US 12,240,444 B2
Drive assistance device and drive assistance method
Wasantha Oshita, Fujisawa (JP); Masaichi Takahashi, Fujisawa (JP); and Shinichiro Fukazawa, Fujisawa (JP)
Assigned to Isuzu Motors Limited, Yokohama (JP)
Appl. No. 17/801,253
Filed by Isuzu Motors Limited, Tokyo (JP)
PCT Filed Feb. 26, 2021, PCT No. PCT/JP2021/007292
§ 371(c)(1), (2) Date Aug. 21, 2022,
PCT Pub. No. WO2021/172500, PCT Pub. Date Sep. 2, 2021.
Claims priority of application No. 2020-033761 (JP), filed on Feb. 28, 2020.
Prior Publication US 2023/0008352 A1, Jan. 12, 2023
Int. Cl. B60W 30/09 (2012.01); B60W 50/02 (2012.01)
CPC B60W 30/09 (2013.01) [B60W 50/02 (2013.01); B60W 2050/021 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A driving assistance apparatus that assists driving of a vehicle, the driving assistance apparatus comprising:
an ACC section that executes adaptive cruise control (ACC) on basis of at least an inter-vehicle distance from own car to a leading car and a relative speed between the own car and the leading car;
an abnormality detection section that detects an abnormality of a detector used to execute the ACC; and
a vehicle-stopping control section that performs vehicle-stopping control of the own car when an abnormality is detected by the abnormality detection section and the inter-vehicle distance from the leading car satisfies a predetermined condition, wherein
ACC processing by the ACC section is removed and the vehicle-stopping control by the vehicle-stopping control section is not performed when an abnormality is detected by the abnormality detection section and the inter-vehicle distance is greater than a predetermined threshold value or the inter-vehicle distance is not on a decreasing trend.