×

LIGHT EMISSION CONTROLLER AND LIQUID CRYSTAL DISPLAY APPARATUS INCLUDING LIGHT EMISSION CONTROLLER

  • US 20090167655A1
  • Filed: 12/17/2008
  • Published: 07/02/2009
  • Est. Priority Date: 12/26/2007
  • Status: Abandoned Application
First Claim
Patent Images

1. A light emission controller for controlling light emissions of a plurality of light sources included in a light emitter illuminating a liquid crystal panel by the plurality of light sources each of which is provided with respect to each of a plurality of light source areas, the light emission controller comprising:

  • a lighting-value-change detector configured to detect a change in a lighting value of the plurality of light sources; and

    a lighting controller configured to turn on the plurality of light sources at a plurality of lighting timings within a lighting period defined between an initial lighting timing and a final lighting timing of the plurality of lighting timings by pulse width modulation in accordance with the change in the lighting value, a number of the lighting timings in a later lighting period of the lighting period being greater than a number of the lighting timings in an earlier lighting period of the lighting period.

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