中文说明：
Jafarkhani的差分空时分组码matlab程序，在不同信噪比下，比较了系统SER和BER。采用2发1收，瑞利衰落信道
English Description：
Jafarkhani's differential space time block code matlab program compares Ser and BER under different SNR. Rayleigh fading channel with two transmitters and one receiver is adopted