Advances in intelligent and autonomous navigation systems for small UAS

S Bijjahalli, R Sabatini, A Gardi - Progress in Aerospace Sciences, 2020 - Elsevier
A significant growth in Unmanned Aircraft System (UAS) operations has been observed over
the past decade, largely driven by the emergence of new commercial opportunities and use …

A state-domain robust autonomous integrity monitoring with an extrapolation method for single receiver positioning in the presence of slowly growing fault

Z Yu, Q Zhang, S Zhang, N Zheng, K Liu - Satellite Navigation, 2023 - Springer
Single receiver positioning has been widely used as a standard and standalone positioning
technique for about 25 years. To detect the slowly growing faults caused by satellite and …

Enhancing navigation integrity for urban air mobility with redundant inertial sensors

S Wang, X Zhan, Y Zhai, L Zheng, B Liu - Aerospace Science and …, 2022 - Elsevier
Abstract Urban Air Mobility (UAM) uses highly automated air vehicles to offer safe and
efficient low-altitude urban air transportation services, for which ensuring navigation safety …

Innovation-based Kalman filter fault detection and exclusion method against all-source faults for tightly coupled GNSS/INS/Vision integration

H Jiang, D Yan, J Wang, J Yin - GPS solutions, 2024 - Springer
Safety-critical navigation systems often involve multiple sensor types, including global
navigation satellite system (GNSS), to enhance positioning accuracy. Additionally, the …

GPS/UWB/MEMS-IMU tightly coupled navigation with improved robust Kalman filter

Z Li, G Chang, J Gao, J Wang, A Hernandez - Advances in Space …, 2016 - Elsevier
Abstract The integration of Global Positioning System (GPS) with Inertial Navigation System
(INS) has been very intensively developed and widely applied in multiple areas. To further …

A high-integrity and low-cost navigation system for autonomous vehicles

S Bijjahalli, R Sabatini - IEEE Transactions on Intelligent …, 2019 - ieeexplore.ieee.org
The introduction of autonomous vehicles can potentially lead to enhanced situational
awareness and safety for road transport. However, the performance required for …

Improved fault detection method based on robust estimation and sliding window test for INS/GNSS integration

C Zhang, X Zhao, C Pang, Y Wang, L Zhang… - The Journal of …, 2020 - cambridge.org
Real-time and accurate fault detection and isolation is very important to ensure the reliability
and precision of integrated inertial navigation and global navigation satellite systems. In this …

Implementation of solution separation-based Kalman filter integrity monitoring against all-source faults for multi-sensor integrated navigation

S Wang, Y Zhai, X Zhan - GPS Solutions, 2023 - Springer
Accurate and safety-assured navigation is demanded by future autonomous systems such
as automated vehicles and urban air mobility (UAM). These systems usually integrate …

Fault detection and exclusion for tightly coupled GNSS/INS system considering fault in state prediction

S Wang, X Zhan, Y Zhai, B Liu - Sensors, 2020 - mdpi.com
To ensure navigation integrity for safety-critical applications, this paper proposes an efficient
Fault Detection and Exclusion (FDE) scheme for tightly coupled navigation system of Global …

Approach for detecting soft faults in GPS/INS integrated navigation based on LS-SVM and AIME

L Zhong, J Liu, R Li, R Wang - The Journal of Navigation, 2017 - cambridge.org
In life-critical applications, the real-time detection of faults is very important in Global
Positioning System/Inertial Navigation System (GPS/INS) integrated navigation systems. A …