• US 20130182107A1
  • Filed: 12/18/2012
  • Published: 07/18/2013
  • Est. Priority Date: 01/16/2012
  • Status: Active Grant
First Claim
Patent Images

1. A system for monitoring a patient, comprising:

  • a video camera that captures images of a patient location;

    a video processing device coupled with the video camera, the video processing device configured to;

    receive a substantially live sequence of the captured images;

    compare each image of the sequence of images with one or more preceding images to determine motion levels associated with each of the sequence of images;

    determine a motion alert level signal based at least in part on an integration function of the motion levels;

    compare the motion alert level signal with a motion alarm threshold; and

    generate a motion alarm signal based at least in part on determining that the motion alert level signal exceeds the motion alarm threshold.

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