Results 41 to 50 of about 4,457,973 (186)

High Performance Strapdown Inertial Navigation System Algorithms for Space Flight

open access: yes, 2008
To satisfy inertial navigation demands for space flight, high performance space-oriented strapdown inertial navigation system (SINS) algorithms are developed in the paper.
Wang, L.D.   +3 more
core   +8 more sources

Code Optimization for Strapdown Inertial Navigation System Algorithm [PDF]

open access: yes, 2018
Inertial navigation systems are in common use for decades due to its advantages. Since INS outputs are usually used for inputs in different control algorithms (depending on applications), INS will induce certain errors and limitations. This chapter deals
Kuzmanović, Vladimir   +3 more
core   +1 more source

An error analysis and digital simulation of a strapdown inertial measurement unit [PDF]

open access: yes, 1987
Due to the invention of the micro-processor, the computations required in a strapdown inertial system can be done in real-time. This project describes a strapdown inertial measurement unit and the associated errors of such a system.
Loegering, Gregory Scott
core   +1 more source

A SINS/SAR/GPS Fusion Positioning System Based on Sensor Credibility Evaluations

open access: yesRemote Sensing, 2021
A reliable framework for SINS/SAR/GPS integrated positioning systems is proposed for the case that sensors are in critical environments. Credibility is used to describe the difference between the true error and the initial setting standard deviation ...
Maoyou Liao   +3 more
doaj   +1 more source

A Method for Oscillation Errors Restriction of SINS Based on Forecasted Time Series

open access: yesSensors, 2015
Continuity, real-time, and accuracy are the key technical indexes of evaluating comprehensive performance of a strapdown inertial navigation system (SINS).
Lin Zhao   +4 more
doaj   +1 more source

Underwater mobile gravity measurement data processing using continuous-discrete Kalman filter

open access: yesAIP Advances, 2021
To solve the data fusion problem in underwater mobile gravity measurement, a direct estimation method based on pose information is proposed. First, the state model is established using the continuous evolution equation of the state.
Zhiqiang Zhang   +2 more
doaj   +1 more source

Dynamic Lever Arm Error Compensation of POS Used for Airborne Earth Observation

open access: yesInternational Journal of Aerospace Engineering, 2018
The position and orientation system (POS) is widely applied in airborne Earth observation, which integrates the strapdown inertial navigation system (SINS) and global positioning system (GPS) to provide high-accuracy position, velocity, and attitude ...
Lu Zhaoxing   +5 more
doaj   +1 more source

Inertial measuring units for future-generation aerospace products: fault-tolerance

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2018
A Strapdown Inertial Measurement Unit (SIMU) with structural redundancy intended for improving fault-tolerance and accuracy of inertial navigation systems for space applications is considered.
L. V. Vodicheva   +3 more
doaj   +1 more source

A high-accuracy SINS attitude update algorithm based on Legendre polynomial

open access: yesXibei Gongye Daxue Xuebao, 2022
The large-acceleration motion of HFV (hypersonic flight vehicle), the high-speed rolling of spinning missile, and the large-maneuver flight of fighter aircraft has put forward higher performance demand for SINS (strapdown inertial navigation system). The
YANG Xiaokang   +3 more
doaj   +1 more source

A Tightly Coupled Fusion Positioning Method Based on Particle Filtering With Effective Particle Neighbourhood Attraction Optimisation

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
To address the limitations of existing wireless and inertial navigation systems, this paper proposes a high‐precision integrated positioning scheme based on particle filtering. The method introduces a high‐weight particle neighbourhood attraction mechanism to solve the common issue of particle degeneracy.
Yanbiao Gao, Zhongliang Deng
wiley   +1 more source

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