国内超声波测距研究应用现状

Research and application status on domestic ultrasonic ranging

本文结合超声波测距原理,对超声波回波信号处理、新型换能器研发、发射脉冲选取的国内研究现状,以及该技术在液位测量、移动机器人定位和避障、汽车防撞、曲面仿形检测的应用现状作了综述,分析了超声波测距系统现阶段存在的常见问题,相应提出了解决方案,并对超声波测距的发展与应用趋势进行了展望。

Based on the principle of ultrasonic ranging, this paper described the domestic research status of ultrasonic echo signal processing, new transducers designing. It also introduced the application of ultrasonic ranging technology in the field of domestic liquid-level measure, mobile robot obstacle avoidance, vehicle collision avoidance and profile measurement of surface. After that, this paper analyzed the problems in ranging system and the solutions. The developmental direction and research progress in ultrasonic ranging were also presented.