Patent Number: 6,486,617

Title: Device for controlling light sources having a ballast

Abstract: The invention relates to a device for controlling light sources (30-35) having a ballast (20-23) includes a set point generator for prescribing a brightness set point for the light sources (30-35), and having means for generating a control signal, dependent on the set point of the set point generator, for the purpose of brightness control of the light sources (30-35). According to the invention, the device has means for adapting the control signal to different types of light sources. The device according to the invention renders possible uniform dimming of different types of light sources which are installed in a lighting system.

Inventors: Pilz; Axel (Neuenstein, DE), Huber; Andreas (Traunreut, DE)

Assignee: Patent-Treuhand-Gesellschaft fuer Elektrische Gluehlampen mbH

International Classification: H05B 37/02 (20060101); H05B 39/00 (20060101); H05B 41/39 (20060101); H05B 41/392 (20060101); H05B 39/04 (20060101); G05F 001/00 ()

Expiration Date: 11/26/2019