CN107357096A - Special-shaped touch-control display panel and display device - Google Patents
Special-shaped touch-control display panel and display device Download PDFInfo
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- CN107357096A CN107357096A CN201710638371.6A CN201710638371A CN107357096A CN 107357096 A CN107357096 A CN 107357096A CN 201710638371 A CN201710638371 A CN 201710638371A CN 107357096 A CN107357096 A CN 107357096A
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- public electrode
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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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
Abstract
The invention discloses a kind of special-shaped touch-control display panel and display device, special-shaped touch-control display panel includes：First substrate；The second substrate being oppositely arranged with first substrate；Touch control circuit；And more touch-control cablings of touch control circuit are connected to, first substrate includes：Substrate layer；Common electrode layer of the substrate layer close to second substrate side is arranged at, wherein, common electrode layer includes multiple public electrodes in array branch, and public electrode has the region being etched, and public electrode connects one to one with touch-control cabling；The area in the region being etched on the first public electrode is less than the area in the region being etched on the second public electrode.By the present invention, solve in existing special-shaped touch-control display panel, touching signals amount is uneven, the problem of influenceing the accuracy of special-shaped touch-control display panel touch-control.
Description
Technical field
The present invention relates to technical field of touch-control display, is filled more particularly, to a kind of special-shaped touch-control display panel and display
Put.
Background technology
Liquid crystal display device, the transmission of light or screening are controlled by controlling the steering of the liquid crystal molecule with birefringence
Gear, so as to realize display function.Typically, the display panel of liquid crystal display device includes array base palte and color membrane substrates, array
Formed with pixel electrode and public electrode on substrate, liquid crystal molecule is set between array base palte and color membrane substrates, passes through integrated electricity
Road applies certain voltage to control liquid crystal molecule to turn between pixel electrode and public electrode.
On the one hand, in existing display panel, touch-control display panel is increasingly popularized, also, is based on display surface
The trend that plate develops to lightening direction, the contact panel research integrated with liquid crystal panel also increasing prevalence, wherein, it is existing
The integration of touch panel and liquid crystal panel includes " In-cell " method and " On-cell " method.In-cell refers to touch
Panel feature is embedded into the method between array base palte and color membrane substrates.On-cell refers to touch panel function being embedded into coloured silk
Method between ilm substrate and Polarizer.
On the other hand, with requirement more and more higher of the user to display device display effect, display panel is also by usual
Rectangle plane display panel develop into the display panel of more Multiple Shape, it is aobvious that the display panel of this type generally is referred to as into abnormity
Show panel, for example, edge is the mobile phone of arc and the display panel of television set etc., it is and for example generally circular or ellipse to wear
The display panel on formula smart machine is worn, specific such as intelligent watch, the display panel of head-wearing type intelligent glasses.
In summary two aspects, the special-shaped display panel of use " In-cell " touch technology is proposed in the prior art,
That is, special-shaped touch-control display panel.Fig. 1 is the schematic diagram of special-shaped touch-control display panel of the prior art, as shown in figure 1, different
Shape touch-control display panel 1' includes multiple touch control electrode 10' being arranged in array, wherein, fallen positioned at special-shaped touch-control display panel 1'
Two the first touch control electrode 11' of Angle Position and each second touch control electrode positioned at special-shaped touch-control display panel 1' centre positions
12' is compared, and based on the setting of special-shaped touch-control display panel 1' chamferings, the first touch control electrode 11' area is less than the second touch-control electricity
Pole 12', cause the first touch control electrode 11' and caused touching signals amount on second touch control electrode 12' uneven, influence abnormity and touch
Control the accuracy of display panel touch-control.
Therefore it provides a kind of touching signals amount uniformly special-shaped touch-control display panel and display device, be this area urgently
Solve the problems, such as.
The content of the invention
In view of this, the invention provides a kind of special-shaped touch-control display panel and display device, solve in the prior art
The uneven technical problem of the touching signals amount of special-shaped touch-control display panel.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of special-shaped touch-control display panel, and the special-shaped touch-control is shown
Panel includes：First substrate；The second substrate being oppositely arranged with the first substrate；Touch control circuit；And it is connected to institute
More touch-control cablings of touch control circuit are stated, wherein, the first substrate includes：Substrate layer；The substrate layer is arranged to lean on
The common electrode layer of the nearly second substrate side, wherein, the common electrode layer includes multiple common electricals in array branch
Pole, the public electrode have the region being etched, and the public electrode connects one to one with the touch-control cabling, wherein,
The outward flange area encompassed of each public electrode forms a touch area of the special-shaped touch-control display panel, institute
Stating touch area includes the unequal special-shaped touch area of size and non-profiled touch area, formed the special-shaped touch area and
The public electrode of less touch area is the first public electrode in the non-profiled touch area, forms the special-shaped Touch Zone
The public electrode of larger touch area is the second public electrode in domain and the non-profiled touch area, first common electrical
The area in the region being etched on extremely is less than the area in the region being etched on second public electrode.
In order to solve the above-mentioned technical problem, the present invention also proposes a kind of display device, and the display device carries including the present invention
The special-shaped touch-control display panel of any one supplied.
Compared with prior art, special-shaped touch-control display panel of the invention and display device, following beneficial effect is realized
Fruit：
Special-shaped touch-control display panel provided by the invention and display device, the public electrode piecemeal of special-shaped touch-control display panel
Set, each public electrode is connected through touch-control cabling with touch control circuit, public electrode is multiplexed with touch control electrode, each
The outward flange area encompassed of public electrode forms a touch area of special-shaped touch-control display panel, is shown in special-shaped touch-control
It is public by adjusting for the discrepant special-shaped touch area of area and non-profiled touch area in each touch area of panel
The area of etch areas in common electrode, reach adjustment and form the public electrode of special-shaped touch area with forming non-profiled touch area
Public electrode area purpose, reduce the area discrepancy of the public electrode for forming different zones, with balanced special-shaped Touch Zone
The area difference in domain and non-profiled touch area, the uniformity that touching signals amount is distributed in display panel is lifted, improves its touch-control
Accuracy.
By referring to the drawings to the present invention exemplary embodiment detailed description, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
It is combined in the description and the accompanying drawing of a part for constitution instruction shows embodiments of the invention, and even
It is used for the principle for explaining the present invention together with its explanation.
Fig. 1 is the structural representation of special-shaped touch-control display panel in the prior art；
Fig. 2 is the sectional view of special-shaped touch-control display panel provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of special-shaped touch-control display panel provided in an embodiment of the present invention；
Fig. 4 is a kind of structural representation of optional embodiment of special-shaped touch-control display panel provided in an embodiment of the present invention
Figure；
Fig. 5 is the structural representation of another optional embodiment of special-shaped touch-control display panel provided in an embodiment of the present invention
Figure；
Fig. 6 is the structural representation of another optional embodiment of special-shaped touch-control display panel provided in an embodiment of the present invention
Figure；
Fig. 7 is sectional views of the Fig. 6 of the embodiment of the present invention along A-A'；
Fig. 8 is the structural representation of another optional embodiment of special-shaped touch-control display panel provided in an embodiment of the present invention
Figure；
Fig. 9 is sectional views of the Fig. 8 of the embodiment of the present invention along B-B'；
Figure 10 is a kind of schematic diagram of display device provided in an embodiment of the present invention；
Figure 11 is the schematic diagram of another display device provided in an embodiment of the present invention.
Embodiment
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should be noted that：Unless have in addition
Body illustrates that the unlimited system of part and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative to be never used as to the present invention below
And its application or any restrictions that use.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
The present invention relates to a kind of special-shaped touch-control display panel, display panel includes array base palte and color membrane substrates, the present invention
Display panel is liquid crystal display panel, thus, liquid crystal layer is provided between array base palte and color membrane substrates.Display panel is tactile
Display panel is controlled, thus, display panel also includes touch control circuit, and the touch control circuit can be integrated in the collection of display panel
Into in chip.
Array base palte includes substrate layer, such as substrate layer is glass substrate；Array base palte is also included on substrate layer successively
Thin film transistor (TFT) (Thin-film transistor, TFT), common electrode layer, pixel electrode layer and the touch-control metal of formation
Layer.Touch-control metal level is used to set more touch-control cablings being connected with touch control circuit.
For in " In-cell " method of touch-control Display Technique, touch control electrode be arranged at the array base palte of display panel with
Between color membrane substrates, in a kind of technology of display panel, after public electrode is done into block design, touch control electrode is multiplexed with, from
And in the display stage, the public electrode that piecemeal is set as public electrode in itself, by integrated chip respectively to public electrode and
Pixel electrode applies voltage signal, makes to produce electric field between public electrode and pixel electrode, controls the rotation of liquid crystal molecule to complete
Display function；And pass through touch-control cabling as touch control electrode, touch control circuit in touch-control stage, the public electrode that piecemeal is set
Apply drive signal to public electrode and obtain the touch sense signals of public electrode, compare touch-control drive signal and touch-control sensing
Signal completes the function of touch control detection to determine position of touch.
Special-shaped display panel for using " In-cell " touch technology, such as：Edge is the mobile phone of arc and television set etc.
Display panel, and for example the display panel on generally circular or ellipse wearable smart machine, specific such as intelligent hand
The display panel of table, head-wearing type intelligent glasses etc..Viewing area is in the middle part of the public electrode of special-shaped marginal position and viewing area
The area of public electrode, cause caused touching signals amount and viewing area on the public electrode close to special-shaped marginal position
Touching signals amount differs caused by the public electrode at middle part, and then caused touching signals amount is uneven on display panel, shadow
Ring the accuracy of special-shaped touch-control display panel touch-control.
Special-shaped touch-control display panel provided by the invention and display device, by adjusting close to the public of special-shaped marginal position
Be etched the size of area on public electrode in the middle part of electrode and viewing area so that close to special-shaped marginal position public electrode with
The area of public electrode in the middle part of viewing area tends to be equal as far as possible, namely causes the touching signals amount of display panel to tend to phase
Deng improving the homogeneity and accuracy of touch-control.
The embodiment of the present invention provides a kind of special-shaped touch-control display panel, and Fig. 2 is special-shaped touch-control provided in an embodiment of the present invention
The sectional view of display panel, Fig. 3 are a kind of structural representation of special-shaped touch-control display panel provided in an embodiment of the present invention, are such as schemed
Shown in 2, special-shaped touch-control display panel includes：First substrate 21；The second substrate 22 being oppositely arranged with the first substrate 21；If
The liquid crystal layer 23 being placed between the first substrate 21 and the second substrate 22.As shown in figure 3, the base of first substrate 21 and second
The length on a of direction of plate 22 is different, forms a stepped region T, and special-shaped touch-control display panel also includes the He of touch control circuit 24
More touch-control cablings 241, the touch control circuit 24 are arranged at stepped region T, and more one end of touch-control cabling 241 connect touch-control control
Circuit 24 processed, the other end extends to viewing area, is connected with the touch control electrode in viewing area.
Wherein, include with continued reference to Fig. 2, the first substrate 21：Substrate layer 201；It is close to be arranged at the substrate layer 201
The common electrode layer 202 of the side of second substrate 22, wherein, with continued reference to Fig. 3, it is in battle array that the common electrode layer 202, which includes,
Multiple public electrodes 220 of branch are arranged, the public electrode has the region (Fig. 3 is not labeled) being etched, the public affairs
Common electrode 220 connects one to one with the touch-control cabling 241.Touch control circuit is integrated in integrated circuit described in the present embodiment
In, after public electrode is done into block design, it is multiplexed with touch control electrode.
Wherein, in the present invention, the outward flange area encompassed of each public electrode 220 is defined as described different
One touch area of shape touch-control display panel, the touch area include the unequal special-shaped touch area of size and non-profiled
Touch area, the public electrode for forming less touch area in the special-shaped touch area and the non-profiled touch area are
First public electrode 203, form the public affairs of touch area larger in the special-shaped touch area and the non-profiled touch area
Common-battery extremely the second public electrode 204, it is public that the area in the region being etched on first public electrode 203 is less than described second
The area in the region being etched in common electrode 204.Due to the area of touch area in special-shaped touch-control display panel, cause to show
Show that caused touching signals amount is uneven on panel, influences the touch-control accuracy of special-shaped touch-control display panel.To avoid common electrical
Pole because touch area area not wait caused by touching signals amount it is uneven the problem of, the present embodiment is not changing original preparation section
On the basis of, by controlling the area of etch areas in the first public electrode and the second public electrode, with balanced special-shaped Touch Zone
The difference of touch-control area in domain and non-profiled touch area, it is distributed so as to lift touching signals amount in special-shaped touch-control display panel
Uniformity, improve the accuracy of its touch-control.
Further, in oneainstance, public electrode is in battle array in special-shaped touch-control display panel described in the embodiment of the present invention
Column is arranged, and each public electrode is connected with a touch-control cabling, in the stage of display, when integrated circuit by touch-control cabling to public affairs
When common electrode applies public voltage signal, coupled capacitor can be formed between touch-control cabling and its public electrode passed through.Equally, exist
In the touch-control stage, when touch control circuit applies touch-control drive signal by touch-control cabling to public electrode, touch-control cabling passes through with it
Also coupled capacitor can be formed between the public electrode crossed.The generation of above-mentioned coupled capacitor, the display effect of display panel can be influenceed
And touch-control accuracy.To slacken the generation of coupled capacitor between public electrode and touch-control cabling, on public electrode with touch-control cabling
Corresponding partial etching forms slit, namely forms etch areas, to reduce the coupling formed between public electrode and touch-control cabling
Electric capacity is closed, eliminates the effect of influencing each other between public electrode and touch-control cabling.
In another scenario, common electrode layer is provided with via, and thin film transistor (TFT) and pixel electrode layer pass through common electrical
Via in the layer of pole is connected.Etch areas in public electrode described in the embodiment of the present invention can also be the via.
Or the common electrode layer of special-shaped touch-control display panel provided in an embodiment of the present invention can also use other functions
The size of etch areas adjusts the size of public electrode, and the present invention is not intended to limit to this.It is slit on above-mentioned etch areas
Or two kinds of situations for via, it will be described in detail in herein below.
In an optional embodiment, the etch areas in the public electrode is arranged to slit, and Fig. 4 is implemented for invention
The structural representation of a kind of optional embodiment for the special-shaped touch-control display panel that example provides, as shown in figure 4, the public electrode
220 regions being etched include the slit 206 of multiple Y in the first direction extensions, and on second direction X, the slit 206
Between two adjacent sub-pixels 205, wherein, the first direction Y is the bearing of trend of the touch-control cabling 241,
The second direction X is vertical with the first direction Y and parallel with the substrate layer 201.In the present embodiment, by being walked in touch-control
Line bearing of trend etching slits, caused coupled capacitor between touch-control cabling and public electrode is effectively slackened, has eliminated touch-control
Influencing each other between cabling and public electrode, improve the display effect and touch-control accuracy of special-shaped touch-control display panel.
On the basis of this, the adjustment of public electrode area is realized by adjusting the area of the slit on different public electrodes, without extra
Increase technique.
Further, in some optional embodiments, as shown in figure 4, in this second direction, adjacent two
A slit 206 is provided between the sub-pixel 205, that is, no matter two adjacent sub-pixels 205 it
Between whether be provided with touch-control cabling, slit 206 can be set, reducing the coupled capacitor that avoids public electrode and touch-control cabling
On the basis of, improve the homogeneity of special-shaped display panel display effect.
Specifically, the slit 206 that first public electrode 203 is set includes the first slit 261 and the second slit
262, first slit 261 the substrate layer 201 orthographic projection not with the touch-control cabling 241 in the substrate layer 201
Orthographic projection it is overlapping, second slit 262 the substrate layer 201 orthographic projection and the touch-control cabling 241 in the base
The orthographic projection of flaggy 201 has overlapping part.
The slit 206 that second public electrode 204 is set also includes first slit 263 and second slit
264.Identical with the slit arrangement set in the first public electrode, the first slit 263 in the second public electrode is in the substrate
The orthographic projection of layer 201 is not overlapping in the orthographic projection of the substrate layer 201 with the touch-control cabling 241, and second slit 264 exists
The orthographic projection of the substrate layer has overlapping part with orthographic projection of the touch-control cabling 241 in the substrate layer 201.
Because the area of the touch area of the first public electrode formation is less than the touch area of the second public electrode formation
Area, namely the first public electrode touch-control area be less than the second public electrode touch-control area, by setting in preparation technology
The area for putting the first slit 261 of first public electrode 203 is less than the first slit 263 of second public electrode 204
Area so that the area of the first public electrode tends to be equal with the area of the second public electrode, with balanced special-shaped touch area
With the difference of touch-control area in non-profiled touch area.
To realize the first slit area relationship described in the present embodiment, institute can be worked as by following several specific embodiments
State the first public electrode 203 the first slit it is equal with the width of the first slit of second public electrode 204 when, then set
The length of the first slit 261 of first public electrode 203 is less than the length of the first slit 263 of second public electrode 204,
It can meet that the area of the first slit 261 of the first public electrode 203 is less than the first slit 263 of the second public electrode 204
Area；Or
When the first slit 263 of the first slit 261 and second public electrode 204 of first public electrode 203
Equal length, then set the width of the first slit 261 of first public electrode 203 to be less than second public electrode 204
The width of the first slit 263, can also meet that the area of the first slit 261 of the first public electrode 203 is less than the second public electrode
The area of 204 the first slit 263；Or
First slit of the first slit 261 and second public electrode 204 of even described first public electrode 203
Length and width it is unequal, as long as but the length of the first slit and wide the first slit area for being calculated meet that first is public
The area of first slit 261 of common electrode 203 is less than the area of the first slit 263 of the second public electrode 204.
The not length of the first slit and wide chi in the public electrode of concrete restriction first and the second public electrode in the present invention
Very little relation, as long as by adjusting the width of the first slit and the data of length, it is possible to achieve the first slit of the first public electrode
Area be less than the second public electrode the first slit area, belong to the scope protected of the present invention.
When prepared by slit, by the face for adjusting the first slit in the first public electrode 203 and the second public electrode 204
Product, to realize that the area of the first slit of the first public electrode is less than the area of the first slit of the second public electrode, so as to have
The area difference of effective touch area of all public electrodes in the balanced common electrode layer of effect, lift touch-control in display panel and believe
The uniformity of number amount distribution, improves the accuracy of its touch-control.
Further, when the area of the first slit 261 of the first public electrode 203 is less than the of the second public electrode 204
During the area of one slit 263, preferable following examples：The area of second slit 262 of first public electrode 203 is set
Equal to the area 264 of the second slit of second public electrode 204.According to touching for the first public electrode and the second public electrode
Difference in areas is controlled, only adjusts the numerical value of the first slit area of the first public electrode and the first slit area of the second public electrode
Difference, with balanced first public electrode and the area difference of effective touch area of the second public electrode.Due to the face of the second slit
Product it is equal, the length and width size of the second slit is identical in preferably all public electrodes, on the one hand, in mask plate with the second slit pair
All open-celled structures answered are identical, greatly reduce the preparation technology of mask plate perforate, can be same by a photoengraving processing
When complete public electrode in all second slits preparation, save the time, reduce preparation cost, and improve the second slit
The uniformity of etching.On the other hand, the length and width size of the second slit on each public electrode is equal, touch-control cabling with it is each
The coupled capacitor formed between individual public electrode reduces, and reduces identical amount so that the homogeneity of whole display panel is good.
Further, when the area of the first slit 261 of the first public electrode 203 is less than the of the second public electrode 204
During the area of one slit 263, in other optional embodiments, the area of the first described slit can be set equal to described
The area of second slit.In the present embodiment, the first slit 261 and the area phase of the second slit 262 in the first public electrode 203
Deng；The first slit 263 and the area equation of the second slit 264 in second public electrode 204.So in the first public electrode 203
Slit can prepare simultaneously, the slit in the second public electrode 204 can also be prepared simultaneously, in the present embodiment, prepare mask
During plate, via shape all same corresponding with slit in the first public electrode, via corresponding with slit in the second public electrode
Shape also all same, greatly reduces the preparation technology of mask plate, and effectively improves the uniformity of slit preparation, passes through adjustment
The slit preparation of the difference in areas of two kinds of vias, the once whole common electrode layer of etching completion, greatly reduces preparation cost.
Fig. 5 is the structural representation of another optional embodiment for the special-shaped touch-control display panel that inventive embodiments provide
Figure, as shown in figure 5, in this second direction, two adjacent sub- pictures in the region of the second public electrode 204
A slit 206 is provided between element 205, the slit 206 that second public electrode 204 is set includes first
The slit of slit 263 and second
264, first slit 263 the substrate layer 201 orthographic projection not with the touch-control cabling 241 in the base
The orthographic projection of flaggy 201 is overlapping, and second slit 264 exists in the orthographic projection of the substrate layer 201 with the touch-control cabling 241
The orthographic projection of the substrate layer 201 has overlapping part.
The slit 206 that first public electrode 203 is set includes second slit 262 but does not include described the
One slit.Orthographic projection and the touch-control of second slit 264 of first public electrode 203 in the substrate layer 201
Cabling 241 has overlapping part in the orthographic projection of the substrate layer 201.
In the present embodiment, it is provided with and touch-control cabling 241 in the first public electrode 203 and the second public electrode 204
There is the second overlapping slit in the orthographic projection of the substrate layer 201, to weaken the electricity of the coupling between public electrode and touch-control cabling
Hold.Because the touch area area of the first public electrode is less than the touch area area of the second public electrode, thus it is public second
The first slit is additionally provided with common electrode, by the first slit come touch-control in balanced first public electrode and the second public electrode
The area difference in region, the uniformity that touching signals amount is distributed in display panel is lifted, improve the accuracy of its touch-control.
It is a kind of preferable present embodiments providing to ensure to reduce the coupled capacitor between public electrode and touch-control cabling
Embodiment, on the second direction X, second slit is more than or waited in the width of the orthographic projection of the substrate layer 201
In with the touch-control cabling 241 the orthographic projection of the substrate layer 201 width.Make the width of the second slit perpendicular to substrate
The edge of orthographic projection on 201 direction of layer exceeds or just covered touch-control cabling in the orthographic projection on substrate layer direction,
Ensure the reduction of the coupled capacitor between public electrode and touch-control cabling to greatest extent.
In another optional embodiment, the etch areas in the public electrode 220 is arranged to via, Fig. 6 is
The structural representation of another optional embodiment of the special-shaped touch-control display panel that inventive embodiments provide, Fig. 7 are the present invention
Sectional views of the embodiment Fig. 6 along A-A', as shown in Figure 6 and Figure 7, the first substrate 21 also include：It is arranged at the common electrical
Pole layer 202 close to the side of second substrate 22 pixel electrode layer 207, wherein, the pixel electrode layer 207 include be arranged at
Pixel electrode 271 in each sub-pixel 205 of special-shaped touch-control display panel；
Tft layer 208 of the common electrode layer 202 away from the side of second substrate 22 is arranged at, wherein,
Tft layer 208 includes the thin film transistor (TFT) 281 being arranged in each sub-pixel 205.
The touch-control cabling 241 is located at the top of thin film transistor (TFT) 281, and public electrode 220 can be located at touch-control cabling 241
Above the film layer of place and overlapping with the insulation of at least one touch-control cabling 241, the region that the public electrode 220 is etched includes more
Individual via 206, the drain electrode 2811 of the thin film transistor (TFT) 281 are connected via the via 206 with the pixel electrode 271.
In some optional embodiments, a via 206 and each is provided with each sub-pixel 205
The via 206 does not connect.
In some optional embodiments, referring to Fig. 6, the face for the via 206 that first public electrode 203 is set
Product is less than the area for the via 206 that second public electrode 204 is set.Due to the Touch Zone of the first public electrode 203
Domain area be less than the second public electrode 204 touch area area, the present embodiment on the basis of original preparation section is not changed,
Only it is less than the area of the via 206 of the second public electrode 204 by the area for the via 206 for setting the first public electrode 203, i.e.,
The problem of touch area area difference of balanced first public electrode 203 and the second public electrode 204 can be achieved, it is aobvious so as to be lifted
Show the uniformity that touching signals amount is distributed in panel, improve the accuracy of its touch-control.
Etch areas in the public electrode 220 is arranged to another optional embodiment of via, such as Fig. 8 and
Shown in Fig. 9, Fig. 8 is the structural representation of another optional embodiment of the special-shaped touch-control display panel that inventive embodiments provide
Figure, Fig. 9 is sectional views of the Fig. 8 of the embodiment of the present invention along B-B'；A via is provided with each sub-pixel 205
206。
Every height picture in less touch area in the special-shaped touch area and the non-profiled touch area
The via 206 of element 205 does not connect；That is the via 206 in Fig. 8 in the first public electrode 203 in each sub-pixel 205 does not connect
It is logical, via is not connected in Fig. 8 and can be found in Fig. 7 along A-A' sectional view.
In a second direction, touch area larger in the special-shaped touch area and the non-profiled touch area
In the vias 206 of adjacent at least two sub-pixels connect, the connection via 2061 that it is formed is described referring to Fig. 9
Second direction is parallel with the substrate layer 201 and vertical with the bearing of trend of the touch-control cabling 241.That is second is public in Fig. 8
Via in electrode 204 in two at least adjacent sub-pixels 205 is connection.In a preferred embodiment, institute can be set
The area for stating each via in the first public electrode is equal to the area of each via in second public electrode, passes through the company of control
By the quantity in hole, the area difference of touch area in next balanced first public electrode and the second public electrode.In the present embodiment
Not in each pixel electrode of concrete restriction via area relationship, in first public electrode area of each via with it is described
The area of each via be able to can not also be waited with equal in second public electrode, as long as public second by the embodiment of the present invention
Connection via is set in the touch area of electrode, realizes the face of touch area in balanced first public electrode and the second public electrode
The effect of product moment value, belong to the scope that the embodiment of the present invention is protected.
The embodiment of the present invention can be applied to the special-shaped touch-control display panel of following structure, in the case of a kind of, display panel
Viewing area part is hollowed out, and the region hollowed out is used to set camera, listen the structures such as microphone, the chamfered rectangle in the region hollowed out,
Circular or ellipse, can differ the area of public electrode and the public electrode in other regions close to area of knockout, exist
The problem of touching signals amount skewness, based on the present invention invention thought, adjust close to area of knockout public electrode with
The display panel of the size of etch areas on the public electrode in other regions so that common electrical on whole special-shaped touch-control display panel
The size of pole tends to be identical.
In another case, the wearable intelligence of special-shaped touch-control display panel generally chamfering rectangle, circle or ellipse
Display panel in energy equipment, specific such as intelligent watch, the display panel of head-wearing type intelligent glasses, display panel have arc
Border, it can differ the area of public electrode and the public electrode in other regions close to arc border, touching signals be present
The problem of measuring skewness, based on the invention thought of the present invention, adjust the public electrode close to arc border and other regions
Public electrode on etch areas size display panel so that the area of public electrode on whole special-shaped touch-control display panel
Size tends to be identical.
Preferably, in above-mentioned two situations, the size for adjusting etch areas on each public electrode causes whole abnormity
The size of public electrode is identical on touch-control display panel, so that the touching signals amount on special-shaped touch-control display panel reaches
It is homogeneous.
Further, the present invention also provides a kind of display device, including as above the special-shaped touch-control described in any embodiment shows
Show panel.The display device can be the mobile phone or television set for the structure that edge is arc, or be provided with viewing area
Camera, the isostructural mobile phone of microphone is listened, referring to Figure 10；It can also be applied to simultaneously generally circular or ellipse wearable
On formula smart machine, referring to Figure 11, specific such as intelligent watch, head-wearing type intelligent glasses.The display device of the present invention has upper
The identical technique effect of different in nature touch-control display panel is stated, here is omitted.
By above-described embodiment, special-shaped touch-control display panel of the invention and display device, having reached following has
Beneficial effect：
Special-shaped touch-control display panel provided by the invention and display device, the public electrode piecemeal of special-shaped touch-control display panel
Set, each public electrode is connected through touch-control cabling with touch control circuit, public electrode is multiplexed with touch control electrode, each
The outward flange area encompassed of public electrode forms a touch area of special-shaped touch-control display panel, is shown in special-shaped touch-control
It is public by adjusting for the discrepant special-shaped touch area of area and non-profiled touch area in each touch area of panel
The area of etch areas in common electrode, reach adjustment and form the public electrode of special-shaped touch area with forming non-profiled touch area
Public electrode area purpose, reduce the area discrepancy of the public electrode for forming different zones, with balanced special-shaped Touch Zone
The area difference in domain and non-profiled touch area, the uniformity that touching signals amount is distributed in display panel is lifted, improves its touch-control
Accuracy.
Although some specific embodiments of the present invention are described in detail by example, the skill of this area
Art personnel it should be understood that example above merely to illustrating, the scope being not intended to be limiting of the invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (13)
- A kind of 1. special-shaped touch-control display panel, it is characterised in thatThe special-shaped touch-control display panel includes：First substrate；The second substrate being oppositely arranged with the first substrate；Touch control circuit；AndMore touch-control cablings of the touch control circuit are connected to,Wherein, the first substrate includes：Substrate layer；Common electrode layer of the substrate layer close to the second substrate side is arranged at, wherein, the common electrode layer includes In multiple public electrodes of array branch, the public electrode has the region being etched, the public electrode and the touch-control Cabling connects one to one,Wherein, the outward flange area encompassed of each public electrode forms one of the special-shaped touch-control display panel and touched Region is controlled, the touch area includes the unequal special-shaped touch area of size and non-profiled touch area, forms the abnormity The public electrode of less touch area is the first public electrode in touch area and the non-profiled touch area, described in formation The public electrode of larger touch area is the second public electrode in special-shaped touch area and the non-profiled touch area, described The area in the region being etched on the first public electrode is less than the area in the region being etched on second public electrode.
- 2. special-shaped touch-control display panel according to claim 1, it is characterised in thatThe region that the public electrode is etched includes multiple slits extended in a first direction, and in a second direction, it is described Slit between two adjacent sub-pixels, wherein, the first direction be the touch-control cabling bearing of trend, institute It is vertical with the first direction and parallel with the substrate layer to state second direction.
- 3. special-shaped touch-control display panel according to claim 2, it is characterised in thatIn this second direction, it is provided with a slit between two adjacent sub-pixels；The slit that first public electrode is set includes the first slit and the second slit, and first slit is in the base The orthographic projection of flaggy is not overlapping in the orthographic projection of the substrate layer with the touch-control cabling, and second slit is in the substrate layer Orthographic projection there is overlapping part with orthographic projection of the touch-control cabling in the substrate layer；The slit that second public electrode is set also includes first slit and second slit；The area of first slit of first public electrode is less than the area of the first slit of second public electrode.
- 4. special-shaped touch-control display panel according to claim 3, it is characterised in thatFirst slit of first public electrode is equal with the width of the first slit of second public electrode, and described first First slit length of public electrode is less than the first slit length of second public electrode；OrThe equal length of first slit of first public electrode and the first slit of second public electrode, described first First slit width of public electrode is less than the first slit width of second public electrode；OrThe length and width of first slit of first public electrode and the first slit of second public electrode not phase Deng.
- 5. the special-shaped touch-control display panel according to claim 3 or 4, it is characterised in thatThe area of second slit of first public electrode is equal to the area of the second slit of second public electrode.
- 6. the special-shaped touch-control display panel according to claim 3 or 4, it is characterised in thatThe area of the first described slit is equal to the area of second slit.
- 7. special-shaped touch-control display panel according to claim 2, it is characterised in thatIn this second direction, it is respectively provided between two sub-pixels adjacent in the second public electrode region There is a slit, the slit that second public electrode is set includes the first slit and the second slit, and described first Slit is not overlapping in the orthographic projection of the substrate layer with the touch-control cabling in the orthographic projection of the substrate layer, second slit There is overlapping part with orthographic projection of the touch-control cabling in the substrate layer in the orthographic projection of the substrate layer；The slit that first public electrode is set includes second slit but does not include first slit.
- 8. the special-shaped touch-control display panel according to claim 3 or 7, it is characterised in thatIn this second direction, the width of orthographic projection of second slit in the substrate layer is more than or equal to touches with described Control width of the cabling in the orthographic projection of the substrate layer.
- 9. special-shaped touch-control display panel according to claim 1, it is characterised in thatThe first substrate also includes：Pixel electrode layer of the common electrode layer close to the second substrate side is arranged at, wherein, the pixel electrode layer Including the pixel electrode being arranged in each sub-pixel of special-shaped touch-control display panel；Tft layer of the common electrode layer away from the second substrate side is arranged at, wherein, tft layer Including the thin film transistor (TFT) being arranged in each sub-pixel,The region that the public electrode is etched includes multiple vias, and the drain electrode of the thin film transistor (TFT) is via the via and institute Pixel electrode is stated to be connected.
- 10. special-shaped touch-control display panel according to claim 9, it is characterised in thatA via is provided with each sub-pixel and each via does not connect；The area for the via that first public electrode is set is less than the via that second public electrode is set Area.
- 11. special-shaped touch-control display panel according to claim 9, it is characterised in thatA via is provided with each sub-pixel；Each sub-pixel in less touch area in the special-shaped touch area and the non-profiled touch area The via does not connect；In a second direction, phase in touch area larger in the special-shaped touch area and the non-profiled touch area The via connection of at least two adjacent sub-pixels, the second direction it is parallel with the substrate layer and with the touch-control The bearing of trend of cabling is vertical.
- 12. special-shaped touch-control display panel according to claim 1, it is characterised in that described first public electrode area etc. In the area of second public electrode.
- 13. a kind of display device, it is characterised in that including the special-shaped touch-control display surface any one of claim 1 to 12 Plate.
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| CN110308823A (en) * | 2019-07-04 | 2019-10-08 | 上海天马微电子有限公司 | Special-shaped display panel and display device |
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