The Four Key Challenges of Advanced Multisensor Navigation and Positioning [PDF]
, 2014 The next generation of navigation and positioning systems must provide greater accuracy and reliability in a range of challenging environments to meet the needs of a variety of mission-critical applications.
Martin, H +11 more
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An Improve Hybrid Calibration Scheme for Strapdown Inertial Navigation System [PDF]
IEEE Access, 2019 This paper develops an improved hybrid calibration scheme for the strapdown inertial navigation system (SINS) that combines the advantages of an optimal rotational norm calibration method and an improved system-level calibration method. To accurately determine the scale factors and misalignment error of gyros triad, the optimal rotation norm ...
Suier Wang, Gongliu Yang, Lifen Wang
openaire +2 more sources
Linear Track Underwater Carrier SINS Correction Method Based on Hydroacoustic Single Beacon
IEEE Access, 2022 Precise positioning of underwater vehicles using only a single beacon for range measurement is one of the toughest challenges for underwater navigation, especially when the underwater vehicle travels along a straight path resulting in the system ...
Enfan Lin +4 more
doaj +1 more source
A Vision Aided Initial Alignment Method of Strapdown Inertial Navigation Systems in Polar Regions
, 2022 The failure of the traditional initial alignment algorithm for the strapdown inertial navigation system (SINS) in high latitude is a significant challenge due to the rapid convergence of polar longitude.
Song, Wenbo +5 more
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Research on IMU Calibration Model Based on Polar Decomposition
Micromachines, 2023 As an important deterministic error of the inertial measurement unit (IMU), the installation error has a serious impact on the navigation accuracy of the strapdown inertial navigation system (SINS).
Guiling Zhao +5 more
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Integrated navigation approaches of vehicle aided by the strapdown celestial angles
International Journal of Advanced Robotic Systems, 2020 The integrated navigation method based on star sensor celestial angles (altitude angle and azimuth angle) is proposed to serve the need for rapidly responsive, reliable, and precise of a hypersonic vehicle under a sophisticated environment. An integrated
Hongmei Chen, Hongbo Gao, Huijuan Zhang
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An Autonomous Vehicle Navigation System Based on Inertial and Visual Sensors
Sensors, 2018 The strapdown inertial navigation system (SINS) is widely used in autonomous vehicles. However, the random drift error of gyroscope leads to serious accumulated navigation errors during long continuous operation of SINS alone.
Xingxing Guang +4 more
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Redundant Inertial-Aided GBAS for Civil Aviation
, 2010 In this article, we investigate the impact of redundant MEMS-IMU on a loosely coupled INS/GBAS system. Therefore, we consider and analyze the combined performance of three identically and orthogonally mounted low-cost IMUs.
Anja Grosch +5 more
core +1 more source
Multisensor Data Fusion for Robust Pose Estimation of a Six-Legged Walking Robot
, 2011 For autonomous navigation tasks it is important that the robot always has a good estimate of its current pose with respect to its starting position and - in terms of orientation - with respect to the gravity vector.
Chilian, Annett +5 more
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Research on the automotive sensor–aided low-cost inertial navigation system for land vehicles
Advances in Mechanical Engineering, 2019 When a low-cost micro-electro-mechanical system inertial measurement unit is used for a vehicle navigation system, errors will quickly accumulate because of the large micro-electro-mechanical system sensor measurement noise.
Susu Fang, Zengcai Wang, Lei Zhao
doaj +1 more source