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| 基于北斗的灾害预警信息发布应用层FEC性能分析 | |
| 引用本文： | 薛瑞,周涛,李小汝.基于北斗的灾害预警信息发布应用层FEC性能分析[J].北华航天工业学院学报,2011,21(3):12-14. |
| 作者姓名： | 薛瑞 周涛 李小汝 |
| 作者单位： | 1. 河北工业大学,天津300130;北华航天工业学院,河北廊坊065000 2. 北华航天工业学院,河北廊坊,065000 3. 国家气象信息中心,北京,100081 |
| 基金项目： | 廊坊市科技支撑计划项目 |
| 摘 要： | 根据北斗卫星系统特有的信息传输特征,本文研究了在北斗灾害预警信息发布系统中采用应用层前向纠错(FEC)技术能够成功提高预警信息传输的准确性.仿真结果表明预警信息的成功传输率可到达99.99%以上.所得到的结论对于北斗灾害预警信息发布系统中的参数选择及性能优化具有指导意义. |
| 关 键 词： | 预警信息发布 应用层FEC 北斗 |
The Analysis of Application of Packet Level FEC to Disinter Warning Distribution System Based on COMPASS |
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| XUE Rui,ZHOU Tao,LI Xiao-ru.The Analysis of Application of Packet Level FEC to Disinter Warning Distribution System Based on COMPASS[J].Journal of North China Institute of Aerospace Engineering,2011,21(3):12-14. | |
| Authors: | XUE Rui ZHOU Tao LI Xiao-ru |
| Institution: | 1.Hebei University of Science & Technology,Tianjin 300130,China;2.North China Institute of Aerospace Engineering,Langfang 065000,China;3.National Meteorological Information Center,Beijing 100081,China) |
| Abstract: | According to the characteristics of transmitting information in COMPASS Navigation Satellite System,this paper presents a packet level FEC method for improving success rate of disaster warning distribution.Simulation shows that the success rate of warning distribution can be above 99.99%.The results are valuable for the parameter selection and performance optimization in disaster warning distribution. |
| Keywords: | warning distribution application level FEC compass |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |