Haptic feedback for touchpads and other touch controls

  • US 8,059,105 B2
  • Filed: 01/14/2008
  • Issued: 11/15/2011
  • Est. Priority Date: 06/23/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A haptic feedback device, comprising:

  • a touch screen operative to display a graphical image and to output a position signal indicative of a selected location on the touch screen in two dimensions; and

    at least a first actuator configured to impart a first force directly to the touch screen to thereby provide a haptic effect in response to the selection, the first force based on information output by a computer device wherein at least the first force is output substantially parallel to a plane of the touch screen.

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