| GPS软件接收机信号特征分析 |
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| 引用本文： | 李伟,胡丛玮.GPS软件接收机信号特征分析[J].测绘信息与工程,2008,33(5). |
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| 作者姓名： | 李伟 胡丛玮 |
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| 作者单位： | 同济大学测量与国土信息工程系,上海市四平路1239号,200092 |
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| 摘 要： | 介绍了GPS信号的组成及特性,研究了信号的预处理过程,用Matlab实现了采样后的GPS信号的特征的绘制.
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| 关 键 词： | GPS软件接收机 数字化 中频信号 信号特征 |
SIGNAL ANALYZATION OF SOFTWARE GPS RECEIVER |
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| LI Wei HU Congwei.SIGNAL ANALYZATION OF SOFTWARE GPS RECEIVER[J].Journal of Geomatics,2008,33(5). |
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| Authors: | LI Wei HU Congwei |
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| Abstract: | The composition and the self-character of GPS signal are introduced.Then an in-depth research of the signal pretreament procedure including sampling scheme and sampling frequency selection in the design of the software GPS receiver,three character depiction figures are shown with the calculation of real data in Matlab,followed by the analyzation of these three characters of intermediate frequency. |
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| Keywords: | software GPS receiver intermediate frequency signal character |
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