| GPS接收机伪码测距方法及误差分析 |
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| 引用本文： | 夏 俊. GPS接收机伪码测距方法及误差分析[J]. 国际商务研究, 2010, 50(8) |
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| 作者姓名： | 夏 俊 |
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| 作者单位： | 成都天奥信息科技有限公司，成都 611731 |
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| 摘 要： | 根据全球定位系统(GPS)的信号特点，介绍了GPS接收机利用L1频段C/A码进行伪码测距的原理和方法，提出了一种简单、易行的位同步环设计方法，并与传统设计方案进行了对比。最后，对影响伪距测量值的因素进行了讨论，给出了误差计算的方法，分析了对测距精度的影响。
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| 关 键 词： | GPS接收机 伪码测距 位同步 电路设计；误差分析 |
Pseudo Code Ranging Method and Precision Analysis of GPS Receiver |
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| XIA Jun. Pseudo Code Ranging Method and Precision Analysis of GPS Receiver[J]. International Business Research, 2010, 50(8) |
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| Authors: | XIA Jun |
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| Affiliation: | Chengdu Spaceon Technology Co., Ltd,Chengdu 611731,China |
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| Abstract: | According to the signal characteristics of GPS(Global Positioning System),the principle and method of GPS receiver pseudo code ranging by using C/A code at L1 band are introduced.A simple and easy method is proposed for bit synchronization loop and is compared with traditional methods.Finally,the factors influencing pseudo coding ranging value are discussed,error estimation method is given,and the influence on ranging precision is analysed. |
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