Design of an adaptive noise canceller for improving performance of an autonomous underwater vehicle-towed linear array
Noise radiated from an autonomous underwater vehicle (AUV) is one of the major sources of
interference that impact the acoustic performance of its towed array sensor, especially …
interference that impact the acoustic performance of its towed array sensor, especially …
Seabed characterization using acoustic communication signals on an autonomous underwater vehicle with a thin-line towed array
NP Chotiros, V Pallayil - IEEE Journal of Oceanic Engineering, 2013 - ieeexplore.ieee.org
Sediment classification was demonstrated using the self-noise of an autonomous
underwater vehicle (AUV) received on a short towed array. The adopted approach was to …
underwater vehicle (AUV) received on a short towed array. The adopted approach was to …
Ceramic and fibre optic hydrophone as sensors for lightweight arrays—A comparative study
V Pallayil - OCEANS 2017-Anchorage, 2017 - ieeexplore.ieee.org
Design and development of lightweight arrays has been a subject of intense study in recent
years. This is largely owing to the successful deployment of autonomous vehicles as …
years. This is largely owing to the successful deployment of autonomous vehicles as …
Flow noise response of a diaphragm based fibre laser hydrophone array
Flow noise is one of the factors limiting the performance of towed array systems, especially
thin-line arrays. Response of a fibre laser hydrophone array to axisymmetric boundary layer …
thin-line arrays. Response of a fibre laser hydrophone array to axisymmetric boundary layer …
Estimated flow noise levels due to a thin line digital towed array
Flow noise levels for a digital thin line towed array for normal operating speeds of an AUV
were estimated using empirical models and towing experiments. The wave number filtering …
were estimated using empirical models and towing experiments. The wave number filtering …
AUV-Based Seabed Characterisation Using a Lightweight Towed Array System
V Pallayil, NP Chotiros - Offshore Technology Conference Asia, 2016 - onepetro.org
Offshore technology operations often require knowledge about the properties of seabed and
sub-seabed to aid in their drilling operations, identifying geo-hazards and building of sub …
sub-seabed to aid in their drilling operations, identifying geo-hazards and building of sub …
[PDF][PDF] Development and Characterisation of a high performance Distributed Feedback Fibre Laser Hydrophone
UK CHANDRIKA - 2014 - core.ac.uk
Underwater operations like oil explorations, anti-submarine warfare, and coastal monitoring
often employ long arrays of acoustic sensors that run into many hundreds of meters. At …
often employ long arrays of acoustic sensors that run into many hundreds of meters. At …
[引用][C] Seabed characterization by a thin-line towed array using acoustic communication signals
NP Chotiros, V Pallayil