中文说明：本书以最新版MATLABR2013a为平台编写，详细介绍了信号处理的函数、方法的理论及背景，同时又紧密联系实际应用，以具体的事例说明函数的使用方法。在实例中强调了如何用MATLAB信号处理工具箱解决信号处理中的问题，节省了信号处理的时间和精力，提高了信号处理的效率。
English Description：
Books written with the latest version of MATLABR2013a platform, functions, methods of signal processing are introduced in detail the theory and background, while closely related practical applications, with concrete examples of functions to use. Examples highlight how to use MATLAB in signal processing Toolbox to solve problems in signal processing, signal processing time and effort savings, improves the efficiency of signal processing.