Now showing items 1-17 of 17

  • Caracterització optoelectrònica del grafè sobre diferents substrats a altes freqüències 

    Gabriel Cortés, Daniel (Universitat Politècnica de Catalunya, 2014-09-09)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] This project presents a study for both optic and electronic properties of graphene and possible variations of different physical magnitudes that are produced in a material when a single layer of graphene is deposited ...
  • Caracterización de antenas mediante termografías de infrarrojos 

    González Arbesú, José María (Universitat Politècnica de Catalunya, 2000-04-06)
    Doctoral thesis
    Open Access
    La presente Tesis Doctoral toma como base los trabajos iniciados por investigaciones de la Universidad de Colorado(USA) orientados hacia la medida de las correintes superficiales inducidas por radiaciones electromagneticas ...
  • 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 ...
  • Decàleg per a la planificació d'infraestructures de radiocomunicacions multiservei per proveir d'accés a les comunicacions electròniques en zones rurals 

    Romeu Sala, Santiago (Universitat Politècnica de Catalunya, 2016-02)
    Master thesis (pre-Bologna period)
    Open Access
    The target of this paper is to plan neatly a solution for providing access to the electronic communications services in an rural area, by implementing a radiocommunication infrastructure. The set of communication services ...
  • Design and Assessment of the Performance of a Bidirectional Metamaterial Spacer in a Compact Multiple-Antenna System 

    Imbert Villà, Marc (Universitat Politècnica de Catalunya, 2013-06-04)
    Master thesis
    Restricted access - publisher's policy
    [ANGLÈS] In this master thesis, a bidirectional low-loss and high-isolation AMC spacer composed of spiral resonators and metal strips has been designed to efficiently decouple and decorrelate two closely spaced antennas ...
  • Design and performance analysis of switched beam series-fed patch antenna array for 60GHz WPAN Applications 

    Syeda, Rabia Zainab (Universitat Politècnica de Catalunya, 2014-07-24)
    Master thesis
    Open Access
    This project gives a detailed study of the Design and Performance analysis of series fed patch antenna array for 60 GHz system applications. The patch array designed in this project will act as an active element and can ...
  • Design and performance evaluation of millimeter-wave flat lens antennas for communications, radar and imaging applications 

    Imbert Villà, Marc (Universitat Politècnica de Catalunya, 2016-07-29)
    Doctoral thesis
    Open Access
    Millimeter-wave systems introduce a set of particular severe requirements from the antenna point of view in order to achieve specific performances. In this sense, high directive antennas are required to overcome the huge ...
  • Distribución óptima de sensores en aparcamientos 

    Fernández García, Àlex (Universitat Politècnica de Catalunya, 2014-05-28)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] This project studies the importance of the correct location of sensors in parking slots. Verifies that a correct location reduces the number of sensors needed, and shows the algorithms to find these óptimes distributions.
  • Electromagnetic propagation in tunnels 

    Izquierdo Fernández, Benjamín (Universitat Politècnica de Catalunya, 2011-09-22)
    Doctoral thesis
    Open Access
    Introduction of wireless communications systems in railway communications are at the origin of this thesis. Ifercat, the company in charge of the development of Línia 9 of Barcelona Metro, decided that wireless systems ...
  • Estudi de les TIC i el dossier personal d'aprenentatge digital: impulsant el canvi de paradigma educatiu 

    Coromina Espuña, Judit (Universitat Politècnica de Catalunya, 2010-06-30)
    Master thesis (pre-Bologna period)
    Open Access
    La introducció de les TIC a l'educació està provocant un canvi dels mètodes pedagògics en el sistema educatiu. A grans trets l'estudi es basa en una anàlisi dels diferents models tecnològics per introduir les TIC a l'educació, ...
  • ITU green standards. Recogida de residuos en Barcelona : smart city 

    Payet Carbonell, Marc (Universitat Politècnica de Catalunya, 2013-10-24)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    [ANGLÈS] This document is an economic feasibility study. The aim of this study is to analyze the feasibility of implementing a Smart Environment, specifically the implementation of a smart solid waste collection in the ...
  • Millimeter-wave and terahertz imaging techniques 

    Nova Lavado, Enrique (Universitat Politècnica de Catalunya, 2013-07-22)
    Doctoral thesis
    Open Access
    This thesis presents the development and assessment of imaging techniques in the millimeterwave (mmW) and terahertz frequency bands. In the first part of the thesis, the development of a 94 GHz passive screener based on a ...
  • Multifunctional metamaterial designs for antenna applications 

    Ferrer González, Pere Josep (Universitat Politècnica de Catalunya, 2015-07-17)
    Doctoral thesis
    Open Access
    Over the last decades, Metamaterials (MTMs) have caught the attention of the scientific community. Metamaterials are basically artificially engineered materials which can provide unusual electromagnetic properties not ...
  • Optimal antenna array spacing in the uplink for different small cell scenarios 

    Gómez Arias, Mario (Universitat Politècnica de Catalunya, 2014-07-21)
    Bachelor thesis
    Open Access
    [ANGLÈS] In this thesis, a testbed for MIMO channel measurements is designed, implemented and operated in different scenarios with line-of-sight (LOS) and non-line-of-sight (NLOS) propgation characteristics. We consider a ...
  • Photoconductive antennas for terahertz radiation 

    Revuelta Martínez, Sergio (Universitat Politècnica de Catalunya, 2018-07-19)
    Master thesis
    Open Access
    A model to simulate the dynamics of the electrons/holes pairs when they are generated in a semiconductor material by the application of an optical field and accelerated by a bias electrostatic field is presented. This model ...
  • Radomos para radares de automoción 

    Sont Colomer, Roberto (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Restricted access - confidentiality agreement
  • Vehicle Tracking Through Vision-Millimeter Wave Doppler Shift Fusion 

    Trullenque Ortiz, Martín (Universitat Politècnica de Catalunya, 2019-02)
    Master thesis
    Open Access
    Vehicular communications is a topic of interest in the race towards autonomous cars. Parallel, there is a future need to move towards higher frequencies in vehicular communications. In the same way, computer vision is ...