US 11,999,299 B2
Camera mirror system display camera calibration
John S. Germaine, Traverse City, MI (US); and Dominik Marx, Novi, MI (US)
Assigned to STONERIDGE ELECTRONICS AB, Solna (SE)
Appl. No. 18/268,750
Filed by STONERIDGE ELECTRONICS AB, Solna (SE)
PCT Filed Dec. 16, 2021, PCT No. PCT/US2021/063869
§ 371(c)(1), (2) Date Jun. 21, 2023,
PCT Pub. No. WO2022/140162, PCT Pub. Date Jun. 30, 2022.
Claims priority of provisional application 63/129,927, filed on Dec. 23, 2020.
Prior Publication US 2024/0042936 A1, Feb. 8, 2024
Int. Cl. B60R 1/22 (2022.01); B60R 1/29 (2022.01); G06T 7/70 (2017.01); G06T 7/80 (2017.01)
CPC B60R 1/22 (2022.01) [B60R 1/29 (2022.01); G06T 7/70 (2017.01); G06T 7/80 (2017.01); B60R 2300/105 (2013.01); B60R 2300/402 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A camera mirror system for a vehicle, comprising:
first and second exterior cameras configured to provide capture images outside of the vehicle respectively corresponding to first and second fields of views;
first and second displays within a vehicle cabin configured to depict the captured images respectively from the first and second exterior cameras;
first and second interior cameras configured to capture driver images within the vehicle cabin, the first and second interior cameras respectively having first and second interior fields of view that overlap one another in a vehicle driver region within the vehicle cabin, the first display is in the second interior field of view, and the second display is in the first interior field of view; and
a controller in communication with the first and second displays and the first and second interior cameras, the controller is configured to monitor a driver activity in the vehicle driver region using the first and second interior cameras, the controller is configured to initiate a calibration procedure in response to a calibration event, the calibration procedure including first and second displays respectively depicting first and second patterns, and the first and second interior cameras detecting respectively the second and first patterns to calibrate the first and second interior cameras in relation to the vehicle driver region to establish a distance between each of the first and second interior cameras and the second and first patterns respectively.