Results 41 to 50 of about 32,801 (229)

Swath sonar multibeam SeaBeam-1050 bathymetry during ACTIV cruise Activ_2014/Skjoldungesund with links to raw data files of bathymetry

open access: yes, 2016
Data acquisition was performed by using a multibeam sonar system ELAC SeaBeam 1050. Raw data are delivered within ELAC current multibeam vendor format. ELAC raw data can be processed e.g.
Reimer Wilhelm Weinrebe (7971302)   +3 more
core   +1 more source

AUV Navigation Correction Based on Automated Multibeam Tile Matching

open access: yesSensors, 2022
Ocean science and hydroacoustic seafloor mapping rely on accurate navigation underwater. By exploiting terrain information provided by a multibeam echosounder system, it is possible to significantly improve map quality. This article presents an algorithm
Jochen Mohrmann, Jens Greinert
doaj   +1 more source

Scanning Parametric Sediment Echosounder as Tool for Underwater Archaeological Prospection

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Underwater cultural heritage 3D prospection techniques, especially for remains that are partly buried in the ground, are only very rarely available and often can only be applied with considerable technical effort. To overcome this limitation, we evaluate a methodological adaption of widely used and available single channel parametric sediment ...
Dennis Wilken   +5 more
wiley   +1 more source

3x3 Multibeam Network for a Triangular Array of Three Radiating Elements [PDF]

open access: yes, 2011
A multibeam antenna study based on Butler network will be undertaken in this document. These antenna designs combines phase shift systems with multibeam networks to optimize multiple channel systems.
Novo Garcia, A.   +3 more
core  

Swath sonar multibeam SeaBeam-1050 bathymetry during ACTIV cruise Activ_2014/Timmiarmiut with links to raw data files of bathymetry

open access: yes, 2016
Data acquisition was performed by using a multibeam sonar system ELAC SeaBeam 1050. Raw data are delivered within ELAC current multibeam vendor format. ELAC raw data can be processed e.g.
Reimer Wilhelm Weinrebe (7971302)   +3 more
core   +1 more source

Multibeam bathymetry raw data (Kongsberg EM 122 entire dataset) of RV SONNE during cruise SO246

open access: yes, 2021
Multibeam data were collected during RV Sonne cruise SO246 (2016-02-01 – 2016-03-21). Multibeam sonar system was Kongsberg EM122. Data are unprocessed and may contain outliers and blunders and should not be used for grid calculations and charting ...
Dorschel, Boris   +4 more
core   +1 more source

Dumpsite Seabed Characterization of the San Pedro Basin, CA, From Autonomous Vehicle Observations

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT A wide‐area seabed survey was conducted using autonomous underwater vehicles (AUVs) in a known dumpsite off the coast of Southern California that has been found to have widespread sediment contamination from the chemical dichlorodiphenyltrichloroethane (DDT).
Ryan A. McCarthy   +4 more
wiley   +1 more source

Multibeam bathymetric survey defines coelacanth habitat [PDF]

open access: yes, 2002
Marine GeoSolutions (Pty) Ltd was contracted by the National Research Foundation (NRF) of South Africa to undertake a multibeam bathymetric survey of the northern KwaZulu-Natal submarine canyon system to define potential coelacanth habitats for the SA ...
Miller, Warwick R., Ramsay, Peter J.
core  

Digital Twin‐Based Optimization of Service Availability in LEO Mega Constellations Considering Handover Delays in Open RAN

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT As non‐terrestrial networks (NTNs) become integral to future 6G systems, ensuring seamless connectivity and service continuity over low Earth orbit (LEO) satellite constellations is essential. This work investigates the impact of open radio access network (RAN) functional splits on handover performance in NTNs, focusing on minimizing service ...
Siva Satya Sri Ganesh Seeram   +3 more
wiley   +1 more source

Gridded bathymetry from swath sonar multibeam EM122 during METEOR cruise M116/1

open access: yes, 2016
Data acquisition was performed by using a multibeam sonar system Simrad EM122 from Kongsberg. Raw data are delivered within Simrad current multibeam *.all format and processed with QPS Fledermaus.
Augustin, Nico, Nico Augustin (6964541)
core   +1 more source

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