Notably, the Audi employs all four of the sensor types listed above, save for Lidar. No doubt, this is due in part to the relatively high cost of Lidar and to this being a driver assistance system, ...

Lidars, also known as LiDAR (light detection and ranging ... but plenty of major automakers -- including Volvo and Volkswagen's Audi -- have already installed its lidars in their vehicles.