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Ara es mostren els items 54-73 de 84

    • Optimum design of a scavenging antenna system 

      Serrano, Raquel; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (2010)
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      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)
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    • 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)
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    • 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)
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      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)
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      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)
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      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)
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      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 ...

    • Polarimetric temporal analysis of urban environments with a ground-based SAR 

      Pipia, Luca; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; López Martínez, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2013-04)
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      Accés restringit per política de l'editorial
      Revisiting time constitutes a key constraint for continuous monitoring activities based on space- and airborne synthetic aperture radar (SAR) acquisitions. Conversely, the employment of terrestrial platforms overcomes ...

    • Precise orbit observation techniques for geosynchronous synthetic aperture radar (GEOSAR) 

      Nicolás Álvarez, Jorge; Broquetas Ibars, Antoni; Aguasca Solé, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2019)
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      The orbit accuracy requirements for a Geosynchronous Synthetic Aperture Radar (GEOSAR) are studied. Compared to telecommunication GEO satellites' station keeping needs, focusing the GEOSAR synthetic aperture demands a more ...

    • PSI deformation map retrieval by means of temporal sublook coherence on reduced sets of SAR images 

      Iglesias González, Rubén; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; Gili Ripoll, José Antonio; Corominas Dulcet, Jordi (2015-01-01)
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      Prior to the application of any persistent scatterer interferometry (PSI) technique for the monitoring of terrain displacement phenomena, an adequate pixel selection must be carried out in order to prevent the inclusion ...

    • Radar biestàtic sincronitzat per Hitchhiking 

      Pous i Sabadí, Carles; Aguasca Solé, Alberto; Elias Fusté, Antoni; Broquetas Ibars, Antoni (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 1993)
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    • Receptor biestático sin enlace dedicado con el transmisor 

      Aguasca Solé, Alberto; Broquetas Ibars, Antoni; Elias Fusté, Antoni (Unión Científica Internacional de Radio (URSI), 1990)
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      This paper presents an introduction to the study and development of a new concept of Bistatic Radar Receiver, which eliminates any kind of direct microwave or optical fiber link between them. It is based on discret phase-lock ...

    • Remote bistatic receiver synchronization using DLL techniques 

      Aguasca Solé, Alberto; Broquetas Ibars, Antoni; Fernández de Muniain Comajuncosa, Javier (Institute of Electrical and Electronics Engineers (IEEE), 1992)
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      Pulse to pulse staggering in the pulse reference interval (PRI), usually used to increase the radar unambiguous range and MTI blind speeds, complicates notably the synchronization of the pulsed waveform. A free running ...

    • RFID based probes for EM-field measurements 

      Capdevila Cascante, Santiago; Massud, Muhammad; Serrano, Raquel; Aguasca Solé, Alberto; Blanch Boris, Sebastián; Romeu Robert, Jordi; Bolomey, J.Ch; Jofre Roca, Lluís (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
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      In this paper the use of RFID for EM field measurement is studied. A novel RFID antenna with high tuning capabilities is presented and measured, and it is used in combination with several RFID IC to measure the EM ...

    • RocExs 2017 field trip: rockfall risk management in the Montserrat massif 

      Janeras Casanova, Marc; Corominas Dulcet, Jordi; Jara Salvador, José Antonio; Guinau, Marta; Aguasca Solé, Alberto; Blanch, Xabier; Paret, David; Ferré, Anna; Buxó, Pere (International Centre for Numerical Methods in Engineering (CIMNE), 2017)
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      This field trip has been devised as the closure of this sixth edition of the RocExs workshop, on the Wednesday May 24th. According to the purposes of this interdisciplinary meeting, most of the suggested topics for the ...

    • Self-similar current distribution on fractal Sierpinski antenna verified with infrared thermograms 

      González Arbesú, José María; Puente Baliarda, Carles; Romeu Robert, Jordi; Aguasca Solé, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 1999)
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      Experimental verification of the fractal Sierpinski antenna surface current distribution is presented. Measured data from an infrared camera agree with numerical data showing a self-similar behavior in the current density ...

    • Simulador de señales radar para visualización en un P.P.I 

      Aguasca Solé, Alberto; Elias Fusté, Antoni; Broquetas Ibars, Antoni (1989)
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      This paper shows the a student training RADAR computer to control it, simulated and introduced transformation of a non-coherent X-band RADAR in station. Using the RADAR P. P. I and a personal Rayleigh targets and clutter ...

    • Simulador de señales radar para visualización en un PPI 

      Aguasca Solé, Alberto; Elias Fusté, Antoni; Broquetas Ibars, Antoni (1998)
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      This paper shows the a student training RADAR computer to control it, simulated and introduced transformation of a non-coherent X-band RADAR in station. Using the RADAR P. P. I and a personal Rayleigh targets and clutter ...

    • Sistema lidar coherente para la monitorización de la velocidad de blancos sólidos 

      Rodríguez Gómez, Alejandro Antonio; Comerón Tejero, Adolfo; Mesalles, E; Aguasca Solé, Alberto; Puente Baliarda, Carles; Rocadenbosch Burillo, Francisco (Unión Científica Internacional de Radio, 1997)
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      Coherent Laser Radar (Lidar) Velocimeters (CLRV) can provide many advantages to solid target velocity monitoring, as compared to microwave-based systems. Narrower bandwidth, lower transmitted power and higher Doppler ...

    • Sistema lidar coherente para monitorización de velocidades de blancos sólidos 

      Rodríguez Gómez, Alejandro Antonio; Comerón Tejero, Adolfo; Aguasca Solé, Alberto; Puente Baliarda, Carles; Rocadenbosch Burillo, Francisco (1997)
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