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CIRCULAR SCROLLING TOUCHPAD FUNCTIONALITY DETERMINED BY STARTING POSITION OF POINTING OBJECT ON TOUCHPAD SURFACE

  • US 20070229472A1
  • Filed: 03/29/2007
  • Published: 10/04/2007
  • Est. Priority Date: 03/30/2006
  • Status: Abandoned Application
First Claim
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1. A system for enabling actuation and manipulation of functions by way of touchdown and non-linear movement around a path defined by a circular touchpad, said system comprising:

  • a circular touchpad;

    touchpad circuitry for detecting touchdown by a pointing object on the circular touchpad; and

    firmware associated with the touchpad circuitry, wherein the firmware defines at least one function to be activated when the pointing object makes touchdown on the circular touchpad in at least one pre-defined location.

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