But that one is low-tech, like the automatic robots in factories. It uses magnets under the road surface and RFID tags, see FROG link on the wiki page. The OP

But that one is low-tech, like the automatic robots in factories. It uses magnets under the road surface and RFID tags, see FROG link on the wiki page. The OP article mentions high-tech sensors like stero cameras and LIDAR -technology that requires state-of-the-art computers and is used in Google self-driven cars, etc.