Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones

When a vertical array of hydrophones is used to determine the location of a submerged acoustic source in the ocean, performance is limited by the quality of the data, especially when there is interference from ambient noise and other sources or when there are uncertainties in the parameters of the e...

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Main Author: Michael D. Collins
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8735664/
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author Michael D. Collins
author_facet Michael D. Collins
author_sort Michael D. Collins
collection DOAJ
description When a vertical array of hydrophones is used to determine the location of a submerged acoustic source in the ocean, performance is limited by the quality of the data, especially when there is interference from ambient noise and other sources or when there are uncertainties in the parameters of the environment. High-quality data may be obtained by anchoring a vertical array on the seafloor, but this time-consuming approach does not allow frequent deployments and mobility. By using motion compensation to eliminate the vertical motion of an array that is deployed from a surface platform, it may be possible to obtain high-quality data with a rapidly deployable system. Other applications that could benefit from this capability include the geoacoustic inverse problem of estimating the parameters of the sediment and studying the effects of horizontal diffraction and horizontal multi-paths for global-scale problems.
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spelling doaj.art-53af62e715ea47e9a3f23a26a4ca26982022-12-21T17:25:50ZengIEEEIEEE Access2169-35362019-01-017794337943710.1109/ACCESS.2019.29225358735664Applications of a Motion Compensation Stabilized Vertical Array of HydrophonesMichael D. Collins0https://orcid.org/0000-0003-0516-1033Naval Research Laboratory, Washington, DC, USAWhen a vertical array of hydrophones is used to determine the location of a submerged acoustic source in the ocean, performance is limited by the quality of the data, especially when there is interference from ambient noise and other sources or when there are uncertainties in the parameters of the environment. High-quality data may be obtained by anchoring a vertical array on the seafloor, but this time-consuming approach does not allow frequent deployments and mobility. By using motion compensation to eliminate the vertical motion of an array that is deployed from a surface platform, it may be possible to obtain high-quality data with a rapidly deployable system. Other applications that could benefit from this capability include the geoacoustic inverse problem of estimating the parameters of the sediment and studying the effects of horizontal diffraction and horizontal multi-paths for global-scale problems.https://ieeexplore.ieee.org/document/8735664/Ocean acousticshydrophonesvertical arraysmotion compensationactive heave compensationsignal processing
spellingShingle Michael D. Collins
Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
IEEE Access
Ocean acoustics
hydrophones
vertical arrays
motion compensation
active heave compensation
signal processing
title Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
title_full Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
title_fullStr Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
title_full_unstemmed Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
title_short Applications of a Motion Compensation Stabilized Vertical Array of Hydrophones
title_sort applications of a motion compensation stabilized vertical array of hydrophones
topic Ocean acoustics
hydrophones
vertical arrays
motion compensation
active heave compensation
signal processing
url https://ieeexplore.ieee.org/document/8735664/
work_keys_str_mv AT michaeldcollins applicationsofamotioncompensationstabilizedverticalarrayofhydrophones