CN105913816B - A kind of display panel and its driving method and display device - Google Patents
A kind of display panel and its driving method and display device Download PDFInfo
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- CN105913816B CN105913816B CN201610347733.1A CN201610347733A CN105913816B CN 105913816 B CN105913816 B CN 105913816B CN 201610347733 A CN201610347733 A CN 201610347733A CN 105913816 B CN105913816 B CN 105913816B
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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
- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
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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
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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
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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
- G02F1/134318—Electrodes characterised by their geometrical arrangement having a patterned common electrode
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- Crystallography & Structural Chemistry (AREA)
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
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- Geometry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the invention discloses a kind of display panel and its driving methods, and display device, the display stage of any one frame image of the display panel includes at least two display scan phases and at least two display blank stages, the driving method includes: in display scan phase, scanning signal is sequentially input to the grid line of display panel, and public voltage signal is inputted to public electrode, wherein, row where the scanning starting gate line of at least one display scan phase of one frame image is not capable be overlapped where with the scanning starting gate line of each display scan phase of previous frame image；In display blank stage, other signals are inputted at least one public electrode of display panel.The line number for the pixel unit of band occurred by public electrode current potential de-stabilising effect in adjacent two field pictures in the embodiment of the present invention is slightly different, therefore the band phenomenon for weakening display panel using persistence of vision, improves the display effect and display performance of display panel.
Description
Technical field
The present embodiments relate to display panel technology more particularly to a kind of display panels and its driving method, Yi Jixian
Showing device.
Background technique
Invented since 1972 first use the wrist-watch of liquid crystal display, LCD technology obtain rapidly hair
Exhibition.Currently, liquid crystal display is not limited solely to display function, therefore, liquid crystal display panel will increase other functional knots
Structure.However, the increase of functional structure will lead to the variation in the volume of liquid crystal display panel, it is therefore, light, thin in order to obtain,
And some structures in traditional liquid crystal display panel can be multiplexed with the display panel of multiple functions again, such as: in order to
Public electrode can be multiplexed with touch driving (transmitting) electrode by integrated touch function on a display panel.
Specifically, the public electrode 10 of traditional liquid crystal display panel as shown in Figure 1A designs for whole face, and public electrode 10 is only
For showing, public voltage signal is filled with to perform image display to public electrode 10 in the display stage.It touches as shown in Figure 1B
The public electrode 20 of liquid crystal display panel is to disconnect design, public electrode 20 can time-sharing multiplex be to touch driving electrodes, such as divide
29 public electrode TX01~TX29 are segmented into, are filled with public voltage signal to public electrode 20 in the display stage to carry out image and show
Show, be filled with touch scanning signals at least one public electrode 20 in the touch-control stage and feedback letter is received by touch detection electrode
Number, to carry out touch detection.The defect of touch LCD display panel be when 20 time-sharing multiplex of public electrode overall stability compared with
Difference.
It is illustrated in figure 2 the potential diagram of the public electrode of touch LCD display panel.Specifically, public electrode is in touch-control rank
Section is multiplexed with touch-driven electrode, and the touch-control stage is filled with touch scanning signals, and the display stage is filled with public voltage signal.Fig. 2 institute
It is shown as in the touch-control stage (TX) and shows the intersection of stage (Display), the current potential of public electrode can be by touch scanning signals
Jump in potential be public voltage signal current potential, however during jump public electrode current potential be easy by data line
Coupled interference influences, and occurs jumping current potential abnormal that public voltage signal immediately becomes, the display stage is thus caused to be opened
The charging potential of the first row pixel electrode of beginning is abnormal.Therefore existing display panel band can occur in fixed position, influence to show
Show effect.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and its driving method and display device, to solve existing display
The problem of panel picture shows band.
In a first aspect, the embodiment of the invention provides a kind of driving method of display panel, the display panel it is any
The display stage of one frame image includes at least two display scan phases and at least two display blank stages, the driving method packet
It includes:
In the display scan phase, the grid line of Xiang Suoshu display panel sequentially inputs scanning signal, and to public
Electrode inputs public voltage signal, wherein
Row and former frame figure where the scanning starting gate line of at least one of one frame image display scan phase
As each of the display scan phase scanning starting gate line where capable be not overlapped；
In the display blank stage, at least one of Xiang Suoshu display panel public electrode inputs other signals.
Second aspect, the embodiment of the invention also provides a kind of display panel, which includes:
First substrate；
A plurality of grid line on the substrate, and the multiple data lines intersected with the grid line；
Public electrode on the substrate, the public electrode is including at least two parts and is multiplexed with touch control electrode；
Driving chip, which carries out display driving using driving method as described in relation to the first aspect and touch-control drives
It is dynamic.
The third aspect, the embodiment of the invention also provides a kind of display device, which includes such as second aspect institute
The display panel stated.
The display stage of any one frame image of display panel includes that at least two displays scan rank in the embodiment of the present invention
Section and at least two display blank stages.The scanning of at least one display scan phase of a frame image rises in the embodiment of the present invention
Row where beginning grid line is not capable be overlapped where with the scanning starting gate line of each display scan phase of previous frame image,
Scanning signal then is sequentially input to the grid line of display panel in display scan phase and inputs common voltage to public electrode
When signal, public electrode, which is transitioned into display the unstable of scan phase current potential by display blank stage current potential, to be caused to occur in image
Band phenomenon, but the line number for occurring the pixel unit of band phenomenon in adjacent two field pictures is slightly different.The embodiment of the present invention mentions
There is the pixel unit of band by public electrode current potential de-stabilising effect in adjacent two field pictures in the technical solution of confession
Line number is slightly different, therefore weakens the band phenomenon of display panel using persistence of vision, improves the display effect of display panel
And display performance.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do one simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Figure 1A is the schematic diagram for the traditional liquid crystal display panel that the prior art provides；
Figure 1B is the schematic diagram for the touch LCD display panel that the prior art provides；
Fig. 2 is the potential diagram of the public electrode for the touch LCD display panel that the prior art provides；
Fig. 3 A is the flow chart of the driving method of display panel provided in an embodiment of the present invention；
Fig. 3 B is the time diagram of the adjacent two field pictures of display panel provided in an embodiment of the present invention；
Fig. 4 A is the partial structural diagram of display panel provided in an embodiment of the present invention；
Fig. 4 B is cross-sectional view of Fig. 4 A along A-A'；
Fig. 5 is a kind of partial structural diagram for display panel that other embodiments of the invention provide；
Fig. 6 is the partial structural diagram for another display panel that other embodiments of the invention provide；
Fig. 7 is a kind of time diagram of display panel provided in an embodiment of the present invention；
Fig. 8 is another time diagram of display panel provided in an embodiment of the present invention；
Fig. 9 A is the schematic diagram for the display panel that another embodiment of the present invention provides；
Fig. 9 B is cross-sectional view of Fig. 9 A along B-B'；
Figure 10 is the schematic diagram of display device provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, hereinafter with reference to attached in the embodiment of the present invention
Figure, clearly and completely describes technical solution of the present invention by embodiment, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
For problem of the prior art, the embodiment of the present invention provides a kind of driving method of display panel, the driving method
Suitable for being particularly suitable for being integrated with touching by showing that scan phase completes the display panel of the display of a frame image at least twice
The display panel of function is controlled, certain driving method applies also for the display panel for not integrating touch function, in the present invention not
Concrete restriction is carried out to display panel.
In the present embodiment the display stage of any one frame image of display panel include at least two display scan phases and
At least two display blank stages, and show scan phase and display blank stage alternately, i.e., any one frame image point
Scanning is completed at least twice.Specifically, whole row grid lines of display panel are divided at least two for any one frame image
Point, the progressive scan process of the grid line of a part is exactly that single pass is a display scan phase, and single pass is complete
It is a display blank stage at the non-scanning phase without scanning between starting to scanning next time, a frame image is most
Once scan through into afterwards to next frame image first time scanning start between the non-scanning phase without scanning be this one
The display blank stage of frame image.One frame image point at least twice complete by scanning, and the display stage of the corresponding frame image includes
At least two display scan phases and at least two display blank stages.In the present invention not to the scanning of any one frame image time
Number carries out concrete restriction.
The display stage based on any one frame image includes at least two display scan phases and at least two display blank
The display panel in stage, the embodiment of the present invention provide the driving method of the display panel, which can be by driving chip
It executes, which can be realized by the way of software and/or hardware, and is configured and executed in display panel.
As shown in Figure 3A, Fig. 3 A is the flow chart of the driving method of display panel provided in an embodiment of the present invention, this implementation
The driving method of display panel that example provides includes:
Step 110: in display scan phase, sequentially inputting scanning signal to the grid line of display panel, and to public
Electrode inputs public voltage signal, wherein where the scanning starting gate line of at least one display scan phase of a frame image
Row and each display scan phase of previous frame image scanning starting gate line where it is capable not be overlapped.
Specifically, as shown in Figure 3B, Fig. 3 B be the adjacent two field pictures of display panel provided in an embodiment of the present invention when
Sequence schematic diagram.The display stage of any one frame image includes at least two display scan phases in the present embodiment, herein with every frame
For image is including three display scan phases.For any one frame image, in any one display scanning rank of the frame image
Section, driving chip control to the grid line of display panel and sequentially input scanning information, wherein the grid line of input scanning signal is
The grid line of the corresponding part of the display scan phase.In display scan phase, when the grid line input of display panel is swept
When retouching signal, the grid line traffic control electrical connection at least one pixel unit transistor open, accordingly with the source of transistor/
The data line being electrically connected that drains will show that signal is filled in the pixel electrode of corresponding pixel unit by open transistor.
In addition, in display scan phase, driving chip also controls to public electrode and inputs public voltage signal.In the present invention
In other optional embodiments, in display scan phase, driving chip control is only corresponding to the grid line of input scanning signal
Public electrode inputs public voltage signal, does not limit the mode to public electrode input public voltage signal in the present invention.
In the pixel unit that the display signal of data line is filled with and when public voltage signal is filled in public electrode, have
Coupling can be generated between overlapping public electrode and data line, causes the current potential of public electrode by the interference effect of data line, i.e.,
The current potential of public electrode generates fluctuation.For any one display scan phase scanning starting gate line where row, due to
Corresponding public electrode current potential needs the current potential from display blank stage to become the current potential of public voltage signal, therefore data line
Interference is so that the current potential of public electrode needs just become public voltage signal through transition after a period of time, therefore causes to scan
Simultaneously there is band in the charging potential exception of the corresponding pixel unit of row where starting gate line.
To sum up, any one in display panel shows the corresponding one-row pixels unit of scanning starting gate line of scan phase
It will appear band.When band occurs extremely in the charging potential of one-row pixels unit, the band will not in the display of a frame image
By people naked eyes see, if however continuously there is charging potential abnormal phenomenon in the display of multiple image in the row pixel unit,
Then the band of the row pixel unit occurs under the harsh picture of display panel by the band of people's finding of naked eye, i.e. persistence of vision increases
Strong band phenomenon, influences display effect.
Row in the present embodiment where the scanning starting gate line of at least one display scan phase of a frame image is with before
Capable where the scanning starting gate line of each display scan phase of one frame image is not overlapped, then at least a line of a frame image
Charge abnormal pixel unit and each charging abnormal pixel unit of previous frame image it is not be overlapped, i.e. at least a line in a frame image
Abnormal pixel unit does not stay in the fixation position of display panel.Therefore there is band phenomenon in the different frame image of display panel
The line number of pixel unit be slightly different, so as to weaken the band phenomenon of display panel using persistence of vision, improve display
The display performance and display effect of panel.
Display panel can by adjusting the number of the display scan phase of adjacent two field pictures, and/or, adjacent two frame of adjusting
The line number of the grid line of each display scan phase scanning of image, and/or, adjust the display scan phase of adjacent two field pictures
The modes such as time duration reach one frame image of control at least one display scan phase scanning starting gate line institute
Row and previous frame image each display scan phase scanning starting gate line where the nonoverlapping purpose of row.
In the identical situation of number of the display scan phase of adjacent two field pictures.Specifically, display panel can selected control
Make the grid line line number display scanning rank corresponding with previous frame image of at least two display scan phase scannings of a frame image
The grid line line number of section scanning is different, alternatively, at least two display scan phases of display panel one frame image of optional control
Time duration is different from the corresponding display time duration of scan phase of previous frame image.Such as i-th frame sweep every time
Retouching line number is 20,20,20,20,20, and each number of scanning lines of i+1 frame is 20,20,20,25,15；Alternatively, the i-th frame scans every time
Line number is 16,20,20,24,20, and each number of scanning lines of i+1 frame is 25,18,22,24,11；It is held alternatively, the i-th frame scans every time
Continuous time span is 2mS, 2mS, 2mS, 2mS, 2mS, each duration scanning length of i+1 frame is 1mS, 3mS, 2mS, 2mS,
2mS；Alternatively, each duration scanning length of the i-th frame is 1mS, 2mS, 3mS, 4mS, 5mS, when i+1 frame scans lasting every time
Between length be 3mS, 3mS, 2mS, 5mS, 2mS.Thus the scanning starting gate of at least one display scan phase of a frame image
Row where line is not capable be overlapped where with the scanning starting gate line of each display scan phase of previous frame image.
In the different situation of number of the display scan phase of adjacent two field pictures, it is clear that, display panel
A frame image at least two display scan phases scannings grid line line number and/or time duration and previous frame image
It is different.Such as i-th each number of scanning lines of frame be 20,20,20,20,20, each number of scanning lines of i+1 frame be 25,25,25,25；
Alternatively, each number of scanning lines of the i-th frame is 16,20,20,24,20, each number of scanning lines of i+1 frame is 35,25,18,22；Alternatively,
The each duration scanning length of i-th frame is 2mS, 2mS, 2mS, 2mS, 2mS, and each duration scanning length of i+1 frame is
1mS,2mS,3mS,4mS；Alternatively, each duration scanning length of the i-th frame is 1mS, 2mS, 3mS, 4mS, 5mS, i+1 frame is every
Secondary duration scanning length is 5mS, 5mS, 5mS.Thus the scanning starting of at least one display scan phase of a frame image
Row where grid line is not capable be overlapped where with the scanning starting gate line of each display scan phase of previous frame image.
It will be understood by those skilled in the art that display panel controls sweeping at least one display scan phase of a frame image
Retouch where the scanning starting gate line of each display scan phase of the row and previous frame image where starting gate line it is capable not
The mode of overlapping includes but is not limited to above example, and the row no longer where other scanning starting gate lines of example is nonoverlapping herein
Control mode.
Step 120: in display blank stage, inputting other signals at least one public electrode of display panel.
The display stage of any one frame image of the display panel of known the present embodiment includes that at least two displays scan rank
Section and at least two display blank stages, display scan phase driving chip control to public electrode input public voltage signal with
Make display panel show image, and show blank stage driving chip control at least one public electrode input other signals with
Display panel is set to execute other operations.Such as can be selected in display blank stage driving chip control it is defeated at least one public electrode
Enter touching signals, then display panel executes touch control operation in display blank stage, does not drive in the present invention to display blank stage
Other signals that dynamic chip controls are inputted at least one public electrode carry out concrete restriction.
It should be noted that in display blank stage, public voltage signal is not filled with public electrode, the i.e. electricity of public electrode
Position is not the current potential of public voltage signal, and when display panel enters display scan phase by display blank stage, it is public
Voltage signal is filled with the current potential that public electrode makes the current potential of public electrode become public voltage signal.
Illustratively, as shown in Figure 3B, Fig. 3 B is the adjacent two field pictures of display panel provided in an embodiment of the present invention
Time diagram.Wherein, in all time diagrams of the application, Display indicates display scan phase, and Touch indicates aobvious
Show blank stage or touch-control stage.Based on the above technical solution, other signals are that touch-control drives in optional the present embodiment
Dynamic signal, the i.e. public electrode of display panel are multiplexed with touch control electrode.In the display blank of any one frame image of display panel
Stage, driving chip control the touch-control driving for inputting touch drive signal at least one public electrode to realize display panel；
In the display scan phase of any one frame image of display panel, driving chip controls to public electrode and inputs public voltage signal
To realize that the image of display panel is shown.
The driving method of display panel provided in this embodiment, here it is shown that the display stage of any one frame image of panel
Including at least two display scan phases and at least two display blank stages.At least one of a frame image is aobvious in the present embodiment
Show scan phase scanning starting gate line where row and previous frame image each display scan phase scanning starting grid
Capable where polar curve is not overlapped, then in display scan phase to the grid line of display panel sequentially inputs scanning signal and to public affairs
When common electrode inputs public voltage signal, public electrode is transitioned into display scan phase current potential not by display blank stage current potential
Stabilization leads to occur band phenomenon in image, but the line number for occurring the pixel unit of band phenomenon in adjacent two field pictures is different.
There is band by public electrode current potential de-stabilising effect in adjacent two field pictures in technical solution provided in this embodiment
The line number of pixel unit is slightly different, therefore weakens the band phenomenon of display panel using persistence of vision, improves display panel
Display effect and display performance.
Illustratively, in an optional driving method of display panel provided in this embodiment, at least the one of a frame image
Each scanning starting gate line that the corresponding public electrode of a scanning starting gate line is different from previous frame image is corresponding public
Electrode.For the driving method of clearer description the present embodiment, the display panel partial structurtes in conjunction with shown in Fig. 4 A and Fig. 4 B,
The driving method of the display panel of the present embodiment is described further, wherein Fig. 4 A is provided in an embodiment of the present invention aobvious
Show the partial structural diagram of panel, Fig. 4 B is cross-sectional view of Fig. 4 A along A-A', it will be understood by those skilled in the art that display surface
Plate also has other structures, is not described in detail and illustrates herein.
Wherein, display panel includes common electrode layer 210 and gate electrode layer 220, and common electrode layer 210 includes a plurality of public
Electrode 211, gate electrode layer 220 include a plurality of grid line 221, the extending direction of public electrode 211 and the extension side of grid line 221
To identical, gate electrode layer 220 is located on substrate 230, and 210 insulation set of common electrode layer is on gate electrode layer 220.
In the present embodiment on the direction perpendicular to display panel, a public electrode 211 covers at least one grid line
221, then a public electrode 211 and each grid line 221 of its covering are corresponding relationship.Any one of one frame image
Show that scan phase for scanning at least one grid line 221, sweeps at least one display scan phase of a frame image
Starting gate line 221 is retouched, the corresponding public electrode 211 of scanning starting gate line 221 and each display of previous frame image are swept
The corresponding public electrode 211 of scanning starting gate line 221 for retouching the stage is different.Thus at least one in adjacent two field pictures scans
The corresponding public electrode 211 of starting gate line 221 is different, so that by 211 current potential de-stabilising effect of public electrode and there is band
The line number of pixel unit change.Public electrode 211 corresponds at least one grid line 221, then in adjacent two field pictures extremely
A few abnormal row pixel unit is not parked in fixed position, to be reduced on display panel using persistence of vision, at least a line is different
The band phenomenon of normal pixel unit.
Also optional public electrode as shown in Figure 5 211 is bulk in other embodiments of the present invention, and/or, as shown in Figure 6
The extending direction of public electrode 211 and the extending direction of data line it is identical (i.e. public electrode 211 and grid line 221 is arranged in a crossed manner,
It is not shown here data line), concrete restriction is not carried out to the shape of public electrode and extending direction in the present invention.Wherein, Fig. 5
It is a kind of partial structural diagram for display panel that other embodiments of the invention provide, Fig. 6 is that other embodiments of the invention mention
The partial structural diagram of another display panel supplied.It should be noted that Fig. 5 and Fig. 6, compared with Fig. 4 A, difference is only
It is the shape of public electrode 211, other parts are consistent, and therefore, this embodiment is not repeated.
It will be understood by those skilled in the art that no matter public electrode shape and extending direction how to change, a grid
The corresponding public electrode of line is each meant, being capable of partially or fully covering the grid line on the direction perpendicular to display panel
At least one public electrode of lid.
Illustratively, in another driving method of optional display panel provided in this embodiment, a frame image it is any
Row where one scanning starting gate line and the row where each scanning starting gate line of previous frame image be not be overlapped.
Row in the present embodiment where the scanning starting gate line of any one display scan phase of a frame image is with before
Row where the scanning starting gate line of each display scan phase of one frame image is not overlapped, corresponding to illustrate a frame image
Any one abnormal row pixel unit for being influenced by the unstable current potential of public electrode of display scan phase and the previous system of battle formations as
Any one abnormal row pixel unit is not overlapped.Thus occurs the row of the pixel unit of band in adjacent two field pictures completely not
Together, which is distributed to the line number for occurring the pixel unit of band in adjacent two field pictures and does not go together, has reached utilization
The persistence of vision of human eye weakens the band phenomenon of the abnormal row pixel unit of each display scan phase, with above-mentioned display panel
Any one driving method is compared, and has better visual effect.
Illustratively, in another driving method of optional display panel provided in this embodiment, a frame image includes
Show that the quantity of scan phase is identical as the quantity of display scan phase that previous frame image includes, except the first display scan phase
Outside, the corresponding public electrode of scanning starting gate line of any one display scan phase of a frame image is different from former frame pair
The corresponding public electrode of scanning starting gate line for the display scan phase answered.Wherein, showing the corresponding relationship of scan phase is
The order for referring to the display scan phase of a frame image is identical as the order of display scan phase of previous frame image.For example, a frame
3rd display scan phase of image and the 3rd display scan phase of former frame are corresponding.
In this embodiment, public electrode includes multiple strip public electrodes, and the extending direction of strip public electrode with
The extending direction of grid line is identical, and relevant structure can refer to Fig. 4 A and Fig. 4 B.For the structure shown in Fig. 4 A and Fig. 4 B,
Display panel includes the public electrode 211 of 5 strip and blocks, and a frame image includes 5 display scan phases, and previous frame image also includes
5 display scan phases, in addition to the 1st display scan phase, in one frame of image, the scanning of the 2nd display scan phase is risen
Beginning grid line corresponds to the 1st strip public electrode 211, and corresponding 2nd strip of the scanning starting gate line of the 3rd display scan phase is public
Common electrode 211, the corresponding 3rd strip public electrode 211 of the scanning starting gate line of the 4th display scan phase, the 5th display are swept
Retouch the corresponding 4th strip public electrode 211 of scanning starting gate line in stage；In previous frame image, the 2nd display scan phase
The corresponding 2nd strip public electrode 211 of scanning starting gate line, the scanning starting gate line of the 3rd display scan phase is corresponding
3rd strip public electrode 211, the corresponding 4th strip public electrode 211 of the scanning starting gate line of the 4th display scan phase, the
The corresponding 5th strip public electrode 211 of the scanning starting gate line of 5 display scan phases.Thus current potential in adjacent two field pictures
Unstable public electrode is entirely different in addition to the first display scan phase, therefore by public electrode current potential de-stabilising effect and goes out
The line number of the pixel unit of existing band changes.The corresponding public affairs of starting gate line are scanned in the present embodiment in adjacent two field pictures
Common electrode is entirely different in addition to the first display scan phase, compared with any one driving method of above-mentioned display panel, the drive
Dynamic method has reached the band phenomenon for weakening the abnormal row pixel unit of each display scan phase using the persistence of vision of human eye,
Visual effect is more preferable.The present embodiment is merely illustrative, and the quantity of the strip public electrode of common display panel is generally larger than
10, but the embodiment stands good.Illustratively, on the basis of the above embodiments, optional provided in this embodiment aobvious
Show in the driving method of panel, touch drive signal is square wave voltage signal, and public voltage signal is fixed voltage signal.
Touch drive signal can be square wave voltage signal in above-mentioned any one embodiment, and public voltage signal can be solid
Determining voltage signal, therefore when showing that blank stage is transitioned into display scan phase, it is multiplexed with the common electrical of touch-driven electrode
The current potential of pole needs to be changed into public voltage signal by touch drive signal, is not multiplexed with the public electrode of touch-driven electrode
Current potential needs to be changed into public voltage signal.Then show scan phase, the scanning starting gate line for inputting scanning signal is corresponding
In the current potential transition process of public electrode, since the coupling with data line causes the potential fluctuation of the public electrode larger,
And then cause the charging potential of corresponding pixel electrode abnormal, to band phenomenon occur.In display scan phase, other are not defeated
When entering the corresponding public electrode of grid line of scanning signal and being filled with public voltage signal, data line is filled with aobvious without normal direction pixel electrode
Show that signal, pixel electrode are uncharged.
When showing that public electrode is multiplexed with touch-driven electrode by blank stage, current potential is needed in touch-driven electrode
Variation (i.e. charge and discharge) Cai Nengyou electric current is formed, and thus driving chip can just obtain the data of touch-driven electrode to carry out touch-control
The calculating of capacitance variations, therefore preferably driving chip drives in the touch-control that display blank stage is inputted at least one public electrode
Signal is square wave voltage signal.Driving chip, which carries out multiple charge and discharge to touch-driven electrode, can be improved the data volume of acquisition,
The frequency of preferred touch drive signal is 120 in the present embodiment, i.e., passes through 120 square waves in 1 second, those skilled in the art can
To understand, designer can be according to the frequency of the characteristic sets itself touch drive signal of display panel.
It should be noted that in display blank stage, if the signal for being transferred to public electrode is that fixed voltage signal is i.e. public
Common electrode is not multiplexed with touch-driven electrode, from display blank stage to display scan phase transition when, the current potential of public electrode
It is public voltage signal from the jump of fixed voltage signal.Though during jump under the coupling of data line public electrode current potential
Fluctuation so can be generated but fluctuating range is relatively small, and then the influence to the charging potential of pixel unit is smaller, thus display surface
The band phenomenon of plate is relatively weak under persistence of vision.But the structure of liquid crystal display panel that public electrode is not multiplexed it is thicker,
Higher cost and the process is more complicated, while touch-control sensitivity is poor, does not meet the development trend of liquid crystal display panel.
Preferred public electrode is multiplexed with touch-driven electrode herein.Touch drive signal is square-wave voltage letter in the present embodiment
Number, from display blank stage to when display scan phase transition, it is public that the current potential of public electrode is jumped from square wave voltage signal
During voltage signal, the potential fluctuation amplitude of public electrode is relatively large under the coupling of data line.But it is of the invention
Technical solution in, a frame image at least one display scan phase scanning starting gate line where row and former frame figure
As each display scan phase scanning starting gate line where it is capable be not overlapped, the existing display panel of effective solution
Band problem, using persistence of vision weaken band phenomenon, effectively increase the display effect of display panel.
Illustratively, in the driving method of optional display panel provided in this embodiment, at least adjacent two field pictures are shown
Show that the stage includes the display scan phase of same number.
The display stage of at least adjacent two field pictures includes the display scan phase of same number in the present embodiment, then shows
The number of scan phase is identical, but the timing of the display scan phase of at least one same order of the adjacent two field pictures is not
Together, the row and former frame figure where the scanning starting gate line of at least one display scan phase of a frame image thus can be realized
As each display scan phase scanning starting gate line where capable be not overlapped.The sweep time of known every row grid line is long
It spends identical, therefore display scan phase can be characterized herein with the difference for showing total line number of the grid line of scan phase scanning
Timing it is different.
For example, as shown in the table, display panel includes 1920 grid lines, the display stage point of at least adjacent two field pictures
For 64 display scan phases.Then the display timing of first frame image can be with are as follows: odd-times shows scan phase, driving chip according to
It is secondary to input scanning signal to 25 row grid lines；Even-times shows scan phase, and driving chip is successively swept to the input of 35 row grid lines
Retouch signal；And so on, first frame image is completed by 64 display scan phase scanning.The second frame after first frame image
The display timing of image can be with are as follows: odd-times shows scan phase, and driving chip successively inputs scanning signal to 20 row grid lines；
Even-times shows scan phase, and driving chip successively inputs scanning signal to 40 row grid lines；And so on, the second frame image is same
Sample is completed by 64 display scan phase scanning.Also at least one public electrode of optional display blank stage in the present embodiment
It is multiplexed with touch-driven electrode, the driving method of touch-driven electrode no longer describes herein.
The display timing of first frame image:
| Time | 1 | TX1 | 2 | TX2 | … | 61 | TX29 | 62 | TX30 | 63 | TX31 | 64 | TX32 |
| Function | Display | Touch | Display | Touch | Display | Touch | Display | Touch | Display | Touch | Display | Touch | |
| Line number | 25 | 35 | 25 | 35 | 25 | 35 |
The display timing of second frame image:
| Time | 1 | TX1 | 2 | TX2 | … | 61 | TX29 | 62 | TX30 | 63 | TX31 | 64 | TX32 |
| Function | Display | Touch | Display | Touch | Display | Touch | Display | Touch | Display | Touch | Display | Touch | |
| Line number | 20 | 40 | 20 | 40 | 20 | 40 |
By adjusting the display timing of adjacent two field pictures in the present embodiment, so that each frame image shows scan phase
The number of scanning lines is slightly different, then abnormal row pixel unit will not rest on fixed position, has been reached and has been subtracted using human eye vision residual
The effect of weak band phenomenon.It will be understood by those skilled in the art that the display timing of adjacent two field pictures shown in upper table is only
A kind of specific example provided by the invention, the scanning times of display panel and each number of scanning lines are without specific in the present invention
Limitation.
Illustratively, in the driving method of optional display panel provided in this embodiment, the display rank of any two field pictures
Section includes the display scan phase of same number.
The number of the display scan phase of any one frame image of display panel is identical in the present embodiment, adjacent two field pictures
At least one same order display scan phase timing it is different, thus can realize that at least one display of a frame image is swept
Retouch the stage scanning starting gate line where row and previous frame image each display scan phase scanning starting gate line
The capable of place is not overlapped.The timing of the display scan phase of at least one same order of adjacent two field pictures is different, so that right
It is capable not identical where the scanning starting gate line answered, it is thus remained using human eye vision and weakens band phenomenon.Herein with aobvious
Show that the difference of total line number of the grid line of scan phase scanning is different come the timing for characterizing display scan phase.
Such as by taking the display panel with 1920 row grid lines as an example, display panel is divided into 64 displays scanning rank
Section, for the display scan phase of same order, the line number that this time display scan phase of optional adjacent two field pictures is shown is not
Together, i.e., the line number that the same order of adjacent two field pictures shows that scan phase is shown is set as different value, thus can produce band
Raw pixel unit line number is distributed to several rows, weakens band phenomenon using the persistence of vision of human eye.
Can also example at least three frame adjacent images same order show scan phase display line number be set as different value,
Specifically shared L row pixel, display are divided into m times, then,
The display timing of first frame image:
| Time | 1 | TX1 | 2 | TX2 | 3 | TX3 | … | m | TXm |
| Function | Display | Touch | Display | Touch | Display | Touch | Display | Touch | |
| Line number | N1 | N2 | N3 | Nm |
The display timing of second frame image:
The display timing of third frame image:
| Time | 1 | TX1 | 2 | TX2 | 3 | TX3 | … | m | TXm |
| Function | Display | Touch | Display | Touch | Display | Touch | Display | Touch | |
| Line number | J1 | J2 | J3 | Jm |
Wherein, N1 ≠ K1 ≠ J1；N2≠K2≠J2；…….Band formed above is respectively N1+1, N2+1 ... ...
Row pixel, if these row pixels are evenly dispersed enough, band effect can accordingly weaken.
It will be understood by those skilled in the art that the display timing of adjacent three frames image shown in above-mentioned is only that the present invention provides
A kind of specific example, the scanning times of display panel and each number of scanning lines are without concrete restriction in the present invention.
Illustratively, in the driving method of optional display panel provided in this embodiment, at least two of a frame image are aobvious
Show that the time duration of scan phase is different from the time duration of the corresponding display scan phase of previous frame image.It is known
Each display of row and previous frame image where the scanning starting gate line of at least one display scan phase of one frame image
Capable where the scanning starting gate line of scan phase is not overlapped, then in a frame image at least two display scan phases scanning
Line number is different from the number of scanning lines of the corresponding display scan phase of previous frame image, at least two displays of corresponding frame image
The time duration of scan phase is different from the time duration of the corresponding display scan phase of previous frame image.
For example, as shown in fig. 7, the display stage of any two field pictures includes the display scan phase of same number (with three
For a display scan phase), then the scanning of the display scan phase of at least two same orders of arbitrary neighborhood two field pictures
Line number is different, the time duration of the display scan phase of at least two same orders of corresponding arbitrary neighborhood two field pictures
It is different.
For example, as shown in figure 8, the display stage of at least adjacent two field pictures includes the display scan phase of same number
(with the 1st frame image and the 2nd frame image include three display scan phases and the 3rd frame image includes four display scan phases
For), then the number of scanning lines of the display scan phase of at least one same order of the adjacent two field pictures is different, accordingly should
The time duration of the display scan phase of at least two same orders of adjacent two field pictures is different.
It will be understood by those skilled in the art that the display timing of different frame image in display panel, display in the present embodiment
The time duration of line number and display scan phase is only a kind of specific example provided by the invention, in the present invention not to aobvious
The display timing, display line number and the time duration for showing scan phase etc. for showing panel show that scanning mode is specifically limited
System.
It will be understood by those skilled in the art that on the basis of above-mentioned any technical solution, optional display panel is with frame
Unit divides the display timing of display panel and the number of scanning lines of display scan phase, also optional multiple image form one group every time
Image is divided the display timing of display panel as unit of one group of image and shows the number of scanning lines of scan phase every time.Such as
One frame image can be divided into 64 display scan phases, and also optional one group of picture for forming two continuous frames image is divided into 64
Thus the line number that band generates can also be distributed in several rows, be remained using human eye vision and weaken cross by secondary display scan phase
Line phenomenon.In the present invention, by adjusting the line number of display pixel in each display timing, and display scan phase, make each
The affected abnormal pixel line number of frame image changes and weakens band phenomenon, does not show in the present invention to display panel
Show that timing, number of scanning lines etc. show that scanning mode carries out concrete restriction.
Based on the above-mentioned technical proposal, the embodiment of the present invention also provides a kind of display panel.As illustrated in figures 9a and 9b, wherein
Fig. 9 A is the schematic diagram for the display panel that another embodiment of the present invention provides, and Fig. 9 B is cross-sectional view of Fig. 9 A along B-B', is such as schemed
The shown display panel includes: first substrate 310；A plurality of grid line 311 on first substrate 310, and and grid line
311 multiple data lines 312 intersected；Public electrode 313 on first substrate 310, public electrode 313 include at least two
Divide and is multiplexed with touch control electrode；Driving chip 320, the driving chip 320 is using the driving side as described in above-mentioned any embodiment
Method carries out display driving and touch-control driving.
Optional first substrate 310 is array substrate in the present embodiment.Public electrode 313 and 311 insulation set of grid line,
Public electrode 313 also with 312 insulation set of data line.Grid line 311 and data line 312 insulate it is arranged in a crossed manner, for limiting
Multiple pixel units.
Driving chip 320 is arranged on first substrate 310, is electrically connected with public electrode 313, in display scan phase
Public voltage signal is inputted to public electrode 313, and inputs other at least one public electrode 313 in display blank stage
Signal；Driving chip 320 is also electrically connected with grid line 311, and for inputting scanning signal to grid line 311, driving chip 320 is also
It is electrically connected with data line 312, for inputting display signal to data line 312.
Driving chip 320 controls the display timing of each frame image, and driving chip 320 uses any one of the above driving side
Method carries out display driving and touch-control driving, for example, controlling the number of the display scan phase of each frame image, controls each frame figure
The time duration of each display scan phase of picture controls the number of scanning lines of each display scan phase of each frame image
Deng.Under the control of driving chip 320, the display stage of any one frame image of display panel includes at least two display scannings
Stage and at least two display blank stages.
For any one frame image, in display scan phase, driving chip 320 controls the grid line 311 to display panel
Scanning signal is sequentially input, and inputs public voltage signal to public electrode 313, wherein at least one of the frame image is aobvious
Show that the row at 311 place of scanning starting gate line of scan phase and the scanning of each display scan phase of previous frame image originate
311 the capable of place of grid line is not overlapped；In display blank stage, driving chip 320 controls public at least one of display panel
Common electrode 313 inputs other signals.Preferably other signals are touch drive signal herein, i.e. at least one public electrode 313 exists
Display blank stage is multiplexed with touch-driven electrode.
Thus driving chip 320 is by controlling the display timing of each frame image and the scan line of each display scan phase
Number, makes the line number of the abnormal pixel unit influenced in each frame image by the unstable current potential of public electrode 313 change, from
And achieve the effect that weaken band phenomenon.The principle that driving chip controls the display panel display image has explained above,
It is no longer specifically described in the present embodiment.
As illustrated in figures 9a and 9b, optional display panel further include: the pixel electrode layer on first substrate 310, packet
Multiple pixel electrode blocks 314 of array arrangement are included, a grid line 311 is electrically connected at least one pixel electrode block 314.
Specifically, grid line 311 and data line 312 insulate it is arranged in a crossed manner, for limiting multiple pixel units, pixel list
It include thin film transistor (TFT) and pixel electrode block 314 in member, the film layer that pixel electrode block 314 forms is pixel electrode layer.Wherein, number
It is electrically connected according to line 312 with the source electrode (not shown) of thin film transistor (TFT), the drain electrode (not shown) and pixel electrode block of thin film transistor (TFT)
314 electrical connections.It will be understood by those skilled in the art that attached drawing shown in Fig. 9 A~Fig. 9 B is the signal of display panel in the present embodiment
Figure, the structure of display panel includes but is not limited to the above structure, is not limited specifically the structure of display panel in the present invention
System.
In display scan phase, driving chip 320 inputs scanning signal to grid line 311, then the control of grid line 311 is electrically connected
Multiple thin film transistor (TFT)s for connecing are opened, and corresponding data line 312 is by the source electrode 315 of thin film transistor (TFT) to pixel electrode block 314
Input display signal.Meanwhile driving chip 320 inputs public voltage signal to public electrode 313, then perpendicular to display panel
Direction on, input display signal pixel electrode 314 and input public voltage signal public electrode 313 between generate electricity
, the deflection direction of middle liquid crystal molecule is controlled the display panel, and then influence the direction of incident ray, to reach display image
Purpose.
For inputting the scanning initial gate line 311 of scanning signal, the current potential of corresponding public electrode 313 needs direct
The meeting pair of data line 312 of the current potential and transmitting display signal therefor of display scan phase is transitioned into from the current potential of display blank stage
The current potential of the public electrode 313 generates interference, leads to the potential fluctuation of the public electrode 313.Therefore sweeping for scanning signal is inputted
The corresponding public electrode 313 of initial gate line 311 is retouched under the interference effect of data line 312, current potential cannot immediately become aobvious
The current potential for showing the public voltage signal of scan phase, the pixel for causing the scanning initial gate line 311 for inputting scanning signal to control
The charging potential of electrode block 314 is abnormal, band occurs.The current potential of public electrode 313 stabilizes to public after of short duration exception
The current potential of voltage signal.
For inputting the Non-scanning mode initial gate line 311 of scanning signal, corresponding public electrode 313 has reached public
The current potential of voltage signal, influence of the data line 312 to public electrode 313 believe that the current potential of public electrode 313 in common voltage
Fuctuation within a narrow range up and down is carried out on the basis of number current potential, it can not be to the corresponding pixel electrode block of grid line 311 of input scanning signal
314 charging potential has an impact, therefore the charging potential of the corresponding pixel electrode block 314 of Non-scanning mode initial gate line 311 is just
Often, band will not be generated.
Optional display panel further include: second be oppositely arranged with first substrate 310 towards the side of public electrode 313
Substrate 330.The second substrate 330 optional in the present embodiment is color membrane substrates.It should be noted that the second substrate 330 towards
Sensing electrode 331, the extending direction of sensing electrode 331 and the row of public electrode 313 are additionally provided on the side of first substrate 310
Column direction is identical.It will be understood by those skilled in the art that sensing electrode can also be arranged in the second substrate away from first substrate
Side on, details are not described herein and diagram.
Optionally, public electrode 313 is bulk in the display panel, on the direction perpendicular to display panel, grid line
311 at least one corresponding public electrode 313.Alternatively, public electrode 313 is for strip and along grid line in the optional display panel
311 or 312 direction of data line extend.
Display panel provided in this embodiment, the display stage of any one frame image of the display panel include at least two
Show scan phase and at least two display blank stages, and at least one display of any one frame image of display panel is swept
Retouch the stage scanning starting gate line where row and previous frame image each display scan phase scanning starting gate line
The capable of place is not overlapped, therefore the line number for occurring the pixel unit of band phenomenon in adjacent two field pictures is slightly different.This implementation
There is the pixel list of band by public electrode current potential de-stabilising effect in adjacent two field pictures in the technical solution that example provides
The line number of member is slightly different, therefore weakens the band phenomenon of display panel using persistence of vision, improves the display of display panel
Effect and display performance.
Based on the above technical solution, the embodiment of the present invention as shown in Figure 10 also provides a kind of display device, this is aobvious
Showing device includes the display panel as described in above-mentioned any embodiment.Display device includes that any one of the above embodiment provides
Display panel 1, for protecting the shell 2 of display panel 1, the signal lamp 3 of certain states for prompting display device, and
Camera 4 for camera function.The display stage of any one frame image of the display panel 1 includes at least two display scannings
Stage and at least two display blank stages, specifically, the driving method of the display panel 1 of the display device includes: to show
Scan phase sequentially inputs scanning signal to the grid line of display panel 1, and inputs public voltage signal to public electrode,
Wherein, each of the row where the scanning starting gate line of at least one display scan phase of a frame image and previous frame image
Show capable not being overlapped where the scanning starting gate line of scan phase；In display blank stage, at least the one of display panel 1
A public electrode inputs other signals.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (15)
1. a kind of driving method of display panel, which is characterized in that the display stage of any one frame image of the display panel
Including at least two display scan phases and at least two display blank stages, the display scan phase and the display blank
Stage, alternately the driving method included:
For any one frame image, whole row grid lines of the display panel are divided at least two parts, in the frame image
Any one of display scan phase, the grid of a part corresponding with the display scan phase for Xiang Suoshu display panel
Polar curve sequentially inputs scanning signal, and inputs public voltage signal to public electrode, wherein
Row and previous frame image where the scanning starting gate line of at least one of one frame image display scan phase
Capable not being overlapped where the scanning starting gate line of each display scan phase；
In the display blank stage, at least one of Xiang Suoshu display panel public electrode inputs other signals.
2. driving method according to claim 1, other described signals are touch drive signals.
3. driving method according to claim 1, which is characterized in that at least one of frame image scanning originates grid
It is corresponding described public that the corresponding public electrode of polar curve is different from each of the previous frame image scanning starting gate line
Electrode.
4. driving method according to claim 1, which is characterized in that any one of scanning of a frame image originates grid
Row where polar curve and the row where each of the previous frame image scanning starting gate line be not be overlapped.
5. driving method according to claim 1, which is characterized in that the display scan phase that a frame image includes
Quantity is identical as the quantity of the display scan phase that previous frame image includes, in addition to the first display scan phase, one
The corresponding public electrode of the scanning starting gate line of any one of display scan phase of frame image is different from
The corresponding public electrode of the scanning starting gate line of the corresponding display scan phase of former frame.
6. driving method according to claim 2, which is characterized in that the touch drive signal is square wave voltage signal,
The public voltage signal is fixed voltage signal.
7. driving method according to claim 1, which is characterized in that the display stage of at least adjacent two field pictures includes phase
With the display scan phase of number.
8. driving method according to claim 1, which is characterized in that the display stage of any two field pictures includes phase homogeneous
Several display scan phases.
9. driving method according to claim 7 or 8, which is characterized in that the display of at least two of a frame image is swept
The time duration for retouching the stage is different from the correspondence time duration for showing scan phase of previous frame image.
10. a kind of display panel characterized by comprising
First substrate；
A plurality of grid line on the first substrate, and the multiple data lines intersected with the grid line；
Public electrode on the first substrate, the public electrode is including at least two parts and is multiplexed with touch control electrode；
Driving chip, the driving chip use as the described in any item driving methods of claim 1-9 carry out display driving and
Touch-control driving.
11. display panel according to claim 10, which is characterized in that further include:
Pixel electrode layer on the first substrate, multiple pixel electrode blocks including array arrangement, the grid
Polar curve is electrically connected with pixel electrode block described at least one.
12. display panel according to claim 10, which is characterized in that further include:
The second substrate being oppositely arranged with the first substrate towards the side of the public electrode.
13. display panel according to claim 10, the public electrode is bulk.
14. display panel according to claim 10, the public electrode is strip, and along the grid line or institute
State the extension of data line direction.
15. a kind of display device, which is characterized in that including such as described in any item display panels of claim 10-14.
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| TWI582669B (en) * | 2016-05-31 | 2017-05-11 | 郭柏良 | Touch display driver and driving method for improving image quality of in-cell touch display panel |
| CN109508107B (en) * | 2017-09-15 | 2022-03-08 | 敦泰电子有限公司 | Embedded touch display device |
| CN107644613B (en) * | 2017-10-16 | 2019-11-19 | 京东方科技集团股份有限公司 | Display driving method, display drive apparatus and display module |
| CN110308810A (en) * | 2018-03-27 | 2019-10-08 | 奕力科技股份有限公司 | Driving method, touch-control display control unit and the touch-control display control method of touch control display device |
| CN109189269B (en) * | 2018-09-12 | 2020-08-04 | 南京中电熊猫平板显示科技有限公司 | Display panel and driving method thereof |
| CN113900534B (en) * | 2020-07-06 | 2024-01-30 | 敦泰电子股份有限公司 | Driving system and method of touch display panel |
| CN114327142B (en) * | 2021-12-29 | 2024-01-19 | 厦门天马微电子有限公司 | Driving method and driving device of touch display device and touch display device |
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| CN103941926A (en) * | 2013-01-18 | 2014-07-23 | 瀚宇彩晶股份有限公司 | Display device with touch function |
| CN103474039A (en) * | 2013-08-20 | 2013-12-25 | 北京京东方光电科技有限公司 | Grid line driving method, grid driving circuit and display device |
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