研究了电离层对GPS观测信号的主要影响及电离层折射误差模型，总结了电离层双频改正模型。
The main effect on the GPS signals of ionosphere and ionospheric refractive model are researched in this paper; then the dual-frequency corrected model of ionospheric refractive error is concluded.
这些工作虽然是针对密云米波系统的，但这些方法中的某些考虑可以推广到一般的电离层折射误差改正中去。
Although these methods presented here are for correcting the ionospheric refraction of Miyun System, yet some ideas of these methods can be used in other cases.
本文利用极坐标下斯涅尔定律，系统地讨论了电离层折射对赤经赤纬的修正问题，并据此给出了射线描迹法。
Using the Snell's law in polar coordinates, the ionospheric refraction effects on the declination and right ascension determination is discussed in this paper.
应用推荐