离散傅立叶变换及其应用

Discrete Fourier Transform and its Application

分析了离散傅里叶变换的原理及物理意义,分别将离散傅里叶变换技术应用在双音多频信号检测和雷达信号处理中,加深学生对离散傅里叶变换概念的理解,扩展离散傅里叶变技术应用,达到提高教学质量的目的。

This paper describes the principle and the physical significance of the discrete Fourier transform, the application of the discrete Fourier transform technique in the dual tone multi frequency signal detection and radar signal processing, respectively. Enhance the students understanding of the concept of discrete Fourier transform, Expansion technology application of discrete Fourier Transform, to achieve the purpose of improving teaching quality.