对具有主动窃听能力的ISAC系统进行双级优化
Tingyue Xue1, Wenhao Lu1, Mianyi Zhang1
1College of Information Science and Electronic Engineering, Zhejiang University, Hangzhou 310027, China.
Sensors (Basel, Switzerland)
|July 12, 2025
概括
这项研究优化了综合传感和通信 (ISAC) 以加强监控. 拟议的方法提高了窃听成功和公共安全应用的雷达定位精度.
科学领域:
- 无线通信是一种无线通信.
- 信号处理 信号处理
- 网络安全 网络安全
背景情况:
- 综合传感和通信 (ISAC) 对未来的无线网络至关重要,提高频谱效率.
- 积极监控对于公共安全至关重要,通过干扰信号提高了检测率.
- 优化ISAC和监控性能是一个重大的技术挑战.
研究的目的:
- 共同优化综合传感和通信 (ISAC) 系统和主动监控的性能.
- 为了最大限度地提高成功窃听的概率,同时提高可疑发射器的雷达定位精度.
- 开发一个强大的算法来解决复杂的双层优化问题,固有的这个联合优化.
主要方法:
- 制定一个具有竞争目标的双层优化问题的制定:最大限度地提高窃听概率和优化雷达定位.
- 应用雷利分数和解策略来简化优化问题.
- 引入惩罚术语以确保较低级别优化问题的凸度.
- 开发一种算法来导出最佳的模拟传输束形态矩阵和数字束形态向量.
主要成果:
- 拟议的算法成功地解决了双级优化问题,产生了最佳的束形解决方案.
- 性能分析显示,成功窃听的概率与雷达定位准确度之间存在关键的权衡.
- 模拟结果证实了算法的有效性,同时提高了窃听成功和定位精度.
结论:
- 开发的算法有效地提高了ISAC系统中窃听成功概率和雷达定位精度.
- 这项研究为推进无线传感器网络监控能力提供了有价值的框架.
- 通过改进的传感和通信策略,这些发现对预防犯罪和公共安全有重大影响.
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