中文说明：
根据空时分组编码的特性及缺陷,考虑使用差分空时编码,该程序实现差分空时分组编码的性能仿真,是根据Space–Time Block Coding for Wireless一书的性能仿真
English Description：
According to the characteristics and defects of space-time block coding, considering the use of differential space-time coding, the program realizes the performance simulation of differential space-time block coding, which is based on the performance simulation of space – time block coding for wireless