Now showing items 21-40 of 120

    • Channel management in a campus-wide WLAN with partially overlapping channels 

      Mengual Pérez, Ester; García Villegas, Eduard; Vidal Ferré, Rafael (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference lecture
      Restricted access - publisher's policy
      The 2.4 GHz ISM band is a battlefield where an increasingly large number of devices compete for the scarce frequency resources. IEEE 802.11 WLANs suffer the consequences of this overcrowded spectrum, especially in dense ...
    • Characteristics and evaluation of IEEE 802.11n standard 

      Garcia Gil, Sergio (Universitat Politècnica de Catalunya, 2013-07-22)
      Bachelor thesis
      Open Access
      El objetivo de este trabajo final de carrera es caracterizar y evaluar las diferentes funcionalidades y mejoras que aporta el nuevo estándar IEEE 802.11n respecto a sus antecesores. Para ello se hace un estudio teórico ...
    • Characterization of reconfigurable antennas in real Wifi environments 

      Castellanos de Rojas, Adrian (Universitat Politècnica de Catalunya, 2015-02-03)
      Bachelor thesis
      Open Access
      [ANGLÈS] The purpose of this project is to characterize two reconfigurable microstrip antennas at 5 GHz against the common Wifi monopole, by measuring them in real Wifi environments. From the measurements, conclusions on ...
    • Characterizing WLAN channel occupancy for cognitive networking 

      Vizcaino Luna, Alexandre (Universitat Politècnica de Catalunya, 2012-07-30)
      Master thesis
      Open Access
      The deployment of heterogeneous wireless networks in the same spectrum space introduces the need for dynamic spectrum access so as to increase the utilization of the available wireless resources. Dynamic spectrum access ...
    • Communication and coordination patterns to support mobile collaboration 

      Meseguer Pallarès, Roc; Ochoa, Sergio; Pino, José; Navarro Moldes, Leandro; Neyem, Andres (2008-06-10)
      Conference report
      Open Access
      Wireless communication and mobile computing technologies have brought new opportunities and challenges to the CSCW area. Traditional CSCW solutions concerning communication and coordination support are not applicable ...
    • Configuración e implantación de un sistema de gestión centralizada 

      Sanchez Abril, Angel (Universitat Politècnica de Catalunya, 2014-07-23)
      Bachelor thesis
      Restricted access - author's decision
      [ABSTRACT] This work is part of the Information Infrastructure initiative in Telefónica I+D. The initiative focuses on offering support to all the users and corporative services inside the Company, from provisioning both ...
    • Containerizing ONAP using Kubernetes and Docker 

      Toro Marin, Albert (Universitat Politècnica de Catalunya, 2019-07-23)
      Master thesis
      Open Access
      This document explains the deployment of virtualized network functions in a private cloud through ONAP, together with the architecture used, the machines employed and the software required. ONAP (Open Networking Automation ...
    • Control y gestión remota de servidores bluetooth 

      Romero Gutiérrez, Gabriel (Universitat Politècnica de Catalunya, 2008-03-13)
      Master thesis (pre-Bologna period)
      Open Access
      Actualmente hay una gran competitividad entre empresas, cuya única salida es promocionarse mejor que el resto para poder darse a conocer tanto ellos mismos como a sus servicios o productos novedosos. Debido a esta situación ...
    • Convertidor para control de cristal de transparencia electrocontrolable 

      Rivera Castro, Alejandro (Universitat Politècnica de Catalunya, 2018-07)
      Bachelor thesis
      Restricted access - confidentiality agreement
    • Cooperative download in urban vehicular networks 

      Fiore, Marco; Barceló Ordinas, José María (IEEE Computer Society Publications, 2009-10-12)
      Conference report
      Open Access
      We target urban scenarios where vehicular users can download large files from road-side Access Points (APs), and define a framework to exploit opportunistic encounters between mobile nodes to increase their transfer rate. ...
    • Coordinated node and link mapping VNE using a new paths algebra strategy 

      Hesselbach Serra, Xavier; Amazonas, Jose Roberto; Villanueva, Santi; Felipe Botero, Juan (2016-07-01)
      Article
      Open Access
      The main resource allocation research challenge in network virtualization is the Virtual Network Embedding (VNE) Problem. It consists of two stages, usually performed separately: node mapping and link mapping. A new ...
    • Cramér-Rao lower bound for breakpoint distance estimation in a path-loss model 

      Castro Arvizu, Juan Manuel; Closas Gómez, Pau; Fernández Rubio, Juan Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference report
      Restricted access - publisher's policy
      This paper addresses the problem of determining the Cramér-Rao lower bound (CRLB) for the parameters and breakpoint distance in a Path-Loss Channel model for Received Signal Strength (RSS) measurements. The path loss model ...
    • Decentralised multi-access MAC protocol for ad-hoc networks 

      Realp, Marc; Pérez Neira, Ana Isabel (2003)
      Conference report
      Open Access
      In ad-hoc radio networks, mechanisms on how to access the radio channel are extremely important in order to improve network efficiency and, when needed, to guarantee QoS. Traditionally, Medium Access Control (MAC) protocols ...
    • Descobriment i comunicació entre nodes en un entorn de proximitat 

      Arellano Cobos, Raquel; García Martínez, Tamara (Universitat Politècnica de Catalunya, 2010-10-04)
      Bachelor thesis
      Open Access
    • Description of service instances in a virtualised network environment 

      Igual Nevot, Julia (Universitat Politècnica de Catalunya, 2018-06)
      Bachelor thesis
      Open Access
      The main goal of this thesis is to learn about the emerging technologies SDN and NFV. Mainly, we will focus on the study of NFV MANO and especially in Open Source MANO. We will explain and define all of them and we will ...
    • Desenvolupament d'una plataforma basada en Android d'accés a dades en edificis en cas d'emergència 

      Bestard Martí, Jaume (Universitat Politècnica de Catalunya, 2013-07-25)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      [ANGLÈS] This project aims to address the creation of an application targeted for mobile platforms to access important information on emergency scenarios. This application will enable the person who uses it to get a quick ...
    • Development of a wireless network model for controling environmental and work safety in ports of developing countries 

      Colomer Rodriguez, Joan (Universitat Politècnica de Catalunya, 2015-06)
      Bachelor thesis
      Open Access
      Covenantee:   Rheinisch-Westfälische Technische Hochschule Aachen
      The project goal is to propose cost effective and feasible scenarios of employing Wireless Network Sensors (WSN) in improving occupational health and safety at harsh industrial environment. The Port of Bar (Montenegro) is ...
    • Diseño de filtros modo común para sistemas balanceados basados en metamateriales 

      Pachón Muñoz, Arturo (Universitat Politècnica de Catalunya, 2010)
      Master thesis (pre-Bologna period)
      Open Access
      Los actuales servcios de radiofrecuencia presentan una mayor dificultad, desde el punto de vista de compatibilidad electromagnética, debido a la necesidad de compactarlos lo máximo posible. Para mitigar los efectos que ...
    • Diseño y configuración de una red IP para distribución de señal TDT 

      Escudero Embid, Jorge (Universitat Politècnica de Catalunya, 2013-05-23)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] The purpose of this project is to implement a terrestrial transmission network based on multicast technology, designed to deliver a signal Digital Terrestrial Television to different emitting centers. The network ...
    • Diseño y desarrollo de una red BAN Bluetooth para la monitorización en enfermos de parkinson 

      Rica Escriche, Adrià (Universitat Politècnica de Catalunya, 2013-12)
      Bachelor thesis
      Open Access
      Covenantee:   Technical Research Centre for Dependency Care and Autonomous Living (CETpD)
      Este trabajo final de grado se ha desarrollado en el Centre Tecnològic de Recerca per a la Dependència i la Vida Autònoma (CETpD). El CETpD es un centro de investigación, cuyo objetivo es ayudar a personas con dependencia ...