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高动态GPS卫星信号模拟器关键技术分析及应用
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摘要:
介绍了高动态GPS卫星信号模拟器的组成,阐述了模拟器的工作原理,给出了在研模拟器的主要技术指标,分析了模拟器研制涉及到的部分关键技术:高动态信号的产生与精度控制、电离层延迟误差模拟、多径信号模拟和差分数据产生,最后列举了高动态GPS卫星信号模拟器的几种应用。
关键词:  GPS,CA码,模拟器,高动态,应用
DOI:10.3969/j.issn.1001-893X.
修订日期:2003-05-20
基金项目:国家自然科学基金资助项目(60027001)
The Key Technique Analysis and Applications of High Dynamic GPS Signal Simulator
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Abstract:
The constitution and function of high dynamic GPS signal simulator are introduced in this paper.Its main technical specifications are also provided. The high dynamic signal producing and precision controlling, the ionospheric delay error simulating ,the multipath signal simulating and differential data producing, which are four key techiniques involved in the development of GPS signal simulator, are analyzed.Finally,some applications of the simulator are enumerated.
Key words:  GPS,C/A code,Simulator,High dynamic,Application,
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