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Haptic interface for touch screen embodiments

  • US 8,063,892 B2
  • Filed: 10/30/2007
  • Issued: 11/22/2011
  • Est. Priority Date: 01/19/2000
  • Status: Expired due to Fees
First Claim
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1. A method of scrolling in a touch screen comprising:

  • displaying, via a touch screen, a graphical user interface, wherein the touch screen is coupled to a processor configured to provide the graphical user interface;

    sensing a user'"'"'s input onto the touch screen via a sensor coupled to the touch screen, wherein the user'"'"'s input causes graphical objects in the graphical user interface to scroll in a vertical direction, the sensor outputting a sensor signal associated with a rate of the scrolling of the graphical objects;

    processing the sensor signal and outputting an activating signal based on the rate of scrolling indicated by the sensor signal; and

    outputting a plurality of haptic effect pulses via an actuator to be felt by the user, the pulses output at a rate proportional to the rate of scrolling indicated by the sensor signal.

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