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LOOKMAN PAUL ANDREAS ROBERT, FRONEN ROBERT JAN, JIANG ZHENHUA, DE VRIES FENNO CORNELIS JAN: [fr] Lampe électronique éco-énergétique à intensité réglable, [de] Dimmbare energieeffiziente elektronischen Lampe, [en] A dimmable energy-efficient electronic lamp. Rohm, April 24, 2013: EP2584866-A1 (3 worldwide citation)

[en] A dimmable energy-efficient electronic lamp (1) connectable to a mains power supply (2), said lamp (1) comprising a dynamic load circuit (5) adapted to stabilize a phase-cut dimmer (3), and a dynamic load control circuit (6) adapted to deactivate said dynamic load circuit (5) at least partially ...


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LOOKMAN PAUL ANDREAS ROBERT, FRONEN ROBERT JAN, JIANG ZHENHUA, DE VRIES FENNO CORNELIS JAN: Method and apparatus for dimming a light source, Verfahren und Vorrichtung zum Abdimmen einer Lichtquelle, Procédé et appareil pour atténuer une source lumineuse. Rohm, July 4, 2012: EP2473011-A1

The invention provides an apparatus (1) and a method for dimming a light source (2) which transforms with a transformation curve (TC) adapted to compensate a predetermined eye-sensitivity-curve (ESC) a varying input amplitude dimmer control signal (IADCS) provided by a dimmer (3) into an output ampl ...