×

Method and Device for Monitoring a Baby and for Interaction

  • US 20160015277A1
  • Filed: 07/21/2015
  • Published: 01/21/2016
  • Est. Priority Date: 07/21/2014
  • Status: Active Grant
First Claim
Patent Images

1. A method for video evaluation of the heart rate and/or respiratory rate of a baby in dim or nocturnal conditions, in a device comprising a video camera and a source of infrared light, the method comprising the steps of:

  • A1

    illuminating the baby with the infrared source,A2

    capturing video images of the baby,B1

    determining the position of the baby'"'"'s head by detecting edges forming portions of an ellipse substantially coinciding with the outline of the head,B2

    identifying an area of interest centered on a selected ellipse,C—

    evaluating, by photoplethysmographic analysis of the area of interest, the heart rate and/or respiratory rate of the babyD—

    identifying a significant movement of the baby, in which case step C—

    of photoplethysmographic analysis is suspended,D2

    identifying a return to a stable state where there is no significant movement by the baby, in which case steps B1-B2 are executed once again, step C—

    of photoplethysmographic analysis being resumed with the new area of interest determined in step B2.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×