CN108132557A - A kind of touch-control display panel, touch control display apparatus and anti-static method - Google Patents
A kind of touch-control display panel, touch control display apparatus and anti-static method Download PDFInfo
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- CN108132557A CN108132557A CN201810063599.1A CN201810063599A CN108132557A CN 108132557 A CN108132557 A CN 108132557A CN 201810063599 A CN201810063599 A CN 201810063599A CN 108132557 A CN108132557 A CN 108132557A
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- data line
- touch
- output terminal
- switch
- display panel
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
Abstract
The present invention discloses a kind of touch-control display panel, touch control display apparatus and anti-static method, with viewing area and the non-display area around viewing area, wherein, viewing area includes a plurality of gate line and multiple data lines, gate line intersects with data line limits pixel region, and pixel electrode is provided in pixel region；Pixel electrode is coupled by first switch and data line；Non-display area is provided at least one virtual data line, and virtual data line intersects with gate line limits dummy pixel areas；Virtual data line is arranged on data line periphery；Virtual data line is electrically connected second switch；Non-display area is additionally provided at least one inducing element, and inducing element includes first input end, the second input terminal, the first output terminal and second output terminal；At least one and virtual data line coupling of first input end, the second input terminal, the first output terminal and second output terminal；The fixed low potential of virtual data line connection.Also disclose a kind of touch control display apparatus and anti-static method.
Description
Technical field
The present invention relates to a kind of display field more particularly to touch-control display panel, touch control display apparatus and anti-static methods.
Background technology
At present, touch panel be widely used in mobile phone, tablet computer, public place hall the electronics such as information enquiry machine
In equipment.In this way, the mark that user need to be only touched with finger on the electronic equipment can be realized as the operation to the electronic equipment,
Dependence of the user to other input equipments (such as keyboard and mouse) is eliminated, makes human-computer interaction more simple.In addition, in order to rich
Rich's machine touch control operation usually can also increase the pressure sensor of induction pressure size in display panel.Therefore, display panel
The position of touch of consumer can not only be sensed, touch-control pressure can also be sensed, operation is enriched with this.
Because in the prior art, inducing element is arranged on the non-display area of non-display area, and inducing element resistance itself more
It is larger.Therefore, inducing element is easier to be influenced by the electrostatic brought in exterior static and operational process itself.Work as electrostatic
Accumulate it is more and when can not guide, inducing element easily can not normal operation by electrostatic breakdown.And it is set in existing design
The electrostatic ring put can not effectively prevent the electrostatic breakdown of inducing element.
Invention content
To solve the above problems, the present invention provides a kind of touch-control display panel, there is viewing area with surrounding the viewing area
Non-display area, wherein,
The viewing area includes a plurality of gate line and multiple data lines, and the gate line intersects with the data line to be limited
Pixel region is provided with pixel electrode in the pixel region；
The pixel electrode is coupled by first switch and the data line；
The non-display area is provided at least one virtual data line, and the virtual data line intersects limit with the gate line
Make dummy pixel areas；
The virtual data line is arranged on the data line periphery；
The virtual data line is electrically connected second switch；
The non-display area is additionally provided at least one inducing element, and the inducing element includes first input end, second
Input terminal, the first output terminal and second output terminal；
The first input end, second input terminal, first output terminal and the second output terminal are at least
One couples with the virtual data line；
The fixed low potential of virtual data line connection.
A kind of touch control display apparatus is also provided, including a kind of any of the above-described touch-control display panel.
A kind of anti-static method is also provided, for a kind of touch-control display panel described above, the display panel includes
Display stage and blank stage, wherein, in the blank stage, the second switch conducting, the first input end, described the
Two input terminals, first output terminal and at least one of the second output terminal connect with the fixed low potential, described
The electrostatic accumulated on inducing element circulates to the virtual data line, and the inducing element starts to discharge.
Compared with prior art, technical scheme of the present invention has one of the following advantages：Touch-control display panel is provided with number
According to line and virtual data line, data line intersects restriction with virtual data line with gate line and forms pixel region and virtual representation respectively
Plain region；Wherein, dummy pixel areas is arranged on pixel region periphery, and the inducing element for being arranged on non-display area passes through virtual representation
Second switch in plain region couples, and virtual data line connects fixed low potential with virtual data line.In the display stage, second opens
It closes and is connected by gate line so that the electrostatic accumulated on inducing element flows to fixed low potential by virtual data line；It is showing
Blank stage except stage, second switch can be connected by external control line so that so that accumulated on inducing element
Electrostatic flows to fixed low potential by virtual data line.By being multiplexed the switch of dummy pixel areas and virtual data line, increase
Add the electrostatic circulation path of inducing element, effectively prevent the accumulation of static electricity of inducing element.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of floor map of touch-control display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of connection diagram of touch-control display panel provided in an embodiment of the present invention；
Fig. 3 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention；
Fig. 4 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention；
Fig. 5 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention；
Fig. 6 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention；
Fig. 7 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention；
Fig. 8 is the schematic diagram of a kind of inducing element that touch-control display panel of the present invention provides；
Fig. 9 is the schematic diagram of another inducing element that touch-control display panel of the present invention provides；
Figure 10 is a kind of schematic diagram of touch control display apparatus provided in an embodiment of the present invention.
Specific embodiment
A kind of touch-control display panel, touch control display apparatus and anti-static method of the present invention are carried out with reference to schematic diagram
More detailed description, which show the preferred embodiment of the present invention, it should be appreciated that those skilled in the art can change herein
The present invention of description, and still realize the advantageous effects of the present invention.Therefore, description below should be understood as this field skill
Art personnel's is widely known, and is not intended as limitation of the present invention.
The term used in embodiments of the present invention is only merely for the purpose of description specific embodiment, and is not intended to be limiting
The present invention.In the embodiment of the present invention and " one kind " of singulative used in the attached claims, " described " and "the"
It is also intended to including most forms, unless context clearly shows that other meanings.
The accumulation of static electricity and breakdown problem of inducing element, the present invention provide a kind of touch-control display panel, have display
Area and the non-display area around the viewing area, wherein,
The viewing area includes a plurality of gate line and multiple data lines, and the gate line intersects with the data line to be limited
Pixel region is provided with pixel electrode in the pixel region；
The pixel electrode is coupled by first switch and the data line；
The non-display area is provided at least one virtual data line, and the virtual data line intersects limit with the gate line
Make dummy pixel areas；
The virtual data line is arranged on the data line periphery；
The virtual data line is electrically connected second switch；
The non-display area is additionally provided at least one inducing element, and the inducing element includes first input end, second
Input terminal, the first output terminal and second output terminal；
The first input end, second input terminal, first output terminal and the second output terminal are at least
One couples with the virtual data line；
The fixed low potential of virtual data line connection.
It is the core concept of the present invention above, below in conjunction with the attached drawing in the embodiment of the present invention, to the embodiment of the present invention
In technical solution be clearly and completely described.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Under the premise of making creative work, all other embodiments obtained shall fall within the protection scope of the present invention.
Fig. 1 is a kind of floor map of touch-control display panel provided in an embodiment of the present invention, and touch-control display panel has
The viewing area AA and non-display area NAA around viewing area AA.In the AA of viewing area, including a plurality of gate line 11 and a plurality of number
According to line 12, non-display area NAA is provided at least one virtual data line 22.Virtual data line 22 is arranged on the outer of data line 12
It encloses.In addition, non-display area NAA is additionally provided with multiple inducing elements 5.
Specifically, Fig. 2 be a kind of connection diagram of touch-control display panel provided in an embodiment of the present invention, with reference to Fig. 1 with
Fig. 2 illustrates the present embodiment.Gate line 11 and the intersection of data line 12 in the AA of viewing area limit pixel region 10, in the picture
Pixel electrode 13 is provided in plain region 10.Pixel electrode 13 is coupled by first switch 31 and data line 12.Wherein, it first opens
The corresponding gate line 11 of control terminal electrical connection of pass 31, the corresponding data line 12 of first end electrical connection of first switch 31, first
The second end electrical connection pixel electrode 13 of switch 31.In the display stage, gate line 11 receives scanning signal, for controlling first to open
31 conducting and disconnection is closed, data line 12 receives data-signal, pixel electrode 13, pixel electrode are transmitted to by first switch 31
13 liquid crystal formed in electric field driven display panel with public electrode (not shown) rotate.
Specifically, non-display area NAA is provided at least one virtual data line 22, attached drawing is to be located at viewing area AA sides
For non-display area NAA, a virtual data line 22 is set.The embodiment of the present invention is not limited to this, can also be in viewing area AA
The non-display area NAA of opposite side be provided with one or more virtual data line 22.Virtual data line 22 intersects with gate line 11
Limit dummy pixel areas 20.As shown in the figure, dummy pixel areas 20 is arranged on the outside of pixel region 10.In addition, it also sets
Second switch 32 is equipped with, virtual data line 22 is electrically connected with second switch 32.
Specifically, non-display area NAA is provided at least one inducing element 5, inducing element 5 include first input end IN1,
Second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2.Above-mentioned first input end IN1, the second input terminal
At least one and virtual data line 22 of IN2, the first output terminal OUT1 and second output terminal OUT2 couple, it is illustrated that shown, pressure
The first input end IN1 of sensing unit 5, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2 with virtually
Data line 22 couples.And the fixed low potential 6 of the connection of virtual data line 22, which can be ground potential.
In the touch-control display panel, X's gate line 11 extends along the first direction, and Y sequences are arranged in a second direction；Data
Y's line 12 extends in a second direction, and X sequences are arranged along the first direction.Also, virtual data line 22 is arranged in parallel with data line 11,
I.e. Y's virtual data line 22 extends in a second direction.
Specifically, first switch 31 and second switch 32 can be thin film transistor switch.When second switch 32 is film
During transistor switch, first input end IN1, the second input terminal IN2, the first output terminal OUT1 and second in inducing element 5
At least one of output terminal OUT2 is electrically connected the first end of above-mentioned second switch 32.Virtual data line 22 is electrically connected this and second opens
32 second end is closed, gate line 11 is electrically connected the control terminal of second switch 32.It optionally, can be logical with each inducing element 5
It crosses second switch 32 to be electrically connected with virtual data line 22, not limit herein.
The embodiment of the present invention by the virtual data line 22 being multiplexed in dummy pixel areas 20, is used as inducing element 5
Antistatic lead.At the display moment, gate line input signal step by step, therefore second switch 32 is one by one or synchronization is multiple
It is opened.Each input/output terminal of inducing element 5 is by the second switch 32 of conducting, the electrostatic accumulated in inducing element 5
It dredges to the fixation low potential being connect with virtual data line 22.The present invention need not increase new electric conduction routing, advantageously reduce side
Frame, while contribute to the electric discharge of inducing element 5.
Specifically, by taking sharpness screen as an example, dummy pixel areas, which amounts to, second switch 1920, unilateral non-aobvious
Show that area NAA is provided with 4 inducing elements, each four ports of inducing element couple virtual data line.Specifically, 16 altogether
Input/output port connects 1920 second switches, and each port can be electrically connected 120 second switches.To show refreshing frequency
For 60Hz, the discharge cycle T=1/60/120 of each input/output port is approximately equal to 138.89us, is equivalent to each defeated
Enter output port to discharge more than 7,000 times, realize the effect of high-frequency release electrostatic.
Fig. 3 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention, and by taking Fig. 3 as an example, Fig. 3 shows
Anticipated inducing element 5 first input end IN1, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2 it is equal
It is coupled by second switch 32 and a virtual data line 22.
Specifically, along 22 extending direction of virtual data line, 32 sequence of second switch is arranged successively, and respectively 1th second is opened
It closes, 2th second switches to N+3th second switches, wherein N is the integer more than or equal to 1.With Nth second switches, N+1th second
Switch, N+2th second switches and N+3th second switches are a unit, and wherein N is the integer more than or equal to 1, each unit
A corresponding inducing element 5.Optionally, an inducing element 5 can correspond to multiple units, to realize that it is quiet that high-frequency repeatedly discharges
Electricity.Using continuous 4 dummy pixel areas as release electrostatic unit, be conducive to simplify layout, use existing design version
Figure.The present embodiment does not limit inducing element 5 and the specific corresponding form of release electrostatic unit, any to embody this hair
The embodiment of bright content belongs to the scope of the present invention.
It, can be with a port and multiple second in order to improve the Electro-static Driven Comb ability of inducing element input or output terminal
Switch is attached.As shown in figure 4, Fig. 4 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention.
First input end IN1, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2 it is at least one by more
A second switch 32 couples the virtual data line 22.Fig. 4 illustratively shows the second input terminal IN2 electricity of inducing element 5
Connect the schematic diagram of multiple second switches 32, the embodiment of the present invention is not limited to this or all first input end IN1,
Second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2 are electrically connected multiple second switches 32.It is any to meet this
The content of inventive embodiments belongs to the scope of the present invention.Specifically, Fig. 4 embodies the second input terminal IN2 of inducing element 5
4 second switches 32 are electrically connected, and 4 second switches 32 are continuous.Inducing element 5 and second switch 32 and virtual number
According to the same preceding embodiment of white silk grade mode of line 22, details are not described herein.
Equally by taking FHD sharpness screens as an example, dummy pixel areas, which amounts to, second switch 1920, unilateral non-aobvious
Showing that area NAA is provided with 4 inducing elements, the second input terminal IN2 of each inducing element can be electrically connected 480 second switches,
To show refreshing frequency for for 60Hz, the discharge cycle T=1/60/480 of each input/output port is equivalent to each input
Output port discharges more than 29,000 times, realizes the effect of high-frequency release electrostatic, can discharge product on inducing element in real time
Tired electrostatic, prevents component wear.
In addition, Fig. 5 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention, Fig. 5 is different from
It is in place of Fig. 4, inducing element 5 and the order of connection of second switch 32 are not rules in Fig. 5.For example, the of inducing element 5
One input terminal IN1, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2 can be electrically connected N th
Second switch, N+5th second switches, N+7th second switches and N+10th second switches, the second switch 32 of corresponding each port
Can be the discontinuous of jump.Such layout designs can reduce the occupancy of wiring and frame space to a certain extent.This
Outside, 22 earthing potential 6 of virtual data line being connect with second switch 32, can be effective for the electric discharge of inducing element 5.
In order to preferably strengthen the release electrostatic ability of inducing element 5, acceptable embodiment as shown in Figure 6, Fig. 6 is this hair
The connection diagram for another touch-control display panel that bright embodiment provides.Display panel further includes control line 7, the control line 7
Virtual data line 22 is arranged on close to the side of viewing area.Control line 7, which can be located at viewing area, can also be located at non-display area.Tool
Body, control line 7 is parallel with virtual data line 22, and connects control terminal, at this point, the not control with second switch 32 of gate line 11
End connection.Wherein, the control terminal electrical connection control line 7 of multiple second switches 32, as shown in fig. 6, the institute positioned at virtual pixel area
There is second switch 32 to be electrically connected with control line 7.Other connection modes of second switch 32 are same as the previously described embodiments, it is similar it
Place repeats no more.
Specifically, by increasing control line 7, in the display stage, second switch 32 is all turned on by control line 7, made
Obtaining inducing element 5, all ground connection is discharged with the 22 same time of virtual data line；In the non-display stage, that is, show the sky except the stage
White stage, control line 7 receive the control signal of control terminal transmission, and control second switch 32 all turns on, inducing element 5 with it is virtual
Data line 22 is grounded electric discharge after connecting.The embodiment of the present invention can not only realize the high-frequency multiple discharge in display stage, may be used also
It is discharged with the lasting ground connection for realizing the non-display stage.
Specifically, as shown in Figure 3 to Figure 6 the embodiment, 22 equal earthing potential of virtual data line being capable of effective guarantee pressure
The electrostatic accumulated on sensing unit 5 circulates to ground potential end.Above-described embodiment, by the virtual data line for being multiplexed dummy pixel areas
22, the static conductive ability to increase inducing element 5 is grounded by virtual data line 22.In addition, take the of dummy pixel areas
Two switches 32 by the conducting and disconnection of second switch 32, can carry out effective static guiding in the 5 inoperative period of inducing element
It walks.
Optionally, Fig. 7 is the connection diagram of another touch-control display panel provided in an embodiment of the present invention, and touch-control is shown
Panel includes the first input cabling L1 and the second input cabling L2, positioned at the first input of all inducing elements 5 of the same side
End IN1 is electrically connected the first input cabling L1, and the second input terminal IN2 of all inducing elements 5 is electrically connected the second input cabling
L2.For having 4 inducing elements 5 by touch-control display panel side, the first input end IN1 and second of 4 inducing elements is defeated
Enter to hold the public first input cabling L1 of IN2 and the second input cabling L2, each inducing element 5 to be additionally provided with one first respectively
Output line and a second output line (not shown), therefore, with 2+4*2, totally 10 pressure sensitivity are walked for the side of display panel
Line.Still by taking FHD sharpness screens as an example, dummy pixel areas, which amounts to, second switch 1920, each inducing element
Input terminal and output terminal be electrically connected second switch and discharged with connecting virtual data line, each end can connect 192
Second switch, to show refreshing frequency as 60Hz, the discharge cycle T=1/60/192 of each input/output port, about etc.
It in 86us, is equivalent to each input/output port and is grounded more than 10,000 times, discharge more than 10,000 times, realize high-frequency time Electro-static Driven Comb,
Electrostatic breakdown problem is prevented, protects inducing element and pressure sensitivity circuit.
Optionally, inducing element 5 can be Wheatstone bridge formula pressure sensor, as shown in figure 8, Fig. 8 is touched for the present invention
Control a kind of schematic diagram for inducing element that display panel provides.Inducing element 5 is answered including the first strain pressure sensor R1, second
Transformation force snesor R2, the third strain pressure sensor R4 of strain pressure sensor R3 and the 4th, further include first input end
IN1, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2.First strain pressure sensor R1 is series at
Between first input end IN1 and the first output terminal OUT1, the second strain pressure sensor R2 is series at the second input terminal IN2 and the
Between two output terminal OUT2, third strain pressure sensor R3 is series between the second input terminal IN2 and second output terminal OUT2,
4th strain pressure sensor R4 is series between first input end IN1 and second output terminal OUT2.Wheatstone bridge formula pressure
Sensor can be made of metal, wherein first to fourth strain pressure sensor can be it is snakelike walk wire type, in this way can be
Temperature effect is reduced while increasing resistance.
In addition, inducing element 5 can also be silicon piezoresistance type pressure sensor, such as shown in Fig. 9, Fig. 9 is touch-control of the present invention
The schematic diagram for another inducing element that display panel provides.The center of inducing element 5 is the silicon chip being made of silicon Si, four sides
It is electrically connected first input end IN1, the second input terminal IN2, the first output terminal OUT1 and second output terminal OUT2.Above-mentioned pressure
Sensing unit 5 has the advantages that small, is easily integrated into inside touch-control elder brother's display screen.In addition, the inducing element is also with higher
The advantage of compliance voltage and auto thermal compensation, and make when, can directly with the silicon materials film layer in glass substrate
It using identical material, is completed in same manufacture craft, one of material membrane processing procedure can be effectively reduced in this way, simplify array base
The manufacture craft of plate, reduces cost of manufacture.
The invention also discloses a kind of anti-static method, for the touch-control display panel in earlier figures 1 to Fig. 9 embodiments.
Touch-control display panel includes display stage, pressure sensitivity stage and blank stage, wherein, blank stage is display stage and pressure sensitivity rank
Stage except section, at this stage in the process without display charging and pressure sensitivity detection.
Specifically, in the display stage, such as the structure chart as shown in Fig. 1 to Fig. 9 embodiments, the gate line 11 in display panel
Signal is received by gate driving circuit step by step.The gate line 11 for receiving drive signal leads corresponding second switch 32
It is logical, it is to be understood that inducing element 5 is not in working condition at this time.Second switch 32 be connected after, inducing element 5 accordingly with
The port that aforementioned second switch 32 connects connects virtual data line 22 by the second switch 32, and virtual data line 22 is grounded,
Therefore, in the display stage, inducing element 5 can be grounded the voltage that will build up on and guide.In addition, because second switch 32 is that sequence is beaten
It opens, therefore each port of inducing element 5 can be sequentially grounded.
As shown in fig. 7, when touch-control display panel includes control line 7, at this point, second switch 32 does not connect with gate line 11
It connects.Control line 7 is electrically connected with the control terminal of second switch 32, for controlling the conducting of second switch 32 and disconnection.In display rank
Section and blank stage, control line 7 receive corresponding control signal, and the second switch 32 being electrically connected with control line 7 is connected.With attached drawing
For 7, all second switches 32 in touch-control display panel side can be electrically connected with control line 7.At this point, all second switches
32 conductings are grounded with the inducing element 5 of corresponding second switch 32 connection by virtual data line 22.Because control line 7 individually controls
Second switch 32, therefore inducing element 5 can continue the electrostatic that ground connection guides accumulation.Realize high-frequency multiple discharge, it is effectively anti-
Inducing element is stopped by the possibility of electrostatic breakdown.
The embodiment of the present invention additionally provides a kind of touch control display apparatus, and as shown in Figure 10, Figure 10 is carried for the embodiment of the present invention
A kind of schematic diagram of the touch control display apparatus supplied.The touch-control that display device shown in Fig. 10 is included in any of the above-described embodiment is shown
Panel.
Wherein, the concrete structure of touch-control display panel and principle in above-described embodiment with having been described, and details are not described herein.
The display panel is specifically as follows liquid crystal display panel, organic light emitting display panel or micro-led display panel.
For example, display panel is liquid crystal display panel, which includes the array substrate being oppositely arranged and coloured silk
Ilm substrate is provided with liquid crystal layer between array substrate and color membrane substrates.A plurality of grid line and a plurality of data are provided in array substrate
Line, a plurality of grid line and multiple data lines intersection define multiple sub-pixels, and each sub-pixel is correspondingly arranged on pixel electrode and thin
Film transistor, the grid of thin film transistor (TFT) are connected to corresponding grid line, and the drain electrode of thin film transistor (TFT) is connected to corresponding pixel electricity
Pole, the source electrode of thin film transistor (TFT) are connected to corresponding data line, and data line is used for transmission data-signal, and grid line is used for transmission scanning
Signal, in the course of work of liquid crystal display panel, the corresponding thin film transistor (TFT) of a plurality of grid line under the control of scanning signal with
Behavior unit sequentially turns on, meanwhile, data-signal is transmitted to corresponding pixel electrode by data line successively, so that pixel electrode quilt
Charging forms electric field to drive the liquid crystal deflection in liquid crystal layer between pixel electrode and public electrode, color to realize normal display
Multiple color blockings of array arrangement that ilm substrate includes latticed black matrix and is set in black matrix opening, color blocking include
Red color resistance, green color blocking and blue color blocking.
For example, display panel is organic light emitting display panel, organic light emitting display panel includes array substrate, array substrate
Including multiple pixel circuits, organic light emitting display panel further includes the multiple Organic Light Emitting Diodes being set in array substrate
(Organic Light-Emitting Diode, OLED), the anode of each Organic Light Emitting Diode correspond to in array substrate
Pixel circuit electrical connection, multiple light emitting diodes include for glow light emitting diode, for green light shine two
Pole pipe and the light emitting diode for blue light-emitting.In addition, organic light emitting display panel, which further includes, is covered in multiple organic light emissions two
Encapsulated layer in pole pipe.
For example, display panel is micro-led display panel, micro-led display panel includes array
Substrate, array substrate include multiple pixel circuits, and micro-led display panel, which further includes, to be set in array substrate
Multiple micro-led (Micro Light-Emitting Diode, Mic-LED), each micro-led sun
Extremely correspondence is electrically connected with the pixel circuit in array substrate, multiple micro-led including miniature luminous for what is glowed
Diode, for the micro-led of green light and for the micro-led of blue light-emitting.Wherein, miniature luminous two
Pole pipe can make on growth substrate, be transferred in array substrate subsequently through the mode of transfer.
Display device can be any such as touch display screen, mobile phone, tablet computer, laptop or television set
Electronic equipment with display function.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiment described here, can carry out for a person skilled in the art various apparent variations,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (15)
1. a kind of touch-control display panel has viewing area and the non-display area around the viewing area, wherein,
The viewing area includes a plurality of gate line and multiple data lines, and the gate line intersects with the data line limits pixel
Region is provided with pixel electrode in the pixel region；
The pixel electrode is coupled by first switch and the data line；
The non-display area is provided at least one virtual data line, and the virtual data line intersects with the gate line to be limited
Dummy pixel areas；
The virtual data line is arranged on the data line periphery；
The virtual data line is electrically connected second switch；
The non-display area is additionally provided at least one inducing element, and the inducing element includes first input end, the second input
End, the first output terminal and second output terminal；
The first input end, second input terminal, first output terminal and the second output terminal it is at least one
It is coupled with the virtual data line；
The fixed low potential of virtual data line connection.
2. a kind of touch-control display panel as described in claim 1, wherein, the gate line extends along the first direction, along second
It arranges in direction；The data line extends along the second direction, arranges along the first direction；The virtual data line with it is described
Data line is arranged in parallel.
3. a kind of touch-control display panel as claimed in claim 2, the second switch is thin film transistor switch；
The first input end of at least one inducing element, second input terminal, first output terminal and institute
State the first end of at least one electrical connection second switch of second output terminal, the virtual data line electrical connection described second
The second end of switch, the gate line are electrically connected the control terminal of the second switch.
4. a kind of touch-control display panel as claimed in claim 3, wherein, the first input end, second input terminal, institute
It states the first output terminal and at least one of the second output terminal couples the virtual data by multiple second switches
Line.
5. a kind of touch-control display panel as claimed in claim 3, wherein, the first input end, second input terminal, institute
The first output terminal and the second output terminal is stated to couple by the second switch and the virtual data line.
6. a kind of touch-control display panel as claimed in claim 5, wherein, the second switch extends along the virtual data line
Direction sequence arrange, the first input end, second input terminal, first output terminal and the second output terminal with
The second switch connects one to one, and the second switch is N to the N+3 second switches, and N is more than or equal to 1
Integer.
7. a kind of touch-control display panel as claimed in claim 2, wherein, control line is further included, multiple second switches
Control terminal is electrically connected the control line, and the first end of the second switch is electrically connected the first input end, second input
End, first output terminal and the second output terminal it is at least one, described in the second end electrical connection of the second switch
Virtual data line.
8. a kind of touch-control display panel as claimed in claim 7, wherein, the blank stage except the display stage, the control
Second switch described in line traffic control processed is connected.
9. a kind of touch-control display panel as described in claim 1, wherein, the virtual data line earthing potential.
10. a kind of touch-control display panel as described in claim 1, wherein, first input of all inducing elements
End electrical connection the first input cabling, second input terminal electrical connection the second input cabling of all inducing elements.
11. a kind of touch-control display panel as described in claim 1, wherein, the inducing element is Wheatstone bridge formula pressure
Sensor；
The Wheatstone bridge formula pressure sensor includes the first strain pressure sensor, the second strain pressure sensor, third
Strain pressure sensor and the 4th strain pressure sensor；
The first strain pressure sensor is series between the first input end and first output terminal, and described second should
For pressure changeable sensor series between second input terminal and the second output terminal, the third strains pressure sensor string
It is coupled between second input terminal and the second output terminal, it is defeated that the 4th strain pressure sensor is series at described first
Enter between end and the second output terminal.
12. a kind of touch-control display panel as described in claim 1, wherein, the inducing element is silicon piezoresistance type pressure sensing
Device.
13. a kind of touch control display apparatus, including a kind of touch-control display panel as described in claim 1-12 is any.
14. a kind of anti-static method, for a kind of touch-control display panel as described in claim 1-12 is any, the display surface
Plate includes display stage, pressure sensitivity stage and blank stage, wherein,
In the blank stage, the second switch conducting is the first input end, second input terminal, described first defeated
Outlet and at least one of the second output terminal connect with the fixed low potential, the electrostatic accumulated on the inducing element
It circulates to the virtual data line, the inducing element starts to discharge.
15. a kind of anti-static method as claimed in claim 14, wherein, the touch-control display panel includes control line, described
Control line is electrically connected with the control terminal of the second switch, and the control line is opened in blank stage control all described second
Close conducting.
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| CN201810063599.1A CN108132557B (en) | 2018-01-23 | 2018-01-23 | Touch display panel, touch display device and anti-static method |
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| CN201810063599.1A CN108132557B (en) | 2018-01-23 | 2018-01-23 | Touch display panel, touch display device and anti-static method |
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| CN108132557B (en) | 2020-11-27 |
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