基于FPGA的数字相位计在相位测距系统中的研究

Research on Digital Phasometer Based on FPGA in Position-tracking System

结合相位测距系统详细介绍了一种数字相位计的实现方法,该方法是基于FPGA(现场可编程门阵列)芯片运用FFT(快速傅立叶变换)算法完成的。阐述了在实时高速测量场合运用FPGA器件的优势,并给出这种新型数字相位计的基本原理和具体实现过程。

A new type of digital phasometer applied to the position-tracking system is introduced in the paper,which is based on FPGA and FFT algorithm.The advantage of FPGA in the course of real time and high speed measurement is described and the theory and realization process of phasometer are described in detail.