CN101393727B - 液晶显示装置高动态对比度的处理装置和处理方法 - Google Patents
液晶显示装置高动态对比度的处理装置和处理方法 Download PDFInfo
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- CN101393727B CN101393727B CN2007101221641A CN200710122164A CN101393727B CN 101393727 B CN101393727 B CN 101393727B CN 2007101221641 A CN2007101221641 A CN 2007101221641A CN 200710122164 A CN200710122164 A CN 200710122164A CN 101393727 B CN101393727 B CN 101393727B
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- frame picture
- reference voltage
- gamma reference
- backlight
- liquid crystal
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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
- G09G3/3406—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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
-
- 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
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
-
- 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
- G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the 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
- 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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
- G09G2320/0653—Controlling or limiting the speed of brightness adjustment of the 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
- 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
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (9)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101221641A CN101393727B (zh) | 2007-09-21 | 2007-09-21 | 液晶显示装置高动态对比度的处理装置和处理方法 |
KR1020080049722A KR100985205B1 (ko) | 2007-09-21 | 2008-05-28 | 액정 디스플레이 장치용 고 동적 명암비의 처리 장치 및처리 방법 |
JP2008141732A JP5107141B2 (ja) | 2007-09-21 | 2008-05-29 | 液晶表示装置の高ダイナミックコントラスト処理装置と処理方法 |
US12/128,686 US8654060B2 (en) | 2007-09-21 | 2008-05-29 | Processing device and processing method of high dynamic contrast for liquid crystal display apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101221641A CN101393727B (zh) | 2007-09-21 | 2007-09-21 | 液晶显示装置高动态对比度的处理装置和处理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101393727A CN101393727A (zh) | 2009-03-25 |
CN101393727B true CN101393727B (zh) | 2011-07-20 |
Family
ID=40471081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101221641A Active CN101393727B (zh) | 2007-09-21 | 2007-09-21 | 液晶显示装置高动态对比度的处理装置和处理方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8654060B2 (zh) |
JP (1) | JP5107141B2 (zh) |
KR (1) | KR100985205B1 (zh) |
CN (1) | CN101393727B (zh) |
Families Citing this family (32)
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CN101295472B (zh) * | 2007-04-24 | 2010-10-06 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
CN101388183B (zh) * | 2007-09-10 | 2011-01-05 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
CN101393727B (zh) | 2007-09-21 | 2011-07-20 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
KR101612455B1 (ko) * | 2009-04-16 | 2016-04-15 | 삼성디스플레이 주식회사 | 화소 데이터의 보정 방법 및 이를 수행하기 위한 표시 장치 |
JP5227884B2 (ja) * | 2009-05-19 | 2013-07-03 | 株式会社日立製作所 | 画像表示装置 |
CN104616625B (zh) * | 2009-05-20 | 2017-06-13 | 马维尔国际贸易有限公司 | 液晶显示器背光控制 |
KR101587603B1 (ko) * | 2009-09-21 | 2016-01-25 | 삼성디스플레이 주식회사 | 표시장치 및 이의 구동방법 |
KR101603242B1 (ko) * | 2009-12-07 | 2016-03-15 | 엘지디스플레이 주식회사 | 로컬 디밍을 위한 표시 영역의 분할 방법과 그를 이용한 액정 표시 장치 및 그 구동 방법 |
KR101676245B1 (ko) * | 2009-12-31 | 2016-11-15 | 엘지디스플레이 주식회사 | 액정 표시장치 및 그의 구동방법 |
JP2011250229A (ja) * | 2010-05-28 | 2011-12-08 | Sony Corp | 映像信号処理装置及び映像信号処理方法、並びにコンピューター・プログラム |
KR101686103B1 (ko) * | 2010-08-05 | 2016-12-14 | 엘지디스플레이 주식회사 | 표시장치 및 이의 구동방법 |
US10306233B2 (en) | 2010-09-16 | 2019-05-28 | Koninklijke Philips N.V. | Apparatuses and methods for improved encoding of images for better handling by displays |
US20120075353A1 (en) * | 2010-09-27 | 2012-03-29 | Ati Technologies Ulc | System and Method for Providing Control Data for Dynamically Adjusting Lighting and Adjusting Video Pixel Data for a Display to Substantially Maintain Image Display Quality While Reducing Power Consumption |
CN102467862B (zh) * | 2010-11-17 | 2014-08-27 | 京东方科技集团股份有限公司 | 液晶显示面板的电压调节方法和装置 |
KR101908686B1 (ko) | 2011-11-07 | 2018-10-17 | 삼성디스플레이 주식회사 | 표시 장치 및 그 구동 방법 |
KR101910150B1 (ko) | 2011-12-09 | 2018-10-22 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 구동 방법 |
TWI459355B (zh) * | 2012-03-22 | 2014-11-01 | Chunghwa Picture Tubes Ltd | 液晶顯示裝置 |
CN104464674B (zh) | 2014-12-26 | 2017-12-08 | 小米科技有限责任公司 | 液晶显示器调整方法及装置 |
KR20160130002A (ko) | 2015-04-30 | 2016-11-10 | 삼성디스플레이 주식회사 | 액정 표시 장치의 제조 방법 및 검사 장치 |
CN105513542B (zh) * | 2016-01-13 | 2018-07-24 | 昆山龙腾光电有限公司 | 一种液晶显示装置的背光驱动装置及方法 |
CN105679254B (zh) * | 2016-04-12 | 2018-05-18 | 武汉华星光电技术有限公司 | 降低液晶显示模组功耗的控制方法 |
CN105869581B (zh) * | 2016-06-17 | 2019-07-05 | 武汉华星光电技术有限公司 | 液晶显示器驱动电路及液晶显示装置 |
CN106531106B (zh) * | 2016-12-27 | 2017-11-10 | 惠科股份有限公司 | 液晶显示器及其驱动方法 |
KR102342743B1 (ko) | 2017-04-04 | 2021-12-24 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 구동 방법 |
CN107992182B (zh) * | 2017-12-05 | 2021-06-29 | 北京小米移动软件有限公司 | 显示界面图像的方法和装置 |
US11030960B2 (en) * | 2018-05-29 | 2021-06-08 | Synaptics Incorporated | Host content adaptive backlight control (CABC) and local dimming |
CN109166541B (zh) * | 2018-09-25 | 2021-03-02 | 深圳市爱协生科技有限公司 | 一种节电且图像不失真的cabc方法 |
CN109493813A (zh) * | 2019-01-11 | 2019-03-19 | 京东方科技集团股份有限公司 | 一种显示控制方法、相关装置及计算机可读介质 |
CN109686323B (zh) * | 2019-02-28 | 2020-08-21 | 厦门天马微电子有限公司 | 一种显示装置及其驱动方法以及电子设备 |
CN110349551B (zh) * | 2019-07-25 | 2021-07-02 | 重庆惠科金扬科技有限公司 | 像素驱动电路、像素驱动方法及显示面板的制造方法 |
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CN101295472B (zh) | 2007-04-24 | 2010-10-06 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
CN101388183B (zh) | 2007-09-10 | 2011-01-05 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
CN101393727B (zh) | 2007-09-21 | 2011-07-20 | 北京京东方光电科技有限公司 | 液晶显示装置高动态对比度的处理装置和处理方法 |
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2007
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US6480180B1 (en) * | 1998-11-07 | 2002-11-12 | Samsung Electronics Co., Ltd. | Flat panel display system and image signal interface method thereof |
US20050001801A1 (en) * | 2003-06-05 | 2005-01-06 | Kim Ki Duk | Method and apparatus for driving liquid crystal display device |
CN1661663A (zh) * | 2004-02-23 | 2005-08-31 | 鸿富锦精密工业(深圳)有限公司 | 亮度及对比度调整装置及方法 |
CN1912963A (zh) * | 2005-08-11 | 2007-02-14 | 冶天科技有限公司 | 低电压差动信号直接传输方法及界面 |
US20070097069A1 (en) * | 2005-10-13 | 2007-05-03 | Yoshiki Kurokawa | Display driving circuit |
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KR20090031199A (ko) | 2009-03-25 |
KR100985205B1 (ko) | 2010-10-05 |
US20090079688A1 (en) | 2009-03-26 |
JP5107141B2 (ja) | 2012-12-26 |
US8654060B2 (en) | 2014-02-18 |
CN101393727A (zh) | 2009-03-25 |
JP2009075550A (ja) | 2009-04-09 |
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