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CURSOR CONTROL DEVICE AND SYSTEM

  • US 20130335323A1
  • Filed: 05/09/2013
  • Published: 12/19/2013
  • Est. Priority Date: 06/13/2012
  • Status: Abandoned Application
First Claim
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1. A cursor control device, comprising:

  • an image sensor configured to capture a plurality of image frames;

    at least one button configured to output a trigger signal while being pressed;

    a processing unit configured to calculate at least one of a displacement and a cursor coordinate according to the image frames and output a control signal according to the trigger signal;

    a selection unit configured to select one of at least two different cursor lock periods; and

    a transmitter configured to output the control signal and at least one of the displacement and the cursor coordinate, wherein the processing unit controls the transmitter to output zero displacement or not to update the cursor coordinate within the cursor lock period selected after receiving the trigger signal.

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