中文说明：均值便宜跟踪的示例，使用高阶累积量对MPSK信号进行调制识别，自写曲率计算函数 ,含噪脉冲信号进行相关检测,ldpc码的编解码实现，搭建OFDM通信系统的框架。
English Description：
Example of mean cheaper track, using higher order cumulants of MPSK signal modulation recognition, write curvature calculation function, pulse signal detection with noise, the encoding and decoding of LDPC codes to achieve and build a framework for OFDM communication systems.