超声换能器驱动电路及其回波接收电路设计分析

摘要

随着汽车工业的不断发展,超声测距技术得到了广泛运用.超声换能器作为该技术的关键组成部件,可实现电能转化,并决定了超声测距系统能完成的最终指标.通过分析超声换能器的工作原理,对其驱动电路和回波接收电路的设计进行了深入探讨.%With the continuous development of the automotive industry, ultrasonic ranging technology has been widely used. Ultrasonic transducer is the key component of this technology, which can realize power conversion, and determines the final target of ultrasonic ranging system. By analyzing the working principle of ultrasonic transducer, the design of its driving circuit and echo receiving circuit is discussed in this paper.