CN106201115A - A kind of pressure touch device and display device - Google Patents
A kind of pressure touch device and display device Download PDFInfo
- Publication number
- CN106201115A CN106201115A CN201610828434.XA CN201610828434A CN106201115A CN 106201115 A CN106201115 A CN 106201115A CN 201610828434 A CN201610828434 A CN 201610828434A CN 106201115 A CN106201115 A CN 106201115A
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- Prior art keywords
- electrode
- backlight
- pressure touch
- electrode layer
- electrode lay
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- 239000000758 substrate Substances 0.000 claims abstract description 38
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 28
- 239000012788 optical film Substances 0.000 claims description 10
- 229910003460 diamond Inorganic materials 0.000 claims description 9
- 239000010432 diamond Substances 0.000 claims description 9
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 description 7
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Classifications
-
- 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
- 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
Abstract
The invention discloses a kind of pressure touch device and display device, in order to avoid in the case of the signal of telecommunication disturbs, improve the pressure touch precision of pressure touch device.Described pressure touch device, including the opposite substrate that box is arranged and array base palte, it is positioned at the described array base palte backlight away from described opposite substrate side, and support the backlight shell of described backlight, described pressure touch device also includes: be arranged on the described array base palte the first electrode layer away from the side of described opposite substrate, and described first electrode layer is connected with earth lead；Being arranged on the second electrode lay between described first electrode layer and described backlight shell, wherein, described first electrode layer and the second electrode lay composition have the touch-control structure of pressure touch function；And the touch control detection chip being electrical connected with described the second electrode lay.
Description
Technical field
The present invention relates to technical field of touch control, particularly relate to a kind of pressure touch device and display device.
Background technology
At present, contact panel be widely used for the portable terminal devices such as mobile phone, panel computer (PAD), notebook computer and
In its display device.
See Fig. 1, for the structure of pressure touch device in prior art, including the opposite substrate 01 that box is arranged and array
Substrate 02, is positioned at the array base palte backlight 03 away from opposite substrate side, and the backlight shell 04 of support backlight 03, is positioned at
Touch-control sensing layer 1 below backlight shell, pressure touch device also includes surrounding opposite substrate, array base palte, backlight, backlight shell
With the housing 2 of touch-control sensing layer, wherein housing 2 connects earth lead, as touch-control reference layer.
Therefore, in prior art, signal of telecommunication during liquid crystal upset may produce interference to the signal of touch-control sensing layer, and
When pressure touch device falls, housing is susceptible to deformation, causes the gap between touch-control sensing layer and touch-control reference layer
Uneven and cause pressure touch to lose efficacy, cause pressure touch precision to reduce.
Summary of the invention
In view of this, the present invention provides a kind of pressure touch device and display device, in order to avoid in signal of telecommunication interference
In the case of, improve the pressure touch precision of pressure touch device.
Embodiments provide a kind of pressure touch device, including the opposite substrate that box is arranged and array base palte,
It is positioned at the described array base palte backlight away from described opposite substrate side, and supports the backlight shell of described backlight, described
Pressure touch panel also includes:
Be arranged on the described array base palte the first electrode layer away from the side of described opposite substrate, described first electrode layer with
Earth lead is connected；
Be arranged on the second electrode lay between described first electrode layer and described backlight shell, wherein said first electrode layer and
The second electrode lay composition has the touch-control structure of pressure touch function；
And the touch control detection chip being electrical connected with described the second electrode lay.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, described setting
The second electrode lay between described first electrode layer and described backlight shell, including:
It is arranged on the second electrode lay between described backlight shell and described backlight；Or,
It is arranged on the second electrode lay of the light emission side of described backlight.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, according to successively
Away from the direction of described array base palte, described backlight includes optical film material, light guide plate and reflecting layer, when described the second electrode lay
When being arranged between described backlight shell and described backlight, described the second electrode lay be positioned at described backlight shell and described reflecting layer it
Between.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, according to successively
Away from the direction of described array base palte, described backlight includes optical film material, light guide plate and reflecting layer, when described the second electrode lay
When being arranged on described backlight light emission side, described the second electrode lay is positioned at the described optical film material side away from described light guide plate.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, described pressure
Contact panel also includes: be arranged on the polaroid between described array base palte and described first electrode layer；
Wherein, described first electrode layer is the electrode prepared by indium tin oxide material.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, when described the
When two electrode layers are arranged between described backlight shell and described backlight, described the second electrode lay is the electricity made by metal material
Pole；Or, described the second electrode lay is the electrode prepared by indium tin oxide material.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, when described the
When two electrode layers are arranged on described backlight light emission side, described the second electrode lay is the electrode prepared by indium tin oxide material.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, described first
Electrode layer includes the first sub-electrode of multiple list structure being arranged in array or diamond structure.
In a kind of possible embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, described second
Electrode layer includes the second sub-electrode of multiple list structure being arranged in array or diamond structure.
Correspondingly, the embodiment of the present invention additionally provides a kind of display device, any one provided including the embodiment of the present invention
Pressure touch device.
The present invention has the beneficial effect that:
Embodiments provide a kind of pressure touch device, including the opposite substrate that box is arranged and array base palte,
It is positioned at the described array base palte backlight away from described opposite substrate side, and supports the backlight shell of described backlight, described
Pressure touch panel also includes: be arranged on the described array base palte the first electrode layer away from the side of described opposite substrate, described
First electrode layer is connected with earth lead；It is arranged on the second electrode lay between described first electrode layer and described backlight shell, wherein
Described first electrode layer and the second electrode lay composition have the touch-control structure of pressure touch function；And with described the second electrode lay
The touch control detection chip being electrical connected.Visible, that the embodiment of the present invention provides pressure touch device, touch-control structure is by the first electrode
Layer and the second electrode lay form, and the first electrode layer are arranged on array base palte away from the side of opposite substrate ground connection, by the
Two electrode layers are arranged between the first electrode layer and backlight shell, due to the first electrode layer ground connection thus avoid telecommunications in array base palte
Interference number to touch-control structure, and owing to the first electrode layer and the second electrode lay are respectively positioned in backlight shell, thus avoid pressure
Contactor control device fall cause profile to have deformation quantity time, the problem that between the first electrode layer and the second electrode lay, gap is uneven,
Improve the precision of pressure touch further.
Accompanying drawing explanation
The structural representation of a kind of pressure touch device that Fig. 1 provides for prior art；
Fig. 2 (a) and Fig. 2 (b) is respectively the structural representation of a kind of pressure touch device that the embodiment of the present invention provides；
Fig. 3 (a) and Fig. 3 (b) is respectively the structural representation of the second pressure touch device that the embodiment of the present invention provides；
The structural representation of the third pressure touch device that Fig. 4 provides for the embodiment of the present invention；
Fig. 5 (a) and Fig. 5 (b) is respectively the structural representation of the embodiment of the present invention the first electrode layer；
The structural representation of the 4th kind of pressure touch device that Fig. 6 provides for the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing the present invention made into
One step ground describes in detail, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole enforcement
Example.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
All other embodiments, broadly fall into the scope of protection of the invention.
The present invention provides a kind of pressure touch device and display device, in order to avoid in the case of the signal of telecommunication disturbs, carries
The pressure touch precision of high pressure contactor control device.
Below in conjunction with the accompanying drawings, the pressure touch device embodiment of the present invention provided and the detailed description of the invention of display device
It is described in detail.
In accompanying drawing, thickness and the shape of each film layer do not reflect actual proportions, and purpose is schematically illustrate present invention.
Seeing Fig. 2 (a) and Fig. 2 (b), a kind of pressure touch device that the embodiment of the present invention provides, including arrange box
Opposite substrate 01 and array base palte 02, be positioned at the array base palte 02 backlight 03 away from opposite substrate 01 side, and support the back of the body
The backlight shell 04 of light source 03, pressure touch panel also includes: be arranged on array base palte 02 away from opposite substrate 01 side
One electrode layer 10, the first electrode layer is connected with earth lead；It is arranged on the second electrode between the first electrode layer 10 and backlight shell 04
Layer 11, wherein the first electrode layer 10 and the second electrode lay 11 composition have the touch-control structure of pressure touch function；And with second
Touch control detection chip that electrode layer is electrical connected (in Fig. 2 (a) and Fig. 2 (b) and be not drawn into touch control detection chip).
The pressure touch device that the embodiment of the present invention provides, including the opposite substrate arranging box and array base palte, is positioned at
Array base palte is away from the backlight of opposite substrate side, and the backlight shell of support backlight, and pressure touch panel also includes: set
Putting at array base palte away from the first electrode layer of the side of opposite substrate, the first electrode layer is connected with earth lead；It is arranged on first
The second electrode lay between electrode layer and backlight shell, wherein the first electrode layer and the second electrode lay composition have pressure touch function
Touch-control structure；And the touch control detection chip being electrical connected with the second electrode lay.Visible, that the embodiment of the present invention provides pressure
Contactor control device, touch-control structure is made up of the first electrode layer and the second electrode lay, and it is remote that the first electrode layer is arranged on array base palte
From side the ground connection of opposite substrate, the second electrode lay is arranged between the first electrode layer and backlight shell, due to the first electrode
Layer ground connection thus avoid the signal of telecommunication interference to touch-control structure in array base palte, and owing to the first electrode layer and the second electrode lay are equal
Be positioned at backlight shell, thus avoid pressure touch device fall cause profile to have deformation quantity time, the first electrode layer and second
The problem that between electrode layer, gap is uneven, improves the precision of pressure touch further.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, it is arranged on the first electrode layer
And the second electrode lay between backlight shell, including: it is arranged on the second electrode lay between backlight shell and backlight；Or, arrange
The second electrode lay in the light emission side of backlight.
Specifically, seeing Fig. 2 (a), the second electrode lay 11 is arranged between backlight shell 04 and backlight 03, the first electrode layer
10 are arranged on array base palte 02 connects touch control detection chip away from opposite substrate 01 side and ground connection, the second electrode lay 11 so that
It is made up of the first electrode layer 10 and the second electrode lay 11 and there is the touch-control structure of pressure touch function can avoid in array base palte
The interference of the signal of telecommunication, and owing to the first electrode layer and the second electrode lay are respectively positioned in backlight shell, thus avoid pressure touch dress
Put fall cause profile to have deformation quantity time, the problem that between the first electrode layer and the second electrode lay, gap is uneven, further
Improve the precision of pressure touch.
Specifically, seeing Fig. 2 (b), the second electrode lay 11 is arranged on backlight 03 light emission side, and the first electrode layer 10 is arranged on
Array base palte 02 connects touch control detection chip away from opposite substrate 01 side and ground connection, the second electrode lay 11 so that by the first electricity
Pole layer 10 and the second electrode lay 11 composition have the touch-control structure of pressure touch function can avoid the signal of telecommunication in array base palte
Interference, and owing to the first electrode layer and the second electrode lay are respectively positioned in backlight shell, thus avoid pressure touch device and falling
When causing profile to have deformation quantity, the problem that between the first electrode layer and the second electrode lay, gap is uneven, improves pressure further
The precision of touch-control.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, Fig. 3 (a) is seen, according to depending on
The secondary direction away from array base palte, backlight 03 includes optical film material 031, light guide plate 032 and reflecting layer 033, when the second electrode
When layer 11 is arranged between backlight shell and backlight, the second electrode lay 11 is between backlight shell 04 and reflecting layer 033.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, Fig. 3 (b) is seen, according to depending on
The secondary direction away from array base palte, backlight 03 includes optical film material 031, light guide plate 032 and reflecting layer 033, when the second electrode
When layer is arranged on backlight light emission side, the second electrode lay 11 is positioned at the optical film material 031 side away from light guide plate 032.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, Fig. 4, pressure touch are seen
Panel also includes: be arranged on the polaroid 13 between array base palte 02 and the first electrode layer 10；Wherein, the first electrode layer 13 is served as reasons
Electrode prepared by tin indium oxide (ITO) material.
Wherein, for Fig. 2 (a), Fig. 2 (b), Fig. 3 (a) with in the pressure touch device shown in Fig. 3 (b), all include being positioned at
Polaroid between array base palte and the first electrode layer.Wherein, Fig. 4 only illustrates with the structure shown in Fig. 3 (a).
Specifically, owing to the first electrode layer is arranged on the polaroid side away from array base palte, in order to avoid backlight goes out
The light of light side outgoing is blocked by the first electrode layer, the first electrode layer is set to have electric conductivity and light transmission, it is preferred that adopt
Making the first electrode layer with tin indium oxide, certain embodiment of the present invention is not limited to use tin indium oxide to make the first electrode layer, can
To use other materials with electric conductivity and light transmission to make.
It should be noted that usually, array base palte or opposite substrate are provided with the figure of black matrix, when the first electricity
Pole layer is set to the figure identical with the figure of black matrix, and the first electrode layer can use the material system with electric conductivity
Make, and the light of backlight light emission side outgoing will not be blocked.The material of the first electrode layer is not specifically limited at this.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, when the second electrode lay is arranged
Time between backlight shell and backlight, the second electrode lay is the electrode made by metal material；Or, the second electrode lay is by oxygen
Change electrode prepared by indium stannum (ITO) material.
Specifically, when the second electrode lay is arranged between backlight shell and backlight, owing to backlight is positioned at the second electrode
Above Ceng, the Rotating fields of the second electrode lay will not block the light of backlight light emission side outgoing, and therefore the second electrode lay can be by
Metal material makes or is made by indium tin oxide material.Wherein, the concrete material of the second electrode lay is not specifically limited at this.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, when the second electrode lay is arranged
When backlight light emission side, the second electrode lay is the electrode prepared by indium tin oxide material.
Specifically, when being arranged on backlight light emission side due to the second electrode lay, in order to avoid backlight light emission side outgoing
Light is blocked by the second electrode lay, and the second electrode lay is set to have electric conductivity and light transmission, it is preferred that use tin indium oxide
Making the second electrode lay, certain embodiment of the present invention is not limited to use tin indium oxide to make the second electrode lay, can use other
The material with electric conductivity and light transmission makes.
It should be noted that usually, array base palte or opposite substrate are provided with the figure of black matrix, when the second electricity
Pole layer is set to the figure identical with the figure of black matrix, and the i.e. first electrode layer is identical with the structure of the second electrode lay, the second electricity
Pole layer can use the material with electric conductivity to make, and will not block the light of backlight light emission side outgoing.Second electricity
The material of pole layer is not specifically limited at this.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, the first electrode layer includes many
The individual list structure being arranged in array or the first sub-electrode of diamond structure.
Specifically, differ with the figure of the black matrix in array base palte or opposite substrate when the figure of the first electrode layer
Time, the first electrode layer uses indium tin oxide material to make.Seeing Fig. 5 (a), first electrode layer 10 includes multiple being arranged in array
First sub-electrode 101 of list structure, and the most adjacent two strip the first sub-electrodes 101 are electrical connected.Or, see Fig. 5
B (), the first electrode layer 10 includes the first sub-electrode 101 of multiple diamond structure being arranged in array, and the most adjacent two first
Sub-electrode is electrical connected.
It should be noted that the first electrode layer ground connection and the reference layer as touch-control structure, therefore the first electrode layer also may be used
To be designed to the structure of flood.It is preferred that in order to avoid first electrode layer permeability to the light of backlight, by the first electrode
Layer is configured with multiple list structures being arranged in array or the diamond structure in gap.
In a particular embodiment, in the above-mentioned pressure touch device that the embodiment of the present invention provides, the second electrode lay includes many
The individual list structure being arranged in array or the second sub-electrode of diamond structure.
Specifically, seeing the structure of Fig. 5 (a) and the first electrode layer shown in Fig. 5 (b), the shape of the second electrode lay is permissible
Identical with the structure of the first electrode layer.Something in common does not repeats them here.
It should be noted that the second electrode lay is as the touch-control sensing layer of touch-control structure, the second electrode lay needs detection to use
Family pressing dynamics and position, therefore, the second electrode lay when the second sub-electrode of design level list structure or diamond structure,
Every adjacent rows or the second sub-electrode mutually insulated layer of adjacent two row, the first sub-electrode being positioned at often row or each column is electrical
It is connected.
Between backlight and backlight shell, the present invention is described in detail for specific embodiment below by with the second electrode lay
The pressure touch device that embodiment provides.
Seeing Fig. 6, the pressure touch device that the embodiment of the present invention provides, including the opposite substrate 01 arranging box and array
Substrate 02, is positioned at the array base palte 02 backlight away from opposite substrate 01 side, and the backlight shell 04 of support backlight, wherein
According to successively away from the direction of array base palte, backlight includes optical film material 031, light guide plate 032 and reflecting layer 033, Yi Jiwei
In the light source 034 of light guide plate incident side, pressure touch panel also includes: be arranged on array base palte 02 away from the one of opposite substrate 01
First electrode layer 10 of side, the first electrode layer is connected with earth lead, the second electricity being arranged between reflecting layer 033 and backlight shell 04
Pole layer 11, and the second electrode lay is connected with touch control detection chip.Wherein, pressure touch device also includes: be used for fixing backlight
With the support 05 of array base palte, and for backlight 03 and array base palte carry out the mouth word glue 06 fitted, it is used for supporting the back of the body
The housing 07 of bare hull.
In sum, the pressure touch device that the embodiment of the present invention provides, will have the first electrode layer of touch-control reference layer
It is arranged on the array base palte side away from opposite substrate so that the first electrode layer in touch-control structure avoids liquid in array base palte
Any signal of telecommunication that brilliant upset is carried；The second electrode lay with touch-control sensing effect is arranged in backlight shell so that even if
Product falls and causes housing to be deformed, and backlight shell does not results in deformation yet, therefore between the second electrode lay and the first electrode layer
Gap constant, it is to avoid owing to the gap between the first electrode layer and the second electrode lay changes the pressure touch effect that causes, from
And improve the precision of pressure touch.
Correspondingly, the embodiment of the present invention additionally provides a kind of display device, any one provided including the embodiment of the present invention
Pressure touch device.This display device can be: mobile phone, panel computer, television set, display, notebook computer, digital phase
Any product with touch controllable function such as frame, navigator or parts.The enforcement of this display device may refer to above-mentioned pressure touch
The embodiment of device, repeats no more in place of repetition.
Embodiments provide a kind of pressure touch device, including the opposite substrate that box is arranged and array base palte,
Being positioned at the array base palte backlight away from opposite substrate side, and the backlight shell of support backlight, pressure touch panel also wraps
Include: being arranged on the array base palte the first electrode layer away from the side of opposite substrate, the first electrode layer is connected with earth lead；It is arranged on
The second electrode lay between first electrode layer and backlight shell, wherein the first electrode layer and the second electrode lay composition have pressure touch
The touch-control structure of function；And the touch control detection chip being electrical connected with the second electrode lay.Visible, the embodiment of the present invention provides
Pressure touch device, touch-control structure is made up of the first electrode layer and the second electrode lay, and the first electrode layer is arranged on array base
The second electrode lay, away from the side of opposite substrate ground connection, is arranged between the first electrode layer and backlight shell, due to first by plate
Electrode layer ground connection thus avoid the signal of telecommunication interference to touch-control structure in array base palte, and due to the first electrode layer and the second electrode
Layer be respectively positioned in backlight shell, thus avoid pressure touch device fall cause profile to have deformation quantity time, the first electrode layer and
The problem that between the second electrode lay, gap is uneven, improves the precision of pressure touch further.
Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention
God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof
Within, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a pressure touch device, including the opposite substrate that box is arranged and array base palte, be positioned at described array base palte away from
The backlight of described opposite substrate side, and support the backlight shell of described backlight, it is characterised in that described pressure touch fills
Put and also include:
It is arranged on the described array base palte the first electrode layer away from the side of described opposite substrate, described first electrode layer and ground connection
Line is connected；
It is arranged on the second electrode lay between described first electrode layer and described backlight shell, wherein, described first electrode layer and
Two electrode layer compositions have the touch-control structure of pressure touch function；
And the touch control detection chip being electrical connected with described the second electrode lay.
Pressure touch device the most according to claim 1, it is characterised in that described in be arranged on described first electrode layer and institute
State the second electrode lay between backlight shell, including:
It is arranged on the second electrode lay between described backlight shell and described backlight；Or,
It is arranged on the second electrode lay of the light emission side of described backlight.
Pressure touch device the most according to claim 2, it is characterised in that according to successively away from the side of described array base palte
To, described backlight includes optical film material, light guide plate and reflecting layer, when described the second electrode lay is arranged on described backlight shell and institute
When stating between backlight, described the second electrode lay is between described backlight shell and described reflecting layer.
Pressure touch device the most according to claim 2, it is characterised in that according to successively away from the side of described array base palte
To, described backlight includes optical film material, light guide plate and reflecting layer, goes out light when described the second electrode lay is arranged on described backlight
During side, described the second electrode lay is positioned at the described optical film material side away from described light guide plate.
Pressure touch device the most according to claim 1, it is characterised in that described pressure touch device also includes: arrange
Polaroid between described array base palte and described first electrode layer；
Wherein, described first electrode layer is the electrode prepared by indium tin oxide material.
6. according to the pressure touch device described in Claims 2 or 3, it is characterised in that when described the second electrode lay is arranged on institute
When stating between backlight shell and described backlight, described the second electrode lay is the electrode made by metal material；Or, described second
Electrode layer is the electrode prepared by indium tin oxide material.
7. according to the pressure touch device described in claim 2 or 4, it is characterised in that when described the second electrode lay is arranged on institute
When stating backlight light emission side, described the second electrode lay is the electrode prepared by indium tin oxide material.
Pressure touch device the most according to claim 1 or 5, it is characterised in that described first electrode layer include multiple in
The list structure of array arrangement or the first sub-electrode of diamond structure.
9. according to the pressure touch device described in the arbitrary claim of claim 1-7, it is characterised in that described the second electrode lay includes
Multiple list structures being arranged in array or the second sub-electrode of diamond structure.
10. a display device, it is characterised in that include the pressure touch device as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828434.XA CN106201115A (en) | 2016-09-18 | 2016-09-18 | A kind of pressure touch device and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828434.XA CN106201115A (en) | 2016-09-18 | 2016-09-18 | A kind of pressure touch device and display device |
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| Publication Number | Publication Date |
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| CN106201115A true CN106201115A (en) | 2016-12-07 |
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| CN201610828434.XA Pending CN106201115A (en) | 2016-09-18 | 2016-09-18 | A kind of pressure touch device and display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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