Ara es mostren els items 41-60 de 84

    • Impact of wind-induced scatterers motion on GB-SAR imaging 

      Lort Cuenca, Marc; Aguasca Solé, Alberto; López Martínez, Carlos; Fabregas Canovas, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2018-08-13)
      Article
      Accés obert
      Ground-based synthetic aperture radar (GB-SAR) sensors represent a cost-effective solution for change detection and ground displacement assessment of small-scale areas in real-time early warning applications. GB-SAR systems ...
    • Improving the accuracy of soil moisture retrievals using the phase difference of the dual-polarization GNSS-R interference patterns 

      Alonso Arroyo, Alberto; Camps Carmona, Adriano José; Aguasca Solé, Alberto; Forte, G.; Monerris Belda, Sandra; Ruediger, Christoph; Walker, Jeffrey; Hyuk, Park; Pascual, D.; Onrubia Ibáñez, Raúl (2014-12-01)
      Article
      Accés obert
      Soil moisture (SM) is a key parameter in the climate studies at a global scale and a very important parameter in applications such as precision agriculture at a local scale. The Global Navigation Satellite Systems Interference ...
    • In-cabin 120 GHz radar system for functional human breathing monitoring in a 3D scenario 

      López Montero, María José; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (Íñigo Cuiñas Gómez, 2021)
      Text en actes de congrés
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      Driving is one of the activities that takes a significant part of a person’s time, that is why monitoring vital signs is useful for the wellness of the occupants of the vehicle. One of the vital signs that provides more ...
    • Infrared thermograms applied to near-field testing 

      González, J.M.; Aguasca Solé, Alberto; Romeu Robert, Jordi (Institution of Electrical Engineers, 1999-05)
      Article
      Accés obert
      Electromagnetic fields close to radiant structures can be measured quickly using an infrared camera. Examples of induced fields by wire antennas over a detection screen at distances shorter than one wavelength are presented. ...
    • Infrared thermograms applied to near-field testing 

      González Arbesú, José María; Aguasca Solé, Alberto; Romeu Robert, Jordi (IEE-INST ELEC ENG, 1999-05-31)
      Article
      Accés obert
      Electromagnetic fields close to radiant structures can be measured quickly using an infrared camera. Examples of induced fields by wire antennas over a detection screen at distances shorter than one wavelength are presented. ...
    • Infrared thermograms applied to near-field testing 

      González Arbesú, José María; Aguasca Solé, Alberto; Blanch Boris, Sebastián; Romeu Robert, Jordi (European Space Agency, 2000)
      Text en actes de congrés
      Accés obert
      Electromagnetic fields close to radiant structures can be measured quickly using an infrared camera. Examples of induced fields by wire antennas over a detection screen at distances shorter than one wavelength are presented. ...
    • Initial evaluation of SAR capabilities in UAV multicopter platforms 

      Lort Cuenca, Marc; Aguasca Solé, Alberto; López Martínez, Carlos; Martínez Marín, Tomás (2017-10-04)
      Article
      Accés obert
      Airborne synthetic aperture radar (SAR) sensors have been commonly used during the last decades to monitor different phenomena in medium-scale areas of observation, such as object detection and characterization or topographic ...
    • Interferometric orbit determination system for geosynchronous SAR missions: experimental proof of concept 

      Nicolás Álvarez, Jorge; Carreño Megias, Xavier; Ferrer Torres, Estel; Albert Galí, Miquel; Rodriguez Tersa, Judith; Aguasca Solé, Alberto; Broquetas Ibars, Antoni (Multidisciplinary Digital Publishing Institute (MDPI), 2022-10-01)
      Article
      Accés obert
      Future Geosynchronous Synthetic Aperture Radar (GEOSAR) missions will provide permanent monitoring of continental areas of the planet with revisit times of less than 24 h. Several GEOSAR missions have been studied in the ...
    • Interferometry based orbit observation for geosynchronous synthetic aperture radar (GEOSAR) missions 

      Nicolás Álvarez, Jorge; Carreño Megias, Xavier; Fusté i Lara, Oriol; Aguasca Solé, Alberto; Broquetas Ibars, Antoni (International Astronautical Federation, 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A major limitation of current Low Earth Orbit Synthetic Aperture Radars (LEOSAR) is related to their revisit time of several days or weeks. They cannot provide continuous monitoring over the same area of the planet. The ...
    • Micrometric deformation imaging at W-Band 

      Abril, Jordi; Nova, Enrique; Broquetas Ibars, Antoni; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (IEEE, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The measurement of scattered signals at W Band can be exploited to form images of small deformations with precisions in the order of tenths of micrometers. In this paper an Interferometric Synthetic Aperture Radar setup ...
    • Micrometric deformation imaging at W-Band with GBSAR 

      Martínez, Arturo; Aguasca Solé, Alberto; Lort Cuenca, Marc; Broquetas Ibars, Antoni (2017-02-17)
      Article
      Accés obert
      The paper presents the experimental evaluation of 94 GHz CW-FM Radar that can be configured as a Ground Based SAR (Synthetic Aperture Radar) for high resolution imaging and deformation control. This system has been designed ...
    • Multi-technique approach to rockfall monitoring in the Montserrat massif (Catalonia, NE Spain) 

      Janeras Casanova, Marc; Jara Salvador, José Antonio; Royan, Manuel J.; Vilaplana, Joan Manuel; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Gili Ripoll, José Antonio; Buxó, Pere (2017-03-09)
      Article
      Accés obert
      Realitzat a/amb:   Institut Cartogràfic i Geològic de Catalunya / Universitat de Barcelona. Departament de Dinàmica de la Terra i de l'Oceà
      Montserrat Mountain is located near Barcelona in Catalonia, in the northeast of Spain, and its massif is formed by conglomerate interleaved by siltstone/sandstone with steep slopes very prone to rockfalls. The increasing ...
    • Multiport multiband coupling minimization for miniature antennas 

      Serrano, Raquel; Capdevila Cascante, Santiago; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (2009)
      Text en actes de congrés
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      The equations governing the multiport multiband antennas are analyzed in this paper with the objective of drawing the design guidelines for low coupling small antennas. Those guidelines have been applied in the design and ...
    • Optimum design of a scavenging antenna system 

      Serrano, Raquel; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (2010)
      Text en actes de congrés
      Accés obert
      This paper presents some guidelines for the design procedure of an optimum scavenging antenna system. Based on these guidelines, a scavenging antenna has been fabricated and characterized, achieving very good results ...
    • Orbit determination for hydroterra mission. An interferometric approach 

      Broquetas Ibars, Antoni; Nicolás Álvarez, Jorge; Carreño Megias, Xavier; Fusté i Lara, Oriol; Aguasca Solé, Alberto (European Space Agency (ESA), 2019)
      Comunicació de congrés
      Accés restringit per política de l'editorial
    • Permittivity and temperature characterization of rubber compounds under high power microwaves 

      Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; Cardama Aznar, Ángel (IEE-INST ELEC ENG, 2001-06-30)
      Article
      Accés obert
    • Phase quality optimization in polarimetric differential SAR interferometry 

      Iglesias González, Rubén; Monells Miralles, Daniel; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; López Martínez, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2014-05)
      Article
      Accés restringit per política de l'editorial
      In this paper, a study of polarimetric optimization techniques in the frame of differential synthetic aperture radar (SAR) interferometry (DInSAR) is considered. Historically, DInSAR techniques have been limited to the ...
    • Polarimetric coherence optimization for interferometric differential applications 

      Pipia, Luca; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; López Martínez, Carlos; Mallorquí Franquet, Jordi Joan (2009)
      Text en actes de congrés
      Accés obert
      In this paper, the potentials of polarimetric coherenceoptimization techniques for differential interferometric SAR (DInSAR) applications are examined. For this purpose, the cutting-edge approaches available in the ...
    • Polarimetric optimization for DInSAR pixel selection with ground-based SAR 

      Iglesias González, Rubén; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; López Martínez, Carlos; Alonso González, Alberto; Mallorquí Franquet, Jordi Joan (IEEE, 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, the study of polarimetric optimization techniques for Differential SAR Interferometry (DInSAR) applications is analyzed. This work has been carried out in the framework of deformation map retrieval on ...
    • Polarimetric optimization of temporal sublook coherence for DInSAR applications 

      Iglesias González, Rubén; Monells Miralles, Daniel; López Martínez, Carlos; Mallorquí Franquet, Jordi Joan; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto (2015-01-01)
      Article
      Accés obert
      The application of differential synthetic aperture radar interferometry (DInSAR) techniques has been traditionally limited to the single-polarimetric case. The launch of satellites with polarimetric capabilities has triggered ...