Now showing items 1-17 of 17

    • Balance de incertidumbres en la calibración "in situ" de un hidrófono 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (2013)
      Conference lecture
      Open Access
      El objetivo de este artículo es poner en relieve la posibilidad de la calibración de los hidrófonos en su medio. Con esta finalidad se detallaran los parámetros a tener en cuenta, se propondrán sistemáticas de obtención ...
    • Calibration process of geophones 

      Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio; González Agudelo, Julián (Institute of Electrical and Electronics Engineers, 2011)
      Conference report
      Restricted access - publisher's policy
      The purpose of this article is to detail the process of characterization of an geophone in order to obtain the associated uncertainty and its sensitivity.
    • Conditioning systems for acoustic communication transducers 

      Haider, Zeeshan (Universitat Politècnica de Catalunya, 2015-01-28)
      Bachelor thesis
      Restricted access - author's decision
      The SARTI group investigator, Oriol Pallares is preparing his thesis called “Sincronización en redes de communicación acusticas submarinas”, where he will test charge and power amplifiers for acoustic communication in UPC ...
    • Empirical acoustic attenuation of the seawater 

      Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Vanderschaar, Mike; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2013)
      Conference report
      Open Access
      This study aims to estimate a model for the underwater acoustic environment in a Mediterranean area and to compare the model with existing other models of the sound attenuation in the zone of interest. The contribution ...
    • Estudio del acoplamiento de un sismómetro de fondo en una capa de sedimento saturada 

      Alcalá Vida, Jose Luis (Universitat Politècnica de Catalunya, 2007-06-29)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Sarti, Centro Tecnológico de Vilanova i la Geltrú
      El objetivo de este proyecto es realizar un estudio sobre el acople de un sismómetro de fondo en una capa de sedimento saturada. Para ello se ha realizado la búsqueda de información que hacía referencia a este tema. En ...
    • Geophone calibration procedure for ocean bottom seismometers (OBS) 

      Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio (2010-12-01)
      Article
      Open Access
      This is a new calibration procedure for geophones using the expanded uncertainly [1] [2] of null-correction created in our laboratories.
    • Good Practice Guide for calibrating a hydrophone "in situ" 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2013)
      Conference report
      Open Access
      The aim of this paper is to provide the basis for the calibration of a hydrophone "in situ", thus assigning a value of uncertainty, which may be high, but according to requirements may be sufficient.
    • Good practice guide for calibrating a hydrophone "in situ" with a non-omnidirectional source at 10 kHz (26-34) 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (2015-02-13)
      Article
      Open Access
      The aim of this paper is to provide the basis for the calibration of a hydrophone
    • Hydrophone installation in the Raia Ocean-Meteorological Observatory Net 

      Álvarez, Pablo; García, Albert; Almécija, Clara; González, Ignacio; Simoes, Cristian; Río Fernandez, Joaquín del; Torres, Silvia (SARTI, 2018)
      Article
      Open Access
      An Iclisten hydrophone has been installed in a metocean platform of RAIA Obervatory, as part of the MarRisk project, and data are being uploaded to EMODnet web portal.
    • Initial study of the background noise level variation at the shore Mediterranean sea 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Roset Juan, Francesc Xavier; Río Fernandez, Joaquín del (2015)
      Conference report
      Open Access
      The aim of the paper is shows the variation of the background noise level located in the shore Mediterranean Sea using the data acquired by the OBSEA’s hydrophone during a period of time of 4 months, from April 2015 to June 2015
    • Monitoring species in artificial reefs using acoustic communications 

      Sbragaglia, Valerio; Sarriá Gandul, David; Molino Minero, Erik; Manuel Lázaro, Antonio; Garcia Benadí, Albert; Rotllant Estelrich, Guiomar; Gisbert Casas, Enric; Sardà Amills, Francesc; Aguzzi, Jacopo (2011)
      Conference report
      Open Access
      The purpose of this work is to study and evaluate the limitations of using acoustic communications in the vicinity of artificial reefs. By placing hydrophones and transmitters in different strategic locations we have ...
    • Monitoring species using acoustic communications 

      Sarriá Gandul, David; Molino Minero, Erik; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio; Sardà Amills, Francesc; Aguzzi, Jacopo; Rotllant Estelrich, Guiomar (Institute of Electrical and Electronics Engineers, 2011)
      Conference report
      Restricted access - publisher's policy
      On this paper a description of a monitoring system for marine speciesbased on acoustic hydrophones and transmitters is presented. The main purpose of the work is to test the performance of these instruments working in ...
    • NeXOS, developing and evaluating a new generation of in-situ ocean observation systems 

      Pearlman, Jay S; Pearlman, Françoise; Ferdinand, Oliver; Zielinski, O.; Delory, Eric; Memè, Simone; Hareide, Nils Roar; Kvalsund, Karsten; Río Fernandez, Joaquín del; Toma, Daniel; Rolin, Jean-François; Woerther, Patrice; Golmen, Lars; Reggiani, Emanuele; Haeffner, Allison; Waldmann, Christoph (2017)
      Conference report
      Restricted access - author's decision
      Many changes are occurring in the physical, chemistry and biology processes of the ocean. Understanding how these changes are driven is an element of the key environmental descriptors identified by the European Marine ...
    • Procesado de datos acústicos submarinos en el observatorio OBSEA 

      Ramos García, Elton Darío (Universitat Politècnica de Catalunya, 2015-02-02)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      La investigación marina requiere cada día más información medioambiental, con mejores resoluciones temporales y series más largas. Los métodos tradicionales no son adecuados por ecosistemas marinos con dinámicas muy ...
    • Proceso de calibración de un equipo submarino de detección sísmica 

      Garcia Benadí, Albert; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del (2009)
      Conference report
      Open Access
      Se presenta el proceso de calibración diseñado para el geófono, las contribuciones al estudio del cálculo de incertidumbres así como los resultados allados en el mismo proceso de calibración.
    • Species habits observation using acoustic techniques 

      Sarriá Gandul, David; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del; Molino Minero, Erik; Sardà, Francesc; Aguzzi, Jacopo; Rotllant Estelrich, Guiomar (2010-12-01)
      Article
      Open Access
    • The Unit control of an acquisition system for ocean bottom seismometer (OBS) 

      Carreras Pons, Normandino; Roset Juan, Francesc Xavier; Shariat Panahi, Shahram; Artero Delgado, Carola; Manuel Lázaro, Antonio; Owen, Tim; Antonijuan Rull, Josefina (IEEE, 2012)
      Conference report
      Restricted access - publisher's policy
      In this paper we talk about an acquisition system for seismic data. The Ocean Bottom Seismometer (OBS) is equipment designed to obtain the seismic marine data from the seabed. The main part of this paper is based in an ...