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| 基于认知无线电的通信抗干扰技术 | |
| 引用本文： | 杨保平,陈永光,肖野,尚萌.基于认知无线电的通信抗干扰技术[J].火力与指挥控制,2012,37(8):137-140. |
| 作者姓名： | 杨保平 陈永光 肖野 尚萌 |
| 作者单位： | 1. 装备指挥技术学院,北京 101416;解放军63893部队,河南 洛阳 471003 2. 装备指挥技术学院,北京 101416;军械工程学院,石家庄 050003 3. 解放军63893部队,河南 洛阳,471003 |
| 基金项目： | 总装备部试验技术研究重大课题资助项目;获军队科技进步三等奖 |
| 摘 要： | 分析了基于认知无线电(Cognitive Radio,CR)的通信抗干扰技术原理,研究了频谱感知和抗干扰策略决策等关键技术,建立了以信噪比、误码率关联变化评判通信受扰切换时机准确性准则。采用蒙特卡罗(Monte Carlo)技术进行了仿真。解决了系统工作方式误切换难以评判的技术难题。分析了在复杂电磁环境下系统遇到的问题,提出了提高基于认知无线电的抗干扰通信系统通信效率、能力的方法和进一步改进完善系统的措施。 |
| 关 键 词： | 认知无线电 抗干扰 蒙特卡罗仿真 信噪比 误码率 |
Anti-jamming Technology of Communication Based on CR |
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| YANG Bao-ping , CHEN Yong-guang , XIAO Ye , SHANG Meng.Anti-jamming Technology of Communication Based on CR[J].Fire Control & Command Control,2012,37(8):137-140. | |
| Authors: | YANG Bao-ping CHEN Yong-guang XIAO Ye SHANG Meng |
| Institution: | 1.The Academy of Equipment Command & Technology,Beijing 101416,China,2.Unit 63893 of PLA,Luoyang 471003,China,3.Ordnance Engineering College,Shijiazhuang 050003,China) |
| Abstract: | In this paper,the principle of anti-jamming technology of communication based on CR is analyzed and key technologies of spectrum sensing and anti-jamming strategy are studied.The evaluation method of correlation between SNR and BER is established.Simulation is made by using Monte Carlo technology.The problem of how to identify the mode-switching error of the system is solved.The problems in complicated electromagnetic environments are analyzed.The ways and measures to improve and perfect efficiency and capacity of the system are proposed. |
| Keywords: | cognitive radio anti-jamming monte carlo simulation SNR BER |
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