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浏览/检索结果: 共7条，第1-7条 帮助 限定条件 发表日期：2020     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 A study of GPS PPP velocity estimation with the constraints of Doppler observation 期刊论文 ADVANCES IN SPACE RESEARCH, 2020, 卷号: 66, 期号: 12, 页码: 2900-2913 作者:  Wang, Xingxing;  Tu, Rui;  Zhang, Rui;  Han, Junqiang;  Fan, Lihong 收藏  |  浏览/下载：19/0  |  提交时间：2021/11/29 Precise point positioning  Carrier phase observation  Doppler observation  Velocity estimation   Real-Time Detection of Orbital Maneuvers Using Epoch-Differenced Carrier Phase Observations and Broadcast Ephemeris Data: A Case Study of the BDS Dataset 期刊论文 SENSORS, 2020, 卷号: 20, 期号: 16, 页码: 17 作者:  Tu, Rui;  Zhang, Rui;  Fan, Lihong;  Han, Junqiang;  Zhang, Pengfei 收藏  |  浏览/下载：33/0  |  提交时间：2020/11/04 BDS  orbital maneuvers  carrier phase observation  velocity estimation  epoch-difference   Atomic clock modelling augmenting time and frequency transfer using carrier phase observation 期刊论文 IET RADAR SONAR AND NAVIGATION, 2020, 卷号: 14, 期号: 8, 页码: 1202-1210 作者:  Zhang, Pengfei;  Tu, Rui;  Gao, Yuping;  Zhang, Rui 收藏  |  浏览/下载：59/0  |  提交时间：2021/11/29 Research of Eliminating the Day-Boundary Discontinuities in GNSS Carrier Phase Time Transfer through Network Processing 期刊论文 SENSORS, 2020, 卷号: 20, 期号: 9, 页码: 15 作者:  Zhang, Xiangbo;  Guo, Ji;  Hu, Yonghui;  Zhao, Dangli;  He, Zaimin 收藏  |  浏览/下载：11/0  |  提交时间：2020/09/01 GNSS  precise point positioning  time and frequency transfer  day-boundary discontinuities  network  MGEX  frequency stability   Automatic Calibration of Process Noise Matrix and Measurement Noise Covariance for Multi-GNSS Precise Point Positioning 期刊论文 MATHEMATICS, 2020, 卷号: 8, 期号: 4, 页码: 20 作者:  Zhang, Xinggang;  Li, Pan;  Tu, Rui;  Lu, Xiaochun;  Ge, Maorong 收藏  |  浏览/下载：11/0  |  提交时间：2020/09/01 EM-algorithm  multi-GNSS  PPP  process noise  observation covariance matrix  extended Kalman filter  machine learning   Estimability analysis of differential inter-system biases and differential inter-frequency biases for dual-frequency GPS and BDS combined RTK 期刊论文 MEASUREMENT SCIENCE AND TECHNOLOGY, 2020, 卷号: 31, 期号: 2, 页码: 18 作者:  Liu, Jinhai;  Tu, Rui;  Han, Junqiang;  Zhang, Rui;  Zhang, Pengfei 收藏  |  浏览/下载：12/0  |  提交时间：2020/11/10 BeiDou navigation satellite system  differential inter-system bias  Differential inter-frequency bias  GPS   Combined carrier phase and code phase passive radiation source localisation method 期刊论文 IET RADAR SONAR AND NAVIGATION, 2020, 卷号: 14, 期号: 1, 页码: 147-155 作者:  Li, Youyang;  Wang, Xue;  Lu, Xiaochun 收藏  |  浏览/下载：13/0  |  提交时间：2020/11/09 Kalman filters  position control  direction-of-arrival estimation  Global Positioning System  nonlinear filters  time-of-arrival estimation  code phase passive radiation source localisation method  high-precision positioning method  arrival methods  carrier phase-based  positioning process  position tracking  times higher accuracy  TDOA method  positioning accuracy  traditional positioning method  combined carrier phase  time 4  0 s to 10  0 s