设计了一个OFDM接收机，并采用1fI公司的TMS320C6416芯片进行实现。在假设理想 同步的前提下，该系统进行了FFT变化、使用了Ls(最小二乘法)进行信道估计，并且采用了 QPSK算法进行解调。最后将接收机输出数据与发端数据进行比较，在不同信噪比情况下计算其 误码率，得出了比较理想的结果。-An OFDM receiver is designed in山is paper and realized on the platform of the 1MS32OC6416 chip

BER COMPARISON OF 2 x 2 and 4 x 4 ALAMOUTI MIMO SYSTEMS IN THE PRESENCE OF CHANNEL ESTIMATION ERRORS

OFDM系统中，基于LS信道估计算法和MMSE信道估计算法的MSE分析和BER分析。-OFDM systems, channel estimation algorithm based on LS and MMSE channel estimation algorithms MSE analysis and BER analysis.

构建了简单的通信系统，其间对载波相位进行了估计，同时在函数中给出了估计误差，还计算了误码率以及采用信道编码的误码率-Construction of a simple communication system, during which the estimate of the carrier phase, and gives in function of the estimation error, also calculated BER and the channel coding error r