| Compass系统与GPS系统L1频段信号干扰仿真分析 |
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| 引用本文： | 庄新彦,赵晓东,谭述森,赵文军,郭莉莉.Compass系统与GPS系统L1频段信号干扰仿真分析[J].测绘学院学报,2009(3). |
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| 作者姓名： | 庄新彦 赵晓东 谭述森 赵文军 郭莉莉 |
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| 作者单位： | 北京环球信息应用开发中心; |
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| 摘 要： | 全球导航卫星系统间的频率兼容性研究已经成为一个热点问题。首先介绍了国际电联建议的卫星导航系统间干扰分析方法;然后根据该方法对Compass系统和GPS系统在L1频段的信号进行了干扰仿真分析,并比较了系统间互干扰和系统自干扰的影响。仿真计算结果表明,除了互用信号L1C和B1C外,其余信号间的自干扰在总干扰中占主导,互干扰的影响相对较小。
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| 关 键 词： | Compass系统 GPS系统 全球导航卫星系统 频谱分离系数 自干扰 互干扰 |
Simulation and Analysis of Interference Between Compass and GPS in L1 Band |
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| ZHUANG Xin-yan,ZHAO Xiao-dong,TAN Shu-sen,ZHAO Wen-jun,GUO Li-li.Simulation and Analysis of Interference Between Compass and GPS in L1 Band[J].Journal of Institute of Surveying and Mapping,2009(3). |
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| Authors: | ZHUANG Xin-yan ZHAO Xiao-dong TAN Shu-sen ZHAO Wen-jun GUO Li-li |
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| Institution: | Beijing Global Information Center of Application and Exploitation;Beijing 100094;China |
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| Abstract: | Abstract: Compatibility among Global Navigation Satellite Systems is a hot topic.The interference analysis methodology between Global Navigation Satellite Systems recommended by International Telecommunication Union was firstly introduced.Based on this methodology,the interference between Compass and GPS was simulated and analyzed in the L1 band.The simulation results showed that the Intrasystem Interference was preponderant over the intersystem Interference expect B1C and L1C signals with interoperation fo... |
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| Keywords: | Compass GPS GNSS spectral separation coefficients intrasystem interference intersystem interference |
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