Now showing items 1-10 of 10

  • An UHF frequency-modulated continuous wave wind profiler - receiver and audio module development 

    Garrido López, David (Universitat Politècnica de Catalunya, 2010)
    Master thesis (pre-Bologna period)
    Open Access
    The measurement of winds and processes taking place in the atmosphere is a fun- damental requirement in both research and operational meteorology. This project is focused on the processes taking place in the lower ...
  • CubeCat-1: Communications System of a Nano-satellite 

    Karki, Sumit (Universitat Politècnica de Catalunya, 2013-07-30)
    Master thesis
    [ANGLÈS] The CubeSat program provides a cost-effective solution to the educational institutions and private firms, around the world, willing to put their satellites in orbit, which are no bigger than a 10 cm cube, and weigh ...
  • Cylindrical geometry: a further step in active microwave tomography 

    Broquetas Ibars, Antoni; Jofre Roca, Lluís; Cardama Aznar, Ángel; Elias Fusté, Antonio; Rius Casals, Juan Manuel; Romeu Robert, Jordi (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1991-05-01)
    Article
    Open Access
    A prototype imaging system for active microwave tomography using cylindrical geometry has been developed, making is possible to obtain images of the dielectric properties of biological targets at 2.45 GHz. The system ...
  • Cylindrical geometry: a further step in active microwave tomography 

    Broquetas Ibars, Antoni; Jofre Roca, Lluís; Cardama Aznar, Ángel; Elias Fusté, Antonio; Rius Casals, Juan Manuel; Romeu Robert, Jordi (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1991-05-01)
    Article
    Open Access
    A prototype imaging system for active microwave tomography using cylindrical geometry has been developed, making it possible to obtain images of the dielectric properties of biological targets at 2.45 GHz. This configuration ...
  • Design and implementation of UHF patch antenna 

    Synak, Aleksander (Universitat Politècnica de Catalunya, 2014-06-19)
    Bachelor thesis
    Open Access
    This document contains the final report of designing and implementation of a patch antenna,among setting up of dimensions (more information is included in chapter 5.1) , comparing results from Momentum Microwave and real ...
  • Diseño de un prototipo comercial de una estantería inteligente basada en RFID 

    Palacios Trujillo, Raúl; Nuñez Álvarez, Cristian (Universitat Politècnica de Catalunya, 2008-07-17)
    Master thesis (pre-Bologna period)
    Open Access
    El objeto de este proyecto es dotar de nuevas aplicaciones y mejoras a un sistema de RFID, en banda UHF, en fase de caracterización. La principal función de este sistema es permitir la detección de la mayoría de ...
  • Disseny i construcció d'una antena planar per a la banda de UHF 

    Riera i Roura, Eduard (Universitat Politècnica de Catalunya, 2007-06-29)
    Master thesis (pre-Bologna period)
    Open Access
    Aquest projecte ha consistit en el disseny, implementació, ajustament i mesura de tres prototips d’antenes planars logoperiòdiques per a la banda alta de UHF adaptades a la impedància d’entrada d’un receptor de televisió ...
  • Equalization and space diversity techniques in mobile environments: under certain conditions, diversity techniques perform better than equalization techniques in typical mobile radio environments 

    Valdominos Bardají, Antonio; Casadevall Palacio, Fernando José (IEEE., 1994-03)
    Article
    Open Access
    The development of high-quality digital mobile radio systems has become a major goal in the field of digital communications. The possibility of providing speech and data services free of wire constrictions in different ...
  • Estudi, disseny i implementació de corners intel.ligents amb tecnologia RFID 

    Cot Cantó, Marta (Universitat Politècnica de Catalunya, 2008-12-03)
    Master thesis (pre-Bologna period)
    Open Access
    L’objectiu principal del projecte és el disseny i la posterior implementació d’un sistema basat en la tecnologia RFID, que permeti integrar la cadena de comercialització entre botigues multimarca i fabricants. Es realitzarà ...
  • Fractal FSS: a novel dual band frequency selective surface 

    Romeu Robert, Jordi; Rahmat-Samii, Yahya (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2000-07-31)
    Article
    Open Access
    The multiband properties of self-similar fractals can be advantageously exploited to design multiband frequency selective surfaces (FSS). A Sierpinski dipole FSS has been analyzed and measured and the results show an ...