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Handheld vision based absolute pointing system

  • US 20060152489A1
  • Filed: 07/21/2005
  • Published: 07/13/2006
  • Est. Priority Date: 01/12/2005
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • identifying one or more images of respective one or more fixed markers, each marker positioned on or proximate to a display, said images appearing on a pixilated sensor within a handheld device;

    determining a location on, or proximate to, said display where said handheld device was pointed during said identifying;

    sending from said handheld device information derived from said identifying of said one or more images of respective one or more fixed markers; and

    , triggering action taken by electronic equipment circuitry in response to said handheld device'"'"'s sending of a signal to indicate said action is desired.

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