×

BACK LIGHT APPARATUS AND CONTROL METHOD THEREOF

  • US 20080129223A1
  • Filed: 10/18/2007
  • Published: 06/05/2008
  • Est. Priority Date: 12/04/2006
  • Status: Active Grant
First Claim
Patent Images

1. A back light apparatus comprising:

  • a back light part which emits light to a liquid crystal display panel, the back light part comprising a plurality of light emitting diodes (LEDs) respectively corresponding to a plurality of colors;

    a detecting part which detects the light emitted by the plurality of the LEDs;

    a driving part which drives the LEDs to generate an emission; and

    a controller which controls the driving part to make color ratios substantially equal a reference value if the reference value does not equal one of the color ratios between at least two of the plurality of colors of the light detected in the detecting part.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×