CN1606362A - 用于针对假轮廓和抖动噪声补偿来处理视频画面的方法 - Google Patents
用于针对假轮廓和抖动噪声补偿来处理视频画面的方法 Download PDFInfo
- Publication number
- CN1606362A CN1606362A CNA2004100831938A CN200410083193A CN1606362A CN 1606362 A CN1606362 A CN 1606362A CN A2004100831938 A CNA2004100831938 A CN A2004100831938A CN 200410083193 A CN200410083193 A CN 200410083193A CN 1606362 A CN1606362 A CN 1606362A
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- China
- Prior art keywords
- video
- level
- son
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- 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.)
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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
- 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
- G09G3/22—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 using controlled light sources
- G09G3/28—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 using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
- G09G3/288—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 using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels
- G09G3/296—Driving circuits for producing the waveforms applied to the driving electrodes
-
- 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
- G09G3/2029—Display of intermediate tones by time modulation using two or more time intervals using sub-frames the sub-frames having non-binary weights
-
- 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
- G09G2320/0266—Reduction of sub-frame artefacts
-
- 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
-
- 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
- G09G3/2007—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
-
- 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
- G09G3/22—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 using controlled light sources
- G09G3/28—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 using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
- G09G3/2803—Display of gradations
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of Gas Discharge Display Tubes (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03292464A EP1522963A1 (en) | 2003-10-07 | 2003-10-07 | Method for processing video pictures for false contours and dithering noise compensation |
EP03292464.9 | 2003-10-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1606362A true CN1606362A (zh) | 2005-04-13 |
CN100486339C CN100486339C (zh) | 2009-05-06 |
Family
ID=34307023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100831938A Expired - Fee Related CN100486339C (zh) | 2003-10-07 | 2004-09-29 | 视频画面处理方法和视频画面处理设备 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7176939B2 (zh) |
EP (1) | EP1522963A1 (zh) |
JP (1) | JP4619738B2 (zh) |
KR (1) | KR101077251B1 (zh) |
CN (1) | CN100486339C (zh) |
DE (1) | DE602004004226T2 (zh) |
TW (1) | TW200513878A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100452833C (zh) * | 2005-11-08 | 2009-01-14 | 乐金电子(南京)等离子有限公司 | 等离子显示装置及其图像处理方法 |
CN101056407B (zh) * | 2006-04-11 | 2011-09-28 | 汤姆森许可贸易公司 | 用于运动相关编码的方法和装置 |
CN101299266B (zh) * | 2006-12-20 | 2012-07-25 | 汤姆森许可贸易公司 | 用于处理视频图像的方法和装置 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101388572B1 (ko) * | 2006-04-03 | 2014-04-23 | 톰슨 라이센싱 | 플라즈마 디스플레이 패널에서 비디오 레벨을 코딩하기 위한 방법 및 디바이스 |
KR100793032B1 (ko) * | 2006-05-09 | 2008-01-10 | 엘지전자 주식회사 | 평판 디스플레이 장치 |
JP4910645B2 (ja) * | 2006-11-06 | 2012-04-04 | 株式会社日立製作所 | 画像信号処理方法、画像信号処理装置、表示装置 |
WO2008065089A2 (en) * | 2006-11-27 | 2008-06-05 | Thomson Licensing | Video pre-processing device and method, motion estimation device and method |
CA2675758C (en) * | 2007-01-19 | 2015-05-19 | Thomson Licensing | Reducing contours in digital images |
US8031967B2 (en) * | 2007-06-19 | 2011-10-04 | Microsoft Corporation | Video noise reduction |
KR20150019686A (ko) * | 2013-08-14 | 2015-02-25 | 삼성디스플레이 주식회사 | 룩업 테이블에 기반한 부분적 의사 윤관 검출 방법 및 그 장치, 그리고 이를 이용한 영상 데이터 보정 방법 |
US10452136B2 (en) | 2014-10-13 | 2019-10-22 | Thomson Licensing | Method for controlling the displaying of text for aiding reading on a display device, and apparatus adapted for carrying out the method, computer program, and computer readable storage medium |
EP3009918A1 (en) | 2014-10-13 | 2016-04-20 | Thomson Licensing | Method for controlling the displaying of text for aiding reading on a display device, and apparatus adapted for carrying out the method and computer readable storage medium |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69324513T2 (de) * | 1992-02-11 | 1999-10-21 | Eastman Kodak Co., Rochester | System zur Bildherstellung und zugeordnetes Verfahren zur Minimierung von Konturen für ein quantisiertes Digitalfarbbild |
EP0978816B1 (en) * | 1998-08-07 | 2002-02-13 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing video pictures, especially for false contour effect compensation |
US6441867B1 (en) * | 1999-10-22 | 2002-08-27 | Sharp Laboratories Of America, Incorporated | Bit-depth extension of digital displays using noise |
EP1256924B1 (en) * | 2001-05-08 | 2013-09-25 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing video pictures |
EP1262942A1 (en) * | 2001-06-01 | 2002-12-04 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing video data for a display device |
-
2003
- 2003-10-07 EP EP03292464A patent/EP1522963A1/en not_active Withdrawn
-
2004
- 2004-09-14 DE DE602004004226T patent/DE602004004226T2/de not_active Expired - Lifetime
- 2004-09-29 CN CNB2004100831938A patent/CN100486339C/zh not_active Expired - Fee Related
- 2004-10-01 TW TW093129752A patent/TW200513878A/zh unknown
- 2004-10-04 KR KR1020040078729A patent/KR101077251B1/ko active IP Right Grant
- 2004-10-05 US US10/958,514 patent/US7176939B2/en active Active
- 2004-10-05 JP JP2004292850A patent/JP4619738B2/ja not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100452833C (zh) * | 2005-11-08 | 2009-01-14 | 乐金电子(南京)等离子有限公司 | 等离子显示装置及其图像处理方法 |
CN101056407B (zh) * | 2006-04-11 | 2011-09-28 | 汤姆森许可贸易公司 | 用于运动相关编码的方法和装置 |
CN101299266B (zh) * | 2006-12-20 | 2012-07-25 | 汤姆森许可贸易公司 | 用于处理视频图像的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
KR101077251B1 (ko) | 2011-10-27 |
US20050083343A1 (en) | 2005-04-21 |
TW200513878A (en) | 2005-04-16 |
US7176939B2 (en) | 2007-02-13 |
EP1522963A1 (en) | 2005-04-13 |
JP4619738B2 (ja) | 2011-01-26 |
DE602004004226T2 (de) | 2007-10-25 |
CN100486339C (zh) | 2009-05-06 |
DE602004004226D1 (de) | 2007-02-22 |
KR20050033810A (ko) | 2005-04-13 |
JP2005115384A (ja) | 2005-04-28 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: La France Patentee before: THOMSON LICENSING |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190516 Address after: Paris France Patentee after: Interactive digital CE patent holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20210929 |