With the development of intelligent, license plate recognition technology is gradually popular, making the entrance and exit of vehicles in all fields of our life unattended. At present, license plate recognition system widely use in places, such as small hospitals, enterprises and institutions, shopping malls, airports, industrial parks and so on.
License plate as a vehicle to the identity of the logo, has uniqueness in the parking lot vehicle plate recognition technology, license plate recognition system can detect the monitored road vehicles and automatic extraction of vehicle license plate information processing technology. As an important part of modern intelligent transportation system, one of which they are widely used in digital image processing technology such as computer vision, pattern recognition for vehicle images taken by the camera or video sequences were analyzed.
The practicality of the license plate recognition system in the parking lot is mainly reflected in the non-stop traffic. Whether it is a fixed car, a temporary car or even an unlicensed car, the license plate recognition system can capture the license plate number and model image of the passing vehicle. The captured image is uploaded to the database and the gate is automatically opened. The whole process is very convenient and smooth so that the vehicle can quickly enter and exit the parking lot.