Display device having lamp control circuit

Details Display device having lamp control circuit Display device having lamp control circuit

2008-04-29

2008-04-29

Vo, Tuyet T (Department: 2821)

Electric lamp and discharge devices: systems

Pulsating or a.c. supply

Discharge control discharge device load

C315S276000, C315S291000, C315S2090SC, C315S224000

Reexamination Certificate

active

07365500

ABSTRACT:
A driving device is provided, which includes: a switching unit directly connected to a first voltage from a source external to the driving device; a transforming unit indirectly connected to the switching unit for transforming the first voltage into a second voltage and applying the second voltage to a light source; a signal transmitting unit indirectly connected to the switching unit and transmitting a driving voltage for driving the switching unit based on a control signal; and an inverter controller outputting the control signal to the signal transmitting unit.

REFERENCES:
patent: 4485434 (1984-11-01), Beeston et al.
patent: 5173643 (1992-12-01), Sullivan et al.
patent: 5184290 (1993-02-01), Ozawa et al.
patent: 5317497 (1994-05-01), Belek
patent: 5583402 (1996-12-01), Moisin et al.
patent: 6064579 (2000-05-01), Copple et al.
patent: 6531835 (2003-03-01), Chen et al.
patent: 6794831 (2004-09-01), Leeb et al.

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