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VIRTUAL TOUCH DEVICE WITHOUT POINTER

  • US 20130321347A1
  • Filed: 02/17/2012
  • Published: 12/05/2013
  • Est. Priority Date: 02/18/2011
  • Status: Abandoned Application
First Claim
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1. A virtual touch device for remotely controlling electronic equipment having a display surface, and more particularly, to a virtual touch device for exactly controlling electronic equipment remotely without displaying a pointer on a display surface of the electronic equipment, comprising:

  • an image acquisition unit comprising two image sensors disposed at different locations and photographing a user'"'"'s body at the front of the display surface;

    a spatial coordinate calculation unit calculating three-dimensional coordinate data of the user'"'"'s body using an image from the image acquisition unit;

    a touch location calculation unit calculating a contact point coordinate where a straight line connecting between a first spatial coordinate and a second spatial coordinate meets the display surface using the first and second spatial coordinates received from the spatial coordinate calculation unit; and

    a virtual touch processing unit creating a command code for performing an operation corresponding to the contact coordinate received from the touch location calculation unit and inputting the command code into a main controller of the electronic equipment.

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