Browsing by Contributor "Mateu Mateu, Jordi"

Now showing items 1-20 of 34

    • 13.56 MHz power transfer system 

      Silvestre Costa, Ernest (Universitat Politècnica de Catalunya, 2015-05-19)
      Bachelor thesis
      Open Access
      In this TFG is proposed the design, implementation and characterization of a wireless power transfer system based on RFID technology. In the design stage the different software and previous calculations are made to design ...

    • 2.45 GHz rectena and rectena array design 

      Martinez Alcon, Ricard (Universitat Politècnica de Catalunya, 2015-05-22)
      Bachelor thesis
      Restricted access - author's decision
      In this project, the main idea is to design a circular polarization rectenna and use this same rectenna to build a 2x2 array to capture the energy emitted at 2.45 GHz. The rectenas are antennas with a rectifier which is ...

    • Active corner reflector with circularly polarized array antennas to be used as a transponder for sentinel - 1 Satellite (C - band) 

      Ferre Tenas, Roger (Universitat Politècnica de Catalunya, 2018-10-30)
      Master thesis
      Restricted access - author's decision
      Covenantee:   Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
      This master thesis is about the study of an Active Corner Reflector (ACR) to be used in C-band for Sentinel-1 satellite. The purpose is to design and implement a prototype to test to extract the first outcomes and suggestion ...

    • Alarma per excursionistes 

      Pascual Vives, Xavier (Universitat Politècnica de Catalunya, 2010-01-27)
      Bachelor thesis
      Open Access

    • Array antena SIW 24 GHz para radar de automóviles 

      Rosselló Fabregat, Joaquim (Universitat Politècnica de Catalunya, 2015-05-21)
      Bachelor thesis
      Open Access
      In this project a flat antenna array on Substrate Integrated Waveguide technology (SIW) has been designed, simulated and built to be used in automotive radar at 24 GHz. The software used in the simulation, configuration ...

    • Desarrollo de un soporte a la planificación de operación para la reducción del riesgo a la colisión de obstáculos para aeronaves no tripuladas 

      Ripoll Ruiz, Aleix (Universitat Politècnica de Catalunya, 2014-09-09)
      Bachelor thesis
      Open Access
      Covenantee:   Hemav
      This document presents the development of a support operation planning for RPAs which tries to reduce the risk of collision with aerial obstacles and reduce the people damage. For an emerging and young company of RPAs as ...

    • Development of a radar at 24 GHz for remote sensing applications 

      Blasco Coll, Andreu (Universitat Politècnica de Catalunya, 2014-12-18)
      Bachelor thesis
      Open Access
      This project will examine the capabilities of a radar sensor at 24GHz to measure the vibrations of buildings. The aim of this application, based on the detection of the vibration frequencies of the structure, is to detect ...

    • Diseño e implementacion de un circuito de low-power wake-up radio para redes de sensores inalambricos 

      Soava, Costin Marian (Universitat Politècnica de Catalunya, 2013-01-28)
      Bachelor thesis
      Open Access
      In this paper we have analyzed and experimentally evaluated the performance of energy saving techniques, namely the implementation of a wake-up circuit radio within the architecture of a sensor node. To determine the ...

    • Disseny d’un filtre predistorsionat a banda L 

      Pibernat Tirado, Joan (Universitat Politècnica de Catalunya, 2010-03-19)
      Bachelor thesis
      Open Access
      Aquest projecte consisteix en el disseny d’un filtre microona d’ordre quatre a banda L per ser instal·lat al receptor d’un satèl·lit espacial. El disseny es basa en unes especificacions tècniques sobre el filtre ...

    • Disseny i fabricació de dues antenes array amb polarització circular (horària i antihorària) 

      Ferre Tenas, Roger (Universitat Politècnica de Catalunya, 2016-07-13)
      Bachelor thesis
      Open Access
      The project is about the design and manufacturing of two circular polarized antennas in microstrip (clockwise and counterclockwise). The group of antennas is performed by linearly polarized rectangular elements. For designing ...

    • Effect of multi-sine signals on RF-energy harvesting and wireless power transfer efficiency 

      Bolos Cano, Ferran (Universitat Politècnica de Catalunya, 2015-11-05)
      Bachelor thesis
      Restricted access - author's decision
      This thesis is about the RF-DC conversion efficiency analysis of a rectifier when it is fed with multi-sine signals. To do it, a 900-930 MHz rectifier has been designed using Keysight ADS with Harmonic Balance, also, the ...

    • Estructures fractals de trèbol per ressonadors duals 

      Escoda Ramón, Jordi (Universitat Politècnica de Catalunya, 2008-01-31)
      Master thesis (pre-Bologna period)
      Open Access
      Aquest projecte tracta l’estudi d’estructures fractals de trèvol per la implementació i construcció de filtres amb ressonadors duals per aplicacions en les radiocomunicacions. Com anàlisi de l’estat de l’art, s’estudien ...

    • Estudio de la eficiencia de conversión RF-DC de un rectificador excitado por señales moduladas 

      Blanco Murillo, Javier (Universitat Politècnica de Catalunya, 2015-09-14)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
      The RF-DC conversion efficiency of a rectifier when it is excited by digitally modulated signals is studied. This project is the first step to the implementation of a system able to transmit energy and information ...

    • Estudio para la implementación de un banco de filtros-limitadores superconductor 

      Aires Casas, Francisco Manuel (Universitat Politècnica de Catalunya, 2010-03-05)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision

    • EUREKA: Research and Development of an ADS-B application for predictive maintenance through data fusion with satellite imagery data 

      Prat Esquerdo, Martí (Universitat Politècnica de Catalunya, 2020-11-16)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Aistech Space
      ADS-B presents itself as the surveillance technology that will provide aircraft controlling for years to come. By virtue of its broadcast nature, private companies such as Aistech Space are able to obtain and process huge ...

    • Herramienta de síntesis de filtros electro-acústicos 

      Chouati Ayad, Abdennasser (Universitat Politècnica de Catalunya, 2021-10-12)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Implantacio d'un sistema de multilateracio amb ssr al campus EPSC 

      Rosa Fernández, Ivana (Universitat Politècnica de Catalunya, 2011-06-30)
      Bachelor thesis
      Open Access
      L’objectiu d’aquest treball és estudiar el disseny i la implementació teòrica d’un sistema de localització i posicionament al campus de l’EETAC. La proposta original i els paràmetres bàsics han estat extrets d’un projecte ...

    • Improvement of the cost index as initiative of fuel efficiency promotion in a low cost airline 

      De La Cruz Martín, Sergi (Universitat Politècnica de Catalunya, 2016-06-23)
      Bachelor thesis
      Restricted access - author's decision
      The elaboration of this project has as main objective the improvement of the cost index currently used in the Airbus A319 fleet of Volotea, which was initially and provisionally adopted from the value used in Boeing B717 ...

    • Low Power UHF RFID occupancy sensor 

      Servent Abad, Angel (Universitat Politècnica de Catalunya, 2015-01-14)
      Bachelor thesis
      Open Access
      In this project we use the idea of RFID (Radio Frequency Identification), which is storage and information recuperation method. This method use devices called tags RFID for the identification. This RFID tags incorporate ...

    • Métodos de obtención de filtros de microondas con más de una banda de paso 

      Hueltes Escobar, Alberto (Universitat Politècnica de Catalunya, 2010-04-23)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      El término “microondas” es de uso común para hacer referencia al espectro de ondas electromagnéticas que abarcan longitudes de onda situadas entre 1mm y 1m, es decir, aquellas cuyas frecuencias pertenecen al rango que ...