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MOBILE TERMINAL WITH IMAGE PROJECTION

  • US 20100188428A1
  • Filed: 01/22/2009
  • Published: 07/29/2010
  • Est. Priority Date: 10/15/2008
  • Status: Active Grant
First Claim
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1. A mobile terminal comprising:

  • a projector module configured to project an image for display on an external screen;

    a camera configured to receive an input image of the image displayed on the external screen, the input image including a pointer located over the image and a shadow of the pointer; and

    a controller configured to obtain a distance between the pointer and the shadow of the pointer from the input image, to recognize a touch by the pointer to a touch point in the displayed image according to the obtained distance, to project through the projector module a pointer cursor at the touch point, and to perform an operation corresponding to the recognized touch point.

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