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REMOTE-CONTROL DEVICE AND CONTROL SYSTEM AND METHOD FOR CONTROLLING OPERATION OF SCREEN

  • US 20130002549A1
  • Filed: 07/02/2012
  • Published: 01/03/2013
  • Est. Priority Date: 07/01/2011
  • Status: Abandoned Application
First Claim
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1. A control system for controlling an operation of a screen having a first geometric reference, the control system comprising:

  • a marking device displaying a first pattern associated with the first geometric reference on the screen; and

    a remote-control device obtaining a first signal from the screen, wherein;

    the first signal represents an image having a second geometric reference and a second pattern associated with the first pattern;

    the second pattern and the second geometric reference have a first geometric relationship therebetween; and

    the remote-control device uses the first geometric relationship to transform the second pattern into a third pattern, and calibrates the first geometric reference according to the third pattern for controlling the operation of the screen.

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