Patent ID: 11857311
Assignee: nan
Field: Audio-visual technology (Electrical engineering)
Classification: CPC A  H | IPC A  H

Claim 3:
4. The multi-purpose video monitoring camera as in claim 3, wherein the hot air exhalation detection module is configured to:
(1) obtain position of head of the baby in the fields of view of the CMOS video camera and the thermographic video camera;
(2) detect position of the nose and the mouth of the baby in the fields of view of the CMOS video camera and the thermographic video camera from the position of head of the baby obtained in (1);
(3) detect temperature variation pattern in the position of the nose and the mouth of the baby in the fields of view of the thermographic video camera detected in (2);
(4) calculate a first breathing rate of the baby based on output obtained in (3).