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中继协作传输的吞吐量分析

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摘要 在无线自组织网络中,通过中继节点协作传输,可在接收端形成分集增益,使得在信道条件较差时也能进行高速、可靠地无线通信。本文提出了一个新的协议,围绕以下三个问题作了分析:何时进行协作,如何选择协作节点,协作节点怎样转发数据包。本文最大的不同是,根据目的节点正确解调需要的信噪比,来调节中继节点向目的节点转发数据时的发送功率,从而减小协作传输的能耗,并在一定程度减小了协作传输干扰范围,增加了网络中可激活的的链路条数,提高了网络吞吐量。
作者 胡勇 王建新
出处 《中国新通信》 2014年第7期17-18,共2页 China New Telecommunications
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参考文献5

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