CN110164353A - A kind of gate driving circuit, array substrate and display device - Google Patents
A kind of gate driving circuit, array substrate and display device Download PDFInfo
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- CN110164353A CN110164353A CN201910423439.8A CN201910423439A CN110164353A CN 110164353 A CN110164353 A CN 110164353A CN 201910423439 A CN201910423439 A CN 201910423439A CN 110164353 A CN110164353 A CN 110164353A
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- drive element
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0267—Details of drivers for scan electrodes, other than drivers for liquid crystal, plasma or OLED displays
Abstract
The invention discloses a kind of gate driving circuit, array substrate and display devices, the gate driving circuit includes at least one drive element of the grid group, wherein each drive element of the grid group includes multiple cascade drive element of the grid, each drive element of the grid further includes the touching signals feedback unit for being electrically connected touching signals line and public voltage signal line, and touching signals feedback unit exports the touching signals extremely public electrode corresponding with the touching signals line of the touching signals line when drive element of the grid exports grid signal；Touching signals feedback unit exports the public voltage signal extremely public electrode corresponding with the public voltage signal line of the public voltage signal line when drive element of the grid does not export grid signal.For embodiment provided by the invention according to grid signal by touching signals feedback unit time-sharing multiplex touching signals line and public voltage signal line, can reduce array substrate sector walks line density, effectively improves the product yield of array substrate.
Description
Technical field
The present invention relates to field of display technology, more particularly to a kind of gate driving circuit, array substrate and display device.
Background technique
Existing TDDI (Touch and Display Driver Integration, touch-control and display driver are integrated)
In product design, as shown in Figure 1, touching signals line 11 and 12 same layer of data line are arranged and are connected respectively to the public affairs of array substrate
In common electrode 10, touching signals line 11 is parallel to 12 line of data-signal.One end of every touching signals line 11 is connected by via hole 111
It is connected to one-to-one public electrode 10, the other end is connected to inside the IC of array substrate.Touching signals line passes through with data line
Time division multiplexing realizes that the timesharing to public electrode voltages signal and touching signals drives, to realize touch function and display simultaneously
Function.But since the design is by introducing realization inside IC for touching signals line, increase the sector of array substrate
(fanout) walk line density, to increase the quantity of the route pin of IC and other circuits, cause IC length partially long and UV
Curing degree is relatively low.The scratch resistance capability that sector segment difference increases, reduces display panel is easily led to after the sector density increase simultaneously,
It easily leads to and occurs influencing the bad of volume production, greatly compromise the high-quality of product.
Summary of the invention
At least one to solve the above-mentioned problems, first aspect present invention provides a kind of gate driving circuit, including at least
One drive element of the grid group, wherein each drive element of the grid group includes multiple cascade drive element of the grid, each grid
Driving unit further includes touching signals feedback unit, and the touching signals feedback unit is electrically connected touching signals line and public
Voltage signal line；
The touching signals feedback unit exports the touching signals line when drive element of the grid output grid signal
Touching signals to public electrode corresponding with the touching signals line；
It is described public that the drive element of the grid does not export the touching signals feedback unit output when grid signal
The public voltage signal of the voltage signal line extremely public electrode corresponding with the public voltage signal line.
Further, the touching signals line is parallel with scan line and same layer is arranged, and the touching signals line passes through via hole
It is connected with corresponding public electrode.
Further, the active layer of the thin film transistor (TFT) of the array substrate where the gate driving circuit is a-Si or oxygen
Compound, then the touching signals feedback unit of the drive element of the grid includes first film transistor, the second thin film transistor (TFT),
Three thin film transistor (TFT)s and the 4th thin film transistor (TFT), wherein
The grid of the first film transistor connects the scan line of drive element of the grid output grid signal, and first
Grade connects the touching signals line, and the second level connects the public electrode；
The grid of second thin film transistor (TFT) connects the scan line of drive element of the grid output grid signal, and first
Grade connection control node, the second level connects first voltage signal；
The grid of the third thin film transistor (TFT) connects the control node, and the first order connects the public voltage signal
Line, the second level connect the public electrode；
The grid of 4th thin film transistor (TFT) connects second voltage signal, and the first order connects the second voltage signal,
The second level connects the control node.
Further, the first film transistor, the second thin film transistor (TFT), third thin film transistor (TFT) and the 4th film are brilliant
Body pipe is N-type TFT.
Further, the active layer of the thin film transistor (TFT) of the array substrate where the gate driving circuit is low-temperature polysilicon
Silicon, then the touching signals feedback unit of the drive element of the grid includes the 5th thin film transistor (TFT) and the 6th thin film transistor (TFT),
In
The grid of 5th thin film transistor (TFT) connects the scan line of drive element of the grid output grid signal, and first
Grade connects the touching signals line, and the second level connects the public electrode；
The grid of 6th thin film transistor (TFT) connects the scan line of drive element of the grid output grid signal, and first
Grade connects the public voltage signal line, and the second level connects the public electrode.
Further, the 5th thin film transistor (TFT) and the 6th thin film transistor (TFT) are that N-type TFT or p-type film are brilliant
Body pipe.
Second aspect of the present invention provides a kind of array substrate, including viewing area and non-display area, and the non-display area is equipped with
Gate driving circuit described in first aspect；
The viewing area includes the public electrode of array arrangement, and each public electrode covers multiple sub-pixels, with the grid
Pole driving unit is correspondingly arranged.
Further, the array substrate includes m row n column sub-pixel, k drive element of the grid, then each public electrode
Cover m*n/k sub-pixel.
Further, the touching signals line is parallel with scan line and same layer is arranged, and the touching signals line passes through via hole
It is connected with corresponding public electrode.
Third aspect present invention provides a kind of display device, including array substrate described in second aspect.
Beneficial effects of the present invention are as follows:
The present invention is directed to current existing touching signals line and data line time-sharing multiplex increases the cabling of array substrate sector
Density issue formulates a kind of gate driving circuit, array substrate and display device, anti-by the touching signals of drive element of the grid
Feedback unit is separately connected touching signals line and public voltage signal line, and the grid signal timesharing according to drive element of the grid output is multiple
With touching signals line and public voltage signal line, to realize touch function and display function simultaneously, to compensate for the prior art
Middle problem can reduce the product yield of array substrate sector walked line density and effectively improve array substrate.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 shows the schematic diagram of touch-control in the prior art and the design of display driver integrated products；
Fig. 2 shows the circuit diagrams of gate driving circuit in the prior art；
Fig. 3 shows the circuit diagram of gate driving circuit described in one embodiment of the present of invention；
Fig. 4 shows the circuit diagram of drive element of the grid described in one embodiment of the present of invention；
Fig. 5 shows the circuit diagram of drive element of the grid described in one embodiment of the present of invention；
Fig. 6 shows the timing diagram of drive element of the grid described in one embodiment of the present of invention；
Fig. 7 a-7b shows the circuit diagram stage by stage of drive element of the grid described in one embodiment of the present of invention；
Fig. 8 shows the circuit diagram of drive element of the grid described in another embodiment of the invention；
Fig. 9 a-9b shows the circuit diagram stage by stage of drive element of the grid described in another embodiment of the invention.
Specific embodiment
In order to illustrate more clearly of the present invention, the present invention is done further below with reference to preferred embodiments and drawings
It is bright.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
It is illustrated in figure 2 the general module diagram of conventional gate driving (GOA, Gate On Array) circuit, grid drives
Moving cell generally comprises input unit, reset unit, drop-down control unit and energy storage and output unit, wherein input unit with
The output INPUT of lastrow is electrically connected, and is responsible for energy storage and output unit carries out energy storage, reset unit and next line export
RESET electrical connection is responsible for discharging the energy of energy storage and output unit, and drop-down control unit is mainly responsible for single to energy storage and output
Member carries out energy release, and to guarantee the stability of gate driving circuit, and energy storage and output unit are responsible for storing input unit
Energy exports OUTPUT when CLK signal arrives.
Open function line by line based on gate driving circuit, to solve existing issue, as shown in figure 3, of the invention one
Embodiment provides a kind of gate driving circuit, including at least one drive element of the grid group, wherein each drive element of the grid
Group includes multiple cascade drive element of the grid, and each drive element of the grid further includes touching signals feedback unit, the touch-control
Signal feedback unit is electrically connected touching signals line and public voltage signal line；The drive element of the grid exports grid signal
The touching signals that Shi Suoshu touching signals feedback unit exports the touching signals line are extremely corresponding public with the touching signals line
Electrode；The drive element of the grid does not export the touching signals feedback unit when grid signal and exports the common voltage
The public voltage signal of signal wire extremely public electrode corresponding with the public voltage signal line.
In a specific example, as shown in figure 3, drive element of the grid includes gate driving sub-circuit and touching signals
Feedback unit, wherein the grid signal of gate driving sub-circuit output driving grid line by line, and by the gate signals to touching
Control signal feedback unit；Touching signals feedback unit is separately connected touching signals line and public voltage signal line, according to the grid
Pole signal exports touching signals or public voltage signal to one-to-one public electrode.
Specifically, the viewing area of array substrate includes the public electrode of array arrangement, each public electrode covers multiple sons
Pixel, i.e. covering multiple lines and multiple rows sub-pixel.As shown in figure 4, each drive element of the grid exports two signal wires, respectively drive
It corresponds to the scan line 13 of row and exports to the signal wire 11 of corresponding public electrode.Wherein, the grid of the drive element of the grid
The grid signal of drive sub-circuits output controls the grid of the driving transistor of each sub-pixel of corresponding row, i.e. scan line 13 controls
The sub-pixel of corresponding row；Meanwhile the touching signals feedback unit of the drive element of the grid is corresponding with each public electrode, i.e., often
A drive element of the grid controls corresponding public electrode.Such as: it is when gate driving sub-circuit exports grid signal, i.e., defeated
When grid signal out is effective, the grid of the driving transistor of the sub-pixel of corresponding row is opened, at this time by touching signals feedback
Member switches to touching signals line, carries out the primary detection of a frame to touching signals, touching signals are exported to corresponding common electrical
Pole；When gate driving sub-circuit does not export the grid signal, that is, when the grid signal exported is invalid, close the son of corresponding row
The grid of the driving transistor of pixel, switches to public voltage signal for touching signals feedback unit and exports to corresponding public
Electrode, to keep the display of sub-pixel.It is worth noting that the effective time of the grid signal is short compared to ineffective time very
It is more, the time division multiplexing of touch control detection function and display function is realized using gate driving circuit according to the grid signal.
In other words, the present embodiment existing gate driving circuit export line by line grid signal, each public electrode covering it is more
On the basis of a sub-pixel, the independent control to each public electrode is realized by corresponding drive element of the grid and public electrode
System, and according to the output state of grid signal time division multiplexing touching signals and public voltage signal, simplify array substrate wiring
Touch function and display function are realized simultaneously, to solve in the prior art because touching signals line and data line are time-multiplexed
Cause array substrate sector to walk the increased problem of line density, effectively avoid because walk line density it is excessive caused by the bad problem of display.
In view of the touching signals feedback unit of one end connection drive element of the grid of the touching signals line, the other end connects
Public electrode is connect, in an alternative embodiment, the touching signals line is parallel with scan line and same layer is arranged, the touch-control
Signal wire is connected by via hole with corresponding public electrode.Specifically, the gate driving sub-circuit due to drive element of the grid is defeated
Grid signal out is connect with scan line, therefore touching signals line and scan line same layer are arranged, and the touch-control wire size line uses
The metal phase that uses of metal and scan line it is same, can simplify to maximum magnitude processing step and technology difficulty, while the touching
Control signal wire is connected by via hole with corresponding public electrode.As shown in figure 4, each drive element of the grid is output to viewing area two
Root signal wire respectively drives the signal wire 11 of the scan line 13 and output of corresponding row to corresponding public electrode 10, the letter
Number line 11 is connected by via hole 111 with corresponding public electrode 10.
In view of in existing mainstream display field, the active layer of the thin film transistor (TFT) of array substrate is a-Si, low-temperature polysilicon
Silicon (LTPS) and oxide, in an alternative embodiment, as shown in figure 5, the array base where the gate driving circuit
The active layer of the thin film transistor (TFT) of plate be a-Si or oxide, then the touching signals feedback unit of the drive element of the grid include
First film transistor, the second thin film transistor (TFT), third thin film transistor (TFT) and the 4th thin film transistor (TFT), wherein the first film
The grid of transistor connects the scan line of the drive element of the grid output grid signal, and the first order connects the touching signals
Line, the second level connect the public electrode；The grid of second thin film transistor (TFT) connects the drive element of the grid and exports grid
The scan line of pole signal, the first order connect control node A, and the second level connects first voltage signal；The third thin film transistor (TFT)
Grid connect the control node A, the first order connects the public voltage signal line, and the second level connects the public electrode；
The grid of 4th thin film transistor (TFT) connects second voltage signal, and the first order connects the second voltage signal, the second cascade
Meet the control node A.It should be noted that it will be appreciated by those skilled in the art that the first order is thin film transistor (TFT)
One in source electrode and drain, either source electrode is also possible to drain, similarly, the second level is the source of the thin film transistor (TFT)
Another in pole and drain；The first voltage signal is low level VGL, and the second voltage signal is high level VGH.
Specifically, the first film transistor, the second thin film transistor (TFT), third thin film transistor (TFT) and the 4th film crystal
Pipe is N-type TFT.The gate driving sub-circuit is common circuit, the timing diagram of the sub-circuit as shown in Figure 6, when upper
T4 is opened in a line output output (n-1) when effective, VD/S signal enters PU point, opens T3, when CLK signal is effective, by
In the bootstrap effect of capacitor, PU point voltage is further lifted, and CLK signal can completely arrive at Output n, exports grid signal；
When the Reset signal Output (n+1) of next line is effective, T8 is opened PU point voltage pull-down, and T6 is closed, PD point signal liter
Height, T7 and T1 are opened, and Output n is pulled down to first voltage signal, i.e. low level VGL；So far the driving film crystal of the row
The switch of pipe is remained turned-off until being output to for next frame is charged again, repeats to realize driving process.It should be noted that this
With no restriction to gate driving sub-circuit, those skilled in the art should be configured according to practical application request for invention.
On the basis of above-mentioned gate driving sub-circuit, touching signals feedback unit includes first film transistor T21,
Two thin film transistor (TFT) T22, third thin film transistor (TFT) T23 and the 4th thin film transistor (TFT) T24, wherein the first film transistor
The grid of T21 connects the scan line of the drive element of the grid output grid signal, and the first order connects the touching signals line
Touch, the second level connect the public electrode；The grid of the second thin film transistor (TFT) T22 connects the drive element of the grid
The scan line of grid signal is exported, the first order connects control node A, and the second level connects first voltage signal；The third film
The grid of transistor T23 connects the control node A, and the first order connects the public voltage signal line Com, and the second level connects institute
State public electrode；The grid of 4th thin film transistor (TFT) connects second voltage signal, and the first order connects the second voltage letter
Number, the second level connects the control node A.
Specifically, when the grid signal of drive element of the grid output is effective, as shown in Figure 7a, in gate driving sub-circuit
T1 and T8 is closed；The first film transistor T21 of touching signals feedback unit, the second thin film transistor (TFT) T22 and the 4th film are brilliant
Body pipe T24 conducting, third thin film transistor (TFT) T23 are closed, then touching signals feedback unit output touching signals to public electrode, real
Now detection of this frame to the touching signals of the public electrode.When the grid signal of drive element of the grid output is invalid, such as Fig. 7 b
Shown, T3, T4 and T6 are closed in gate driving sub-circuit；The third thin film transistor (TFT) T23 of touching signals feedback unit and the 4th
Thin film transistor (TFT) T24 conducting, first film transistor T21 and the second thin film transistor (TFT) T22 are closed, then touching signals feedback unit
Outputting common voltage signal realizes power supply when this frame is shown to the public electrode to public electrode.
It is optional real at another in view of the active layer of the thin film transistor (TFT) of array substrate is low temperature polycrystalline silicon (LTPS)
It applies in example, as shown in figure 8, the active layer of the thin film transistor (TFT) of the array substrate where the gate driving circuit is low-temperature polysilicon
Silicon, then the touching signals feedback unit of the drive element of the grid includes the 5th thin film transistor (TFT) T25 and the 6th thin film transistor (TFT)
T26, wherein the grid of the 5th thin film transistor (TFT) T25 connects the scan line of the drive element of the grid output grid signal,
The first order connects the touching signals line Touch, and the second level connects the public electrode；The 6th thin film transistor (TFT) T26's
Grid connects the scan line of the drive element of the grid output grid signal, and the first order connects the public voltage signal line Com,
The second level connects the public electrode.
Specifically, the 5th thin film transistor (TFT) and the 6th thin film transistor (TFT) are N-type TFT or p-type film crystal
Pipe.The gate driving sub-circuit is common 4T1C circuit, exports output (n-1), CLK signal and next according to lastrow
Capable Reset signal Output (n+1) is exported stage by stage or is closed grid signal, to realize driving process.It needs to illustrate
It is that with no restriction to gate driving sub-circuit, those skilled in the art should be configured the present invention according to practical application request.
When the grid signal of drive element of the grid output is effective, as illustrated in fig. 9, the 5th thin film transistor (TFT) T25 conducting,
6th thin film transistor (TFT) T26 is closed, then touching signals feedback unit exports touching signals to public electrode, realizes this frame to the public affairs
The detection of the touching signals of common electrode.When the grid signal of drive element of the grid output is invalid, as shown in figure 9b, the 6th film
Transistor T26 conducting, the 5th thin film transistor (TFT) T25 are closed, then touching signals feedback unit outputting common voltage signal is to public
Electrode, power supply when realizing the display of this frame to the public electrode.
Corresponding with gate driving circuit provided by the above embodiment, one embodiment of the application also provides a kind of utilization
The array substrate of above-mentioned gate driving circuit, since array substrate provided by the embodiments of the present application and above-mentioned several embodiments provide
Gate driving circuit it is corresponding, therefore array substrate provided in this embodiment is also applied in aforementioned embodiments, in this reality
It applies in example and is not described in detail.
One embodiment of the application also provides a kind of array substrate, including viewing area and non-display area, described non-display
Area is equipped with above-mentioned gate driving circuit；The viewing area includes the public electrode of array arrangement, and each public electrode covering is more
A sub-pixel is correspondingly arranged with the drive element of the grid.
In an alternative embodiment, the array substrate includes m row n column sub-pixel, k drive element of the grid, then
Each public electrode covers m*n/k sub-pixel.In a specific example, the array substrate is arranged including 1080 rows 720
Sub-pixel further includes two drive element of the grid groups positioned at array substrate two sides, and wherein drive element of the grid is set according to odd even
It sets, then the array substrate includes 1080 drive element of the grid, then 1080 public electrodes is arranged in the array substrate, each
Public electrode and drive element of the grid are corresponding.Then each public electrode covers 1080*720/1080=720 sub-pixel, i.e.,
The quantity that public electrode covers sub-pixel is set according to the number of the drive element of the grid of the array substrate, needs to illustrate
It is that the size of public electrode should be arranged according to practical application request, cover the line number and column of sub-pixel by those skilled in the art
Number, to meet touch function as design criteria, details are not described herein.
The present embodiment makes full use of drive element of the grid to drive the function of sub-pixel line by line, by touching signals line and common electrical
It presses signal wire to be integrated into drive element of the grid by touching signals feedback unit, is time-multiplexed according to the state of the grid signal
The touching signals line and public voltage signal line, to realize touch function and display function simultaneously.
In view of the touching signals feedback unit of one end connection drive element of the grid of the touching signals line, the other end connects
Public electrode is connect, in an alternative embodiment, the touching signals line is parallel with scan line and same layer is arranged, the touch-control
Signal wire is connected by via hole with corresponding public electrode.Specifically, the gate driving sub-circuit due to drive element of the grid is defeated
Grid signal out is electrically connected with scan line, therefore touching signals line and scan line same layer are arranged, and the touch-control wire size line makes
Metal and the metal phase that scan line uses are same, can simplify processing step and technology difficulty to maximum magnitude, while described
Touching signals line is connected by via hole with corresponding public electrode.
On the basis of array substrate provided by the above embodiment, one embodiment of the application also provides a kind of display dress
It sets, including above-mentioned array substrate.
The present invention is directed to current existing touching signals line and data line time-sharing multiplex increases the cabling of array substrate sector
Density issue formulates a kind of gate driving circuit, array substrate and display device, anti-by the touching signals of drive element of the grid
Feedback unit is separately connected touching signals line and public voltage signal line, and the grid signal timesharing according to drive element of the grid output is multiple
With touching signals line and public voltage signal line, to realize touch function and display function simultaneously, to compensate for the prior art
Middle problem effectively improves the product yield of array substrate on the basis of reducing array substrate sector and walking line density.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is all to belong to this hair
The obvious changes or variations that bright technical solution is extended out are still in the scope of protection of the present invention.
Claims (10)
1. a kind of gate driving circuit, including at least one drive element of the grid group, wherein each drive element of the grid group includes
Multiple cascade drive element of the grid, which is characterized in that each drive element of the grid further includes touching signals feedback unit, described
Touching signals feedback unit is electrically connected touching signals line and public voltage signal line；
The touching signals feedback unit exports the touching of the touching signals line when drive element of the grid output grid signal
Signal is controlled to public electrode corresponding with the touching signals line；
The drive element of the grid does not export the touching signals feedback unit when grid signal and exports the common voltage
The public voltage signal of the signal wire extremely public electrode corresponding with the public voltage signal line.
2. gate driving circuit according to claim 1, which is characterized in that the touching signals line it is parallel with scan line and
Same layer setting, the touching signals line are connected by via hole with corresponding public electrode.
3. gate driving circuit according to claim 1 or 2, which is characterized in that the battle array where the gate driving circuit
The active layer of the thin film transistor (TFT) of column substrate is a-Si or oxide, the touching signals feedback unit packet of the drive element of the grid
First film transistor, the second thin film transistor (TFT), third thin film transistor (TFT) and the 4th thin film transistor (TFT) are included, wherein
The grid of the first film transistor connects the scan line of the drive element of the grid output grid signal, the first cascade
The touching signals line is connect, the second level connects the public electrode；
The grid of second thin film transistor (TFT) connects the scan line of the drive element of the grid output grid signal, the first cascade
Control node is connect, the second level connects first voltage signal；
The grid of the third thin film transistor (TFT) connects the control node, and the first order connects the public voltage signal line, the
Second level connects the public electrode；
The grid connection second voltage signal of 4th thin film transistor (TFT), the first order connection second voltage signal, second
Grade connects the control node.
4. gate driving circuit according to claim 3, which is characterized in that the first film transistor, the second film
Transistor, third thin film transistor (TFT) and the 4th thin film transistor (TFT) are N-type TFT.
5. gate driving circuit according to claim 1 or 2, which is characterized in that the battle array where the gate driving circuit
The active layer of the thin film transistor (TFT) of column substrate is low temperature polycrystalline silicon, and the touching signals feedback unit of the drive element of the grid includes
5th thin film transistor (TFT) and the 6th thin film transistor (TFT), wherein
The grid of 5th thin film transistor (TFT) connects the scan line of the drive element of the grid output grid signal, the first cascade
The touching signals line is connect, the second level connects the public electrode；
The grid of 6th thin film transistor (TFT) connects the scan line of the drive element of the grid output grid signal, the first cascade
The public voltage signal line is connect, the second level connects the public electrode.
6. gate driving circuit according to claim 5, which is characterized in that the 5th thin film transistor (TFT) and the 6th film
Transistor is N-type TFT or P-type TFT.
7. a kind of array substrate, which is characterized in that including viewing area and non-display area, the non-display area is equipped with such as claim
Gate driving circuit described in any one of 1-6；
The viewing area includes the public electrode of array arrangement, and each public electrode covers multiple sub-pixels, is driven with the grid
Moving cell is correspondingly arranged.
8. array substrate according to claim 7, which is characterized in that the array substrate includes m row n column sub-pixel, and k is a
Drive element of the grid, then each public electrode covers m*n/k sub-pixel.
9. array substrate according to claim 8, which is characterized in that the touching signals line is parallel with scan line and same layer
Setting, the touching signals line are connected by via hole with corresponding public electrode.
10. a kind of display device, which is characterized in that including array substrate as claimed in any one of claims 7-9.
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| CN104217763A (en) * | 2014-08-28 | 2014-12-17 | 京东方科技集团股份有限公司 | A shifting register unit and a driving method thereof, a gate driving circuit, and a display device |
| US20160155409A1 (en) * | 2014-12-02 | 2016-06-02 | Lg Display Co., Ltd. | Display panel and method of driving the same |
| CN104505014A (en) * | 2014-12-31 | 2015-04-08 | 厦门天马微电子有限公司 | Drive circuit, array substrate and touch display device as well as drive method thereof |
| CN105372884A (en) * | 2015-12-02 | 2016-03-02 | 武汉华星光电技术有限公司 | LCD panel and electronic device using same |
| CN107992229A (en) * | 2017-12-05 | 2018-05-04 | 上海中航光电子有限公司 | Touch-control display panel and touch control display apparatus |
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