CN1404698A - 代码转换方法和具有嵌入式滤波器的代码转换装置 - Google Patents
代码转换方法和具有嵌入式滤波器的代码转换装置 Download PDFInfo
- Publication number
- CN1404698A CN1404698A CN01805301A CN01805301A CN1404698A CN 1404698 A CN1404698 A CN 1404698A CN 01805301 A CN01805301 A CN 01805301A CN 01805301 A CN01805301 A CN 01805301A CN 1404698 A CN1404698 A CN 1404698A
- Authority
- CN
- China
- Prior art keywords
- signal
- coding
- motion compensation
- circuit
- filter
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00402939.3 | 2000-10-24 | ||
EP00402939 | 2000-10-24 | ||
EP01400588 | 2001-03-06 | ||
EP01400588.8 | 2001-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1404698A true CN1404698A (zh) | 2003-03-19 |
CN1253006C CN1253006C (zh) | 2006-04-19 |
Family
ID=26073603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018053017A Expired - Fee Related CN1253006C (zh) | 2000-10-24 | 2001-10-16 | 代码转换方法和具有嵌入式滤波器的代码转换装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7012960B2 (zh) |
EP (1) | EP1332625A1 (zh) |
JP (1) | JP2004512784A (zh) |
KR (1) | KR20020064963A (zh) |
CN (1) | CN1253006C (zh) |
WO (1) | WO2002035852A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1295932C (zh) * | 2003-08-12 | 2007-01-17 | 株式会社日立制作所 | 代码转换器和使用它的摄像装置及信号处理装置 |
CN102550030A (zh) * | 2010-09-16 | 2012-07-04 | 松下电器产业株式会社 | 图像解码装置、图像编码装置、及其方法、程序、集成电路以及代码转换装置 |
CN102668560A (zh) * | 2009-12-03 | 2012-09-12 | 索尼公司 | 嵌入式图形编码:用于并行解码的重排序比特流 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1354481A2 (en) * | 2001-01-12 | 2003-10-22 | Koninklijke Philips Electronics N.V. | Method and device for scalable video transcoding |
US20070014365A1 (en) * | 2005-07-18 | 2007-01-18 | Macinnis Alexander | Method and system for motion estimation |
US20070258696A1 (en) * | 2006-04-04 | 2007-11-08 | Branson Michael J | Digital video recorder (DVR) filtering of on-screen graphics |
US8027383B2 (en) * | 2006-06-13 | 2011-09-27 | Lsi Corporation | Mosquito noise reduction filter in digital decoders |
US8799402B2 (en) * | 2007-06-29 | 2014-08-05 | Qualcomm Incorporated | Content sharing via mobile broadcast system and method |
WO2009075698A1 (en) * | 2007-12-11 | 2009-06-18 | Thomson Licensing | Methods and systems for transcoding within the distribution chain |
US10277897B1 (en) * | 2017-01-03 | 2019-04-30 | Google Llc | Signaling in-loop restoration filters for video coding |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5121191A (en) * | 1991-03-15 | 1992-06-09 | Aware, Inc. | Method and apparatus for coding motion pictures |
US5451954A (en) * | 1993-08-04 | 1995-09-19 | Dolby Laboratories Licensing Corporation | Quantization noise suppression for encoder/decoder system |
US5493513A (en) * | 1993-11-24 | 1996-02-20 | Intel Corporation | Process, apparatus and system for encoding video signals using motion estimation |
US5537440A (en) * | 1994-01-07 | 1996-07-16 | Motorola, Inc. | Efficient transcoding device and method |
DE69523321T2 (de) * | 1994-04-15 | 2002-07-04 | Koninklijke Philips Electronics N.V., Eindhoven | Vorrichtung zur dekodierung von digitalen videosignalen |
EP0690392B1 (en) * | 1994-06-30 | 2001-09-26 | Koninklijke Philips Electronics N.V. | Method and device for transcoding a sequence of coded digital signals |
US5621468A (en) * | 1994-10-07 | 1997-04-15 | Daewoo Electronics Co., Ltd. | Motion adaptive spatio-temporal filtering of video signals |
US5870146A (en) * | 1997-01-21 | 1999-02-09 | Multilink, Incorporated | Device and method for digital video transcoding |
US6178205B1 (en) * | 1997-12-12 | 2001-01-23 | Vtel Corporation | Video postfiltering with motion-compensated temporal filtering and/or spatial-adaptive filtering |
US6434197B1 (en) * | 1999-01-07 | 2002-08-13 | General Instrument Corporation | Multi-functional transcoder for compressed bit streams |
EP1155573A1 (en) * | 1999-02-25 | 2001-11-21 | Sarnoff Corporation | Transcoding between different dct-based image compression standards |
US6671322B2 (en) * | 2001-05-11 | 2003-12-30 | Mitsubishi Electric Research Laboratories, Inc. | Video transcoder with spatial resolution reduction |
-
2001
- 2001-10-16 WO PCT/EP2001/011981 patent/WO2002035852A1/en not_active Application Discontinuation
- 2001-10-16 EP EP01989026A patent/EP1332625A1/en not_active Withdrawn
- 2001-10-16 JP JP2002538688A patent/JP2004512784A/ja not_active Withdrawn
- 2001-10-16 KR KR1020027008224A patent/KR20020064963A/ko not_active Application Discontinuation
- 2001-10-16 CN CNB018053017A patent/CN1253006C/zh not_active Expired - Fee Related
- 2001-10-19 US US10/082,860 patent/US7012960B2/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1295932C (zh) * | 2003-08-12 | 2007-01-17 | 株式会社日立制作所 | 代码转换器和使用它的摄像装置及信号处理装置 |
CN102668560A (zh) * | 2009-12-03 | 2012-09-12 | 索尼公司 | 嵌入式图形编码:用于并行解码的重排序比特流 |
CN102668560B (zh) * | 2009-12-03 | 2015-04-22 | 索尼公司 | 嵌入式图形编码:用于并行解码的重排序比特流 |
CN102550030A (zh) * | 2010-09-16 | 2012-07-04 | 松下电器产业株式会社 | 图像解码装置、图像编码装置、及其方法、程序、集成电路以及代码转换装置 |
US9185406B2 (en) | 2010-09-16 | 2015-11-10 | Panasonic Intellectual Property Management Co., Ltd. | Image decoding device, image coding device, methods thereof, programs thereof, integrated circuits thereof, and transcoding device |
CN102550030B (zh) * | 2010-09-16 | 2016-07-06 | 松下知识产权经营株式会社 | 图像解码装置、图像编码装置、及其方法、程序、集成电路以及代码转换装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1253006C (zh) | 2006-04-19 |
KR20020064963A (ko) | 2002-08-10 |
JP2004512784A (ja) | 2004-04-22 |
US7012960B2 (en) | 2006-03-14 |
WO2002035852A1 (en) | 2002-05-02 |
EP1332625A1 (en) | 2003-08-06 |
US20020136311A1 (en) | 2002-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: IPG ELECTRONICS 503 CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20090828 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090828 Address after: British Channel Islands Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklike Philips Electronics N. V. |
|
ASS | Succession or assignment of patent right |
Owner name: PENDRAGON WIRELESS CO., LTD. Free format text: FORMER OWNER: IPG ELECTRONICS 503 LTD. Effective date: 20130110 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130110 Address after: Washington State Patentee after: Pendragon wireless limited liability company Address before: British Channel Islands Patentee before: Koninkl Philips Electronics NV |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060419 Termination date: 20141016 |
|
EXPY | Termination of patent right or utility model |