| 基于码存储的SGR信号跟踪实时性提高方法 |
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| 引用本文： | 季伟波,陈小惠,潘树国.基于码存储的SGR信号跟踪实时性提高方法[J].电子测量技术,2010,33(4):131-133. |
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| 作者姓名： | 季伟波 陈小惠 潘树国 |
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| 作者单位： | 南京邮电大学自动化学院,南京,210003;东南大学3s中心,南京,210003 |
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| 摘 要： | 在GPS软件接收机信号跟踪过程中,为了解决传统的八通道GPS跟踪方法耗时较长,提出了一种基于码存储的SGR信号跟踪方法。本文对传统的八通道的GPS码跟踪方法进行了分析与理论介绍,基于传统跟踪方法码产生耗时较多,提出了预存码的方法,并介绍了预存码方法的原理与程序流程,最后对两种方法进行了实验测试,通过传统方法与码存储方法的比较分析与仿真实现,证明了码存储方法能够消除码产生的时间,并且输出导航信息幅值不受影响。
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| 关 键 词： | 预存码 码跟踪 本地C/A码 GPS 软件接收机 |
Real time SGR signal tracking method based on code store |
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| Ji Weibo, Chen Xiaohui, Pan Shuguo.Real time SGR signal tracking method based on code store[J].Electronic Measurement Technology,2010,33(4):131-133. |
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| Authors: | Ji Weibo Chen Xiaohui Pan Shuguo |
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| Affiliation: | 1.Automation Of College;Nanjing University of Posts & Telecommunications;Nanjing 210003;2.3s centre;Southeast University;Nanjing 210003 |
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| Abstract: | In the GPS software receiver signal tracking process,in order to solve the traditional eight-channel GPS tracking time-consuming,it presents a code-based storage SGR signal tracking method.In this paper,the traditional eight-channel GPS code tracking methods are analyzed and theoretical introduction.It based on that traditional tracking methods are more time-consuming,code storage method is proposed,and it introduces the principle of pre-existing code method and procedures for processes.Finally,experimental... |
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| Keywords: | code storage code tracking the local C/A code GPS software receiver |
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