航空学报 > 2000, Vol. 21 Issue (3): 210-213

甚高频空地数据链的通信链接控制模式分析

张军, 张其善, 方新, 朱衍波   

  1. 北京航空航天大学202教研室 北京 100083
  • 收稿日期:1999-03-03 修回日期:1999-05-26 出版日期:2000-06-25 发布日期:2000-06-25

EVALUATION OF LINK OPERATION MODES ON AIR GROUND VHF DATA LINK

ZHANG Jun,ZHANG Qi-shan,FANG Xin,ZHU Yan-bo   

  1. Facutly 202, Beijing University of Aeronautics and Astronautics, Beijing 100083, China
  • Received:1999-03-03 Revised:1999-05-26 Online:2000-06-25 Published:2000-06-25

摘要: 通信链接控制模式与甚高频 ( VHF)空地数据链的性能、系统容量和系统冗余度密切相关,采用嵌入式马尔可夫模型,详细分析了目前正在使用的两种典型的通信链接控制模式对空地数据链性能的影响,进行了计算机仿真,对分析结果进行了比较研究,并以此提出一种有效的新型通信链接控制模式。

关键词: 甚高频数据链, 空地通信, 通信链接控制模式

Abstract: The link operation modes are closely related to system performance, capacity and redundancy of air ground VHF data link. The effects of two existing different link operation modes (CAT A and CAT B) on performance of VHF data link are presented. The analysis is based on embedded Markov chain model. Simulation examples are given and compared. A new and effective link operation mode is proposed.

Key words: VHF data link, air-ground communicat ion, link operat ion mode

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