A driverless car is an intelligent car that senses the road environment through an on-board sensor system, automatically plans the driving route and controls the vehicle to reach a predetermined target. It uses on-board sensors to sense the surrounding environment of the vehicle, and controls the steering and speed of the vehicle according to the obtained road, vehicle position and obstacle information, so that the vehicle can drive safely and reliably on the road. It integrates many technologies such as automatic control, architecture, artificial intelligence, visual computing, etc. It is the product of the highly developed computer science, pattern recognition and intelligent control technology. It is also an important indicator of a country's scientific research strength and industrial level. It has broad application prospects in the field of national defense and national economy.