US 12,434,723 B2
Method of controlling cleaning of sensor units
Jong Min Park, Seoul (KR); and Nak Kyoung Kong, Seongnam-Si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Jun. 14, 2023, as Appl. No. 18/209,745.
Claims priority of application No. 10-2022-0152164 (KR), filed on Nov. 15, 2022.
Prior Publication US 2024/0157952 A1, May 16, 2024
Int. Cl. B60S 1/54 (2006.01); B60S 1/56 (2006.01); B60W 50/02 (2012.01)
CPC B60W 50/0205 (2013.01) [B60S 1/54 (2013.01); B60S 1/56 (2013.01); B60W 2050/0215 (2013.01); B60W 2555/20 (2020.02)] 20 Claims
OG exemplary drawing
 
1. A method of controlling cleaning of a sensor unit, the method comprising:
determining, by a controller, whether an autonomous driving of a vehicle is possible;
determining, by a rain sensor, whether the vehicle is in a rainy environment;
determining, by the controller, priorities of a plurality of cameras according to a driving environment of the vehicle during the autonomous driving of the vehicle;
setting, by the controller, the priorities of the cameras according to the rainy environment and the driving environment of the vehicle setting a pressure of air to be sprayed to each of the cameras based on the driving environment, and setting a cleaning mode for determining air sprayed to each of the cameras; and
spraying air stored in an air tank to the cameras according to the set cleaning mode,
wherein a sequence of spraying the air to the camera is determined based on a speed of the vehicle.