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Study on the New Methods of Correcting Ionospheric Delay and Ionospheric Model Using GPS Data

  • YUAN Yun-Bin ,
  • OU Ji-Kun
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  • Laboratory of Dynamic Geodesy, Institute of Geodesy and Geophysics,Chinese Academy of Sciences, Wuhan 430077

Received date: 2002-02-27

  Online published: 2002-03-18

Abstract

Recently, according to the requirements of some im portant GPS research subjects in the fields of Geodesy, Geophy sics, Space -P hysics and Navig at ion in China, w e studied systematically how to correct the ef fects of the ionosphere on GPS, wi th high precision and accuracy.As the parts of t he main contributions, the research projects focus mainly on how to improve GPS survey by re-ducing ionospheric delay fo r dual/single f requency kinematic/static users :high accuracy co rrection of ionospheric delay for single/dual f requency GPS users on t he eart h and in space, China WAAS ionospheric modeling and the theory and met hod of monitoring of ionosphere using GPS.

Cite this article

YUAN Yun-Bin , OU Ji-Kun . Study on the New Methods of Correcting Ionospheric Delay and Ionospheric Model Using GPS Data[J]. Journal of University of Chinese Academy of Sciences, 2002 , 19(2) : 209 -214 . DOI: 10.7523/j.issn.2095-6134.2002.2.020

References

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[3] YUAN Y B, OU J K.The First Study of Establishing China Grid Ionospheric Model.In:The proceeding of ION -GPS 2001, Utah:Salt Lake Cit y, 2001.2516 ~ 2524

[4] YUAN Y B, OU J K.Differential Areas for Differential Stations(DADS)———A New Method of Establishing Grid Ionospheric Model.Chi-nese Science Bulletin, 2002.47(8):636 ~ 639 (In Chinese)

[5] YUAN Y B, OU J K。The Effectsof Instrumental Bias in GPS Observations on Determining Ionospheric Delays and the Methods of Its Cal-ibration.Act a G eodaetica et Cart ographica Sinica, 1999, 28(2):110 ~ 114 (It is also selected as one of Papers for English Edit ion, Act aG eodaeti ca et Cartographi ca Si nica, Publi shed by Publishing House of S urveying and M apping Chinese Society of G eodesy, Phot ogrammet ry and Cart ography, 1999 。57 ~ 63)

[6] YUAN Y B, OU J K.Further Research on Ionospheric Delay Correction Method for Single -Frequency GPS User in WAAS.Acta Geo-daet ca et C artographica Sinica, 2000, (S up):96 ~ 102

[7] YUAN Y B, OU J K.An Improvement on Ionospheric Delay Correction for Single Frequency GPS User———the APR-IScheme.Journal of Geodesy, 2001, 75(5/6):331 ~ 336

[8] YUAN Y B, OU J K.Auto-Covariance Estimation of Variable Samples(ACEVS)and its Application forMonitoring Random Ionosphere Us-ing G PS.Journal of G eodesy, 2001, 75(7/8):438 ~ 447

[9] YUAN Y B, OU J K.A New Idea of Using GPS to Determine Ionospheric Delay ———Ionospheric Eclipse Factor Method(IEFM)。200。(to be submitted)

Outlines

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