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GNSS多频观测对定姿精度的影响分析 被引量:1

Analysis on GNSS Multi-Frequency Observation of Attitude Determination Accuracy
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摘要 针对单历元定姿的精度问题,对多频双差观测模型下的定姿精度进行了理论推导,分析了影响定姿精度的各种因素,并着重研究了GPS和Galileo系统下多频观测值对定姿精度的改善程度。理论分析和仿真实验均表明,相比于单频定姿,多频观测可以显著提高定姿精度。
作者 陈万通 李峰
出处 《航空科学技术》 2012年第3期42-46,共5页 Aeronautical Science & Technology
基金 国家863高技术研究发展计划资助课题(2009AA12Z313)
关键词 全球导航卫星系统 姿态解算 整周模糊度解算 误差分析 GPS attitude determination integer ambiguity resolution error analysis
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