一个2*1的MIMO系统，采用BPSK调制，空时分组码STTC编码，即ALIMOUTI编码方法。接收端相应解码，挺简单，仿真结果很好。-A 2* 1 of MIMO systems using BPSK modulation, space-time block codes STTC encoding, that is, coding method ALIMOUTI. The corresponding receiver decoding, very simple, very good simul