WO2016026147A1 - 液晶面板的灰阶值设定方法以及液晶显示器 - Google Patents
液晶面板的灰阶值设定方法以及液晶显示器 Download PDFInfo
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- WO2016026147A1 WO2016026147A1 PCT/CN2014/085038 CN2014085038W WO2016026147A1 WO 2016026147 A1 WO2016026147 A1 WO 2016026147A1 CN 2014085038 W CN2014085038 W CN 2014085038W WO 2016026147 A1 WO2016026147 A1 WO 2016026147A1
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- crystal panel
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- gray scale
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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
- G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
-
- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2074—Display of intermediate tones using sub-pixels
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0242—Compensation of deficiencies in the appearance of colours
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/028—Improving the quality of display appearance by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/068—Adjustment of display parameters for control of viewing angle adjustment
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
Definitions
- the present invention relates to the field of liquid crystal display technologies, and in particular, to a method for setting a gray scale value of a liquid crystal panel and a liquid crystal display using the method to set a gray scale value.
- a liquid crystal display or LCD (Liquid Crystal Display) is a flat, ultra-thin display device composed of a certain number of color or black and white pixels placed in front of a light source or a reflector.
- LCD monitors have low power consumption and are characterized by high image quality, small size, and light weight, so they are favored by everyone and become the mainstream of displays.
- Liquid crystal displays have been widely used in various electronic products, such as computer devices with display screens, mobile phones, or digital photo frames, and wide viewing angle technology is one of the development priorities of current liquid crystal displays. However, when the viewing angle of the side view or the squint is too large, a wide-angle liquid crystal display often has a color shift phenomenon.
- the so-called 2D1G technology means that in the liquid crystal panel, each pixel unit is divided into a main pixel area and a sub pixel area, and a main pixel area in the same pixel unit and The sub-pixel area is connected to different data lines (Data l ine ) and the same scan line (Gate l ine ).
- Data l ine data lines
- Gate l ine scan line
- the present invention provides a gray scale value setting method for a liquid crystal panel to solve the gray scale value setting problem of the main pixel region and the sub-pixel region in the 2D1G technology.
- a gray scale value setting method of a liquid crystal panel the liquid crystal panel includes a plurality of pixel units, each of the pixel units including a main pixel area M and a sub-pixel area S, an area of the main pixel area M and the sub-pixel area S
- the ratio is a:b, wherein the method includes the following steps:
- the actual brightness values Lv « and Lv ⁇ are divided according to the following relationship:
- the sub-pixel area S is at the front view angle "and the actual brightness values LvS « and ⁇ of each gray level G at the squint angle"
- ⁇ 2 LvMx ⁇ + LvSx ⁇ - LwGxfi;
- Gnu ⁇ Gm(cl) When the condition Gn ⁇ Gm(cl), G S c ⁇ G S (cl) is satisfied, y takes the minimum gray level Gmx and Gsx, set to a gray level input to the main pixel area M and the sub-pixel area S by the pixel unit at the gray level Gx;
- step S105 For each gray level G of the pixel unit, repeat step S105 to obtain the liquid crystal panel.
- Gray scales input to the main pixel area M and the sub-pixel area S, respectively, in all gray scales.
- the front view angle is “0°
- the squint angle is 30 ⁇ 80°.
- the squint angle is 60°.
- the gray scale of the liquid crystal panel includes 256 gray scales, ranging from 0 to 255, wherein the highest gray scale max is 255 gray scales.
- the step of obtaining the actual brightness value rn of each gray level G of the liquid crystal panel at a front view angle includes: acquiring a gamma curve of the liquid crystal panel under a front view angle; determining the actual brightness according to the gamma curve The value Lva.
- the step of obtaining the actual brightness value p of each gray level G of the liquid crystal panel at a squint angle includes: obtaining a gamma curve of the liquid crystal panel at a squint angle; determining the actual brightness value according to the gamma curve 1 ⁇ .
- the relationship between the gray scale and the luminance of the main pixel region G, the Gm-Lv curve, and the relationship between the gray scale and the luminance of the sub-pixel region S, the Gs-Lv curve, and the Gm-Lv curve are obtained.
- the singular points appearing in the Gs-Lv curve are processed by local weighted regression scatter smoothing.
- the step S106 is completed, the relationship between the gray scale and the luminance of the main pixel region M and the Gm-Lv curve of the gray scale and the luminance of the sub-pixel region S are obtained, and the Gm-Lv curve is obtained.
- the singular points appearing in the Gs-Lv curve are processed by a power function fitting.
- a liquid crystal display including a backlight module and a liquid crystal panel
- the backlight module provides a display light source to the liquid crystal panel, so that the liquid crystal panel displays an image
- the liquid crystal panel a plurality of pixel units, each of which includes a main pixel area M and a sub-pixel area S, wherein the area ratio of the main pixel area M and the sub-pixel area S is a:b, wherein the liquid crystal panel adopts the former
- the method described sets the grayscale value.
- the liquid crystal display provided by the embodiment of the present invention divides each pixel unit into main pixels with different areas.
- the area and the sub-pixel area by inputting different data signals (different gray scale values) to the main pixel area and the sub-pixel area, generate different display brightness and squint brightness, thereby reducing the color shift problem generated when side view or squint is reduced.
- the gray scale value setting method sets the gray scales of the main pixel area and the sub-pixel area such that the main pixel area and the sub-pixel area are at the front view angle and the squint angle, and the obtained gamma
- FIG. 1 is a schematic structural diagram of a liquid crystal display according to an embodiment of the present invention.
- 2 is a schematic diagram of a portion of a pixel unit of a liquid crystal panel according to an embodiment of the present invention.
- FIG. 3 is a flowchart of a grayscale value setting method according to an embodiment of the present invention.
- 4 is a gamma curve diagram of a liquid crystal panel according to an embodiment of the present invention before gray scale adjustment.
- FIG. 5 is a gamma diagram of a liquid crystal panel according to an embodiment of the present invention after gray scale adjustment.
- FIG. 1 is a schematic structural diagram of a liquid crystal display according to an embodiment of the present invention.
- 2 is a schematic diagram of a portion of a pixel unit of a liquid crystal panel according to an embodiment of the present invention.
- FIG. 3 is a flowchart of a grayscale value setting method according to an embodiment of the present invention.
- 4 is a gamma curve diagram of a liquid crystal panel according
- FIG. 6 is a graph showing the relationship between gray scale and brightness after gray scale adjustment according to an embodiment of the present invention.
- FIG. 7 is a gamma graph of a liquid crystal panel after gray scale adjustment according to another embodiment of the present invention.
- FIG. 8 is a graph showing the relationship between gray scale and brightness after gray scale adjustment according to another embodiment of the present invention.
- 1 is a schematic structural view of a liquid crystal display provided by this embodiment; and
- FIG. 2 is a schematic diagram of a part of a pixel unit of the liquid crystal panel in this embodiment. Referring to FIG. 1 and FIG.
- the liquid crystal display provided by the embodiment includes a backlight module 1 and a liquid crystal panel 2 .
- the backlight module 1 provides a display light source to the liquid crystal panel 2 to display the liquid crystal panel 2 .
- the liquid crystal panel 2 includes a plurality of pixel units 20, and each of the pixel units 20 includes a main pixel area M and a sub pixel area S, and the main pixel area M and the sub-pixel area S The area ratio is a:b. As shown in FIG.
- the main pixel area M and the sub-pixel area S in the same pixel unit 20 are connected to different data lines Dn, Dn+i and the same scanning line Gn, respectively, to the main pixel area through the data lines Dn, Dn+i M
- the sub-pixel region S provides data signals of different gray scale values, and the scan signal is supplied to the main pixel region M and the sub-pixel region S through the scan line Gn, that is, the main pixel region M and the sub-pixel region S in the same pixel unit 20 are The same scan signal is turned on.
- the embodiment provides a grayscale value setting method, which is mainly used to respectively set the grayscale values of the main pixel region M and the sub-pixel region S. As shown in the flowchart of FIG. 3, the method includes the following steps:
- the sub-pixel area S is at the front view angle "and the actual brightness values LvS « and LvS of each gray level G at the squint angle.
- the actual brightness values LvMx «, L ⁇ , LvSx and LvSx ⁇ are obtained, and the theoretical brightness values LvGx and LvGx ⁇ are obtained according to the result of the step (d);
- the previous gray level G of the pixel unit ( Xl) The gray levels that need to be input to the main pixel area M and the sub-pixel area S are Gm(xl) and Gs(xl), respectively;
- Gnu ⁇ Gm(cl) When the condition Gn ⁇ Gm(cl), G S c ⁇ G S (cl) is satisfied, y takes the minimum gray level Gmx and Gsx, which is set to the gray scale input to the main pixel area M and the sub-pixel area S, respectively, when the pixel unit is at the gray level Gx.
- the front view angle is "0" and the squint angle is 60°. In still other embodiments, the squint angle can also be selected from the range of 30 to 80 degrees.
- the front view angle refers to the positive viewing angle direction of the liquid crystal display
- the squint angle refers to the angle formed by the positive viewing angle direction of the liquid crystal display.
- the gray scale of the liquid crystal panel includes 256 gray scales, ranging from 0 to 255, wherein the highest gray scale max is 255 gray scales.
- the actual luminance values Lv0 (0-255) and Lv60 (0-255) of each gray level G (0-255) at a front view angle of 0° and a squint angle of 60° are determined based on the gamma curve.
- the actual brightness values LvO and Lv60 are divided into LvM0, LvSO, LvM60 and LvSO, LvMO, LvSO, LvM60 and BLvSO are satisfied.
- the theoretical brightness values LvG0 (0-255) and LvG60 (0-255) of each gray level G (0-255) at a degree of 0° and a squint angle of 60° establish a correspondence between the gray level G and the theoretical brightness value.
- the gray scales input to the main pixel region M and the sub-pixel region S are Gmx and Gsx, respectively, according to the above established
- the actual brightness values LvMx0, LvMx60, LvSxO and LvSx60 corresponding to the gray levels Gmx and Gsx are obtained, according to the gray scale G and the theoretical brightness established as described above.
- the theoretical luminance values corresponding to the gray scale Gx are obtained LvGxO and B LvGx60; Calculate the following relationship:
- ⁇ 2 LvMx60 + LvSx60 - LvGx60;
- the gray scales Gmx and Gsx at this time are set as pixels.
- the previous step is repeated, and finally the grays input to the main pixel area M and the sub-pixel area S in all the gray levels (0-255) of the liquid crystal panel are obtained. Order.
- the gamm curve of the liquid crystal panel at a front view angle of 0° and a squint angle of 60° is as shown in FIG. 5 .
- FIG. 6 is a graph showing a relationship Gm-Lv between the gray scale and the luminance of the main pixel region M and a gray scale and luminance Gs-Lv of the sub-pixel region S according to the above-described steps.
- Gm-Lv the relationship curve shown in Fig. 6
- grayscale inversion occurs around the gray level of 157, and there are many singular discrete numerical points on the curve, which affects the display quality of the liquid crystal display.
- a comparison condition is added when the steps of setting the gray scales Gmx and Gsx input to the main pixel area M and the sub-pixel area S are performed.
- the gray scales Gx for example, 100 gray scales
- the gray scales input to the main pixel region M and the sub-pixel region S are Gmx and Gsx, respectively;
- the previous gray scale G of the pixel unit (x) - l) (99 gray scale)
- the gray scales to be input to the main pixel area M and the sub-pixel area S are Gm(xl) and Gs(xl), respectively;
- the gray levels input to the main pixel area M and the sub-pixel area S in the latter gray scale are not less than the main pixel area M and the input in the previous gray scale of the pixel unit, respectively.
- the gray level of the pixel area S is such that the singular point does not appear in the relationship between the gray scale and the brightness obtained, and a smooth curve is obtained, and the error occurring in the initial calculation is corrected.
- 8 is a graph showing the relationship between the gray scale and the luminance Gm-Lv curve of the main pixel region M and the gray scale and luminance of the sub-pixel region S, Gs-Lv, in accordance with the setting of the addition determination condition. It can be seen from FIG.
- the liquid crystal display provided by the embodiment of the present invention divides each pixel unit into a main pixel area and a sub-pixel area with different areas, and inputs different numbers by inputting the main pixel area and the sub-pixel area. According to the signal (different grayscale values), different display brightness and squint brightness are generated to reduce the color shift problem caused by side view or squint.
- the gray scale value setting method sets the gray scales of the main pixel area and the sub-pixel area such that the main pixel area and the sub-pixel area are at the front view angle and the squint angle, and the obtained gamma
- the light leakage problem and color at the large viewing angle are improved. Partial problem.
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Abstract
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Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020177007316A KR101980024B1 (ko) | 2014-08-18 | 2014-08-22 | 액정 패널의 그레이 스케일 값 설정 방법 및 액정 디스플레이 기기 |
| US14/387,009 US9734748B2 (en) | 2014-08-18 | 2014-08-22 | Grayscale value setting method for liquid crystal panel and liquid crystal display |
| RU2017104886A RU2670774C9 (ru) | 2014-08-18 | 2014-08-22 | Способ установки значений уровня серого для жидкокристаллической панели и жидкокристаллического дисплея |
| GB1700356.7A GB2542307B (en) | 2014-08-18 | 2014-08-22 | Greyscale value setting method for liquid crystal panel and liquid crystal display |
| JP2017509038A JP6488365B2 (ja) | 2014-08-18 | 2014-08-22 | 液晶パネルのグレースケール値の設定方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407363.7 | 2014-08-18 | ||
| CN201410407363.7A CN104167194B (zh) | 2014-08-18 | 2014-08-18 | 液晶面板的灰阶值设定方法以及液晶显示器 |
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| Publication Number | Publication Date |
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| WO2016026147A1 true WO2016026147A1 (zh) | 2016-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/CN2014/085038 Ceased WO2016026147A1 (zh) | 2014-08-18 | 2014-08-22 | 液晶面板的灰阶值设定方法以及液晶显示器 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9734748B2 (zh) |
| JP (1) | JP6488365B2 (zh) |
| KR (1) | KR101980024B1 (zh) |
| CN (1) | CN104167194B (zh) |
| GB (1) | GB2542307B (zh) |
| RU (1) | RU2670774C9 (zh) |
| WO (1) | WO2016026147A1 (zh) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361870B (zh) * | 2014-11-05 | 2017-07-28 | 深圳市华星光电技术有限公司 | 液晶面板及其像素单元设定方法 |
| CN104485077B (zh) * | 2014-12-16 | 2017-04-26 | 深圳市华星光电技术有限公司 | 一种液晶显示面板及其驱动方法 |
| CN104599656B (zh) * | 2015-02-16 | 2017-04-05 | 深圳市华星光电技术有限公司 | 校正液晶面板的子像素的成像时灰阶的方法 |
| CN104766569B (zh) * | 2015-04-29 | 2018-04-13 | 深圳市华星光电技术有限公司 | 屏幕的动态背光调节方法 |
| CN104766585B (zh) * | 2015-04-29 | 2017-08-25 | 深圳市华星光电技术有限公司 | 设定液晶面板成像时的像素的灰阶值的方法 |
| US9589497B2 (en) | 2015-05-21 | 2017-03-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Methods of grayscale calibration of subpixels of liquid crystal panels during imaging |
| CN104900205B (zh) * | 2015-06-12 | 2017-04-26 | 深圳市华星光电技术有限公司 | 液晶面板及其驱动方法 |
| CN104952410B (zh) | 2015-07-14 | 2017-07-11 | 深圳市华星光电技术有限公司 | 液晶面板的显示改善方法及其设备 |
| CN105096856B (zh) * | 2015-07-23 | 2018-03-20 | 深圳市华星光电技术有限公司 | 液晶面板的驱动方法及驱动装置 |
| EP3341472A4 (en) * | 2015-08-24 | 2019-03-27 | Nubyiota LLC | SYSTEM AND METHOD FOR ENRICHING A BACTERIAL STRAIN FROM A TARGET BACTERIA SYSTEM |
| CN105632434B (zh) * | 2015-12-31 | 2018-08-14 | 深圳市华星光电技术有限公司 | 确定液晶面板的子像素的驱动电压的方法及装置 |
| CN106409219B (zh) * | 2016-06-06 | 2019-07-02 | 深圳市华星光电技术有限公司 | 调整面板亮度和色度的预补偿方法及装置 |
| CN105895042B (zh) * | 2016-06-07 | 2018-11-23 | 深圳市华星光电技术有限公司 | 液晶显示器以及改善液晶显示器的色偏的方法 |
| CN106971695B (zh) * | 2017-03-27 | 2019-04-30 | 武汉华星光电技术有限公司 | Rgbw液晶显示装置的亮度调节方法及装置 |
| US10559251B2 (en) * | 2017-05-31 | 2020-02-11 | Apple Inc. | OLED display power modeling |
| US11061793B2 (en) | 2017-05-31 | 2021-07-13 | Apple Inc. | Graphically providing OLED display power modeling |
| US10777151B2 (en) * | 2018-10-10 | 2020-09-15 | HKC Corporation Limited | Driving method of display device and display device |
| CN109064994B (zh) * | 2018-11-07 | 2021-07-06 | 惠科股份有限公司 | 显示装置及其驱动方法和驱动组件 |
| CN110223625B (zh) * | 2019-07-22 | 2022-12-16 | 京东方科技集团股份有限公司 | 显示面板的显示方法及显示装置 |
| CN111210763B (zh) * | 2020-01-21 | 2020-12-29 | 卡莱特(深圳)云科技有限公司 | 一种伽马校准方法及装置 |
| CN112180630B (zh) * | 2020-10-16 | 2021-12-03 | Tcl华星光电技术有限公司 | 一种显示面板 |
| US12204217B2 (en) | 2020-10-16 | 2025-01-21 | Tcl China Star Optoelectronics Technology Co., Ltd. | Display panel including grayscale combined pixel |
| KR20250035679A (ko) * | 2023-09-05 | 2025-03-13 | 삼성디스플레이 주식회사 | 보상 데이터 생성 방법 및 표시 장치 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060109224A1 (en) * | 2004-11-22 | 2006-05-25 | Au Optronics Corp. | Viewing-angle adjustable liquid crystal display and method for adjusting viewing-angle of the same |
| CN102254535A (zh) * | 2011-08-15 | 2011-11-23 | 深圳市华星光电技术有限公司 | 像素驱动方法及系统 |
| CN102568429A (zh) * | 2012-03-01 | 2012-07-11 | 深圳市华星光电技术有限公司 | 一种斜视角图像的模拟方法及装置 |
| TW201332339A (zh) * | 2012-01-20 | 2013-08-01 | Univ Nat Taiwan Science Tech | 影像重建方法 |
| CN101727814B (zh) * | 2008-10-31 | 2015-04-15 | 群创光电股份有限公司 | 有源矩阵型的显示装置 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100841616B1 (ko) * | 2001-12-31 | 2008-06-27 | 엘지디스플레이 주식회사 | 액정 패널의 구동장치 |
| JP3999081B2 (ja) * | 2002-01-30 | 2007-10-31 | シャープ株式会社 | 液晶表示装置 |
| JP4515021B2 (ja) * | 2002-09-25 | 2010-07-28 | シャープ株式会社 | 表示装置 |
| US7843473B2 (en) * | 2003-10-16 | 2010-11-30 | Panasonic Corporation | Matrix display with gamma correction based on gamma characteristics pairs and different input transmittance level |
| JP4394512B2 (ja) * | 2004-04-30 | 2010-01-06 | 富士通株式会社 | 視角特性を改善した液晶表示装置 |
| KR20060086021A (ko) * | 2005-01-25 | 2006-07-31 | 삼성전자주식회사 | 표시 장치 및 표시 장치용 구동 장치 |
| KR101112554B1 (ko) * | 2005-04-11 | 2012-02-15 | 삼성전자주식회사 | 표시 장치의 구동 장치 및 이를 포함하는 표시 장치 |
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| CN101535883B (zh) * | 2006-11-09 | 2011-08-10 | 夏普株式会社 | 液晶显示装置 |
| KR20080051817A (ko) * | 2006-12-07 | 2008-06-11 | 삼성전자주식회사 | 액정 표시 장치 및 그의 감마 곡선 생성 방법 |
| KR101452539B1 (ko) * | 2007-03-29 | 2014-10-22 | 소니 주식회사 | 액정 표시 장치 및 구동 제어 회로 |
| KR20090118391A (ko) * | 2008-05-13 | 2009-11-18 | 삼성전자주식회사 | 어레이기판 및 이를 갖는 표시장치 |
| WO2009144896A1 (ja) * | 2008-05-27 | 2009-12-03 | シャープ株式会社 | 信号変換回路およびそれを備えた多原色液晶表示装置 |
| CN101458914B (zh) * | 2009-01-09 | 2011-11-23 | 友达光电股份有限公司 | 面板驱动装置与方法、及液晶显示器 |
| CN101581864B (zh) * | 2009-06-19 | 2011-06-08 | 友达光电股份有限公司 | 液晶显示面板及其像素驱动方法 |
| CN102073182A (zh) * | 2010-11-24 | 2011-05-25 | 友达光电股份有限公司 | 显示器及其像素电路 |
| TWI457675B (zh) * | 2011-08-29 | 2014-10-21 | Au Optronics Corp | 畫素結構、液晶顯示面板與透明液晶顯示器 |
| KR102048075B1 (ko) * | 2013-02-27 | 2019-11-25 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 그 구동 방법 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060109224A1 (en) * | 2004-11-22 | 2006-05-25 | Au Optronics Corp. | Viewing-angle adjustable liquid crystal display and method for adjusting viewing-angle of the same |
| CN101727814B (zh) * | 2008-10-31 | 2015-04-15 | 群创光电股份有限公司 | 有源矩阵型的显示装置 |
| CN102254535A (zh) * | 2011-08-15 | 2011-11-23 | 深圳市华星光电技术有限公司 | 像素驱动方法及系统 |
| TW201332339A (zh) * | 2012-01-20 | 2013-08-01 | Univ Nat Taiwan Science Tech | 影像重建方法 |
| CN102568429A (zh) * | 2012-03-01 | 2012-07-11 | 深圳市华星光电技术有限公司 | 一种斜视角图像的模拟方法及装置 |
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| US20160253949A1 (en) | 2016-09-01 |
| RU2017104886A3 (zh) | 2018-08-15 |
| RU2670774C9 (ru) | 2018-12-19 |
| KR20170042748A (ko) | 2017-04-19 |
| RU2670774C2 (ru) | 2018-10-25 |
| KR101980024B1 (ko) | 2019-05-17 |
| CN104167194A (zh) | 2014-11-26 |
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