The water-tank test of a novel underwater positioning system based on sensor networks |
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Authors: | Bin Fu Han Zhang Lian Lian Feifei Zhang Masanori Ito |
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Affiliation: | 1. State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, No. 1954, Huashan Road, Shanghai, 200030, China 2. Tokyo University of Marine Science and Technology, Tokyo, Japan
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Abstract: | To provide highly precise position information for the navigation of an autonomous underwater vehicle (AUV) in a large area,
we are developing a new underwater positioning system based on sensor networks. In this system, we set many standard stations
on the sea surface and use a sound global positioning system (GPS). To lower the cost of nodes and simplify signal processing,
we have proposed a new method based on sound propagation loss (SPL).This study describes a new information integration method
to solve two problems: (1) the transmission path of the sound may be blocked by some obstacle; (2) the underwater nodes may
get broken. |
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Keywords: | |
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