摘要
介绍了按时间抽取的基-2快速傅里叶变换以及它的C 语言实现,并进一步探讨了用快速傅里叶变换计算连续信号频谱的方法。
This paper introduces Decimation-in-time Radix-2 Fast Fourier Transform（DIT-FFT） and its realization by C programming language., as well as the method of calculating the frequency spectrum of continuous signals by FFT.
出处
《湖南科技学院学报》
2005年第11期192-193,共2页
Journal of Hunan University of Science and Engineering
基金
湖南科技学院院级课题。
关键词
快速傅里叶变换
连续信号的频谱
C语言程序
Fast Fourier Transform
frequency spectrum of continuous signals
C Programming Language.
