CN2788297Y - 亮度控制装置和亮度控制模块 - Google Patents
亮度控制装置和亮度控制模块 Download PDFInfo
- Publication number
- CN2788297Y CN2788297Y CNU2005200006019U CN200520000601U CN2788297Y CN 2788297 Y CN2788297 Y CN 2788297Y CN U2005200006019 U CNU2005200006019 U CN U2005200006019U CN 200520000601 U CN200520000601 U CN 200520000601U CN 2788297 Y CN2788297 Y CN 2788297Y
- Authority
- CN
- China
- Prior art keywords
- brightness
- signal
- display
- controller
- controlling device
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Controls And Circuits For Display Device (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Control Of El Displays (AREA)
- Control Of Gas Discharge Display Tubes (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/754,987 | 2004-01-09 | ||
US10/754,987 US8040341B2 (en) | 2004-01-09 | 2004-01-09 | Brightness control system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2788297Y true CN2788297Y (zh) | 2006-06-14 |
Family
ID=34739485
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2005200006019U Expired - Fee Related CN2788297Y (zh) | 2004-01-09 | 2005-01-10 | 亮度控制装置和亮度控制模块 |
CNA2005100005608A Pending CN1680999A (zh) | 2004-01-09 | 2005-01-10 | 亮度控制系统 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2005100005608A Pending CN1680999A (zh) | 2004-01-09 | 2005-01-10 | 亮度控制系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8040341B2 (zh) |
JP (1) | JP2005196165A (zh) |
KR (1) | KR20050073518A (zh) |
CN (2) | CN2788297Y (zh) |
TW (1) | TWI254273B (zh) |
Families Citing this family (59)
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US8493370B2 (en) * | 2001-08-29 | 2013-07-23 | Palm, Inc. | Dynamic brightness range for portable computer displays based on ambient conditions |
CN1898997A (zh) * | 2003-11-03 | 2007-01-17 | 美国芯源系统股份有限公司 | 具有用于驱动器控制的集成光敏元件的光源驱动器 |
US20050225524A1 (en) * | 2004-04-08 | 2005-10-13 | Edwards Floyd A | Contrast control for an LCD in a keyboard and display assembly |
TWI306725B (en) * | 2004-08-20 | 2009-02-21 | Monolithic Power Systems Inc | Minimizing bond wire power losses in integrated circuit full bridge ccfl drivers |
US7894174B2 (en) * | 2004-08-23 | 2011-02-22 | Monolithic Power Systems, Inc. | Method and apparatus for fault detection scheme for cold cathode fluorescent lamp (CCFL) integrated circuits |
TWI318084B (en) | 2004-10-13 | 2009-12-01 | Monolithic Power Systems Inc | Methods and protection schemes for driving discharge lamps in large panel applications |
TWI345430B (en) * | 2005-01-19 | 2011-07-11 | Monolithic Power Systems Inc | Method and apparatus for dc to ac power conversion for driving discharge lamps |
US7327097B2 (en) * | 2005-03-21 | 2008-02-05 | Hannstar Display Corporation | Light module with control of luminance and method for managing the luminance |
KR100617716B1 (ko) * | 2005-06-09 | 2006-08-28 | 삼성전자주식회사 | 백라이트를 제어하는 휴대 단말기 및 그 방법 |
US7439685B2 (en) * | 2005-07-06 | 2008-10-21 | Monolithic Power Systems, Inc. | Current balancing technique with magnetic integration for fluorescent lamps |
KR100735655B1 (ko) * | 2005-07-25 | 2007-07-04 | 주식회사 정관 | 엘씨디 패널의 휘도 자동 보정 장치 |
KR20070016873A (ko) | 2005-08-05 | 2007-02-08 | 삼성전자주식회사 | 백라이트 유닛, 이를 포함하는 디스플레이장치 및 그제어방법 |
US7420829B2 (en) | 2005-08-25 | 2008-09-02 | Monolithic Power Systems, Inc. | Hybrid control for discharge lamps |
JP4039440B2 (ja) * | 2005-09-29 | 2008-01-30 | エプソンイメージングデバイス株式会社 | 液晶装置及び電気光学装置並びに電子機器 |
US7291991B2 (en) * | 2005-10-13 | 2007-11-06 | Monolithic Power Systems, Inc. | Matrix inverter for driving multiple discharge lamps |
CN1953631A (zh) * | 2005-10-17 | 2007-04-25 | 美国芯源系统股份有限公司 | 一种适合冷阴极荧光灯背光应用的直流/交流电源装置 |
US7423384B2 (en) | 2005-11-08 | 2008-09-09 | Monolithic Power Systems, Inc. | Lamp voltage feedback system and method for open lamp protection and shorted lamp protection |
TWI293543B (en) * | 2005-12-07 | 2008-02-11 | Ind Tech Res Inst | Illumination brightness and color control system and method thereof |
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TWI316217B (en) * | 2005-12-23 | 2009-10-21 | Innolux Display Corp | Display device and control method |
US7619371B2 (en) * | 2006-04-11 | 2009-11-17 | Monolithic Power Systems, Inc. | Inverter for driving backlight devices in a large LCD panel |
US7804254B2 (en) * | 2006-04-19 | 2010-09-28 | Monolithic Power Systems, Inc. | Method and circuit for short-circuit and over-current protection in a discharge lamp system |
US7420337B2 (en) * | 2006-05-31 | 2008-09-02 | Monolithic Power Systems, Inc. | System and method for open lamp protection |
TWI346318B (en) * | 2006-07-14 | 2011-08-01 | Chimei Innolux Corp | Lcd display and backlight apparatus and method for driving thereof |
KR20080061686A (ko) * | 2006-12-28 | 2008-07-03 | 삼성전자주식회사 | 백라이트 어셈블리와 이의 구동 방법 그리고 이를 구비하는액정 표시 장치 |
KR100855472B1 (ko) * | 2007-02-07 | 2008-09-01 | 삼성전자주식회사 | 저전력 구동 장치 및 방법 |
CN101295084B (zh) * | 2007-04-25 | 2012-02-29 | 北京京东方光电科技有限公司 | 用于面板检测的背光源亮度自动调节系统及方法 |
KR101234413B1 (ko) * | 2007-04-26 | 2013-02-18 | 삼성메디슨 주식회사 | 디스플레이부의 화면 밝기를 조절하는 시스템 및 방법 |
KR20080101680A (ko) | 2007-05-18 | 2008-11-21 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 액정 표시장치, 전자 기기, 및 그의 구동방법 |
GB2458095A (en) * | 2007-06-15 | 2009-09-09 | Sharp Kk | Solid state illumination system with elements employed as both light source and light sensor |
EP2043081A3 (en) * | 2007-09-27 | 2010-04-14 | TPO Displays Corp. | Display devices with ambient light sensing |
JP4475312B2 (ja) * | 2007-10-01 | 2010-06-09 | エプソンイメージングデバイス株式会社 | 液晶表示装置及び電子機器 |
KR101392925B1 (ko) * | 2007-10-23 | 2014-05-09 | 엘지전자 주식회사 | 이동 단말기 및 그의 백라이트 조명 제어 장치 |
CN101453818B (zh) * | 2007-11-29 | 2014-03-19 | 杭州茂力半导体技术有限公司 | 放电灯的电路保护和调节装置 |
US8379060B2 (en) | 2007-12-25 | 2013-02-19 | Intel Corporation | Device, system, and method of display calibration |
KR20100069505A (ko) * | 2008-12-16 | 2010-06-24 | 삼성에스디아이 주식회사 | 터치 스크린의 기능을 갖는 표시장치 |
US8411020B2 (en) * | 2009-01-14 | 2013-04-02 | Unitech Electronics Co., Ltd. | Hysteresis-type controlling method for backlight of portable electronic device |
CN102300379B (zh) * | 2010-06-24 | 2014-12-17 | 昂宝电子(上海)有限公司 | 用于调节冷阴极荧光灯的亮度的系统和方法 |
US9001086B1 (en) * | 2011-06-08 | 2015-04-07 | Amazon Technologies, Inc. | Display illumination with light-based touch sensing |
JP5242752B2 (ja) * | 2011-09-16 | 2013-07-24 | 株式会社東芝 | 画像処理装置 |
CN102693709B (zh) * | 2012-05-09 | 2015-05-27 | 安徽师范大学 | 一种显示装置的亮度调节方法 |
GB2502566A (en) * | 2012-05-31 | 2013-12-04 | Ibm | Display brightness adjustment |
US8933916B1 (en) | 2012-06-26 | 2015-01-13 | Jeffrey B. Doar | Ambient light sensing for display |
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CN105867042B (zh) * | 2016-06-27 | 2019-04-02 | 京东方科技集团股份有限公司 | 一种智能反光调节装置、其调节方法及防眩后视镜 |
KR102501676B1 (ko) | 2016-07-07 | 2023-02-21 | 삼성전자주식회사 | 눈부심 현상이 개선된 디스플레이장치 및 그 제어방법 |
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CN106683639A (zh) * | 2017-01-19 | 2017-05-17 | 明基电通有限公司 | 自动调整亮度的显示系统及方法 |
CN107240380A (zh) * | 2017-07-19 | 2017-10-10 | 广州捷宝电子科技股份有限公司 | 保护膜、lcd屏及显示调节方法 |
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US20230138625A1 (en) * | 2020-02-21 | 2023-05-04 | Eizo Corporation | Method for detecting emitted light from display screen and display apparatus |
CN111785230B (zh) * | 2020-06-22 | 2022-07-26 | Oppo广东移动通信有限公司 | 一种亮度调节方法及终端、存储介质 |
CN112669764B (zh) * | 2020-12-25 | 2021-09-14 | 深圳市金研微科技有限公司 | 一种显示器亮度均匀型调节方法 |
KR20230058826A (ko) * | 2021-10-25 | 2023-05-03 | 엘지전자 주식회사 | 영상표시기기 및 그 제어 방법 |
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CN1898997A (zh) * | 2003-11-03 | 2007-01-17 | 美国芯源系统股份有限公司 | 具有用于驱动器控制的集成光敏元件的光源驱动器 |
CN1614680A (zh) | 2003-11-04 | 2005-05-11 | 南京Lg同创彩色显示系统有限责任公司 | 液晶显示器亮度安定化装置和控制方法 |
US7477228B2 (en) * | 2003-12-22 | 2009-01-13 | Intel Corporation | Method and apparatus for characterizing and/or predicting display backlight response latency |
-
2004
- 2004-01-09 US US10/754,987 patent/US8040341B2/en not_active Expired - Fee Related
- 2004-11-30 KR KR1020040099006A patent/KR20050073518A/ko not_active Application Discontinuation
- 2004-12-20 JP JP2004368294A patent/JP2005196165A/ja active Pending
- 2004-12-28 TW TW093140955A patent/TWI254273B/zh not_active IP Right Cessation
-
2005
- 2005-01-10 CN CNU2005200006019U patent/CN2788297Y/zh not_active Expired - Fee Related
- 2005-01-10 CN CNA2005100005608A patent/CN1680999A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US8040341B2 (en) | 2011-10-18 |
TWI254273B (en) | 2006-05-01 |
US20050151716A1 (en) | 2005-07-14 |
KR20050073518A (ko) | 2005-07-14 |
JP2005196165A (ja) | 2005-07-21 |
TW200537425A (en) | 2005-11-16 |
CN1680999A (zh) | 2005-10-12 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
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