CN101751866B - 用于面板显示装置的背光亮度控制 - Google Patents
用于面板显示装置的背光亮度控制 Download PDFInfo
- Publication number
- CN101751866B CN101751866B CN200910260502.7A CN200910260502A CN101751866B CN 101751866 B CN101751866 B CN 101751866B CN 200910260502 A CN200910260502 A CN 200910260502A CN 101751866 B CN101751866 B CN 101751866B
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- Prior art keywords
- backlight
- brightness
- control signal
- data
- frame period
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- 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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- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/12—Controlling the intensity of the light using optical feedback
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/32—Pulse-control circuits
- H05B45/325—Pulse-width modulation [PWM]
-
- 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
- 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
-
- 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
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008319692A JP5307527B2 (ja) | 2008-12-16 | 2008-12-16 | 表示装置、表示パネルドライバ、及びバックライト駆動方法 |
JP2008-319692 | 2008-12-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101751866A CN101751866A (zh) | 2010-06-23 |
CN101751866B true CN101751866B (zh) | 2014-06-25 |
Family
ID=42284328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910260502.7A Active CN101751866B (zh) | 2008-12-16 | 2009-12-16 | 用于面板显示装置的背光亮度控制 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8358264B2 (zh) |
JP (1) | JP5307527B2 (zh) |
CN (1) | CN101751866B (zh) |
Families Citing this family (62)
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KR101651270B1 (ko) * | 2009-12-24 | 2016-08-29 | 삼성디스플레이 주식회사 | 입체 영상 표시 장치 및 그 구동 방법 |
KR101366964B1 (ko) * | 2009-12-30 | 2014-02-24 | 엘지디스플레이 주식회사 | 액정표시장치 |
US9490792B2 (en) * | 2010-02-10 | 2016-11-08 | Freescale Semiconductor, Inc. | Pulse width modulation with effective high duty resolution |
CN101872597A (zh) * | 2010-07-21 | 2010-10-27 | 福建捷联电子有限公司 | 智能控制亮度感应的方法 |
KR20120020843A (ko) * | 2010-08-31 | 2012-03-08 | 삼성전자주식회사 | 디스플레이장치 및 이에 구비된 백라이트를 구동하는 구동회로장치 |
US8599915B2 (en) | 2011-02-11 | 2013-12-03 | Freescale Semiconductor, Inc. | Phase-shifted pulse width modulation signal generation device and method therefor |
JP2012203192A (ja) * | 2011-03-25 | 2012-10-22 | Japan Display West Co Ltd | 表示装置および照明装置 |
US8957834B2 (en) * | 2011-05-13 | 2015-02-17 | Innolux Corporation | Timing controller with frequency modulation, converter with frequency modulation for scanning-based backlight unit module, and control system for 3D display |
US8654068B2 (en) | 2011-07-15 | 2014-02-18 | Apple Inc. | Enhanced resolution of luminance levels in a backlight unit of a display device |
JP5270730B2 (ja) * | 2011-08-03 | 2013-08-21 | シャープ株式会社 | 映像表示装置 |
CN103918022B (zh) * | 2011-11-11 | 2016-10-12 | 杜比实验室特许公司 | 用于显示器的背光以及显示系统 |
TWI451398B (zh) * | 2011-12-12 | 2014-09-01 | Mstar Semiconductor Inc | 節能顯示的方法與相關裝置 |
CN103177707B (zh) * | 2011-12-26 | 2015-06-03 | 晨星软件研发(深圳)有限公司 | 节能显示的方法与相关装置 |
PT2858269T (pt) | 2012-05-24 | 2018-05-28 | Panasonic Ip Corp America | Método de comunicação de informações |
KR101943417B1 (ko) * | 2012-06-11 | 2019-04-17 | 삼성전자주식회사 | 영상표시장치, 영상표시방법, 발광소자 구동장치 및 발광소자 구동방법 |
JP6131579B2 (ja) * | 2012-11-28 | 2017-05-24 | セイコーエプソン株式会社 | 表示装置及び表示装置の制御方法 |
US8988574B2 (en) | 2012-12-27 | 2015-03-24 | Panasonic Intellectual Property Corporation Of America | Information communication method for obtaining information using bright line image |
US9560284B2 (en) | 2012-12-27 | 2017-01-31 | Panasonic Intellectual Property Corporation Of America | Information communication method for obtaining information specified by striped pattern of bright lines |
CN104956609B (zh) | 2012-12-27 | 2017-11-24 | 松下电器(美国)知识产权公司 | 信息通信方法和信息通信装置 |
US9087349B2 (en) | 2012-12-27 | 2015-07-21 | Panasonic Intellectual Property Corporation Of America | Information communication method |
US9088360B2 (en) | 2012-12-27 | 2015-07-21 | Panasonic Intellectual Property Corporation Of America | Information communication method |
EP2940895B1 (en) | 2012-12-27 | 2020-01-01 | Panasonic Intellectual Property Corporation of America | Video display method |
US10303945B2 (en) | 2012-12-27 | 2019-05-28 | Panasonic Intellectual Property Corporation Of America | Display method and display apparatus |
US10530486B2 (en) | 2012-12-27 | 2020-01-07 | Panasonic Intellectual Property Corporation Of America | Transmitting method, transmitting apparatus, and program |
US10523876B2 (en) | 2012-12-27 | 2019-12-31 | Panasonic Intellectual Property Corporation Of America | Information communication method |
US9252878B2 (en) | 2012-12-27 | 2016-02-02 | Panasonic Intellectual Property Corporation Of America | Information communication method |
US10951310B2 (en) | 2012-12-27 | 2021-03-16 | Panasonic Intellectual Property Corporation Of America | Communication method, communication device, and transmitter |
JP6328060B2 (ja) | 2012-12-27 | 2018-05-23 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 表示方法 |
US8922666B2 (en) | 2012-12-27 | 2014-12-30 | Panasonic Intellectual Property Corporation Of America | Information communication method |
SG10201609857SA (en) | 2012-12-27 | 2017-01-27 | Panasonic Ip Corp America | Information communication method |
US9608725B2 (en) | 2012-12-27 | 2017-03-28 | Panasonic Intellectual Property Corporation Of America | Information processing program, reception program, and information processing apparatus |
US9608727B2 (en) | 2012-12-27 | 2017-03-28 | Panasonic Intellectual Property Corporation Of America | Switched pixel visible light transmitting method, apparatus and program |
JP5702825B2 (ja) * | 2013-04-22 | 2015-04-15 | ファナック株式会社 | 液晶表示装置のledバックライトのドライバ回路 |
JP2015194607A (ja) * | 2014-03-31 | 2015-11-05 | 株式会社ジャパンディスプレイ | 表示装置及び表示装置の駆動方法 |
CN105208191B (zh) * | 2015-08-13 | 2019-02-12 | 小米科技有限责任公司 | 模式切换方法及装置 |
CN105185327B (zh) * | 2015-09-01 | 2018-02-06 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105185328B (zh) | 2015-09-01 | 2018-01-09 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105139809B (zh) * | 2015-09-01 | 2018-06-12 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105047142B (zh) | 2015-09-01 | 2017-11-24 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105161064B (zh) | 2015-09-17 | 2018-06-26 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105118474B (zh) | 2015-10-16 | 2017-11-07 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
CN105185353B (zh) | 2015-10-16 | 2018-05-18 | 青岛海信电器股份有限公司 | 液晶显示亮度控制方法和装置以及液晶显示设备 |
DE102015122665A1 (de) * | 2015-12-23 | 2017-06-29 | Hella Kgaa Hueck & Co. | Leuchtdiodenanordnung, sowie Verfahren zur Dimmung einer Leuchtdiode einer Leuchtdiodenanordnung |
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CN106205521B (zh) * | 2016-07-08 | 2018-10-23 | 武汉华星光电技术有限公司 | 一种显示面板的驱动方法及驱动装置 |
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CN106504717B (zh) | 2016-12-27 | 2018-01-12 | 惠科股份有限公司 | 一种显示装置的驱动方法及显示装置 |
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CN107424573B (zh) * | 2017-07-31 | 2019-09-10 | 明基智能科技(上海)有限公司 | 显示影像的方法及显示系统 |
CN107613206A (zh) * | 2017-09-28 | 2018-01-19 | 努比亚技术有限公司 | 一种图像处理方法、移动终端及计算机可读存储介质 |
EP3517906B1 (en) * | 2018-01-30 | 2022-10-05 | ams AG | Method for sensing light |
CN108877738A (zh) * | 2018-06-20 | 2018-11-23 | 广东美的环境电器制造有限公司 | 显示面板辉度控制方法和电路、取暖器 |
CN109166521B (zh) * | 2018-09-27 | 2020-10-02 | 武汉天马微电子有限公司 | 有机发光显示面板的驱动方法、驱动芯片和显示装置 |
JP2020204698A (ja) * | 2019-06-17 | 2020-12-24 | 株式会社ジャパンディスプレイ | 表示装置 |
CN110503925A (zh) * | 2019-09-02 | 2019-11-26 | 深圳利亚德光电有限公司 | 显示屏的背光亮度的调节方法、装置、存储介质和处理器 |
CN112669741B (zh) * | 2019-10-16 | 2023-01-03 | 北京小米移动软件有限公司 | 发光控制方法及装置、电子设备 |
TWI729742B (zh) * | 2020-03-23 | 2021-06-01 | 友達光電股份有限公司 | 顯示裝置 |
KR20230047156A (ko) * | 2020-08-06 | 2023-04-06 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 디스플레이 디바이스의 블랭크 서브필드 구동 방법 |
CN113129845B (zh) * | 2021-04-12 | 2022-07-29 | Tcl华星光电技术有限公司 | 一种背光驱动方法及显示面板 |
CN113870804B (zh) * | 2021-10-18 | 2022-05-03 | 北京显芯科技有限公司 | 背光控制系统、方法、设备及存储介质 |
CN117769737A (zh) * | 2022-07-25 | 2024-03-26 | 京东方科技集团股份有限公司 | 背光模组及其驱动方法、显示面板、显示装置 |
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CN1400488A (zh) * | 2001-07-27 | 2003-03-05 | 恩益禧三菱电机视讯有限公司 | 液晶显示装置 |
CN101059609A (zh) * | 2006-04-19 | 2007-10-24 | 索尼株式会社 | 驱动液晶显示组件的方法 |
CN101135792A (zh) * | 2006-08-30 | 2008-03-05 | 恩益禧电子股份有限公司 | 移动终端和显示面板驱动器 |
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JP2008164749A (ja) * | 2006-12-27 | 2008-07-17 | Mitsubishi Electric Corp | 画像表示装置および画像表示方法 |
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2008
- 2008-12-16 JP JP2008319692A patent/JP5307527B2/ja active Active
-
2009
- 2009-12-15 US US12/654,268 patent/US8358264B2/en active Active
- 2009-12-16 CN CN200910260502.7A patent/CN101751866B/zh active Active
Patent Citations (3)
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CN1400488A (zh) * | 2001-07-27 | 2003-03-05 | 恩益禧三菱电机视讯有限公司 | 液晶显示装置 |
CN101059609A (zh) * | 2006-04-19 | 2007-10-24 | 索尼株式会社 | 驱动液晶显示组件的方法 |
CN101135792A (zh) * | 2006-08-30 | 2008-03-05 | 恩益禧电子股份有限公司 | 移动终端和显示面板驱动器 |
Also Published As
Publication number | Publication date |
---|---|
CN101751866A (zh) | 2010-06-23 |
JP5307527B2 (ja) | 2013-10-02 |
US20100164922A1 (en) | 2010-07-01 |
JP2010145488A (ja) | 2010-07-01 |
US8358264B2 (en) | 2013-01-22 |
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Owner name: SYNAPTICS DISPLAY DEVICES K. K. Free format text: FORMER NAME: SYNAPTICS DISPLAY DEVICE, K. K. Owner name: SYNAPTICS DISPLAY DEVICE, K. K. Free format text: FORMER NAME: RENESAS SP DRIVERS INC. |
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Address after: Kanagawa, Japan Patentee after: Synaptics Japan G.K. Address before: Kanagawa, Japan Patentee before: Synaptics Japan G.K. Address after: Kanagawa, Japan Patentee after: Synaptics Japan G.K. Address before: Kanagawa, Japan Patentee before: Synaptics Display Devices G.K. |
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Address after: Tokyo, Japan Patentee after: Synaptics Japan G.K. Address before: Kanagawa, Japan Patentee before: Synaptics Japan G.K. |
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Address after: Tokyo, Japan Patentee after: Synaptics Japan G.K. Address before: Tokyo, Japan Patentee before: Synaptics Japan G.K. |