Exploració per tema "Underwater acoustics"

Ara es mostren els items 21-40 de 72

    • Design of obstacle detection and avoidance system for GUANAY II AUV 

      Galarza Bogotá, Cesar Mauricio; Masmitjà Rusiñol, Ivan; Prat Tasias, Jordi; Gomáriz Castro, Spartacus (IEEE Press, 2016)
      Text en actes de congrés
      Accés obert

    • Developing an acoustic tag with bidirectional communications capabilities 

      Masmitjà Rusiñol, Ivan; Gomáriz Castro, Spartacus; Bouvet, Pierre-Jean; Aguzzi, Jacopo; Río Fernandez, Joaquín del (SARTI, 2021)
      Article
      Accés obert
      The study of marine animal behaviour is crucial to manage fsheries stocks and to understand the climate change efect on them, especially their moving patterns. In order to achieve that, diferent methods have been developed ...

    • Developing an acoustic tag with bidirectional communications capabilities 

      Masmitjà Rusiñol, Ivan; Gomáriz Castro, Spartacus; Bouvet, Pierre-Jean; Aguzzi, Jacopo; Río Fernandez, Joaquín del (2021)
      Text en actes de congrés
      Accés obert
      The study of marine animal behaviour is crucial to manage fisheries stocks and to understand the climate change effect on them, especially their moving patterns. In order to achieve that, different methods have been developed ...

    • Diseño de un gateway para modem acústico submarino y enlace GSM para boya de superficie 

      Muñoz Pereira, Guillem; Erbàs Diez, Daniel (Universitat Politècnica de Catalunya, 2022-07-05)
      Treball Final de Grau
      Accés obert
      Mitjançant els dos projectes tractats en aquest TFG es proposen dues solucions complementàries per a la comunicació subaquàtica mitjançant mòdems acústics. S' analitza en primer lloc les dificultats que comporta establir ...

    • EMODnet physics: towards an European impulsive noise register 

      Novellino, Antonio; Alba, Marco (SARTI, 2018)
      Article
      Accés obert
      EMODnet Physics, one of the European Marine Observation and Data network thematic portals, which is is currently providing access physical parameters of the oceans, has recently started working on water noise with the aim ...

    • Engineering a testbed for bidirectional acoustic tag development 

      Batet Xaus, Gerard; Masmitjà Rusiñol, Ivan; Sarriá Gandul, David; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Marine protected areas (MPAs) have been implemented to mitigate the effects of climate change and overfishing on various marine ecosystems. Nonetheless, these areas need monitoring to ensure their actual utility. Tools ...

    • Estimación de la incertidumbre asociada a la localización de objetos en el medio marino mediante técnicas acústicas 

      Garcia Benadí, Albert; Masmitjà Rusiñol, Ivan; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (2019-01-16)
      Article
      Accés obert
      El objetivo de este trabajo es la inclusión del parámetro de la incertidumbre en el cálculo del posicionamiento en el medio marino mediante el uso de dispositivos acústicos. El procedimiento que se presenta, utiliza un ...

    • Further teleoperated experiments with an underwater mobile manipulator via acoustic modem: modem characterization 

      González, J.; Echagüe Guardiola, Juan Jesús; Lunghi, Giacomo; Martí Avilés, José Vicente; Marín Prades, Raúl; Solis Jiménez, Alejandro; Pino Jarque, Andrea; Sanz Valero, Pedro José (SARTI, 2023)
      Article
      Accés obert
      In this study, we conducted preliminary experiments to characterize an acoustic sonar [1][2] for underwater communication. We carried on image transmission experiments and attempted to reduce reflections using insulating ...

    • Good practice guide for C calculation 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Sarriá Gandul, David; Sitjar Cañellas, Rafael; Río Fernandez, Joaquín del (2013)
      Comunicació de congrés
      Accés obert
      The aim of this paper is to detail the procedure to calculate the C parameter in the spreading factor. This factor is the most important because is the main reason of the pressure level fall. Calculating the C parameter ...

    • 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
      Accés obert
      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; Garcia Benadí, Albert; Almécija Pereda, Clara; González Liaño, Ignacio; Simoes Fernández, Cristian; Río Fernandez, Joaquín del; Torres López, Silvia (SARTI, 2018)
      Article
      Accés obert
      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.

    • Impacte acústic submarí ocasionat pel tren a la costa del Garraf 

      Pitarch Claramunt, Xavier (Universitat Politècnica de Catalunya, 2023-10-17)
      Treball Final de Grau
      Accés obert
      L'acústica marina ha passat a ser un dels temes més rellevant avui en dia, degut també, al gran desenvolupament tecnològic que s'ha dut a terme, que permeten la captació de dades i, per tant, conèixer la importància ...

    • Listening to the Deep: Live monitoring of ocean noise and cetacean acoustic signals 

      André, Michel; Van der Schaar, Mike Connor Roger Malcolm; Zaugg, Serge Alain; Houégnigan, Ludwig; Sánchez, A.M.; Castell, Joan (2011)
      Article
      Accés obert
      The development and broad use of passive acoustic monitoring techniques have the potential to help assessing the large-scale influence of artificial noise on marine organisms and ecosystems. Deep-sea observatories have ...

    • Long baseline (LBL) positioning system for the crawler tele-operated underwater vehicle in OBSEA observatory 

      Idiondo Molina, Ainhoa; Toma, Daniel (SARTI, 2023)
      Article
      Accés obert

    • Marine invertebrates and sound 

      Solé Carbonell, Marta; André, Michel (Frontiers Media SA, 2023-08-21)
      Llibre
      Accés obert

    • Marine mammal acoustic detections in the Greenland and Barents Sea, 2013 – 2014 seasons 

      Vreese, Steffen de; Van der Schaar, Mike Connor Roger Malcolm; Weissenberger, Jürgen; Erbs, Florence Amandine; Kosecka, Monika; Solé Carbonell, Marta; André, Michel (Nature, 2018-12-01)
      Article
      Accés obert
      While the Greenland and Barents Seas are known habitats for several cetacean and pinniped species there is a lack of long-term monitoring data in this rapidly changing environment. Moreover, little is known of the ambient ...

    • Marine plants and sound 

      Solé Carbonell, Marta; André, Michel (Springer, 2023-06-10)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Plants have been considered passive, static, and immutable organisms for a long time, but research shows that plants can perceive their environment and respond to stimuli by modifying their growth and development. Plants ...

    • Measurement of the atmospheric nu (mu) energy spectrum from 100 GeV to 200 TeV with the ANTARES telescope 

      Adrian Martinez, Silvia; Albert, Andreas; Al Samarai, Imen; André, Michel (2013-10)
      Article
      Accés restringit per política de l'editorial
      Atmospheric neutrinos are produced during cascades initiated by the interaction of primary cosmic rays with air nuclei. In this paper, a measurement of the atmospheric νμ + ¯νμ energy spectrum in the energy range 0.1–200 ...

    • Metadata-driven universal real-time ocean sound measurement architecture 

      Martínez Padró, Enoc; Garcia Benadí, Albert; Toma, Daniel; Delory, Eric; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2021-02-11)
      Article
      Accés obert
      Underwater sound in the oceans has been significantly rising in the past decades due to an increase in human activities, adversely affecting the marine environment. In order to assess and limit the impact of underwater ...

    • Methodologies and technologies for real-time monitoring and tracking of underwater species 

      Batet Xaus, Gerard (2023-05-18)
      Altres
      Accés obert