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Touch system for blue screen

  • US 9,191,665 B1
  • Filed: 09/10/2012
  • Issued: 11/17/2015
  • Est. Priority Date: 06/19/2007
  • Status: Expired due to Fees
First Claim
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1. A method of aligning a touch input device positioned on a chroma-key/matte backdrop which comprises using a laser beam or like leveling means to assure a level line is determined with respect to some known reference, said device having a framework consisting of four rigid strips each at right angles to one another that define the active touch area of the touch device, said strips being mounted to the chroma-key/matte surface, said strips being coated with a chroma-key/matte compatible color to assist in camouflaging the frame for wider camera shots.

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