Models and methods for precise determination of ionospheric delay using GPS  

作　　者：YUAN Yunbin HUO Xingliang OU Jikun 

机构地区：[1]Institute of Geodesy and Geophysics, Chinese Academy of Sciences, Wuhan 430077, China [2]Graduate University of Chinese A- cademy of Sciences, Beijing 100039, China

出　　处：《Progress in Natural Science:Materials International》2007年第2期187-196,共10页自然科学进展·国际材料（英文版）

基　　金：Supported by National Natural Science Foundation of China (Grant No. 40204001); Shandong University of Science and Technology (Grant No.SD2003-5)

摘　　要：The basic principles and methods for precisely determining ionospheric delays in GPS observations are introduced and discussed. Various methods and models for fitting ionospheric delays based on GPS are compared and analyzed, and applications of the methods and models to the research and engineering are summarized.为精确在 GPS 观察决定 ionospheric 延期的基本原则和方法是 intorduced 并且讨论。为基于 GPS 适合 ionospheric delyas 的各种各样的方法和模型被比较并且分析，并且到研究和工程的方法和模型的应用被总结。

关 键 词：GPS ionospheric delay atmosphere modeling precise GPS positioning. 

分 类 号：P318[天文地球—固体地球物理学]