1）验证抽样定理。

2）掌握用数字方式分析模拟信号的频谱的基本原理。

3）掌握理想内插方式重构模拟信号。

4）掌握衡量模拟信号相似程度的参数。

-1) verify the sampling theorem. 2) have used digital spectrum analysis of analog signals of the basic principles. 3) interpolation ideal way to master analog signal reconstruction. 4) have measured similar to the level of analog signal parameters.