CN1767659A - 视频信号中的色串抑制方法与系统 - Google Patents
视频信号中的色串抑制方法与系统 Download PDFInfo
- Publication number
- CN1767659A CN1767659A CN200410067644.9A CN200410067644A CN1767659A CN 1767659 A CN1767659 A CN 1767659A CN 200410067644 A CN200410067644 A CN 200410067644A CN 1767659 A CN1767659 A CN 1767659A
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- 238000000034 method Methods 0.000 title claims abstract description 82
- 230000000452 restraining effect Effects 0.000 title description 4
- 238000005516 engineering process Methods 0.000 claims abstract description 43
- 230000005764 inhibitory process Effects 0.000 claims description 55
- 239000002131 composite material Substances 0.000 claims description 29
- 238000012935 Averaging Methods 0.000 claims description 14
- 239000012141 concentrate Substances 0.000 claims description 5
- 230000001629 suppression Effects 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 16
- 230000015654 memory Effects 0.000 description 11
- 230000014759 maintenance of location Effects 0.000 description 10
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 9
- 230000003068 static effect Effects 0.000 description 8
- 230000006870 function Effects 0.000 description 7
- 238000007792 addition Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
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- 230000008676 import Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
Description
PAL色串子模板 | 第一色度值 | 第二色度值 | 第三色度值 | 第四色度值 |
PAL_S0PAL_S1PAL_S2PAL_S3 | 大大小小 | 大小小大 | 小小大大 | 小大大小 |
S0 M | S1 M | S2 M | S3 M | U UCS(j,k) |
10000 | 01000 | 00100 | 00010 | 01234 |
NTSC色串子模板 | 第一色度值 | 第二色度值 | 第三色度值 | 第四色度值 |
NTSC_S0NTSC_S1 | 大小 | 小大 | 大小 | 小大 |
S0 M | S1 M | S2 M | S3 M | U UCS(j,k) |
100 | 010 | XXX | XXX | 014 |
Claims (22)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100676449A CN100450191C (zh) | 2004-10-29 | 2004-10-29 | 视频信号中的色串抑制方法与系统 |
US11/046,591 US7697075B2 (en) | 2004-10-29 | 2005-01-28 | Color-crossing error suppression system and method for decoded composite video signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100676449A CN100450191C (zh) | 2004-10-29 | 2004-10-29 | 视频信号中的色串抑制方法与系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1767659A true CN1767659A (zh) | 2006-05-03 |
CN100450191C CN100450191C (zh) | 2009-01-07 |
Family
ID=36261356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100676449A Expired - Lifetime CN100450191C (zh) | 2004-10-29 | 2004-10-29 | 视频信号中的色串抑制方法与系统 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7697075B2 (zh) |
CN (1) | CN100450191C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101365091B (zh) * | 2007-08-06 | 2010-07-14 | 联发科技股份有限公司 | 可处理复合信号及非复合信号的视频处理电路及其方法 |
CN102497560A (zh) * | 2011-12-02 | 2012-06-13 | 浙江工商大学 | 去除复合视频解码图像色串的方法和系统 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4071788B2 (ja) * | 2005-08-31 | 2008-04-02 | 株式会社東芝 | クロスカラー及びドット妨害除去装置と方法 |
TW200820799A (en) * | 2006-10-18 | 2008-05-01 | Realtek Semiconductor Corp | Method and apparatus for restraining error image colors |
US7944508B1 (en) * | 2007-06-08 | 2011-05-17 | Kolorific, Inc. | Method and system for automatic detection and suppression of cross-luma and cross-color in a component video signal |
US8174621B2 (en) * | 2008-01-12 | 2012-05-08 | Huaya Microelectronics | Digital video decoder architecture |
JP4538075B1 (ja) * | 2009-02-27 | 2010-09-08 | 株式会社東芝 | クロスカラードット妨害低減回路、クロスカラードット妨害低減機能を持つ映像装置、およびクロスカラードット妨害低減方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5305120A (en) * | 1992-04-24 | 1994-04-19 | Faroudja Y C | Television cross color suppression and chrominance noise reduction |
US5253041A (en) * | 1992-05-26 | 1993-10-12 | General Electric Company | Digital television signal compression apparatus |
JP2004040291A (ja) * | 2002-07-01 | 2004-02-05 | Matsushita Electric Ind Co Ltd | クロスカラー除去装置 |
CN1297152C (zh) * | 2002-12-06 | 2007-01-24 | 松下电器产业株式会社 | 图像信号处理装置及图像信号处理方法 |
US20040179141A1 (en) * | 2003-03-10 | 2004-09-16 | Topper Robert J. | Method, apparatus, and system for reducing cross-color distortion in a composite video signal decoder |
US7397515B2 (en) * | 2004-01-30 | 2008-07-08 | Broadcom Corporation | Method and system for cross-chrominance removal using motion detection |
US7271850B2 (en) * | 2004-06-16 | 2007-09-18 | Realtek Semiconductor Corp. | Method and apparatus for cross color/cross luminance suppression |
US7280159B2 (en) * | 2004-06-16 | 2007-10-09 | Realtek Semiconductor Corp. | Method and apparatus for cross color and/or cross luminance suppression |
-
2004
- 2004-10-29 CN CNB2004100676449A patent/CN100450191C/zh not_active Expired - Lifetime
-
2005
- 2005-01-28 US US11/046,591 patent/US7697075B2/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101365091B (zh) * | 2007-08-06 | 2010-07-14 | 联发科技股份有限公司 | 可处理复合信号及非复合信号的视频处理电路及其方法 |
CN102497560A (zh) * | 2011-12-02 | 2012-06-13 | 浙江工商大学 | 去除复合视频解码图像色串的方法和系统 |
CN102497560B (zh) * | 2011-12-02 | 2014-04-02 | 浙江工商大学 | 一种去除复合视频解码图像色串的方法 |
Also Published As
Publication number | Publication date |
---|---|
US7697075B2 (en) | 2010-04-13 |
CN100450191C (zh) | 2009-01-07 |
US20060092332A1 (en) | 2006-05-04 |
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Color crosstalk restraining method and system in video signal Effective date of registration: 20110318 Granted publication date: 20090107 Pledgee: Shanghai Zhangjiang SME Credit Guarantee Center Pledgor: Huaya Microelectronics (Shanghai) Co., Ltd. Registration number: 2011990000083 |
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Owner name: SHANGHAI WEIZHOU MICROELECTRONIC TECHNOLOGY CO., L Free format text: FORMER OWNER: HUAYA MICRO-ELECTRONIC (SHANGHAI) CO., LTD. Effective date: 20130620 |
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Effective date of registration: 20130620 Address after: 201203, Shanghai 690 Zhangjiang Road, Pudong No. 5 Building No. 2 floor Patentee after: SHANGHAI WEI ZHOU MICROELECTRONICS TECHNOLOGY CO., LTD. Address before: 201203, No. 8, building 572, Lane 116, blue wave road, Zhangjiang hi tech park, Shanghai Patentee before: Huaya Microelectronics (Shanghai) Co., Ltd. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20131028 Granted publication date: 20090107 Pledgee: Shanghai Zhangjiang SME Credit Guarantee Center Pledgor: Huaya Microelectronics (Shanghai) Co., Ltd. Registration number: 2011990000083 |
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Effective date of registration: 20200324 Address after: 215634 north side of Chengang road and west side of Ganghua Road, Jiangsu environmental protection new material industrial park, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: ZHANGJIAGANG KANGDE XIN OPTRONICS MATERIAL Co.,Ltd. Address before: 201203, Shanghai 690 Zhangjiang Road, Pudong No. 5 Building No. 2 floor Patentee before: WZ TECHNOLOGY Inc. |