H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
H05B41/14—Circuit arrangements
H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
H05B41/2821—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage
Einrichtung für die Umschaltung einer mit mindestens einem gesteuerten Schalter versehenen Gleichspannungsquelle und Kommutierungshilfsschaltung für eine solche Einrichtung
Statischer Gleichrichterumformer mit einer zwei Graetzbrücken enthaltenden zwölfphasigen Schaltung zur Unterdrückung der Oberwellen 5 und 7 im Netzstrom
Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit.