Discharge lamp device and backlight using the same

Details Discharge lamp device and backlight using the same Discharge lamp device and backlight using the same

2005-06-07

2005-06-07

Philogene, Haissa (Department: 2821)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S246000, C315S335000, C313S595000, C313S607000

Reexamination Certificate

active

06903518

ABSTRACT:
A discharge lamp device which drives a discharge tube filled with a rare gas and has a first electrode mounted at the inside of the tube and a second electrode mounted at the outside of the tube. The lamp device includes a driving circuit that applies a voltage between the first and second electrodes. The driving circuit applies a positive rectangular wave voltage to the first electrode with a potential of the second electrode being a reference potential (0V) A backlight includes at least one discharge tube and the discharge lamp device.

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