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并行迭代单天线干扰消除接收机

DOI: 10.13190/jbupt.200801.62.072, PP. 62-65

Keywords: 共道干扰,单天线干扰消除,软入软出,迭代接收机

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Abstract:

提出了一种适用于消除蜂窝移动通信系统在频率选择性衰落信道的共道干扰(CCI)的单天线干扰消除(SAIC)接收机.该接收机采用并行结构,对每路共道信号分别做软入软出(SISO)检测,利用检测器输出的软信息和译码提供的外信息做迭代干扰消除,其复杂度仅随共道信号数目线性增长.仿真结果表明,该方案可以逼近无共道干扰时的最佳接收机的性能.

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