CA1200310A - Motion compensated interframe decoding apparatus - Google Patents
Motion compensated interframe decoding apparatusInfo
- Publication number
- CA1200310A CA1200310A CA000428119A CA428119A CA1200310A CA 1200310 A CA1200310 A CA 1200310A CA 000428119 A CA000428119 A CA 000428119A CA 428119 A CA428119 A CA 428119A CA 1200310 A CA1200310 A CA 1200310A
- Authority
- CA
- Canada
- Prior art keywords
- signal
- decoded
- television
- motion vector
- frame
- 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
Links
- 239000013598 vector Substances 0.000 claims abstract description 33
- 230000004044 response Effects 0.000 claims abstract description 5
- 230000003111 delayed effect Effects 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract description 14
- 238000013139 quantization Methods 0.000 description 17
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 238000011524 similarity measure Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP80922/'82 | 1982-05-14 | ||
| JP57080922A JPS58197983A (ja) | 1982-05-14 | 1982-05-14 | 動き補償フレ−ム間復号化装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1200310A true CA1200310A (en) | 1986-02-04 |
Family
ID=13731909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000428119A Expired CA1200310A (en) | 1982-05-14 | 1983-05-13 | Motion compensated interframe decoding apparatus |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4684984A (en, 2012) |
| JP (1) | JPS58197983A (en, 2012) |
| CA (1) | CA1200310A (en, 2012) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0685580B2 (ja) * | 1984-03-06 | 1994-10-26 | 富士通株式会社 | 動ベクトルの２次元符号割当て方法 |
| JPH0620304B2 (ja) * | 1985-03-04 | 1994-03-16 | 株式会社東芝 | 動き部分検出回路 |
| JPH0787577B2 (ja) * | 1985-09-02 | 1995-09-20 | 日本電気ホームエレクトロニクス株式会社 | Ｍｕｓｅ方式テレビジヨンシステム |
| JPH0832040B2 (ja) * | 1985-09-26 | 1996-03-27 | 日本電気株式会社 | 動画像信号の符号化装置 |
| DE58903019D1 (de) * | 1988-09-13 | 1993-01-28 | Thomson Brandt Gmbh | Uebertragungssystem fuer ein zeitlich und oertlich hochaufgeloestes bildsignal. |
| DE3831103A1 (de) * | 1988-09-13 | 1990-03-15 | Thomson Brandt Gmbh | Uebertragungssystem |
| US5400076A (en) * | 1991-11-30 | 1995-03-21 | Sony Corporation | Compressed motion picture signal expander with error concealment |
| US5508744A (en) * | 1993-03-12 | 1996-04-16 | Thomson Consumer Electronics, Inc. | Video signal compression with removal of non-correlated motion vectors |
| GB0706427D0 (en) * | 2007-04-02 | 2007-05-09 | British Telecomm | Data recovery scheme |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1271161B (de) * | 1963-10-09 | 1968-06-27 | Fernseh Gmbh | Verfahren und Einrichtung zur Vergroesserung des Stoerabstandes in UEbertragungssystemen fuer Fernsehsignale |
| GB1515551A (en) * | 1975-04-25 | 1978-06-28 | British Broadcasting Corp | Noise reduction in electrical signals |
| FR2387557A1 (fr) * | 1977-04-14 | 1978-11-10 | Telediffusion Fse | Systemes de reduction de visibilite du bruit sur des images de television |
| JPS6058636B2 (ja) * | 1977-10-20 | 1985-12-20 | 日本電信電話株式会社 | フレ−ム間符号化方式 |
| JPS592227B2 (ja) * | 1978-08-21 | 1984-01-17 | 株式会社日立製作所 | 雑音除去方式 |
| GB2050752B (en) * | 1979-06-07 | 1984-05-31 | Japan Broadcasting Corp | Motion compensated interframe coding system |
| JPS55162686A (en) * | 1979-06-07 | 1980-12-18 | Nippon Hoso Kyokai <Nhk> | Encoding system between frames |
| US4371895A (en) * | 1980-01-18 | 1983-02-01 | Nippon Electric Co., Ltd. | Coded video signal transmitting and receiving system |
| US4500911A (en) * | 1981-05-25 | 1985-02-19 | Nippon Hoso Kyokai | Noise reduction apparatus |
-
1982
- 1982-05-14 JP JP57080922A patent/JPS58197983A/ja active Granted
-
1983
- 1983-05-13 CA CA000428119A patent/CA1200310A/en not_active Expired
-
1986
- 1986-09-02 US US06/903,881 patent/US4684984A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4684984A (en) | 1987-08-04 |
| JPS58197983A (ja) | 1983-11-17 |
| JPS6351632B2 (en, 2012) | 1988-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |