| GPS现代化后L2C的信号质量分析 |
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| 引用本文： | 吴玮,吴继忠.GPS现代化后L2C的信号质量分析[J].测绘信息与工程,2009,34(5):15-17. |
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| 作者姓名： | 吴玮 吴继忠 |
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| 作者单位： | 扬州环境资源职业技术学院;武汉大学测绘学院; |
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| 摘 要： | 分析了L2C码的主要作用,比较了GPS现代化后L2载波信噪比的变化特点,阐述了伪距观测值的噪声水平。
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| 关 键 词： | GPS现代化 L2C码 信噪比 质量分析 |
QUALITY ANALYSIS OF GPS MODERNIZATION SIGNAL L2C |
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| WU Wei WU Jizhong.QUALITY ANALYSIS OF GPS MODERNIZATION SIGNAL L2C[J].Journal of Geomatics,2009,34(5):15-17. |
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| Authors: | WU Wei WU Jizhong |
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| Institution: | WU Wei1 WU Jizhong2(1 Yangzhou Vocational College of Environment , Resources,33 South Runyang Road,Yangzhou 225127,China,2 School of Geodesy , Geomatics,Wuhan University,129 Luoyu Road,Wuhan 430079,China) |
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| Abstract: | L2C code are introduced,and the SNR of carrier phase on different satellites and the noise level of pseudoranges are compared.Calculation indicates that the SNR of L2 carrier phase resumed by L2C code is improved obviously. |
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| Keywords: | GPS modernization L2C code signal-to-noise ratio quality analysis |
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