CN102063879A - 具有动态背光控制的液晶显示器及其驱动方法 - Google Patents
具有动态背光控制的液晶显示器及其驱动方法 Download PDFInfo
- Publication number
- CN102063879A CN102063879A CN2010102668207A CN201010266820A CN102063879A CN 102063879 A CN102063879 A CN 102063879A CN 2010102668207 A CN2010102668207 A CN 2010102668207A CN 201010266820 A CN201010266820 A CN 201010266820A CN 102063879 A CN102063879 A CN 102063879A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- 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
- G09G3/3406—Control of illumination source
-
- 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
- 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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
-
- 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
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
- G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/06—Colour space transformation
-
- 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
- G09G2360/18—Use of a frame buffer in a display terminal, inclusive of the display panel
Abstract
Description
C | 0.5 | 1 | 2 |
2*c | 1 | 2 | 4 |
(2*c)^(1/2.2) | 1 | 1.370350985 | 1.877861821 |
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2009-0109021 | 2009-11-12 | ||
KR1020090109021A KR101093258B1 (ko) | 2009-11-12 | 2009-11-12 | 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102063879A true CN102063879A (zh) | 2011-05-18 |
CN102063879B CN102063879B (zh) | 2015-04-08 |
Family
ID=43589446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010266820.7A Expired - Fee Related CN102063879B (zh) | 2009-11-12 | 2010-08-27 | 具有动态背光控制的液晶显示器及其驱动方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8817056B2 (zh) |
EP (1) | EP2339570B1 (zh) |
KR (1) | KR101093258B1 (zh) |
CN (1) | CN102063879B (zh) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103489400A (zh) * | 2013-03-14 | 2014-01-01 | 友达光电股份有限公司 | 将rgb数据信号转换成rgbw数据信号的处理器与方法 |
CN103955079A (zh) * | 2014-04-28 | 2014-07-30 | 深圳市华星光电技术有限公司 | 利用rgb显示装置获取rgbw显示装置白色的亮度和色度的方法 |
CN104575403A (zh) * | 2013-10-22 | 2015-04-29 | 株式会社日本显示器 | 显示装置、显示装置的驱动方法以及电子设备 |
CN104952402A (zh) * | 2014-03-27 | 2015-09-30 | 株式会社日本显示器 | 显示装置以及显示装置的驱动方法 |
WO2016008171A1 (zh) * | 2014-07-17 | 2016-01-21 | 深圳市华星光电技术有限公司 | Rgb到rgbw的颜色转换系统和方法 |
CN105511132A (zh) * | 2015-11-30 | 2016-04-20 | 友达光电股份有限公司 | 视角可切换的显示器及其操作方法 |
CN105761692A (zh) * | 2016-05-04 | 2016-07-13 | 深圳市华星光电技术有限公司 | 用于在线调整液晶面板的伽马编码的系统 |
US9414036B2 (en) | 2014-04-15 | 2016-08-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | White balance adjustment method for a display device |
CN107016969A (zh) * | 2016-01-28 | 2017-08-04 | 三星显示有限公司 | 显示装置及其驱动方法 |
CN107256700A (zh) * | 2017-07-14 | 2017-10-17 | 武汉华星光电技术有限公司 | 一种图像显示方法及液晶显示装置 |
CN109285513A (zh) * | 2018-10-30 | 2019-01-29 | 惠科股份有限公司 | 一种显示面板的驱动方法及其驱动装置 |
CN109461400A (zh) * | 2018-12-17 | 2019-03-12 | 青岛海信电器股份有限公司 | 用于rgb到rgbw图像转换的子像素渲染方法及装置 |
CN109841190A (zh) * | 2017-11-24 | 2019-06-04 | 三星显示有限公司 | 有机发光显示设备及其驱动方法 |
TWI672534B (zh) * | 2018-09-19 | 2019-09-21 | 奇景光電股份有限公司 | 適用於顯示器背光的區域調光系統與方法 |
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TWI463464B (zh) * | 2010-12-17 | 2014-12-01 | Chunghwa Picture Tubes Ltd | 紅綠藍白光顯示系統之背光調整裝置及其方法 |
TW201250661A (en) * | 2011-06-01 | 2012-12-16 | Compal Electronics Inc | Method and device for controlling signal-processing of the backlight module of the display device |
KR101787450B1 (ko) | 2011-08-09 | 2017-10-19 | 삼성디스플레이 주식회사 | 표시 장치 |
KR102016152B1 (ko) * | 2011-11-17 | 2019-10-22 | 삼성디스플레이 주식회사 | 데이터 구동 장치, 이를 포함하는 표시 장치, 및 그 구동 방법 |
KR101949925B1 (ko) * | 2011-12-15 | 2019-02-20 | 엘지디스플레이 주식회사 | 영상표시장치 및 그 구동방법 |
KR20130087927A (ko) * | 2012-01-30 | 2013-08-07 | 삼성디스플레이 주식회사 | 영상 신호 처리 장치 및 영상 신호 처리 방법 |
KR101958870B1 (ko) | 2012-07-13 | 2019-07-02 | 삼성전자 주식회사 | 소비 전력을 절감하기 위한 표시 제어 방법 및 장치 |
KR102060604B1 (ko) | 2013-02-28 | 2019-12-31 | 삼성디스플레이 주식회사 | 휘도 조절부, 이를 포함하는 표시 장치 및 이를 이용한 휘도 조절 방법 |
US9728124B2 (en) * | 2013-05-08 | 2017-08-08 | Apple Inc. | Adaptive RGB-to-RGBW conversion for RGBW display systems |
CN103699347B (zh) | 2013-11-26 | 2017-04-12 | 敦泰科技有限公司 | 一种数据传输的方法、处理器及终端 |
US9478174B2 (en) | 2014-01-03 | 2016-10-25 | Pixtronix, Inc. | Artifact mitigation for composite primary color transition |
CN104505041B (zh) * | 2014-12-25 | 2017-06-16 | 上海天马微电子有限公司 | 像素结构的驱动方法 |
CN104575405B (zh) * | 2015-02-04 | 2017-08-25 | 京东方科技集团股份有限公司 | 一种调节显示装置背光亮度的方法、显示装置 |
US9947257B2 (en) | 2015-07-24 | 2018-04-17 | Sharp Kabushiki Kaisha | Pixel layout and display with varying area and/or luminance capability of same type sub-pixels in different composite pixels |
CN105263009B (zh) * | 2015-09-14 | 2017-12-15 | 深圳市华星光电技术有限公司 | 一种图像的自适应转换方法 |
CN107633795B (zh) * | 2016-08-19 | 2019-11-08 | 京东方科技集团股份有限公司 | 显示装置和显示面板的驱动方法 |
KR102450611B1 (ko) * | 2017-12-28 | 2022-10-05 | 엘지디스플레이 주식회사 | 타일드 디스플레이와 그 광학 보상 방법 |
US10825406B2 (en) | 2018-09-28 | 2020-11-03 | Microsoft Technology Licensing, Llc | LCD display backlight control system |
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- 2010-08-27 CN CN201010266820.7A patent/CN102063879B/zh not_active Expired - Fee Related
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Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103489400B (zh) * | 2013-03-14 | 2015-12-09 | 友达光电股份有限公司 | 将rgb数据信号转换成rgbw数据信号的处理器与方法 |
CN103489400A (zh) * | 2013-03-14 | 2014-01-01 | 友达光电股份有限公司 | 将rgb数据信号转换成rgbw数据信号的处理器与方法 |
WO2014139266A1 (en) * | 2013-03-14 | 2014-09-18 | Au Optronics Corporation | Method and apparatus for converting rgb data signals to rgbw data signals in an oled display |
CN104575403A (zh) * | 2013-10-22 | 2015-04-29 | 株式会社日本显示器 | 显示装置、显示装置的驱动方法以及电子设备 |
CN104952402A (zh) * | 2014-03-27 | 2015-09-30 | 株式会社日本显示器 | 显示装置以及显示装置的驱动方法 |
US9414036B2 (en) | 2014-04-15 | 2016-08-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | White balance adjustment method for a display device |
CN103955079B (zh) * | 2014-04-28 | 2017-01-18 | 深圳市华星光电技术有限公司 | 利用rgb显示装置获取rgbw显示装置白色的亮度和色度的方法 |
WO2015165123A1 (zh) * | 2014-04-28 | 2015-11-05 | 深圳市华星光电技术有限公司 | 利用rgb显示装置获取rgbw显示装置白色的亮度和色度的方法 |
US9542876B2 (en) | 2014-04-28 | 2017-01-10 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Method of obtaining luminance and chromaticity of white in RGBW display device using RGB display device |
CN103955079A (zh) * | 2014-04-28 | 2014-07-30 | 深圳市华星光电技术有限公司 | 利用rgb显示装置获取rgbw显示装置白色的亮度和色度的方法 |
GB2541857A (en) * | 2014-07-17 | 2017-03-01 | Shenzhen China Star Optoelect | RGB to RGBW colour conversion system and method |
WO2016008171A1 (zh) * | 2014-07-17 | 2016-01-21 | 深圳市华星光电技术有限公司 | Rgb到rgbw的颜色转换系统和方法 |
GB2541857B (en) * | 2014-07-17 | 2020-06-17 | Shenzhen China Star Optoelect | RGB-to-RGBW color converting system and method |
CN105511132B (zh) * | 2015-11-30 | 2019-08-13 | 友达光电股份有限公司 | 视角可切换的显示器及其操作方法 |
CN105511132A (zh) * | 2015-11-30 | 2016-04-20 | 友达光电股份有限公司 | 视角可切换的显示器及其操作方法 |
CN107016969A (zh) * | 2016-01-28 | 2017-08-04 | 三星显示有限公司 | 显示装置及其驱动方法 |
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KR20110052108A (ko) | 2011-05-18 |
CN102063879B (zh) | 2015-04-08 |
US8817056B2 (en) | 2014-08-26 |
US20110109658A1 (en) | 2011-05-12 |
EP2339570B1 (en) | 2013-06-19 |
KR101093258B1 (ko) | 2011-12-14 |
EP2339570A3 (en) | 2011-10-05 |
EP2339570A2 (en) | 2011-06-29 |
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