Patent ID: 11919548
Assignee: JVCKENWOOD CORPORATION
Field: Control (Instruments)
Classification: CPC B  G | IPC B  G

Claim 4:
5. A driving assistance system that comprises:
a driving assistance device that is used in a vehicle capable of switching between autonomous driving and driving that requires operation by a driver; and
an external device capable of performing communication with the driving assistance device, wherein
the external device comprises
a different vehicle information acquisition unit that acquires autonomous driving information on different vehicles that travel on a traveling road on which the vehicle is going to travel on the basis of location information on the vehicle; and
an autonomous driving ratio acquisition unit that acquires a ratio of autonomous driving among the different vehicles from the autonomous driving information on the different vehicles acquired by the different vehicle information acquisition unit,

the driving assistance device includes
a notification control unit that provides information for supporting determination on switching between autonomous driving and driving that requires operation by a driver, in accordance with the ratio of autonomous driving among the different vehicles,

the notification control unit being configured to give a notice of recommendation for switching to the autonomous driving if the ratio of autonomous driving is equal to or larger than a predetermined ratio, and
the predetermined ratio is changed depending on a road type of the traveling road of the vehicle.