测绘通报 ›› 2017, Vol. 0 ›› Issue (5): 1-5.doi: 10.13474/j.cnki.11-2246.2017.0142

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Accuracy Evaluation and Analysis of Single Point Positioning with BeiDou and GPS

WEI Erhu1, LIU Xuexi1, LIU Jingnan2   

  1. 1. School of Geodesy and Geomatics, Wuhan University, Wuhan 430079, China;
    2. GNSS Research Center, Wuhan University, Wuhan 430079, China
  • Received:2016-10-08 Online:2017-05-25 Published:2017-06-03

Abstract: BeiDou Navigation Satellite System(BDS) has now entered the stage of global networking. In this paper, the mathematical model of BDS/GPS single point positioning is derived in detail. Two schemes are designed by using the data of one single station or twelve stations in the Asia Pacific Region of the MGEX to evaluate and analyse the accuracy of single point positioning with BeiDou and GPS. The mathematical model of single point positioning is verified by experiments. The results show that the accuracy and stability of the combined single point positioning are better than the single system. This paper aims to provide reference for the popularization and application of BeiDou system.

Key words: BeiDou, GPS, single point positioning, combined system, accuracy evaluation

CLC Number: