• Algoritmo interferométrico para un sistema radar de apertura sintética circular de corto alcance 

    Sagués Piella, Lluís; Fabregas Canovas, Francisco Javier; Broquetas Ibars, Antoni (1997)
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    This paper presents an interferometric algorithm capable of working with SAR images obtained from measurements carried out with antennas that describe a circular trajectory. The antennas are positioned on a vertical mast ...
  • Circular synthetic aperture radar (C-SAR) system for ground based applications 

    Broquetas Ibars, Antoni; Porrata-Dòria i Yagüe, Ramir de; Sagués Piella, Lluís; Fabregas Canovas, Francisco Javier; Jofre Roca, Lluís (IEE-INST ELEC ENG, 1997-05-01)
    Article
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    The authors present an SAR system capable of obtaining radar images from measurements carried out with antennas that describe a circular trajectory centred outside the target region. The analytical formulation of the ...
  • High-speed focusing algorithm for circular synthetic aperture radar (C-SAR) 

    Bara Iniesta, Marc Antoni; Sagués Piella, Lluís; Paniagua Nicolás, Fernando; Broquetas Ibars, Antoni; Fabregas Canovas, Francisco Javier (IEE-INST ELEC ENG, 2000-04-30)
    Article
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    A new algorithm is presented which is capable of generating very fast high-resolution images for circular synthetic aperture radar (C-SAR) systems. Its main characteristic is that it allows the processing of data from such ...
  • Indoor experiments on polarimetric SAR interferometry 

    Sagués Piella, Lluís; López-Sánchez, Juan Manuel; Fortuny, Joaquim; Fabregas Canovas, Francisco Javier; Broquetas Ibars, Antoni; Sieber, A. J. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2000-03-31)
    Article
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    A coherence optimization method, which makes use of polarimetry to enhance the quality of SAR interferograms, has been experimentally tested under laboratory conditions in an anechoic chamber. By carefully selecting the ...
  • Polarimetric radar interferometry for improved mine detection and surface clutter rejection 

    Sagués Piella, Lluís; López Márquez, Miguel Ángel; Fortuny, Joaquim; Fabregas Canovas, Francisco Javier; Broquetas Ibars, Antoni; Sieber, Alois (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2001-06-30)
    Article
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    A recently developed technique, polarimetric radar interferometry, is applied to tackle the problem of the detection of buried objects embedded in surface clutter. An experiment with a fully polarimetric radar in an anechoic ...
  • 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
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    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 ...