BRPI0906812A2 - Mitigação de reluzência do lcd. - Google Patents

Mitigação de reluzência do lcd.

Info

Publication number
BRPI0906812A2
BRPI0906812A2 BRPI0906812-0A BRPI0906812A BRPI0906812A2 BR PI0906812 A2 BRPI0906812 A2 BR PI0906812A2 BR PI0906812 A BRPI0906812 A BR PI0906812A BR PI0906812 A2 BRPI0906812 A2 BR PI0906812A2
Authority
BR
Brazil
Prior art keywords
lightening
mitigation
lcd
lightening mitigation
Prior art date
Application number
BRPI0906812-0A
Other languages
English (en)
Inventor
Gregory J Ward
James Harrison
Hedge Seetzen
Mathew M Trentacoste
Original Assignee
Dolby Lab Licensing Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40409787&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0906812(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of BRPI0906812A2 publication Critical patent/BRPI0906812A2/pt

Links

Classifications

    • 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
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
    • 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
    • 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
    • G09G2320/066—Adjustment of display parameters for control of contrast
    • 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
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
BRPI0906812-0A 2008-01-09 2009-01-06 Mitigação de reluzência do lcd. BRPI0906812A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2010408P 2008-01-09 2008-01-09
PCT/US2009/030207 WO2009089211A1 (en) 2008-01-09 2009-01-06 Mitigation of lcd flare

Publications (1)

Publication Number Publication Date
BRPI0906812A2 true BRPI0906812A2 (pt) 2015-07-14

Family

ID=40409787

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0906812-0A BRPI0906812A2 (pt) 2008-01-09 2009-01-06 Mitigação de reluzência do lcd.

Country Status (8)

Country Link
US (1) US8698729B2 (pt)
EP (1) EP2240924B1 (pt)
JP (2) JP5498956B2 (pt)
CN (1) CN101911168B (pt)
BR (1) BRPI0906812A2 (pt)
DK (1) DK2240924T3 (pt)
RU (1) RU2443072C1 (pt)
WO (1) WO2009089211A1 (pt)

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US8531380B2 (en) * 2008-07-22 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for area adaptive backlight management
CN102216837B (zh) * 2008-11-14 2014-11-19 杜比实验室特许公司 一种显示器和用于显示器的图像显示方法
KR101484931B1 (ko) * 2009-04-15 2015-01-21 돌비 레버러토리즈 라이쎈싱 코오포레이션 공간 가변 백라이트들을 갖는 박형 디스플레이들
WO2011103083A1 (en) 2010-02-22 2011-08-25 Dolby Laboratories Licensing Corporation Methods and systems for reducing power consumption in dual modulation displays
US20110304597A1 (en) * 2010-06-09 2011-12-15 Apple Inc. Low power backlight for display
TWI550581B (zh) 2010-12-17 2016-09-21 杜比實驗室特許公司 用於影像顯示之方法及設備、電腦可讀儲存媒體、及計算裝置
AU2013274573B2 (en) 2012-06-15 2015-06-04 Dolby Laboratories Licensing Corporation Systems and methods for controlling dual modulation displays
US20140002769A1 (en) * 2012-06-28 2014-01-02 Shenzhen China Star Optoelectronics Technology Co., Ltd. Side-edge non-uniform duty ratio backlight driving method
CN104584113B (zh) * 2012-08-15 2017-03-08 富士胶片株式会社 显示装置
CN110177260B (zh) 2013-05-07 2021-08-03 杜比实验室特许公司 多半色调成像和双调制投影/双调制激光投影
JP6634012B2 (ja) 2013-10-20 2020-01-22 エムティティ イノベーション インコーポレイテッドＭｔｔ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃｏｒｐｏｒａｔｅｄ 光照射野プロジェクタおよび方法
CA2917585C (en) * 2014-05-15 2016-09-27 Mtt Innovation Incorporated Optimizing drive schemes for multiple projector systems
US10163408B1 (en) * 2014-09-05 2018-12-25 Pixelworks, Inc. LCD image compensation for LED backlighting
US9903563B2 (en) 2016-04-11 2018-02-27 Landscape Forms, Inc. Low glare LED luminaire
US10720091B2 (en) * 2017-02-16 2020-07-21 Microsoft Technology Licensing, Llc Content mastering with an energy-preserving bloom operator during playback of high dynamic range video
CN109448640A (zh) * 2018-10-29 2019-03-08 天津大学 一种基于lcd-led双调制高动态显示器的hdr图像显示方法
US10699673B2 (en) * 2018-11-19 2020-06-30 Facebook Technologies, Llc Apparatus, systems, and methods for local dimming in brightness-controlled environments
TWI718895B (zh) * 2020-03-10 2021-02-11 友達光電股份有限公司 顯示器的光學補償系統及其光學補償方法

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RU2139559C1 (ru) * 1997-08-04 1999-10-10 ОПТИВА, Инк. Жидкокристаллический дисплей
CN1237791C (zh) 2000-07-03 2006-01-18 图象公司 用于增强透射系统动态范围的设备和技术
US6952195B2 (en) * 2000-09-12 2005-10-04 Fuji Photo Film Co., Ltd. Image display device
CN1310059C (zh) 2001-02-27 2007-04-11 不列颠哥伦比亚大学 高动态范围显示装置
RU2226708C2 (ru) * 2001-09-21 2004-04-10 ОПТИВА, Инк. Жидкокристаллический дисплей с отражающим поляризатором
EP1453030B1 (en) * 2001-11-02 2011-06-22 Sharp Kabushiki Kaisha Image display apparatus
EP1485904B1 (en) 2002-03-13 2012-08-29 Dolby Laboratories Licensing Corporation High dynamic range display devices
US7760943B2 (en) 2003-10-02 2010-07-20 Hewlett-Packard Development Company, L.P. Method to speed-up Retinex-type algorithms
JP4628770B2 (ja) 2004-02-09 2011-02-09 株式会社日立製作所 照明装置を備えた画像表示装置及び画像表示方法
JP2005309338A (ja) 2004-04-26 2005-11-04 Mitsubishi Electric Corp 画像表示装置および画像表示方法
KR100985858B1 (ko) 2004-04-27 2010-10-08 삼성전자주식회사 액정표시장치
US7525528B2 (en) 2004-11-16 2009-04-28 Sharp Laboratories Of America, Inc. Technique that preserves specular highlights
KR101113236B1 (ko) 2005-04-26 2012-02-20 삼성전자주식회사 다이나믹한 영상을 위한 백라이트 유닛 및 이를 채용한디스플레이 장치
KR100587022B1 (ko) 2005-05-18 2006-06-08 삼성전기주식회사 디밍 회로를 갖는 ｌｅｄ 구동회로
JP2007240858A (ja) * 2006-03-08 2007-09-20 Mitsubishi Electric Corp 照明装置、映像表示装置、および映像信号制御方法
JP2007322882A (ja) 2006-06-02 2007-12-13 Sony Corp 表示装置および表示制御方法
US20070285379A1 (en) 2006-06-09 2007-12-13 Samsung Electronics Co., Ltd. Liquid crystal display and method of adjusting brightness for the same
KR100831369B1 (ko) * 2006-06-09 2008-05-21 삼성전자주식회사 표시장치용 백라이트장치 및 그 밝기조절방법
JP2008158372A (ja) * 2006-12-26 2008-07-10 Sony Corp 液晶表示装置、および液晶表示制御方法、並びにコンピュータ・プログラム
EP2162875A1 (en) * 2007-07-04 2010-03-17 Koninklijke Philips Electronics N.V. Method and system for driving a backlight in a display
JP4655079B2 (ja) 2007-11-06 2011-03-23 ソニー株式会社 液晶表示装置、液晶表示モジュールおよび液晶表示装置の駆動方法

Also Published As

Publication number Publication date
EP2240924A1 (en) 2010-10-20
RU2443072C1 (ru) 2012-02-20
US8698729B2 (en) 2014-04-15
JP5498956B2 (ja) 2014-05-21
EP2240924B1 (en) 2016-04-27
WO2009089211A1 (en) 2009-07-16
JP2013077020A (ja) 2013-04-25
DK2240924T3 (en) 2016-07-04
CN101911168A (zh) 2010-12-08
JP2011511306A (ja) 2011-04-07
US20100277515A1 (en) 2010-11-04
CN101911168B (zh) 2013-11-27

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]

Free format text: PARECER 6.20

B11E Dismissal acc. art. 34 of ipl - requirements for examination incomplete
B11T Dismissal of application maintained [chapter 11.20 patent gazette]