supported by“The National Key Research and Development Program of China(No.2020YFA0713502)”;“The National Natural Science Foundation of China(No.41874039)”;“Jiangsu National Science Foundation(No.BK20191342)”;“Fundamental Research Funds for the Central Universities(No.2019ZDPY-RH03)”。
The combination of Precision Point Positioning(PPP)with Multi-Global Navigation Satellite System(MultiGNSS),called MGPPP,can improve the positioning precision and shorten the convergence time more effectively than the...