This paper studies the design and realization of GPS differentialpositioning computer fault checker.
论文探讨了一种GPS差分计算机故障检测仪的设计及实现。
2
Spread-spectrum PN code ranging and differentialPositioning technology are used to make it possible to reach such accuracy.
达到高精度的关键是应用了伪随机码扩谱及差分定位技术。
3
In the application of vehicle navigation in city area, Multi-path errors are the main error source of GPS high-precision differentialpositioning in a near distance.