CN207780425U - A kind of touch base plate, touch-control display panel and touch control display apparatus - Google Patents
A kind of touch base plate, touch-control display panel and touch control display apparatus Download PDFInfo
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- CN207780425U CN207780425U CN201820124701.XU CN201820124701U CN207780425U CN 207780425 U CN207780425 U CN 207780425U CN 201820124701 U CN201820124701 U CN 201820124701U CN 207780425 U CN207780425 U CN 207780425U
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- touch
- black matrix
- base plate
- electrode
- display panel
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Abstract
A kind of touch base plate of the utility model embodiment offer, touch-control display panel and touch control display apparatus, are related to display technology field, solve the problems, such as in the prior art because influence display panel is shown caused by being used as touch control electrode using public electrode.The touch base plate includes：The touch control electrode of multiple strips for being arranged on underlay substrate and being arranged in order along first direction；It is arranged on the underlay substrate and conductive black matrix pattern, the black matrix pattern includes：It is arranged in order in a second direction and multiple black matrix items of mutually insulated, the black matrix item includes multiple void regions corresponding with sub-pixel；The black matrix pattern and the touch control electrode mutually insulated；Wherein, the first direction and the second direction intersect.For in touch control display apparatus.
Description
Technical field
The utility model is related to a kind of display technology field more particularly to touch base plate, touch-control display panel and touch-control are aobvious
Showing device.
Background technology
With the development of display technology, touch technology enters fast-developing period, can according to the installation position of touch control electrode
It is embedded to be divided into touch technology is divided into external hanging type and embedded：External touch-control (On cell Touch) and insertion
Formula touch-control (In Cell Touch).Embedded type touch control (In Cell Touch) technology includes compound embedded (Hybrid In
Cell, abbreviation HIC) and completely embedded (Full In Cell, abbreviation FIC).
Existing touch-control product is often using public electrode as touch control electrode, since public electrode is both used as touch control electrode,
It is used as the driving electrodes of driving display again, thus public electrode should meet in design and can realize touch function, meet again
It can realize display function, and the clock signal for controlling public electrode can change, so, may influence to show product
Display.Below by taking HIC deisgn products as an example, HIC products are to realize touch-control (Touch) using the principle of mutual capacitance, are specifically set
Count principle as shown in Figure 1, public electrode (Common) 10 be arranged on color membrane substrates (Colour Film, abbreviation CF), common electrical
Pole 10 includes the sub- public electrode 101 of the multiple strips equidistantly arranged, by sub- public electrode 101 and is arranged in color membrane substrates
The touch control electrode 20 of the strip at the back side is respectively formed induction electrode Rx and driving electrodes Tx, and the two right-angled intersection forms induced electricity
Hold, to realize touch function.
Since public electrode 10 is divided into the sub- public electrode 101 of multiple strips, thus per adjacent sub- public electrode 101
Between have gap.When public electrode 10 is used as show electrode, since gap location electric field covers between adjacent sub- public electrode 101
Lid is weaker, thus when public electrode 10 and pixel electrode are used to that display panel to be driven to show, between adjacent sub- public electrode 101
Corresponding region display color is dark at gap, to reduce the quality of display product.
Utility model content
A kind of touch base plate of the embodiments of the present invention offer, touch-control display panel and touch control display apparatus, solve
In the prior art because being used as influencing the problem of display panel is shown caused by touch control electrode using public electrode.
In order to achieve the above objectives, the embodiments of the present invention adopt the following technical scheme that：
In a first aspect, a kind of touch base plate is provided, including：It is arranged on underlay substrate and is arranged in order along first direction
Multiple strips touch control electrode；It is arranged on the underlay substrate and conductive black matrix pattern, the black matrix pattern packet
It includes：It is arranged in order in a second direction and multiple black matrix items of mutually insulated, the black matrix item includes multiple and sub-pixel pair
The void region answered；The black matrix pattern and the touch control electrode mutually insulated；Wherein, the first direction and described second
Direction intersects.
Preferably, the touch control electrode and the black matrix pattern are arranged in two opposite bottom surfaces of the underlay substrate
On；Alternatively, the touch control electrode and the black matrix pattern are arranged on the same bottom surface of the underlay substrate.
Preferably, the distance between adjacent described black matrix item is equal in the multiple black matrix item.
Preferably, the distance between adjacent described black matrix item is 2~3.5 μm.
Preferably, the black matrix item includes the multiple void regions arranged in a matrix fashion, along the black matrix item
Width direction, the black matrix item include 30~40 void regions.
Preferably, the material of the black matrix pattern is metal.
Preferably, the touch base plate further includes the chromatic photoresist pattern being arranged on the underlay substrate；The colour
Photoresist pattern is located at the void region of the black matrix item.
Second aspect provides a kind of touch-control display panel, including above-mentioned touch base plate and display module, the display group
Part includes the driving electrodes of sub-pixel, and the driving electrodes are relative to the touch control electrode and black matrix pattern in the touch base plate
Display side surface far from the touch-control display panel.
Preferably, the driving electrodes include pixel electrode and public electrode, and the public electrode is located at the touch-control base
On the underlay substrate of plate, the public electrode is planar.
The third aspect provides a kind of touch control display apparatus, including above-mentioned touch-control display panel and driving IC；Wherein, institute
The black matrix pattern stated on the touch base plate of touch-control display panel is electrically connected with the driving IC.
A kind of touch base plate of the utility model embodiment offer, touch-control display panel and touch control display apparatus, touch base plate
Touch control electrode including strip and conductive black matrix pattern, black matrix pattern includes the black matrix item of strip, due to black matrix
Item and touch control electrode intersect and insulate, thus touch function may be implemented using black matrix item and touch control electrode.Due to this
Utility model embodiment need not use public electrode as touch control electrode, and public electrode is only as the driving electricity for realizing display
Pole, electrode and display used in touch-control electrode used are independent from each other, therefore do not interfere with the display of display panel.In this way
One, since public electrode is not used in as touch control electrode, for the touch-controls product such as HIC, public electrode can be fabricated to planar,
Without doing into strips, thus the electric field that public electrode and pixel electrode generate is uniform, so as to avoid public electrode to aobvious
Show the influence of Display panel.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of a kind of touch control electrode and public electrode that the prior art provides；
Fig. 2 is the structural schematic diagram of a kind of touch control electrode and black matrix pattern that the utility model embodiment provides；
Fig. 3 is a kind of structural schematic diagram for black matrix item that the utility model embodiment provides；
Fig. 4 is a kind of structural schematic diagram for black matrix pattern that the prior art provides；
Fig. 5 is that a kind of touch base plate that the utility model embodiment provides includes black matrix pattern and chromatic photoresist pattern
Structural schematic diagram.
Reference numeral：
10- public electrodes；The sub- public electrodes of 101-；20- touch control electrodes；30- underlay substrates；40- black matrix patterns；401-
Black matrix item；50- chromatic photoresist patterns.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of touch base plate, as shown in Fig. 2, including being arranged on underlay substrate 30 and
The touch control electrode 20 for the multiple strips being arranged in order along first direction；Further include being arranged on underlay substrate 30 and conductive black
Matrix pattern 40, black matrix pattern 40 include：It is arranged in order in a second direction and multiple black matrix items 401 of mutually insulated, such as
Shown in Fig. 3, black matrix item 401 (illustrates two adjacent black squares including multiple void regions corresponding with sub-pixel in attached drawing 3
Battle array item 401)；Black matrix pattern 40 and 20 mutually insulated of touch control electrode；Wherein, first direction and second direction intersect.
It should be noted that first, touch control electrode 20 and black matrix item 401 intersect, for realizing touch-control.Herein,
Can be touch control electrode 20 be induction electrode, black matrix item 401 be driving electrodes；Can also be that touch control electrode 20 is electric for driving
Pole, black matrix item 401 are induction electrode.
Second, since touch control electrode 20 is generally located on the display side of display panel, in order to not influence display, thus touch-control
The material of electrode 20 is transparent conductive material.Preferably, the material of touch control electrode 20 can be tin indium oxide (Indium Tin
Oxide, abbreviation ITO), indium zinc oxide (Indium Zinc Oxide, abbreviation IZO) or aluminium doping zinc oxide (Aluminum
Doped Zinc Oxid, abbreviation AZO) etc..
Third, the material of black matrix pattern 40, can be with conduction other than can be with shading in the utility model.Preferably,
The material of black matrix pattern 40 is metal.It is further preferred that the material of black matrix pattern 40 be Mo (molybdenum) or Mo/Al (aluminium)/
Mo laminated materials.
With reference to figure 4, Fig. 4 is the structural schematic diagram of black matrix pattern 40 in the prior art, and existing black matrix pattern 40 is
It is latticed, and as shown in figure 3, the black matrix pattern 40 of the utility model embodiment be multiple mutually insulateds black matrix item 401,
Each black matrix item 401 is latticed.
4th, display area is made of the pixel delimited area of sub-pixel and interval sub-pixel.
5th, underlay substrate 30 includes two opposite bottom surfaces, touch control electrode 20 and black matrix pattern 40 along direction is sprawled
It can be arranged on two opposite bottom surfaces of underlay substrate 30, can also be arranged on the same bottom surface of underlay substrate 30.
When touch control electrode 20 and black matrix pattern 40 are arranged on the same bottom surface of underlay substrate 30, due to black matrix pattern 40 with
20 mutually insulated of touch control electrode, thus it is provided with insulating layer between black matrix pattern 40 and touch control electrode 20.
6th, the utility model embodiment is preferred, and first direction and second direction are mutually perpendicular to.
The utility model embodiment provides a kind of touch base plate, and touch base plate includes the touch control electrode 20 and conduction of strip
Black matrix pattern 40, black matrix pattern 40 include the black matrix item 401 of strip, due to 20 phase of black matrix item 401 and touch control electrode
Mutually intersect and insulate, thus touch function may be implemented using black matrix item 401 and touch control electrode 20.Due to the utility model reality
Applying example need not use public electrode as touch control electrode, and public electrode is only as the driving electrodes for realizing display, touch-control institute
Electrode used in electrode and display is independent from each other, therefore does not interfere with the display of display panel.So, due to
Public electrode is not used in as touch control electrode, and for the touch-controls product such as HIC, public electrode can be fabricated to planar, without making
Strip, thus the electric field that public electrode and pixel electrode generate is uniform, is shown to display panel so as to avoid public electrode
The influence shown.
The utility model embodiment, the distance between adjacent black matrix item 401 can be equal in multiple black matrix items 401,
It can not also be identical.In order to which the capacitance for making black matrix item 401 and touch control electrode 20 be formed is uniformly distributed, thus the utility model is real
It is preferred to apply example, the distance between adjacent black matrix item 401 is equal in multiple black matrix items 401.
On this basis, for the distance between adjacent black matrix item 401 without limiting, also due to black matrix pattern 40
It is blocked for serving, thus the distance between adjacent black matrix item 401 cannot be too big, if too big, between black matrix item 401
The light that leaks out of gap more may influence display effect.The distance between adjacent black matrix item 401 cannot be too small, if too
It is small, it on the one hand can increase technology difficulty, on the other hand, adjacent black matrix item 401 may contact, to reduce touch-control essence
Degree.Based on this, the utility model embodiment is preferred, and the distance between adjacent black matrix item 401 is 2~3.5 μm.
It should be noted that for black matrix item 401 width without limit, can be according to the touch-control of strip when touch-control
The length of the width of electrode 20 and in a second direction sub-pixel is accordingly arranged.Preferably, black matrix item 401 includes with matrix
Multiple void regions that mode is arranged, along the width direction of black matrix item 401, black matrix item 401 includes 30~40 vacancy sections
Domain.
Preferably, as shown in figure 5, touch base plate further includes the chromatic photoresist pattern 50 being arranged on underlay substrate 30；It is color
Coloured light resistance pattern 50 is located at the void region of black matrix item 401.
Wherein, chromatic photoresist pattern 50 may include red photoresist pattern (R), green photoresist pattern (G) and blue light resistance
Pattern (B).
Herein, when making touch base plate, black matrix pattern 40 can be first formed on underlay substrate 30, then in black matrix
The void region of pattern 40 forms chromatic photoresist pattern 50.
Chromatic photoresist pattern 50 is arranged in the utility model embodiment on the underlay substrate 30 of touch base plate, so as to
Realize colored display.
The utility model embodiment provides a kind of touch-control display panel, including above-mentioned touch base plate and display module, shows
Show that component includes the driving electrodes of sub-pixel, driving electrodes are relative to the touch control electrode 20 and black matrix pattern 40 in touch base plate
Display side surface far from touch-control display panel.
Wherein, the touch-control display panel that the utility model embodiment provides can be liquid crystal display panel (Liquid
Crystal Display, abbreviation LCD).
Herein, the driving electrodes of sub-pixel may include public electrode and pixel electrode.Driving electrodes are relative to touch-control base
The display side surface of touch control electrode 20 and black matrix pattern 40 far from touch-control display panel in plate, that is, refer to touch-control display panel
When showing side upward, touch control electrode 20 and black matrix pattern 40 are located at the top of driving electrodes.
It should be noted that when being provided with black matrix pattern 40 on touch base plate, when chromatic photoresist pattern 50 is not set, show
Show that component may include color membrane substrates, array substrate and the liquid crystal layer being arranged between color membrane substrates and array substrate, colour
Photoresist pattern 50 is arranged on color membrane substrates；Display module can also include array substrate and be arranged in array substrate and touch-control
Liquid crystal layer between substrate, at this time chromatic photoresist pattern 50 can be arranged in array substrate.It is black when being provided on touch base plate
When matrix pattern 40 and chromatic photoresist pattern 50, display module may include to box substrate, array substrate and being arranged to box
Liquid crystal layer between substrate and array substrate can be a underlay substrate to box substrate, can also include underlay substrate and
The film layer being arranged on underlay substrate；Display module can also include array substrate and setting array substrate and touch base plate it
Between liquid crystal layer.
In addition, array substrate may include thin film transistor (TFT), data line and grid line etc..Thin film transistor (TFT) may include source
Pole, error of omission, active layer, grid and gate insulation layer etc..
The utility model embodiment provides a kind of touch-control display panel, and touch-control display panel includes above-mentioned touch base plate,
Touch base plate includes that the touch control electrode 20 of strip and conductive black matrix pattern 40, black matrix pattern 40 include the black matrix of strip
Item 401 since black matrix item 401 and touch control electrode 20 intersect and insulate, thus utilizes black matrix item 401 and touch control electrode
20 may be implemented touch function.Since the utility model embodiment need not use public electrode as touch control electrode, public electrode
Only as the driving electrodes for realizing display, electrode and display used in touch-control electrode used are independent from each other, therefore
The display of display panel is not interfered with.So, since public electrode is not used in as touch control electrode, for touch-controls such as HIC
Product, public electrode can be fabricated to planar, and without doing into strips, thus the electric field that public electrode and pixel electrode generate is equal
Even, the influence that display panel is shown so as to avoid public electrode.
The type for the touch-control display panel that the utility model embodiment provides can be that TN types display panel, FFS types are shown
Panel or VA type display panels.Wherein, the public electrode 10 of TN types display panel and VA type display panels setting with array base
Plate is to box on box substrate, the public electrode 10 of FFS type display panels is arranged in array substrate.
It should be noted that the driving electrodes of sub-pixel include pixel electrode and public electrode 10, by pixel electrode and
The electric field driven touch-control display panel that public electrode 10 generates is shown, due to the electricity of touch control electrode 20 and the generation of black matrix pattern 40
Field may influence the electric field that pixel electrode and public electrode 10 generate, thus the utility model embodiment is preferred, display panel
For TN types display panel or VA type display panels, public electrode 10 is located on the underlay substrate 30 of touch base plate, public electrode 10
For planar.
Herein, public electrode 10 is the planar electricity that planar refers to that public electrode 10 is at least covering display area (areas AA)
Pole.
In the utility model embodiment, since public electrode 10 is arranged on the underlay substrate 30 of touch base plate, common electrical
Pole 10 is relative to the display side surface of touch control electrode 20 and black matrix pattern 40 far from touch-control display panel, and public electrode 10 is
Planar, thus the electric field that public electrode 10 can shield touch control electrode 20 and black matrix pattern 40 generates, avoid touch control electrode 20
Display is influenced with the electric field that black matrix pattern 40 generates.On this basis, due to the public electrode of the utility model embodiment 10
For planar, thus the electric field generated between public electrode 10 and pixel electrode is uniform, avoids common electrical in the prior art
Pole 10 is the sub- public electrode 101 of multiple strips, caused by the covering of gap location electric field is weaker between adjacent sub- public electrode 101 with
The dark problem of the corresponding region display color of adjacent 101 gap location of sub- public electrode.
The utility model embodiment also provides a kind of touch control display apparatus, including above-mentioned touch-control display panel and driving IC
(Integrated Circuit, integrated circuit)；Wherein, the black matrix pattern 40 on the touch base plate of touch-control display panel and drive
Dynamic IC electrical connections.
It should be noted that driving IC is arranged in array substrate, and after touch base plate and array substrate are to box, touch base plate
ACF (Anisotropic Conductive Film, anisotropic conductive film), black matrix figure are provided between array substrate
Case 40 and drive IC lead be connected with ACF, by ACF so as to by black matrix pattern 40 and driving IC be connected electrically in
Together.
Wherein, no matter the touch control display apparatus that the utility model embodiment provides can be display movement (for example, video)
Or fixed (for example, static image) no matter and the image of word or picture any device.More particularly, it is contemplated that institute
It states embodiment to may be implemented in a variety of electronic devices or be associated with a variety of electronic devices, a variety of electronic devices are for example (but not
Be limited to) mobile phone, wireless device, personal digital assistant (PDA), hand-held or portable computer, GPS receiver/navigation
Device, camera, MP4 video players, video camera, game console, wrist-watch, clock, calculator, televimonitor, FPD
Device, computer monitor, automotive displays (for example, odometer display etc.), navigator, Cockpit Control Unit and/or display,
The display display of rear view camera (for example, in vehicle) of camera view, electronic photographs, electronic bill-board or direction board, throwing
Shadow instrument, building structure, packaging and aesthetic structures (for example, for display of the image of a jewelry) etc..
The utility model embodiment provides a kind of touch control display apparatus, and touch control display apparatus includes above-mentioned touch-control display surface
Plate, the touch-control display panel in touch control display apparatus have structure identical with the touch-control display panel that above-described embodiment provides and
Advantageous effect, since above-described embodiment is described in detail the structure of touch-control display panel and advantageous effect, thus
Details are not described herein again.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of touch base plate, which is characterized in that including：
The touch control electrode of multiple strips for being arranged on underlay substrate and being arranged in order along first direction；
It is arranged on the underlay substrate and conductive black matrix pattern, the black matrix pattern includes：In a second direction successively
Multiple black matrix items of arrangement and mutually insulated, the black matrix item includes multiple void regions corresponding with sub-pixel；It is described
Black matrix pattern and the touch control electrode mutually insulated；
Wherein, the first direction and the second direction intersect.
2. touch base plate according to claim 1, which is characterized in that the touch control electrode and black matrix pattern setting
On two opposite bottom surfaces of the underlay substrate；
Alternatively, the touch control electrode and the black matrix pattern are arranged on the same bottom surface of the underlay substrate.
3. touch base plate according to claim 1, which is characterized in that the adjacent black matrix in the multiple black matrix item
The distance between item is equal.
4. touch base plate according to claim 1 or 3, which is characterized in that the distance between adjacent described black matrix item is 2
~3.5 μm.
5. touch base plate according to claim 1, which is characterized in that the black matrix item includes arranging in a matrix fashion
Multiple void regions, along the width direction of the black matrix item, the black matrix item includes 30~40 void regions.
6. touch base plate according to claim 1, which is characterized in that the material of the black matrix pattern is metal.
7. touch base plate according to claim 1, which is characterized in that the touch base plate further includes being arranged in the substrate
Chromatic photoresist pattern on substrate；
The chromatic photoresist pattern is located at the void region of the black matrix item.
8. a kind of touch-control display panel, which is characterized in that including such as claim 1-7 any one of them touch base plate and display
Component, the display module include the driving electrodes of sub-pixel, and the driving electrodes are relative to the touch-control in the touch base plate
The display side surface of electrode and black matrix pattern far from the touch-control display panel.
9. touch-control display panel according to claim 8, which is characterized in that the driving electrodes include pixel electrode and public affairs
Common electrode, the public electrode are located on the underlay substrate of the touch base plate, and the public electrode is planar.
10. a kind of touch control display apparatus, which is characterized in that including touch-control display panel as claimed in claim 8 or 9 and driving
IC；Wherein, the black matrix pattern on the touch base plate of the touch-control display panel is electrically connected with the driving IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124701.XU CN207780425U (en) | 2018-01-24 | 2018-01-24 | A kind of touch base plate, touch-control display panel and touch control display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124701.XU CN207780425U (en) | 2018-01-24 | 2018-01-24 | A kind of touch base plate, touch-control display panel and touch control display apparatus |
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| Publication Number | Publication Date |
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| CN207780425U true CN207780425U (en) | 2018-08-28 |
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ID=63211509
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343735A (en) * | 2018-09-18 | 2019-02-15 | 京东方科技集团股份有限公司 | A kind of touch display substrate and preparation method thereof, touch control display apparatus |
-
2018
- 2018-01-24 CN CN201820124701.XU patent/CN207780425U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343735A (en) * | 2018-09-18 | 2019-02-15 | 京东方科技集团股份有限公司 | A kind of touch display substrate and preparation method thereof, touch control display apparatus |
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