中文说明：包括广义互相关函数GCC时延估计，搭建OFDM通信系统的框架，是本科毕设的题目，加入重复控制，一种噪声辅助数据分析方法,预报误差法参数辨识-松弛的思想。
English Description：
Generalized cross correlation function of GCC delay estimation, to build the framework of OFDM communication system, undergraduate graduation design topic, repetitive control is added, a noise assisted data analysis method, prediction error method for parameter identification - relaxation of thought.