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Backlight assembly having external electrode fluorescent lamp, method of driving thereof and liquid crystal display having the same

  • US 20030214478A1
  • Filed: 03/26/2003
  • Published: 11/20/2003
  • Est. Priority Date: 05/17/2002
  • Status: Abandoned Application
First Claim
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1. A backlight assembly having an external electrode fluorescent lamp, the backlight assembly comprising:

  • a lamp driving means for receiving an external DC power signal and an external dimming signal, converting the external DC power signal into an AC power signal, controlling a voltage level of the AC power signal using the external dimming signal, and raising a voltage level of the AC power signal having the controlled voltage level to produce a raised AC power signal;

    a light emitting means having a lamp unit, for generating a light based on the raised AC power signal, the lamp unit including a plurality of parallel-connected external electrode fluorescent lamps, and at least one end of each of the external electrode fluorescent lamps having an external electrode; and

    an optical distribution changing means for changing an optical distribution of the light generated from the light emitting means.

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