Ara mostrant els elements 1-20 de 20

    • A Heterogeneous Layer-Based Trustworthiness Model for Long Backhaul NVIS Challenging Networks and an IoT Telemetry Service for Antarctica 

      Mallorquí Campà, Adrià; Zaballos Diego, Agustín (Sensors, 2021, 21 (10), 2021-05)
      Antarctica is a key location for many research fields. The lack of telecommunication systemsthat interconnect remote base camps hardens the possibility of building synergies among differentpolar research ...
    • Advances in Antenna Technology for Wireless Handheld Devices 

      Anguera Pros, Jaume; Andújar Linares, Aurora; Huynh, Minh-Chau; Orlenius, Charlie; Picher, Cristina; Puente Baliarda, Carles (International Journal of Antennas and Propagation. 2013, 2013-01)
      The constant evolution of wireless handheld devices together with the apparition of multiple wireless communication systemsfosters the antenna community to design new radiating and measurements systems ...
    • An Adaptive and Scalable Replication Protocol on Power Smart Grids 

      Navarro Martín, Joan; Armendáriz Iñigo, José Enrique; Climent Ferrer, August (Scalable Computing: Practice and Experience, 2011, Vol. 12, no. 3, 2011-09)
      Cloud based storage systems are known to provide high scalability and reliability overcoming the traditional constraints of static distributed systems. The processing capacity over thousands of machines ...
    • An FPGA Platform Proposal for Real-Time Acoustic Event Detection: Optimum Platform Implementation for Audio Recognition with Time Restrictions 

      Hervás García, Marcos; Alsina Pagès, Rosa Maria (3rd International Electronic Conference on Sensors and Applications, 2016-11-14)
      Nowadays, monitoring of people and events is a common matter in the street, in the industry or at home, and acoustic event detection is commonly used. This increases the knowledge of what is happening ...
    • BCNDataset: Description and Analysis of an Annotated Night Urban Leisure Sound Dataset 

      Vidaña Vila, Ester; Duboc, Leticia; Alsina Pagès, Rosa Maria; Polls Agell, Francesc; Vargas Barrantes, Harold (Sustainability, 2020, Vol. 12, No. 19, 2020-10)
      Acoustic pollution has been associated with adverse effects on the health and life expectancy of people, especially when noise exposure happens during the nighttime. With over half of the world population ...
    • Computational thinking and educational robotics integrated into project-based learning 

      Valls Pou, Albert; Canaleta, Xavi; Fonseca, David (Sensors, 2022-05-14)
      In the context of the science, technology, engineering, arts and mathematics disciplines in education, subjects tend to use contextualized activities or projects. Educational robotics and computational ...
    • Dynamic Distributed Storage Architecture on Smart Grids 

      Navarro Martín, Joan; Armendáriz Iñigo, José Enrique; Climent Ferrer, August (2011-07)
      Most of the power network services such as voltage control, asset management, or flow monitoring are implemented within a centralized paradigm. Novel distributed power generation techniques—eolian fields ...
    • Fractal Antennas: An Historical Perspective 

      Anguera Pros, Jaume; Andújar Linares, Aurora; Jayasinghe, Jeevani; Chakravarthy, V.S.S.S.; Chowdary, P.S.R.; Pijoan Vidal, Joan Lluís; Ali, Tanweer; Cattani, Carlo (Fractal and Fractional, 2020, Vol. 4, No 1, 2020-01)
      Fractal geometry has been proven to be useful in several disciplines. In the field of antennaengineering, fractal geometry is useful to design small and multiband antenna and arrays, andhigh-directive ...
    • Hacia una síntesis concatenativa de alta calidad para aplicaciones de conversión texto-habla 

      Iriondo Sanz, Ignasi; Martí Roca, Josep; Oliver Lafont, Jaume; Guaus Termens, Roger; Moure González, Helena (Procesamiento del lenguaje natural, No 25 (1999), 1999)
      Este artículo describe nuevas líneas de investigación referentes a la síntesis concatenativa para la conversión texto-habla. La técnica TD-PSOLA supuso un salto importante en cuanto a la mejora de la ...
    • Heterogeneous wireless IoT architecture for natural disaster monitorization 

      Porté Jiménez, Joaquim; Briones Delgado, Alan; Masó Llinàs, Josep M.; Parés Morlans, Carlota; Zaballos Diego, Agustín; Pijoan Vidal, Joan Lluís (EURASIP Journal on Wireless Communications and Networking, 2020, Art. 184, 2020-09)
      A heterogeneous sensor network offers an extremely effective means of communicating with the international community, first responders, and humanitarian assistance agencies as long as affected populations ...
    • Interannual Variation of a 12,760 km Transequatorial Ionospheric Channel Availability and Its Dependence on Ionization 

      Orga Vidal, Ferran; Altadill Felip, David; Hervás García, Marcos; Alsina Pagès, Rosa Maria (1st International Electronic Conference on Atmospheric Sciences, 2016-07-15)
      The ionosphere provides a channel able for long-haul and Non-Line-Of-Sight (NLOS) communications. Nonetheless, the amount of ionization depends on the Sun activity, whose diurnal and seasonal cycles ...
    • Low-Cost Distributed Acoustic Sensor Network for Real-Time Urban Sound Monitoring 

      Vidaña Vila, Ester; Navarro Martín, Joan; Borda Fortuny, Cristina; Stowell, Dan; Alsina Pagès, Rosa Maria (Electronics, 2020, Vol. 9, No. 12, 2020-12)
      Continuous exposure to urban noise has been found to be one of the major threats to citizens’ health. In this regard, several organizations are devoting huge efforts to designing new in-field systems ...
    • Mecanismos de nivel de transporte para la optimización de envíos en base al ancho de banda estimado sobre Long Fat Networks 

      Briones Delgado, Alan; Martín de Pozuelo, Ramon; Zaballos Diego, Agustín; Corral Torruella, Guiomar (2017-09)
      Este artículo investiga los mecanismos de diferentes protocolos de transporte en transferencias sobre redes de alta capacidad y alto retardo, conocidas como Long Fat Networks (LFNs), ...
    • Noise at the time of COVID 19: The impact in some areas in Rome and Milan, Italy 

      Alsina Pagès, Rosa Maria; Alías Pujol, Francesc; Bellucci, Patrizia; Paolo Cartolano, Pier; Coppa, Ilaria; Peruzzi, Laura; Bisceglie, Alessandro; Zambon, Giovanni (Noise Mapp, 2020, 7, 2020-11)
      The COVID-19 pandemic was confirmed in Italy at the end of January 2020, when the first positive cases for the virus were identified. At the beginning of March, the virus had spread to all Italian regions ...
    • NVIS Multicarrier Modulations for Remote-Sensor Applications 

      Masó Llinàs, Josep M.; Gonzalez Fontan, Tomas; Malé Carbonell, Jordi; Porté Jiménez, Joaquim; Pijoan Vidal, Joan Lluís; Badia Folguera, David (Sensors, 2020, Vol. 20, No. 21, 2020-10)
      The number of Internet of Things (IoT) devices has experienced a large growth during the last decade, as well as the data volume gathered from remote sensors. Satellites are still a suitable communication ...
    • On the behavior of several fitness functions for genetically optimized microstrip antennas 

      Jayasinghe, Jeevani; Anguera Pros, Jaume; Uduwawala, Disala (International Journal of Scientific World, 2015. Vol. 3, 1, 2015)
      Genetic algorithm (GA) is a popular optimization technique used in the design of performance improved microstrip patch antennas (MPAs). The fitness function plays a vital role in the successful application ...
    • Physical Layer Definition for a Long-Haul HF Antarctica to Spain Radio Link 

      Alsina Pagès, Rosa Maria; Hervás García, Marcos; Orga Vidal, Ferran; Pijoan Vidal, Joan Lluís; Badia Folguera, David; Altadill Felip, David (Remote Sensing. 2016. Vol.8 No.5 (Maig), 2016-05)
      La Salle and the Observatori de l’Ebre (OE) have been involved in a remote sensing project in Antarctica for the last 11 years. The OE has been monitoring the geomagnetic activity for more than twenty ...
    • Qualitative assessment of a challenge-based learning and teamwork applied in electronics program 

      Romero-Yesa, Susana; Fonseca, David; Aláez, Marian; Amo-Filva, Daniel (Heliyon, 2023-11-22)
      Every student of industrial technology engineering must develop and acquire specific electronic competencies and skills, such as those pertaining to the design, analysis, and assembly of basic circuits ...
    • Sons al balcó: Soundscape Map of the Confinement in Catalonia 

      Alsina Pagès, Rosa Maria; Orga Vidal, Ferran; Mallol Parera, Roger; Freixes Guerreiro, Marc; Baño Coral, Xavier; Foraster Pulido, Maria (Engineering Proceedings, 2020, Vol. 2, No. 1, 2020-11)
      In this project, we aim to study the effect that the lockdown due to the COVID-19 pandemic has caused on the perception of noise in Catalonia. In Sons al Balcó, the research activities cohabit with the ...
    • Systematic review on which analytics and learning methodologies are applied in primary and secondary education in the learning of robotics sensors 

      Amo Filvà, Daniel; Fox, Paul; Fonseca, David; Poyatos, César (Sensors, 2020-12-29)
      Robotics technology has become increasingly common both for businesses and for private citizens. Primary and secondary schools, as a mirror of societal evolution, have increasingly integrated science, ...