| X射线脉冲星导航中的滤波方法分析 |
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| 引用本文： | 要俊杰,费保俊,许世蒙,杜健.X射线脉冲星导航中的滤波方法分析[J].航天控制,2011,29(4):43-48. |
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| 作者姓名： | 要俊杰 费保俊 许世蒙 杜健 |
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| 作者单位： | 装甲兵工程学院基础部,北京,100072 |
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| 摘 要： | X射线脉冲星导航由于需要大量的观测数据来确定天体方位,因此需要较长的滤波周期(500 ～ 1000s),系统的状态方程是非线性的.若采用扩展Kalman滤波(EKF),线性化时会产生较大的高阶截断误差,且Jacobian矩阵不易精确计算,导致定轨的精度较低.文中采用非线性滤波方法- Unscented Kalman 滤...
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| 关 键 词： | X射线脉冲星导航 扩展Kalman滤波 Unscented Kalman滤波 |
The Analysis of Filtering Methods in Navigation Based on X-ray Pulsars |
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| YAO Junjie,FEI Baojun,XU Shimeng,DU Jian.The Analysis of Filtering Methods in Navigation Based on X-ray Pulsars[J].Aerospace Control,2011,29(4):43-48. |
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| Authors: | YAO Junjie FEI Baojun XU Shimeng DU Jian |
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| Institution: | YAO Junjie FEI Baojun XU Shimeng DU Jian Department of Fundamental Courses,Academy of Armored Force Engineering,Beijing 100072,China |
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| Abstract: | |
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| Keywords: | X-ray pulsar navigation Extended Kalman filter Unscented Kalman filter |
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