Now showing items 1-20 of 24

    • Advanced radar geosynchronous observation system: ARGOS 

      Monti Guarnieri, Andrea; Broquetas Ibars, Antoni; Recchia, Andrea; Rocca, Fabio; Ruiz Rodon, Josep (Institute of Electrical and Electronics Engineers (IEEE), 2015-07-01)
      Article
      Open Access
      The Advanced Radar Geosynchronous Observation System is proposed to be a multiple-input–multiple-output synthetic aperture radar (SAR) system hosted on a swarm of minisatellites in quasi-geostationary orbits. The system ...
    • Analysis and evaluation of Terrain Observation by Progressive Scans (TOPSAR) mode in Synthetic Aperture Radar 

      Ruiz Rodon, Josep (Universitat Politècnica de Catalunya, 2009)
      Master thesis (pre-Bologna period)
      Open Access
      Synthetic Aperture Radar (SAR) is a technique used in radar (RAdio Detection And Ranging) [1] systems to get high resolution images which are impossible to obtain with a conventional radar. This method allows us to acquire ...
    • Anàlisi SAR per missions de rescat utilitzant vehicles aeris no tripulats 

      Gallego Jiménez, Francisco Javier (Universitat Politècnica de Catalunya, 2016-10)
      Master thesis (pre-Bologna period)
      Open Access
    • Análisis de técnicas incoherentes para la detección de movimientos del terreno con imágenes SAR 

      Pastó Bota, Anna Rosa (Universitat Politècnica de Catalunya, 2012-04-23)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      [ANGLÈS] The SAR (Synthetic Aperture Radar) system delivers high resolution images of Earth's surface. This project aim is to detect and measure ground motions from two incoherent techniques, i.e. those techniques developed ...
    • Calibration techniques of interferometric microwave receivers 

      Ortega Corral, Antonio (Universitat Politècnica de Catalunya, 2017-10-18)
      Bachelor thesis
      Restricted access - author's decision
      An interferometer for orbital determination receives a satellite signal at different spatial points using antennas that form a baseline. Those received signals have a different phase which is related to the distance between ...
    • Caracterització dels moviments del terreny a la zona de Cardona 

      Fabian Arderiu, Jordi (Universitat Politècnica de Catalunya, 2016-06-22)
      Master thesis (pre-Bologna period)
      Open Access
    • Characterization of a precise orbit determination interferometer 

      Traver Tarrés, Ignasi (Universitat Politècnica de Catalunya, 2018-02-06)
      Bachelor thesis
      Open Access
      This project addresses the characterization of an interferometer used for satellite orbit determination. It is included in the context of the assemblage of a Geostationary Synthetic Aperture Radar (GeoSAR) for Earth and ...
    • Compact acquisition system for high resolution radars 

      Snider Fiñana, Rodrigo (Universitat Politècnica de Catalunya, 2016-10)
      Master thesis
      Open Access
      Current analog data acquisition systems are complex systems based on high speed FPGA and microprocessors. Digital technologies are growing faster; microcontrollers are implementing more powerful peripherals, like ...
    • Compact L-band SAR payload for UAV 

      Zaragoza Arbo, Josep (Universitat Politècnica de Catalunya, 2016-02-09)
      Bachelor thesis
      Open Access
      Design of a signal interference canceller due to the coupling between antennas for a SAR system.
    • Comparative analyses of multi-frequency PSI ground deformation measurements 

      Sabater Cifuentes, José Raúl (Universitat Politècnica de Catalunya, 2012-03-29)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      [ANGLÈS] In recent years many new developments have been made in the field of SAR image analysis. The diversity of available SAR imagery allows a wider range of applications to be covered in the domain of risk management ...
    • Design of a bistatic SAR processor for GEOSAR systems 

      Scherk Fontanals, Álvaro (Universitat Politècnica de Catalunya, 2018-10)
      Bachelor thesis
      Open Access
      This document is an investigation about GEOSAR technology and possible methods that improve the performance especially by accurately pointing or focusing the antenna towards the target. Results obtained show that this ...
    • Development of an algorithm for the obtention of the SAR image from Near-Field recorded data in a Mobile RCS Handheld 

      Ibañez Domenech, Iban (Universitat Politècnica de Catalunya, 2014-06)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Rheinisch-Westfälische Technische Hochschule Aachen
      [ANGLÈS] In this thesis two dimensional radar imaging solutions are investigated, implemented and analysed in order to be used in a Mobile RCS Handheld which requires some specific constraints which must be overcome. One ...
    • Diseño y caracterización del modo de adquisición "On-The-Fly" en un SAR de 94 GHz 

      Martínez Cervera, Arturo (Universitat Politècnica de Catalunya, 2015-09)
      Master thesis (pre-Bologna period)
      Open Access
      Design of a continuous acquisition mode for a 94 GHz radar, execution of the modifications needed for the correct operation and validation of the system through experimental measures.
    • Estudio de viabilidad de los radares de apertura sintética geosíncronos 

      González Quintás, Alba (Universitat Politècnica de Catalunya, 2010-11)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • Feasibility of geosynchronous satellites for synthetic aperture radar remote sensing at Ka-BAND 

      Ruiz, Josep; González, Alba; Broquetas Ibars, Antoni; Monti Guarnieri, Andrea; Carcano, Laura; Fideli, Giorgio; Rocca, Fabbio (European Space Agency (ESA), 2010)
      Conference report
      Restricted access - author's decision
      This document presents the conceptual design and analysis of a Synthetic Aperture Radar (SAR) system based on geosynchronous satellites (GEOSAR) working at Ka-band. These satellites, apparently orbiting in a fixed position ...
    • Formación de imágenes radar de apertura sintética (SAR) de precisión mediante técnicas de retroproyección 

      Sensat Nogués, Mònica (Universitat Politècnica de Catalunya, 2015-05-13)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] Satellite, aircraft, drone or rail based on synthetic aperture radars (SAR) offer the opportunity to study landslides and changes occurred to the Earth through the processing of the signal received by the system. ...
    • GEOSAR Mission: Orbit Determination Methods and Techniques 

      Fernandez Uson, Marc (Universitat Politècnica de Catalunya, 2016-05)
      Master thesis (pre-Bologna period)
      Open Access
      Multiple applications such as land stability control, natural risks prevention or accurate numerical weather prediction models from water vapour atmospheric mapping would substantially benefit from permanent radar monitoring ...
    • Ground-based SAR imaging basics and land clutter effects on the focused image 

      Lort Cuenca, Marc (Universitat Politècnica de Catalunya, 2014-09-10)
      Master thesis
      Open Access
      Remote Sensing is the science and art of obtaining information about an object, area, or phenomenon through the analysis of data acquired by a device that is not in contact with the object, area, or phenomenon under ...
    • High accuracy synthetic aperture radar (SAR) processor for UAV platforms 

      Rodriguez Torrecillas, Ricard (Universitat Politècnica de Catalunya, 2018-10-18)
      Bachelor thesis
      Open Access
      The combination of frequency-modulated continuous-wave (FMCW) technology and synthetic aperture radar (SAR) techniques leads to lightweight cost-effective imagining sensor of high resolution. One limiting factor to use of ...
    • Multidimensional SAR data representation and processing based on Binary Partition Trees 

      Alonso González, Alberto (Universitat Politècnica de Catalunya, 2011-07-20)
      Master thesis
      Open Access
      English: A novel multidimensional SAR data abstraction is presented, based on Binary Partition Trees (BPT). This data abstraction is employed for different applications, as data filtering and segmentation, change detection, ...