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[会议论文] 作者：Qingsong Ai,TianheXu,Jiajing Li,HongweiXiong,
来源：第七届中国卫星导航学术年会 年份：2016
According to nonlinear and non-stationary characteristicsof BeiDou satellite clock bias time series,this paper proposed a method by using the wavelet neural network based on the first-order difference...
The Long-term Performance Analysis and Comparision of BDS On-board Atomic Clock Based on Precise Clo
[会议论文] 作者：Huijie Xue,Tianhe Xu,Qingsong Ai,Shengchao Wang,
来源：第九届中国卫星导航学术年会 年份：2018
As an important load of BDS,the performance of satellite-borne atomic clock directly affects the service level of navigation system.Based on the requirements of navigation system on atomic clocks in o...
[会议论文] 作者：Qingsong AI,Tianhe Xu,Dawei Sun,Hongwei Xiong,Shengchao Wang,
来源：第八届中国卫星导航学术年会 年份：2017
Atomic clock is composed of various components of electronic devices,and its comprehensive effect of the internal and external environment makes it easily affected by many kinds of noise....
[会议论文] 作者：Shengchao Wang,Xiaolin Jia,Guofeng Ji,Qingsong Ai,Meiqian Guan,Teng Peng,
来源：第八届中国卫星导航学术年会 年份：2017
In this paper,we study the pseudorange multipath effect of Beidou satellite and analyze the correlation between multipath error and elevation angle ofBeidousatellite.The method of quadratic polynomial...
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