Method, device and system for detecting the presence of an unattended child left in a vehicle
US9676325B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2016 |
| Grant date | Jun 13, 2017 |
| Priority date | — |
| Expiry date | Jun 29, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2230/20
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A method for detecting the presence of an unattended child left in a vehicle includes receiving acoustic data obtained from inside a vehicle, determining if the vehicle is running or not in response to the acoustic data, determining if all windows in the vehicle are closed when the vehicle is not running, determining if sound volume inside the vehicle exceeds a predetermined threshold when all of the windows are closed, determining if a predetermined high-frequency word is spoken inside the vehicle when all of the windows are closed, and outputting an alert indicating that an unattended child is left in the vehicle when the sound volume inside the vehicle exceeds the predetermined threshold and when the predetermined high-frequency word is spoken inside the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.