OA03263A - Circuit pour dispositif de reproduction d'images. - Google Patents
Circuit pour dispositif de reproduction d'images.Info
- Publication number
- OA03263A OA03263A OA53912A OA53912A OA03263A OA 03263 A OA03263 A OA 03263A OA 53912 A OA53912 A OA 53912A OA 53912 A OA53912 A OA 53912A OA 03263 A OA03263 A OA 03263A
- Authority
- OA
- OAPI
- Prior art keywords
- circuit
- reproduction device
- image reproduction
- image
- reproduction
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
- H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
- H03K4/62—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as a switching device
- H03K4/64—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as a switching device combined with means for generating the driving pulses
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/1213—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for DC-DC converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33523—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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
-
- 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
- H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
- H04N3/185—Maintaining dc voltage constant
-
- 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
- H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
- H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
- H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6906394A NL157476B (nl) | 1969-04-25 | 1969-04-25 | Voedingsschakeling voor een beeldweergeefinrichting, welke schakeling in het bijzonder dient voor een beeldregelafbuigschakeling en voorzien is van een gelijkspanningsomzetter. |
NL6916660A NL6916660A (fr) | 1969-11-04 | 1969-11-04 | |
NL6916659A NL6916659A (fr) | 1969-11-04 | 1969-11-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
OA03263A true OA03263A (fr) | 1970-12-15 |
Family
ID=27351488
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
OA53912A OA03263A (fr) | 1969-04-25 | 1970-04-23 | Circuit pour dispositif de reproduction d'images. |
OA53907A OA03258A (fr) | 1969-04-25 | 1970-04-23 | Dispositif semi-conducteur permettant de fournir un courant continu à une charge variant périodiquement. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
OA53907A OA03258A (fr) | 1969-04-25 | 1970-04-23 | Dispositif semi-conducteur permettant de fournir un courant continu à une charge variant périodiquement. |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT296407B (fr) |
OA (2) | OA03263A (fr) |
-
1970
- 1970-04-08 AT AT319970A patent/AT296407B/de not_active IP Right Cessation
- 1970-04-23 OA OA53912A patent/OA03263A/fr unknown
- 1970-04-23 OA OA53907A patent/OA03258A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
AT296407B (de) | 1972-02-10 |
OA03258A (fr) | 1970-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE769092A (fr) | Dispositif reproducteur d'images | |
FR2337394A1 (fr) | Dispositif ferro-electrique de formation d'images | |
FR2311463A1 (fr) | Dispositif pour le traitement d'images | |
BE847278A (fr) | Dispositif pour reproduction d'images de television tridimensionnelles. | |
OA03301A (fr) | Dispositif de reproduction d'images de télévision en couleurs. | |
OA02775A (fr) | Dispositif de reproduction pour la télévision en couleurs. | |
BE748171A (fr) | Circuit equipant un dispositif de reproduction d'images | |
OA04196A (fr) | Dispositif de reproduction d'images de télévision. | |
BE746925A (fr) | Dispositif de reproduction d'images de television | |
BE818984A (fr) | Dispositif reproducteur d'images | |
BE774411A (fr) | Dispositif de developpement d'images electrophotographiques | |
BE819845A (fr) | Dispositif pour la reproduction d'images de television en couleur | |
BE789411A (fr) | Dispositif pour l'affichage polychrome de donnees | |
BE758903A (fr) | Appareil pour formation d'images | |
BE758806A (fr) | Appareil pour la formation d'images | |
BE795815A (fr) | Dispositif de reproduction d'images de television en couleurs | |
OA03263A (fr) | Circuit pour dispositif de reproduction d'images. | |
BE812458A (fr) | Dispositif pour la reproduction d'images de television en couleur | |
BE758807A (fr) | Appareil pour la formation d'images | |
FR1424229A (fr) | Base de temps pour un système de reproduction d'images | |
FR1522092A (fr) | Dispositif de reproduction d'images | |
BE758583A (fr) | Dispositif projecteur d'image | |
BE793989A (fr) | Dispositif pour la visualisation d'images en couleurs | |
BE761227A (fr) | Dispositif pour le developpement de l'image latente electrostatique | |
BE779048A (fr) | Systeme de communication d'informations en images |