IMU technology forms the brains of the autonomous vehicle

A self-guiding vehicle, like an autonomous car or a truck, requires a variety of different technologies to successfully navigate crowded city streets and highways. One of the more popular is lidar (light detection and ranging), which relies on pulsing laser light beams to create a precise 3D image of the local surroundings.

https://www.ecnmag.com/article/2019/02/imu-technology-forms-brains-autonomous-vehicle