FR2656484B1 - - Google Patents
Info
- Publication number
- FR2656484B1 FR2656484B1 FR8917083A FR8917083A FR2656484B1 FR 2656484 B1 FR2656484 B1 FR 2656484B1 FR 8917083 A FR8917083 A FR 8917083A FR 8917083 A FR8917083 A FR 8917083A FR 2656484 B1 FR2656484 B1 FR 2656484B1
- 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
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
- H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8917083A FR2656484A1 (fr) | 1989-12-22 | 1989-12-22 | Dispositif de correction de gamma des signaux video destines a un ecran de visualisation et recepteur de television comportant un ecran recevant des signaux d'un tel dispositif. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8917083A FR2656484A1 (fr) | 1989-12-22 | 1989-12-22 | Dispositif de correction de gamma des signaux video destines a un ecran de visualisation et recepteur de television comportant un ecran recevant des signaux d'un tel dispositif. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2656484A1 FR2656484A1 (fr) | 1991-06-28 |
| FR2656484B1 true FR2656484B1 (forum.php) | 1997-02-21 |
Family
ID=9388886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8917083A Granted FR2656484A1 (fr) | 1989-12-22 | 1989-12-22 | Dispositif de correction de gamma des signaux video destines a un ecran de visualisation et recepteur de television comportant un ecran recevant des signaux d'un tel dispositif. |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2656484A1 (forum.php) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0545412A3 (en) * | 1991-12-05 | 1993-11-03 | Texas Instruments Inc | Method and apparatus to improve a video signal |
| JP3107260B2 (ja) * | 1993-03-02 | 2000-11-06 | 株式会社富士通ゼネラル | カラー表示装置 |
| JPH075836A (ja) * | 1993-04-05 | 1995-01-10 | Canon Inc | 画像形成装置及び画像形成方法 |
| BE1007211A5 (nl) * | 1993-06-10 | 1995-04-25 | Barco | Werkwijze en inrichting voor het converteren van een beeld. |
| DE4432844A1 (de) * | 1994-09-15 | 1996-03-21 | Philips Patentverwaltung | Schaltungsanordnung zur Ansteuerung einer Bildröhre |
| TW366512B (en) * | 1996-09-18 | 1999-08-11 | Matsushita Electric Industrial Co Ltd | Plasma display device and the brightness control method |
| JP4497959B2 (ja) | 2004-03-05 | 2010-07-07 | キヤノン株式会社 | 映像信号処理装置及び映像信号処理方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57124972A (en) * | 1981-01-27 | 1982-08-04 | Sony Corp | Gamma compensation circuit |
| JPS57188182A (en) * | 1981-05-14 | 1982-11-19 | Seiko Epson Corp | Gamma compensation circut for liquid crystal video display |
| US4589022A (en) * | 1983-11-28 | 1986-05-13 | General Electric Company | Brightness control system for CRT video display |
-
1989
- 1989-12-22 FR FR8917083A patent/FR2656484A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2656484A1 (fr) | 1991-06-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |
Effective date: 20060831 |