MIMO系统信道估计算法研究 针对LS算法的分析结论所进行的仿真，将根据分析结果，对信噪比的取值、训练序列的长度以及最优训练的选取，分别进行仿真实验。-MIMO systems channel estimation algorithm for the LS algorithm for the analysis of the conclusions of the simulation, the results of the analysis will be based on the signa

叠加训练序列的最小二乘信道估计与最小均方误差均衡，QPSK调制，做了4次迭代估计的性能对比。-superimposed training, least squares (LS) channel estimation, MMSE equalizer, QPSK modulation, 4 times iteration.

最小二乘无线信道估计与均衡，产生训练序列，信道估计，mse随信噪比变化曲线 -Least Square channel estimation, MMSE curves,BER chart