本代码是关于多天线技术空时块编码的通信系统仿真源程序，其中包括QPSK调制，QPSK解调，FFT,IFFT，STBC等模块,并给出误码率计算和性能仿真图。-The code is on the multi-antenna space-time block coding techniques of communication system simulation source code, including QPSK modulation, QPSK demodulation, FFT, IFFT,

In this paper, we investigate the timing and carrier frequency offset (CFO) synchronization problem in decode and forward cooperative systems operating over frequency selective channels. A training sequence which consists of one orthogonal fr

In this paper, we investigate the timing and carrier frequency offset (CFO) synchronization problem in decode and forward cooperative systems operating over frequency selective channels. A training sequence which consists of one orthogonal fr

这是一个基于空时分组编码的MIMO_OFDM通信系统的仿真设计，在多径信道和高斯白噪声信道里的误码率分析(This is a based on space-time block coding of MIMO_OFDM communication system simulation design, the multipath channel and the analysis of the bit error rate in the white gaussian noise channel)