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基于有源智能反射面反射单元分组的反射调制系统

熊军洲 李国权 王钥涛 林金朝

熊军洲, 李国权, 王钥涛, 林金朝. 基于有源智能反射面反射单元分组的反射调制系统[J]. 电子与信息学报, 2024, 46(7): 2765-2772. doi: 10.11999/JEIT231187
引用本文: 熊军洲, 李国权, 王钥涛, 林金朝. 基于有源智能反射面反射单元分组的反射调制系统[J]. 电子与信息学报, 2024, 46(7): 2765-2772. doi: 10.11999/JEIT231187
XIONG Junzhou, LI Guoquan, WANG Yuetao, LIN Jinzhao. A Reflection Modulation System Based on Reflecting Element Grouping of Active Intelligent Reflecting Surface[J]. Journal of Electronics & Information Technology, 2024, 46(7): 2765-2772. doi: 10.11999/JEIT231187
Citation: XIONG Junzhou, LI Guoquan, WANG Yuetao, LIN Jinzhao. A Reflection Modulation System Based on Reflecting Element Grouping of Active Intelligent Reflecting Surface[J]. Journal of Electronics & Information Technology, 2024, 46(7): 2765-2772. doi: 10.11999/JEIT231187

基于有源智能反射面反射单元分组的反射调制系统

doi: 10.11999/JEIT231187
基金项目: 国家自然科学基金(U21A20447),重庆市自然科学基金创新群体科学基金(cstc2020jcyj-cxttX0002)
详细信息
    作者简介:

    熊军洲:男,博士生,研究方向为智能反射面、索引调制技术等

    李国权:男,教授,博士生导师,研究方向为5G/6G通信、智能反射面等

    王钥涛:男,硕士生,研究方向为智能反射面、索引调制技术等

    林金朝:男,教授,博士生导师,研究方向为无线传输技术、BAN网络与信道处理技术等

    通讯作者:

    李国权 ligq@cqupt.edu.cn

  • 中图分类号: TN92

A Reflection Modulation System Based on Reflecting Element Grouping of Active Intelligent Reflecting Surface

Funds: The National Natural Science Foundation of China (U21A20447), The Foundation for Innovative Research Groups of the Natural Science Foundation of Chongqing (cstc2020jcyj-cxttX0002)
  • 摘要: 为克服智能反射面(IRS)辅助通信系统的“双重路径损耗”,进一步提升系统的可靠性和频谱效率,该文提出一种基于有源IRS反射单元分组的反射调制(RM)系统方案,利用有源反射单元分组的数量来传输额外信息。然后基于矩母函数推导了最大似然检测算法下基站发射符号与有源反射单元分组数量的平均成对错误概率,获取到系统的理论比特错误概率(BEP)上界以及可达速率。仿真结果验证了理论推导的准确性,同时表明所提方案具有更优的误码性能和频谱效率。
  • 图  1  系统模型

    图  2  不同RE数量下的BER性能

    图  3  不同方案的BER性能

    图  4  不同的RE分组数量和BS调制阶数下的BER性能

    图  5  存在信道相位估计误差时的BER性能

    图  6  不同方案的可达速率对比

    表  1  $ N = 6 $, $ L = 3 $时基于RE分组的RM比特映射关系

    IRS传输的信息位
    00 01 10 11
    有源分组数量$ l $ 0 1 2 3
    IRS反射状态
    下载: 导出CSV
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出版历程
  • 收稿日期:  2023-10-31
  • 修回日期:  2024-04-22
  • 网络出版日期:  2024-05-13
  • 刊出日期:  2024-07-29

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