| 1. | Abstract : the method of computing , by cyclic convolution , discrete convolution with fft is discussed . firstly , the method is developed , based on it a software program is designed . then the program is verified by an example 文摘:论述利用fft通过循环卷积计算线性卷积的方法.先推导计算方法,再设计软件程序,并通过实例说明在计算机上得到的结果 |