FR2773927B1 - CODING AND DECODING OF DIGITAL SIGNALS - Google Patents
CODING AND DECODING OF DIGITAL SIGNALSInfo
- Publication number
- FR2773927B1 FR2773927B1 FR9800504A FR9800504A FR2773927B1 FR 2773927 B1 FR2773927 B1 FR 2773927B1 FR 9800504 A FR9800504 A FR 9800504A FR 9800504 A FR9800504 A FR 9800504A FR 2773927 B1 FR2773927 B1 FR 2773927B1
- Authority
- FR
- France
- Prior art keywords
- decoding
- coding
- digital signals
- digital
- signals
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/94—Vector quantisation
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
-
- 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
- H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
- H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
-
- 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
-
- 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
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 |
---|---|---|---|
FR9800504A FR2773927B1 (en) | 1998-01-19 | 1998-01-19 | CODING AND DECODING OF DIGITAL SIGNALS |
US09/232,215 US6501860B1 (en) | 1998-01-19 | 1999-01-19 | Digital signal coding and decoding based on subbands |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9800504A FR2773927B1 (en) | 1998-01-19 | 1998-01-19 | CODING AND DECODING OF DIGITAL SIGNALS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2773927A1 FR2773927A1 (en) | 1999-07-23 |
FR2773927B1 true FR2773927B1 (en) | 2001-10-26 |
Family
ID=9521905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9800504A Expired - Fee Related FR2773927B1 (en) | 1998-01-19 | 1998-01-19 | CODING AND DECODING OF DIGITAL SIGNALS |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2773927B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2801743B1 (en) * | 1999-11-25 | 2002-02-15 | Canon Kk | CODING AND DECODING OF DIGITAL SIGNALS |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2667745B1 (en) * | 1990-10-09 | 1996-09-20 | Thomson Csf | METHOD FOR SYNTHESIZING FILTERS UNDER BANDS WITH QUANTIFIED COEFFICIENTS AND STRUCTURES OF FILTERS OBTAINED BY THIS PROCESS. |
-
1998
- 1998-01-19 FR FR9800504A patent/FR2773927B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2773927A1 (en) | 1999-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20140930 |