本代码是基于MIMO-OFDM系统下做的信道估计技术的研究。MIMO,OFDM是4G的核心技术，两者相结合的估计算法也是现在研究的热点。本代码包括几种核心的估计算法并可直接仿真出结果。-The code is based on MIMO-OFDM system channel estimation to do research. MIMO, OFDM is the core of 4G technology, a combination

信道估计算法，包括LS、DFT、改进的DFT，一起的比较算法。适用于MIMO-OFDM系统，适用于MATLAB(Channel estimation algorithms, including LS, DFT, improved DFT, together with the comparison algorithm. Suitable for MIMO-OFDM systems)