Exploració per autor "Toma, Daniel"
Ara es mostren els items 21-40 de 136
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Automatic marine sensors services discovery on IP networks
Toma, Daniel; Río Fernandez, Joaquín del; O'Reilly, Thomas C.; Manuel Lázaro, Antonio (2013)
Text en actes de congrés
Accés obertNowadays, 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 ... -
Automatic system for 3D photogrammetry of small artificial biotopes using the crawler remote operating vehicle at OBSEA observatory
Oliver de Urmeneta, Meishan; Toma, Daniel (SARTI, 2023)
Article
Accés obertNowadays, the need to save the sea is getting more recognized, which is why marine technologies are so important. These can perform different functions complicated by people or help in science studies. 3D photogrammetry ... -
Buoy controller and communication with obsea
Artero, Carla; Nogueras Cervera, Marc; Río Fernandez, Joaquín del; Toma, Daniel; Molino Minero, Erik; Sarriá Gandul, David; Viñolo, Carlos; Manuel Lázaro, Antonio (SARTI, 2011)
Article
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Calibrating the movement of an underwater crawler using pulse width modulation (PWM)
Falahzadehabarghouee, Ahmad; Toma, Daniel; Le Bris, Marie; Martínez Padró, Enoc; Carandell Widmer, Matias; Nogueras Cervera, Marc; Aguzzi, Jacopo; Río Fernandez, Joaquín del (SARTI, 2023)
Article
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COBS time synchronization for data adcquisition
Pallarés, Oriol; Cadena Muñoz, Francisco Javier; Toma, Daniel (SARTI Technological Development Centre of Remote Acquisition and Data processing Systems, 2012)
Article
Accés obertThis 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 ... -
Consumption evaluation of a relaxation oscillator as a control sampling circuit for fast-tracking FOCV-MPPT circuits in wave energy converters
Carandell Widmer, Matias; Toma, Daniel; Holmes, Andrew S.; Martínez Padró, Enoc; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (SARTI, 2023)
Article
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Contribution to COBS synchronization with PTP IEEE std. 1588
Pallarés Valls, Oriol; Cadena Muñoz, Francisco Javier; Carreras Pons, Normandino; Toma, Daniel; Río Fernandez, Joaquín del (2013)
Text en actes de congrés
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Contributions to the pendulum-type wave energy converter system for oceanic drifter applications
Carandell Widmer, Matias; Toma, Daniel; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (2021)
Text en actes de congrés
Accés obertLagrangian Drifters are autonomous floating passive devices that provide oceanographic surface data. They are low-cost, versatile and easy-deployable marine instrumentation used in climate research. One of the main challenges ... -
Data acquisition system development for EGIM on EMSODEV EU Project
García Sánchez, Óscar; Dañobeitia, Juan José; Sorribas Cervantes, Jordi; Casas Muñoz, Raquel; Piera Fernández, Jaume; Bartolomé de la Peña, Rafael; Bardají Benach, Raúl; Río Fernandez, Joaquín del; Cadena Muñoz, Francisco Javier; Toma, Daniel; Bghiel, Ikram; Martínez Padró, Enoc; Nogueras Cervera, Marc (SARTI, 2016)
Comunicació de congrés
Accés obertThe EMSODEV1 (European Multidisciplinary Seafloor and water-‐ column Observatory DEVelopment) is a UE project whose general objective is to set up the full implementation and operation of the EMSO distributed Research ... -
Data acquisition system development for EGIM on EMSODEV EU Project
García Sánchez, Óscar; Dañobeita Canales, Juan José; Sorribas Cervantes, Jordi; Casas Muñoz, Raquel; Piera, Jaume; Bartolomé de la Peña, Rafael; Bardají Benach, Raúl; Río Fernandez, Joaquín del; Cadena Muñoz, Francisco Javier; Toma, Daniel; Bghiel, Ikram; Martínez Padró, Enoc; Nogueras Cervera, Marc (2016)
Text en actes de congrés
Accés obertThe EMSODEV1 (European Multidisciplinary Seafloor and water-- column Observatory DEVelopment) is a UE project whose general objective is to set up the full implementation and operation of the EMSO distributed Research ... -
Data acquisition system for volcano monitoring with real-time transmission, low cost and low power consumption
Moure, David; Torres, Pedro Antonio; Toma, Daniel; Río Fernandez, Joaquín del; Mànuel, Antoni (2016)
Comunicació de congrés
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Design and development of a kinetic energy harvester device for oceanic drifter applications
Carandell Widmer, Matias; Toma, Daniel; Carbonell Ventura, Montserrat; Gasulla Forner, Manuel; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertA novel electronic energy harvester (EH) has been developed for oceanic undrogued drifter applications. First, spherical body motion simulation has been performed at sea environment in Orcaflex. Results help to understand ... -
Design and testing of a kinetic energy harvester embedded into an oceanic drifter
Carandell Widmer, Matias; Toma, Daniel; Carbonell Ventura, Montserrat; Río Fernandez, Joaquín del; Gasulla Forner, Manuel (2020-02-28)
Article
Accés obertA novel Kinetic Energy Harvester (KEH) has been developed for powering oceanic undrogued drifters. It consists on a double pendulum system capable of transforming the wave oscillations into rotation on a flywheel. This ... -
Design of a smart and wireless seismometer for volcanology monitoring
Carreras Pons, Normandino; Moure, David; Gomáriz Castro, Spartacus; Toma, Daniel; Manuel Lázaro, Antonio; Ortiz, Ramón (2016-11-05)
Article
Accés obertIn this paper we present low-power seismic acquisition equipment for long-range telemetry, developed as a compact system for easy transportation. This acquisition system has been developed to detect the seismic activity ... -
Developing a new generation of passive acoustics sensors for ocean observing systems
Delory, Eric; Toma, Daniel; Río Fernandez, Joaquín del; Ruíz, P.; Corradino, Luigi; Brault, Patrice; Fiquet, Frédéric (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe objective of the NeXOS project is to develop cost-effective, innovative, and compact multifunctional sensor systems in ocean optics, ocean passive acoustics and for an Ecosystem Approach to Fisheries (EAF), which ... -
Effect of the sampling parameters in FOCV-MPPT circuits for fast-varying EH sources
Carandell Widmer, Matias; Holmes, Andrew S.; Toma, Daniel; Río Fernandez, Joaquín del; Gasulla Forner, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2022-10-20)
Article
Accés restringit per política de l'editorialThe fractional open circuit voltage (FOCV) method is extensively used in low-power energy harvesting (EH) sources to extract maximum power. For fast-varying EH sources a fast sampling rate is required. This work theoretically ... -
Electromagnetic rolling mass wave energy harvester for oceanic drifter applications
Carandell Widmer, Matias; Tichy, Jiri; Smilek, Jan; Toma, Daniel; Gasulla Forner, Manuel; Río Fernandez, Joaquín del; Hadas, Zdenek (Springer, 2022-03-05)
Article
Accés obertOcean monitoring requirements have fomented the evolution of sensor platforms such as Lagrangian drifters, whose autonomy is a critical factor in the design process. Energy Harvesting (EH) has proven to be a sound option ... -
Energy-efficient communication protocol in linear wireless sensor networks
Toma, Daniel; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (SARTI Technological Development Centre of Remote Acquisition and Data processing Systems, 2012)
Article
Accés obertWireless sensor networks (WSNs) have been widely recognized as a promising technology that can enhance various aspects of structure monitoring and border surveillance. Typical applications, such as sensors embedded in ... -
Enhancing marine ecosystem monitoring through the integration of pop-up buoys with wireless communication an satellite connectivity
Carandell Widmer, Matias; Nogueras Cervera, Marc; Hernández Uptegrove, Steve; Toma, Daniel; Martínez Padró, Enoc; Río Fernandez, Joaquín del (SARTI, 2023)
Article
Accés obertUpgrading underwater communication capabilities for seafloor monitoring: The PLOME project’s innovative pop-up buoy concept for near-real-time data collection and transmission. -
Evaluation of IEEE1588 applied to synchronized acquisition in marine sensor networks (MSN)
Río Fernandez, Joaquín del; Toma, Daniel; Manuel Lázaro, Antonio; Ramos, Helena (2009)
Text en actes de congrés
Accés restringit per política de l'editorialMarine Sensor Networks (MSN) and ocean observatories are complex data acquisition systems where in many cases, synchronized acquisition is needed between the different networked nodes. In the development of OBSEA project, ...