通过matlabGUI设计电话拨号界面，实现电话双音多频DTMF的仿真，根据所给数据制作拨号盘，并产生相应音调。-Design by matlabGUI dial interface to achieve multi-frequency DTMF tone telephone simulation, produced according to the data dial, and generates tones.

本代码是关于通信系统仿真平台的matlabGUI实现，其中包括信源、信道编码，调制、解调，信道复用等技术。-This code is about communication system simulation platform matlabGUI implementation, including the source, channel coding, modulation and demodulation, channel reuse technologies.

用matlabGUI界面实现了不同方法的功率谱估计-Power spectrum estimation GUI