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The Influences of Ephemerises Accuracy to the GPS Point Positioning
Author(s): 
Pages: 57-59
Year: Issue:  4
Journal: Hydrographic Surveying and Charting

Keyword:  全球定位系统广播星历精密星历传统单点定位精密单点定位星历精度;
Abstract: 探讨了GPS单点定位技术的原理、方法及数据处理中的一些关键技术,分析了广播星历和IGS提供的精密星历(IGR、IGU和IGF)对单点定位精度的影响,通过实验数据分析,得出在准实时的高精度解算中,可以利用快速星历代替最终星历进行解算.
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