基于量化能源采集机制的安全SWIPT网络的资源配置
Long Zhu1, Liang Xue1, Xuan Gong1
1School of Information and Electrical Engineering, Hebei University of Engineering, Handan 056038, China.
Sensors (Basel, Switzerland)
|June 10, 2023
概括
本研究介绍了一种新的量化功率分割 (QPS) 接收器,用于安全的同时无线信息和功率传输 (SWIPT) 网络. 通过优化资源配置,QPS架构提高了能源采集效率和网络性能.
科学领域:
- 无线通信网络是无线通信网络.
- 采集能源的技术 收集能源的技术
- 资源分配优化资源分配优化
背景情况:
- 能源受限制的网络需要有效的解决方案,以延长生命周期.
- 同时无线信息和电力传输 (SWIPT) 是一个有前途的方法.
- 在安全的SWIPT中,提高能源采集 (EH) 和网络性能至关重要.
研究的目的:
- 在安全的SWIPT网络中使用定量EH机制解决资源分配问题.
- 设计和应用量化功率分割 (QPS) 接收器架构.
- 为了最大限度地提高网络吞吐量,同时满足SINR,EH,电源和安全限制.
主要方法:
- 开发了基于定量EH和非线性EH模型的量化功率分割 (QPS) 接收器架构.
- 制定了一个优化问题,以在各种约束下最大限度地提高网络吞吐量.
- 采用分层优化方法,包括最佳接收功率算法和凸式优化技术 (变量替换,半确定的放松,二分类优化).
主要成果:
- 与传统的功率分割架构相比,QPS接收器架构显示出更大的输入功率值范围.
- 这种更广泛的范围可以防止EH电路进入和的工作状态.
- 即使在优化能源采集的情况下,也保持了高网络吞吐量.
结论:
- 拟议的QPS接收器架构有效地提高了安全SWIPT系统中的EH效率和网络性能.
- 层次优化方法成功地解决了非凸的资源分配问题.
- QPS架构为能源受限制的无线网络提供了强大的解决方案.
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