张清华, 隋立芬, 贾小林. 应用Jones-Tryon Kalman滤波器对在轨GPS Rb钟进行状态监测[J]. 武汉大学学报 ( 信息科学版), 2012, 37(4): 436-440.
引用本文: 张清华, 隋立芬, 贾小林. 应用Jones-Tryon Kalman滤波器对在轨GPS Rb钟进行状态监测[J]. 武汉大学学报 ( 信息科学版), 2012, 37(4): 436-440.
ZHANG Qinghua, SUI Lifen, JIA Xiaolin. Monitor State of GPS Rb Clock Using Jones-Tryon Kalman Filter[J]. Geomatics and Information Science of Wuhan University, 2012, 37(4): 436-440.
Citation: ZHANG Qinghua, SUI Lifen, JIA Xiaolin. Monitor State of GPS Rb Clock Using Jones-Tryon Kalman Filter[J]. Geomatics and Information Science of Wuhan University, 2012, 37(4): 436-440.

应用Jones-Tryon Kalman滤波器对在轨GPS Rb钟进行状态监测

Monitor State of GPS Rb Clock Using Jones-Tryon Kalman Filter

  • 摘要: 针对用于石英钟和GPS主控站原子钟状态监测的Jones-Tryon Kalman滤波器,尝试把其引入到在轨GPS Rb钟状态监测中去,结合哈达玛方差分析了其过程噪声和观测噪声协方差矩阵的确定方法,并讨论了滤波初值的选取,从而得到一个适合在轨GPS Rb钟状态监测的滤波器。算例表明,这种Jones-Tryon Kal-man滤波器可以较好地监测在轨GPS Rb钟的状态。

     

    Abstract: Jones-Tryon Kalman filter which was applied in the state parameter estimation of quartz clock and GPS master control station clock is used to stir the state parameter of GPS Rb clock,covariance matrix of process noise and observation noise was calculated by Hadamard deviation,and the startup mode is fix ed by prior knowledge,as a result a filter adapt to stir the GPS Rb clock parameters.The calculation present that the method is effective.

     

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