TAS/SC系统的性能分析Performance analysis of TAS/SC system
王汉奇,王岩
摘要(Abstract):
在n-Rayleigh衰落信道下,研究了使用发射天线选择(TAS)和选择合并(SC)接收的多输入多输出(MIMO)系统的平均符号误码率(ASEP)和中断概率(OP)性能。基于矩生成函数(MGF)的方法,推导了TAS/SC系统在n-Rayleigh衰落信道上采用相移键控调制(PSK)、正交幅度调制(QAM)和脉冲幅度调制(PAM)等几种数字调制方式的ASEP的精确表达式。同时,也得到了OP的精确闭合表达式。在不同条件下对系统的ASEP和OP性能做了数值仿真,理论分析结果与仿真结果相吻合,验证了理论分析结果的正确性。
关键词(KeyWords): 发射天线选择;选择合并;精确ASEP表达式;精确OP闭合表达式;TAS/SC系统;衰落信道
基金项目(Foundation): 国家重大仪器项目基金(41527901);; 国家自然科学基金(60902005,61304222);; 青岛市国际科技合作项目(12-1-4-137-hz)资助~~
作者(Author): 王汉奇,王岩
DOI: 10.16652/j.issn.1004-373x.2018.05.006
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