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DISPLAY DEVICE

  • US 20080018612A1
  • Filed: 04/02/2007
  • Published: 01/24/2008
  • Est. Priority Date: 07/24/2006
  • Status: Active Grant
First Claim
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1. A display device comprising:

  • a display unit including an image display unit configured to display an image on a display screen, an optical input unit configured to pick up an image of an object adjacent to the display screen, and a capacitive coupling detector configured to detect a capacitive coupling to the object adjacent to the display screen; and

    a processor configured to determine that the object touches the display screen, and concurrently to calculate the coordinates touched by the object, on the basis of the capacitive coupling detected by the capacitive coupling detector, and of the image picked up by the optical input unit.

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