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Device and Method of Monitoring a Position and Predicting an Exit of a Subject on or from a Substrate

  • US 20150025327A1
  • Filed: 07/18/2013
  • Published: 01/22/2015
  • Est. Priority Date: 07/18/2013
  • Status: Active Grant
First Claim
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1. A method for monitoring a subject, comprising:

  • sensing incident pressure waves generated by the subject moving on a divided bladder comprising interleaved portions with at least one sensor in fluid communication with a respective portion of the divided bladder;

    generating signals indicative of the incident pressure waves for each of the interleaved portions of the bladder and sending the signals to a processor;

    determining a position of the subject on the divided bladder based on a difference between the signals from each of the interleaved portions; and

    generating a position pattern for the subject over a period of time.

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