Process for operating a discharge lamp
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United States of America Patent
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-
Dec 11, 2007
Grant Date -
Jan 12, 2006
app pub date -
Jun 30, 2005
filing date -
Jul 8, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is provided a process for operating a High Intensity Discharge (HID) lamp, having stable and transient operating phases, by a digitally controlled circuit that includes a DC supply and an inverter. During the stable operating phase of the lamp, the inverter's input DC voltage is maintained at a value depending on the lamp voltage.
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