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全负载蜂窝网络下多复用D2D通信功率分配算法研究

钱志鸿 蒙武杰 王雪 胡良帅 王鑫

钱志鸿, 蒙武杰, 王雪, 胡良帅, 王鑫. 全负载蜂窝网络下多复用D2D通信功率分配算法研究[J]. 电子与信息学报, 2020, 42(12): 2939-2945. doi: 10.11999/JEIT190974
引用本文: 钱志鸿, 蒙武杰, 王雪, 胡良帅, 王鑫. 全负载蜂窝网络下多复用D2D通信功率分配算法研究[J]. 电子与信息学报, 2020, 42(12): 2939-2945. doi: 10.11999/JEIT190974
Zhihong QIAN, Wujie MENG, Xue WANG, Liangshuai HU, Xin WANG. Research on Power Allocation Algorithm of Multi-to-One Multiplexing D2D Communication Underlaying Full Load Cellular Networks[J]. Journal of Electronics and Information Technology, 2020, 42(12): 2939-2945. doi: 10.11999/JEIT190974
Citation: Zhihong QIAN, Wujie MENG, Xue WANG, Liangshuai HU, Xin WANG. Research on Power Allocation Algorithm of Multi-to-One Multiplexing D2D Communication Underlaying Full Load Cellular Networks[J]. Journal of Electronics and Information Technology, 2020, 42(12): 2939-2945. doi: 10.11999/JEIT190974

全负载蜂窝网络下多复用D2D通信功率分配算法研究

doi: 10.11999/JEIT190974
基金项目: 国家自然科学基金(61771219),吉林大学基础科研项目(SXGJQY2017-9,2017TD-19)
详细信息
    作者简介:

    钱志鸿:男,1957年生,教授,研究方向为无线网络通信技术,包括蓝牙,RFID,M2M,D2D,无线传感器网络及物联网等

    蒙武杰:男,1995年生,硕士生,研究方向为D2D通信技术

    王雪:女,1984年生,副教授,研究方向为5G通信中的关键技术,包括D2D通信的模式选择、同步技术,以及物联网技术

    胡良帅:男,1995年生,硕士生,研究方向为D2D通信技术

    王鑫:女,1982年生,博士生,研究方向为D2D通信技术与物联网

    通讯作者:

    王雪 jluwangxue@163.com

  • 中图分类号: TN929.5

Research on Power Allocation Algorithm of Multi-to-One Multiplexing D2D Communication Underlaying Full Load Cellular Networks

Funds: The National Natural Science Foundation of China (61771219), The Fundamental Research of Jilin University (SXGJQY2017-9, 2017TD-19)
  • 摘要:

    针对全负载蜂窝网络中D2D通信的功率分配问题,该文提出了一种基于非合作完全信息博弈纳什均衡解的多复用D2D通信功率分配算法。以优先保证蜂窝用户通信质量与D2D用户接入率为前提,设置D2D通信系统上行链路帧结构,之后建立非合作完全信息博弈系统模型,引入定价机制到功率分配博弈模型中并分析纳什均衡解的存在性与唯一性,最后给出该模型的分布式迭代求解算法。仿真结果表明,随着D2D用户复用数量的增加,该算法在提升系统吞吐量的同时,能有效地控制系统内部干扰,大幅度降低系统总能耗。

  • 图  1  系统模型

    图  2  系统通信帧结构

    图  3  不同复用模式下系统总功率

    图  4  不同复用模式下D2D通信系统吞吐量

    图  5  不同复用模式下D2D通信系统吞吐量累积分布函数

    图  6  $n = 7$时D2D通信系统吞吐量CDF对比曲线

    表  1  多复用D2D通信功率分配算法

     算法1:功率分配算法
     输入:$S_{{\rm{max}}}^{D_q},\;\lambda _j^D,\;\varepsilon ,\;\alpha ,\;\chi ,\;{N_0},\;{{{Z}}_{p,q}},\;{{{Y}}_{p,q}}$
     输出:$S_1^{D_q},\;S_2^{D_q},\;S_3^{D_q},\; ··· ,\;S_q^{D_q},\;{ {{T} }_{{\rm{sum}}} }$
     (1) for $i = 1$ to $p$ do
     (2)  calculate ${{{Y}}_{i,i}} = S_i^{C_p}$
     (3) if $S_i^{C_p} \ge S_{\max }^{C_p}$ then $S_i^{C_p} = S_{\max }^{C_p}$
     (4) end for
     (5) $t = 0 , {\xi _{i,j}} = 1 , S_j^{D_q}(0) = S_{\max }^{D_q}$
     (6) for $i = 1$ to $p$ do
     (7) for $j = 1$ to $n$ do
     (8)   $t = t + 1$
     (9) $S_j^{D_q}(t) = \frac{B}{ {\lambda _j^D\ln 2} } - \dfrac{ {\mu \left[ {\sigma _N^2 \!+\! \displaystyle\sum\limits_{k = 1,k \ne j}^n { {\xi _{i,j} }S_k^{D_q}(t \!-\! 1){H_{j,k} } } } \right]} }{ { {g_j} } }$
     (10)  if $S_j^{D_q}(t) < S_{\min }^{D_q}$ then $S_j^{D_q}(t) = S_{\min }^{D_q}$
     (11)  if $S_j^{D_q}(t) > S_{\max }^{D_q}$ then $S_j^{D_q}(t) = S_{{\rm{max}}}^{D_q}$
     (12) end for
     (13) if $\left| {S_j^{D_q}(t) - S_j^{D_q}(t - 1)} \right| < \varepsilon ,j \in \left[ {1,n} \right]$ then
     (14)  calculate ${ {{Z} }_{i,j} } , { {{T} }_{{\rm{sum}}} }$
     (15) else go to step (8)
     (16) end for
    下载: 导出CSV

    表  2  仿真参数

    参数数值
    小区半径1000 m
    路径损耗常数($\alpha $)0.01
    路径损耗指数($\chi $)4
    ${N_0}$–114 dBm/Hz
    蜂窝用户最大发射功率48 dBm
    D2D用户的最大发射功率24 dBm
    系统带宽180 kHz
    多径衰落单位均值的指数分布
    阴影衰落均值为0,标准差为8的正态分布
    蜂窝用户数20
    D2D用户对数量60~140
    D2D用户之间最大距离50 m
    系统误码率BER${10^{ - 4}}$
    下载: 导出CSV
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  • 被引次数: 0
出版历程
  • 收稿日期:  2019-12-03
  • 修回日期:  2020-05-22
  • 网络出版日期:  2020-07-14
  • 刊出日期:  2020-12-08

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