滑动FFT在实时频谱计算中的应用

The Application of Glide FFT Algorithm in Calculating Spectrum Real Time

介绍了一种计算频谱的简单算法－滑动ＦＦＴ，分析了其在频谱计算中实时性的提高及其在工程中的应用，并给出了硬件实现方法，最后指出了它的固有缺陷。

This paper introduces the glide FFT algorithm used for calculating spectrum. It's application, the method of hardware implement, advantage and disadvantage are discussed.