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Handheld Pointing Device

  • US 20130328772A1
  • Filed: 02/19/2013
  • Published: 12/12/2013
  • Est. Priority Date: 06/07/2012
  • Status: Abandoned Application
First Claim
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1. A handheld pointing device, comprising:

  • a main body;

    an image sensing module disposed in the main body and configured to capture an image comprising at least one reference light source and accordingly generate an optical sensing signal;

    an acceleration sensing module disposed in the main body and configured to sense an acceleration value in each one of two dimensions, wherein the acceleration sensing module outputs an acceleration sensing signal if an absolute value of the summation of the two acceleration values in two dimensions is located within a predetermined acceleration range; and

    a processing circuit configured to receive the optical sensing signal and the acceleration sensing signal and accordingly generate an output signal.

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