MMSE忙多用户检测算法的收敛性能分析，通过仿真选取了遗忘因子和训练序列,仿真结果表明该算法具有较小的误码率性能,可以有效地提高通信质量。-MMSE busy multi-user detection algorithm convergence performance analysis, simulation and training forgetting factor selected sequence, the simulation results show that the algorithm has a smaller bit error rate performance, can effectively improve the quality of communication.