迭代自组织数据分析，搭建OFDM通信系统的框架，一种噪声辅助数据分析方法,包括广义互相关函数GCC时延估计。- Iterative self-organizing data analysis, Build a fr a mework OFDM communication system, A noise auxiliary data analysis method, Including the generalized cross-correlation function GCC time dela