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DRIVING DEVICE FOR DISPLAY AND DISPLAY USING THE SAME AND DRIVING METHOD OF THE DISPLAY

  • US 20100156864A1
  • Filed: 06/18/2009
  • Published: 06/24/2010
  • Est. Priority Date: 12/24/2008
  • Status: Active Grant
First Claim
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1. A display comprising:

  • a display panel that displays an image;

    a photodetector configured to detect ambient light; and

    an external-brightness detector that outputs an external-brightness signal based on sensing a light detecting node connected to the photodetector, the external-brightness detector outputting the external-brightness signal by sensing a voltage level of the light detecting node in a first mode and by sensing a current level of the light detecting node in a second mode; and

    a brightness controller that control s the brightness of the image displayed on the display panel according to the external-brightness signal.

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