Apparatus for driving lamp of liquid crystal display device

Details Apparatus for driving lamp of liquid crystal display device Apparatus for driving lamp of liquid crystal display device

2007-06-19

2007-06-19

Tran, Thuy Vinh (Department: 2821)

Electric lamp and discharge devices: systems

Periodic switch in the supply circuit

Periodic switch in the primary circuit of the supply...

C315S224000, C315S308000

Reexamination Certificate

active

11152186

ABSTRACT:
An apparatus for driving a lamp of a liquid crystal display device includes a transformer to supply a voltage to a lamp and a voltage detector having a first resistance connected between a secondary winding wire of the transformer and a ground voltage source, a rectifier connected to the secondary winding wire of the transformer, and a second resistance connected between the rectifier and the ground voltage source to detect a voltage induced onto the secondary winding wire of the transformer.

REFERENCES:
patent: 5930121 (1999-07-01), Henry
patent: 5952791 (1999-09-01), Watanabe et al.
patent: 6515436 (2003-02-01), Kobayashi et al.
patent: 6545432 (2003-04-01), Konopka
patent: 6597130 (2003-07-01), Lee et al.
patent: 6949893 (2005-09-01), Higuchi

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