Process for operating a discharge lamp

Details Process for operating a discharge lamp Process for operating a discharge lamp

2007-12-11

2007-12-11

Tran, Thuy Vinh (Department: 2821)

Electric lamp and discharge devices: systems

Periodic switch in the supply circuit

Plural periodic switches or multiple contact periodic switch

C315S247000, C315S308000, C315S309000

Reexamination Certificate

active

11169727

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.

REFERENCES:
patent: 5677602 (1997-10-01), Paul et al.
patent: 6072283 (2000-06-01), Hedrei et al.
patent: 6914395 (2005-07-01), Yamauchi et al.
patent: 6975077 (2005-12-01), Izumi et al.
patent: 7023143 (2006-04-01), Harada et al.
patent: 2004/0217742 (2004-11-01), Ribarich et al.

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