Patent Number: 8,878,462

Title: Circuit arrangement and method for operating at least one discharge lamp

Abstract: Various embodiments relate to a circuit arrangement for operating at least one discharge lamp. In order to prevent intrinsic flicker at low dimming settings and low temperatures, according to various embodiments, a direct current which is fed into the discharge lamp so as to avoid striated discharges at relatively high dimming settings is reduced or entirely eliminated.

Inventors: Krummel; Peter (Traunreut, DE)

Assignee: OSRAM Gesellschaft mit beschraenkter Haftung

International Classification: H05B 41/38 (20060101)

Expiration Date: 2019-11-04 0:00:00