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Providing enhanced haptic feedback effects

  • US 7,821,493 B2
  • Filed: 04/16/2007
  • Issued: 10/26/2010
  • Est. Priority Date: 09/28/1999
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • receiving a first frequency at which to output a tactile sensation;

    determining a second frequency higher than the first frequency, the second frequency based on a frequency at which an inertial actuator outputs a second tactile sensation; and

    combining a waveform having the first frequency and a waveform having the second frequency to produce a signal configured to cause a composite tactile sensation at the second frequency, the composite tactile sensation conveying the first frequency.

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