Now showing items 21-40 of 263

    • A ZigBee wireless sensor network compliant with the IEEE1451 standard 

      Higuera Portilla, Jorge Eduardo; Polo Cantero, José; Gasulla Forner, Manuel (2009)
      Conference report
      Open Access
      Wireless sensor networks are becoming very attractive for monitoring and control applications with smart sensor nodes. We present an implementation of a ZigBee wireless sensor network compliant with the IEEE1451 standard ...
    • Acoustic telemetry system for underwater sensors 

      Sarriá Gandul, David; Molino Minero, Erik; Manuel Lázaro, Antonio (IEEE, 2012)
      Conference report
      Restricted access - publisher's policy
      The design of an acoustic telemetry system is presented and evaluated. We describe the main characteristics of the communication system, the transmitter and the receiver. The scheme of the proposed design consists of ...
    • Acquisition system for improving energy efficiency in trawler vessels 

      Sarriá Gandul, David; Sánchez García, Antonio Francisco; Río Fernandez, Joaquín del; Molino Minero, Erik; Manuel Lázaro, Antonio; Valls Vilaespasa, Frederic (2010)
      Conference report
      Restricted access - publisher's policy
      A remote data measurement and acquisition system has been developed to study the energy consumption of fishing trawler vessels, with the purpose to improve their efficiency. The system consists on a sensor network ...
    • Adaptación de plataformas de sensores inalámbricas a la arquitectura de TinyOS 

      Gómez Sans, Álvaro (Universitat Politècnica de Catalunya, 2010-07)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Pontificia Universidad Católica de Chile
      Este estudio esta realizado para dar una visión global del mundo de las redes de sensores inalámbricas a partir de aquí WSN, y sus aplicaciones. Tras una breve introducción se describe el proceso de selección de una ...
    • Adaptive localization and tracking of objects in a sensor network 

      López Rodríguez, Adrian (Universitat Politècnica de Catalunya, 2014-12-18)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Northeastern University
      [ANGLÈS] Wireless Sensor Networks (WSNs) are used to monitor physical or environmental conditions, and to pass their data through the network to a central location. These networks have applications in diverse areas including ...
    • Advancing the interoperability of ocean sensors. Workshop demostration at ocean innovation 2008 congress 

      Río Fernandez, Joaquín del; Toma, Daniel; Manuel Lázaro, Antonio (2008-12-01)
      Article
      Open Access
      The aim of this project is to implement a smart sensor worldwide network based on IEEE 1451 family of standards which can provide multiple interoperable clients to access geospatial and sensor data for national local ...
    • Agitació tèrmica mitjançant ultrasons 

      Rodríguez Gómez, Juan Pablo (Universitat Politècnica de Catalunya, 2007-01)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      El que es pretén amb aquest projecte és deixar oberta una línia de treball i investigació sobre l’aplicació dels ultrasons en la humidificació i producció de vapor fred (boira). Es vol veure com evolucionen magnituds tals ...
    • Almacenamiento en nodos de redes inalámbricas de sensores 

      Pérez Rodríguez, Iria (Universitat Politècnica de Catalunya, 2013-01-21)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] The aim of this project is to store data inside a Wireless Sensor Network node, in order to transmit it when the conditions are favourable, using a certain hardware and software stack. This necessity comes from ...
    • An alternative wearable tracking system based on a low-power wide-area network 

      Fernández García, Raúl; Gil Galí, Ignacio (2017-03-14)
      Article
      Open Access
      This work presents an alternative wearable tracking system based on a low-power wide area network. A complete GPS receiver was integrated with a textile substrate, and the latitude and longitude coordinates were sent to ...
    • An intelligent fuzzy-based cluster head selection system for wireless sensor networks and its performance evaluation 

      Ando, Hironori; Barolli, Leonard; Durresi, Arjan; Xhafa Xhafa, Fatos; Koyama, Akio (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Conference report
      Open Access
      Sensor networks supported by recent technological advances in low power wireless communications along with silicon integration of various functionalities are emerging as a critically important computer class that enable ...
    • An intelligent fuzzy-based cluster head selection system for WSNs and its performance evaluation for D3N parameter 

      Ando, Hironori; Barolli, Leonard; Durresi, Arjan; Xhafa Xhafa, Fatos; Koyama, Akio (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Conference report
      Open Access
      Cluster formation and cluster head selection are important problems in sensor network applications and can drastically affect the network's communication energy dissipation. However, selecting of the cluster head is not ...
    • An IoT sensor framework for smart offices 

      Alet Barcons, Bernat (Universitat Politècnica de Catalunya, 2016-02-03)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Rijksuniversiteit Groningen
    • Analysis of Historical Data and Development of a Digital Product for Maintenance Optimisation 

      Garcia Torrentó, Albert (Universitat Politècnica de Catalunya, 2021-05-14)
      Master thesis
      Restricted access - author's decision
      This thesis describes the development of a digital tool that digests, analyses and displays industrial maintenance data with the aim of facilitating decision-making in maintenance scheduling. The initial datasets are a ...
    • Analysis of sensory data using graph signal processing 

      Salfati Calleja, Ivan (Universitat Politècnica de Catalunya, 2020-06)
      Master thesis
      Open Access
      Air pollution monitoring is an important topic that has been researched in the past few years thanks to the massive deployment of IoT platforms, as it affects the lives of both children and adults, and it kills millions ...
    • Aplicación de la tecnología de radio cognitiva en redes de área corporal 

      Nuevo Boo, Ruben (Universitat Politècnica de Catalunya, 2017-01-17)
      Bachelor thesis
      Open Access
      For the past few years, a number of new wireless technologies have emerged, allowing users to access the Internet and a myriad of services through mobile devices such as smartphones, tablets, wearables..., Among others, ...
    • Applying OGC sensor web enablement to ocean observing systems 

      Toma, Daniel; Río Fernandez, Joaquín del; Martínez Padró, Enoc; Delory, Eric; Jirka, Simon; Pearlman, Jay S; Waldmann, Christoph (2016)
      Conference report
      Open Access
      The complexity of marine installations for ocean observing systems has grown significantly in recent years. In a network consisting of tens, hundreds or thousands of marine instruments, manual configuration and integration ...
    • Applying sensor web technology to marine sensor data 

      Jirka, Simon; Río Fernandez, Joaquín del; Toma, Daniel; Nüst, Daniel; Stasch, Christoph; Delory, Eric (2015)
      Conference report
      Open Access
    • Automatic marine sensors services discovery on IP networks 

      Toma, Daniel; Río Fernandez, Joaquín del; O'Reilly, Thomas C.; Manuel Lázaro, Antonio (2013)
      Conference report
      Open Access
      Nowadays, the studies of episodic processes in the ocean is manly done through the innovative facilities called ocean observatories which provide unprecedented amounts of power and two-way bandwidth to access and control ...
    • Calibrating low-cost air quality sensors using multiple arrays of sensors 

      Barceló Ordinas, José María; García Vidal, Jorge; Doudou, Messaoud; Rodrigo Muñoz, Santiago; Cerezo Llavero, Albert (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      The remarkable advances in sensing and communication technologies have introduced increasingly low-cost, smart and portable sensors that can be embedded everywhere and play an important role in environmental sensing ...
    • Collaborative beamforming schemes for wireless sensor networks with energy harvesting capabilities 

      Berbakov, Lazar (Universitat Politècnica de Catalunya, 2013-07-11)
      Doctoral thesis
      Open Access
      In recent years, wireless sensor networks have attracted considerable attention in the research community. Their development, induced by technological advances in microelectronics, wireless networking and battery fabrication, ...