时变性DCB(C1-P1)在精密单点定位中的应用
Journal: Geological and Mineral Surveying and Mapping DOI: 10.12238/gmsm.v3i5.855
Abstract
精密单点定位数据处理中,要求对影响观测的误差进行细致地改正。DCB(C1-P1)是GPS伪距观测值C1与P1中存在的偏差,最新研究表明其具有时变性。本文采用IGS观测数据进行了时变性DCB(C1-P1)序列的求解,然后采用采集的数据进行了观测改正结果和精密单点定位应用分析,结果表明时变性DCB(C1-P1)对于精密单点定位结果提升有一定的作用。
Keywords
精密单点定位；伪距偏差；导航定位
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