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MIMO precoding for cooperative relay transmission

机译:用于协作中继传输的MIMO预编码

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摘要

In this paper, we design the scheme of information exchange for the multi-directional two-way relaying channels where each user pair would like to exchange message with its partner. The new scheme use transmission precoding vector to align the message from the same user pair. The signals from the same user pair are grouped together for network coding and cross-pair interference can be canceled. We derive the explicit theoretical analysis for diversity gain. The simulation results are also provided to illustrate the system performance of our system design.
机译:在本文中,我们设计了双向双向中继信道的信息交换方案,其中每个用户对都希望与其伙伴交换消息。新方案使用传输预编码矢量来对齐来自同一用户对的消息。来自同一用户对的信号被分组在一起以进行网络编码,并且可以消除交叉对干扰。我们得出了关于分集增益的显式理论分析。仿真结果也提供了说明我们系统设计的系统性能。

著录项

  • 来源
    《NTT R&D》 |2015年第8期|890-894|共5页
  • 作者单位

    Xidian Univ, State Key Lab Integrated Serv Networks, Xian 710071, Shaanxi, Peoples R China;

    Xidian Univ, State Key Lab Integrated Serv Networks, Xian 710071, Shaanxi, Peoples R China;

    Xidian Univ, State Key Lab Integrated Serv Networks, Xian 710071, Shaanxi, Peoples R China;

    Xidian Univ, State Key Lab Integrated Serv Networks, Xian 710071, Shaanxi, Peoples R China;

    Xidian Univ, State Key Lab Integrated Serv Networks, Xian 710071, Shaanxi, Peoples R China;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    cooperative relay; orthogonal projection; signal alignment; interference;

    机译:协作中继;正交投影;信号对准;干扰;

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