CN106154651A - A kind of touch-control display panel - Google Patents
A kind of touch-control display panel Download PDFInfo
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- CN106154651A CN106154651A CN201610822813.8A CN201610822813A CN106154651A CN 106154651 A CN106154651 A CN 106154651A CN 201610822813 A CN201610822813 A CN 201610822813A CN 106154651 A CN106154651 A CN 106154651A
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- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
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- 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
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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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
- G06F3/0414—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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13396—Spacers having different sizes
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
- Position Input By Displaying (AREA)
Abstract
The embodiment of the invention discloses a kind of touch-control display panel, including: the array base palte being oppositely arranged and color membrane substrates, described array base palte is provided with the first electrode；Liquid crystal layer between described array base palte and described color membrane substrates；It is positioned at the described color membrane substrates supporting construction towards described liquid crystal layer side；Being positioned at the described supporting construction the second electrode towards described liquid crystal layer side, described second electrode and described first electrode are for touch-control pressure detecting；Wherein, described supporting construction includes: the first supporting construction and the second supporting construction and connect described first supporting construction and the attachment structure of described second supporting construction, on along described color membrane substrates to described array base palte direction, the height of described first supporting construction and described second supporting construction is not less than the height of described attachment structure.The touch control display apparatus that the embodiment of the present invention is provided, can improve pressure detecting sensitivity.
Description
Technical field
The present invention relates to technical field of touch control, particularly relate to a kind of touch-control display panel.
Background technology
Touch-control display panel of the prior art is typically to set respectively on the color membrane substrates being oppositely arranged and array base palte
Put electrode and bottom electrode, when described touch-control display panel surface is under pressure, by being arranged on described color membrane substrates
Capacitance variations between upper electrode and the bottom electrode being arranged on described array base palte, realizes pressure detecting.
But, above-mentioned touch-control display panel when its surface is under pressure, described color membrane substrates and described array base palte it
Between distance change less, accordingly, the described upper electrode being arranged on described color membrane substrates be arranged on described array base palte
On described bottom electrode between distance change the least, so that the capacitance change between upper electrode and bottom electrode is relatively
Little, cause and pressure signal often cannot be detected, pressure detecting sensitivity is relatively low.
Summary of the invention
For solving above-mentioned technical problem, embodiments provide a kind of touch-control display panel, to improve pressure detecting
Sensitivity.
For solving the problems referred to above, embodiments provide following technical scheme:
A kind of touch-control display panel, including:
The array base palte being oppositely arranged and color membrane substrates, be provided with the first electrode in array base palte；
Liquid crystal layer between array base palte and color membrane substrates；
It is positioned at the color membrane substrates supporting construction towards liquid crystal layer side；
It is positioned at the supporting construction the second electrode towards liquid crystal layer side, the second electrode and the first electrode to examine for touch-control pressure
Survey；
Wherein, supporting construction includes: the first supporting construction and the second supporting construction and connect the first supporting construction and the
The attachment structure of two supporting constructions, along color membrane substrates to array base palte direction on, the first supporting construction and the second supporting construction
Highly not less than the height of attachment structure.
Compared with prior art, technique scheme has the advantage that
The touch-control display panel that the embodiment of the present invention is provided, including: the array base palte being oppositely arranged and color membrane substrates, position
Liquid crystal layer between array base palte and color membrane substrates, is positioned at the color membrane substrates supporting construction towards liquid crystal layer side, wherein, battle array
Being provided with the first electrode in row substrate, supporting construction is provided with the second electrode, the second electrode and the first electricity towards liquid crystal layer side
Pole is used for touch-control pressure detecting.As can be seen here, in the touch control display apparatus that the embodiment of the present invention is provided, the second electrode is arranged
In supporting construction towards liquid crystal layer side, shorten the distance between the second electrode and the first electrode, be subject at touch-control display panel
During to the pressure of formed objects, increase the capacitance change between the second electrode and the first electrode, improve touch-control display surface
The pressure detecting sensitivity of plate.
And, in the touch-control display panel that the embodiment of the present invention is provided, supporting construction includes: the first supporting construction,
Two supporting constructions and connect the first supporting construction and the attachment structure of the second supporting construction, thus add supporting construction and the
The right opposite of one electrode amasss, and i.e. adds the right opposite between the second electrode and the first electrode and amasss, and further increases touch-control and shows
When showing panel by the pressure of formed objects, the capacitance change between the second electrode and the first electrode, improve touch-control and show
The pressure detecting sensitivity of panel.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
The structural representation of the touch-control display panel that Fig. 1 is provided by one embodiment of the invention；
The structural representation of the touch-control display panel that Fig. 2 is provided by another embodiment of the present invention；
Fig. 3 is the top view of the second electrode in touch-control display panel shown in Fig. 2, and the second electrode shown in Fig. 2 is shown in Fig. 3
Second electrode is along the sectional view in AB direction；
The structural representation of the touch-control display panel that Fig. 4 is provided by further embodiment of the present invention；
The structural representation of the touch-control display panel that Fig. 5 is provided by another embodiment of the present invention；
The structural representation of the touch-control display panel that Fig. 6 is provided by further embodiment of the present invention；
In the touch-control display panel that Fig. 7 is provided by one embodiment of the invention, the top view of color membrane substrates；
The structural representation of the touch-control display panel that Fig. 8 is provided by another embodiment of the present invention；
The structural representation of the touch-control display panel that Fig. 9 is provided by further embodiment of the present invention；
The structural representation of the touch-control display panel that Figure 10 is provided by another embodiment of the present invention；
In the touch-control display panel that Figure 11 is provided by one embodiment of the invention, the top view of array base palte；
In the touch-control display panel that Figure 12 is provided by one embodiment of the invention, pixel cell is relative with supporting construction
Position view.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but the present invention is all right
Using other to be different from alternate manner described here to implement, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Embodiments provide a kind of touch-control display panel, as it is shown in figure 1, Fig. 1 shows the present invention one enforcement
The structural representation of the touch-control display panel that example is provided, this touch-control display panel includes:
The array base palte 10 being oppositely arranged and color membrane substrates 20, be provided with the first electrode 11 in array base palte 10；
Liquid crystal layer 30 between array base palte 10 and color membrane substrates 20；
It is positioned at the color membrane substrates 20 supporting construction 40 towards liquid crystal layer 30 side；
Being positioned at the supporting construction 40 second electrode 50 towards liquid crystal layer 30 side, the second electrode 50 is used for the first electrode 11
Touch-control pressure detecting；
Wherein, supporting construction 40 includes: the first supporting construction 41 and the second supporting construction 43 and connection the first support knot
Structure 41 and the attachment structure 42 of the second supporting construction 43, along color membrane substrates 20 to array base palte 10 direction, the first supporting construction
41 and second the height of supporting construction 43 not less than the height of attachment structure 42.
It should be noted that on the basis of above-described embodiment, in one embodiment of the invention, such as Fig. 2 and Fig. 3 institute
Showing, Fig. 2 shows the structural representation of the touch-control display panel that one embodiment of the invention provided, and Fig. 3 is touch-control shown in Fig. 2
In display floater, the top view of the second electrode 50, the second electrode 50 shown in Fig. 2 is that the second electrode 50 shown in Fig. 3 is along AB side
To sectional view.In embodiments of the present invention, the second electrode 50 is one whole mesh electrode, and the first electrode 11 includes multiple first
Electrode unit 110, in order to the second electrode 50 and multiple first electrode unit 110 constitute multiple electric capacity independent of each other, are used for
Touch-control pressure detecting.
From the foregoing, it will be observed that in the touch control display apparatus that provided of the embodiment of the present invention, the second electrode 50 is arranged on support knot
Structure 40, towards liquid crystal layer 30 side, shortens the distance between the second electrode 50 and the first electrode 11, is subject at touch-control display panel
During to the pressure of formed objects, increase the capacitance change between the second electrode 50 and the first electrode 11, improve touch-control and show
Show the pressure detecting sensitivity of panel.
And, in the touch-control display panel that the embodiment of the present invention is provided, supporting construction 40 includes: the first supporting construction
41, the second supporting construction 43 and connection the first supporting construction 41 and attachment structure 42 of the second supporting construction 43, thus increase
The right opposite of supporting construction 40 and the first electrode 11 amasss, and i.e. adds the right opposite between the second electrode 50 and the first electrode 11
Long-pending, when further increasing touch-control display panel by the pressure of formed objects, between the second electrode 50 and the first electrode 11
Capacitance change, improves the pressure detecting sensitivity of touch-control display panel.
On the basis of above-described embodiment, in one embodiment of the invention, as shown in Figure 4, Fig. 4 shows the present invention
The structural representation of the touch-control display panel that another embodiment is provided, along the direction of color membrane substrates 20 to array base palte 10
On, the first supporting construction 41 is identical with the height of the second supporting construction 43.In another embodiment of the present invention, continue such as figure
Shown in 1-Fig. 3, along the direction of color membrane substrates 20 to array base palte 10, the first supporting construction 41 and height of the second supporting construction 43
Degree difference, this is not limited by the present invention, specifically depends on the circumstances.
It is concrete, as it is shown in figure 5, the structure that Fig. 5 shows the touch-control display panel that one embodiment of the invention provided is shown
Being intended to, in embodiments of the present invention, the first supporting construction 41 is d1 towards the distance between liquid crystal layer 30 side and array base palte 10；
Second supporting construction 43 is d3 towards the distance between liquid crystal layer 30 side and array base palte 10；Attachment structure 42 is towards liquid crystal layer
Distance between width and the array base palte 10 of 30 sides is d2；In array base palte 10 first electrode 11 to array base palte 10 towards
The distance of liquid crystal layer 30 1 side surface is d, then, in the present embodiment, and the electricity between the first supporting construction 41 and the first electrode 11
HoldWherein, S1Represent that the right opposite between the first supporting construction 41 and the first electrode 11 amasss；εLCRepresent liquid
The dielectric constant of crystal layer 30, is 7.0；εPVRepresent the dielectric constant of structure between the first electrode 11 and array base palte 10 surface, for
6.7；Therefore, the electric capacity between the first supporting construction 41 and the first electrode 11In like manner, the second supporting construction 43 with
Electric capacity between first electrode 11Electric capacity between attachment structure 42 and the first electrode 11Then,
Electric capacity between supporting construction 40 and the first electrode 11Wherein, S2Represent attachment structure 42
And the right opposite between the first electrode 11 amasss, S3Represent that the right opposite between the second supporting construction 43 and the first electrode 11 amasss.
When touch-control display panel surface is under pressure, the variable quantity of the electric capacity that supporting construction 40 and the first electrode 11 are constituted
Wherein, when touch-control display panel surface is under pressure, the first supporting construction 41 is towards liquid crystal layer 30 side and battle array
Distance between row substrate 10 surface is d1 ', and attachment structure 42 is towards between liquid crystal layer 30 side and array base palte 10 surface
Distance is d2 ', and the second supporting construction 43 is d3 ' towards the distance between liquid crystal layer 30 side and array base palte 10 surface.
As shown in Figure 6, Fig. 6 shows the structural representation of the touch-control display panel that one embodiment of the invention provided,
In embodiments of the present invention, along the direction of color membrane substrates 20 to array base palte 10, the first supporting construction 41 and second supports knot
The height of structure 43 is identical, d1=d3, the electric capacity between supporting construction 40 and the first electrode 11
When touch-control display panel surface is under pressure, the variable quantity of the electric capacity that supporting construction 40 and the first electrode 11 are constituted
Due to touch-control display panel surface pressure experienced identical time, touch-control display panel compression distance everywhere is fixing
Value, thenWhen d1 is less than d3, thenI.e. Δ C1 ＜ Δ C2.As can be seen here, along color membrane substrates 20 to array base palte
On the direction of 10, when the first supporting construction 41 is identical with the height of the second supporting construction 43, the pressure detecting of touch-control display panel
Sensitivity is more than along the direction of color membrane substrates 20 to array base palte 10, the first supporting construction 41 and height of the second supporting construction 43
When degree is different, the pressure detecting sensitivity of touch-control display panel.
It should be noted that in any of the above-described embodiment, as it is shown in fig. 7, Fig. 7 shows one embodiment of the invention institute
In the touch-control display panel provided, the top view of color membrane substrates 20, in the present embodiment, supporting construction 40 is arranged on color membrane substrates
The shading region of 20, to avoid arranging of supporting construction 40 to affect the aperture opening ratio of touch-control display panel.
On the basis of above-described embodiment, in one embodiment of the invention, continue as shown in figs 1 to 6, first
The contact area of support structure 41 and color membrane substrates 20 deviates from the area of color membrane substrates 20 1 side surface more than the first supporting construction 41；
Second supporting construction 43 deviates from color membrane substrates 20 1 side surface with the contact area of color membrane substrates 20 more than the second supporting construction 43
Area.Concrete, in one embodiment of the invention, the first supporting construction 41 is circular with the contact surface of color membrane substrates 20
Contact surface, the second supporting construction 43 is also circular contact face with the contact surface of color membrane substrates 20, adjacent to utilize to greatest extent
Shading region between sub-pixel, increases the right opposite between the second electrode 50 and the first electrode 11 and amasss, but the present invention is to this not
Limiting, in other embodiments of the invention, the first supporting construction 41 can also be rectangle with the contact surface of color membrane substrates 20
Or other shapes, in like manner, the second supporting construction 43 can also be rectangle or other shapes with the contact surface of color membrane substrates 20, specifically
Depend on the circumstances.
Below with the contact surface of the first supporting construction 41 and color membrane substrates 20 as circular contact face, the second supporting construction 43 with
As a example by the supporting surface of color membrane substrates 20 is circular contact face, the touch-control display panel being provided the embodiment of the present invention is retouched
State.
On the basis of above-described embodiment, in one embodiment of the invention, the first supporting construction 41 and color membrane substrates
Contact surface and second supporting construction 43 of 20 are different from the diameter of the contact surface of color membrane substrates 20.
As shown in table 1, the touch-control display panel during table 1 shows touch-control display panel of the prior art and the present invention exists
When liquid crystal molecule in liquid crystal layer 30 does not deflects, when touch-control display panel surface is by uniform pressure, under preset area, the
Electric capacity between one electrode 11 and the second electrode 50 and capacitance change.Wherein, Fig. 8 shows that touch-control of the prior art shows
The structural representation of panel, in the touch-control display panel of prior art, the first electrode 02 is arranged in array base palte 01, the second electricity
Pole 04 is arranged in color membrane substrates 02；Fig. 9 shows the structural representation of the touch-control display panel provided in the embodiment of the present invention
Figure.
Table 1:
It should be noted that in the touch-control display panel of table 1 correspondence: Pixel Dimensions (i.e. the width of a sub-pixel) is 15
μm；The density of supporting construction 40 is 5.04%；Continue as it is shown in figure 9, first supporting construction 41 is towards liquid crystal in supporting construction 40
A diameter of 7 μm of layer 30 side, deviate from a diameter of 9 μm of liquid crystal layer 30 side, and the second supporting construction 43 is towards liquid crystal layer 30 1
A diameter of 5 μm of side, deviate from a diameter of 7 μm of liquid crystal layer 30 side；Preset area is the area that a pixel cell is corresponding.
As shown in Table 1, when the liquid crystal molecule in liquid crystal layer 30 is positivity liquid crystal, touch-control display panel surface is by identical
During pressure, under preset area, the capacitance change that the touch-control display panel that the embodiment of the present invention is provided detects is existing skill
875/13 ≈ 12 times of the capacitance change that in art, touch-control display panel detects；Under entire area, the embodiment of the present invention is carried
The capacitance change that the touch-control display panel of confession detects is the capacitance change that in prior art, touch-control display panel detects
1+5.04%*12=1.60 times.I.e. compared to touch-control display panel of the prior art, what the embodiment of the present invention was provided touches
The pressure detecting sensitivity of control display floater can improve 1.60 times.
When the liquid crystal molecule in liquid crystal layer 30 is negative liquid crystal, when touch-control display panel surface is by uniform pressure, in advance
If under area, the capacitance change that the touch-control display panel that the embodiment of the present invention is provided detects is that in prior art, touch-control shows
Show 1310/149 ≈ 8.8 times of the capacitance change that panel detection arrives；Under entire area, the touch-control that the embodiment of the present invention is provided
The capacitance change that display floater detects is the 1+ of the capacitance change that touch-control display panel detects in prior art
5.04%*8.8=1.44 times.I.e. compared to touch-control display panel of the prior art, the touch-control that the embodiment of the present invention is provided
The pressure detecting sensitivity of display floater can improve 1.44 times.
In another embodiment of the present invention, the first supporting construction 41 supports with the contact surface and second of color membrane substrates 20
Structure 43 is identical with the diameter of the contact surface of color membrane substrates 20.
As shown in table 2 and Figure 10, Figure 10 shows by the structure of the touch-control display panel that another embodiment of the present invention is provided
It is intended to, when table 2 shows by uniform pressure, in touch-control display panel shown in touch-control display panel of the prior art and Figure 10
When attachment structure 42 is different from the spacing of color membrane substrates 20, electricity between the first electrode 11 and the second electrode 50 under preset area
Hold variable quantity and the pressure detecting sensitivity enhancement amount of whole touch-control display panel.
Table 2:
It should be noted that in the touch-control display panel of table 2 correspondence: Pixel Dimensions (i.e. the width of a sub-pixel) is 15
μm；The density of supporting construction 40 is 6.28%；Continuing as shown in Figure 10, in supporting construction 40, the first supporting construction 41 is towards liquid crystal
A diameter of 7 μm of layer 30 side, deviate from a diameter of 9 μm of liquid crystal layer 30 side, and the second supporting construction 43 is towards liquid crystal layer 30 1
A diameter of 7 μm of side, deviate from a diameter of 9 μm of liquid crystal layer 30 side；Preset area is the area that a pixel cell is corresponding；It is subject to
Before pressure, the distance between the first electrode 11 and the second electrode 50 is 3.2 μm, after pressurized, the first electrode 11 and the second electrode 50 it
Between distance be 2.9 μm.
As shown in Table 2, the pressure detecting of the touch-control display panel that the embodiment of the present invention is provided is highly sensitive in existing skill
The pressure detecting sensitivity of touch-control display panel in art, and, on the premise of other conditions are constant, the embodiment of the present invention is carried
The pressure detecting sensitivity of the touch-control display panel of confession is along with attachment structure 42 is towards liquid crystal layer 30 1 side surface and color membrane substrates
The increase of distance h between 20 and improve.
On the basis of any of the above-described embodiment, in one embodiment of the invention, as shown in figure 11, Figure 11 shows
The top view of array base palte 10 in the touch-control display panel that one embodiment of the invention is provided, in the present embodiment, array base
It is provided with a plurality of data lines 12 and multi-strip scanning line 13, a plurality of data lines 12 and multi-strip scanning line 13 on plate 10 and limits many height
Pixel 14, the sub-pixel 14 of adjacent N number of different colours constitutes a pixel cell, and wherein, N is the positive integer more than 2.Need
Bright, in embodiments of the present invention, N can be 2, it is also possible to is 3, it is also possible to being 4, this is not limited by the present invention, tool
Body depends on the circumstances.
On the basis of above-described embodiment, in one embodiment of the invention, supporting construction 40 is positioned at pixel cell,
Wherein, the corresponding pixel cell of supporting construction 40, and the quantity of supporting construction 40 is not more than the quantity of pixel cell.
I.e., in embodiments of the present invention, can be with supporting construction 40 and pixel cell one_to_one corresponding, it is also possible to the quantity of supporting construction 40 is little
In the quantity of pixel cell, as long as ensureing the only corresponding pixel cell of a supporting construction 40.
Ensure supporting construction 40 array substrate 10 and the intrinsic supporting role of color membrane substrates 20, and do not dramatically increase work
On the premise of skill difficulty, optionally, in touch-control display panel, the area ratio of all supporting constructions 40 and touch-control display panel is
1.5%-6.28%, is 1.5%-6.28% including endpoint value, the i.e. density of supporting construction 40, including endpoint value.
From the foregoing it will be appreciated that the lifting of capacitance change times under the pressure detecting sensitivity=preset area of touch-control display panel
Number * supporting construction 40 density (the most all supporting constructions 40 and the area ratio of touch-control display panel), therefore, under preset area
Capacitance change promote multiple constant in the case of, the density of the supporting construction 40 in touch-control display panel is the biggest, touch-control show
Show that the integral pressure detection sensitivity lifting multiple of panel is the biggest.Optionally, supporting construction 40 is identical with pixel cell quantity, i.e.
Supporting construction 40 and pixel cell one_to_one corresponding.
On the basis of above-described embodiment, in an alternate embodiment of the present invention where, supporting construction 40 is along the first sub-picture
Element is equal to the distance between the first sub-pixel center and the second sub-pixel center to the length between the second sub-pixel, so that
Support structure 40 can be uniformly distributed in touch-control display panel.
On the basis of above-described embodiment, in one particular embodiment of the present invention, as shown in figure 12, Figure 12 shows
In the touch-control display panel that one embodiment of the invention is provided, the relative position view of pixel cell and supporting construction 40,
In the present embodiment, pixel cell 140 includes: the first the most adjacent sub-pixel the 141, second sub-pixel 142 and the 3rd sub-picture
Element 143, wherein, first supporting construction 41 shading region between the first sub-pixel 141 and the second sub-pixel 142, second
The support structure 43 shading region between the second sub-pixel 142 and the 3rd sub-pixel 143.It should be noted that due at this
In bright embodiment, along the first sub-pixel 141 to the 3rd sub-pixel 143 direction on, attachment structure 42 is parallel with the second sub-pixel 142
Arranging, therefore be perpendicular to the first sub-pixel 141 to the 3rd sub-pixel 143 direction, the width of attachment structure 42 is less than adjacent sub-picture
Distance between element, to ensure that the setting of attachment structure 42 does not interferes with the aperture opening ratio of touch-control display panel.
As shown in table 3, table 3 shows when Pixel Dimensions (i.e. the width of a sub-pixel) is 10 μm, by uniform pressure,
First supporting construction 41 He in the touch-control display panel that touch-control display panel of the prior art and the embodiment of the present invention are provided
During the second supporting construction 43 diameter difference, capacitance change between the first electrode 11 and the second electrode 50 under preset area.
Table 3
It should be noted that in the touch-control display panel of table 3 correspondence: the first supporting construction 41 and the second supporting construction 43 court
The most identical with the surface area deviating from liquid crystal layer 30 side to liquid crystal layer 30；Preset area is the area that a pixel cell is corresponding；
Before pressurized, the distance between the first electrode 11 and the second electrode 50 is 3.2 μm, after pressurized, and the first electrode 11 and the second electrode 50
Between distance be 2.9 μm.
As shown in table 4, table 4 shows when Pixel Dimensions (i.e. the width of a sub-pixel) is 15 μm, by uniform pressure,
First supporting construction 41 He in the touch-control display panel that touch-control display panel of the prior art and the embodiment of the present invention are provided
During the second supporting construction 43 diameter difference, capacitance change between the first electrode 11 and the second electrode 50 under preset area.
Table 4
It should be noted that in the touch-control display panel of table 4 correspondence: the first supporting construction 41 and the second supporting construction 43 court
The most identical with the surface area deviating from liquid crystal layer 30 side to liquid crystal layer 30；Preset area is the area that two pixel cells are corresponding；
Before pressurized, the distance between the first electrode 11 and the second electrode 50 is 3.2 μm, after pressurized, and the first electrode 11 and the second electrode 50
Between distance be 2.9 μm.
As shown in table 5, table 5 shows when Pixel Dimensions (i.e. the width of a sub-pixel) is 20 μm, by uniform pressure,
First supporting construction 41 He in the touch-control display panel that touch-control display panel of the prior art and the embodiment of the present invention are provided
During the second supporting construction 43 diameter difference, capacitance change between the first electrode 11 and the second electrode 50 under preset area.
Table 5
It should be noted that in the touch-control display panel of table 5 correspondence: in the present invention, the first supporting construction 41 and second
Support structure 43 is the most identical with the surface area deviating from liquid crystal layer 30 side towards liquid crystal layer 30；Preset area is a pixel cell pair
The area answered；Before pressurized, the distance between the first electrode 11 and the second electrode 50 is 3.2 μm, after pressurized, and the first electrode 11 and
Distance between two electrodes 50 is 2.9 μm.
From table 3 to table 5, in the touch-control display panel that the embodiment of the present invention is provided, before other conditions are identical
Putting, along with reducing of Pixel Dimensions, the pressure detecting sensitivity of touch-control display panel improves the most therewith.
In sum, in the touch control display apparatus that the embodiment of the present invention is provided, the second electrode 50 is arranged on support knot
Structure 40, towards liquid crystal layer 30 side, shortens the distance between the second electrode 50 and the first electrode 11, is subject at touch-control display panel
During to the pressure of formed objects, increase the capacitance change between the second electrode 50 and the first electrode 11, improve touch-control and show
Show the pressure detecting sensitivity of panel.
And, in the touch-control display panel that the embodiment of the present invention is provided, supporting construction 40 includes: the first supporting construction
41, the second supporting construction 43 and connection the first supporting construction 41 and attachment structure 42 of the second supporting construction 43, thus increase
The right opposite of supporting construction 40 and the first electrode 11 amasss, and i.e. adds the right opposite between the second electrode 50 and the first electrode 11
Long-pending, when further increasing touch-control display panel by the pressure of formed objects, between the second electrode 50 and the first electrode 11
Capacitance change, improves the pressure detecting sensitivity of touch-control display panel.
In this specification, various piece uses the mode gone forward one by one to describe, and what each some importance illustrated is and other parts
Difference, between various piece, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to embodiment illustrated herein, and is to fit to consistent with principles disclosed herein and features of novelty
The widest scope.
Claims (12)
1. a touch-control display panel, it is characterised in that including:
The array base palte being oppositely arranged and color membrane substrates, be provided with the first electrode in described array base palte；
Liquid crystal layer between described array base palte and described color membrane substrates；
It is positioned at the described color membrane substrates supporting construction towards described liquid crystal layer side；
Being positioned at the described supporting construction the second electrode towards described liquid crystal layer side, described second electrode is used with described first electrode
In touch-control pressure detecting；
Wherein, described supporting construction includes: the first supporting construction and the second supporting construction and connect described first supporting construction
With the attachment structure of described second supporting construction, along described color membrane substrates extremely described array base palte direction, described first supports
The height of structure and described second supporting construction is not less than the height of described attachment structure.
Touch-control display panel the most according to claim 1, it is characterised in that along described color membrane substrates to described array base palte
On direction, described first supporting construction is identical with the height of described second supporting construction.
Touch-control display panel the most according to claim 1, it is characterised in that along described color membrane substrates to described array base palte
On direction, described first supporting construction is different with the height of described second supporting construction.
Touch-control display panel the most according to claim 1, it is characterised in that described first supporting construction and described color film base
The contact area of plate deviates from the area of described color membrane substrates one side surface more than described first supporting construction；Described second supports knot
The contact area of structure and described color membrane substrates deviates from the area of described color membrane substrates one side surface more than described second supporting construction.
Touch-control display panel the most according to claim 4, it is characterised in that described first supporting construction and described color film base
The contact surface of plate is circular；Described second supporting construction is circular with the contact surface of described color membrane substrates.
Touch-control display panel the most according to claim 5, it is characterised in that described first supporting construction and described color film base
The diameter of the contact surface of plate is identical or different with the diameter of the contact surface of described color membrane substrates with described second supporting construction.
7. according to the touch-control display panel described in any one of claim 1-6, it is characterised in that be provided with on described array base palte
A plurality of data lines and multi-strip scanning line, described a plurality of data lines and multi-strip scanning line limit multiple sub-pixel, adjacent N number of difference
The sub-pixel of color constitutes a pixel cell, and wherein, N is the positive integer more than 2.
Touch-control display panel the most according to claim 7, it is characterised in that described supporting construction is positioned at described pixel cell
In, wherein, the corresponding described pixel cell of described supporting construction, and the quantity of described supporting construction is not more than described picture
The quantity of element unit.
Touch-control display panel the most according to claim 8, it is characterised in that prop up described in all in described touch-control display panel
Support structure is 1.5%-6.28% with the area ratio of described touch-control display panel, including endpoint value.
Touch-control display panel the most according to claim 9, it is characterised in that described supporting construction and described pixel cell
Quantity is identical.
11. touch-control display panels according to claim 8, it is characterised in that described pixel cell includes: the most adjacent
First sub-pixel, the second sub-pixel and the 3rd sub-pixel, wherein, described first supporting construction is positioned at described first sub-pixel and
Shading region between two sub-pixels, the shading between described second sub-pixel and the 3rd sub-pixel of described second supporting construction
District.
12. touch-control display panels according to claim 8, it is characterised in that described supporting construction is along described first sub-picture
Element is equal between described first sub-pixel center and described second sub-pixel center to the length between described second sub-pixel
Distance.
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| CN201610822813.8A CN106154651A (en) | 2016-09-14 | 2016-09-14 | A kind of touch-control display panel |
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| CN201610822813.8A CN106154651A (en) | 2016-09-14 | 2016-09-14 | A kind of touch-control display panel |
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Application publication date: 20161123 |