继电器选择双环合作环境反射传播通信系统
Ping Yang1, Weichao Kuang1, Shanjin Wang1
1School of Electrical Engineering and Intelligentization, Dongguan University of Technology, Dongguan 523808, China.
Sensors (Basel, Switzerland)
|July 14, 2023
概括
本研究介绍了双跳合作式环境反射传播 (AmBC) 系统的两个继电器选择方案. 反应式继电器选择方案提供最佳的中断性能,优于其他方法.
科学领域:
- 无线通信系统无线通信系统
- 合作通信网络合作通信网络.
- 背散通信技术是一种背散通信技术.
背景情况:
- 现有的双跳合作环境反射传播 (AmBC) 系统研究主要集中在优化设计上,忽视了继电器选择对中断性能的影响.
- 蜂和回散链路之间的相互作用,特别是在共享接收器和管理直接链路干扰 (DLI) 时,需要进一步调查.
研究的目的:
- 调查使用单继电选择的双跳式协作AMBC系统的中断性能.
- 提出和分析新的中继选择方案 (RSSs) 以提高系统可靠性.
- 评估继电器选择策略对整体系统性能的影响.
主要方法:
- 开发了两种新的单中继选择方案:反应式RSS和主动式RSS.
- 对于两种拟议方案的封闭形式中断概率 (OP) 表达式的推导.
- 分析高信号噪声比率 (SNRs) 的非对称断电概率.
- 使用连续干扰取消 (SIC) 缓解有害的直接链接干扰 (DLI).
主要成果:
- 拟议的反应式RSS表现出卓越的中断性能,在单继电器选择方案中实现最佳性.
- 导出了封闭形式的OP表达式,使得分布式绩效评估成为可能.
- 高SNR分析为系统的非对称行为提供了洞察力.
- 蒙特卡洛模拟验证了理论分析,并突出了各种系统参数的影响.
结论:
- 反应式RSS是研究的双跳式合作AmBC系统中单继电器选择的最佳策略.
- 系统参数,如继电器选择方案,继电器数量和反向散射器 (BD) 设备特征,显著影响停电性能.
- 拟议的框架为设计更强大,更有效的合作AMBC系统提供了基础.
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