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Simulation of GPS-Based Launch Vehicle Trajectory Estimation Using UNSW Kea GPS Receiver

The simulation procedure for GNSS-based position estimation of a launch vehicle in a gravity turn trajectory is presented. A detailed mathematical model of the dynamics of a multi-stage launch vehicle is developed. In the mathematical model, the …

Application of a Fast Unscented Kalman Filtering Method to Satellite Position Estimation Using a Space-Borne Multi-GNSS Receiver

The Extended Kalman Filter (EKF) is a widely used estimation technique which combines the knowledge of the dynamics of the user vehicle motion with the GNSS measurements for robust and more accurate position solutions. However, the EKF approximates …

Real-Time On-Board Satellite Navigation Using GPS and Galileo Measurements

Space-Borne GNSS Based Orbit Determination Using a SPIRENT GNSS Simulator

Ground simulation is essential for assessing the performance of space-borne Global Navigation Satellite System (GNSS) based positioning algorithm and hardware. SPIRENT GNSS simulator is widely used for establishing the simulation environment. Precise …