无线通信物理层安全防护设计与性能分析  

Design and Performance Analysis of Physical Layer Security Protection for Wireless Communication

作　　者：张桂祥[1] 伍鹏宇 姜永广[1] 胡飞[1] 隋天宇[1] ZHANG Guixiang;WU Pengyu;JIANG Yongguang;HU Fei;SUI Tianyu(No.30 Institute of CETC,Chengdu Sichuan 610041,China;Naval Equipment Department,Chengdu Sichuan 610110,China)

机构地区：[1]中国电子科技集团公司第三十研究所,四川成都610041 [2]海军装备部,四川成都610110

出　　处：《通信技术》2023年第6期772-777,共6页Communications Technology

摘　　要：目前无线通信系统主要在物理层之上部署安全防护措施,开放的无线信道使通信系统面临着易被攻击、干扰和截获等安全威胁。物理层安全技术是一种解决无线空口安全传输问题的有效途径。首先阐述了物理层安全技术的内涵和发展现状,其次提出了一种物理层安全传输系统模型,最后在该模型上完成了部分关键技术工程验证、通信性能试验、低检测能力测试和安全性评估。试验结果表明,物理层安全技术能够有效提高无线通信系统的安全防护能力。At present,the wireless communication system mainly deploys security protection measures on the physical layer.The open wireless channel makes the communication system face security threats such as being vulnerable to attack,interference and interception.Physical layer security technology is an effective way to solve the problem of wireless air port security transmission.First,the connotation and current development status of physical layer security technology are elaborated,and then a physical layer security transmission system model is proposed.On this model,the engineering verification,transmission performance test,low detection ability test and security evaluation of some key technologies are completed.The experimental results indicate that the physical layer security technology can effectively improve the security protection ability of wireless communication system.

关 键 词：物理层安全 星座置乱 抗截获 低检测 

分 类 号：TN918.91[电子电信—通信与信息系统]