DE69939702D1 - Verfahren und gerät zum nachweisen und vermindern von farbartefakten in bildern - Google Patents
Verfahren und gerät zum nachweisen und vermindern von farbartefakten in bildernInfo
- Publication number
- DE69939702D1 DE69939702D1 DE69939702T DE69939702T DE69939702D1 DE 69939702 D1 DE69939702 D1 DE 69939702D1 DE 69939702 T DE69939702 T DE 69939702T DE 69939702 T DE69939702 T DE 69939702T DE 69939702 D1 DE69939702 D1 DE 69939702D1
- Authority
- DE
- Germany
- Prior art keywords
- display
- color
- gray scale
- pixel
- dimension
- Prior art date
- 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.)
- Expired - Lifetime
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
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
Applications Claiming Priority (3)
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 |
US09/191,173 US6243070B1 (en) | 1998-10-07 | 1998-11-13 | Method and apparatus for detecting and reducing color artifacts in images |
PCT/US1999/023497 WO2000021067A1 (en) | 1998-10-07 | 1999-10-06 | Methods and apparatus for detecting and reducing color artifacts in images |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69939702D1 true DE69939702D1 (de) | 2008-11-20 |
Family
ID=22609719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69939702T Expired - Lifetime DE69939702D1 (de) | 1998-10-07 | 1999-10-06 | Verfahren und gerät zum nachweisen und vermindern von farbartefakten in bildern |
Country Status (8)
Country | Link |
---|---|
US (4) | US6278434B1 (de) |
EP (3) | EP2015254A1 (de) |
JP (6) | JP2002526816A (de) |
CN (2) | CN101499259B (de) |
AT (1) | ATE410766T1 (de) |
AU (1) | AU1107000A (de) |
DE (1) | DE69939702D1 (de) |
WO (1) | WO2000021037A1 (de) |
Families Citing this family (211)
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US20040085277A1 (en) * | 1998-04-10 | 2004-05-06 | 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 |
US6597360B1 (en) | 1998-10-07 | 2003-07-22 | Microsoft Corporation | Automatic optimization of the position of stems of text characters |
US6356278B1 (en) * | 1998-10-07 | 2002-03-12 | Microsoft Corporation | Methods and systems for asymmeteric supersampling rasterization of image data |
GB9827944D0 (en) * | 1998-12-19 | 1999-02-10 | Secr Defence | Displays based on multiple digital bit planes |
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 |
US6750875B1 (en) * | 1999-02-01 | 2004-06-15 | Microsoft Corporation | Compression of image data associated with two-dimensional arrays of pixel sub-components |
KR100324879B1 (ko) * | 1999-02-01 | 2002-02-28 | 마찌다 가쯔히꼬 | 문자 표시 장치, 문자 표시 방법 및 기록 매체 |
US6954216B1 (en) * | 1999-08-19 | 2005-10-11 | Adobe Systems Incorporated | Device-specific color intensity settings and sub-pixel geometry |
US6563502B1 (en) * | 1999-08-19 | 2003-05-13 | Adobe Systems Incorporated | Device dependent rendering |
EP1147509A1 (de) * | 1999-11-12 | 2001-10-24 | Koninklijke Philips Electronics N.V. | Flüssigkristallanzeige mit grosser helligkeit |
US6342897B1 (en) * | 1999-12-16 | 2002-01-29 | Dynascan Technology Corporation | Method and system for compensating for non-uniform color appearance of a display due to variations of primary colors |
US7119760B2 (en) * | 2000-03-31 | 2006-10-10 | Kodak Graphic Communications Canada Company | Color image display accuracy using green-limited gamma estimate |
US20030091229A1 (en) * | 2000-03-31 | 2003-05-15 | Imation Corp. | Color image display accuracy using comparison of complex shapes to reference background |
US20020001096A1 (en) * | 2000-04-28 | 2002-01-03 | Kenro Hama | Image processor for detecting specified pattern |
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-
1998
- 1998-10-07 US US09/168,013 patent/US6278434B1/en not_active Expired - Lifetime
- 1998-11-13 US US09/191,181 patent/US6577291B2/en not_active Expired - Lifetime
- 1998-11-13 US US09/191,173 patent/US6243070B1/en not_active Expired - Lifetime
-
1999
- 1999-10-06 JP JP2000575088A patent/JP2002526816A/ja not_active Withdrawn
- 1999-10-06 DE DE69939702T patent/DE69939702D1/de not_active Expired - Lifetime
- 1999-10-06 JP JP2000575112A patent/JP4727817B2/ja not_active Expired - Lifetime
- 1999-10-06 CN CN2009101285731A patent/CN101499259B/zh not_active Expired - Lifetime
- 1999-10-06 EP EP08163119A patent/EP2015254A1/de not_active Ceased
- 1999-10-06 CN CNB998118761A patent/CN100483461C/zh not_active Expired - Lifetime
- 1999-10-06 AU AU11070/00A patent/AU1107000A/en not_active Abandoned
- 1999-10-06 EP EP99954812A patent/EP1127335A4/de not_active Ceased
- 1999-10-06 EP EP06000484A patent/EP1666956A3/de not_active Ceased
- 1999-10-06 AT AT99954800T patent/ATE410766T1/de not_active IP Right Cessation
- 1999-10-06 WO PCT/US1999/023553 patent/WO2000021037A1/en not_active Application Discontinuation
-
2003
- 2003-05-06 US US10/430,724 patent/US6693615B2/en not_active Expired - Lifetime
-
2010
- 2010-03-16 JP JP2010058611A patent/JP5599629B2/ja not_active Expired - Lifetime
-
2011
- 2011-09-16 JP JP2011203465A patent/JP2012037897A/ja not_active Withdrawn
-
2015
- 2015-04-02 JP JP2015075840A patent/JP2015156033A/ja not_active Withdrawn
-
2017
- 2017-10-30 JP JP2017209138A patent/JP2018032041A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP5599629B2 (ja) | 2014-10-01 |
CN1326575A (zh) | 2001-12-12 |
CN100483461C (zh) | 2009-04-29 |
WO2000021037A1 (en) | 2000-04-13 |
JP2010191441A (ja) | 2010-09-02 |
US6243070B1 (en) | 2001-06-05 |
ATE410766T1 (de) | 2008-10-15 |
JP2015156033A (ja) | 2015-08-27 |
EP1127335A4 (de) | 2002-11-13 |
US20020093476A1 (en) | 2002-07-18 |
JP4727817B2 (ja) | 2011-07-20 |
US6577291B2 (en) | 2003-06-10 |
CN101499259B (zh) | 2013-07-17 |
US6278434B1 (en) | 2001-08-21 |
US6693615B2 (en) | 2004-02-17 |
CN101499259A (zh) | 2009-08-05 |
EP2015254A1 (de) | 2009-01-14 |
AU1107000A (en) | 2000-04-26 |
EP1666956A3 (de) | 2008-11-05 |
US20030193515A1 (en) | 2003-10-16 |
EP1127335A1 (de) | 2001-08-29 |
EP1666956A2 (de) | 2006-06-07 |
JP2018032041A (ja) | 2018-03-01 |
JP2012037897A (ja) | 2012-02-23 |
JP2002526816A (ja) | 2002-08-20 |
JP2002526817A (ja) | 2002-08-20 |
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