Browsing by Author "Toma, Daniel"
Now showing items 1-20 of 114
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A nonlinear kinetic energy harvester for light suface ocean drifters
(SARTI, 2018)
Article
Open AccessA nonlinear kinetic energy harvester for ocean drifter devices is presented. The design contains a gyroscopic wave energy harvesting system, capable of generating power from the wave-induced translational and rotational ... -
A sensor web architecture for integrating smart oceanographic sensors into the semantic sensor web
(2018-10)
Article
Open AccessEffective ocean and coastal data management are needed to manage marine ecosystem health. Past ocean and coastal data management systems were often very specific to a particular application and region, but this focused ... -
A Sensor web architecture for sharing oceanographic sensor data
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Restricted access - publisher's policyThis paper introduces the Sensor Web architecture of the NeXOS project as example how interoperable standards help, to facilitate the creation of an infrastructure for sharing oceanographic observation data and the ... -
Accuracy and precision studies for range-only underwater target tracking in shallow waters
(2017)
Conference report
Open AccessThis paper studies the precision, and the accuracy, of an underwater target tracking system, using range-only and single-beacon methods, in shallow waters environments. For this study, different field tests have been ... -
Acquisition system for the “EMSO Generic Instrument Module” (EGIM) and analysis of the first data obtained during its deployement at OBSEA (Spain)
(European Geosciences Union (EGU), 2017)
Conference report
Open AccessThe EMSODEV project (EMSO implementation and operation: DEVelopment of instrument module) is an Horizon-2020 UE project whose overall objective is the operation of eleven sea¿oor observatories and four test sites. These ... -
Advancing the interoperability of ocean sensors. Workshop demostration at ocean innovation 2008 congress
(2008-12-01)
Article
Open AccessThe aim of this project is to implement a smart sensor worldwide network based on IEEE 1451 family of standards which can provide multiple interoperable clients to access geospatial and sensor data for national local ... -
Advancing the interoperability of ocean sensors. Workshop demostration at ocean innovation 2008 congress.
(SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2009-02-19T16:38:14Z)
Article
Open Access -
An embedded passive acoustic device for realtime hydroacoustic surveys
(2017)
Conference report
Open AccessIn this paper, we provide a comprehensive description of cost-efficient, innovative and interoperable ocean passive acoustics sensors systems, developed within the European FP7 project NeXOS (Next generation Low-Cost ... -
An impacting energy harvester through piezoelectric device for velocity water flow
(SARTI, 2013)
Conference lecture
Open Access -
An integrated biogeochemistry observation system at Besòs estuary
(2021)
Conference report
Open AccessEstuaries are coastal indentations where freshwater mixes with seawater (Pritchard 1967), and are found everywhere in the world. Moreover, the estuarine ecosystems are usually characterized by high biological productivity ... -
An interoperable architecture for in situ ocean noise monitoring
(2021)
Conference report
Open AccessAnthropogenic noise in the oceans has been significantly raising in the past decades due to an increment of human activities, adversely affecting the marine habitat. In order to assess and limit this impact, the long -term ... -
An ocean kinetic energy converter for low-power applications using piezoelectric disk elements
(2013-09-30)
Article
Restricted access - publisher's policyThe main problem facing long-term electronic system deployments in the sea, is to find a feasible way to supply them with the power they require. Harvesting mechanical energy from the ocean wave oscillations and converting ... -
Applying OGC sensor web enablement to ocean observing systems
(2016)
Conference report
Open AccessThe complexity of marine installations for ocean observing systems has grown significantly in recent years. In a network consisting of tens, hundreds or thousands of marine instruments, manual configuration and integration ... -
Applying sensor web technology to marine sensor data
(2015)
Conference report
Open Access -
Automated data quality assurance using OGC sensor web enablement frameworks for marine observatories
(2014)
Conference lecture
Open Access -
Automatic fish counting from underwater video images: performance estimation and evaluation
(2016)
Conference report
Open AccessCabled observatories offer new opportunities to monitor species abundances at frequencies and durations never attained before. When nodes bear cameras, these may be transformed into the first sensor capable of quantifying ... -
Automatic fish counting from underwater video images: performance estimation and evaluation
(SARTI, 2016)
Conference lecture
Open AccessCabled observatories offer new opportunities to monitor species abundances at frequencies and durations never attained before. When nodes bear cameras, these may be transformed into the first sensor capable of quantifying ... -
Automatic marine sensors services discovery on IP networks
(2013)
Conference report
Open AccessNowadays, the studies of episodic processes in the ocean is manly done through the innovative facilities called ocean observatories which provide unprecedented amounts of power and two-way bandwidth to access and control ... -
Buoy controller and communication with obsea
(SARTI, 2011)
Article
Open Access -
COBS time synchronization for data adcquisition
(SARTI Technological Development Centre of Remote Acquisition and Data processing Systems, 2012)
Article
Open AccessThis work presents a solution to seismometer synchronization with GPS time stamping, in zones without signal, such as the seafloor. Due to the needing of acquire with precision the time when seismological events occur, in ...
