无线供电物联网系统的秘密中断性能分析,随机移动接收节点
Vesna Blagojević1, Nadica Kozić2, Aleksandra Cvetković3
1School of Electrical Engineering, University of Belgrade, 11000 Belgrade, Serbia.
Sensors (Basel, Switzerland)
|March 17, 2025
概括
本研究涉及移动物联网 (IoT) 网络无线供电的物理层安全性. 它提供了分析表达式,用于在Nakagami-m色环境中的安全性能,这对于可靠的物联网通信至关重要.
科学领域:
- 电气工程 电气工程
- 计算机科学 计算机科学
- 信息理论 信息理论
背景情况:
- 物联网 (IoT) 网络需要可扩展的基础设施和强大的安全性,对低功耗节点来说具有挑战性.
- 无线电源传输 (WPT) 为供电远程或无法访问的物联网设备提供了可行的解决方案.
- 物联网系统中的节点移动性使安全和电源管理策略变得复杂.
研究的目的:
- 调查移动合法用户和窃听者无线供电物联网系统的物理层安全性.
- 在Nakagami-m色通道中获得秘密中断概率的分析表达式.
- 分析节点移动性对系统安全性能的影响.
主要方法:
- 关闭形式的推导近似的保密中断概率表达式.
- 模拟使用电源信标的无线电力传输.
- 在1D,2D和3D环境中使用随机路点模型模拟移动物联网节点.
主要成果:
- 针对移动物联网系统开发了用于秘密中断概率的新型分析表达式.
- 衍生的表达式准确地预测了在Nakagami-m fading下系统安全性能.
- 该研究量化了不同移动维度对物理层安全性的影响.
结论:
- 物理层安全性是设计安全和高效的物联网系统的关键考虑因素.
- 由此产生的分析模型为优化无线供电移动物联网网络的性能提供了宝贵的工具.
- 这些发现支持在多样化和动态环境中部署安全的物联网解决方案.
相关概念视频
Energy Stored In A Coaxial Cable
A coaxial cable consists of a central copper conductor used for transmitting signals, followed by an insulator shield, a metallic braided mesh that prevents signal interference, and a plastic layer that encases the entire assembly.
In the simplest form, a coaxial cable can be represented by two long hollow concentric cylinders in which the current flows in opposite directions. The magnetic field inside and outside the coaxial cable is determined by using Ampère's law. The magnetic field inside...
In the simplest form, a coaxial cable can be represented by two long hollow concentric cylinders in which the current flows in opposite directions. The magnetic field inside and outside the coaxial cable is determined by using Ampère's law. The magnetic field inside...
Propagation Speed of Electromagnetic Waves
Electromagnetic waves are consistent with Ampere's law. Assuming there is no conduction current Ampere's law is given as:
Distributed Loads: Problem Solving
Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
Cable Subjected to a Distributed Load
The analysis of suspension bridges is a complex and critical process that involves multiple factors, including the shape and tension of the main cables. The main cables of suspension bridges are subjected to distributed loads, which result in changes in tensile forces and deformation of the cable. These loads must be carefully considered to ensure that the bridge is safe and capable of supporting the weight of different loads.
Maximum Power Transfer
Numerous practical applications within engineering disciplines, such as telecommunications, necessitate optimizing power delivery to a connected load. This pursuit, however, entails inherent internal losses, which can either equal or exceed the power supplied to the load. The Thevenin equivalent circuit is helpful in finding the maximum power a linear circuit can deliver to a load. It is assumed in this context that the load resistance can be adjusted.
By substituting the entire circuit with...
By substituting the entire circuit with...
Fast Decoupled and DC Powerflow
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:


