WO2008126904A1 - 映像表示装置 - Google Patents
映像表示装置 Download PDFInfo
- Publication number
- WO2008126904A1 WO2008126904A1 PCT/JP2008/057104 JP2008057104W WO2008126904A1 WO 2008126904 A1 WO2008126904 A1 WO 2008126904A1 JP 2008057104 W JP2008057104 W JP 2008057104W WO 2008126904 A1 WO2008126904 A1 WO 2008126904A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- luminance
- low
- pulse
- display device
- video display
- Prior art date
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
- G09G3/36—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
-
- 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
- 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
- G09G3/3406—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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Abstract
バックライトを高輝度なパルス(高輝度部)で点灯させるとともに、その非点灯区間も低輝度なパルス(低輝度部)で1フレーム内フルデューティで点灯させる。このように、バーストパルスを高輝度部と低輝度部の複合構成とすることにより、低輝度高デューティによる動きボケした映像の上に、くっきりした輪郭の高輝度画像を重ねることができ、高輝度画像時の輝度劣化を低減させることができるとともに、音鳴きも低減させることができる。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007103977A JP2010141370A (ja) | 2007-04-11 | 2007-04-11 | 映像表示装置および方法およびこれに組み込まれる信号処理回路および液晶バックライト駆動装置 |
JP2007-103976 | 2007-04-11 | ||
JP2007103976A JP2010139517A (ja) | 2007-04-11 | 2007-04-11 | 映像表示装置および方法およびこれに組み込まれる信号処理回路および液晶バックライト駆動装置 |
JP2007-103977 | 2007-04-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2008126904A1 true WO2008126904A1 (ja) | 2008-10-23 |
WO2008126904A9 WO2008126904A9 (ja) | 2009-11-26 |
Family
ID=39863999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/057104 WO2008126904A1 (ja) | 2007-04-11 | 2008-04-10 | 映像表示装置 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2008126904A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010103424A1 (en) * | 2009-03-09 | 2010-09-16 | Koninklijke Philips Electronics N.V. | Anti-blur apparatus for e. g. backlight of liquid crystal display |
EP2284827A1 (en) * | 2009-07-15 | 2011-02-16 | Trident Microsystems (Far East) Ltd. | Backlight unit and control method for the same |
JP2011059379A (ja) * | 2009-09-10 | 2011-03-24 | Toshiba Corp | 映像表示装置及び映像表示方法 |
WO2011058713A1 (ja) * | 2009-11-13 | 2011-05-19 | パナソニック株式会社 | 表示装置及び表示方法 |
CN102708806A (zh) * | 2009-01-29 | 2012-10-03 | 索尼公司 | 液晶显示装置和液晶显示装置的驱动方法 |
CN102947407A (zh) * | 2010-06-18 | 2013-02-27 | 曙制动器工业株式会社 | 摩擦材料 |
EP2328353B1 (en) * | 2009-11-30 | 2020-10-28 | III Holdings 6, LLC | 3D display |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07211472A (ja) * | 1994-01-24 | 1995-08-11 | Hitachi Media Electron:Kk | 点灯装置 |
JP2003255913A (ja) * | 2002-03-05 | 2003-09-10 | Seiko Epson Corp | 輝度制御装置およびモニタ装置 |
WO2004053826A1 (ja) * | 2002-12-06 | 2004-06-24 | Sharp Kabushiki Kaisha | 液晶表示装置 |
JP2005070656A (ja) * | 2003-08-27 | 2005-03-17 | Hitachi Ltd | 映像表示装置、それに用いる表示部駆動回路及び映像表示方法 |
JP2005258403A (ja) * | 2004-02-09 | 2005-09-22 | Hitachi Ltd | 照明装置とこれを備えた画像表示装置及び画像表示方法 |
JP2005266751A (ja) * | 2004-02-19 | 2005-09-29 | Sharp Corp | 映像表示装置 |
-
2008
- 2008-04-10 WO PCT/JP2008/057104 patent/WO2008126904A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07211472A (ja) * | 1994-01-24 | 1995-08-11 | Hitachi Media Electron:Kk | 点灯装置 |
JP2003255913A (ja) * | 2002-03-05 | 2003-09-10 | Seiko Epson Corp | 輝度制御装置およびモニタ装置 |
WO2004053826A1 (ja) * | 2002-12-06 | 2004-06-24 | Sharp Kabushiki Kaisha | 液晶表示装置 |
JP2005070656A (ja) * | 2003-08-27 | 2005-03-17 | Hitachi Ltd | 映像表示装置、それに用いる表示部駆動回路及び映像表示方法 |
JP2005258403A (ja) * | 2004-02-09 | 2005-09-22 | Hitachi Ltd | 照明装置とこれを備えた画像表示装置及び画像表示方法 |
JP2005266751A (ja) * | 2004-02-19 | 2005-09-29 | Sharp Corp | 映像表示装置 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102708806A (zh) * | 2009-01-29 | 2012-10-03 | 索尼公司 | 液晶显示装置和液晶显示装置的驱动方法 |
WO2010103424A1 (en) * | 2009-03-09 | 2010-09-16 | Koninklijke Philips Electronics N.V. | Anti-blur apparatus for e. g. backlight of liquid crystal display |
EP2284827A1 (en) * | 2009-07-15 | 2011-02-16 | Trident Microsystems (Far East) Ltd. | Backlight unit and control method for the same |
JP2011059379A (ja) * | 2009-09-10 | 2011-03-24 | Toshiba Corp | 映像表示装置及び映像表示方法 |
US8462172B2 (en) | 2009-09-10 | 2013-06-11 | Kabushiki Kaisha Toshiba | Video display apparatus and video display method |
WO2011058713A1 (ja) * | 2009-11-13 | 2011-05-19 | パナソニック株式会社 | 表示装置及び表示方法 |
EP2328353B1 (en) * | 2009-11-30 | 2020-10-28 | III Holdings 6, LLC | 3D display |
CN102947407A (zh) * | 2010-06-18 | 2013-02-27 | 曙制动器工业株式会社 | 摩擦材料 |
Also Published As
Publication number | Publication date |
---|---|
WO2008126904A9 (ja) | 2009-11-26 |
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