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A fast alignment of marine strapdown inertial navigation system based on adaptive unscented Kalman Filter

Transactions of the Institute of Measurement and Control, 2020
This study has presented an efficient adaptive unscented Kalman filter (AUKF) with the new measurement model for the strapdown inertial navigation system (SINS) to improve the initial alignment under the marine mooring conditions. Conventional methods of
Hossein Rahimi   +2 more
semanticscholar   +1 more source

Experimental strapdown redundant sensor inertial navigation system

Journal of Spacecraft and Rockets, 1969
Strapdown redundant experimental sensor inertial navigation package containing gyros and accelerometers, discussing signal real time processing by digital ...
F. EVANS, J. WILCOX
openaire   +1 more source

Navigation Computation in Terrestrial Strapdown Inertial Navigation Systems

IEEE Transactions on Aerospace and Electronic Systems, 1977
The problem of computing the translational velocity and position relative to earth, which has to be solved by the processor of a strapdown inertial navigation system is discussed. Several approaches are briefly examined with consideration given to the form in which the sensor data are generated and to the computational burden involved in each approach.
openaire   +1 more source

Gyrocompassing mode of the strapdown inertial navigation system

2017 IEEE 2nd Information Technology, Networking, Electronic and Automation Control Conference (ITNEC), 2017
A gyrocompassing mode of the strapdown inertial navigation systems (SINS) was presented. SINS has been composed of Inertial Measurement Unit (IMU) and navigation computer. IMU consists of triad accelerometers, gyroscopes and a circuit of signal processing.
Xing Xiangming   +2 more
openaire   +1 more source

A robust in-motion attitude alignment method for odometer-aided strapdown inertial navigation system.

Review of Scientific Instruments, 2020
A significant issue of land vehicle navigation is in-motion attitude alignment of the odometer (OD)-aided strapdown inertial navigation system (SINS).
Yiding Sun   +3 more
semanticscholar   +1 more source

Hypersonic boost–glide vehicle strapdown inertial navigation system / global positioning system algorithm in a launch-centered earth-fixed frame

, 2020
To suit the features of hypersonic vehicles and meet the requirement of their flight control system, we propose an integrated navigation algorithm in the launch-centered earth-fixed (LCEF) frame.
Kai Chen   +4 more
semanticscholar   +1 more source

Improved exponential weighted moving average based measurement noise estimation for strapdown inertial navigation system/doppler velocity log integrated system

Journal of navigation, 2020
The strapdown inertial navigation system (SINS) with integrated Doppler velocity log (DVL) is widely utilised in underwater navigation. In the complex underwater environment, however, the DVL information may be corrupted, and as a result the accuracy of ...
Lanhua Hou   +4 more
semanticscholar   +1 more source

Cascade Compensation Algorithm for Strapdown Inertial Navigation System

Advanced Materials Research, 2011
The cascade compensation algorithm for no damp strapdown inertial navigation system (SINS) is designed based on control model and error characteristic of SINS level-loop. According to stability and frequency characteristic analysis for SINS level-loop, a compensation network, which is chosen to alter either the roots location or the frequency response ...
Feng Zha, Jiang Ning Xu, Bai Qing Hu
openaire   +1 more source

Strapdown inertial navigation system of pendulum type

Mechanics of Solids, 2014
We consider two implementations of an isotropic oscillator to be used in the construction of a strapdown inertial system of new type [1]. The first implementation is a contact-free suspension of an electrically conductive ball used in electrostatic gyros, and the second implementation is a 3D combination of elastic constraints holding a mass point.
openaire   +1 more source

Navigation schemes for underwater robots using strapdown inertial navigation system

Proceedings IECON '91: 1991 International Conference on Industrial Electronics, Control and Instrumentation, 2002
The authors deals with navigation schemes for underwater robots using strapdown inertial navigation systems. Compared to the current hydroacoustic position reference systems used for underwater robots, the strapdown inertial systems have longer operation distance, possess better autonomous ability, provide more complete navigation, and offer higher ...
Z. Chen, J.C. Hung
openaire   +1 more source

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