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	The weak frequency anomaly detection method of atomic clocks based on Kalman filter and extrapolation-accumulation 期刊论文 OAI收割 MEASUREMENT & CONTROL, 2021, 页码: 11 作者: Yan, Ran; Liu, Junliang; Wu, Jianfeng; Xu, Chao; Hu, Yonghui \| 收藏 \| 浏览/下载：46/0 \| 提交时间：2021/11/29 Frequency anomaly atomic clock Kalman filter extrapolation-accumulation chi-square statistics
	Detection and analysis of Galileo signal in space anomalies from 2017 to 2018 期刊论文 OAI收割 IET RADAR SONAR AND NAVIGATION, 2020, 卷号: 14, 期号: 11, 页码: 1690-1696 作者: Fan, Lihong; Tu, Rui; Zhang, Rui; Han, Junqiang; Zhang, Pengfei \| 收藏 \| 浏览/下载：64/0 \| 提交时间：2021/11/29 distance measurement error analysis satellite navigation aircraft landing guidance radio receivers Galileo signal space anomalies broadcast ephemeris user navigation SIS anomaly advanced receiver autonomous integrity monitoring precise ephemeris SIS error healthy Galileo satellites corresponding detection thresholds satellite SIS anomalies satellite clock error SIS stability time 7 0 hour time 2 5 hour time 50 0 hour time 4 5 hour
	An improved method for detecting BeiDou signal-in-space anomalies from precise ephemerides 期刊论文 OAI收割 ACTA GEODAETICA ET GEOPHYSICA, 2019, 卷号: 54, 期号: 4, 页码: 567-581 作者: Fan, Lihong; Tu, Rui; Zhang, Rui; Zheng, Zengji; Lu, Xiaochun \| 收藏 \| 浏览/下载：58/0 \| 提交时间：2020/11/09 BeiDou Signal-in-space anomaly Anomaly detection Clock anomaly Orbit anomaly
	Detecting an atomic clock frequency anomaly using an adaptive Kalman filter algorithm 期刊论文 OAI收割 Metrologia, 2018, 卷号: 55, 期号: 3 作者: Song,Huijie; Dong,Shaowu; Wu,Wenjun; Jiang,Meng; Wang,Weixiong \| 收藏 \| 浏览/下载：46/0 \| 提交时间：2021/11/29 atomic clock Kalman filter frequency anomaly adaptive factor chi-square statistics