Patent ID: 11919522
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 6:
7. A method for determining a state, comprising,
setting a predetermined area as an area in which looking directions or face orientations of a driver of a vehicle indicate the driver is in a state of careless driving when the vehicle is driven on a straight road section;
enlarging the predetermined area if a road condition around the vehicle changes the enlargement based the changed road condition;
obtaining images of a driver with a driver monitoring camera;
automatically analyzing the obtained images of the driver with a processor according to stored executable program instructions, and if a movement area in which movement values indicating looking directions or face orientations of a driver of a vehicle are distributed is included in the enlarged predetermined area, automatically determining that the driver is in a state of careless driving, and if the movement area is not included in the enlarged predetermined area, automatically determining that the driver is not in a state of careless driving.