Now showing items 1-9 of 9

  • Analysis and evaluation of aware: a context awareness framework 

    Loza Quijada, Ana Elena (Universitat Politècnica de Catalunya, 2014-12-10)
    Master thesis
    Open Access
    [ENGLISH] This thesis goes into context aware systems, specifically studies the AWARE framework and the information stored by this tool. The initial objective is the understanding of the term context awareness and the ...
  • Context aware self-configuring wi-fi network 

    Quiel Rodriguez, Carlos Ariel (Universitat Politècnica de Catalunya, 2011-07-04)
    Master thesis
    Open Access
    Wireless networks are increasingly popular among end users primarily to provide Internet access services. For this reason it is becoming easier to find highly congested zones with multiple wireless networks. Many of these ...
  • Cooperative detection of primary user emulation attacks in CRNs 

    León Abarca, Olga; Hernández Serrano, Juan; Soriano Ibáñez, Miguel (2012)
    Article
    Restricted access - publisher's policy
    Cognitive radio networks (CRNs) can improve the utilization of the spectrum by making use of licensed spectrum in an opportunistic manner. With such purpose, coexistence mechanisms among CRN nodes or secondary users and ...
  • Distortion model for H.264/AVC sequences 

    Martínez García, Sara (Universitat Politècnica de Catalunya, 2010-05-04)
    Master thesis
    Open Access
  • Distribution of the frequency of connections in academic WLAN networks 

    Zola, Enrica Valeria; Barceló Arroyo, Francisco (2012)
    Conference report
    Restricted access - publisher's policy
    Understanding the trends in the use of wireless local area networks (WLANs) (i.e., how much, when and where traffic is present) is an important issue for modeling the network and for optimizing the allocated resources. ...
  • Estudi i propostes de millora de la xarxa Guifi.net (I) 

    Serra Pàmies, David (Universitat Politècnica de Catalunya, 2008-01-09)
    Master thesis (pre-Bologna period)
    Open Access
    La societat de la informació és cada cop més gran i s’encamina cada cop més a utilitzar dispositius mòbils, ja que la societat necessita la mobilitat. La relació entre qualitat, amplada de banda i preu de les ADSL encara ...
  • Estudio y propuestas de mejora de la red GUIFI.NET (II) 

    Vegas Ayora, Javier (Universitat Politècnica de Catalunya, 2007-12-03)
    Master thesis (pre-Bologna period)
    Open Access
    En este documento nos situamos en la posición de un usuario más de la comunidad GUIFI.NET. Esta asociación de usuarios ha construido una red WLAN abierta, gestionada por ellos mismos y capaz de ofrecer servicios funcionales ...
  • Seguridad para protocolos MAC cooperativos en redes de sensores inalámbricas 

    Casabona Gómez, Daniel; Leiva Martín, Daniel (Universitat Politècnica de Catalunya, 2009-07-09)
    Master thesis (pre-Bologna period)
    Open Access
  • Towards a cooperative intrusion detection system for cognitive radio networks 

    León Abarca, Olga; Román, Rodrigo; Hernández Serrano, Juan (2011)
    Conference report
    Restricted access - publisher's policy
    Cognitive Radio Networks (CRNs) arise as a promising solution to the scarcity of spectrum. By means of cooperation and smart decisions influenced by previous knowledge, CRNs are able to detect and profit from the best ...