DE69319236D1 - Verfahren zum erzeugen von schattierten farbbildern auf anzeigeschirmen. - Google Patents
Verfahren zum erzeugen von schattierten farbbildern auf anzeigeschirmen.Info
- Publication number
- DE69319236D1 DE69319236D1 DE69319236T DE69319236T DE69319236D1 DE 69319236 D1 DE69319236 D1 DE 69319236D1 DE 69319236 T DE69319236 T DE 69319236T DE 69319236 T DE69319236 T DE 69319236T DE 69319236 D1 DE69319236 D1 DE 69319236D1
- Authority
- DE
- Germany
- Prior art keywords
- pixel location
- color
- display
- given
- producing
- 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
- 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
- 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
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
-
- 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
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
- G09G3/2025—Display of intermediate tones by time modulation using two or more time intervals using sub-frames the sub-frames having all the same time duration
-
- 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
- G09G3/2044—Display of intermediate tones using dithering
- G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
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)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86503192A | 1992-04-07 | 1992-04-07 | |
PCT/US1993/003326 WO1993020549A1 (en) | 1992-04-07 | 1993-04-07 | Process for producing shaded color images on display screens |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69319236D1 true DE69319236D1 (de) | 1998-07-23 |
DE69319236T2 DE69319236T2 (de) | 1999-02-25 |
Family
ID=25344567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69319236T Expired - Lifetime DE69319236T2 (de) | 1992-04-07 | 1993-04-07 | Verfahren zum erzeugen von schattierten farbbildern auf anzeigeschirmen. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0635155B1 (de) |
JP (1) | JP2727029B2 (de) |
AT (1) | ATE167586T1 (de) |
DE (1) | DE69319236T2 (de) |
TW (1) | TW225079B (de) |
WO (1) | WO1993020549A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5818405A (en) | 1995-11-15 | 1998-10-06 | Cirrus Logic, Inc. | Method and apparatus for reducing flicker in shaded displays |
TWI556201B (zh) * | 2015-12-22 | 2016-11-01 | 友達光電股份有限公司 | 畫素組以及使用其之顯示裝置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4827255A (en) * | 1985-05-31 | 1989-05-02 | Ascii Corporation | Display control system which produces varying patterns to reduce flickering |
US5185602A (en) * | 1989-04-10 | 1993-02-09 | Cirrus Logic, Inc. | Method and apparatus for producing perception of high quality grayscale shading on digitally commanded displays |
-
1993
- 1993-04-07 WO PCT/US1993/003326 patent/WO1993020549A1/en active IP Right Grant
- 1993-04-07 EP EP93912159A patent/EP0635155B1/de not_active Expired - Lifetime
- 1993-04-07 DE DE69319236T patent/DE69319236T2/de not_active Expired - Lifetime
- 1993-04-07 AT AT93912159T patent/ATE167586T1/de active
- 1993-04-07 JP JP5517786A patent/JP2727029B2/ja not_active Expired - Fee Related
- 1993-05-10 TW TW082103623A patent/TW225079B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0635155B1 (de) | 1998-06-17 |
TW225079B (de) | 1994-06-11 |
EP0635155A4 (de) | 1995-10-11 |
JP2727029B2 (ja) | 1998-03-11 |
JPH07508839A (ja) | 1995-09-28 |
ATE167586T1 (de) | 1998-07-15 |
WO1993020549A1 (en) | 1993-10-14 |
DE69319236T2 (de) | 1999-02-25 |
EP0635155A1 (de) | 1995-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |