基于超声波的运动检测系统的设计

Design of movement detection system based on ultrasonic

该文论述了利用超声波对运动的物体进行检测的基本原理,分析了检测中存在的误差及其产生的原因,文中给出了具体的电路和检测数据。

The article discussed the basic principles using ultrasonic waves to detect the moving objects, analyzed the deviation in detection and its causes. The article gave a specific circuit and testing data.