FR2406361A1 - Procede antimarquage du tube image pour jeux electroniques dits " jeux video " et dispositif de mise en oeuvre - Google Patents
Procede antimarquage du tube image pour jeux electroniques dits " jeux video " et dispositif de mise en oeuvreInfo
- Publication number
- FR2406361A1 FR2406361A1 FR7730547A FR7730547A FR2406361A1 FR 2406361 A1 FR2406361 A1 FR 2406361A1 FR 7730547 A FR7730547 A FR 7730547A FR 7730547 A FR7730547 A FR 7730547A FR 2406361 A1 FR2406361 A1 FR 2406361A1
- Authority
- FR
- France
- Prior art keywords
- video
- switch
- signal
- screen
- circuit
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/66—Transforming electric information into light information
- H04N5/68—Circuit details for cathode-ray display tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
- G09G2330/022—Power management, e.g. power saving in absence of operation, e.g. no data being entered during a predetermined time
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/04—Display protection
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
Procédé et dispositif évitant le marquage de l'écran du tube image par les images fixes d'un jeu électronique. L'amplitude de la modulation du signal vidéo est réduite ou ramenée à zéro lorsque les commandes manuelles du jeu cessent d'être actionnées. Application aux jeux électroniques incorporés ou adaptables aux téléviseurs.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7730547A FR2406361A1 (fr) | 1977-10-11 | 1977-10-11 | Procede antimarquage du tube image pour jeux electroniques dits " jeux video " et dispositif de mise en oeuvre |
GB7839892A GB2007471B (en) | 1977-10-11 | 1978-10-10 | Video circuit with screen burn-in protection |
NL7810170A NL7810170A (nl) | 1977-10-11 | 1978-10-10 | Videoschakeling met beveiliging tegen inbranden. |
DE19782844112 DE2844112C2 (de) | 1977-10-11 | 1978-10-10 | Videoschaltung mit Einbrennschutz |
CA313,084A CA1114535A (fr) | 1977-10-11 | 1978-10-11 | Circuit pour proteger les ecrans video contre les brulures |
JP12500378A JPS5946471B2 (ja) | 1977-10-11 | 1978-10-11 | ビデオ回路 |
IE203078A IE47294B1 (en) | 1977-10-11 | 1978-10-11 | Video circuit with screen-burn-in protection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7730547A FR2406361A1 (fr) | 1977-10-11 | 1977-10-11 | Procede antimarquage du tube image pour jeux electroniques dits " jeux video " et dispositif de mise en oeuvre |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2406361A1 true FR2406361A1 (fr) | 1979-05-11 |
FR2406361B1 FR2406361B1 (fr) | 1980-04-04 |
Family
ID=9196358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7730547A Granted FR2406361A1 (fr) | 1977-10-11 | 1977-10-11 | Procede antimarquage du tube image pour jeux electroniques dits " jeux video " et dispositif de mise en oeuvre |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2406361A1 (fr) |
-
1977
- 1977-10-11 FR FR7730547A patent/FR2406361A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2406361B1 (fr) | 1980-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
CD | Change of name or company name | ||
ST | Notification of lapse |