CN106802507B - A kind of display panel and touch control display apparatus - Google Patents
A kind of display panel and touch control display apparatus Download PDFInfo
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- CN106802507B CN106802507B CN201710213207.0A CN201710213207A CN106802507B CN 106802507 B CN106802507 B CN 106802507B CN 201710213207 A CN201710213207 A CN 201710213207A CN 106802507 B CN106802507 B CN 106802507B
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- touch
- display panel
- public electrode
- control cabling
- electrode block
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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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134318—Electrodes characterised by their geometrical arrangement having a patterned common electrode
Abstract
The embodiment of the invention discloses a kind of display panel and touch control display apparatus, which includes: common electrode layer, and common electrode layer includes multiple public electrode blocks of array arrangement；A plurality of touch-control cabling, a plurality of touch-control cabling respectively correspond setting with multiple public electrode blocks and are electrically connected；Multiple sub-pixels, each public electrode block are covering multiple sub-pixels perpendicular to the projection on display panel direction, and sub-pixel includes thin film transistor (TFT)；For any public electrode block for being electrically connected at least one touch-control cabling and being overlapped with the insulation of a plurality of touch-control cabling, public electrode block includes multiple first quarter seams, the extending direction of extending direction and touch-control cabling that first quarter stitched intersects, and is sewn on the drain electrode of the thin film transistor (TFT) of the two sub-pixels perpendicular to the projection covering touch-control cabling two sides on display panel direction any first quarter.Display panel provided in an embodiment of the present invention has achieved the effect that reduce public electrode block coupled capacitor on the basis of not increasing process complexity.
Description
Technical field
The present embodiments relate to display panel technology more particularly to a kind of display panels and touch control display apparatus.
Background technique
The display device of mainstream has been generally integrated touch function and display function at present, and " On- can be used in touch panel
Cell " method integration on a display panel, can also be used " In-cell " method and touch function is integrated in display panel,
In, On-cell refers to for touch panel to be embedded between the color membrane substrates of display panel and polaroid to be set on a display panel
Touch panel is set, In-cell, which refers to, is embedded into touch panel function inside the pixel of display panel.Obviously, using " In-
The display device of cell " method integration touch function has the advantage of slimming.
In existing In-cell display panel, common electrode layer can be divided into multiple public electrode blocks, public electrode block
It is electrically connected at least one touch-control cabling, in the touch-control stage, public electrode block is multiplexed with touch control electrode, realizes self-tolerant In-
Cell touch function.Such self-tolerant In-cell touch-control display panel have component it is few, it is at low cost and slimming advantage.
However, self-tolerant In-cell touch-control display panel time-sharing multiplex public electrode block realizes display function and touch-control function
When energy, the overlapping region of touch-control cabling and public electrode block forms capacitor, and the coupled capacitor that will lead to public electrode block increases.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and touch control display apparatus, to reduce the coupling electricity of public electrode block
Hold.
In a first aspect, the embodiment of the invention provides a kind of display panel, which includes:
Common electrode layer, the common electrode layer include multiple public electrode blocks of array arrangement；
A plurality of touch-control cabling, a plurality of touch-control cabling is respectively corresponded with the multiple public electrode block to be arranged and is electrically connected
It connects；
Multiple sub-pixels, each public electrode block is multiple perpendicular to the projection covering on the display panel direction
The sub-pixel, the sub-pixel include thin film transistor (TFT)；
For any institute for being electrically connected at least one touch-control cabling and being overlapped with a plurality of touch-control cabling insulation
Public electrode block is stated, the public electrode block includes multiple first quarter seams, the extending direction and the touch-control of the first quarter seam
The extending direction of cabling intersects, and is sewn at any first quarter and covers the touching perpendicular to the projection on the display panel direction
Control the drain electrode of the thin film transistor (TFT) of two sub-pixels of cabling two sides.
Second aspect, the embodiment of the invention also provides a kind of touch control display apparatus, which includes as above
The display panel.
Display panel and touch control display apparatus provided in an embodiment of the present invention, for being electrically connected at least one touch-control cabling
And any public electrode block overlapped with the insulation of a plurality of touch-control cabling, the public electrode block include multiple first quarters seams, the first quarter
The extending direction of seam and the extending direction of touch-control cabling intersect, and any first quarter is sewn on perpendicular to the projection on display panel direction
Cover the drain electrode of the thin film transistor (TFT) of the two sub-pixels of touch-control cabling two sides.In the embodiment of the present invention, the multiplexing of public electrode block
For touch control electrode, public electrode block is not generated with touch-control cabling in the first quarter seam overlay area and is overlapped, then in display stage and touching
In the control stage, when applying voltage signal to public electrode block, public electrode block will not be with touch-control cabling in the first quarter seam overlay area
Capacitor is formed, the coupled capacitor of public electrode block can be reduced；On the other hand, the first quarter seam can also be as pair of public electrode block
The opening of pixel electrode is answered to be electrically connected to avoid pixel electrode with public electrode block, it is clear that compared with prior art, the first quarter stitched
Processing procedure it is similar with the open end process of respective pixel electrode of public electrode block, without increasing new process.With prior art phase
Than display panel provided in an embodiment of the present invention has reached reduction public electrode block on the basis of not increasing process complexity
The effect of coupled capacitor.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do one simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of schematic diagram for display panel that the prior art provides；
Fig. 2A is a kind of schematic diagram of display panel provided by one embodiment of the present invention；
Fig. 2 B is cross-sectional view of the Fig. 2A along A-A'；
Fig. 3 A~Fig. 3 B is the schematic diagram of two kinds of display panels provided by one embodiment of the present invention；
Fig. 4 A is a kind of schematic diagram for display panel that another embodiment of the present invention provides；
Fig. 4 B is cross-sectional view of Fig. 4 A along B-B'；
Fig. 5 A is the schematic diagram for another display panel that another embodiment of the present invention provides；
Fig. 5 B is cross-sectional view of Fig. 5 A along C-C'；
Fig. 6 A is the schematic diagram for another display panel that another embodiment of the present invention provides；
Fig. 6 B is cross-sectional view of Fig. 6 A along D-D'；
Fig. 7~Fig. 8 is the schematic diagram for two kinds of display panels that another embodiment of the present invention provides；
Fig. 9 A is a kind of schematic diagram for display panel that another embodiment of the invention provides；
Fig. 9 B is cross-sectional view of Fig. 9 A along E-E'.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, hereinafter with reference to attached in the embodiment of the present invention
Figure, clearly and completely describes technical solution of the present invention by embodiment, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of schematic diagram of the display panel provided for the prior art.The display panel includes multiple public
Electrode block 10 and a plurality of touch-control cabling 20, each public electrode block 10 are bridged at least one touch-control cabling 20；Display panel is also
Including driving chip 30, public electrode block 10 is electrically connected to driving chip 30 by touch-control cabling 20.It is public in the display panel
10 reusable of electrode block is touch control electrode, and display panel realizes display function and touch-control function by time-sharing multiplex public electrode block 10
Energy.
In the display stage, driving chip 30 applies public voltage signal to public electrode block 10, while (not showing to pixel electrode
Apply pixel voltage signal out), then generate electric field between public electrode block 10 and pixel electrode to control the deflection of liquid crystal molecule,
Realize display.Touch-control stage, driving chip 30 apply touch drive signal to public electrode block 10 by touch-control cabling 20 and obtain
The touch sense signals for taking public electrode block 10 compare touch drive signal and touch sense signals to determine position of touch.By
This, touch-control cabling 20 and the bridge joint of public electrode block 10 realize self-tolerant In-cell touch function.
Public electrode block 10 is arranged in array in the display panel, and each public electrode block 10 is walked at least one touch-control
Line 20 bridges, and multiple public electrode blocks 10, which also insulate at least one touch-control cabling 20, overlaps setting.In the display stage, core is driven
Piece 30 applies public voltage signal to public electrode block 10, then 10 meeting of public electrode block and is insulated from the overlapping touch-control being arranged and walks
Line 20 forms capacitor, increases the coupled capacitor of public electrode block 10.In the touch-control stage, driving chip 30 is given by touch-control cabling 20
Public electrode block 10 applies touch drive signal, then 10 meeting of public electrode block and is insulated from overlapping 20 shape of touch-control cabling being arranged
At capacitor, increase the coupled capacitor of public electrode block 10.
In order to solve problems in the prior art, the embodiment of the present invention provides a kind of display panel, the display as shown in Figure 2 A
Panel includes: common electrode layer, and common electrode layer includes multiple public electrode blocks 111 of array arrangement；A plurality of touch-control cabling
120, a plurality of touch-control cabling 120 respectively corresponds setting with multiple public electrode blocks 111 and is electrically connected；Multiple sub-pixels 130, each
Public electrode block 111 is covering multiple sub-pixels 130 perpendicular to the projection on display panel direction, and sub-pixel 130 includes film
Transistor 131；For any public affairs for being electrically connected at least one touch-control cabling 120 and being overlapped with the insulation of a plurality of touch-control cabling 120
Common electrode block 111, public electrode block 111 include stitching 112 multiple first quarters, stitch 112 extending direction and touch-control cabling the first quarter
120 extending direction intersects, and any first quarter seam 112 is covering touch-control cabling 120 perpendicular to the projection on display panel direction
The drain electrode of the thin film transistor (TFT) 131 of the two sub-pixels 130 of two sides.Specifically, display panel includes array base in the present embodiment
Plate is provided with common electrode layer, a plurality of touch-control cabling 120 and multiple sub-pixels 130, therefore the present embodiment in array substrate
Particularly illustrate the structure of array substrate in display panel.
Fig. 2 B is cross-sectional view of the Fig. 2A along A-A', and optional sub-pixel 130 further includes pixel electrode 132 in the present embodiment, public
Common electrode layer is located between 131 place film layer of 132 place film layer of pixel electrode and thin film transistor (TFT).Display panel as shown in Figure 2 B
Including multiple thin film transistor (TFT)s 131, thin film transistor (TFT) 131 includes drain electrode 131D, and touch-control cabling 120 is located at thin film transistor (TFT) 131
Top, public electrode block 111 can be located above 120 place film layer of touch-control cabling and insulate at least one touch-control cabling 120
Overlapping, the pixel electrode 132 in sub-pixel 130 is electrically connected by the first via hole 133 with the drain electrode 131D of thin film transistor (TFT) 131.
Wherein, the first quarter seam 112 as shown in Figure 2 B, Fig. 2 B show 120 two sides of touch-control cabling two thin film transistor (TFT)s 131 and
Two pixel electrodes 132 being correspondingly connected with two thin film transistor (TFT)s 131, pixel electrode 132 pass through thin film transistor (TFT) 131
Drain electrode 131D is electrically connected with thin film transistor (TFT) 131, further it is shown that covers the public electrode block 111 of two thin film transistor (TFT)s 131
And the first quarter of public electrode block 111 stitches 112, it is clear that stitches 112 the first quarter of public electrode block 111 perpendicular to display panel
The drain electrode 131D of two thin film transistor (TFT)s 131 of projection covering 120 two sides of touch-control cabling on direction.
It will be understood by those skilled in the art that structure shown in Fig. 2A and Fig. 2 B is only the partial structurtes of display panel, not
Whole film layer structures of display panel are shown；There are many film layer structures of display panel, and cross-sectional view shown in Fig. 2 B is only Fig. 2A institute
A kind of sectional structure chart for showing display panel, display panel, which has, in other alternative embodiments is different from film layer shown in Fig. 2 B
Structure, such as optional touch-control cabling are electrically connected by conductive connection part with public electrode block, alternatively, in other alternative embodiments
The top of film layer where common electrode layer may be located on pixel electrode.Therefore the film of display panel is not limited specifically in the present invention
Layer structure, the film layer structure of display panel includes but above structure, in the present invention without concrete restriction.
A public electrode block 111 is electrically connected with a touch-control cabling 120 in the present embodiment, then public electrode block 111 can be
The touch-control stage is multiplexed with touch control electrode.The public electrode block 111 of common electrode layer is arranged in array, then public electrode block 111
While with corresponding at least one touch-control cabling 120 electrical connection, it is also possible to insulate and hand over at least one touch-control cabling 120
Folded setting, such as the first row public electrode block 111 are only electrically connected at least one corresponding touch-control cabling 120, the second row
While public electrode block 111 and at least one corresponding touch-control cabling 120 are electrically connected also at least one touch-control cabling
The overlapping setting of 120 insulation.Display panel further includes driving chip (not shown) in the present embodiment, and the one of every touch-control cabling 120
End electrical connection driving chip, every touch-control cabling 120 are also electrically connected with public electrode block 111.
In other alternative embodiments, optional public electrode block 111 and at least two touch-control cablings 120 are electric as shown in Figure 3A
Connection, specifically, as the public electrode block 111 of centre one in Fig. 3 A is electrically connected at least two touch-control cablings 120, lower section one
A public electrode block 111 and at least three 120 insulation sets of touch-control cabling.In order to reduce the coupled capacitor of public electrode block 111,
As shown in Figure 3A, it by taking the public electrode block of lower section one as an example, is provided with and stitches on the public electrode block 111 of lower section one at three groups of quarters, point
Three touch-control cablings 120 of overlapping setting Dui Ying be insulated from, any in 120 corresponding one groups of every touch-control cabling quarters seams
First quarter, seam 112 was in the two sub-pixels 130 perpendicular to projection covering 120 two sides of touch-control cabling on display panel direction
The drain electrode of thin film transistor (TFT) 131.
In other alternative embodiments, also one end electrical connection of optional every touch-control cabling 120 drives core as shown in Figure 3B
Piece, every touch-control cabling 120 is also electrically connected with public electrode block 111 and the other end of every touch-control cabling 120 extends to public affairs
The side away from driving chip of common electrode layer.Specifically, the other end of every touch-control cabling 120 all extends to as shown in Figure 3B
The side away from driving chip of common electrode layer, then in display panel any public electrode block 111 at least one touch-control
The overlapping setting of the insulation of cabling 120.It is as shown in Figure 3B, public with top one in order to reduce the coupled capacitor of public electrode block 111
For electrode block, the public electrode block 111 of top one and two insulation of touch-control cabling 120 overlap setting, then the public electrode block
It is provided with and stitches on 111 at two groups of quarters, respectively correspond two touch-control cablings 120 for being insulated from overlapping setting, every touch-control cabling 120
Any first quarter in stitching at corresponding one group of quarter stitches 112 and is covering the touch-control cabling perpendicular to the projection on display panel direction
The drain electrode of the thin film transistor (TFT) 131 of the two sub-pixels 130 of 120 two sides.
As described previously for any bar touch-control cabling 120 for overlapping setting of insulating with a public electrode block 111, this is public
The corresponding touch-control cabling 120 is provided on electrode block 111 stitches 112 multiple first quarters, the extension side of multiple first quarter seam 112
Intersect to the extending direction with the touch-control cabling 120, first quarter, seam 112 was perpendicular to the projection covering on display panel direction
The drain electrode of the thin film transistor (TFT) 131 of the two sub-pixels 130 of 120 two sides of touch-control cabling.
Public electrode block 111 is covering multiple sub-pixels 130 perpendicular to the projection on display panel direction in the present embodiment,
Sub-pixel 130 includes thin film transistor (TFT) 131, and thin film transistor (TFT) 131 includes drain electrode 131D.In the display stage, driving chip is to public affairs
Common electrode layer applies public voltage signal, while applying pixel voltage signal to the pixel electrode 132 of sub-pixel 130, realizes aobvious
Show；In the touch-control stage, driving chip applies touch drive signal to public electrode block 111 by touch-control cabling 120 and obtains public affairs
The touch sense signals of common electrode block 111 realize that touch control detection and position of touch determine.
Known public electrode block 111 is in touch-control stage and the meeting of display stage and is insulated from the overlapping touch-control cabling being arranged
120 form capacitor, increase the coupled capacitor of public electrode block.In order to improve the problem, for at least one in the present embodiment
The electrical connection of touch-control cabling 120 and any public electrode block 111 overlapping with the insulation of a plurality of touch-control cabling 120, the public electrode block
111 include stitching 112 multiple first quarters, and the extending direction that the first quarter stitched 112 extending direction and touch-control cabling 120 intersects, any
First quarter, seam 112 was in the thin of the two sub-pixels 130 perpendicular to projection covering 120 two sides of touch-control cabling on display panel direction
The drain electrode 131D of film transistor 131.
As described above, public electrode block 111 has seam of multiple first quarters 112, the first quarter, seam 112 was perpendicular to display panel
The drain electrode 131D of the thin film transistor (TFT) 131 of the two sub-pixels 130 of projection covering 120 two sides of touch-control cabling on direction, then it is public
Common electrode block 111 does not generate overlapping in 112 overlay areas of the first quarter seam with touch-control cabling 120.Based on this, in display stage and touching
In the control stage, when driving chip applies voltage signal to public electrode block 111, public electrode block 111 stitches 112 areas of coverage at the first quarter
Domain, which will not form capacitor with touch-control cabling 120, can reduce the coupled capacitor of public electrode block 111 compared with prior art.
Compared with prior art, display panel provided in this embodiment can reduce the coupled capacitor of public electrode block 111,
And it not will increase process complexity.It will be understood by those skilled in the art that pixel electrode 132 usually passes through the first via hole 133
It is electrically connected with the drain electrode 131D of thin film transistor (TFT) 131, in order to avoid the pixel electrode 132 and public affairs being formed in the first via hole 133
Common electrode block 111 generates electrical connection, needs to form size in the position of each first via hole 133 of the correspondence of public electrode block 111
Greater than the first opening 115 of 133 size of the first via hole, pixel electrode 132 and public electrode block 111 is avoided to be electrically connected.This implementation
In example, when forming the first opening 115 of corresponding each first via hole 133 in public electrode block 111, directly by touch-control cabling
Two neighboring first opening 115 corresponding to above the drain electrode 131D of two thin film transistor (TFT)s 131 of 120 adjacent two sides hollow out with
The first quarter seam 112 is formed, does not increase process complexity compared with prior art.Specifically, can be using the first opening 115 of formation
Processing procedure directly formed on public electrode block 111 first via hole 115 and the first quarter seam 112, first quarter seam 112 not only hang down
The leakage of the thin film transistor (TFT) 131 of the two sub-pixels 130 of 120 two sides of touch-control cabling is directly covered in the projection on display panel direction
Pole 131D, additionally it is possible to which the first opening as public electrode block 111 avoids pixel electrode 132 from being electrically connected with public electrode block 111.
It is arranged it will be understood by those skilled in the art that public electrode block 111 provided in an embodiment of the present invention is optional in pixel
Where the drain electrode 131D of 132 place film layer of electrode and thin film transistor (TFT) 131 between film layer, require emphasis based on this and in conjunction with attached drawing
Two contents: one, Fig. 2A and the public electrode block 111 shown in other top views cover the structures such as pixel electrode 132 merely to
It shows to stitch the relative positional relationship with the drain electrode 131D of thin film transistor (TFT) 131 quarter on public electrode block 111, is not to limit
Public electrode block 111 must cover the structures such as pixel electrode 132, not have in the present invention to the film layer structure of display panel
Body limitation；Two, the of corresponding each first via hole 133 is all had on Fig. 2A and public electrode block 111 shown in other top views
One opening 115, but in order to protrude the quarter seam in the embodiment of the present invention on public electrode block 111, shown in the embodiment of the present invention
It is unanimously omitted in other top views in addition to Fig. 2A and the first opening 115 is shown, carve seam so as to prominent, only show the in fig. 2
One opening 115.
Display panel provided in this embodiment, for being electrically connected at least one touch-control cabling and being walked at least one touch-control
The overlapping any public electrode block of line insulation, the public electrode block include multiple first quarters seams, the first quarter seam extending direction with
The extending direction of touch-control cabling intersects, and is sewn at any first quarter and covers touch-control cabling two perpendicular to the projection on display panel direction
The drain electrode of the thin film transistor (TFT) of the two sub-pixels of side.Public electrode block is multiplexed with touch control electrode, public electrode in the present embodiment
Block is not generated with touch-control cabling in the first quarter seam region and is overlapped, then in display stage and touch-control stage, is applied to public electrode block
When voltage signal, public electrode block will not form capacitor with touch-control cabling in the first quarter seam region, can reduce public electrode block
Coupled capacitor；On the other hand, the first quarter seam can also as the respective pixel electrode of public electrode block first be open to avoid
Pixel electrode is electrically connected with public electrode block, it is clear that compared with prior art, pair of processing procedure and public electrode block that the first quarter stitched
Answer the open end process of pixel electrode similar, without increasing new process.Compared with prior art, display surface provided in this embodiment
Plate has achieved the effect that reduce public electrode block coupled capacitor on the basis of not increasing process complexity.
Illustratively, based on the above technical solution, the embodiment of the present invention also provides a kind of display panel, such as Fig. 4 A
With shown in Fig. 4 B, the sub-pixel 130 of the display panel further includes pixel electrode 132；Public electrode block 111 further includes multiple second
Seam 113 is carved, the extending direction that the second quarter stitched 113 is identical as the extending direction of touch-control cabling 120, and any second quarter seam 113 is hanging down
Directly between the pixel electrode 132 for the two sub-pixels 130 that the projection on display panel direction is located at 120 two sides of touch-control cabling.
The present embodiment continues to use the appended drawing reference of above-described embodiment, and Fig. 4 B is cross-sectional view of Fig. 4 A along B-B'.Those skilled in the art can be with
Understand, it further includes other structures that the film layer structure of display panel shown in Fig. 4 A, which is not limited only to structure shown in Fig. 4 B, no longer superfluous herein
It states.
Optional second quarter seam 113 and touch-control cabling 120 are on perpendicular to display panel direction as shown in fig. 4 a and fig. 4b
It projects least partially overlapped.There is seam of multiple second quarters 113, the second quarter, seam 113 was vertical in the present embodiment on public electrode block 113
Directly on display panel direction projection be located at 120 two sides of touch-control cabling two sub-pixels 130 pixel electrode 132 between and
Second quarter seam 113 with touch-control cabling 120 least partially overlapped perpendicular to the projection on display panel direction, then public electrode block
111 is overlapping with the generation of touch-control cabling 120 in the overlapping region for stitching 113 and touch-control cabling 120 second quarter.Based on this, showing
Stage and touch-control stage, when driving chip applies voltage signal to public electrode block 111, public electrode block 111 stitches at the second quarter
113 and touch-control cabling 120 overlapping region will not with touch-control cabling 120 formed capacitor can reduce public compared with prior art
The coupled capacitor of electrode block 111.
In the present embodiment, public electrode block 111 has seam of multiple first quarters 112 and seam of multiple second quarters 113, public electrode
Block 111 will not form capacitor in 112 regions of the first quarter seam with touch-control cabling 120, and public electrode block 111 stitches 113 Hes at the second quarter
The overlapping region of touch-control cabling 120 will not form capacitor with touch-control cabling 120, therefore compared with prior art, public electrode block
The quarter seam being arranged on 111 can further decrease the coupled capacitor of public electrode block 111 and touch-control cabling 120.
The embodiment of the invention also provides another display panel, the display panel and display panel shown in Fig. 4 A~Fig. 4 B
Difference be that as shown in Fig. 5 A and Fig. 5 B, the second quarter of the display panel, seam 113 was perpendicular to the throwing on display panel direction
Shadow covers touch-control cabling 120 perpendicular to the projection on display panel direction.Optional second quarter seam 113 is perpendicular to display panel
The edge of projection on direction is concordant at the edge perpendicular to the projection on display panel direction with touch-control cabling 120.Fig. 5 B is
Cross-sectional view of Fig. 5 A along C-C'.There is seam of multiple second quarters 113 on the public electrode block 113 of the display panel as shown in Figure 5A,
Second quarter, seam 113 was in the picture perpendicular to the projection on display panel direction positioned at the two sub-pixels 130 of 120 two sides of touch-control cabling
Between plain electrode 132 and the second quarter seam 113 perpendicular on display panel direction projection covering touch-control cabling 120 perpendicular to
Part projection on display panel direction, then public electrode block 111 does not generate in 113 regions of the second quarter seam with touch-control cabling 120
It is overlapping.Based on this, in display stage and touch-control stage, when driving chip applies voltage signal to public electrode block 111, common electrical
Pole block 111, which will not form capacitor with touch-control cabling 120 in 113 regions of the second quarter seam, can reduce common electrical compared with prior art
The coupled capacitor of pole block 111.In the present embodiment, public electrode block 111 has seam of multiple first quarters 112 and seam of multiple second quarters
113, compared with prior art, the quarter seam being arranged on public electrode block 111 can further decrease public electrode block 111 and touch-control is walked
The coupled capacitor of line 120.
The embodiment of the invention also provides another display panel, the differences of the display panel and any of the above-described display panel
It is, stitches 113 the second quarter of the display panel as shown in Figure 6A and walked perpendicular to the projection covering touch-control on display panel direction
Line 120 is perpendicular to the projection on display panel direction.Optional second quarter seam 113 is perpendicular to the projection on display panel direction
Edge beyond touch-control cabling 120 at the edge perpendicular to the projection on display panel direction.The display panel as shown in Figure 6A
Public electrode block 111 have multiple first quarters seam 112 and multiple second quarters seam 113, compared with prior art, public electrode block
The quarter seam being arranged on 111 can further decrease the coupled capacitor of public electrode block 111 and touch-control cabling 120.Fig. 6 B is the edge Fig. 6 A
The cross-sectional view of D-D'.
It should be noted that any display panel provided in this embodiment, it is optional as shown in Fig. 4 A~Fig. 6 in touch-control cabling
On 120 extending direction, the first quarter seam 112 with second quarter seam 113 be spaced apart from each other setting, the first adjacent quarter stitches 112 and second
It carves seam 113 and is not penetrated, then stitching 112 multiple first quarters on a public electrode block 111 and stitching 113 at multiple thirds quarter will not divide
Public electrode block 111.
It is also optional as shown in fig. 7, overlapping for insulating at least one touch-control cabling 120 in other alternative embodiments
Any public electrode block 111 being arranged, the public electrode block 111 have seam of multiple first quarters 112 and seam of multiple second quarters 113,
On the extending direction of touch-control cabling 120 first quarter seam 112 and the second quarter seam 113 be spaced apart from each other setting and perforation.Specifically with
For an intermediate public electrode block 111 shown in Fig. 7, which includes stitching 112 and multiple second at multiple first quarters
Carve seam 113, on 120 extending direction of touch-control cabling the first quarter seam 112 and second quarter seam 113 be spaced apart from each other setting and pass through
It is located at 113 tops for being not extended to public electrode block 111 of stitching at the second quarter on top in the logical and public electrode block 111, or
The first quarter positioned at end stitches 112 tops for being not extended to public electrode block 111, then the public electrode block 111 is not carved and stitched
It is divided into muti-piece, still public electrode block 111 is applied as a whole, is electrically connected with corresponding at least one touch-control cabling 120
It connects, the coupled capacitor of public electrode block 111 Yu touch-control cabling 120 can be further decreased.
It is also optional to appoint as shown in Figure 8 for what is be electrically connected at least one touch-control cabling 120 in other alternative embodiments
One public electrode block 111, the public electrode block 111 further include that third carves seam 114, and third carves seam 114 and touch-control cabling 120 prolongs
It is identical and and identical as the extension path of touch-control cabling 120 that public electrode block 111 is electrically connected to stretch direction.Specifically, such as Fig. 8
Shown in an intermediate public electrode block 111, which is electrically connected at least one touch-control cabling 120, public at this
The overlapping region of electrode block 111 and the touch-control cabling 120 being connected electrically is provided with third and carves seam 114, and third carves seam 114 from public affairs
The POS INT and extensible perforation public electrode block 111 that common electrode block 111 and touch control electrode 120 are electrically connected, wherein third is carved
Seam 114 extension path and with public electrode block 111 be electrically connected the extension path of touch-control cabling 120 it is identical.
It is optional that first quarter seam 112 and second is formed simultaneously on public electrode block 111 using etching processing procedure in the present embodiment
Seam 113 is carved, compared with prior art, does not increase process, process complexity will not be increased.
On the basis of above-mentioned any embodiment, the embodiment of the present invention also provides a kind of display panel, which is
Liquid crystal display panel, specifically, the display panel further includes color membrane substrates 200,100 He of array substrate as shown in fig. 9 a and fig. 9b
Liquid crystal layer is provided between color membrane substrates 200, wherein for the structure of array substrate 100 as shown in Fig. 2A~Fig. 8, Fig. 9 B is the edge Fig. 9 A
The cross-sectional view of E-E'.
As shown in Figure 9 A, display panel includes multi-strip scanning line 141 and multiple data lines 142 in the present embodiment, a plurality of to sweep
It retouches line 141 and the intersection of multiple data lines 142 limits multiple pixel units.It include at least one pixel electrode in pixel unit
132 and the thin film transistor (TFT) 131 that is electrically connected with pixel electrode 132, wherein pixel electrode 132 passes through the first via hole 133 and film
The drain electrode of transistor 131 is electrically connected, and the source electrode electrical connection of data line 142 and thin film transistor (TFT) 131, scan line 141 and film are brilliant
The grid of body pipe 131 is electrically connected.
Display panel includes multiple public electrode blocks 111, and public electrode block 111 is perpendicular to the throwing on display panel direction
Shadow covers multiple pixel units, public electrode block 111 and the electrical connection of at least one touch-control cabling 120, the optional public electrode block
111 include stitching the 112, second quarter seam 113 and third quarter seam 114 first quarter.
Black matrix 201 is provided on color membrane substrates 200, black matrix 201 limits 132 region of pixel electrode, black square
Battle array 201 also blocks scan line 141, data line 142, touch-control cabling 120 and thin film transistor (TFT) 131 etc. in array substrate.
It will be understood by those skilled in the art that above embodiments only show the part film layer and its structure of display panel,
Array substrate and the structure of color membrane substrates include but is not limited to above-mentioned example in display panel, in the present invention not to display surface
The structure of plate carries out concrete restriction, and the display panel of existing any one self-tolerant In-cell control mode touch mode each falls within the present invention
Protection scope.
Display panel provided in this embodiment is provided with quarter seam on public electrode block, is sewn on perpendicular to display panel side at quarter
Upward projection and touch-control cabling, which generates, to be overlapped, then is being carved in display stage and touch-control stage, touch-control cabling with public electrode block
Seam region not will form capacitor, can reduce the coupled capacitor of public electrode block.
The embodiment of the present invention also provides a kind of touch control display apparatus, which includes any embodiment institute as above
The display panel stated, the touch control display apparatus can be applicable in wearable intelligent bracelet, be also applicable in smart phone, plate electricity
The field of display such as brain.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (9)
1. a kind of display panel characterized by comprising
Common electrode layer, the common electrode layer include multiple public electrode blocks of array arrangement；
A plurality of touch-control cabling, a plurality of touch-control cabling respectively correspond setting with the multiple public electrode block and are electrically connected；
Multiple sub-pixels, each public electrode block is multiple described perpendicular to the projection covering on the display panel direction
Sub-pixel, the sub-pixel include thin film transistor (TFT)；
For any public affairs for being electrically connected at least one touch-control cabling and being overlapped with a plurality of touch-control cabling insulation
Common electrode block, the public electrode block include multiple first quarter seams, the extending direction and the touch-control cabling of the first quarter seam
Extending direction intersect, be sewn at any first quarter and cover the touch-control perpendicular to the projection on the display panel direction and walk
The drain electrode of the thin film transistor (TFT) of two sub-pixels of line two sides.
2. display panel according to claim 1, which is characterized in that the sub-pixel further includes pixel electrode；
The public electrode block further includes multiple second quarter seams, the extending direction of the second quarter seam and prolonging for the touch-control cabling
It stretches that direction is identical, is sewn at any second quarter and is located at the touch-control cabling two perpendicular to the projection on the display panel direction
Between the pixel electrode of two sub-pixels of side.
3. display panel according to claim 2, which is characterized in that the second quarter seam is with the touch-control cabling vertical
It is least partially overlapped in the projection on the display panel direction.
4. display panel according to claim 2, which is characterized in that second quarter is sewn on perpendicular to the display panel
Projection on direction covers the touch-control cabling perpendicular to the projection on the display panel direction.
5. display panel according to claim 2, which is characterized in that described on the extending direction of the touch-control cabling
It stitched at first quarter and is spaced apart from each other setting with second quarter seam.
6. display panel according to claim 1, which is characterized in that the display panel includes array substrate, the battle array
The common electrode layer, a plurality of touch-control cabling and the multiple sub-pixel are provided on column substrate.
7. display panel according to claim 1, which is characterized in that the sub-pixel further includes pixel electrode, the public affairs
Where film layer where common electrode layer is located at the pixel electrode and the thin film transistor (TFT) between film layer.
8. display panel according to claim 6, which is characterized in that the display panel further includes color membrane substrates, described
Liquid crystal layer is provided between array substrate and the color membrane substrates.
9. a kind of touch control display apparatus, which is characterized in that including such as described in any item display panels of claim 1-8.
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| CN201710213207.0A CN106802507B (en) | 2017-04-01 | 2017-04-01 | A kind of display panel and touch control display apparatus |
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| CN201710213207.0A CN106802507B (en) | 2017-04-01 | 2017-04-01 | A kind of display panel and touch control display apparatus |
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| CN106802507B true CN106802507B (en) | 2019-04-30 |
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| CN110928083B (en) * | 2019-11-11 | 2022-06-10 | 厦门天马微电子有限公司 | Display panel and display device |
| CN111627935B (en) | 2020-06-09 | 2023-02-28 | 厦门天马微电子有限公司 | Display panel and display device |
| CN115542618A (en) * | 2021-06-30 | 2022-12-30 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN114023257B (en) * | 2021-11-12 | 2023-07-25 | 云谷（固安）科技有限公司 | Display panel, display panel driving method and display device |
| CN114489379B (en) * | 2022-01-17 | 2024-02-09 | Tcl华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN114740664B (en) * | 2022-04-21 | 2023-04-28 | 绵阳惠科光电科技有限公司 | Display panel and display screen |
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| CN104777653A (en) * | 2015-05-08 | 2015-07-15 | 厦门天马微电子有限公司 | Array substrate, liquid crystal display panel and liquid crystal display device |
| CN105183251A (en) * | 2015-08-10 | 2015-12-23 | 深圳市华星光电技术有限公司 | Array substrate with touch function and display apparatus with touch function |
| CN205375439U (en) * | 2015-12-22 | 2016-07-06 | 上海天马微电子有限公司 | It is embedded from holding touch screen and display device |
| CN106647083A (en) * | 2017-02-27 | 2017-05-10 | 厦门天马微电子有限公司 | Array substrate, liquid crystal display panel and touch display device |
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| KR102025086B1 (en) * | 2013-10-14 | 2019-09-25 | 엘지디스플레이 주식회사 | Display Device and Method of manufacturing the same |
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| CN104777653A (en) * | 2015-05-08 | 2015-07-15 | 厦门天马微电子有限公司 | Array substrate, liquid crystal display panel and liquid crystal display device |
| CN105183251A (en) * | 2015-08-10 | 2015-12-23 | 深圳市华星光电技术有限公司 | Array substrate with touch function and display apparatus with touch function |
| CN205375439U (en) * | 2015-12-22 | 2016-07-06 | 上海天马微电子有限公司 | It is embedded from holding touch screen and display device |
| CN106647083A (en) * | 2017-02-27 | 2017-05-10 | 厦门天马微电子有限公司 | Array substrate, liquid crystal display panel and touch display device |
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