| 基于Hatch滤波法的GPS伪距差分定位分析 |
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| 作者姓名： | 赵琳 武晓雯 李亮 娄上月 |
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| 作者单位： | 哈尔滨工程大学自动化学院; |
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| 摘 要： | 利用Hatch滤波法对导航数据进行伪距差分定位研究,对单频接收机采用Hatch滤波法时电离层的影响做进一步研究,分析电离层风暴对定位精度的影响。为了提高定位精度,采用Hatch滤波法辅助的差分定位技术,对解算过程进行详细分析,并通过MATLAB软件对数据进行处理仿真,验证利用差分Hatch滤波法提高定位精度的可行性。
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| 关 键 词： | 全球定位系统 Hatch滤波 电离层 伪距差分定位 |
Analysis of Pseudo-range Differential Positioning for GPS Based on Hatch Filtering Method |
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| Authors: | Zhao Lin Wu Xiaowen Li Liang Lou Shangyue |
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| Institution: | Zhao Lin,Wu Xiaowen,Li Liang,Lou Shangyue |
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| Abstract: | This paper attempts to use the Hatch filtering method to carry out the research of pseudo-range differential positioning for navigation data.The further study of the influence on the ionosphere by applying the Hatch filtering method to single-frequency receiver is done,and the influence of ionosphere storm on the positioning accuracy is analyzed.In order to improve the positioning accuracy,this paper uses the differential positioning technology assisted by the Hatch filtering method,makes a detailed analysi... |
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| Keywords: | Global Positioning System Hatch filtering Ionosphere Pseudo-range differential positioning |
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