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Method and device for analyzing positions

  • US 8,583,401 B2
  • Filed: 09/23/2011
  • Issued: 11/12/2013
  • Est. Priority Date: 10/09/2009
  • Status: Active Grant
First Claim
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1. A method for detecting finger touches in a sensing device, comprising:

  • obtaining a sensing information;

    determining whether there is one or more positive values greater than a positive threshold;

    determining whether there is one or more negative values smaller than a negative threshold; and

    determining zero-crossings between the one or more positive values greater than the positive threshold and the one or more negative values smaller than the negative threshold when there are one or more positive values greater than the positive threshold and one or more negative values smaller than the negative threshold.

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