Cheng C, Zhao Y, Li L, Zhao L. A Real-Time Detection Method for BDS Signal in Space Anomalies. Sensors (Basel). 2019;19: pubmed publisher
..1 m for BDS IURE. The test results show that the proposed method can effectively detect the SIS anomalies caused by either orbit faults or clock faults. ..
Liu Y, Liu F, Gao Y, Zhao L. Implementation and Analysis of Tightly Coupled Global Navigation Satellite System Precise Point Positioning/Inertial Navigation System (GNSS PPP/INS) with Insufficient Satellites for Land Vehicle Navigation. Sensors (Basel). 2018;18: pubmed publisher
..In addition, a field test in an urban area where insufficient satellites were observed from time to time was also conducted to show the limited solution drift. ..
Yang F, Zhao L, Li L, Cheng J, Zhang J. Ionosphere-Constrained Triple-Frequency Cycle Slip Fixing Method for the Rapid Re-Initialization of PPP. Sensors (Basel). 2018;19: pubmed publisher
..The kinematic experiment shows that the instantaneous re-initialization can be achieved with the proposed method. ..
Li H, Gao S, Li L, Jia C, Zhao L. Real Time Precise Relative Positioning with Moving Multiple Reference Receivers. Sensors (Basel). 2018;18: pubmed publisher
..9% and 15.7% for the horizontal and the vertical component, respectively. The kinematic results have shown that the proposed method can achieve position accuracy enhancement by 26.9% for the vertical component. ..
Zhao L, Li J, Cheng J, Jia C, Wang Q. A Method for Oscillation Errors Restriction of SINS Based on Forecasted Time Series. Sensors (Basel). 2015;15:17433-52 pubmed publisher
..Simulation and test results show that the method has good performance in restricting the Schuler, Foucault, and Earth oscillation errors of SINS. ..
Zhao L, Guan D, Landry R, Cheng J, Sydorenko K. An Accurate and Fault-Tolerant Target Positioning System for Buildings Using Laser Rangefinders and Low-Cost MEMS-Based MARG Sensors. Sensors (Basel). 2015;15:27060-86 pubmed publisher
..Simulation and experimental results demonstrate that the FKF-based system can improve the target positioning accuracy effectively and allow for good fault-tolerant capability. ..
Zhao L, Yang F, Li L, Ding J, Zhao Y. GBAS Ionospheric Anomaly Monitoring Based on a Two-Step Approach. Sensors (Basel). 2016;16: pubmed publisher
..3%, and the average response time to the ionospheric gradient at a rate of 0.018 m/s improves by more than 59.3%, which demonstrates the ability of TSA to detect a small ionospheric gradient more rapidly. ..
Li L, Jia C, Zhao L, Cheng J, Liu J, Ding J. Real-Time Single Frequency Precise Point Positioning Using SBAS Corrections. Sensors (Basel). 2016;16: pubmed publisher
..Furthermore, it has revealed that the proposed PPP method can achieve decimeter level convergence within 500 s in the kinematic mode. ..
Kang Y, Zhao L, Cheng J, Wu M, Fan X. A Novel Grid SINS/DVL Integrated Navigation Algorithm for Marine Application. Sensors (Basel). 2018;18: pubmed publisher