Exploració per autor "Río Fernandez, Joaquín del"Més informacióMés informació

Ara es mostren els items 332-351 de 479

    • Performance of WAVY ocean Lagrangian drifters for surface characterization of ocean dynamic structures 

      Toma, Daniel; Carandell Widmer, Matias; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2022-10-05)
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      Low-cost drifters can measure ocean surface waves thanks to global navigation satellite systems (GNSSs) and new motion-sensor packages. Drifting along or across current gradients allows for unique in-situ wave–current ...

    • Piezoelectric energy harvesting system for volcanic seismic acquisition equipment 

      Carreras Pons, Normandino; Toma, Daniel; Gomáriz Castro, Spartacus; Miquel Masalles, Jaume; Carbonell Ventura, Montserrat; Vidal Tomás, Jorge; Río Fernandez, Joaquín del (SARTI, 2015)
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      In this paper it is presented a volcanic seismic acquisition equipment that has been developed together with an energy harvesting system, based on piezoelectrics elements, in order to work in autonomous conditions. The ...

    • Piezoelectric energy harvesting system for volcanic seismic acquisition equipment 

      Carreras Pons, Normandino; Toma, Daniel; Gomáriz Castro, Spartacus; Carbonell Ventura, Montserrat; Vidal Morató, Jordi; Río Fernandez, Joaquín del (2015)
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      –In this paper it is presented a volcanic seismic acquisition equipment that has been developed together with an energy harvesting system, based on piezoelectric elements, in order to work in autonomous conditions. ...

    • Pilot acoustic tracking study on adult spiny lobsters (Palinurus mauritanicus) and spider crabs (Maja squinado) within an artificial reef 

      Rotllant Estelrich, Guiomar; Aguzzi, Jacopo; Sarriá Gandul, David; Gisbert Casas, Enric; Sbragaglia, Valerio; Río Fernandez, Joaquín del; Simeó, Carles G.; Manuel Lázaro, Antonio; Molino, Erik; Costa, Corrado; Sardà Amills, Francesc (2015-01)
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      Artificial reef areas can be used for management and conservation of commercially exploited crustacean decapods but their behaviour in these environments is poorly characterised. Acoustic tags were used to study the behaviour ...

    • Potencial applications of automated video-image analysis in the pelagic and demersal environment including the deep-sea 

      Aguzzi, Jacopo; Costa, Corrado; Menesatti, Paolo; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del; García, J.A.; Fujiwara, Yoshihiro; Iwase, Ryoichi (2009)
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    • Potential applications of automated video-image analysis in the pelagic and demersal environtment including the deep-sea 

      Aguzzi, Jacopo; Costa, Corrado; Menesatti, Paolo; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-04-26)
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    • Potential applications of automated video-image analysis in the pelagic and demersal environtment including the deep-sea 

      Aguzzi, Jacopo; Costa, Corrado; Menesatti, Paolo; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del; García, J.A.; Fujiwara, Yoshihiro; Iwase, Ryoichi (2009-11-01)
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    • Power consumption evaluation for an awac and a gsm modem installed on the sarti buoy 

      Artero Delgado, Carola; Nogueras Cervera, Marc; Molino Minero, Erik; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (SARTI, 2010)
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    • Power consumption evaluation for an AWAC and a GSM modem installed on the SARTO buoy 

      Artero Delgado, Carola; Nogueras Cervera, Marc; Molino Minero, Erik; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2010-12-01)
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      This paper describes a procedure for measuring the combined electrical power consumption of an AWAC and a GSM modem. The purpose is to calculate the number of batteries and power required to provide and autonomy of 45 ...

    • Power system of the Guanay II AUV 

      Masmitjà Rusiñol, Ivan; González Agudelo, Julián; Masmitjà Rusiñol, Gerard; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (2015-02-10)
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      Guanay II is an autonomous underwater vehicle (AUV) designed to perform measurements in a water column. In this paper the aspects of the vehicle’s power system are presented with particular ...

    • Precision timing in ocean sensor systems 

      Río Fernandez, Joaquín del; Toma, Daniel; Shariat Panahi, Shahram; Manuel Lázaro, Antonio; Geirinhas Ramos, Helena María (2011-12-16)
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      This paper discusses the use of the IEEE 1588 standard in ocean observatories. The performance result of prototype implementations of this standard in an Ethernet Marine Sensor Network (MSN) is presented. The performance ...

    • Precision timing in TDMA - based Wireless Sensor Network through IEEE 1588 standard 

      Toma, Daniel; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio; Gomáriz Castro, Spartacus; Carreras Pons, Normandino (2013)
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      This paper proposes an energy-efficient time synchronization scheme for Wireless Sensor Networks(WSNs) based on the IEEE 1588 standard. Although a number of methods have been studied for time synchronization of WSNs, some ...

    • Precision timing in TDMA-based Wireless Sensor Network through IEEE 1588 standard 

      Toma, Daniel; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (SARTI, 2013)
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    • Preliminary OBSEA mooring design 

      Arbós, Alejandro; Nogueras Cervera, Marc; Río Fernandez, Joaquín del (2010-12-01)
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      The Obsea Cabled Observatory (www.obsea.es) is going to be expanded with new sea surface sensors such a meteorological station and a video camera. These new sensors are going to be installed in a surface buoy with ...

    • Preliminary obsea mooring design 

      Arbós, Alejandro; Nogueras Cervera, Marc; Río Fernandez, Joaquín del (SARTI, 2010)
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    • Preliminary OFDM based acoustic communication for underwater sensor networks synchronization 

      Pallarés Valls, Oriol; Sarriá Gandul, David; Viñolo Monzoncillo, Carlos; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2013)
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      This work presents a first approach to wireless underwater sensor networks UWSN time synchronization, using OFDM (Orthogonal Frequency Division Multiplexing) acoustic communication and time reference served by a ...

    • Preliminary results of the OBSEA citizen science project 

      Bghiel, Ikram; Río Fernandez, Joaquín del; Hidalgo Castro, Alberto; Toma, Daniel; Mànuel, Antoni (SARTI, 2013)
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    • Preliminary results of the OBSEA Citizen Science project 

      Bghiel, Ikram; Río Fernandez, Joaquín del; Hidalgo Castro, Alberto; Toma, Daniel; Manuel Lázaro, Antonio; Aguzzi, Jacopo (2013)
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      In this paper, the Citizen Science experience with the OBSEA costal-cabled video observatory, deployed in western Mediterranean [1] is presented. A local biodiversity survey is being conducted by citizens as generic ...

    • Preliminary studies of moored power cables 

      Arbós, Alejandro; Prat Farran, Joana d'Arc; Río Fernandez, Joaquín del; Sales Casals, Lluís Ramon (2010-12-01)
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      New green energy sources deployed at sea, in mobile platforms, will use power cables in order to transport the energy generated at sea surface to the bottom. Theses power cables will be exposed to the dynamic behaviour ...

    • Preliminary study of moored power cables 

      Arbós, Alejandro; Prat Farran, Joana d'Arc; Río Fernandez, Joaquín del; Sales, Lluis R. (SARTI, 2010)
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