CN104992690B - Display panel and its driving method, display device - Google Patents
Display panel and its driving method, display device Download PDFInfo
- Publication number
- CN104992690B CN104992690B CN201510484955.3A CN201510484955A CN104992690B CN 104992690 B CN104992690 B CN 104992690B CN 201510484955 A CN201510484955 A CN 201510484955A CN 104992690 B CN104992690 B CN 104992690B
- Authority
- CN
- China
- Prior art keywords
- voltage
- data
- grid
- data voltage
- pixel unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
A kind of display panel of present invention offer and its driving method, display device, belong to display technology field, can solve the problems, such as existing display panel during display since pixel unit electric leakage leads to film flicker.The driving method of the display panel of the present invention, the display panel includes a plurality of grid line and multiple data lines how arranged in a crossed manner, and limits pixel unit in the crossover location of grid line and data line, and the driving method includes：Data voltage write phase：It is passed through gate turn-on voltage to grid line, and is given by data line and data voltage is written by entering the pixel unit that the grid line of gate turn-on voltage is controlled；Data voltage is kept for the stage：It is passed through grid cut-off voltage to grid line, and adjusts the size of the grid cut-off voltage, so that the data voltage in the pixel unit is kept constant.The effect of picture shown by driving method using the present invention is more excellent.
Description
Technical field
The invention belongs to display technology fields, and in particular to a kind of driving method of display panel, display panel and display
Device.
Background technology
Liquid crystal display (LCD；Liquid Crystal Display) because of its small size, low power consumption, no radiation the features such as
As the main product in current flat panel display product.
With the rapid development of LCD technology, the liquid crystal display product of low-power consumption increasingly has been favored by people.
Currently, in order to realize that the low-power consumption of display product shows that usually reducing the frame rate that liquid crystal display product is shown, (i.e. a frame is swept
The frequency retouched).The data electricity that same liquid crystal display is written when frame rate is by 60Hz and 30Hz on each pixel unit
The waveform of pressure is as depicted in figs. 1 and 2, as can be seen that pixel unit can all exist during every frame scan from Fig. 1 and Fig. 2
Leaky, and since the scan period (time used in one frame picture of scanning) that the frame rate of display is 30Hz is frame rate
It it is twice of the scan period of 60Hz, therefore the electrical leakage quantity of pixel unit is about frame rate when frame rate is 30Hz when being 60Hz
Twice of the electrical leakage quantity of pixel, i.e. frame rate are lower, and the electrical leakage quantity of pixel is bigger.
Inventor has found that at least there are the following problems in the prior art：It is inclined that the electric leakage of pixel unit will directly result in liquid crystal
What is turned is insufficient, film flicker is generated in display so as to cause liquid crystal display, and then the picture for influencing display shows matter
Amount.
Invention content
The technical problems to be solved by the invention include, for existing display panel in display there are the above problem,
There is provided it is a kind of it is possible to prevente effectively from pixel unit electric leakage caused by show film flicker problem display panel driving
Method, display panel and display device.
Technical solution is a kind of driving method of display panel, the display surface used by solving present invention problem
Plate includes a plurality of grid line and multiple data lines how arranged in a crossed manner, and limits pixel list in the crossover location of grid line and data line
Member, the driving method include：
Data voltage write phase：It is passed through gate turn-on voltage to grid line, and is opened by data line by entering grid
Open the pixel unit write-in data voltage that the grid line of voltage is controlled；
Data voltage is kept for the stage：It is passed through grid cut-off voltage to grid line, and adjusts the size of the grid cut-off voltage,
So that the data voltage in the pixel unit is kept constant.
Preferably, the change rate and grid for the data voltage being written in the pixel unit described in the data voltage holding stage
The change rate of pole blanking voltage is inversely proportional.Change rate
It may further be preferable that the amplitude of variation △ V of the grid cut-off voltageglWith compensated in the pixel unit
Data voltage △ V meet：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, CgsFor the capacitance of gate-source capacitance, CpixelFor pixel capacitance
Capacitance.
Preferably, when showing each frame picture, by the pole for the data voltage that pixel unit in two adjacent rows is written
Property on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.
Preferably, when showing each frame picture, on line direction and column direction, two adjacent pixel units are written
Data voltage polarity on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the pole of the data voltage of write-in
Property is opposite.
Technical solution is a kind of display panel used by solving present invention problem, including how arranged in a crossed manner a plurality of
Grid line and multiple data lines, and pixel unit is limited in the crossover location of grid line and data line, the display panel further includes：
Data write unit, for be that data voltage is written in the pixel unit by the data line；
Grid voltage output unit, for providing grid opening unit in data write phase for grid line, in data voltage
The holding stage provides grid cut-off voltage for grid line；
Voltage-adjusting unit, the size for adjusting the grid cut-off voltage, so that the data in the pixel unit
Voltages keep constant.
Preferably, the voltage-adjusting unit is specifically used for, and adjusts the size of the grid cut-off voltage, so that in number
It is cut with grid according to the slope of the change rate of the data voltage for the data voltage being written in pixel unit described in the voltage holding stage
Only the change rate of voltage is inversely proportional.
It may further be preferable that the amplitude of variation △ V of the grid cut-off voltageglWith compensated in the pixel unit
Data voltage △ V meet：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, CgsFor the capacitance of gate-source capacitance, CpixelFor pixel capacitance
Capacitance.
Preferably, when showing each frame picture, by the pole for the data voltage that pixel unit in two adjacent rows is written
Property on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.
Preferably, when showing each frame picture, on line direction and column direction, two adjacent pixel units are written
Data voltage polarity on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the pole of the data voltage of write-in
Property is opposite.
Technical solution is a kind of display device used by solving present invention problem comprising above-mentioned display surface
Plate.
The present invention has the advantages that：
The driving method of the display panel of the present invention is kept for the stage adjusted to grid cut-off voltage in data voltage
It is whole, it is that the data voltage in pixel unit carries out real-time compensation, so that data voltage by adjusting the size of grid cut-off voltage
The phenomenon that remaining constant, being flickered so as to avoid display picture.
The display panel of the present invention is kept for the stage carried out to grid cut-off voltage by voltage-adjusting unit in data voltage
Adjustment is that the data voltage in pixel unit carries out real-time compensation, so that data are electric by adjusting the size of grid cut-off voltage
Pressure remains constant, and the case where flicker so as to avoid display picture, therefore the display effect of the display panel of the present invention is more preferable.
The display device of the present invention comprising above-mentioned display panel, therefore its display effect is more excellent.
Description of the drawings
Fig. 1 is the schematic diagram that pixel unit leaks electricity in the display panel that existing frame rate is 60Hz；
Fig. 2 is the schematic diagram that pixel unit leaks electricity in the display panel that existing frame rate is 30Hz；
Fig. 3 is the signal condition on grid line and data line in the driving method of display panel in the prior art；
Fig. 4 is the signal condition on grid line and data line in the driving method of the display panel of the embodiment of the present invention 2；
Fig. 5 uses schematic diagram when row reverse display mode for the display panel of the embodiment of the present invention 2,3；
Fig. 6 uses schematic diagram when dot inversion display mode for the display panel of the embodiment of the present invention 2,3.
Specific implementation mode
To make those skilled in the art more fully understand technical scheme of the present invention, below in conjunction with the accompanying drawings and specific embodiment party
Present invention is further described in detail for formula.
Embodiment 1：
The present embodiment provides a kind of driving method of display panel, the display panel includes a plurality of grid how arranged in a crossed manner
Line and multiple data lines, and limit pixel unit, the driving method packet of the present embodiment in the crossover location of grid line and data line
It includes：
Data voltage write phase：It is passed through gate turn-on voltage to grid line, and is opened by data line by entering grid
Open the pixel unit write-in data voltage that the grid line of voltage is controlled.
Data voltage is kept for the stage：It is passed through grid cut-off voltage to grid line, and adjusts the size of the grid cut-off voltage,
So that the data voltage in the pixel unit is kept constant.
Due to during display panel is shown, each pixel unit (data voltage is kept for the stage) after charging complete,
When giving the grid cut-off voltage that the grid line that the pixel unit connects is passed through, it can not keep wherein writing in each pixel unit
Enter data voltage to remain unchanged, therefore pixel unit electric leakage will be will appear, the phenomenon that causing to show film flicker.And in this implementation
In the driving method of the display panel of example, is kept for the stage in data voltage, end electricity by adjusting the grid inputed on grid line
The size of pressure, to solve since pixel unit leaks electricity, causes to show so that the data voltage in pixel unit keeps constant
The phenomenon that film flicker.Specifically illustrated in conjunction with following embodiments.
Embodiment 2：
The present embodiment provides a kind of driving method of display panel, the display panel includes a plurality of grid how arranged in a crossed manner
Line Gate and multiple data lines Data, and limit pixel unit in the crossover location of grid line Gate and data line Data.
First, the concept of the change rate of data voltage is introduced.
Specifically, when showing a frame picture, the signal inputted to every a line grid line Gate is square-wave signal；Such as Fig. 3
It is shown, for wherein a line grid line Gate is scanned, wherein gate turn-on voltage is high point ordinary mail Vgh；Accordingly
Grid cut-off voltage is low level signal Vgl；High point ordinary mail V is passed through to row grid line GateghWhen, which is beaten
It opens, data voltage will be written by data line Data into each pixel unit of the row；When the row pixel unit is opened
Later, row grid line Gate is then passed into low level signal Vgl, until the beginning of next frame picture scanning, at this time the row pixel list
Member is kept for the stage in data, and the voltage in this time on grid line Gate is often low, at this time the data in the row pixel unit
Voltage will leak electricity.At this point, the change rate of data voltage is as shown by the dotted line in fig. 3, that is, data voltage size variation
Direction, when the polarity of the data voltage on data line Data is timing, the slope of the change rate of data voltage is negative, works as data line
When the polarity of data voltage on Data is negative, the slope of the change rate of data voltage is just.
Later, the driving method for specifically describing the display panel of the present embodiment includes：
Data voltage write phase：It is passed through gate turn-on voltage to grid line Gate, and is passed through by data line Data
Enter the pixel unit write-in data voltage that the grid line Gate of gate turn-on voltage is controlled.
Data write phase be identical in the prior art, that is, to pixel unit charging process, herein no longer
Detailed description.
Data voltage is kept for the stage：It is passed through grid cut-off voltage to grid line Gate, and according to not adjusting grid cut-off voltage
The slope (the namely change direction of data voltage) of the change rate of data voltage, adjusts the grid cut-off voltage when size
Size, so that the data voltage in the pixel unit is kept constant.
Wherein, the change rate of grid cut-off voltage and the change rate of data voltage are inversely proportional.That is, data voltage
The slope of change rate is timing, and the slope of the change rate of grid cut-off voltage is to bear (namely from Vgl-aTo Vgl-cDirection change)；
When the slope of the change rate of data voltage is negative, the slope of the change rate of grid cut-off voltage is positive (namely from Vgl-aTo Vgl-b
Direction change).
Specifically, when not changing the size of grid cut-off voltage, the electricity missed in pixel unit is △ V, therefore is passed through
Change the size of grid cut-off voltage, also will be to compensate a data voltage △ V in pixel unit, so that the number in pixel unit
Remain constant according to voltage.As shown in figure 4, the amplitude of variation △ V of the grid cut-off voltageglIt is compensated with the pixel unit
Data voltage △ V meet：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, the amplitude of variation △ V of grid cut-off voltageglFor data electricity
Press the grid cut-off voltage V of the end time in holding stagegl-bThe grid of the initial time in stage is kept to end with data voltage
Voltage Vgl-aDifference, i.e. △ Vgl=Vgl-b-Vgl-a(or △ Vgl=Vgl-c-Vgl-a)；CgsFor the capacitance of gate-source capacitance, Cpixel
For the capacitance of pixel capacitance；It is understood that pixel unit includes thin film transistor (TFT), pixel electrode and public electrode,
Middle gate-source capacitance is that capacitance is formed by between finger grid and source electrode；Pixel capacitance refers to then between pixel electrode and public electrode
The capacitance of formation.
The driving method of display panel provided in the present embodiment, picture shown by the driving method of the display panel
Mode can be row reversion, can also be dot inversion.
Specifically, as shown in figure 5, display panel includes a plurality of grid line Gate1-Gate5 and multiple data lines Data1-
Data4, when showing each frame picture, the polarity for the data voltage being written by pixel unit in two adjacent rows is on the contrary, and be
For same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.That is the display panel
Driving method shown by picture mode be row invert.
Alternatively, as shown in fig. 6, display panel includes a plurality of grid line Gate1-Gate5 and multiple data lines Data1-
Data4, when showing each frame picture, for the data voltage that on line direction and column direction, two adjacent pixel units are written
Polarity on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.Also
It is to say that the mode of picture shown by the driving method of the display panel is that row inverts.That is the driving method of the display panel
The mode of shown picture is dot inversion.
Due to the driving method of the display panel of the present embodiment, kept for the stage carried out to grid cut-off voltage in data voltage
Adjustment is that the data voltage in pixel unit carries out real-time compensation, so that data by adjusting the size of grid cut-off voltage
Voltage remains constant, the phenomenon that flicker so as to avoid display picture.
Embodiment 3：
Present embodiments provide a kind of display panel, including a plurality of grid line Gate how arranged in a crossed manner and multiple data lines
Data, and pixel unit is limited in the crossover location of grid line Gate and data line Data, which further includes：Data are write
Enter unit, grid voltage output unit, voltage-adjusting unit；Wherein, data write unit, for being to pass through the data line
Data is that data voltage is written in the pixel unit；Grid voltage output unit, for being grid line Gate in data write phase
Grid opening unit is provided, is kept for the stage provide grid cut-off voltage for grid line Gate in data voltage；Voltage-adjusting unit is used
In the size for adjusting the grid cut-off voltage, so that the data voltage in the pixel unit is kept constant.
Due to having data write unit, grid voltage output unit, voltage adjustment single in the display panel of the present embodiment
Member, therefore when display panel carries out picture display, in data write phase data, grid voltage output unit is that grid line Gate is carried
For grid opening unit, pixel unit is opened, it is the pixel that data write unit, which is by the data line Data, at this time
Data voltage is written in unit；Kept for the stage in data voltage：Grid voltage output unit provides grid cut-off electricity for grid line Gate
Pressure, pixel unit is turned off, voltage-adjusting unit adjusts the size of the grid cut-off voltage at this time, so that the pixel unit
In data voltage keep constant, to avoid display picture due to pixel unit electric leakage flicker the phenomenon that.
Specifically, voltage-adjusting unit is specifically used for, the size of the grid cut-off voltage is adjusted, so that in data voltage
The variation of the change rate and grid cut-off voltage of the data voltage for the data voltage being written in pixel unit described in the holding stage
Rate is inversely proportional.That is, the slope of the change rate of data voltage is timing, the slope of the change rate of grid cut-off voltage is negative
(namely from Vgl-aTo Vgl-cDirection change)；When the slope of the change rate of data voltage is negative, the change rate of grid cut-off voltage
Slope be it is positive (namely from Vgl-aTo Vgl-bDirection change).The method and embodiment 1 of specific adjustment grid cut-off voltage size
Method it is identical, be not described in detail herein.
Specifically, when not changing the size of grid cut-off voltage, the electricity missed in pixel unit is △ V, therefore is passed through
Change the size of grid cut-off voltage, also will be to compensate a data voltage △ V in pixel unit, so that the number in pixel unit
Remain constant according to voltage.As shown in figure 4, the amplitude of variation △ V of the grid cut-off voltageglIt is compensated with the pixel unit
Data voltage △ V meet：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, the amplitude of variation △ V of grid cut-off voltageglFor data electricity
Press the grid cut-off voltage V of the end time in holding stagegl-bThe grid of the initial time in stage is kept to end with data voltage
Voltage Vgl-aDifference, i.e. △ Vgl=Vgl-b-Vgl-a(or △ Vgl=Vgl-c-Vgl-a)；CgsFor the capacitance of gate-source capacitance, Cpixel
For the capacitance of pixel capacitance；It is understood that pixel unit includes thin film transistor (TFT), pixel electrode and public electrode,
Middle gate-source capacitance is that capacitance is formed by between finger grid and source electrode；Pixel capacitance refers to then between pixel electrode and public electrode
The capacitance of formation.
The mode of picture shown by display panel provided in the present embodiment can be row reversion, can also be point instead
Turn.
Specifically, as shown in figure 5, display panel includes a plurality of grid line Gate1-Gate5 and multiple data lines Data1-
Data4, when showing each frame picture, the polarity for the data voltage being written by pixel unit in two adjacent rows is on the contrary, and be
For same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.That is the display panel
Driving method shown by picture mode be row invert.
Alternatively, as shown in fig. 6, display panel includes a plurality of grid line Gate1-Gate5 and multiple data lines Data1-
Data4, when showing each frame picture, for the data voltage that on line direction and column direction, two adjacent pixel units are written
Polarity on the contrary, and for same pixel unit when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.Also
It is to say that the mode of picture shown by the driving method of the display panel is that row inverts.That is the driving method of the display panel
The mode of shown picture is dot inversion.
The display panel of the present embodiment, data voltage keep the stage by voltage-adjusting unit to grid cut-off voltage into
Row adjustment is that the data voltage in pixel unit carries out real-time compensation, so that data by adjusting the size of grid cut-off voltage
Voltage remains constant, the case where flicker so as to avoid display picture, therefore the display effect of the display panel of the present embodiment
More preferably.
Embodiment 4：
It present embodiments provides in a kind of display device comprising above-mentioned display panel, therefore the display of the present embodiment fills
The display effect set is more preferable.
The display device can be：Liquid crystal display panel, Electronic Paper, oled panel, mobile phone, tablet computer, television set, display
Any product or component with display function such as device, laptop, Digital Frame, navigator.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, in the essence for not departing from the present invention
In the case of refreshing and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of driving method of display panel, the display panel includes a plurality of grid line how arranged in a crossed manner and a plurality of data
Line, and pixel unit is limited in the crossover location of grid line and data line, which is characterized in that the driving method includes：
Data voltage write phase：It is passed through gate turn-on voltage to grid line, and is given by data line and is opened electricity by entering grid
Data voltage is written in the pixel unit that the grid line of pressure is controlled；
Data voltage is kept for the stage：It is passed through grid cut-off voltage to grid line, and adjusts the size of the grid cut-off voltage, so that
Data voltage in the pixel unit is kept constant；
Wherein, the change rate for the data voltage being written in the pixel unit described in the data voltage holding stage and grid cut-off electricity
The change rate of pressure is inversely proportional.
2. the driving method of display panel according to claim 1, which is characterized in that the variation of the grid cut-off voltage
Amplitude △ VglMeet with the data voltage △ V compensated in the pixel unit：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, CgsFor
The capacitance of gate-source capacitance, CpixelFor the capacitance of pixel capacitance.
3. the driving method of display panel according to claim 1 or 2, which is characterized in that when showing each frame picture,
The polarity of the data voltage being written by pixel unit in two adjacent rows is on the contrary, and be same pixel unit in two consecutive frame pictures
When display, the polarity of the data voltage of write-in is opposite.
4. the driving method of display panel according to claim 1 or 2, which is characterized in that when showing each frame picture,
For on line direction and column direction, the polarity for the data voltage that two adjacent pixel units are written is on the contrary, and be same pixel list
For member when two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.
5. a kind of display panel, including a plurality of grid line how arranged in a crossed manner and multiple data lines, and in the friendship of grid line and data line
Vent, which is set, limits pixel unit, which is characterized in that the display panel further includes：
Data write unit, for be that data voltage is written in the pixel unit by the data line；
Grid voltage output unit is kept for providing grid opening unit in data write phase for grid line in data voltage
Stage provides grid cut-off voltage for grid line；
Voltage-adjusting unit, the size for adjusting the grid cut-off voltage, so that the data voltage in the pixel unit
It keeps constant.
6. display panel according to claim 5, which is characterized in that the voltage-adjusting unit is specifically used for, and adjusts institute
The size of grid cut-off voltage is stated, so that the number for the data voltage being written in the pixel unit described in the data voltage holding stage
It is inversely proportional according to the change rate of voltage change ratio and grid cut-off voltage.
7. display panel according to claim 6, which is characterized in that the amplitude of variation △ V of the grid cut-off voltageglWith
The data voltage △ V compensated in the pixel unit meet：△Vgl*Cgs/(Cgs+Cpixel)；Wherein, CgsFor gate-source capacitance
Capacitance, CpixelFor the capacitance of pixel capacitance.
8. according to the display panel described in any one of claim 5-7, which is characterized in that when showing each frame picture, be
The polarity for the data voltage that pixel unit is written in two adjacent rows is on the contrary, and aobvious in two consecutive frame pictures for same pixel unit
When showing, the polarity of the data voltage of write-in is opposite.
9. according to the display panel described in any one of claim 5-7, which is characterized in that when showing each frame picture, be
On line direction and column direction, the polarity for the data voltage that two adjacent pixel units are written is on the contrary, and be same pixel unit
When two consecutive frame pictures are shown, the polarity of the data voltage of write-in is opposite.
10. a kind of display device, which is characterized in that the display device includes the display described in any one of claim 5-9
Panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510484955.3A CN104992690B (en) | 2015-08-07 | 2015-08-07 | Display panel and its driving method, display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510484955.3A CN104992690B (en) | 2015-08-07 | 2015-08-07 | Display panel and its driving method, display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104992690A CN104992690A (en) | 2015-10-21 |
| CN104992690B true CN104992690B (en) | 2018-09-04 |
Family
ID=54304493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510484955.3A Active CN104992690B (en) | 2015-08-07 | 2015-08-07 | Display panel and its driving method, display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104992690B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632437A (en) * | 2016-01-08 | 2016-06-01 | 京东方科技集团股份有限公司 | Display driving method, display panel and display device |
| CN106297633B (en) * | 2016-08-31 | 2019-12-17 | 上海中航光电子有限公司 | Display panel driving method, display panel and display device |
| CN107578746B (en) | 2017-10-17 | 2019-08-23 | 京东方科技集团股份有限公司 | Image element driving method, device and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101136176A (en) * | 2006-08-01 | 2008-03-05 | 索尼株式会社 | Display device and electronic equiipment |
| CN101685611A (en) * | 2008-09-25 | 2010-03-31 | 索尼株式会社 | Liquid crystal display |
| CN104112420A (en) * | 2013-04-22 | 2014-10-22 | 三星显示有限公司 | Display device and driving method thereof |
-
2015
- 2015-08-07 CN CN201510484955.3A patent/CN104992690B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101136176A (en) * | 2006-08-01 | 2008-03-05 | 索尼株式会社 | Display device and electronic equiipment |
| CN101685611A (en) * | 2008-09-25 | 2010-03-31 | 索尼株式会社 | Liquid crystal display |
| CN104112420A (en) * | 2013-04-22 | 2014-10-22 | 三星显示有限公司 | Display device and driving method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104992690A (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10950323B2 (en) | Shift register unit, control method thereof, gate driving device, display device | |
| TWI288912B (en) | Driving method for a liquid crystal display | |
| KR101274702B1 (en) | Liquid Crystal Display and Driving Method thereof | |
| US8866717B2 (en) | Display device and drive method providing improved signal linearity | |
| US8199093B2 (en) | Liquid crystal display and method of driving the same | |
| KR101310378B1 (en) | Liquid crystal display | |
| US9922589B2 (en) | Emission electrode scanning circuit, array substrate and display apparatus | |
| US8242990B2 (en) | Liquid crystal display having function of suppressing stain and method of driving the same | |
| CN105469761A (en) | GOA circuit used in narrow-frame liquid crystal display panel | |
| US11322111B2 (en) | Driving method of display device and display device | |
| CN108319049B (en) | Liquid crystal display and driving method thereof | |
| CN107300815B (en) | Array substrate, liquid crystal display panel and dot inversion driving method thereof | |
| US9530384B2 (en) | Display device that compensates for changes in driving frequency and drive method thereof | |
| CN108873530B (en) | Array substrate, display panel and display device | |
| CN107919101B (en) | Pixel circuit, driving method thereof, display panel and display device | |
| CN105405415A (en) | Display Device And Display Method Thereof For Compensating Pixel Voltage Loss | |
| CN104464680A (en) | Array substrate and display device | |
| CN104992690B (en) | Display panel and its driving method, display device | |
| WO2016201786A1 (en) | Driving method, driving device and display device | |
| US10360866B2 (en) | GOA circuit and liquid crystal display device | |
| US20130147783A1 (en) | Pixel circuit and display device | |
| JP2009210607A (en) | Liquid crystal display device | |
| CN103995376A (en) | Pixel black frame insertion method for 3D display and circuit using same | |
| CN109147695A (en) | Liquid crystal display device and its driving method | |
| WO2018120125A1 (en) | Driving device and driving method for liquid crystal panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |