本代码是基于OFDM系统的一种转换域估计算法，有整个OFDM系统及改进的信道估计算法仿真。包括LS,MMSE,LMMSE,DFT,及改进后的DCT算法。-The code is based on the OFDM system, the conversion of a domain estimation algorithm, the OFDM system and revamp the entire channel estimation algorithm for the simulation.

OFDM信道估计代码，通过LMMSE估计、LS估计、SVD估计进行研究。并通过MATLAB仿真平台进行仿真，对三种信道估计算法及它们的性能进行了仿真分析和比较。-OFDM channel estimation

LMMSE在信道均衡中的应用。设信道响应已知。采用线性模型下的线性MMSE估计方法，根据观测信号估计发送信号。-Application LMMSE channel equalization. set channel response is known. Linear MMSE estimation under linear model, the transmitted signal is estimated based on the observed signal.