一种简化的MIMO-STOBC下行接收算法的研究及仿真实现

Simplified MIMO-STOBC Downlink Receiver Algorithm and Its Simulation Realization

深入的研究了MIMO-STOBC下行接收过程,阐述了ML译码原理,在分析比较了多种接收算法的前提下,应用接收信号的统计特性及内在的近似关系,并综合考虑实现复杂度和运算量,利用码分多址思想,提出了一种接收机的简化算法,仿真结果表明,该算法有优良的性能和很高的实用性,特别是在高信噪比的情况下。

The procedure of MIMO-STOBC downlink receiver was deeply studied, and the fundamentals of ML decode were described, After comparing and analyzing some algorithms, utilizing the statistic characteristics and approximate-relation of received signals, considering the realization complexity and computation, utilizing code division, an simplified MIMO-STOBC downlink receiver algorithm with high practical value was proposed. The simulation results prove that the algorithm has excellent performance, especially in high SNR.