CN1536555A - 液晶显示器画面亮度自动调节装置及其方法 - Google Patents
液晶显示器画面亮度自动调节装置及其方法 Download PDFInfo
- Publication number
- CN1536555A CN1536555A CNA031601073A CN03160107A CN1536555A CN 1536555 A CN1536555 A CN 1536555A CN A031601073 A CNA031601073 A CN A031601073A CN 03160107 A CN03160107 A CN 03160107A CN 1536555 A CN1536555 A CN 1536555A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- shade
- light
- pixel
- lcd display
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
-
- 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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- 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
- G09G2320/0633—Adjustment of display parameters for control of overall brightness by amplitude 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
- 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
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Studio Devices (AREA)
- Telephone Function (AREA)
- Liquid Crystal Display Device Control (AREA)
- Facsimile Image Signal Circuits (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR0021493/2003 | 2003-04-04 | ||
KR10-2003-0021493A KR100528537B1 (ko) | 2003-04-04 | 2003-04-04 | Lcd 화면 밝기 자동 조절 장치 및 그 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1536555A true CN1536555A (zh) | 2004-10-13 |
CN100409299C CN100409299C (zh) | 2008-08-06 |
Family
ID=33095642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031601073A Expired - Fee Related CN100409299C (zh) | 2003-04-04 | 2003-09-26 | 移动通信终端的lcd显示屏亮度自动调节装置及其方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7532191B2 (zh) |
JP (1) | JP2004312742A (zh) |
KR (1) | KR100528537B1 (zh) |
CN (1) | CN100409299C (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100481903C (zh) * | 2006-07-27 | 2009-04-22 | 深圳创维-Rgb电子有限公司 | 一种lcd电视显示质量的自适应调节装置及方法 |
CN101620819A (zh) * | 2009-06-25 | 2010-01-06 | 北京中星微电子有限公司 | 显示图像背光亮度的动态调整方法、装置及移动显示设备 |
CN101290763B (zh) * | 2007-04-20 | 2010-09-01 | 华硕电脑股份有限公司 | 动态调整图像亮度的方法 |
CN101604504B (zh) * | 2008-06-10 | 2012-07-04 | 佳能株式会社 | 显示控制设备和显示控制方法 |
CN102862683A (zh) * | 2011-06-22 | 2013-01-09 | 通用电气公司 | 飞行器飞行驾驶台的可视显示器 |
CN106131398A (zh) * | 2016-06-24 | 2016-11-16 | 维沃移动通信有限公司 | 一种图像浏览方法及移动终端 |
CN107004390A (zh) * | 2014-11-10 | 2017-08-01 | 索尼公司 | 显示亮度控制 |
CN107222685A (zh) * | 2016-03-21 | 2017-09-29 | 钰立微电子股份有限公司 | 图像获取装置及其操作方法 |
CN109246669A (zh) * | 2018-09-27 | 2019-01-18 | 江西华兴信息产业有限公司 | 一种基于蓝牙传输模式的动感灯箱 |
CN110290266A (zh) * | 2019-06-24 | 2019-09-27 | Oppo广东移动通信有限公司 | 显示屏亮度的控制方法 |
CN113270169A (zh) * | 2021-05-26 | 2021-08-17 | 青岛海信医疗设备股份有限公司 | 一种图像显示方法、装置、处理设备及介质 |
Families Citing this family (22)
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US7728845B2 (en) | 1996-02-26 | 2010-06-01 | Rah Color Technologies Llc | Color calibration of color image rendering devices |
KR100697386B1 (ko) * | 2004-03-17 | 2007-03-20 | 비오이 하이디스 테크놀로지 주식회사 | 액정표시장치의 구동회로 및 그 구동방법 |
KR100640063B1 (ko) | 2005-02-18 | 2006-10-31 | 삼성전자주식회사 | 외부조도를 고려한 영상향상방법 및 장치 |
JP2006235157A (ja) * | 2005-02-24 | 2006-09-07 | Seiko Epson Corp | 画像表示装置、画像表示方法、およびプログラム |
US8269715B2 (en) * | 2005-02-28 | 2012-09-18 | Research In Motion Limited | Backlight control for a portable computing device |
EP1696414A1 (en) * | 2005-02-28 | 2006-08-30 | Research In Motion Limited | Backlight control for a portable computing device |
KR101144875B1 (ko) * | 2005-06-24 | 2012-05-14 | 삼성전자주식회사 | 디지털 이미지 처리장치 및 그 디스플레이 방법 |
US20070247544A1 (en) * | 2006-04-25 | 2007-10-25 | Casio Computer Co., Ltd. | Display control apparatus, display control method and recording medium that stores display control program |
KR100782505B1 (ko) * | 2006-09-19 | 2007-12-05 | 삼성전자주식회사 | 이동통신 단말기의 명암색을 이용한 영상 표시 방법 및장치 |
US20080122821A1 (en) * | 2006-11-24 | 2008-05-29 | Sony Ericsson Mobile Communications Ab | Luminance control for a display |
KR101427650B1 (ko) * | 2007-11-07 | 2014-08-07 | 삼성전자주식회사 | 외부 이미지를 이용하여 기능을 수행하는 디지털 촬영 장치 |
US8922672B2 (en) * | 2008-01-03 | 2014-12-30 | Apple Inc. | Illumination systems and methods for imagers |
TWI397053B (zh) * | 2008-03-14 | 2013-05-21 | Innolux Corp | 液晶顯示器亮度自動調整裝置及其亮度自動調整方法 |
KR101686103B1 (ko) * | 2010-08-05 | 2016-12-14 | 엘지디스플레이 주식회사 | 표시장치 및 이의 구동방법 |
KR101727486B1 (ko) * | 2010-10-25 | 2017-04-17 | 삼성전자 주식회사 | 휴대 단말기의 자세 판단 방법 및 장치 |
KR101636765B1 (ko) * | 2011-05-03 | 2016-07-20 | 삼성전자주식회사 | 휴대용 단말기의 화면 밝기를 조정하기 위한 장치 및 방법 |
US9069164B2 (en) * | 2011-07-12 | 2015-06-30 | Google Inc. | Methods and systems for a virtual input device |
US8228315B1 (en) * | 2011-07-12 | 2012-07-24 | Google Inc. | Methods and systems for a virtual input device |
CN104240677B (zh) * | 2013-06-17 | 2017-03-01 | 联想(北京)有限公司 | 一种电子设备及参数调整方法 |
CN103414834B (zh) * | 2013-07-26 | 2016-01-20 | 深圳市顶星数码网络技术有限公司 | 一种屏幕节电方法、装置及移动终端 |
CN104423913B (zh) * | 2013-08-30 | 2017-03-01 | 联想(北京)有限公司 | 光线参数测量方法、装置及屏幕调节方法、电子设备 |
CN104575346B (zh) * | 2015-01-28 | 2017-03-22 | 京东方科技集团股份有限公司 | 一种有机电致发光显示面板的检测方法及装置 |
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US4352105A (en) * | 1979-09-25 | 1982-09-28 | Radiation Dynamics, Inc. | Display system |
US5715029A (en) * | 1994-10-25 | 1998-02-03 | Fergason; James L. | Optical dithering system using birefringence for optical displays and method |
CN1180437A (zh) * | 1995-03-31 | 1998-04-29 | 宝丽来公司 | 使用数字景象分析实行图像的亮度调节 |
EP0801360B1 (en) * | 1996-04-10 | 2002-11-06 | Samsung Electronics Co., Ltd. | Image quality enhancing method using mean-matching histogram equalization and a circuit therefor |
JP3689574B2 (ja) | 1998-12-14 | 2005-08-31 | キヤノン株式会社 | 画像処理方法及び装置及び画像処理システム、及び記録媒体 |
KR100322596B1 (ko) * | 1998-12-15 | 2002-07-18 | 윤종용 | 입력 영상의 밝기를 유지하는 화질 개선 장치 및 그 방법 |
JP2001154642A (ja) * | 1999-11-30 | 2001-06-08 | Toshiba Corp | 情報処理装置 |
JP3438693B2 (ja) * | 2000-02-03 | 2003-08-18 | 日本電気株式会社 | 表示部付き電子機器 |
JP2001223792A (ja) | 2000-02-09 | 2001-08-17 | Mitsubishi Electric Corp | 携帯電話機 |
JP4415172B2 (ja) * | 2001-03-26 | 2010-02-17 | カシオ計算機株式会社 | 画像処理装置、画像処理方法、及び、画像処理プログラム |
JP3767415B2 (ja) | 2001-05-22 | 2006-04-19 | 株式会社デンソー | カメラ付き携帯電話機およびプログラム |
KR100393805B1 (ko) | 2001-07-09 | 2003-08-02 | 엘지전자 주식회사 | 이동통신 단말기의 엘시디 배경조명 제어방법 |
JP2003110681A (ja) | 2001-10-02 | 2003-04-11 | Sharp Corp | 携帯電話機 |
KR100442597B1 (ko) * | 2001-10-31 | 2004-08-02 | 삼성전자주식회사 | 자동이득제어 기능을 가지는 카메라를 구비한 이동통신단말기에서 디스플레이 밝기 제어를 위한 주변 밝기판정방법과 그를 이용한 디스플레이 밝기 제어방법 |
US7053881B2 (en) * | 2001-11-02 | 2006-05-30 | Sharp Kabushiki Kaisha | Image display device and image display method |
GB2404773B (en) * | 2003-08-05 | 2005-06-08 | Research In Motion Ltd | Method for automatic backlight adjustment |
EP1569194A1 (en) * | 2004-02-13 | 2005-08-31 | Sony Ericsson Mobile Communications AB | Portable electronic device controlled according to ambient illumination |
-
2003
- 2003-04-04 KR KR10-2003-0021493A patent/KR100528537B1/ko not_active IP Right Cessation
- 2003-09-26 CN CNB031601073A patent/CN100409299C/zh not_active Expired - Fee Related
-
2004
- 2004-04-02 JP JP2004110012A patent/JP2004312742A/ja active Pending
- 2004-04-02 US US10/815,837 patent/US7532191B2/en not_active Expired - Fee Related
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100481903C (zh) * | 2006-07-27 | 2009-04-22 | 深圳创维-Rgb电子有限公司 | 一种lcd电视显示质量的自适应调节装置及方法 |
CN101290763B (zh) * | 2007-04-20 | 2010-09-01 | 华硕电脑股份有限公司 | 动态调整图像亮度的方法 |
CN101604504B (zh) * | 2008-06-10 | 2012-07-04 | 佳能株式会社 | 显示控制设备和显示控制方法 |
CN101620819B (zh) * | 2009-06-25 | 2013-10-16 | 北京中星微电子有限公司 | 显示图像背光亮度的动态调整方法、装置及移动显示设备 |
WO2010149056A1 (zh) * | 2009-06-25 | 2010-12-29 | 北京中星微电子有限公司 | 动态调整显示图像背光亮度的方法、装置及移动显示设备 |
CN101620819A (zh) * | 2009-06-25 | 2010-01-06 | 北京中星微电子有限公司 | 显示图像背光亮度的动态调整方法、装置及移动显示设备 |
CN102862683A (zh) * | 2011-06-22 | 2013-01-09 | 通用电气公司 | 飞行器飞行驾驶台的可视显示器 |
CN107004390A (zh) * | 2014-11-10 | 2017-08-01 | 索尼公司 | 显示亮度控制 |
CN107004390B (zh) * | 2014-11-10 | 2023-04-18 | 索尼集团公司 | 显示亮度控制 |
CN107222685A (zh) * | 2016-03-21 | 2017-09-29 | 钰立微电子股份有限公司 | 图像获取装置及其操作方法 |
CN106131398A (zh) * | 2016-06-24 | 2016-11-16 | 维沃移动通信有限公司 | 一种图像浏览方法及移动终端 |
CN106131398B (zh) * | 2016-06-24 | 2019-03-05 | 维沃移动通信有限公司 | 一种图像浏览方法及移动终端 |
CN109246669A (zh) * | 2018-09-27 | 2019-01-18 | 江西华兴信息产业有限公司 | 一种基于蓝牙传输模式的动感灯箱 |
CN110290266A (zh) * | 2019-06-24 | 2019-09-27 | Oppo广东移动通信有限公司 | 显示屏亮度的控制方法 |
CN113270169A (zh) * | 2021-05-26 | 2021-08-17 | 青岛海信医疗设备股份有限公司 | 一种图像显示方法、装置、处理设备及介质 |
Also Published As
Publication number | Publication date |
---|---|
JP2004312742A (ja) | 2004-11-04 |
KR20040087215A (ko) | 2004-10-13 |
CN100409299C (zh) | 2008-08-06 |
US20040196252A1 (en) | 2004-10-07 |
KR100528537B1 (ko) | 2005-11-15 |
US7532191B2 (en) | 2009-05-12 |
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Effective date of registration: 20120323 Address after: 264001 No. 228 Changjiang Road, Yantai economic and Technological Development Zone, Shandong, China Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd. Address before: Two Beijing 100102 Chaoyang District city in Wangjing Lize Park No. 203 Petrova building block B Patentee before: LG Electronic (China) Research and Development Center Co., Ltd. |
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