Envíos recientes

  • Characterization of radio propagation channel in urban vehicle to infrastructure environments to support WSNs 

    Granda, Fausto; Azpilicueta Fernández de las Heras, Leyre; Vargas Rosales, César; López Iturri, Peio; Aguirre Gallego, Erik; Astrain Escola, José Javier; Villandangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2016)   Congreso / Biltzarra
    Vehicular ad hoc Networks (VANETs) enable vehicles to communicate with each other as well as with roadside units (RSUs). Although there is a significant research effort in radio channel modelling focused in vehicle to ...
  • Analysis of bluetooth-based wireless sensor networks performance in hospital environments 

    López Iturri, Peio; Led Ramos, Santiago; Aguirre Gallego, Erik; Azpilicueta Fernández de las Heras, Leyre; Serrano Arriezu, Luis Javier; Falcone Lanas, Francisco Javier (MDPI, 2016)   Congreso / Biltzarra
    In this work, a method to analyze the performance of Bluetooth-based Wireless Sensor Networks (WSN) deployed within hospital environments is presented. Due to the complexity that this kind of scenarios exhibit in terms of ...
  • Challenges in wireless system integration as enablers for indoor context aware environments 

    López Iturri, Peio; Aguirre Gallego, Erik; Azpilicueta Fernández de las Heras, Leyre; Astrain Escola, José Javier; Villandangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2017)   Artículo / Artikulua
    The advent of fully interactive environments within Smart Cities and Smart Regions requires the use of multiple wireless systems. In the case of user-device interaction, which finds multiple applications such as Ambient ...
  • Spatial characterization of radio propagation channel in urban vehicle-to-infrastructure environments to support WSNs deployment 

    Granda, Fausto; Azpilicueta Fernández de las Heras, Leyre; Vargas Rosales, César; López Iturri, Peio; Aguirre Gallego, Erik; Astrain Escola, José Javier; Villandangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2017)   Artículo / Artikulua
    Vehicular ad hoc Networks (VANETs) enable vehicles to communicate with each other as well as with roadside units (RSUs). Although there is a significant research effort in radio channel modeling focused on vehicle-to-vehicle ...
  • Humidity sensor based on Bragg gratings developed on the end facet of an optical fiber by sputtering of one single material 

    Ascorbe Muruzabal, Joaquín; Corres Sanz , Jesús María; Arregui San Martín, Francisco Javier; Matías Maestro, Ignacio (MDPI, 2017)   Artículo / Artikulua
    The refractive index of sputtered indium oxide nanocoatings has been altered just by changing the sputtering parameters, such as pressure. These induced changes have been exploited for the generation of a grating on the ...
  • Optical fibre sensors using graphene-based materials: a review 

    Hernáez Sáenz de Zaitigui, Miguel; Ruiz Zamarreño, Carlos; Melendi Espina, Sonia; Bird, Liam; Mayes, Andrew; Arregui San Martín, Francisco Javier (MDPI, 2017)   Artículo / Artikulua
    Graphene and its derivatives have become the most explored materials since Novoselov and Geim (Nobel Prize winners for Physics in 2010) achieved its isolation in 2004. The exceptional properties of graphene have attracted ...
  • Recent developments in fiber optics humidity sensors 

    Ascorbe Muruzabal, Joaquín; Corres Sanz , Jesús María; Arregui San Martín, Francisco Javier; Matías Maestro, Ignacio (MDPI, 2017)   Artículo / Artikulua
    A wide range of applications such as health, human comfort, agriculture, food processing and storage, and electronic manufacturing, among others, require fast and accurate measurement of humidity. Sensors based on optical ...
  • Implementation and analysis of a wireless sensor network-based pet location monitoring system for domestic scenarios 

    Aguirre Gallego, Erik; López Iturri, Peio; Azpilicueta Fernández de las Heras, Leyre; Astrain Escola, José Javier; Villadangos Alonso, Jesús; Santesteban, Daniel; Falcone Lanas, Francisco Javier (MDPI, 2016)   Congreso / Biltzarra
    The flexibility of new age wireless networks and the variety of sensors to measure a high number of variables, lead to new scenarios where anything can be monitored by small electronic devices, thereby implementing Wireless ...
  • Radio characterization for ISM 2.4 GHz wireless sensor networks for judo monitoring applications 

    López Iturri, Peio; Aguirre Gallego, Erik; Azpilicueta Fernández de las Heras, Leyre; Astrain Escola, José Javier; Villadangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2014)   Artículo / Artikulua
    In this work, the characterization of the radio channel for ISM 2.4GHz Wireless Sensor Networks (WSNs) for judo applications is presented. The environments where judo activity is held are usually complex indoor scenarios ...
  • Implementation of context aware e-health environments based on social sensor networks 

    Aguirre Gallego, Erik; Led Ramos, Santiago; López Iturri, Peio; Azpilicueta Fernández de la Heras , Leyre; Serrano Arriezu, Luis Javier; Falcone Lanas, Francisco Javier (MDPI, 2016)   Artículo / Artikulua
    In this work, context aware scenarios applied to e-Health and m-Health in the framework of typical households (urban and rural) by means of deploying Social Sensors will be described. Interaction with end-users and ...
  • Evaluation of deployment challenges of wireless sensor networks at signalized intersections 

    Azpilicueta Fernández de las Heras, Leyre; López Iturri, Peio; Aguirre Gallego, Erik; Martínez Carrasco, Carlos; Astrain Escola, José Javier; Villadangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2016)   Artículo / Artikulua
    With the growing demand of Intelligent Transportation Systems (ITS) for safer and more efficient transportation, research on and development of such vehicular communication systems have increased considerably in the last ...
  • Implementation and analysis of ISM 2.4 GHz wireless sensor network systems in judo training venues 

    López Iturri, Peio; Aguirre Gallego, Erik; Azpilicueta Fernández de las Heras, Leyre; Astrain Escola, José Javier; Villadangos Alonso, Jesús; Falcone Lanas, Francisco Javier (MDPI, 2016)   Artículo / Artikulua
    In this work, the performance of ISM 2.4 GHz Wireless Sensor Networks (WSNs) deployed in judo training venues is analyzed. Judo is a very popular martial art, which is practiced by thousands of people not only at the ...
  • An easy to deploy street light control system based on wireless communication and LED technology 

    Elejoste Larrucea, Pilar; Angulo Martínez, Ignacio; Perallos Ruiz, Asier; Chertudi Ozamiz, Aitor; García Zuazola, Ignacio Julio; Moreno, Asier; Azpilicueta Fernández de las Heras, Leyre; Astrain Escola, José Javier; Falcone Lanas, Francisco Javier; Villadangos Alonso, Jesús (MDPI, 2013)   Congreso / Biltzarra
    This paper presents an intelligent streetlight management system based on LED lamps, designed to facilitate its deployment in existing facilities. The proposed approach, which is based on wireless communication technologies, ...
  • Ubiquitous connected train based on train-to-ground and intra-wagon communications capable of providing on trip customized digital services for passengers 

    Salaberria, Itziar; Perallos Ruiz, Asier; Azpilicueta Fernández de las Heras, Leyre; Falcone Lanas, Francisco Javier; Carballedo, Roberto; Angulo Martínez, Ignacio; Elejoste Larrucea, Pilar; Bahillo, Alfonso; Astrain Escola,José Javier; Villadangos Alonso, Jesús (MDPI, 2014)   Congreso / Biltzarra
    During the last years, the application of different wireless technologies has been explored in order to enable Internet connectivity from vehicles. In addition, the widespread adoption of smartphones by citizens represents ...
  • A fiber optic ammonia sensor using a universal pH indicator 

    Rodríguez Rodríguez, Adolfo Josué; Ruiz Zamarreño, Carlos; Matías Maestro, Ignacio; Arregui San Martín, Francisco Javier; Cruz, René; May Arrioja, Daniel A. (MDPI, 2014)   Artículo / Artikulua
    A universal pH indicator is used to fabricate a fiber optic ammonia sensor. The advantage of this pH indicator is that it exhibits sensitivity to ammonia over a broad wavelength range. This provides a differential response, ...
  • ECOAL project: delivering solutions for integrated monitoring of coal-related fires supported on optical fiber sensing technology 

    Ribeiro, Joana; Viveiros, Duarte; Ferreira, João; López Gil, Alexia; Domínguez López, Alejandro; Martins, Hugo F.; Pérez Herrera, Rosa Ana; López Aldaba, Aitor; Duarte, Lia; Rodrigues Pinto, Ana Margarida; Martín López, Sonia; Baierl, Hardy; Jamier, Raphael; Rougier, Sébastien; Auguste, Jean-Louis; Teodoro, Ana Cláudia; Gonçalves, José Alberto; Esteban, Óscar; Santos, José Luís; Roy, Philippe; López-Amo Sáinz, Manuel; González Herráez, Miguel; Baptista, José Manuel; Flores, Deolinda (MDPI, 2017)   Artículo / Artikulua
    The combustion of coal wastes resulting from mining is of particular environmental concern, and the importance of proper management involving real-time assessment of their status and identification of probable evolution ...
  • Modelling of PEM fuel cell performance: steady-state and dynamic experimental validation 

    San Martín Biurrun, Idoia; Ursúa Rubio, Alfredo; Sanchís Gúrpide, Pablo (MDPI, 2014)   Artículo / Artikulua
    This paper reports on the modelling of a commercial 1.2 kW proton exchange membrane fuel cell (PEMFC), based on interrelated electrical and thermal models. The electrical model proposed is based on the integration of the ...
  • Control strategies to smooth short-term power fluctuations in large photovoltaic plants using battery storage systems 

    Marcos Álvarez, Javier; Parra Laita, Íñigo de la; García Solano, Miguel; Marroyo Palomo, Luis (MDPI, 2014)   Artículo / Artikulua
    The variations in irradiance produced by changes in cloud cover can cause rapid fluctuations in the power generated by large photovoltaic (PV) plants. As the PV power share in the grid increases, such fluctuations may ...
  • Gasohol quality control for real time applications by means of a multimode interference fiber sensor 

    Rodríguez Rodríguez, Adolfo Josué; Baldovino Pantaleón, Óscar; Cruz, René; Ruiz Zamarreño, Carlos; Matías Maestro, Ignacio; May Arrioja, Daniel A. (MDPI, 2014)   Artículo / Artikulua
    In this work we demonstrate efficient quality control of a variety of gasoline and ethanol (gasohol) blends using a multimode interference (MMI) fiber sensor. The operational principle relies on the fact that the addition ...
  • Development of a low mobility IEEE 802.15.4 compliant VANET system for urban environments 

    Nazábal Urriza, Juan Antonio; Falcone Lanas, Francisco Javier; Fernández Valdivielso, Carlos; Matías Maestro, Ignacio (MDPI, 2013)   Artículo / Artikulua
    The use of Vehicular Ad-Hoc Networks (VANETs) is growing nowadays and it includes both roadside-to-vehicle communication (RVC) and inter-vehicle communication (IVC). The purpose of VANETs is to exchange useful information ...

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