Human activity monitoring device with distance calculation

  • US 20090043531A1
  • Filed: 08/08/2007
  • Published: 02/12/2009
  • Est. Priority Date: 08/08/2007
  • Status: Active Grant
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First Claim
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1. A method of monitoring human activity, comprising:

  • monitoring accelerations using an inertial sensor disposed at one of a plurality of locations on a human body, wherein at least one of the plurality of locations is not a foot location;

    counting a plurality of steps based on the accelerations;

    determining a gait characteristic of the plurality of steps;

    using the gait characteristic to determine a stride length; and

    determining at least one of a distance traveled and a speed of travel based on the stride length.

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