王川阳;王坚;余航;韩厚增;宁一鹏;

• 1:中国矿业大学国土环境与灾害监测国家测绘地理信息局重点实验室
• 2:北京建筑大学测绘与城市空间信息学院

摘要(Abstract)：

针对超宽带定位系统存在的测距误差影响定位结果的问题,该文分析了超宽带定位系统测距误差变化规律,并给出了误差改正模型。在定位过程中,首先对测距信息进行误差模型改正,随后基于双向测距的TOA定位方法,利用chan算法和高斯-牛顿迭代算法解算出定位结果,并通过动静态实验对比测距误差改正前后定位结果。结果表明,利用误差改正后的测距信息进行定位解算,能够有效提高系统的测距和定位精度。

关键词(KeyWords)： 超宽带;定位;测距误差;最小二乘拟合;迭代法

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划资助项目(2016YFC0803103)

作者(Authors): 王川阳;王坚;余航;韩厚增;宁一鹏;

DOI: 10.16251/j.cnki.1009-2307.2019.01.018

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