【摘要】 量子多用户检测为经典多用户检测最优解这一NP难解问题提供了一种有效的解决方法。本文利用量子多址通信模型,设计量子SRM检测算子,进行基于SRM检测的量子多用户检测算法的仿真及性能分析,提出了该算法的简化方法,并对各种可能影响算法性能的因素加以讨论。仿真结果表明,基于SRM算法的量子多用户检测方法具有很好的检测性能,简化后的算法计算复杂度大幅下降,算法的实用性得以增强。更多还原

【Abstract】 The quantum multi-user detection technique provides an efficient solution to the NP hard problem of conventional multi-user detection optimal solution.Based on the quantum square-root measurement (SRM)detection algorithm,a novel detection strat- egy with the quantum multi-access channel is propesed in this paper.The simplified methods to reduce the computation complexity have been discussed to analyze the system performance.The numerical simulation results show that the simplified strategy has a good perform- ance with low computation complexity.更多还原