Exploració per tema "Xarxes de sensors"

Ara es mostren els items 265-284 de 290

    • Temperature gradient sensor from pulsed power supply duty cycle in ultra-low-power energy harvesting system 

      Jové Casulleras, Roger; Ramos Castro, Juan José; Corimanya, H; Camps Carmona, Adriano José; Alarcón Cot, Eduardo José; Amézaga Sarries, Adrià; Bou Balust, Elisenda (Institution of Electrical Engineers, 2014-05-22)
      Article
      Accés restringit per política de l'editorial
      Directly interfacing sensors that link sensors to micro-controllers without a signal conditioning circuit or an analogue-to-digital converter on the one side and energy harvesting systems on the other side are two key ...

    • Testing of an innovative metal nanothread heat flux sensor 

      Sánchez Vicente, Héctor (Universitat Politècnica de Catalunya, 2019-10-28)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Högskolan i Gävle
      Thermal sensors are currently highly used in building applications to assess losses and determine possible thermal bridges. However, in some cases they are not useful enough because of the field conditions or, sometimes, ...

    • The deployment of extra relay nodes around the sink in order to solve the energy imbalanced problem in Wireless Sensor Networks 

      Rodríguez Ramos, Hanz (Universitat Politècnica de Catalunya, 2017-04-19)
      Projecte Final de Màster Oficial
      Accés obert
      Wireless sensor networks are an emerging technology that has recently gained attention for their potential use in many applications such disaster management, combat field reconnaissance, border protection, object ...

    • The effect of network coexistence on the performance of wireless sensor networks 

      Ros Fornells, Oriol (Universitat Politècnica de Catalunya, 2016-06)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Kungliga Tekniska högskolan
      With the coming growth in Internet of Things (IoT) applications, we can expect environments with many independent networks operating in nearby locations. Wireless Sensor Networks (WSN), which have become popular during the ...

    • The help4mood wearable sensor network for inconspicuous activity measurement 

      Pérez Díaz de Cerio, David; Ruiz Boqué, Sílvia; Rosell Ferrer, Francisco Javier; Ramos Castro, Juan José; Valenzuela González, José Luis; Colomé Castellví, Josep Maria (2013-08)
      Article
      Accés restringit per política de l'editorial
      The Help4Mood EU FP7 project (H4M) [1] proposes to significantly advance the state-ofthe-art in computerized support for people with Major Depression by monitoring mood, physical activity and voice characteristics while ...

    • The IEEE1451 Std applied to data acquisition systems in the TJ-II nuclear fusion device 

      Río Fernandez, Joaquín del; Sánchez Florido, Alberto; Adil, Rachid; Artero Delgado, Carola; Masmitjà Rusiñol, Ivan; Toma, Daniel; Moreno Lupiáñez, Manuel; Ruiz, Mariano; Ochando, Marian; Molinero, Antonio; Vega, Jesús (2015)
      Text en actes de congrés
      Accés obert

    • The Internet of things to support urban incident responses 

      Santos, Rodrigo; Orozco, Javier; Ochoa, Sergio; Meseguer Pallarès, Roc (Springer, 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Although the technological components required to implement Internet of Things (IoT) inspired solutions are already available, in most application scenarios it is not clear how to structure and combine them to reach a ...

    • The MAGCLOUD wireless sensor network 

      Cuartero Moya, Narciso; Quintana Alcaraz, Sergio (Universitat Politècnica de Catalunya, 2011-07-04)
      Projecte Final de Màster Oficial
      Accés obert
      Initially, the aim of this project consisted in manufacturing some nodes for a wireless sensor network by hand. If this document concludes that they can be properly produced in the EETAC lab, the cost of a future large ...

    • TIC i ciutat: proposta d'integració de tecnologies, sistemes, serveis i aplicacions 

      Jaquet Solé, Noemí (Universitat Politècnica de Catalunya, 2008-04-10)
      Projecte/Treball Final de Carrera
      Accés obert
      El present projecte analitza l’estat de l’art actual sobre els sistemes de computació ubiqua aplicats a l’entorn urbà, amb el propòsit de vincular la població amb els indrets i amb la informació. Per centrar-se un en el ...

    • Time synchronization accuracy refinement for mobile shallow water acoustic sensor network 

      Pallarés Valls, Oriol; Río Fernandez, Joaquín del; Bouvet, Pierre-Jean (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Time synchronization is an important factor to take into account when performing collaborative and distributed tasks along a sensor network. Message exchange based time synchronization algorithms ported to underwater ...

    • Time synchronization in underwater acoustic sensor networks 

      Pallarés Valls, Oriol (Universitat Politècnica de Catalunya, 2016-11-30)
      Tesi
      Accés obert
      This thesis deals with the development of a time synchronization algorithm for underwater sensor networks. The ease of deployment and maintenance of wireless networks leaded this research to the use of an acoustic communication ...

    • Time-Division Multiplexing Control of Multi-Input Converters for Low-Power Solar Energy Harvesters 

      López Lapeña, Oscar (Institute of Electrical and Electronics Engineers (IEEE), 2018-03-29)
      Article
      Accés obert
      Many autonomous sensor nodes use small photovoltaic (PV) panels oriented towards the direction that provides the highest energy yield in the worst-case scenario. Since all those panels operate at similar irradiance and ...

    • Topology and Time Synchronization algorithms in wireless sensor networks 

      López Ferrando, Víctor (Universitat Politècnica de Catalunya, 2011-07-01)
      Projecte/Treball Final de Carrera
      Accés obert
      English: Wireless sensor networks are an active field of research in computer science. The Wisebed project, formed by many European universities, tries to fill the gap between theory and practice, making a platform-independent ...

    • Topology control algorithms with wiselib: The CBTC protocol 

      Anguera Peralta, Josep (Universitat Politècnica de Catalunya, 2013-03-21)
      Projecte/Treball Final de Carrera
      Accés obert
      Two Topology Control algorithms implemented in the Wiselib.

    • Urban automation networks: current and emerging solutions for sensed data collection and actuation in smart cities 

      Gómez Montenegro, Carlos; Paradells Aspas, Josep (2015-09-10)
      Article
      Accés obert
      Urban Automation Networks (UANs) are being deployed worldwide in order to enable Smart City applications. Given the crucial role of UANs, as well as their diversity, it is critically important to assess their properties ...

    • User activity type and transportation mode detection using embedded mobile device sensors 

      Slamek, Rok (Universitat Politècnica de Catalunya, 2017-09)
      Projecte Final de Màster Oficial
      Accés obert
      Este proyecto tiene como objetivo mejorar la aplicación para Android llamada MobilitApp (http://mobilitat.upc.edu) que consiste en el análisis de la movilidad de la ciudadanía de Barcelona. Hemos diseñado nuestro propio ...

    • Wake-up radio systems : design, development, performance evaluation and comparison to conventional medium access control protocols for wireless sensor networks 

      Oller i Bosch, Joaquim (Universitat Politècnica de Catalunya, 2015-03-06)
      Tesi
      Accés obert
      During the recent years, the research related to Wake-up Radio (WuR) systems has gained noticeable interest. In WuR systems, a node initiating a communication first sends a Wake-up Call (WuC) by means of its Wake-up ...

    • Wearable system for the monitoring of physical activity 

      Pobes Panisello, Alba (Universitat Politècnica de Catalunya, 2015-10-29)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      The project consists of development and implementation of an ac quisition data system, which measure s and interprets the degrees of the inclination of the body and its acceleration. The main ...

    • Wireless HDLC protocol for energy-efficient large-scale linear wireless sensor networks 

      Toma, Daniel; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2014-04-17)
      Article
      Accés obert
      Wireless sensor networks (WSNs) have been widely recognized as a promising technology that can enhance various aspects of infrastructure monitoring. Typical applications, such as sensors embedded in the outer surface of a ...

    • Wireless sensor network 

      Calvo Cervera, Jordi; Gil Laso, Jose Antonio; Gonzalez Ortega, Carlos (Universitat Politècnica de Catalunya, 2017-06)
      Treball Final de Grau
      Accés obert
      This document is the final report for the LoRa project made by three international Erasmus students in the Aarhus Universitet as their bachelor's project. The goal of this project is to take profit of the Internet of Things ...