Method and device for monitoring a baby for interaction
US10694956B2 · kind B2 · utility
2Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2015 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Jul 21, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V10/25
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for video evaluation of the heart rate and/or respiratory rate of a baby, in particular under 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 finding an ellipse forming an outline of the head,B2—identifying an area of interest centered on a selected ellipse,C—evaluating, by plethysmographic analysis of the area of interest, the heart rate and/or respiratory rate of the baby,and associated system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.