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Liquid crystal display and method of controlling the same

  • US 20070052662A1
  • Filed: 09/01/2006
  • Published: 03/08/2007
  • Est. Priority Date: 09/05/2005
  • Status: Active Grant
First Claim
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1. A liquid crystal display, comprising:

  • a liquid crystal display panel;

    a light emitting diode device divided into a plurality of partitioned areas wherein each partitioned area is capable of being driven independent of adjacent partitioned areas;

    a light guide part for each partitioned area for guiding light generated from the light emitting diode device toward the liquid crystal display panel;

    an image calculating part for dividing the liquid crystal display panel into a plurality of regions and calculating the brightness of each region by using image data;

    an inverter for providing respective power to each of the partitioned areas of the light emitting diode device; and

    an inverter controller for controlling the inverter to provide the respective power to each of the partitioned areas based on the calculated brightness.

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