CN105304007A - Driving method of display panel - Google Patents
Driving method of display panel Download PDFInfo
- Publication number
- CN105304007A CN105304007A CN201510718960.6A CN201510718960A CN105304007A CN 105304007 A CN105304007 A CN 105304007A CN 201510718960 A CN201510718960 A CN 201510718960A CN 105304007 A CN105304007 A CN 105304007A
- Authority
- CN
- China
- Prior art keywords
- voltage
- gtg
- gray
- display panel
- scale areas
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000007423 decrease Effects 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 description 9
- 239000007769 metal material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- -1 IZO) Chemical compound 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- KYKLWYKWCAYAJY-UHFFFAOYSA-N oxotin;zinc Chemical compound [Zn].[Sn]=O KYKLWYKWCAYAJY-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229960001296 zinc oxide Drugs 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- RQIPKMUHKBASFK-UHFFFAOYSA-N [O-2].[Zn+2].[Ge+2].[In+3] Chemical compound [O-2].[Zn+2].[Ge+2].[In+3] RQIPKMUHKBASFK-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- JYMITAMFTJDTAE-UHFFFAOYSA-N aluminum zinc oxygen(2-) Chemical compound [O-2].[Al+3].[Zn+2] JYMITAMFTJDTAE-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910001195 gallium oxide Inorganic materials 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical compound [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention provides a driving method of a display panel, which comprises the step of providing the display panel with a plurality of pixel structures. The frame period (frame. The gray scale range of the display panel is sequentially divided into a first gray scale area, a second gray scale area, a third gray scale area and a fourth gray scale area. In the first gray scale region and the third gray scale region, a difference value between the first voltage and the second voltage increases with an increase in gray scale value. In the second gray scale region and the fourth gray scale region, a difference between the first voltage and the second voltage decreases as the gray scale value increases.
Description
Technical field
The invention relates to a kind of driving method, and relate to a kind of driving method of display panel especially.
Background technology
Along with the progress of science and technology, the technology of display also constantly develops.Gently, thin, short, little flat-panel screens (FlatPanelDisplay, FPD) replaces the thick and heavy negative electrode crt display (CathodeRayTube, CRT) of tradition gradually.In the middle of existing display product, in order to solve the situation of side-looking angle partially white (colorwashout), the pixel cell of a corresponding color spatially can be divided into two regions, and make to apply different pixel voltages for the region of two in pixel cell when same GTG by suitable circuit design, and the brightness that formation two kinds is different in two regions, improve the problem surveying visual angle colorwashout by this.
But in recent years because people pursue the display quality of high image quality and high-res, therefore the technology of display is constantly towards the future development presenting high-res.In the display of high-res, traditional spatially pixel cell is divided into two regions and the practice applying different voltage can make display panel lose too many penetrance.
Summary of the invention
The invention provides a kind of driving method of display panel, effect of display panel can be promoted, and effectively promote visual angle and colourity.
The invention provides a kind of driving method of display panel, comprise and a display panel is provided, and display panel comprises multiple dot structure.One picture cycle (frameperiod) of each dot structure is cut into one first picture cycle and one second picture cycle, wherein when in the first picture cycle, bestow dot structure one first voltage, and when in the second picture cycle, bestow dot structure one second voltage.First voltage is different from the second voltage.One grey-scale range of display panel is sequentially divided into one first gray-scale areas, one second gray-scale areas, one the 3rd gray-scale areas and one the 4th gray-scale areas.In the first gray-scale areas, a difference of the first voltage and the second voltage increases along with the increase of grey decision-making.In the second gray-scale areas, a difference of the first voltage and the second voltage reduces along with the increase of grey decision-making.In the 3rd gray-scale areas, a difference of the first voltage and the second voltage increases along with the increase of grey decision-making.In the 4th gray-scale areas, a difference of the first voltage and the second voltage reduces along with the increase of grey decision-making.
Based on above-mentioned, the present invention is by the picture cycle of dot structure being cut into the first picture cycle and the second picture cycle and provide different specific voltages respectively during these two picture cycles, under the prerequisite of not losing penetrance, the situation of side-looking angle partially white (colorwashout) can be solved.Because penetrance is not sacrificed, therefore effect of display panel can be promoted, and the visual angle of display panel and colourity also can be promoted effectively.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the upper schematic diagram of the pel array in the display panel of one embodiment of the invention.
Fig. 2 is the driver' s timing figure of display panel of the present invention.
Fig. 3 is the GTG driving voltage waveform figure of display panel of the present invention.
Fig. 4 is the GTG driving voltage waveform figure of the display panel of one embodiment of the invention.
Fig. 5 is the GTG driving voltage waveform figure of the display panel of another embodiment of the present invention.
Wherein, Reference numeral:
10: display panel AA: viewing area
PA: non-display area SL: sweep trace
DL: data line P: dot structure
TFT: active member PE: pixel electrode
GD: gate drive apparatus SD: source electrode driving device
V1: the first voltage V2: the second voltage
T: picture cycle t1: the first picture cycle
T2: the second picture cycle R1: the first gray-scale areas
R2: the second gray-scale areas R3: the three gray-scale areas
R4: the four gray-scale areas L1, L2, L3: grey decision-making
Embodiment
Fig. 1 is the upper schematic diagram of the pel array of in the display panel of one embodiment of the invention 10.Explicit panel 10 has viewing area AA and the non-display area PA around described viewing area AA.The pel array be made up of a plurality of data lines DL, multi-strip scanning line SL and multiple dot structure P is configured with in the AA of viewing area.On the other hand, in the non-display area PA of display panel 10, there is gate drive apparatus GD and source electrode driving device SD.
Please refer to Fig. 1, in the present embodiment, sweep trace SL and data line DL hands over each other and more arranges, and accompanies insulation course between sweep trace SL and data line DL.In other words, the bearing of trend of sweep trace SL and the bearing of trend of data line DL not parallel, it is preferred that the bearing of trend of sweep trace SL is vertical with the bearing of trend of data line DL.Considering based on electric conductivity, sweep trace SL and data line DL uses metal material.So, the present invention is not limited thereto, according to other embodiments, sweep trace SL and data line DL also can use other conductive materials.Such as: the oxides of nitrogen of the nitride of alloy, metal material, the oxide of metal material, metal material, other suitable material or the stack of layers of metal material and other conductive material.
In addition, dot structure P comprises active member TFT and pixel electrode PE.Active member TFT can be bottom grid film electric crystal or top gate-type thin film electric crystal, and active member TFT comprises grid, passage, source electrode and drain electrode (not illustrating).Active member TFT is electrically connected with corresponding sweep trace SL and corresponding data line DL.In addition, active member TFT and pixel electrode PE is electrically connected.Described grid, source electrode and drain electrode are such as metal materials.On the other hand, the material of passage may be selected to be amorphous silicon, polysilicon or oxide semiconductor material (such as indium oxide gallium zinc (Indium-Gallium-ZincOxide, IGZO), zinc paste (ZnO), tin oxide (SnO), indium zinc oxide (Indium-ZincOxide, IZO), gallium oxide zinc (Gallium-ZincOxide, GZO), zinc-tin oxide (Zinc-TinOxide, or tin indium oxide (Indium-TinOxide ZTO), but the present invention is not limited thereto ITO).
Pixel electrode PE can be penetration pixel electrode, reflective pixel electrodes or semi-penetration, semi-reflective pixel electrode.The material of penetration pixel electrode comprises metal oxide, such as, be indium tin oxide, indium-zinc oxide, aluminium tin-oxide, aluminium zinc oxide, indium germanium zinc oxide or other suitable oxide or above-mentioned at least the two stack of layers.The material of reflective pixel electrodes comprises the metal material with high reflectance.
Please referring again to Fig. 1, sweep trace SL is positioned at viewing area AA and extends to non-display area PA and be electrically connected with the gate drive apparatus GD being positioned at non-display area PA, and data line DL is positioned at viewing area AA and extends to non-display area PA and be electrically connected with the source electrode driving device SD being positioned at non-display area PA.That is, gate drive apparatus GD and source electrode driving device SD can provide drive singal by sweep trace SL and data line DL for the dot structure P of correspondence or driving voltage is to drive the guiding of liquid crystal respectively.
Fig. 2 is the driver' s timing figure of display panel of the present invention.In existing display panel, each dot structure P has picture cycle (frameperiod) T.In the present embodiment, the picture cycle T of each dot structure is slit into the first picture cycle t1 and the second picture cycle t2 by average mark, as shown in Figure 2.That is, the time span of the first picture cycle t1 equals the time span of the second picture cycle t2.When display panel 10 shows the picture of the first picture cycle t1, the first voltage V1 can be supplied to corresponding dot structure P by drive unit IC.On the other hand, when display panel 10 is in the second picture cycle t2, the second voltage V2 can be supplied to identical dot structure P by drive unit IC.Wherein the first voltage V1 is different from the second voltage V2.In the present embodiment, be greater than the second voltage V2 for illustrating with the first voltage V1, but the present invention is not limited thereto.In other embodiments, the second voltage V2 can also be greater than the first voltage V1.
Fig. 3 is the GTG driving voltage waveform figure of display panel of the present invention.In figure 3, X-axis represents GTG Y-axis then representative voltage root-mean-square value (rootmeansquarevoltage, Vrms).Please refer to Fig. 3, in the present invention, grey-scale range is sequentially divided into the first gray-scale areas R1, the second gray-scale areas R2, the 3rd gray-scale areas R3 and the 4th gray-scale areas R4.Wherein the first gray-scale areas R1 is between 0 GTG to L1 GTG, and the second gray-scale areas R2 is between L1 GTG to L2 GTG, and the 3rd gray-scale areas R3 is between L2 GTG to L3 GTG, and the 4th gray-scale areas R4 is between L3 GTG to 256 GTG.
Fig. 4 is the GTG driving voltage waveform figure of the display panel of one embodiment of the invention.Referring to Fig. 3 and Fig. 4, in the present embodiment, L1 GTG is 32 GTGs, and L2 GTG is 128 GTGs, and L3 GTG is then 224 GTGs.In other words, in the present embodiment, the first gray-scale areas R1 is between 0 GTG to 32 GTG, and the second gray-scale areas R2 is between 32 GTG to 128 GTGs, 3rd gray-scale areas R3 is between 128 GTG to 224 GTGs, and the 4th gray-scale areas R4 is between 224 GTG to 256 GTGs.
Please refer to Fig. 3, in the first gray-scale areas R1, the difference of the first voltage V1 and the second voltage V2 increases along with the increase of grey decision-making.In the second gray-scale areas R2, the difference of the first voltage V1 and the second voltage V2 reduces along with the increase of grey decision-making.In the 3rd gray-scale areas R3, the difference of the first voltage V1 and the second voltage V2 increases along with the increase of grey decision-making.In the 4th gray-scale areas R4, the difference of the first voltage V1 and the second voltage V2 reduces along with the increase of grey decision-making.
Specifically, in the first gray-scale areas R1, the second voltage V2 is fixed value, and the first voltage V1 increases along with grey decision-making and increases, and increases along with the increase of grey decision-making to make the difference of the first voltage V1 and the second voltage V2.On the other hand, in the second gray-scale areas R2, the first voltage V1 is fixed value, and the second voltage V2 increases along with grey decision-making and increases, and reduces along with the increase of grey decision-making to make the difference of the first voltage V1 and the second voltage V2.In addition, in the 3rd gray-scale areas R3, the second voltage V2 is fixed value, and the first voltage V1 increases along with grey decision-making and increases, and increases along with the increase of grey decision-making to make the difference of the first voltage V1 and the second voltage V2.In the 4th gray-scale areas R4, the first voltage V1 increases along with the increase of grey decision-making, and the second voltage V2 also increases along with the increase of grey decision-making.It should be noted that, in the 4th gray-scale areas R4, the amplitude increased compared to the first voltage V1 due to the amplitude of the second voltage V2 increase is come soon, therefore in the 4th gray-scale areas R4, the difference of the first voltage V1 and the second voltage V2 can reduce along with the increase of grey decision-making.
On the other hand, when the GTG of dot structure P is 128 GTG, the difference between the first voltage V1 and the second voltage V2 can between 1.4 volts to 3.5 volts, with cause as Fig. 4 the waveform that illustrates, and promote colourity visual angle.Further, when the GTG of dot structure P is 128 GTG, the difference between the first voltage V1 and the second voltage V2 is preferably 1.8 volts, to reach higher colourity visual angle.In addition, when the GTG of dot structure P is 4 GTG to 251 GTG, the magnitude of voltage of the first voltage V1 can be greater than the magnitude of voltage of the second voltage V2.But when the GTG of dot structure P is between 0 GTG to 4 GTG and between 251 GTG to 256 GTGs, the magnitude of voltage of the first voltage V1 equals in fact the magnitude of voltage of the second voltage V2.
Table 1 is the hue error value of the present embodiment and prior art and the comparison at colourity visual angle:
Table 1
Can be learnt by table 1, compared to existing technology, the present embodiment, by the picture cycle of dot structure being cut into the first picture cycle and the second picture cycle and provide different specific voltages respectively during these two picture cycles, can reach lower hue error value and preferably colourity visual angle.In other words, the gamma curve of the present embodiment closer to desirable Gamma2.2 curve, can reach better display effect compared to prior art.
Fig. 5 is the GTG driving voltage waveform figure of the display panel of another embodiment of the present invention.The present embodiment is similar to the embodiment of Fig. 4, therefore similar content does not repeat them here.The discrepancy of the embodiment of the present embodiment and Fig. 4 is, in the present embodiment, L1 GTG is 84 GTGs, and L2 GTG is 144 GTGs, and L3 GTG is 200 GTGs.That is, in the present embodiment, the first gray-scale areas R1 is between 0 GTG to 84 GTG, and the second gray-scale areas R2 is between 84 GTG to 144 GTGs, 3rd gray-scale areas R3 is between 144 GTG to 200 GTGs, and the 4th gray-scale areas R4 is between 200 GTG to 256 GTGs.It should be noted that above-mentioned GTG L1 ~ L3 is is illustrate with single-point, but the present invention is not limited thereto.In other embodiments, GTG L1 ~ L3 can also be a scope respectively.For example, L1 GTG can be between 80 GTG to 90 GTGs, and L2 GTG can be between 128 GTG to 150 GTGs, and L3 GTG can be between 177 GTG to 200 GTGs.That is, first gray-scale areas R1 is between 0 GTG to 80 to 90 GTGs, second gray-scale areas R2 is between 80 to 90 GTGs to 128 to 150 GTGs, 3rd gray-scale areas R3 is between 128 to 150 GTGs to 177 to 200 GTGs, and the 4th gray-scale areas R4 is between 177 to 200 GTG to 256 GTGs.
Be similar to the embodiment of Fig. 4, the present embodiment is by the picture cycle of dot structure being cut into the first picture cycle and the second picture cycle and provide different specific voltages respectively during these two picture cycles, and when the GTG of dot structure P is L2 GTG, difference between first voltage V1 and the second voltage V2 between 1.4 volts to 3.5 volts, also can reach and reduce hue error value and improve the effects such as colourity visual angle.
In sum, the present invention is by the picture cycle of dot structure being cut into the first picture cycle and the second picture cycle and provide different specific voltages respectively during these two picture cycles, under the prerequisite of not losing penetrance, the situation of side-looking angle partially white (colorwashout) can be solved.Because penetrance is not sacrificed, therefore effect of display panel can be promoted, and the visual angle of display panel and colourity also can be promoted effectively.
Although the present invention with embodiment openly as above; but it is also not used to limit the present invention; any person of ordinary skill in the field; without departing from the spirit and scope of the present invention; when doing a little change and amendment, therefore protection scope of the present invention is when being as the criterion depending on the accompanying claims person of defining.
Claims (11)
1. a driving method for display panel, is characterized in that, comprising:
There is provided a display panel, it comprises multiple dot structure;
One picture cycle of each dot structure is cut into one first picture cycle and one second picture cycle, wherein when in this first picture cycle, bestow this dot structure one first voltage, and when in this second picture cycle, bestow this dot structure one second voltage, this first voltage is different from this second voltage;
One grey-scale range of this display panel is sequentially divided into one first gray-scale areas, one second gray-scale areas, one the 3rd gray-scale areas and one the 4th gray-scale areas;
In this first gray-scale areas, a difference of this first voltage and this second voltage increases along with the increase of grey decision-making;
In this second gray-scale areas, a difference of this first voltage and this second voltage reduces along with the increase of grey decision-making;
In the 3rd gray-scale areas, a difference of this first voltage and this second voltage increases along with the increase of grey decision-making; And
In the 4th gray-scale areas, a difference of this first voltage and this second voltage reduces along with the increase of grey decision-making.
2. the driving method of display panel as claimed in claim 1, is characterized in that:
This first gray-scale areas is between 0 GTG to L1 GTG, and this second gray-scale areas is between L1 GTG to L2 GTG, and the 3rd gray-scale areas is between L2 GTG to L3 GTG, and the 4th gray-scale areas is between L3 GTG to 256 GTG,
L1 GTG is between 80 to 90 GTGs,
L2 GTG is between 128 to 150 GTGs, and
L3 GTG is between 177 to 200 GTGs.
3. the driving method of display panel as claimed in claim 1, is characterized in that:
This first gray-scale areas is between 0 GTG to L1 GTG, and this second gray-scale areas is between L1 GTG to L2 GTG, and the 3rd gray-scale areas is between L2 GTG to L3 GTG, and the 4th gray-scale areas is between L3 GTG to 256 GTG,
L1 GTG is 32 GTGs,
L2 GTG is 128 GTGs,
L3 GTG is 224 GTGs.
4. the driving method of display panel as claimed in claim 3, it is characterized in that, when the GTG of this dot structure is 128, the difference of this first voltage and this second voltage is between 1.4 volts to 3.5 volts.
5. the driving method of display panel as claimed in claim 1, it is characterized in that, the magnitude of voltage of this first voltage is greater than the magnitude of voltage of this second voltage.
6. the driving method of display panel as claimed in claim 1, it is characterized in that, in this first gray-scale areas, this second voltage is fixed, and this first voltage increases along with the increase of grey decision-making.
7. the driving method of display panel as claimed in claim 1, it is characterized in that, in this second gray-scale areas, this first voltage is fixed, and this second voltage increases along with the increase of grey decision-making.
8. the driving method of display panel as claimed in claim 1, it is characterized in that, in the 3rd gray-scale areas, this second voltage is fixed, and this first voltage increases along with the increase of grey decision-making.
9. the driving method of display panel as claimed in claim 1, it is characterized in that, in the 4th gray-scale areas, this first voltage increases along with the increase of grey decision-making, and this second voltage increases along with the increase of grey decision-making.
10. the driving method of display panel as claimed in claim 1, it is characterized in that, when the GTG of this dot structure is 4 to 251, the magnitude of voltage of this first voltage is greater than the magnitude of voltage of this second voltage.
The driving method of 11. display panels as claimed in claim 1, it is characterized in that, the time of this first picture cycle equals the time of this second picture cycle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104130735A TWI564860B (en) | 2015-09-17 | 2015-09-17 | Driving method for display panel |
| TW104130735 | 2015-09-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105304007A true CN105304007A (en) | 2016-02-03 |
| CN105304007B CN105304007B (en) | 2018-04-20 |
Family
ID=55201191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510718960.6A Expired - Fee Related CN105304007B (en) | 2015-09-17 | 2015-10-29 | Driving method of display panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105304007B (en) |
| TW (1) | TWI564860B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157918A (en) * | 2016-06-02 | 2016-11-23 | 友达光电股份有限公司 | Method for driving display panel and display panel |
| CN106531095A (en) * | 2016-10-24 | 2017-03-22 | 友达光电股份有限公司 | Display device |
| WO2018113248A1 (en) * | 2016-12-20 | 2018-06-28 | 惠科股份有限公司 | Display device and method for driving display panel thereof |
| US10529291B2 (en) | 2015-10-26 | 2020-01-07 | Au Optronics Corporation | Dual gamma display panel |
| CN111445825A (en) * | 2020-03-17 | 2020-07-24 | 福建华佳彩有限公司 | Method and device for improving high and low gray scales |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060221029A1 (en) * | 2005-03-29 | 2006-10-05 | Ying-Hao Hsu | Drive system and method for a color display |
| CN101140749A (en) * | 2007-10-31 | 2008-03-12 | 友达光电股份有限公司 | Driving method of pixel |
| CN101581858A (en) * | 2008-05-16 | 2009-11-18 | 群康科技(深圳)有限公司 | Vertical alignment liquid crystal display device and driving method thereof |
| CN101667381A (en) * | 2008-09-03 | 2010-03-10 | 奇美电子股份有限公司 | Pixel group, flat display panel and driving method for flat display device |
| CN102138098A (en) * | 2008-06-26 | 2011-07-27 | 索尼公司 | Liquid crystal display device |
| CN103021362A (en) * | 2012-09-05 | 2013-04-03 | 友达光电股份有限公司 | Pixel driving method of display panel |
| CN103578444A (en) * | 2013-08-06 | 2014-02-12 | 友达光电股份有限公司 | Pixel driving method and liquid crystal pixel matrix |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200842786A (en) * | 2007-04-18 | 2008-11-01 | Vastview Tech Inc | Liquid crystal display drive system |
| CN100535981C (en) * | 2007-10-23 | 2009-09-02 | 友达光电股份有限公司 | Pixel structure, its driving method and pixel array structure |
| KR101515031B1 (en) * | 2007-11-20 | 2015-04-24 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | Liquid crystal display device and image display method of the same |
| US8922464B2 (en) * | 2011-05-11 | 2014-12-30 | Semiconductor Energy Laboratory Co., Ltd. | Active matrix display device and driving method thereof |
-
2015
- 2015-09-17 TW TW104130735A patent/TWI564860B/en not_active IP Right Cessation
- 2015-10-29 CN CN201510718960.6A patent/CN105304007B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060221029A1 (en) * | 2005-03-29 | 2006-10-05 | Ying-Hao Hsu | Drive system and method for a color display |
| CN101140749A (en) * | 2007-10-31 | 2008-03-12 | 友达光电股份有限公司 | Driving method of pixel |
| CN101581858A (en) * | 2008-05-16 | 2009-11-18 | 群康科技(深圳)有限公司 | Vertical alignment liquid crystal display device and driving method thereof |
| CN102138098A (en) * | 2008-06-26 | 2011-07-27 | 索尼公司 | Liquid crystal display device |
| CN101667381A (en) * | 2008-09-03 | 2010-03-10 | 奇美电子股份有限公司 | Pixel group, flat display panel and driving method for flat display device |
| CN103021362A (en) * | 2012-09-05 | 2013-04-03 | 友达光电股份有限公司 | Pixel driving method of display panel |
| CN103578444A (en) * | 2013-08-06 | 2014-02-12 | 友达光电股份有限公司 | Pixel driving method and liquid crystal pixel matrix |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10529291B2 (en) | 2015-10-26 | 2020-01-07 | Au Optronics Corporation | Dual gamma display panel |
| CN106157918A (en) * | 2016-06-02 | 2016-11-23 | 友达光电股份有限公司 | Method for driving display panel and display panel |
| CN106157918B (en) * | 2016-06-02 | 2018-11-02 | 友达光电股份有限公司 | Method for driving display panel and display panel |
| CN106531095A (en) * | 2016-10-24 | 2017-03-22 | 友达光电股份有限公司 | Display device |
| CN106531095B (en) * | 2016-10-24 | 2019-09-06 | 友达光电股份有限公司 | Display device |
| WO2018113248A1 (en) * | 2016-12-20 | 2018-06-28 | 惠科股份有限公司 | Display device and method for driving display panel thereof |
| CN111445825A (en) * | 2020-03-17 | 2020-07-24 | 福建华佳彩有限公司 | Method and device for improving high and low gray scales |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201712654A (en) | 2017-04-01 |
| TWI564860B (en) | 2017-01-01 |
| CN105304007B (en) | 2018-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100461253C (en) | LCD and its driving method | |
| US10698282B2 (en) | Display substrate, display device and method for driving display device | |
| US9419022B1 (en) | TFT array substrate | |
| CN101726906B (en) | Liquid crystal display | |
| JP5719439B2 (en) | Liquid crystal drive device and liquid crystal display device | |
| CN105304007A (en) | Driving method of display panel | |
| US8760479B2 (en) | Liquid crystal display | |
| US20180053478A1 (en) | Liquid crystal display panel and driving method thereof | |
| US8446552B2 (en) | Pixel array of fringe field switching liquid crystal display panel and driving method thereof | |
| US20160275888A1 (en) | Tft array substrate | |
| US9947280B2 (en) | TFT array substrate | |
| CN101109881A (en) | LCD panel and its manufacturing method | |
| US10657909B2 (en) | Liquid crystal display panel and method for driving same | |
| WO2016161777A1 (en) | Array substrate and display device | |
| US20170097546A1 (en) | Liquid crystal display device | |
| CN1186761C (en) | Active matrix liquid crystal display unit and its driving and manufacturing method | |
| CN104483792A (en) | Array substrate and display device | |
| US20140111099A1 (en) | Array substrate, lcd device and driving method | |
| US20140111491A1 (en) | Liquid Crystal Display Device and Method for Driving the Same | |
| GB2533512A (en) | Pixel structure and method of manufacturing same | |
| US20170229077A1 (en) | Liquid crystal display panel and electronic device adopting liquid crystal display panel thereof | |
| CN102473387A (en) | Liquid crystal display device and potential setting method therefor | |
| KR20120107245A (en) | Liquid crystal display device and method of driving the same | |
| US9865212B2 (en) | Display device | |
| US10991326B2 (en) | Liquid crystal display panel and correction method therefor |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20201029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |