IMAGE DISPLAY DEVICE

  • US 20110249039A1
  • Filed: 04/04/2011
  • Published: 10/13/2011
  • Est. Priority Date: 04/09/2010
  • Status: Active Grant
First Claim
Patent Images

1. An image display device including a display panel, and a backlight for illuminating said display panel with light,said image display device, comprising:

  • a backlight control unit for controlling intensity of said light from said backlight;

    whereinsaid backlight is constituted by arranging a plurality of edge-light-scheme backlight cells in a matrix-like manner, each of said backlight cells including a light-source and a light-guiding plate, said light-guiding plate being designed for introducing light from said light-source therein, and emitting said light therefrom toward said display panel,said backlight control unit being designed for individually controlling each light-source on each backlight-cell basis,said backlight control unit controlling intensity of light from a backlight cell positioned at a screen'"'"'s peripheral portion in such a manner that said intensity of said light becomes lower than intensity of light from a backlight cell positioned at a screen'"'"'s central portion.

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