Key Words |
Inertial measurement unit; navigation; attitude calculation |
Abstract |
This article discusses the four main approaches to implementing navigation (attitude and location estimation) using inertial sensors. Two ways to evaluate the accuracy of the algorithms are proposed - using synthesized data and using real one. Due to the fact that all algorithms belong to the “dead reckoning” algorithms and have the unlikeable property to accumulate errors, some options have been proposed to create reference points for estimating the accumulated error without availability of other sensors. The article helps to resolve the complex compromise between the complexity of the algorithm and the accuracy of work, which would support the work on the practical implementation of this type of algorithms. |
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