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Radiotechnique Compelec RTC SA
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Radiotechnique Compelec RTC SA
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Application filed by Radiotechnique Compelec RTC SAfiledCriticalRadiotechnique Compelec RTC SA
Priority to FR7116045ApriorityCriticalpatent/FR2135064B1/fr
Publication of FR2135064A1publicationCriticalpatent/FR2135064A1/fr
Application grantedgrantedCritical
Publication of FR2135064B1publicationCriticalpatent/FR2135064B1/fr
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
H03K4/83—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices with more than two PN junctions or with more than three electrodes or more than one electrode connected to the same conductivity region
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