Title:
眠気兆候通知システム
Document Type and Number:
Japanese Patent JP7375691
Kind Code:
B2
Abstract:
A drowsiness sign notification system that gives a drowsiness sign notice to a driver that shows a drowsiness sign includes a driver monitor and a controller. The driver monitor detects the driver state being a state of the driver. The controller executes a drowsiness level estimation process in which a drowsiness level of the driver from a plurality of drowsiness levels based on the driver state. And, the controller executes an accumulation process in which a drowsiness point that is numerical value corresponding to the drowsiness level estimated in the drowsiness level estimation process is accumulated. Then, when an accumulation value of the drowsiness point calculated in the accumulation process exceeds a predetermined threshold, the controller determines that the driver shows the drowsiness sign.
Inventors:
Takuya Sakata
Koichiro Yamauchi
Masashun Sano
Hiromi Nemoto
Shunichiro Sawai
Koichiro Yamauchi
Masashun Sano
Hiromi Nemoto
Shunichiro Sawai
Application Number:
JP2020114155A
Publication Date:
November 08, 2023
Filing Date:
July 01, 2020
Export Citation:
Assignee:
Toyota Motor Corporation
International Classes:
G08G1/16; G08B21/24
Domestic Patent References:
| JP2008210375A |
Attorney, Agent or Firm:
Patent Attorney Takada / Takahashi International Patent Office