Activity monitoring systems and methods

  • US 8,036,851 B2
  • Filed: 02/13/2009
  • Issued: 10/11/2011
  • Est. Priority Date: 11/21/1994
  • Status: Expired due to Fees
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First Claim
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1. A sensor assembly for quantifying the motion of a user, comprising a processor operative to:

  • receive a detected spectrum of information describing motion of the sensor;

    identify a portion of the spectrum between a first transition from a first comparatively smooth region to a first comparatively erratic region, and a second transition from a second comparatively erratic region to a second comparatively smooth region;

    identify a duration associated with the identified portion of the spectrum; and

    determine a quantified characteristic of the user'"'"'s motion associated with the identified duration.

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