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Force Sensing of Inputs Through Strain Analysis

  • US 20160041672A1
  • Filed: 03/15/2013
  • Published: 02/11/2016
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. An electronic device, comprisinga frame at least partially enclosing an interior of the electronic device, the frame having an open end;

  • a cover glass covering the open end of the frame, the cover glass movably connected to the frame to allow movement of the cover glass in response to one or more forces applied to an external surface of the cover glass;

    a plurality of strain probes arranged to output a plurality of strain signals responsive to the force applied to the cover glass; and

    a force processing module configured to at least calculate an amount of force applied to the cover glass based on the plurality of stain signals.

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