| COMPASS/GPS双模导航定位精度分析及仿真 |
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| 引用本文： | 庞春雷,赵修斌,卢艳娥,余永林.COMPASS/GPS双模导航定位精度分析及仿真[J].现代防御技术,2011,39(4). |
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| 作者姓名： | 庞春雷 赵修斌 卢艳娥 余永林 |
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| 作者单位： | 空军工程大学电讯工程学院,陕西西安,710077 |
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| 基金项目： | 国家自然科学基金(61071014); 学院科研创新基金(DYCX1001) |
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| 摘 要： | 结合北斗二号(COMPASS)和GPS系统的运行轨道参数及系统特性,建立了COMPASS/GPS双模导航定位伪距测量误差模型,推导分析了双系统定位的几何误差因子；并对某地区的COMPASS/GPS双模导航定位精度进行了系统的分析.仿真结果表明,在某地区内,北斗二代系统在空间域与时间域上的整体稳定性优于GPS系统,组合的COMPASS/GPS系统在可见星和精度方面优于单一的定位系统.
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| 关 键 词： | 北斗二号 全球定位系统 测量误差 精度因子 |
Analysis and Simulation of Positioning Precise in COMPASS/GPS Combined Navigation |
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| PANG Chun-lei,ZHAO Xiu-bin,LU Yan-e,YU Yong-lin.Analysis and Simulation of Positioning Precise in COMPASS/GPS Combined Navigation[J].Modern Defence Technology,2011,39(4). |
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| Authors: | PANG Chun-lei ZHAO Xiu-bin LU Yan-e YU Yong-lin |
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| Institution: | PANG Chun-lei,ZHAO Xiu-bin,LU Yan-e,YU Yong-lin(AFEU,Telecommunication Engineering Institute,Shaanxi Xi'an 710077,China) |
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| Abstract: | According to the satellites orbit parameter and characteristic of COMPASS and GPS system,the model of pseudo range measure error in COMPASS/GPS combined navigation positioning is established,the positioning DOP of integral COMPASS/GPS is analyzed and educed;and the COMPASS/GPS combined positioning precise in one area is analyzed systematically.Simulation indicates that in one area,integral stabilization of COMPASS system is superior to GPS in temporal and special domain,and integrated COMPASS/GPS system is ... |
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| Keywords: | COMPASS global positioning system(GPS) measurement error divisor of precision(DOP) |
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