此程序为DS-CDMA链路中加入基于子空间的PASTd多用户检测方法。系统中采用m序列阔频，可以通过高斯信道或瑞利信道。可以直接运行得到不同信噪比下的误码率曲线。-This procedure for the DS-CDMA link by adding space-based sub-PASTd multi-user detection methods. System m sequence used in wide-band, you can channel through the Gauss