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基于干扰对齐和波束赋形的多中继传输机制

DOI: 10.13190/jbupt.201303.51.leiwj, PP. 49-53

Keywords: 中继选择,波束赋形,干扰对齐,多输入多输出

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Abstract:

针对多中继两跳多输入多输出系统,提出了一种中继传输方案和干扰对齐算法.该方案在发送端和中继间采用发送波束赋形技术,实现频谱的高效利用;中继向接收端转发时,采用干扰对齐技术.给出了一种接收端低计算量的干扰消除算法.仿真结果表明,利用该传输方案,能实现较高的系统容量和能量效率.

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