CN106776085A - Touch screen protective method and mobile terminal - Google Patents
Touch screen protective method and mobile terminal Download PDFInfo
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- CN106776085A CN106776085A CN201710108454.4A CN201710108454A CN106776085A CN 106776085 A CN106776085 A CN 106776085A CN 201710108454 A CN201710108454 A CN 201710108454A CN 106776085 A CN106776085 A CN 106776085A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/004—Error avoidance
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Abstract
The invention provides a kind of touch screen protective method and mobile terminal, wherein, methods described includes：The current placement state of detection mobile terminal；When the placement state be the mobile terminal touch screen down, be positioned on conductive body when, stopping is powered to the touch-screen, or second frequency value is adjusted to by first frequency value to the scan frequency of the touch-screen, wherein, the first frequency value is more than the second frequency value.By touch screen protective method provided in an embodiment of the present invention, touch-screen can be prevented effectively from and be damaged by static electricity failure.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly to a kind of touch screen protective method and mobile terminal.
Background technology
Current intelligent mobile terminal is substantially capacitive touch screen.When mobile terminal touch screen curtain is positioned over down
During metal table top, Touch screen is in the lowermost end of whole mobile terminal, and is fitted with metal table top.Now, if human body band
When having electrostatic contact mobile terminal, the electrostatic of human body institute band will be released to metal table top by mobile terminal, and touch-screen is
Last device in mobile terminal electrostatic leakage path, electrostatic have passed through FPC (the Flexible Printed of touch-screen module
Circuit, FPC) and panel be coupled to the earth, just have instantaneous large-current by touch-control IC (Integrated
Circuit, integrated circuit) or panel, it is likely to result in touch-control IC or hardware damage failure occurs in panel.
It can be seen that, existing mobile terminal touch screen when placed face down is on metal table top, is easily failed by electrostatic damage,
The particularly mobile terminal of metal shell, the probability of touch-screen sound electrostatic damage failure is higher.
The content of the invention
The present invention provides a kind of touch screen protective method and mobile terminal, to solve to be moved present in existing mobile terminal
The touch-screen of dynamic terminal is easily by the problem of electrostatic damage failure.
According to one aspect of the present invention, there is provided a kind of touch screen protective method, mobile terminal is applied to, wherein, institute
The method of stating includes：The current placement state of detection mobile terminal；When the placement state be the mobile terminal touch screen down,
It is positioned over when on conductive body, stopping is powered to the touch-screen, or to the scan frequency of the touch-screen by first frequency
Value is adjusted to second frequency value, wherein, the first frequency value is more than the second frequency value.
According to another aspect of the present invention, there is provided a kind of mobile terminal, wherein, the mobile terminal includes：State is examined
Survey module, the placement state current for detecting mobile terminal；Protection module, for being described mobile whole when the placement state
End touch-screen down, be positioned over when on conductive body, stopping is powered to the touch-screen, or to the scanning of the touch-screen frequently
Rate is adjusted to second frequency value by first frequency value, wherein, the first frequency value is more than the second frequency value.
Compared with prior art, the present invention has advantages below：
Touch-screen control method provided in an embodiment of the present invention and mobile terminal, when detecting mobile terminal touch screen court
Under, be positioned over when on conductive body, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scanning of touch-screen frequently
Rate, makes touch-screen enter deep sleep in a disguised form power-on time of the reduction to touch-screen.Due to touch-screen power cut-off or
Power-on time is reduced, therefore the probability that touch-screen is damaged by static electricity will be substantially reduced, therefore, it is possible to be prevented effectively from touch-screen quilt
Electrostatic damage fails.
Described above is only the general introduction of technical solution of the present invention, in order to better understand technological means of the invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by specific embodiment of the invention.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various advantages and benefit are for ordinary skill people
Member will be clear understanding.Accompanying drawing is only used for showing preferred embodiment, and is not considered as limitation of the present invention.And
In whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
The step of Fig. 1 is a kind of according to embodiments of the present invention one touch screen protective method flow chart；
The step of Fig. 2 is a kind of according to embodiments of the present invention two touch screen protective method flow chart；
Fig. 3 is a kind of structured flowchart of according to embodiments of the present invention three mobile terminal；
Fig. 4 is a kind of structured flowchart of according to embodiments of the present invention four mobile terminal；
Fig. 5 is a kind of structured flowchart of according to embodiments of the present invention five mobile terminal；
Fig. 6 is a kind of structured flowchart of according to embodiments of the present invention six mobile terminal.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.Conversely, there is provided these embodiments are able to be best understood from the disclosure, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
Embodiment one
Reference picture 1, flow chart the step of show a kind of touch screen protective method of the embodiment of the present invention one.
The touch screen protective method of the embodiment of the present invention is comprised the following steps：
Step 101：The current placement state of detection mobile terminal.
Mobile terminal may screen just putting upward, it is also possible to can screen is counter down puts, can be placed on conductive body,
Can be placed on insulating bodies, user can also be held on hand.When mobile terminal is in different placement states, in mobile terminal
Peripheral hardware produced by design parameter data it is also different.Therefore, during implementing, can be by indivedual in mobile terminal
Parameter value produced by peripheral hardware determines its placement state.Wherein, indivedual peripheral hardwares can be infrared sensor, gravity sensor
Deng.
Step 102：When placement state be mobile terminal touch screen down, be positioned on conductive body when, stop to touch
Screen power supply, or the scan frequency of touch-screen is adjusted to second frequency value by first frequency value.
Wherein, first frequency value is more than second frequency value, and under mobile terminal normal operating conditions, touch-control integrated circuit is to touch
Control IC is scanned according to first frequency value to touch-screen.When mobile terminal touch screen down, be positioned on conductive body when, touch
Control IC is scanned according to second frequency value to touch-screen.
Now the touch-screen of mobile terminal is blocked, and user actually will not also carry out touch control operation to touch-screen, therefore, this
In inventive embodiments, when judging that mobile terminal is in this particular job state, touch screen protective pattern is opened.Touch screen protection
Shield pattern can stop powering touch-screen to close touch-screen power supply；Can also be for the scanning of control touch-control IC reduction touch screens frequently
Rate allows touch screen to enter deep sleep, and touch screen power cut-off or power-on time are reduced, and the probability being damaged by static electricity will be big
It is big to reduce, the purpose for protecting touch screen not to be damaged by static electricity is reached with this.
Touch screen protective method provided in an embodiment of the present invention, when detect mobile terminal touch screen down, be positioned over and lead
When on electric object, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scan frequency of touch-screen, enters touch-screen
Enter deep sleep in a disguised form power-on time of the reduction to touch-screen.Because touch-screen power cut-off or power-on time are reduced,
Therefore the probability that touch-screen is damaged by static electricity will be substantially reduced, and failure is damaged by static electricity therefore, it is possible to be prevented effectively from touch-screen.
Embodiment two
Reference picture 2, flow chart the step of show a kind of touch screen protective method of the embodiment of the present invention two.
By by the infrared sensor, gravity sensor and touch-screen three set in mobile terminal in the embodiment of the present invention
Individual peripheral hardware detects the placement state of mobile terminal, when the testing result of three all meets presetting condition, it is determined that
Mobile terminal be in need to carry out touch-screen the special state of antistatic protection, i.e. mobile terminal touch screen down, screen quilt
Block, on conductive body, now, then need to open to the electrostatic protection of mobile terminal touch screen.
Touch screen protective method provided in an embodiment of the present invention specifically includes below scheme：
Step 201：Call infrared sensor to detect whether touch-screen is obscured by an object, and receive what infrared sensor was reported
First testing result.
Wherein, infrared sensor is arranged in mobile terminal.
Whether the panel of infrared sensor detection mobile terminal touch screen has object to block, and to the centre of mobile terminal
Reason device reports testing result, i.e. the first testing result.Specifically, can work as when detecting panel and being obscured by an object, then go up bid quotation
Will position 1；When detecting panel and not being obscured by an object, then flag bit 0 is reported.
This step is optional step, and this step can not also be performed during being particularly shown, and directly performs step
202。
Step 202：Whether detection mobile terminal place down by touch-screen, obtains the second testing result.
In this step, can be detected by means of gravity sensor set in mobile terminal, and to mobile terminal
Central processing unit report testing result, i.e. the second testing result.Specifically, can work as when detecting touch-screen and placing down,
Then report flag bit 1；Flag bit 0 is then reported when detecting touch-screen and not placing down.
A kind of preferred detection mobile terminal mode whether touch-screen is placed down is as follows：
Angle of inclination of the gravity sensor along Z-direction is obtained, when angle of inclination is less than predetermined angle, it is determined that mobile
Terminal touch screen is placed down.
Z axis are the Z axis in the three-dimensional cartesian coordinate system created by object of reference with ground.When mobile terminal touch screen level
When placing downwards, the data of X Y tri- reference axis of Z of gravity sensor are respectively (0,0, -1000), and gravity sensor is along vertical
Nogata to Z axis angle of inclination be 0.It is the Z axis setting preset angle in gravity sensor vertical direction in the embodiment of the present invention
Degree, such as be set to 15 degree by predetermined angle, when gravity sensor angle of inclination vertically is less than 15 degree, it is determined that
Touch-screen level is placed downwards.It should be noted that predetermined angle is not limited to 15 degree, during implementing, preset
Angle can be according to the actual requirements configured by those skilled in the art, for example：It is set to 10 degree, 12 degree, 5 degree etc..
Gravity sensor is arranged in mobile terminal, the weight that gravity sensor is sensed when mobile terminal laying state is different
Force value is different.Mobile terminal then obtains the gravity value of gravity sensor output in real time, and putting for mobile terminal is determined according to gravity value
Configuration state, i.e. mobile terminal are that screen is placed upward or screen is placed down.Therefore, another preferred detection mobile terminal
The mode whether touch-screen is placed down is as follows：
Obtain the gravity value of gravity sensor output；Gravity value is matched with default gravity value；If the two is mismatched,
Then determine that mobile terminal touch screen is placed upward；If the two is matched, it is determined that mobile terminal touch screen is placed down.
Wherein, it is corresponding gravity value when mobile terminal touch screen is placed down to preset gravity value；Implementing process
In, default gravity value can be according to the actual requirements configured by those skilled in the art, and the present invention does not make to have in implementing to this
Body is limited.
Step 203：Detect whether touch-screen contacts with conductive body and contact area is total with touch-screen by touch-control IC
Area ratio is more than default ratio, obtains the 3rd testing result.
In this step, can be detected by means of the touch-control IC of mobile terminal touch screen, and to the center of mobile terminal
Processor reports testing result, i.e. the 3rd testing result.Specifically, can work as and detect touch-control IC detection touch-screen and conducting objects
When body is contacted and contact area is more than default ratio with the gross area ratio of touch-screen, then flag bit 1 is reported；Conversely, then reporting
Flag bit 0.
The capacitance of the panel display section Shang Ge contacts of touch-control IC detection touch-screens, due to metal and human body and other not
The electrical conductivity of conductive materials is widely different, therefore, the capacitance of viewing area Shang Ge contacts will be different.When the electricity of touch-screen
Capacitance reaches 3000, when, it is determined that touch-screen viewing area is covered by conductive meps；Further, if whole viewing area
More than 90% point all reports identical capacitance values, then final to determine that mobile terminal touch screen is blocked and is placed on conductive body,
Now, flag bit 1 is reported to central processing unit.
Wherein, 3000 is the predetermined capacitance enumerated, and those skilled in the art note touch-control IC differences, the table of capacitance
Levy mode different, therefore, during implementing, predetermined capacitance can be by those skilled in the art according to mobile terminal
Touch-control IC adaptability is adjusted.90% is also only the gross area ratio of a contact area and touch-screen enumerated more than pre-
If ratio, during implementing, the ratio can be preset as 80%, 95%, 85% etc..
It is a kind of to detect whether the touch-screen contacts and contact area with conductive body preferably through touch-control integrated circuit
It is more than default ratio with the gross area ratio of touch-screen, the mode for obtaining the 3rd testing result is as follows：
First, the capacitance of each contact in touch-screen is detected by touch-control integrated circuit；
Secondly, first sum of the capacitance higher than each contact of predetermined capacitance is determined；
Again, the ratio between the first sum and touch-screen contact sum are judged, if more than default ratio；
By calculating the ratio of the first sum and touch-screen contact sum, touch-screen and conductive body contact surface can be obtained
Product, the ratio of the gross area of shared touch-screen.
Finally, if, it is determined that touch-screen is contacted with conductive body and contact area is big with the gross area ratio of touch-screen
In default ratio.
It should be noted that step 201,202 and step 203 are not limited to shown in the embodiment of the present invention progressively
Perform, three steps can be with executed in parallel.
Step 204：When the first testing result, the second testing result and the 3rd testing result are when being, it is determined that move
The placement state of dynamic terminal for touch-screen down, be positioned on conductive body.
Wherein, conductive body can be arbitrarily can holding movable terminal and with ground energy produce current coupling medium, example
Such as：Metal table top, is not specifically limited in the embodiment of the present invention to this.
It should be noted that cited use in the embodiment of the present invention is not limited to during implementing is infrared
Sensor, three peripheral hardwares of gravity sensor and touch-screen detect the placement state of mobile terminal.Can also be passed only with gravity
Sensor and the two peripheral hardwares of touch-screen detect the placement state of mobile terminal, i.e., step 201 is not performed, by performing step
202 to step 203 is detected, when the testing result of step 202 and step 203 is is, it is determined that mobile terminal
Placement state for touch-screen down, be positioned on conductive body.
Step 205：When placement state be mobile terminal touch screen down, be positioned on conductive body when, stop to touch
Screen power supply, or touch-control integrated circuit is adjusted to second frequency value to the scan frequency of touch-screen by first frequency value.
Wherein, first frequency value is more than second frequency value, and under mobile terminal normal operating conditions, touch-control integrated circuit is to touch
Control IC is scanned according to first frequency value to touch-screen.When mobile terminal touch screen down, be positioned on conductive body when, touch
Control IC is scanned according to second frequency value to touch-screen.
Now the touch-screen of mobile terminal is blocked, and user actually will not also carry out touch control operation to touch-screen, therefore, this
In inventive embodiments, when judging that mobile terminal is in this particular job state, touch screen protective pattern is opened.Touch screen protection
Shield pattern can stop powering touch-screen to close touch-screen power supply；Can also be for the scanning of control touch-control IC reduction touch screens frequently
Rate allows touch screen to enter deep sleep, and touch screen power cut-off or power-on time are reduced, and the probability being damaged by static electricity will be big
It is big to reduce, the purpose for protecting touch screen not to be damaged by static electricity is reached with this.
Step 206：When detecting touch-screen and being separated with conductive body, recover the power supply to touch-screen, or by touch-control
Integrated circuit is adjusted to first frequency value to the scan frequency of touch-screen by second frequency value.
After execution of step 206, the detection operation to the current placement state of mobile terminal is continued executing with, work as infrared sensing
In device, three peripheral hardwares of gravity sensor and touch-screen, any one judged result is no longer the flag bit for uploading when being
Again set to 0, then release particular job state limit to mobile terminal touch screen, specifically, if stopping in step 205 to touching
During screen power supply, then in step 206 for touch-screen is re-powered, if by touch-control IC to the scan frequency of touch-screen in step 205
When being adjusted to second frequency value by first frequency value, then touch-control IC is adjusted to first frequency value i.e. to the scan frequency of touch-screen
It is adjusted to normal operating conditions.
Touch screen protective method provided in an embodiment of the present invention, when detect mobile terminal touch screen down, be positioned over and lead
When on electric object, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scan frequency of touch-screen, enters touch-screen
Enter deep sleep in a disguised form power-on time of the reduction to touch-screen.Because touch-screen power cut-off or power-on time are reduced,
Therefore the probability that touch-screen is damaged by static electricity will be substantially reduced, and failure is damaged by static electricity therefore, it is possible to be prevented effectively from touch-screen.
Embodiment three
Reference picture 3, shows a kind of structured flowchart of mobile terminal of the embodiment of the present invention three.
The mobile terminal of the embodiment of the present invention includes：State detection module 301, puts for detecting that mobile terminal is current
State；Protection module 302, for when the placement state be the mobile terminal touch screen down, be positioned over conductive body
When, stopping is powered to the touch-screen, or is adjusted to second frequency by first frequency value to the scan frequency of the touch-screen
Value, wherein, the first frequency value is more than the second frequency value.
By mobile terminal provided in an embodiment of the present invention, when detect mobile terminal touch screen down, be positioned over conduction
When on object, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scan frequency of touch-screen, enters touch-screen
Deep sleep in a disguised form reduces the power-on time to touch-screen.Because touch-screen power cut-off or power-on time are reduced, because
The probability that this touch-screen is damaged by static electricity will be substantially reduced, and failure is damaged by static electricity therefore, it is possible to be prevented effectively from touch-screen.
Example IV
Reference picture 4, shows a kind of structured flowchart of mobile terminal of the embodiment of the present invention four.
The mobile terminal of the embodiment of the present invention is the further optimization to the mobile terminal in embodiment three, the shifting after optimization
Dynamic terminal includes：State detection module 401, the placement state current for detecting mobile terminal；Protection module 402, for working as
The placement state be the mobile terminal touch screen down, be positioned over when on conductive body, stopping the touch-screen being powered,
Or second frequency value is adjusted to by first frequency value to the scan frequency of the touch-screen, wherein, the first frequency value is big
In the second frequency value.
Preferably, the state detection module 401 includes：First detection sub-module 4011, for calling infrared sensor
Detect whether the touch-screen is obscured by an object, and receive the first testing result that the infrared sensor is reported；Wherein, it is described
Infrared sensor is arranged in the mobile terminal；Second detection sub-module 4012, for detecting whether the mobile terminal touches
Touch screen to place down, obtain the second testing result；3rd detection sub-module 4013, for the touch-control collection by the mobile terminal
Whether contacted with conductive body into touch-screen described in electric circuit inspection and contact area is more than with the gross area ratio of the touch-screen
Default ratio, obtains the 3rd testing result；Determination sub-module 4014, for when first testing result, second detection
Result and the 3rd testing result are when being, it is determined that the placement state of the mobile terminal be touch-screen down, put
It is placed on conductive body.
Preferably, it is described second detection submodule 4012 specifically for：Obtain angle of inclination of the gravity sensor along Z-direction
When the angle of inclination is less than predetermined angle, it is determined that the mobile terminal touch screen is placed down, wherein, the gravity is passed
Sensor is arranged in the mobile terminal, and the Z axis are the Z in the three-dimensional cartesian coordinate system created by object of reference with ground
Axle.
Preferably, the 3rd detection sub-module 4013 includes：Capacitance detection unit, for integrated by the touch-control
The capacitance of each contact in touch-screen described in electric circuit inspection；Total determining unit, for determining that capacitance is higher than predetermined capacitance
Each contact first sum；Judging unit, for judging that described first is total the ratio between with touch-screen contact sum, if
More than the default ratio；If, it is determined that the touch-screen is contacted and contact area and the touch-screen with conductive body
Gross area ratio is more than default ratio.
Preferably, the mobile terminal also includes：De-preservation module 403, for stopping to institute in the protection module
State touch-screen to power, or the scan frequency of the touch-screen is adjusted to after second frequency value by first frequency value, work as inspection
When measuring the touch-screen and being separated with the conductive body, recover the power supply to the touch-screen, or the touch-control is integrated
Circuit is adjusted to the first frequency value to the scan frequency of the touch-screen by the second frequency value.
The mobile terminal of the embodiment of the present invention is used to realize corresponding touch screen protective method in previous embodiment one, two,
And with beneficial effect corresponding with embodiment of the method, will not be repeated here.
Embodiment five
Reference picture 5, shows the structured flowchart of the mobile terminal of the embodiment of the present invention.
The mobile terminal 800 of the embodiment of the present invention includes：At least one processor 801, memory 802, at least one net
Network interface 804 and other users interface 803.Each component in mobile terminal 800 is coupled by bus system 805.
It is understood that bus system 805 is used to realize the connection communication between these components.Bus system 805 except include data/address bus it
Outward, also including power bus, controlling bus and status signal bus in addition.But for the sake of for clear explanation, in Figure 5 will be various total
Line is all designated as bus system 805.
Wherein, user interface 803 can include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch-screen etc..
It is appreciated that the memory 802 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
Or may include both volatibility and nonvolatile memory.Wherein, nonvolatile memory can be read-only storage (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (ErasablePROM, EPROM), Electrically Erasable Read Only Memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), and it is used as outside height
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms can use, such as static RAM
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DRRAM).The embodiment of the present invention description system and method memory 802 be intended to including but not limited to these
With the memory of any other suitable type.
In some embodiments, memory 802 stores following element, can perform module or data structure, or
Person their subset, or their superset：Operating system 8021 and application program 8022.
Wherein, operating system 8021, comprising various system programs, such as ccf layer, core library layer, driving layer etc. are used for
Realize various basic businesses and process hardware based task.Application program 8022, comprising various application programs, such as media
Player (Media Player), browser (Browser) etc., for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 8022.
In embodiments of the present invention, by the program for calling memory 802 to store or instruction, specifically, can be application
The program stored in program 8022 or instruction, processor 801 are used to detect the current placement state of mobile terminal；Put when described
State be the mobile terminal touch screen down, be positioned over when on conductive body, stopping is powered to the touch-screen, or to institute
The scan frequency for stating touch-screen is adjusted to second frequency value by first frequency value, wherein, the first frequency value is more than described the
Two frequency values.
The method that the embodiments of the present invention are disclosed can apply in processor 801, or be realized by processor 801.
Processor 801 is probably a kind of IC chip, the disposal ability with signal.In implementation process, the above method it is each
Step can be completed by the instruction of the integrated logic circuit of the hardware in processor 801 or software form.Above-mentioned treatment
Device 801 can be general processor, digital signal processor (DigitalSignal Processor, DSP), special integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) or other PLDs, discrete gate or transistor logic,
Discrete hardware components.Can realize or perform disclosed each method in the embodiment of the present invention, step and logic diagram.It is general
Processor can be microprocessor or the processor can also be any conventional processor etc..With reference to embodiment of the present invention institute
The step of disclosed method, can be embodied directly in hardware decoding processor and perform completion, or with the hardware in decoding processor
And software module combination performs completion.Software module may be located at random access memory, and flash memory, read-only storage may be programmed read-only
In the ripe storage medium in this area such as memory or electrically erasable programmable memory, register.The storage medium is located at
Memory 802, processor 801 reads the information in memory 802, with reference to the step of its hardware completion above method.
It is understood that embodiments described herein can with hardware, software, firmware, middleware, microcode or its
Combine to realize.Realized for hardware, processing unit can be realized in one or more application specific integrated circuits (Application
Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing,
DSP), digital signal processing appts (DSPDevice, DSPD), programmable logic device (Programmable Logic
Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor,
In controller, microcontroller, microprocessor, other electronic units for performing herein described function or its combination.
Realized for software, can be by performing the module (such as process, function etc.) of function described in the embodiment of the present invention
To realize the technology described in the embodiment of the present invention.Software code is storable in memory and by computing device.Storage
Device can be realized within a processor or outside processor.
Alternatively, when processor 801 detects mobile terminal current placement state, specifically for：Call infrared sensor
Detect whether the touch-screen is obscured by an object, and receive the first testing result that the infrared sensor is reported；Wherein, it is described
Infrared sensor is arranged in the mobile terminal；Detect that whether the mobile terminal place down by touch-screen, obtains the second inspection
Survey result；Detect whether the touch-screen contacts and contact with conductive body by the touch-control integrated circuit of the mobile terminal
Area is more than default ratio with the gross area ratio of the touch-screen, obtains the 3rd testing result；When first testing result,
Second testing result and the 3rd testing result are when being, it is determined that the placement state of the mobile terminal is tactile
Touch screen down and be positioned on conductive body.
Alternatively, when processor 801 detects the mobile terminal whether touch-screen is placed down, specifically for：Obtain weight
Force snesor along Z-direction angle of inclination, wherein, the gravity sensor is arranged in the mobile terminal, and the Z axis are
Z axis in the three-dimensional cartesian coordinate system created by object of reference with ground；When the angle of inclination is less than predetermined angle, then really
The fixed mobile terminal touch screen is placed down.
Alternatively, processor 801 detects whether the touch-screen contacts and connect with conductive body by touch-control integrated circuit
Contacting surface product is more than default ratio with the gross area ratio of the touch-screen, when obtaining three testing results, specifically for：By institute
State the capacitance that touch-control integrated circuit detects each contact in the touch-screen；Determine each contact of the capacitance higher than predetermined capacitance
First sum；Judge that described first is total the ratio between with touch-screen contact sum, if more than the default ratio；If
Be, it is determined that the touch-screen contacted with conductive body and contact area and the touch-screen gross area ratio more than default
Ratio.
Alternatively, processor 801 is stopping powering the touch-screen, or to the scan frequency of the touch-screen by the
One frequency values are adjusted to after second frequency value, are additionally operable to：It is extensive when detecting the touch-screen and being separated with the conductive body
The multiple power supply to the touch-screen, or by the touch-control integrated circuit to the scan frequency of the touch-screen by the described second frequency
Rate value is adjusted to the first frequency value.
Mobile terminal 800 can realize each process of mobile terminal realization in previous embodiment, to avoid repeating, here
Repeat no more.
By mobile terminal provided in an embodiment of the present invention, when detect mobile terminal touch screen down, be positioned over conduction
When on object, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scan frequency of touch-screen, enters touch-screen
Deep sleep in a disguised form reduces the power-on time to touch-screen.Because touch-screen power cut-off or power-on time are reduced, because
The probability that this touch-screen is damaged by static electricity will be substantially reduced, and failure is damaged by static electricity therefore, it is possible to be prevented effectively from touch-screen.
Embodiment six
Reference picture 6, shows the structured flowchart of the mobile terminal of the embodiment of the present invention.
Mobile terminal in the embodiment of the present invention can be mobile phone, panel computer, personal digital assistant (Personal
Digital Assistant, PDA) or vehicle-mounted computer etc..
Mobile terminal in Fig. 6 includes radio frequency (Radio Frequency, RF) circuit 910, memory 920, input block
930th, display unit 940, processor 960, voicefrequency circuit 970, WiFi (Wireless Fidelity) module 980 and power supply
990。
Wherein, input block 930 can be used to receive the numeral or character information of user input, and produce and mobile terminal
User set and the relevant signal input of function control.Specifically, in the embodiment of the present invention, the input block 930 can be with
Including contact panel 931.Contact panel 931, also referred to as touch-screen, can collect user thereon or neighbouring touch operation (ratio
Such as user uses the operation of finger, any suitable object of stylus or annex on contact panel 931), and according to setting in advance
Fixed formula drives corresponding attachment means.Optionally, contact panel 931 may include touch detecting apparatus and touch controller two
Individual part.Wherein, touch detecting apparatus detect the touch orientation of user, and detect the signal that touch operation brings, and signal is passed
Give touch controller；Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate, then
Give the processor 960, and the order sent of receiving processor 960 and can be performed.Furthermore, it is possible to using resistance-type, electricity
The polytypes such as appearance formula, infrared ray and surface acoustic wave realize contact panel 931.Except contact panel 931, input block 930
Other input equipments 932 can also be included, other input equipments 932 can include but is not limited to physical keyboard, function key (such as
Volume control button, switch key etc.), trace ball, mouse, one or more in action bars etc..
Wherein, display unit 940 can be used for display by the information of user input or be supplied to information and the movement of user
The various menu interfaces of terminal.Display unit 940 may include display panel 941, optionally, can use LCD or organic light emission
The forms such as diode (Organic Light-Emitting Diode, OLED) configure display panel 941.
It should be noted that contact panel 931 can cover display panel 941, touch display screen is formed, when touch display screen inspection
Measure thereon or after neighbouring touch operation, processor 960 is sent to determine the type of touch event, with preprocessor
960 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and conventional control viewing area.The Application Program Interface viewing area
And the arrangement mode of the conventional control viewing area is not limited, can be arranged above and below, left-right situs etc. can distinguish two and show
Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with
The interface element such as the icon comprising at least one application program and/or widget desktop controls.The Application Program Interface viewing area
It can also be the empty interface not comprising any content.The conventional control viewing area be used for show utilization rate control higher, for example,
Application icons such as settings button, interface numbering, scroll bar, phone directory icon etc..
Wherein processor 960 is the control centre of mobile terminal, using each of various interfaces and connection whole mobile phone
Individual part, by running or performing software program and/or module of the storage in first memory 921, and calls storage to exist
Data in second memory 922, perform the various functions and processing data of mobile terminal, so as to carry out entirety to mobile terminal
Monitoring.Optionally, processor 960 may include one or more processing units.
In embodiments of the present invention, by call store the first memory 921 in software program and/or module and/
Or the data in the second memory 922, processor 960 is for detecting the current placement state of mobile terminal；Put when described
State be the mobile terminal touch screen down, be positioned over when on conductive body, stopping is powered to the touch-screen, or to institute
The scan frequency for stating touch-screen is adjusted to second frequency value by first frequency value, wherein, the first frequency value is more than described the
Two frequency values.
Alternatively, when processor 960 detects mobile terminal current placement state, specifically for：Call infrared sensor
Detect whether the touch-screen is obscured by an object, and receive the first testing result that the infrared sensor is reported；Wherein, it is described
Infrared sensor is arranged in the mobile terminal；Detect that whether the mobile terminal place down by touch-screen, obtains the second inspection
Survey result；Detect whether the touch-screen contacts and contact with conductive body by the touch-control integrated circuit of the mobile terminal
Area is more than default ratio with the gross area ratio of the touch-screen, obtains the 3rd testing result；When first testing result,
Second testing result and the 3rd testing result are when being, it is determined that the placement state of the mobile terminal is tactile
Touch screen down and be positioned on conductive body.
Alternatively, when processor 960 detects the mobile terminal whether touch-screen is placed down, specifically for：Obtain weight
Force snesor along Z-direction angle of inclination, wherein, the gravity sensor is arranged in the mobile terminal, and the Z axis are
Z axis in the three-dimensional cartesian coordinate system created by object of reference with ground；When the angle of inclination is less than predetermined angle, then really
The fixed mobile terminal touch screen is placed down.
Alternatively, processor 960 detects whether the touch-screen contacts and connect with conductive body by touch-control integrated circuit
Contacting surface product is more than default ratio with the gross area ratio of the touch-screen, when obtaining three testing results, specifically for：By institute
State the capacitance that touch-control integrated circuit detects each contact in the touch-screen；Determine each contact of the capacitance higher than predetermined capacitance
First sum；Judge that described first is total the ratio between with touch-screen contact sum, if more than the default ratio；If
Be, it is determined that the touch-screen contacted with conductive body and contact area and the touch-screen gross area ratio more than default
Ratio.
Alternatively, processor 960 is stopping powering the touch-screen, or to the scan frequency of the touch-screen by the
One frequency values are adjusted to after second frequency value, are additionally operable to：It is extensive when detecting the touch-screen and being separated with the conductive body
The multiple power supply to the touch-screen, or by the touch-control integrated circuit to the scan frequency of the touch-screen by the described second frequency
Rate value is adjusted to the first frequency value.
By mobile terminal provided in an embodiment of the present invention, when detect mobile terminal touch screen down, be positioned over conduction
When on object, stopping is powered to touch-screen, or reduces touch-control integrated circuit to the scan frequency of touch-screen, enters touch-screen
Deep sleep in a disguised form reduces the power-on time to touch-screen.Because touch-screen power cut-off or power-on time are reduced, because
The probability that this touch-screen is damaged by static electricity will be substantially reduced, and failure is damaged by static electricity therefore, it is possible to be prevented effectively from touch-screen.
For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, it is related
Part is illustrated referring to the part of embodiment of the method.
Provided herein touch screen protective scheme not with any certain computer, virtual system or the intrinsic phase of miscellaneous equipment
Close.Various general-purpose systems can also be used together with based on teaching in this.As described above, construction has present invention side
Structure required by the system of case is obvious.Additionally, the present invention is not also directed to any certain programmed language.Should be bright
In vain, it is possible to use various programming languages realize the content of invention described herein, that and language-specific is done above retouches
State is to disclose preferred forms of the invention.
In specification mentioned herein, numerous specific details are set forth.It is to be appreciated, however, that implementation of the invention
Example can be put into practice in the case of without these details.In some instances, known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify one or more that the disclosure and helping understands in each inventive aspect, exist
Above to the description of exemplary embodiment of the invention in, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：I.e. required guarantor
The application claims of shield features more more than the feature being expressly recited in each claim.More precisely, such as right
As claim reflects, inventive aspect is all features less than single embodiment disclosed above.Therefore, it then follows tool
Thus claims of body implementation method are expressly incorporated in the specific embodiment, wherein each claim conduct in itself
Separate embodiments of the invention.
Those skilled in the art are appreciated that can be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment
Unit or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.In addition at least some in such feature and/or process or unit exclude each other, can use any
Combine to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so disclosed appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit is required, summary and accompanying drawing) disclosed in each feature can the alternative features of or similar purpose identical, equivalent by offer carry out generation
Replace.
Although additionally, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments
In included some features rather than further feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in detail in the claims, embodiment required for protection it is one of any
Mode can use in any combination.
All parts embodiment of the invention can be realized with hardware, or be run with one or more processor
Software module realize, or with combinations thereof realize.It will be understood by those of skill in the art that can use in practice
Microprocessor or digital signal processor (DSP) realize some in touch screen protective scheme according to embodiments of the present invention
Or some or all functions of whole parts.The present invention be also implemented as perform method as described herein one
Partly or completely equipment or program of device (for example, computer program and computer program product).It is such to realize this
The program of invention can be stored on a computer-readable medium, or can have the form of one or more signal.So
Signal can be downloaded from internet website and obtain, or provided on carrier signal, or provided in any other form.
It should be noted that above-described embodiment the present invention will be described rather than limiting the invention, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol being located between bracket should not be configured to limitations on claims.Word "comprising" is not excluded the presence of not
Element listed in the claims or step.Word "a" or "an" before element is not excluded the presence of as multiple
Element.The present invention can come real by means of the hardware for including some different elements and by means of properly programmed computer
It is existing.If in the unit claim for listing equipment for drying, several in these devices can be by same hardware branch
To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and run after fame
Claim.
Claims (10)
1. a kind of touch screen protective method, is applied to mobile terminal, it is characterised in that methods described includes：
The current placement state of detection mobile terminal；
When the placement state be the mobile terminal touch screen down, be positioned on conductive body when, stop to the touch
Screen power supply, or second frequency value is adjusted to by first frequency value to the scan frequency of the touch-screen, wherein, first frequency
Rate value is more than the second frequency value.
2. method according to claim 1, it is characterised in that the step of the current placement state of the detection mobile terminal
Suddenly, including：
Call infrared sensor to detect whether the touch-screen is obscured by an object, and receive the infrared sensor is reported first
Testing result；Wherein, the infrared sensor is arranged in the mobile terminal；
Detect that whether the mobile terminal place down by touch-screen, obtains the second testing result；
Detect whether the touch-screen contacts and contact area with conductive body by the touch-control integrated circuit of the mobile terminal
It is more than default ratio with the gross area ratio of the touch-screen, obtains the 3rd testing result；
When first testing result, second testing result and the 3rd testing result are when being, it is determined that institute
The placement state for stating mobile terminal is touch-screen down and is positioned on conductive body.
3. method according to claim 2, it is characterised in that whether touch-screen is towards decentralization for the detection mobile terminal
The step of putting, including：
Angle of inclination of the gravity sensor along Z-direction is obtained, wherein, the gravity sensor is arranged at the mobile terminal
In, the Z axis are the Z axis in the three-dimensional cartesian coordinate system created by object of reference with ground；
When the angle of inclination is less than predetermined angle, it is determined that the mobile terminal touch screen is placed down.
4. method according to claim 2, it is characterised in that described to detect that the touch-screen is by touch-control integrated circuit
It is no to be contacted with conductive body and the gross area ratio of contact area and the touch-screen is more than default ratio, obtain the 3rd detection
As a result the step of, including：
The capacitance of each contact in the touch-screen is detected by the touch-control integrated circuit；
Determine first sum of the capacitance higher than each contact of predetermined capacitance；
Judge that described first is total the ratio between with touch-screen contact sum, if more than the default ratio；
If, it is determined that the touch-screen is contacted with conductive body and contact area is big with the gross area ratio of the touch-screen
In default ratio.
5. method according to claim 1, it is characterised in that powered to the touch-screen in the stopping, or to institute
After the step of scan frequency for stating touch-screen is adjusted to second frequency value by first frequency value, methods described also includes：
When detecting the touch-screen and being separated with the conductive body, recover the power supply to the touch-screen, or will be described
Touch-control integrated circuit is adjusted to the first frequency value to the scan frequency of the touch-screen by the second frequency value.
6. a kind of mobile terminal, it is characterised in that the mobile terminal includes：
State detection module, the placement state current for detecting mobile terminal；
Protection module, for when the placement state be the mobile terminal touch screen down, be positioned on conductive body when, stop
Only the touch-screen is powered, or second frequency value is adjusted to by first frequency value to the scan frequency of the touch-screen, its
In, the first frequency value is more than the second frequency value.
7. mobile terminal according to claim 6, it is characterised in that the state detection module includes：
First detection sub-module, for calling infrared sensor to detect whether the touch-screen is obscured by an object, and receives described
The first testing result that infrared sensor is reported；Wherein, the infrared sensor is arranged in the mobile terminal；
Second detection sub-module, for detecting that whether the mobile terminal place down by touch-screen, obtains the second testing result；
3rd detection sub-module, for by the touch-control integrated circuit of the mobile terminal detect the touch-screen whether with conduction
Object is contacted and contact area is more than default ratio with the gross area ratio of the touch-screen, obtains the 3rd testing result；
Determination sub-module, for when first testing result, second testing result and the 3rd testing result it is equal
During to be, it is determined that the placement state of the mobile terminal be touch-screen down, be positioned on conductive body.
8. mobile terminal according to claim 7, it is characterised in that the second detection submodule specifically for：
Angle of inclination of the gravity sensor along Z-direction is obtained, wherein, the Z axis are three created by object of reference with ground
Z axis in dimension rectangular coordinate system；
When the angle of inclination is less than predetermined angle, it is determined that the mobile terminal touch screen is placed down, wherein, it is described heavy
Force snesor is arranged in the mobile terminal.
9. mobile terminal according to claim 7, it is characterised in that the 3rd detection sub-module includes：
Capacitance detection unit, the capacitance for detecting each contact in the touch-screen by the touch-control integrated circuit；
Total determining unit, for determining first sum of the capacitance higher than each contact of predetermined capacitance；
Judging unit, for judging that described first is total the ratio between with touch-screen contact sum, if more than the default ratio
Value；If, it is determined that the touch-screen is contacted with conductive body and contact area is more than with the gross area ratio of the touch-screen
Default ratio.
10. mobile terminal according to claim 6, it is characterised in that the mobile terminal also includes：
De-preservation module, for stopping powering the touch-screen in the protection module, or sweeps to the touch-screen
Retouch frequency to be adjusted to after second frequency value by first frequency value, separated with the conductive body when the touch-screen is detected
When, recover power supply to the touch-screen, or by the touch-control integrated circuit to the scan frequency of the touch-screen by described
Second frequency value is adjusted to the first frequency value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108454.4A CN106776085B (en) | 2017-02-27 | 2017-02-27 | Touch screen protection method and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108454.4A CN106776085B (en) | 2017-02-27 | 2017-02-27 | Touch screen protection method and mobile terminal |
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| CN106776085A true CN106776085A (en) | 2017-05-31 |
| CN106776085B CN106776085B (en) | 2020-09-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562363A (en) * | 2017-09-08 | 2018-01-09 | 广东欧珀移动通信有限公司 | touch operation method, device and terminal |
| CN108364595A (en) * | 2018-01-26 | 2018-08-03 | 努比亚技术有限公司 | A kind of Electro-static Driven Comb detection method, mobile terminal and computer readable storage medium |
| CN108829226A (en) * | 2018-05-31 | 2018-11-16 | 出门问问信息科技有限公司 | electrostatic protection method and device |
| CN109413254A (en) * | 2018-12-19 | 2019-03-01 | 上海中航光电子有限公司 | A kind of method and system for the current noise improving touch control terminal |
| CN109597507A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Touch screen, radio frequency interference control method and device |
| WO2022134691A1 (en) * | 2020-12-23 | 2022-06-30 | 荣耀终端有限公司 | Method and device for screech processing in terminal device, and terminal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103139355A (en) * | 2011-11-22 | 2013-06-05 | 索尼爱立信移动通讯有限公司 | Foldable electronic device and detection method of opening and closing modes thereof |
| CN104679347A (en) * | 2013-11-28 | 2015-06-03 | 上海斐讯数据通信技术有限公司 | Method for solving failure of touch screen of mobile terminal and mobile terminal |
| CN105824526B (en) * | 2016-01-29 | 2017-10-13 | 维沃移动通信有限公司 | The method and mobile terminal of a kind of event information prompting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562363A (en) * | 2017-09-08 | 2018-01-09 | 广东欧珀移动通信有限公司 | touch operation method, device and terminal |
| CN109597507A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Touch screen, radio frequency interference control method and device |
| CN108364595A (en) * | 2018-01-26 | 2018-08-03 | 努比亚技术有限公司 | A kind of Electro-static Driven Comb detection method, mobile terminal and computer readable storage medium |
| CN108829226A (en) * | 2018-05-31 | 2018-11-16 | 出门问问信息科技有限公司 | electrostatic protection method and device |
| CN109413254A (en) * | 2018-12-19 | 2019-03-01 | 上海中航光电子有限公司 | A kind of method and system for the current noise improving touch control terminal |
| WO2022134691A1 (en) * | 2020-12-23 | 2022-06-30 | 荣耀终端有限公司 | Method and device for screech processing in terminal device, and terminal |
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| CN106776085B (en) | 2020-09-29 |
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