地空通信系统分集合并接收技术研究  

Research on Diversity Combing Receiving Techniques for Ground-to-Air Communication Systems

作　　者：马天乙 布刚刚 MA Tianyi;BU Ganggang

机构地区：[1]西安导航技术研究所,西安710068

出　　处：《现代导航》2024年第5期352-356,共5页Modern Navigation

摘　　要：地空通信系统在复杂传播环境中,受多径传播影响导致接收端信号存在严重衰落问题。研究了分集合并技术在对抗信道衰落中的应用,详细分析了分集合并技术的原理。并针对常用的分集合并技术进行了对比分析,仿真并验证了常用分集合并技术的有效性。为分集合并技术在通信设备中的应用提供技术支撑。In ground-to-air communication systems,the complex propagation environment is affected by multipath propagation leading to severe fading problems at receiver.The application of diversity combing techniques in combating channel fading is studied,a detailed analysis of the principles behind diversity combing technique is provided.A comparative analysis was conducted on commonly used diversity combing technique,and their effectiveness was simulated and verified.The research offers technical support for the application of diversity combing technique in communication equipment.

关 键 词：多径 信道衰落 分集合并 合并增益 

分 类 号：TN929[电子电信—通信与信息系统]