by obtaining current time information, believed according to the time
Breath is judged whether in default free time section, if then being searched for available wireless access point by the way of drive sweep, if not
Available wireless access point is then searched for according to default scanning strategy, can be according to the scanning of the daily schedule automatic switchover terminal of user
Mode, reduce the power consumption of terminal, reduce the radiation that terminal is brought in scanning process, improve Consumer's Experience.
As shown in figure 4, in one embodiment, the network information control according to the wireless LAN communication link
The wireless local area network scan function of the terminal, comprises the following steps：
Step 402：Detect the wireless lan signal intensity that the available wireless access point received provides.
When mobile terminal accesses target available wireless access point, mobile terminal can detect the letter of the reception of reception in real time
Number intensity instruction RSSI, that is, the signal for the WLAN that the target available wireless access point that mobile terminal receives provides is strong
Degree, can judge the nothing formed between current mobile terminal and target available wireless access point in real time according to the signal intensity of acquisition
The communication quality of line local area network communication link.
Step 404：Judge the size of the signal intensity and preset signal strength threshold value.
Preset signal strength threshold value can be understood as accessing the threshold value of available wireless access point, its preset signal strength threshold
The size of value can be set according to the actual requirements, here, not further limited.
The signal intensity of the reception of acquisition is indicated into RSSI compared with preset signal strength threshold value, according to the knot compared
Fruit, control the WLAN scan functions of mobile terminal.
Step 406：When the signal intensity is more than preset signal strength threshold value, the wireless local area network scan work(is controlled
It can close.
When mobile terminal accesses target available wireless access point, the signal intensity of the WLAN received is more than etc.
When preset signal strength threshold value, show mobile terminal and target available wireless access point communication link communication quality compared with
Good, now, mobile terminal is not high to the demand of other available wireless access points, now, controls the WLAN of mobile terminal to scan work(
It can close.Due to mobile terminal when the communication quality of wireless LAN communication link is preferable to WLAN use demand not
Height, if now still opening WLAN scan functions, mobile terminal can periodically launch powerful radiofrequency signal come near scanning
, accessible network access equipment, such as WAP, wireless router, then can virtually increase the power consumption of mobile terminal,
Shorten the standby time of complete machine.Mobile terminal radiation caused by meeting during by scanning search available wireless access point,
User can influence physical and mental health using mobile terminal under such circumstances for a long time.Now close WLAN scan functions, Neng Goujie
Power consumption is saved, improves endurance, and radiation can be reduced.
Step 408：When the signal intensity is less than preset signal strength threshold value, the wireless local area network scan work(is controlled
It can open.
When the signal intensity for the WLAN that mobile terminal receives is less than preset signal strength threshold value, show to move
Terminal and the communication quality of the communication link of target available wireless access point are poor, if mobile terminal still accesses the target and can use
WAP, the fluency of user's online will be influenceed, influence Consumer's Experience, therefore access, it is necessary to which mobile terminal is switched
The neighbouring available wireless access device higher to signal intensity.Now, closed if the WLAN scan functions of current mobile terminal are in
During closed state, WLAN scan functions are opened, to scan neighbouring, accessible network access equipment, such as WAP, wirelessly
Router etc..It is searched the maximization of net performance, lift Consumer's Experience.
As shown in figure 5, in one embodiment, after the size for judging the signal intensity and preset signal strength threshold value,
Also include：
Step 502：Obtain the first duration that described information intensity is more than or equal to the preset signal strength threshold value.
When mobile terminal accesses available wireless access point, the letter of the WLAN of the WAP offer of reception
When number intensity is more than preset signal strength threshold value, then mobile terminal starts timing, and the WAP for obtaining reception provides
WLAN signal intensity be more than preset signal strength threshold value the first duration.
Step 504：If first duration is more than the first preset duration, the wireless local area network scan work(is controlled
It can close.
When mobile terminal accesses available wireless access point, when having thing between mobile terminal and the available wireless access point of access
When body or people are blocked, the communication quality of the communication link formed between its mobile terminal and available wireless access point will be by shadow
Ring, if being influenceed simply in a flash caused by because the factor such as blocking, first duration is less than the first preset duration, with regard to it is no must
The WLAN scan functions of turning-off mobile terminal are wanted, only when the first duration is more than the first preset duration, are just really thought
Current mobile terminal and the communication quality of the wireless LAN communication link of available wireless access point improve, and now, will close
The WLAN scan functions of mobile terminal, to reduce the power consumption of terminal.In this manner it is possible to avoid " ping-pong ".
In one embodiment, after the size for judging the signal intensity and preset signals threshold value, in addition to：
Step 506：Obtain the second duration that described information intensity is less than the preset signal strength threshold value.
Step 508：If second duration is more than the second preset duration, the wireless local area network scan work(is controlled
It can open.
When mobile terminal accesses available wireless access point, the signal intensity of the available wireless local area networks of reception is less than default letter
When second duration of number threshold value is more than the second preset duration, then it is considered that current mobile terminal and available wireless access point
Wireless LAN communication link poor communications quality, control WLAN scan functions are opened, quickly to search out available wireless
Access point.
Further, in order to ensure that user can search out other available wireless access points, usual first preset duration in time
More than the second preset duration.
As shown in fig. 6, in one embodiment, the wireless local area network scan method is further comprising the steps of：
Step 602：Whether the display page for detecting the terminal is in the setting page of WLAN.
Step 604：When the display page of the terminal is the setting page of the WLAN, control described wireless
Local area network scan function is opened.
Specifically, when mobile terminal accesses available wireless access point, the signal quality of wireless LAN communication link is always
It is higher, and when signal intensity indicating RSSI value is more than preset signal strength threshold value, if mobile terminal detects that user enters
WLAN sets the page, all AP that can be generally scanned around the Page user can see.Under this page, user may
Other AP can be manually switched to, even if the currently available AP signal qualitys of connection are fine.Therefore, under this scene, no matter signal
Whether intensity instruction RSSI is less than preset signal strength threshold value, mobile as long as detecting that user has entered WLAN and set the page
Terminal opens WLAN scan functions immediately.
As shown in fig. 7, in one embodiment, before the mobile terminal accesses the available wireless access point, also wrap
Include：
Step 702：When the current location of the mobile terminal has multiple available wireless access points, obtain multiple
The signal frame that the available wireless access point is sent.
It can be obtained and the current location information phase in presetting database according to the current location of the mobile terminal of acquisition
The available wireless access point of matching.Wherein, the quantity of available wireless access point can be 1,2 or multiple.It is meanwhile mobile whole
End can obtain the signal frame that each available wireless access point is sent in real time.
Step 704：Detect the received signal strength for the signal frame that the available wireless access point is sent.
Step 706：The received signal strength highest available wireless access point for choosing the signal frame accesses to wireless office
Domain net.
Specifically, mobile terminal can be using the received signal strength highest available wireless access point of signal frame as target
Available wireless access point；The most strong available wireless access point of the reception signal stability of signal frame can also be can use as target
WAP；The weight factor of strength information and stability information can also be set according to demand, consider strength information
Target available wireless access point is determined with stability information.
In one embodiment, in addition to according to the network information of the target available wireless access point scanning is determined
The step of scan frequency of mode.
Further, the signal of the wireless LAN communication link provided when the target available wireless access point received is strong
When spending increasing, the scan frequency of mobile terminal WLAN scan functions is reduced, until the signal of wireless LAN communication link
When intensity is more than preset signals threshold value, the WLAN scan functions of turning-off mobile terminal, so as to save power consumption.
Further, the signal of the wireless LAN communication link provided when the target available wireless access point received is strong
Spend less and less, until when the signal intensity of wireless LAN communication link is less than preset signals threshold value, open mobile terminal
WLAN scan functions, and increase the scan frequency of mobile terminal WLAN scan functions, so as to scan faster to available wireless
LAN, improve the Experience Degree of user.
As shown in figure 8, in one embodiment, there is provided a kind of wireless local area network scan device, the device include：Search for mould
Block 801, acquisition module 802, scan control module 803.
Search module 801 is used to, when the WLAN functions of the terminal are opened, nothing can be used according to the search of default scanning strategy
Line access point.
Acquisition module 802 is used to, when the terminal accesses the available wireless access point, form wireless LAN communication
Link, obtain the network information of the wireless LAN communication link.
Scan control module 803 is used for the terminal according to the network information control of the wireless LAN communication link
Wireless local area network scan function.
Above-mentioned wireless local area network scan device, by search module 801 when the WLAN functions of the terminal are opened, according to
Default scanning strategy search available wireless access point, acquisition module 802 when the terminal accesses the available wireless access point,
Wireless LAN communication link is formed, obtains the network information of the wireless LAN communication link, scan control module 803
, can be according to nothing according to the wireless local area network scan function of terminal described in the network information control of the wireless LAN communication link
The wireless local area network scan function of the network information automatic switch terminal of line local area network communication link, the power consumption of terminal is reduced,
Reduce the radiation that terminal is brought in scanning process, improve Consumer's Experience.
In one embodiment, search module 801 is additionally operable to obtain current time information；When the terminal is in default sky
During the not busy period, then available wireless access point is searched for by the way of drive sweep；When the terminal be in it is non-default idle when
Between section when, then available wireless access point is searched for by the way of active scan.
In one embodiment, scan control module 803 is additionally operable to the available wireless access point that receives of detection and carried
The wireless lan signal intensity of confession；Judge the size of the signal intensity and preset signal strength threshold value；When the signal is strong
When degree is more than preset signal strength threshold value, the wireless local area network scan function is controlled to close；When the signal intensity is less than in advance
If during signal strength threshold, the wireless local area network scan function is controlled to open.
In one embodiment, scan control module 803, which is additionally operable to obtain the signal intensity, is more than the preset signals
First duration of intensity threshold；If first duration is more than the first preset duration, the wireless local is controlled
Net scan function is closed.
In one embodiment, scan control module 803, which is additionally operable to obtain the signal intensity, is less than the preset signals
Second duration of intensity threshold；If second duration is more than the second preset duration, the wireless local is controlled
Net scan function is opened.
In one embodiment, the wireless local area network scan device also includes detection module, for detecting the terminal
Show whether the page is in the setting page of WLAN；When the display page the setting for the WLAN of the terminal
When putting the page, the wireless local area network scan function is controlled to open.
In one embodiment, the wireless local area network scan device also includes choosing module, for when the mobile terminal
Current location when multiple available wireless access points be present, obtain the signal that multiple available wireless access points are sent
Frame；Detect the received signal strength for the signal frame that the available wireless access point is sent；Choose the reception signal of the signal frame
Intensity highest available wireless access point accesses to WLAN.
The division of modules is only used for for example, in other embodiments in above-mentioned wireless local area network scan device,
Wireless local area network scan device can be divided into different modules, to complete above-mentioned wireless local area network scan device as required
All or part of function.
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 wireless local area network scan method described in each embodiment as described above.
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 wireless local area network scan method described in the various embodiments described above.
The embodiment of the present application additionally provides a kind of terminal.As shown in figure 9, for convenience of description, illustrate only and the application
The related part of embodiment, particular technique details do not disclose, refer to the embodiment of the present application method part.The terminal can be
Including mobile phone, tablet personal computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of
Sales, point-of-sale terminal), vehicle-mounted computer, any terminal device such as Wearable, so that terminal is mobile phone as an example：
Fig. 9 is the block diagram of the part-structure of the mobile phone related to the terminal of the embodiment of the present application offer.With reference to figure 9, mobile phone
Including：Radio frequency (Radio Frequency, RF) circuit 910, memory 920, input block 930, display unit 940, sensor
950th, voicefrequency circuit 960, Wireless Fidelity (wireless fidelity, WiFi) module 970, processor 980 and power supply 990
Deng part.It will be understood by those skilled in the art that the handset structure shown in Fig. 9 does not form the restriction to mobile phone, can include
Than illustrating more or less parts, some parts or different parts arrangement are either combined.
Wherein, RF circuits 910 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 980；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 910 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 920 can be used for storage software program and module, and processor 980 is stored in memory 920 by operation
Software program and module, so as to perform the various function application of mobile phone and data processing.Memory 920 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 920 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 930 can be used for the numeral or character information for receiving input, and produces and set with the user of mobile phone 900
And the key signals input that function control is relevant.Specifically, input block 930 may include contact panel 931 and other inputs
Equipment 932.Contact panel 931, 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 931 or near contact panel 931),
And corresponding attachment means are driven according to formula set in advance.In one embodiment, contact panel 931 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 980, and the order sent of reception processing device 980 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 931.Except touch surface
Plate 931, input block 930 can also include other input equipments 932.Specifically, other input equipments 932 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 940 can be used for display by user input information or be supplied to user information and mobile phone it is various
Menu.Display unit 940 may include display panel 941.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 941.In one embodiment, contact panel 931 can cover display panel 941, when contact panel 931 is examined
After measuring the touch operation on or near it, processor 980 is sent to determine the type of touch event, is followed by subsequent processing device
980 provide corresponding visual output according to the type of touch event on display panel 941.Although in fig.9, contact panel
931 and display panel 941 are the parts independent as two to realize the input of mobile phone and input function, but in some implementations
In example, contact panel 931 and display panel 941 can be integrated and realize input and the output function of mobile phone.
Mobile phone 900 may also include at least one sensor 950, 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 941, and proximity transducer can close display panel when mobile phone is moved in one's ear
941 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 960, loudspeaker 961 and microphone 962 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 961, sound is converted to by loudspeaker 961 by road 960
Signal output；On the other hand, the voice signal of collection is converted to electric signal by microphone 962, is turned after being received by voicefrequency circuit 960
Voice data is changed to, then after voice data output processor 980 is handled, another mobile phone can be sent to through RF circuits 910, or
Person exports voice data to memory 920 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 970
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 9 is shown
WiFi module 970, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone 900, can omit as needed.
Processor 980 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 920, and call and be stored in memory 920
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 980 may include one or more processing units.In one embodiment, processor 980 can integrate application processor and modulation
Demodulator, wherein, application processor mainly handles operating system, User Page and application program etc.；Modem is mainly located
Manage radio communication.It is understood that above-mentioned modem can not also be integrated into processor 980.Such as the processor
980 can integrate application processor and BBP, BBP with and other peripheral chips etc. can form modem.
Mobile phone 900 also includes the power supply 990 (such as battery) to all parts power supply, it is preferred that power supply can pass through power management system
System is logically contiguous with processor 980, so as to realize the work(such as management charging, electric discharge and power managed by power-supply management system
Energy.
In one embodiment, mobile phone 900 can also include camera, bluetooth module etc..
In the embodiment of the present application, when the computing device included by the mobile phone stores computer program on a memory
Realize the wireless local area network scan method described in the various embodiments described above.
During the execution of the computer program run on a processor, it can be believed according to the network of wireless LAN communication link
The wireless local area network scan function of automatic switch terminal is ceased, the power consumption of terminal is reduced, reduces terminal band in scanning process
The radiation come, improves Consumer's Experience.
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)
1. a kind of wireless local area network scan method, applied to the terminal for possessing mobile communication function, methods described includes：
When the WLAN functions of the terminal are opened, available wireless access point is searched for according to default scanning strategy；
When the terminal accesses the available wireless access point, wireless LAN communication link is formed, obtains the wireless office
The network information of domain Network Communication link；
According to the wireless local area network scan function of terminal described in the network information control of the wireless LAN communication link.
2. according to the method for claim 1, it is characterised in that the basis presets scanning strategy search available wireless access
Point, including：
Obtain current time information；
When the terminal is in default free time section, then available wireless access point is searched for by the way of drive sweep；
When the terminal is in non-default free time section, then available wireless access point is searched for by the way of active scan.
3. according to the method for claim 1, it is characterised in that the network information includes the wireless office that the terminal receives
Domain net signal intensity；The WLAN of the terminal according to the network information control of the wireless LAN communication link
Scan function, including：
Detect the wireless lan signal intensity that the available wireless access point received provides；
Judge the size of the signal intensity and preset signal strength threshold value；
When the signal intensity is more than preset signal strength threshold value, the wireless local area network scan function is controlled to close；
When the signal intensity is less than preset signal strength threshold value, the wireless local area network scan function is controlled to open.
4. according to the method for claim 3, it is characterised in that methods described also includes：
Obtain the first duration that the signal intensity is more than the preset signal strength threshold value；
If first duration is more than the first preset duration, the wireless local area network scan function is controlled to close；Or,
Obtain the second duration that the signal intensity is less than the preset signal strength threshold value；
If second duration is more than the second preset duration, the wireless local area network scan function is controlled to open.
5. according to the method for claim 1, it is characterised in that methods described also includes：
Whether the display page for detecting the terminal is in the setting page of WLAN；
When the display page of the terminal is the setting page of the WLAN, the wireless local area network scan work(is controlled
It can open.
6. according to the method for claim 1, it is characterised in that the terminal access the available wireless access point it
Before, in addition to：
When the current location of the mobile terminal has multiple available wireless access points, multiple available wireless are obtained
The signal frame that access point is sent；
Detect the received signal strength for the signal frame that the available wireless access point is sent；
The received signal strength highest available wireless access point for choosing the signal frame accesses to WLAN.
7. according to the method for claim 1, it is characterised in that also include：
The scan frequency of the wireless local area network scan function is determined according to the network information of the available wireless access point.
8. a kind of wireless local area network scan device, it is characterised in that described device includes：
Search module, for when the WLAN functions unlatching of the terminal, available wireless access to be searched for according to default scanning strategy
Point；
Acquisition module, for when the terminal accesses the available wireless access point, forming wireless LAN communication link, obtaining
Take the network information of the wireless LAN communication link；
Scan control module, the wireless office for terminal described in the network information control according to the wireless LAN communication link
Domain net scan function.
9. a kind of computer equipment, including memory and processor, computer-readable instruction is stored in the memory, it is described
When instruction is by the computing device so that the step of method of the computing device as any one of claim 1 to 7
Suddenly.
10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the computer program
The step of method as any one of claim 1 to 7 is realized when being executed by processor.
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| CN201711329809.9A CN107846723B (en) | 2017-12-13 | 2017-12-13 | Wireless local area network scanning method and device, computer equipment and storage medium |
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|---|---|---|---|
| CN201711329809.9A CN107846723B (en) | 2017-12-13 | 2017-12-13 | Wireless local area network scanning method and device, computer equipment and storage medium |
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| CN107846723B (en) | 2020-04-24 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
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