WO2000021037A1 - Gray scale and color display methods and apparatus - Google Patents
Gray scale and color display methods and apparatus Download PDFInfo
- Publication number
- WO2000021037A1 WO2000021037A1 PCT/US1999/023553 US9923553W WO0021037A1 WO 2000021037 A1 WO2000021037 A1 WO 2000021037A1 US 9923553 W US9923553 W US 9923553W WO 0021037 A1 WO0021037 A1 WO 0021037A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display
- color
- display device
- pixel
- filter
- Prior art date
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Classifications
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
- G09G5/24—Generation of individual character patterns
- G09G5/28—Generation of individual character patterns for enhancement of character form, e.g. smoothing
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- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
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- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
- G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
- G06T3/4015—Demosaicing, e.g. colour filter array [CFA], Bayer pattern
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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
- G09G3/36—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
- G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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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
- 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
-
- 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
- G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
- G09G5/24—Generation of individual character patterns
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/02—Composition of display devices
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0235—Field-sequential colour display
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
-
- 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
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
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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
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0457—Improvement of perceived resolution by subpixel rendering
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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
- G09G3/2007—Display of intermediate tones
- G09G3/2011—Display of intermediate tones by amplitude modulation
-
- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2074—Display of intermediate tones using sub-pixels
-
- 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
- G09G5/20—Function-generator circuits, e.g. circle generators line or curve smoothing circuits
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU11070/00A AU1107000A (en) | 1998-10-07 | 1999-10-06 | Gray scale and color display methods and apparatus |
JP2000575088A JP2002526816A (en) | 1998-10-07 | 1999-10-06 | Gray scale and color display method and apparatus |
EP99954812A EP1127335A4 (en) | 1998-10-07 | 1999-10-06 | Gray scale and color display methods and apparatus |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/168,013 US6278434B1 (en) | 1998-10-07 | 1998-10-07 | Non-square scaling of image data to be mapped to pixel sub-components |
US09/168,013 | 1998-10-07 | ||
US09/191,181 US6577291B2 (en) | 1998-10-07 | 1998-11-13 | Gray scale and color display methods and apparatus |
US09/191,181 | 1998-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000021037A1 true WO2000021037A1 (en) | 2000-04-13 |
Family
ID=22609719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/023553 WO2000021037A1 (en) | 1998-10-07 | 1999-10-06 | Gray scale and color display methods and apparatus |
Country Status (8)
Country | Link |
---|---|
US (4) | US6278434B1 (en) |
EP (3) | EP2015254A1 (en) |
JP (6) | JP4727817B2 (en) |
CN (2) | CN101499259B (en) |
AT (1) | ATE410766T1 (en) |
AU (1) | AU1107000A (en) |
DE (1) | DE69939702D1 (en) |
WO (1) | WO2000021037A1 (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001078053A2 (en) * | 2000-04-10 | 2001-10-18 | Microsoft Corporation | Automatic optimization of the position of stems of text characters |
WO2001078056A1 (en) * | 2000-04-10 | 2001-10-18 | Microsoft Corporation | Methods and systems for asymmetric supersampling rasterization of image data |
EP1239447A1 (en) * | 2001-03-02 | 2002-09-11 | Eastman Kodak Company | Flat panel display |
KR100363965B1 (en) * | 2000-11-16 | 2002-12-11 | 이성수 | Method of optimizing color image for 4 gray-level display |
WO2003007062A1 (en) * | 2001-07-10 | 2003-01-23 | Koninklijke Philips Electronics N.V. | Colour liquid crystal display device with electrically switchable colour filters |
JP2004538523A (en) * | 2001-08-08 | 2004-12-24 | クレアボワイヤント インコーポレーテッド | Method and system for sub-pixel rendering with gamma adjustment and adaptive filtering |
US7136083B2 (en) | 2000-07-19 | 2006-11-14 | Matsushita Electric Industrial Co., Ltd. | Display method by using sub-pixels |
US7518610B2 (en) | 2004-01-27 | 2009-04-14 | Fujitsu Limited | Display apparatus, display control apparatus, display method, and computer-readable recording medium recording display control program |
US8405692B2 (en) | 2001-12-14 | 2013-03-26 | Samsung Display Co., Ltd. | Color flat panel display arrangements and layouts with reduced blue luminance well visibility |
TWI466078B (en) * | 2001-12-14 | 2014-12-21 | Samsung Display Co Ltd | Improvements to color flat panel display sub-pixel arrangements and layouts with reduced blue luminance well visibility |
CN113724659A (en) * | 2020-05-24 | 2021-11-30 | 联詠科技股份有限公司 | Display method and processor |
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US20040085277A1 (en) * | 1998-04-10 | 2004-05-06 | Fuji Photo Film Co., Ltd. | Monochromatic image display system |
US7110011B2 (en) * | 1998-04-10 | 2006-09-19 | Fuji Photo Film Co., Ltd. | Monochromatic image display system |
US6278434B1 (en) * | 1998-10-07 | 2001-08-21 | Microsoft Corporation | Non-square scaling of image data to be mapped to pixel sub-components |
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US6393145B2 (en) * | 1999-01-12 | 2002-05-21 | Microsoft Corporation | Methods apparatus and data structures for enhancing the resolution of images to be rendered on patterned display devices |
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Also Published As
Publication number | Publication date |
---|---|
US6278434B1 (en) | 2001-08-21 |
JP2010191441A (en) | 2010-09-02 |
EP1666956A2 (en) | 2006-06-07 |
CN100483461C (en) | 2009-04-29 |
CN101499259B (en) | 2013-07-17 |
US6243070B1 (en) | 2001-06-05 |
JP2012037897A (en) | 2012-02-23 |
EP1127335A1 (en) | 2001-08-29 |
EP2015254A1 (en) | 2009-01-14 |
JP5599629B2 (en) | 2014-10-01 |
EP1127335A4 (en) | 2002-11-13 |
JP2015156033A (en) | 2015-08-27 |
CN101499259A (en) | 2009-08-05 |
ATE410766T1 (en) | 2008-10-15 |
US6577291B2 (en) | 2003-06-10 |
AU1107000A (en) | 2000-04-26 |
US20020093476A1 (en) | 2002-07-18 |
JP2018032041A (en) | 2018-03-01 |
JP2002526817A (en) | 2002-08-20 |
EP1666956A3 (en) | 2008-11-05 |
US6693615B2 (en) | 2004-02-17 |
US20030193515A1 (en) | 2003-10-16 |
JP2002526816A (en) | 2002-08-20 |
JP4727817B2 (en) | 2011-07-20 |
CN1326575A (en) | 2001-12-12 |
DE69939702D1 (en) | 2008-11-20 |
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