WO2009031661A1 - Color correction circuit and image display device using same - Google Patents
Color correction circuit and image display device using same Download PDFInfo
- Publication number
- WO2009031661A1 WO2009031661A1 PCT/JP2008/066104 JP2008066104W WO2009031661A1 WO 2009031661 A1 WO2009031661 A1 WO 2009031661A1 JP 2008066104 W JP2008066104 W JP 2008066104W WO 2009031661 A1 WO2009031661 A1 WO 2009031661A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- color correction
- display device
- image display
- same
- correction circuit
- Prior art date
Links
- 230000002708 enhancing effect Effects 0.000 abstract 1
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
- G09G3/2003—Display of colours
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
- G09G5/06—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed using colour palettes, e.g. look-up tables
-
- 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
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
-
- 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
- G09G2320/0242—Compensation of deficiencies in the appearance of colours
-
- 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
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/06—Colour space transformation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008801059109A CN101796572B (en) | 2007-09-06 | 2008-09-05 | Color correction circuit and image display device using same |
US12/675,330 US8594421B2 (en) | 2007-09-06 | 2008-09-05 | Color correction circuit and image display apparatus using same |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007230953 | 2007-09-06 | ||
JP2007-230953 | 2007-09-06 | ||
JP2008-225251 | 2008-09-02 | ||
JP2008225251A JP5023024B2 (en) | 2007-09-06 | 2008-09-02 | Color correction circuit and image display apparatus using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009031661A1 true WO2009031661A1 (en) | 2009-03-12 |
Family
ID=40428973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/066104 WO2009031661A1 (en) | 2007-09-06 | 2008-09-05 | Color correction circuit and image display device using same |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2009031661A1 (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000316095A (en) * | 1999-04-30 | 2000-11-14 | Matsushita Research Institute Tokyo Inc | Picture processor and picture processing method |
JP2006093753A (en) * | 2004-09-21 | 2006-04-06 | Hitachi Ltd | Video display |
WO2006095496A1 (en) * | 2005-03-10 | 2006-09-14 | Sharp Kabushiki Kaisha | Color changing device, program, image display, and portable terminal |
JP2006267140A (en) * | 2005-03-22 | 2006-10-05 | Hitachi Ltd | Video processing device and portable terminal apparatus |
JP2006311179A (en) * | 2005-04-28 | 2006-11-09 | Hitachi Ltd | Video display device, video signal processing circuit for use in the same, and method for controlling degree of color saturation of video signal |
JP2007017862A (en) * | 2005-07-11 | 2007-01-25 | Mitsubishi Electric Corp | Image display device |
-
2008
- 2008-09-05 WO PCT/JP2008/066104 patent/WO2009031661A1/en active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000316095A (en) * | 1999-04-30 | 2000-11-14 | Matsushita Research Institute Tokyo Inc | Picture processor and picture processing method |
JP2006093753A (en) * | 2004-09-21 | 2006-04-06 | Hitachi Ltd | Video display |
WO2006095496A1 (en) * | 2005-03-10 | 2006-09-14 | Sharp Kabushiki Kaisha | Color changing device, program, image display, and portable terminal |
JP2006267140A (en) * | 2005-03-22 | 2006-10-05 | Hitachi Ltd | Video processing device and portable terminal apparatus |
JP2006311179A (en) * | 2005-04-28 | 2006-11-09 | Hitachi Ltd | Video display device, video signal processing circuit for use in the same, and method for controlling degree of color saturation of video signal |
JP2007017862A (en) * | 2005-07-11 | 2007-01-25 | Mitsubishi Electric Corp | Image display device |
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