FR2680259B1 - - Google Patents
Info
- Publication number
- FR2680259B1 FR2680259B1 FR9112450A FR9112450A FR2680259B1 FR 2680259 B1 FR2680259 B1 FR 2680259B1 FR 9112450 A FR9112450 A FR 9112450A FR 9112450 A FR9112450 A FR 9112450A FR 2680259 B1 FR2680259 B1 FR 2680259B1
- Authority
- FR
- France
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Data Mining & Analysis (AREA)
- Computational Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Theoretical Computer Science (AREA)
- Discrete Mathematics (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Algebra (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9112450A FR2680259A1 (fr) | 1991-10-09 | 1991-10-09 | Appareil et procede de compression d'image. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9112450A FR2680259A1 (fr) | 1991-10-09 | 1991-10-09 | Appareil et procede de compression d'image. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2680259A1 FR2680259A1 (fr) | 1993-02-12 |
| FR2680259B1 true FR2680259B1 (enExample) | 1997-02-07 |
Family
ID=9417759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9112450A Granted FR2680259A1 (fr) | 1991-10-09 | 1991-10-09 | Appareil et procede de compression d'image. |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2680259A1 (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8921420V0 (it) * | 1989-07-13 | 1989-07-13 | Telettra Spa | Sistema e circuito per il calcolo di trasformata discreta bidimensionale. |
-
1991
- 1991-10-09 FR FR9112450A patent/FR2680259A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2680259A1 (fr) | 1993-02-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20080630 |