FR2654887B1 - Procede et dispositif de codage et de decodage compatibles d'images de television de resolutions differentes. - Google Patents
Procede et dispositif de codage et de decodage compatibles d'images de television de resolutions differentes.Info
- Publication number
- FR2654887B1 FR2654887B1 FR8915175A FR8915175A FR2654887B1 FR 2654887 B1 FR2654887 B1 FR 2654887B1 FR 8915175 A FR8915175 A FR 8915175A FR 8915175 A FR8915175 A FR 8915175A FR 2654887 B1 FR2654887 B1 FR 2654887B1
- Authority
- FR
- France
- Prior art keywords
- different resolutions
- television images
- compatible encoding
- decoding television
- decoding
- 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 - Lifetime
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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
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 |
---|---|---|---|
FR8915175A FR2654887B1 (fr) | 1989-11-20 | 1989-11-20 | Procede et dispositif de codage et de decodage compatibles d'images de television de resolutions differentes. |
FR9004816A FR2661062A2 (fr) | 1989-11-20 | 1990-04-13 | Procede et dispositif de codage et de decodage compatible d'images de television de resolutions differentes. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8915175A FR2654887B1 (fr) | 1989-11-20 | 1989-11-20 | Procede et dispositif de codage et de decodage compatibles d'images de television de resolutions differentes. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2654887A1 FR2654887A1 (fr) | 1991-05-24 |
FR2654887B1 true FR2654887B1 (fr) | 1995-06-16 |
Family
ID=9387546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8915175A Expired - Lifetime FR2654887B1 (fr) | 1989-11-20 | 1989-11-20 | Procede et dispositif de codage et de decodage compatibles d'images de television de resolutions differentes. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2654887B1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2677836B1 (fr) * | 1991-06-11 | 1997-08-29 | Thomson Csf | Codeur-decodeur sous bandes de signaux de television a niveaux compatibilite differents. |
NL9101080A (nl) * | 1991-06-24 | 1993-01-18 | Koninkl Philips Electronics Nv | Inrichting voor het splitsen van een digitaal geinterlinieerd televisie signaal in componenten. |
JPH05250813A (ja) * | 1992-03-04 | 1993-09-28 | Pioneer Video Corp | 記録媒体及びその情報記録再生システム |
JPH0638198A (ja) * | 1992-05-19 | 1994-02-10 | Sony Corp | 画像信号伝送装置及び画像信号伝送方法 |
FR2715527B1 (fr) * | 1994-01-21 | 1996-02-23 | Thomson Csf | Procédé et dispositif d'analyse et de synthèse en sous bandes adaptatifs. |
GB2318244B (en) * | 1996-10-09 | 2000-09-27 | Sony Uk Ltd | Motion predicted image signal compression |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1000258A6 (nl) * | 1987-01-16 | 1988-09-27 | Bell Telephone Mfg | Informatie-overdrachtsysteem. |
NL8701261A (nl) * | 1987-05-27 | 1988-12-16 | Philips Nv | Televisie-overdrachtsysteem met pyramidale kodeer/dekodeerschakeling. |
US4829378A (en) * | 1988-06-09 | 1989-05-09 | Bell Communications Research, Inc. | Sub-band coding of images with low computational complexity |
-
1989
- 1989-11-20 FR FR8915175A patent/FR2654887B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2654887A1 (fr) | 1991-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |