OSRAM GESELLSCHAFT BESCHRÄNKTER HAFTUNG
OSRAM GESELLSCHAFT BESCHRÄNKTER HAFTUNG Patent applications | ||
Patent application number | Title | Published |
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20100013403 | Step-Up Driver With Minimal Switching Frequency - The invention relates to an electronic ballast comprising a step-up converter for operating a discharge lamp. The electronic ballast is embodied in such a way as to disconnect a switching element (T | 01-21-2010 |