The active magnetic tracking with scalable coverage: indoor navigation for smartphones

In this paper we explore how to use the magnetic tracking technique for indoor navigation. The six degrees of freedom (6 DoF) magnetic tracking technology is selected because it is less influenced by the environment and has the highest accuracy among other techniques. A new method is proposed, calle...

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Main Author: M. Zhelamskij
Format: Article
Language:English
Published: Copernicus Publications 2016-11-01
Series:Journal of Sensors and Sensor Systems
Online Access:http://www.j-sens-sens-syst.net/5/355/2016/jsss-5-355-2016.pdf
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author M. Zhelamskij
author_facet M. Zhelamskij
author_sort M. Zhelamskij
collection DOAJ
description In this paper we explore how to use the magnetic tracking technique for indoor navigation. The six degrees of freedom (6 DoF) magnetic tracking technology is selected because it is less influenced by the environment and has the highest accuracy among other techniques. A new method is proposed, called the alternating direct current (ADC) method, which permits one to get a double update rate, reduce the influence of Earth's magnetic field by a factor of 2 and reduce the power consumption by a factor of 3. The theoretical basis of the new magnetic tracking method is given, including a mathematical modeling of the local field, a mathematical model of the measurement of the positioning field by a 3-D transducer based on the Hall effect sensors, and the mathematical model for the estimation of the measurement errors. A new, net-like source of the positioning local magnetic field is proposed for indoor navigation with a scalable coverage area. A mathematical model of the distributed positioning field is given. The results of simulations are shown.
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spelling doaj.art-b565039049434b8594f3cb1b56652edf2022-12-22T03:55:37ZengCopernicus PublicationsJournal of Sensors and Sensor Systems2194-87712194-878X2016-11-015235537110.5194/jsss-5-355-2016The active magnetic tracking with scalable coverage: indoor navigation for smartphonesM. Zhelamskij0Saint-Petersburg Polytechnical University Doctoral Department, Saint-Petersburg, 193168, RussiaIn this paper we explore how to use the magnetic tracking technique for indoor navigation. The six degrees of freedom (6 DoF) magnetic tracking technology is selected because it is less influenced by the environment and has the highest accuracy among other techniques. A new method is proposed, called the alternating direct current (ADC) method, which permits one to get a double update rate, reduce the influence of Earth's magnetic field by a factor of 2 and reduce the power consumption by a factor of 3. The theoretical basis of the new magnetic tracking method is given, including a mathematical modeling of the local field, a mathematical model of the measurement of the positioning field by a 3-D transducer based on the Hall effect sensors, and the mathematical model for the estimation of the measurement errors. A new, net-like source of the positioning local magnetic field is proposed for indoor navigation with a scalable coverage area. A mathematical model of the distributed positioning field is given. The results of simulations are shown.http://www.j-sens-sens-syst.net/5/355/2016/jsss-5-355-2016.pdf
spellingShingle M. Zhelamskij
The active magnetic tracking with scalable coverage: indoor navigation for smartphones
Journal of Sensors and Sensor Systems
title The active magnetic tracking with scalable coverage: indoor navigation for smartphones
title_full The active magnetic tracking with scalable coverage: indoor navigation for smartphones
title_fullStr The active magnetic tracking with scalable coverage: indoor navigation for smartphones
title_full_unstemmed The active magnetic tracking with scalable coverage: indoor navigation for smartphones
title_short The active magnetic tracking with scalable coverage: indoor navigation for smartphones
title_sort active magnetic tracking with scalable coverage indoor navigation for smartphones
url http://www.j-sens-sens-syst.net/5/355/2016/jsss-5-355-2016.pdf
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