A study of speech recognition by using PLC controller design method

The purpose of this paper design makes use of integration of PLC controller and speech via a touch screen for personalized balls adjustment of sports equipments. The athletes may adjust their requirement according to their physical condition. The system applies speech recognition Onto Ping-Pong pitching machine and controls the users’ command of speedy, slow, left or right. The athletes can practice and change pitching route in real time in order to achieve the training purpose if ping-pong pitching machine. The system design is proved to be improve physical strength and promote the athletes ‘ agile response capability. It can achieve improving the traditional inefficiency and present the purpose of humanized Ping-Pong pitching machine.