说明：  这个是我数字信号处理这门课的课程设计,文件包括用matlab编写的代码和设计报告.这个设计包括卷积演示程序、采样定理演示程序
(This is my digital signal processing the course of the curriculum design, preparation of documents including the use of matlab code and design report. Convolution demonstration of this design include the procedures, sampling theorem demo)