GB2374479B - Video signal processing - Google Patents
Video signal processingInfo
- Publication number
- GB2374479B GB2374479B GB0109264A GB0109264A GB2374479B GB 2374479 B GB2374479 B GB 2374479B GB 0109264 A GB0109264 A GB 0109264A GB 0109264 A GB0109264 A GB 0109264A GB 2374479 B GB2374479 B GB 2374479B
- Authority
- GB
- United Kingdom
- Prior art keywords
- signal processing
- video signal
- video
- processing
- signal
- 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 - Fee Related
Links
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/527—Global motion vector estimation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0109264A GB2374479B (en) | 2001-04-12 | 2001-04-12 | Video signal processing |
PCT/GB2002/001729 WO2002085025A1 (en) | 2001-04-12 | 2002-04-12 | Video signal processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0109264A GB2374479B (en) | 2001-04-12 | 2001-04-12 | Video signal processing |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0109264D0 GB0109264D0 (en) | 2001-05-30 |
GB2374479A GB2374479A (en) | 2002-10-16 |
GB2374479B true GB2374479B (en) | 2005-05-04 |
Family
ID=9912813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0109264A Expired - Fee Related GB2374479B (en) | 2001-04-12 | 2001-04-12 | Video signal processing |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2374479B (en) |
WO (1) | WO2002085025A1 (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4575756A (en) * | 1983-07-26 | 1986-03-11 | Nec Corporation | Decoder for a frame or field skipped TV signal with a representative movement vector used for individual vectors |
EP0765087A2 (en) * | 1995-08-29 | 1997-03-26 | Sharp Kabushiki Kaisha | Video coding device |
US5905535A (en) * | 1994-10-10 | 1999-05-18 | Thomson Multimedia S.A. | Differential coding of motion vectors using the median of candidate vectors |
GB2333656A (en) * | 1998-01-22 | 1999-07-28 | British Broadcasting Corp | Video compression |
GB2333657A (en) * | 1998-01-22 | 1999-07-28 | Snell & Wilcox Ltd | Video signal compression |
GB2343319A (en) * | 1998-10-27 | 2000-05-03 | Nokia Mobile Phones Ltd | Video motion compensation |
WO2001011892A1 (en) * | 1999-08-11 | 2001-02-15 | Nokia Corporation | Adaptive motion vector field coding |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0651574T3 (en) * | 1993-03-24 | 2001-10-08 | Sony Corp | Method and device for encoding / decoding motion vectors, and method and device for encoding / decoding image signals |
CA2193109C (en) * | 1994-06-17 | 2007-03-27 | Michael James Knee | Video compression using a signal transmission chain comprising an information bus linking encoders and decoders |
JP3351705B2 (en) * | 1997-04-25 | 2002-12-03 | 日本ビクター株式会社 | Motion compensation coding apparatus, motion compensation coding method, and recording method on recording medium |
CA2263855C (en) * | 1997-06-25 | 2003-04-01 | Nippon Telegraph And Telephone Corporation | Motion vector predictive encoding method, motion vector decoding method,predictive encoding apparatus and decoding apparatus, and storage media storing motion vector predictive encoding and decoding programs |
FR2773038B1 (en) * | 1997-12-24 | 2000-02-25 | Thomson Multimedia Sa | METHOD AND DEVICE FOR INTERPOLATING IMAGES FROM MPEG-ENCODED VIDEO DATA |
-
2001
- 2001-04-12 GB GB0109264A patent/GB2374479B/en not_active Expired - Fee Related
-
2002
- 2002-04-12 WO PCT/GB2002/001729 patent/WO2002085025A1/en not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4575756A (en) * | 1983-07-26 | 1986-03-11 | Nec Corporation | Decoder for a frame or field skipped TV signal with a representative movement vector used for individual vectors |
US5905535A (en) * | 1994-10-10 | 1999-05-18 | Thomson Multimedia S.A. | Differential coding of motion vectors using the median of candidate vectors |
EP0765087A2 (en) * | 1995-08-29 | 1997-03-26 | Sharp Kabushiki Kaisha | Video coding device |
GB2333656A (en) * | 1998-01-22 | 1999-07-28 | British Broadcasting Corp | Video compression |
GB2333657A (en) * | 1998-01-22 | 1999-07-28 | Snell & Wilcox Ltd | Video signal compression |
GB2343319A (en) * | 1998-10-27 | 2000-05-03 | Nokia Mobile Phones Ltd | Video motion compensation |
WO2001011892A1 (en) * | 1999-08-11 | 2001-02-15 | Nokia Corporation | Adaptive motion vector field coding |
Also Published As
Publication number | Publication date |
---|---|
GB0109264D0 (en) | 2001-05-30 |
GB2374479A (en) | 2002-10-16 |
WO2002085025A1 (en) | 2002-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20100412 |