CN109375814A - Touch control method and touch control device - Google Patents
Touch control method and touch control device Download PDFInfo
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- CN109375814A CN109375814A CN201811330766.0A CN201811330766A CN109375814A CN 109375814 A CN109375814 A CN 109375814A CN 201811330766 A CN201811330766 A CN 201811330766A CN 109375814 A CN109375814 A CN 109375814A
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- region
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- pressing
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Position Input By Displaying (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of touch control method and touch control device, and the touch control method includes the following steps: to press induction of signal step, pressing area position acquisition step, indented area position acquisition step, the first instruction issuing steps and first voltage rate-determining steps.The touch control device includes induction of signal unit, pressing area position acquisition unit, indented area position acquisition unit, instruction issue unit and voltage control unit.The present invention obtains the position of press points on touch screen, the voltage of press points and its near zone is increased in a short time, to guarantee that liquid crystal will not deflect, so that the position of press points will not nearby generate sliding trace, prevent permeability variations from influencing picture imaging, to improve the clarity of picture.
Description
Technical field
The present invention relates to touch-control field more particularly to a kind of touch control methods and touch control device.
Background technique
Touch screen is also known as " touch screen ", " touch panel ", is a kind of induction type liquid of the input signals such as receivable contact
Crystal device, when contacting the graphic button on screen, the haptic feedback system on screen can be according to the journey of preprogramming
Formula drives various connection devices, is substituted for mechanical push button panel, and produces by liquid crystal display picture lively
Visual and sound effects.Touch screen as a kind of newest computer input apparatus, it be at present most simply, conveniently, it is naturally a kind of man-machine
Interactive mode.
As shown in Figs 1-4, when using touch screen, since liquid crystal 11 is that fluid can not be fixed, it will receive touch-control
External force does not make a change in pressing area (in t1 to t2 moment) voltage, cause liquid crystal 11 in pressing area 12 arrange with
Direction changes, so that penetrance in t1 to t2 moment be caused to change, causes white picture blackening.When external force disappears, liquid crystal is just
Normal orientation is returned to along work direction of an electric field with will be slow, and shows that picture normally.When finger is sliding in touch-control screen surfaces
In dynamic process, since the response time of liquid crystal rotation is too long, touch-control screen surfaces will appear the phenomenon that sliding trace, cause
Touch screen image quality is bad.
Summary of the invention
The object of the present invention is to provide a kind of touch control method and touch control device, it can effectively solve liquid crystal and be pressed power
The problem of rotating prevents penetrance from reducing, and influences display screen picture imaging.
In order to solve the above technical problems, the present invention provides a kind of touch control method, include the following steps: to press induction of signal step
Suddenly, when any position is pressed in a Touch Zone, pressing signal is obtained；Pressing area position acquisition step, according to the pressing
Signal acquisition is pressed the location of pixels in region；Indented area position acquisition step, according to the location of pixels for being pressed region
Calculate the range of indented region；First instruction issuing steps, issue the first control instruction according to the range of the indented region and give
One voltage control unit；First voltage rate-determining steps, according to the first control instruction by the voltage of the indented region by normal value
It adjusts to preset voltage threshold.
Further, stop pressing induction of signal step, when any position is stopped pressing in a Touch Zone, obtain one
Stop pressing signal.
Further, further include following steps after the first voltage rate-determining steps:
Second instruction issuing steps, press signal according to the stopping and issue the second control instruction；And second voltage control
Step processed is turned down the voltage of the indented region to described normal by the voltage threshold according to second control instruction
Value.
Further, the pressing signal includes the location information for being pressed region.
Further, in the pressing area position acquisition step, two are established in the controllable region of a touch control device
Tie up coordinate system；The location of pixels for being pressed region is the coordinate range for being pressed region under the two-dimensional coordinate system.
Further, in the indented area position acquisition step, the indented region is to be pressed region to prolong around
Stretch the region formed after a predetermined width.
Further, the present invention also provides a kind of touch control devices, comprising: induction of signal unit, when any in a Touch Zone
When position is pressed, to obtain pressing signal；Pressing area position acquisition unit, to be pressed according to the pressing signal acquisition
The location of pixels of intermediate pressure section；Indented area position acquisition unit, the location of pixels to be pressed region according to calculate impression
The range in region；Instruction issue unit, to issue control instruction to voltage control unit according to the range of the indented region；
Signal is pressed if it exists, issues the first control instruction；Otherwise, the second control instruction is issued；And voltage control unit, to root
The voltage of the indented region is adjusted to preset voltage threshold according to first control instruction.
Further, when any position is stopped pressing in a Touch Zone, the induction of signal unit is to obtain one
Stop pressing signal.
Further, instruction issue unit issues the second control instruction to press signal according to the stopping；Voltage control
Unit processed is to adjust the voltage of the indented region to the normal value according to second control instruction.
The beneficial effects of the present invention are: the present invention proposes a kind of touch control method and touch control device, obtains and press on touch screen
The position of pressure point increases the voltage of press points and its near zone in a short time, thus guarantee that liquid crystal will not deflect,
So that the position of press points nearby will not generate sliding trace, prevent permeability variations from influencing picture imaging, to improve picture
Clarity.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is prior art liquid crystal structure schematic diagram；
Fig. 2 is pressing area liquid crystal deflection structural schematic diagram；
Fig. 3 is prior art liquid crystal voltage variation diagram；
Fig. 4 is pressing area permeability variations figure；
Fig. 5 is touch control method flow chart of the invention；
Fig. 6 is the structural schematic diagram of touch control device of the invention；
Fig. 7 is liquid crystal voltage state change map of the invention；
Fig. 8 is penetrance state change map of the invention；
Fig. 9 is touch control device functional module schematic diagram of the invention.
Specific embodiment
The explanation for being below each embodiment is can to use wet specific reality to illustrate the present invention with reference to additional schema
Apply example.The direction term that the present invention is previously mentioned, for example, above and below, front, rear, left and right, inside and outside, side etc., be only with reference to accompanying drawings
Direction.The element title that the present invention mentions, such as first, second etc., it is only to discriminate between different components, it can better table
It reaches.The similar unit of structure is given the same reference numerals in the figure.
Herein with reference to the accompanying drawings to detailed description of the present invention embodiment.The present invention can show as many different forms,
The present invention should not be only interpreted as specific embodiment set forth herein.It is to explain the present invention that the present invention, which provides these embodiments,
Practical application, to make others skilled in the art it will be appreciated that various embodiments of the present invention and being suitable for specific expection
The various modifications scheme of application.
As shown in figure 5, the present invention also provides a kind of touch control devices 10, including an at least Touch Zone 13, Touch Zone 13 is one
Operable area on 10 panel of touch control device.
As shown in fig. 6, touch control device further includes induction of signal unit 14, pressing area position acquisition unit 15, impression position
Set acquiring unit 16, instruction issue unit 17 and voltage control unit 18.
When any position is pressed in a Touch Zone 13, induction of signal unit 14 obtains pressing signal；Press zone position
Acquiring unit 15 is pressed the location of pixels in region according to the pressing signal acquisition；Indented area position acquisition unit 16 is according to institute
State the range for being pressed the location of pixels calculating indented region in region 12；Instruction issue unit 17 is according to the model of the indented region
Publication control instruction is enclosed to voltage control unit；Signal is pressed if it exists or continuously obtains pressing signal, the first control of publication
Otherwise system instruction issues the second control instruction；Voltage control unit 18 is according to first control instruction by the indented region
Voltage adjust to preset voltage threshold.When any position is stopped pressing in a Touch Zone 13, induction of signal unit 14
To obtain stopping pressing signal.Instruction issue unit 17 refers to press the second control of signal publication according to the stopping
It enables；Voltage control unit is to adjust the voltage of the indented region to the normal value according to second control instruction.
As shown in fig. 7, the present embodiment is at work, when the Touch Zone 13 for the finger Continued depression touch control device for having a user
When (such as t1 moment), induction of signal unit 14 persistently obtain pressing signal, pressing area position acquisition unit 15 acquisition be pressed area
The location of pixels in domain, indented area position acquisition unit 16 calculate the range of indented region, first control of the publication of instruction issue unit 17
To voltage control unit 18, voltage control unit 18 adjusts the voltage of the indented region to preset voltage threshold for system instruction
Value.
As shown in figure 8, adjusted by the voltage value to t1 to t2 moment, so that the liquid crystal of pressing area 12 normally deflects,
To make penetrance 23 maintain the numerical value under 22 state of voltage rating in t1 to t2 moment voltage 21, so that sliding will not be shown
Pressing area 12 is imaged completely, so that picture is more clear in trace.
At the t2 moment, when the finger of user leaves Touch Zone 13, the induction of induction of signal unit 14 refers to less than pressing signal
Release unit 17 is enabled to issue the second control instruction to voltage control unit 18, voltage control unit 18 will according to the second control instruction
The voltage of the indented region is adjusted to the normal value.
The time interval that induction of signal unit 14 acquires signal is 0.01 second~0.05 second, when the finger Continued depression of user
When Touch Zone 13, if the position of finger changes, it is pressed the location of pixels in region, indented region can also become therewith
Dynamic, step S1~S9 of the touch control method is also to complete within 0.01 second~0.05 second time.
As shown in figure 9, the present invention also provides touch control methods in order to be different from other touch control devices, include the following steps S1
~S8.
S1, pressing induction of signal step receive the t1 moment when any position is by pressed by external force in Touch Zone 13
Press signal；Touch Zone 13 is the operable area on touch control device panel 10, and pressing signal includes the position for being pressed region
Information.
S2, pressing area position acquisition step are pressed the location of pixels in region 12 according to the pressing signal acquisition；Institute
It states in pressing area position acquisition step, establishes two-dimensional coordinate system in the controllable region of a touch control device；It is described to be pressed area
The location of pixels in domain is the coordinate range for being pressed region under the two-dimensional coordinate system.
S3, indented area position acquisition step calculate the range of indented region according to the location of pixels for being pressed region；
The indented region is to be pressed region to extend the region formed after a predetermined width around.
S4, the first instruction issuing steps, issue control instruction to voltage control unit according to the range of the indented region.
S5, first voltage rate-determining steps, according to the first control instruction by the electricity of the indented region in t1 to t2 moment
Pressure is turned up by normal value to preset voltage threshold.
S6, stop pressing induction of signal step, when any position is stopped pressing in a Touch Zone 13, obtains one and stop
Press signal.
S7, the second instruction issuing steps, press signal according to the stopping and issue the second control instruction.
S8, second voltage rate-determining steps, according to second control instruction by the voltage of the indented region by the electricity
Pressure threshold value is turned down to the normal value.
By the voltage value adjustment to t1 to t2 moment, so that the liquid crystal of pressing area 12 normally deflects, to make to penetrate
Rate maintains to the t2 moment numerical value in normal state in t1, further makes 12 imaging of pressing area complete, so that picture is more
Clearly.
It should be pointed out that can also have the embodiment of a variety of transformation and remodeling for the present invention through absolutely proving,
It is not limited to the specific embodiment of above embodiment.Above-described embodiment is as just explanation of the invention, rather than to hair
Bright limitation.In short, protection scope of the present invention should include that those are obvious to those skilled in the art
Transformation or substitution and remodeling.
Claims (9)
1. a kind of touch control method, which comprises the steps of:
Induction of signal step is pressed, when any position is pressed in a Touch Zone, obtains pressing signal；
Pressing area position acquisition step is pressed the location of pixels in region according to the pressing signal acquisition；
Indented area position acquisition step calculates the range of indented region according to the location of pixels for being pressed region；
First instruction issuing steps issue the first control instruction to a voltage control unit according to the range of the indented region；
First voltage rate-determining steps are adjusted the voltage of the indented region to preset by normal value according to the first control instruction
Voltage threshold.
2. touch control method as described in claim 1, which is characterized in that further include following steps:
Stop pressing induction of signal step, when any position is stopped pressing in a Touch Zone, obtains one and stop pressing signal.
3. touch control method as claimed in claim 2, which is characterized in that
Further include following steps after the stopping presses induction of signal step:
Second instruction issuing steps, press signal according to the stopping and issue the second control instruction；And
Second voltage rate-determining steps, according to second control instruction by the voltage of the indented region by the voltage threshold tune
Down to the normal value.
4. touch control method as described in claim 1, which is characterized in that
The pressing signal includes the location information for being pressed region.
5. touch control method as described in claim 1, which is characterized in that
In the pressing area position acquisition step,
Two-dimensional coordinate system is established in the controllable region of a touch control device；
The location of pixels for being pressed region is the coordinate range for being pressed region under the two-dimensional coordinate system.
6. touch control method as described in claim 1, which is characterized in that
In the indented area position acquisition step,
The indented region is to be pressed region to extend the region formed after a predetermined width around.
7. a kind of touch control device characterized by comprising
Induction of signal unit, when any position is pressed in a Touch Zone, to obtain pressing signal；
Pressing area position acquisition unit, to be pressed the location of pixels in region according to the pressing signal acquisition；
Indented area position acquisition unit, the location of pixels to be pressed region according to calculate the range of indented region；
Instruction issue unit, to issue control instruction to voltage control unit according to the range of the indented region；If it exists
Signal is pressed, the first control instruction is issued；Otherwise, the second control instruction is issued；And
Voltage control unit, to be adjusted the voltage of the indented region to preset voltage according to first control instruction
Threshold value.
8. touch control device as claimed in claim 7, which is characterized in that
When any position is stopped pressing in a Touch Zone,
The induction of signal unit is to obtain stopping pressing signal.
9. touch control device as claimed in claim 8, which is characterized in that
Instruction issue unit issues the second control instruction to press signal according to the stopping；
Voltage control unit is to adjust the voltage of the indented region to the normal value according to second control instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330766.0A CN109375814B (en) | 2018-11-09 | 2018-11-09 | Touch method and touch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330766.0A CN109375814B (en) | 2018-11-09 | 2018-11-09 | Touch method and touch device |
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| Publication Number | Publication Date |
|---|---|
| CN109375814A true CN109375814A (en) | 2019-02-22 |
| CN109375814B CN109375814B (en) | 2022-03-08 |
Family
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| CN201811330766.0A Active CN109375814B (en) | 2018-11-09 | 2018-11-09 | Touch method and touch device |
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| CN109375814B (en) | 2022-03-08 |
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