基于互功率谱的时延估计，重要参数的提取，信号维数的估计，处理信号的时频分析，有详细的注释，滤波求和方式实现宽带波束形成，LDPC码的完整的编译码，各种资源分配算法实现。- Based on the time delay estimation of power spectrum, Extract important parameters, Signal dimension estimates, When processing a signal frequency analysis, There a