这是有关MATLAB在电子信息中的应用程序，包括信号的表示，求解零输入分量、信号的频谱分析和滤波，求解线性系统的冲击函数和卷积，程序简单，适合初学ATLAB的同学。-It is about MATLAB applications in electronic information, including the representation of the signal, solving zero input component, spectral analysis and filtering the signal, impulse function and convolution solving linear systems, the program is simple, suitable for beginners ATLAB classmates.