| 发明名称 |
METHOD AND DEVICE FOR ASCERTAINING A STATE OF DROWSINESS OF A DRIVER |
| 摘要 |
A method for ascertaining a state of drowsiness of a driver of a motor vehicle, movements of at least one eyelid of one eye of the driver being detected, and the state of drowsiness of the driver being determined as a function of the detected movements. It is provided that an instantaneous normal degree of eye opening is determined, that closing movements of the eyelid are monitored based on the normal degree of eye opening, and that the state of drowsiness is determined as a function of the detected closing movements. |
| 申请公布号 |
US2017080947(A1) |
申请公布日期 |
2017.03.23 |
| 申请号 |
US201615267343 |
申请日期 |
2016.09.16 |
| 申请人 |
Robert Bosch GmbH |
发明人 |
Boos Ronald |
| 分类号 |
B60W40/08;B60Q9/00;A61B5/1171;A61B5/18;A61B5/00;A61B3/14;B60W30/18;A61B5/11 |
主分类号 |
B60W40/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for ascertaining a state of drowsiness of a driver of a motor vehicle, comprising:
detecting movements of at least one eyelid of one eye of the driver; determining a state of drowsiness of the driver as a function of the detected movements; wherein an instantaneous normal degree of eye opening is determined, closing movements of the eyelid are monitored based on the normal degree of eye opening, and the state of drowsiness is determined as a function of the detected closing movements. |
| 地址 |
Stuttgart DE |
