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Ara es mostren els items 62-81 de 81

    • Radiació i propagació. Fulls de resposta laboratori 

      Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; Torres Torres, Francisco; Vall-Llossera Ferran, Mercedes Magdalena (2013-07-09)
      Report de recerca
      Accés obert

    • Radiació i propagació. Pràctiques de laboratori 

      Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; Torres Torres, Francisco; Vall-Llossera Ferran, Mercedes Magdalena (2013-07-03)
      Report de recerca
      Accés obert

    • Radiación y propagación (RP): colección de problemas 

      Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; Torres Torres, Francisco; Vall-Llossera Ferran, Mercedes Magdalena (2013-09-02)
      Report de recerca
      Accés obert

    • Radiation and Propagation (RP-2B). Exercises. October 2013 

      Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; Torres Torres, Francisco; Vall-Llossera Ferran, Mercedes Magdalena (2013-10-07)
      Report de recerca
      Accés obert

    • Radiation and Propagation: Test on Linear Circuits (English) 

      Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; López Martínez, Carlos (2014-01-07)
      Report de recerca
      Accés obert

    • Reconstrucción de la reflectividad de blancos radar 

      Broquetas Ibars, Antoni; Rius Casals, Juan Manuel; Fabregas Canovas, Francisco Javier; Galmes, S; Jofre Roca, Lluís (Unión Científica Internacional de Radio (URSI), 1989)
      Text en actes de congrés
      Accés obert
      Processing radar cross section data is possible to image sorne properties of a target. The paper presents two radar imaging algorithms allowing the reconstruction of reflectivi ty distribution of the target or i ts ...

    • RP: anàlisi de rendiment acadèmic i satisfacció 2012-13 Q2 

      Torres Torres, Francisco; Fabregas Canovas, Francisco Javier; López Martínez, Carlos (2013-07-08)
      Report de recerca
      Accés obert

    • RP: Autotest conocimientos previos Circuitos Lineales 

      Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; López Martínez, Carlos (2014-01-07)
      Report de recerca
      Accés obert

    • SAR interferometric coherence in wide band systems 

      Sagués Piella, Lluís; Bara Iniesta, Marc Antoni; Fabregas Canovas, Francisco Javier; Broquetas Ibars, Antoni (VSP BV, 2000-02-28)
      Article
      Accés obert
      This paper presents a study of the interferometric coherence aimed to the understanding of the main sources of phase error of an operative wide band system. This objective is accomplished by finding a theoretical expression ...

    • SAR interferometric phase statistics in wavelet domain 

      López Martínez, Carlos; Fabregas Canovas, Francisco Javier (2002-09-30)
      Article
      Accés obert
      Synthetic aperture radar (SAR) interferometry is employed to obtain topographic information. Owing to noise, interferometric information has to be filtered. The wavelet transform can be employed to filter the interferometric ...

    • Single-pass polarimetric SAR interferometry for vessel classification 

      Margarit Martín, Gerard; Mallorquí Franquet, Jordi Joan; Fabregas Canovas, Francisco Javier (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-11-30)
      Article
      Accés obert
      This paper presents a novel method for vessel classification based on single-pass polarimetric synthetic aperture radar (SAR) interferometry. It has been developed according to recent ship scattering studies that show that ...

    • Study of the speckle noise effects over the eigen decomposition of polarimetric SAR data: a review 

      López Martínez, Carlos; Alonso González, Alberto; Fabregas Canovas, Francisco Javier (European Space Agency (ESA), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper is focused on considering the effects of speckle noise on the eigen decomposition of the co- herency matrix. Based on a perturbation analysis of the matrix, it is possible to obtain an analytical expression ...

    • Target spinor calibration (TSC) for polarimetric radar cross-section measurements 

      Fabregas Canovas, Francisco Javier; Romeu Robert, Jordi; Broquetas Ibars, Antoni; Jofre Roca, Lluís (IEE-INST ELEC ENG, 1995-09-01)
      Article
      Accés obert
      A new polarimetric calibration method is proposed based on scattering matrix decomposition, via Pauli matrices. This scheme operates with the Pauli target vectors instead of the scattering matrix. The base elements of the ...

    • Transitori en línies de transmissió ideal 

      Fabregas Canovas, Francisco Javier; Torres Torres, Francisco (2014-02-14)
      Report de recerca
      Accés obert

    • Transpolarizing trihedral corner reflector characterization using a GB-SAR system 

      Ferrer, Pere J.; López Martínez, Carlos; Aguasca Solé, Alberto; Pipia, Luca; González Arbesú, José María; Fabregas Canovas, Francisco Javier; Romeu Robert, Jordi (2011-07)
      Article
      Accés restringit per política de l'editorial
      The use of a low-profile, lightweight, and easy-to-fabricate transpolarizing surface placed on one side of a trihedral corner reflector (TCR) as a polarimetric calibrator is presented in this letter. The transpolarizing ...

    • Una experiencia de evaluación continuada en Radiación y Propagación 

      Torres Torres, Francisco; Fabregas Canovas, Francisco Javier; López Martínez, Carlos; Corbella Sanahuja, Ignasi (Editorial Universitat Politècnica de València, 2014)
      Text en actes de congrés
      Accés obert

    • Underlying topography estimation and separation of scattering contributions over forests based on polInSAR data 

      López Martínez, Carlos; Alonso González, Alberto; Fabregas Canovas, Francisco Javier; Papathanassiou, Kostantinos (2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The work detailed in this paper analyzes the topographic phase retrieval process on forested areas by means of Polarimetric Interferometric SAR data. On the basis of the Random Volume over Ground scattering model, an ...

    • Urban applications 

      Colin-Koeniguer, Elise; Trouve, Nicolas; Yamaguchi, Yoshio; Huang, Yue; Ferro Famil, Laurent; Navarro Sánchez, Víctor Diego; López Sánchez, Juan Manuel; Monells Miralles, Daniel; Iglesias González, Rubén; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; López Martínez, Carlos (Springer, 2021)
      Capítol de llibre
      Accés obert
      The experimental result reported in this chapter review the application of (high resolution) Synthetic Aperture Radar (SAR) data to extract valuable information for monitoring urban environments in space and time. Full ...

    • Using several monitoring techniques to measure the rock mass deformation in the Montserrat Massif 

      Janeras Casanova, Marc; Jara Salvador, José Antonio; López Pacheco, Ferran; Marturiá Alavedra, Jordi; Royan, Manuel J.; Vilaplana Fernández, Joan Manuel; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Cabranes, Fabián; Gili Ripoll, José Antonio (Institute of Physics (IOP), 2015)
      Comunicació de congrés
      Accés obert
      Montserrat Mountain is located near Barcelona in Catalonia, at the north-east cornerof Spain, and its massif is formed by conglomerate interleaved by siltstone/sandstone withsteep slopes very prone to rock ...

    • Wavelet Transform-Based Interferometric SAR Coherence Estimator 

      López Martínez, Carlos; Fabregas Canovas, Francisco Javier; Pottier, Eric (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-12-31)
      Article
      Accés obert
      A novel method to estimate interferometric coherence in synthetic aperture radar interferometry is proposed. It is demonstrated that this approach is not affected by the terrain topography, contrary to multilook techniques. ...