基于高精度时间测量技术的声速仪设计

Design of velocimeter using high-precision interval measuring technology

随着时间间隔精确测量技术的快速发展,出现了许多廉价的单片时间测量器件。利用该领域的新技术,可以设计出精度高、反应速度快的声速仪。介绍利用具有很高时间间隔分辨率的TDC-GP1型电路来设计高精度声速仪的方法要点。

With the development of high precision interval measuring technique,there are many cheaper circuits which can measure the time.Using new technology,the design of velocimeter with high-precision and fast-reaction has carried out.The keys of design for the velocimeter using the high-resolution circuit TDC-GP1 are introduced.