Now showing items 21-40 of 66

  • Design and first results of an UAV-borne L-band radiometer for multiple monitoring purposes 

    Acevo Herrera, René; Aguasca Solé, Alberto; Bosch Lluís, Xavier; Camps Carmona, Adriano José; Martínez-Fernández, José; Sánchez-Martín, Nilda; Pérez-Gutiérrez, Carlos (2010-06-29)
    Article
    Open Access
    UAV (unmanned Aerial Vehicle) platforms represent a challenging opportunity for the deployment of a number of remote sensors. These vehicles are a cost-effective option in front of manned aerial vehicles (planes and ...
  • Differential SAR interferometry with orbital, airborne and ground-based sensors 

    Monells Miralles, Daniel; Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; Broquetas Ibars, Antoni; Fabregas Canovas, Francisco Javier; López Martínez, Carlos; Alonso González, Alberto; Iglesias González, Rubén; Centolanza, Giuseppe (2011)
    Conference lecture
    Open Access
    • Introduction to Differential Interferometry • Orbital Sensors: ERS, ENVISAT, RADARSAT2, TerraSAR-X. • Airborne Sensors: DLR’s E-SAR • Ground-Based Sensors: UPC’s GB-SAR • Conclusions
  • Down-slope combination of orbital and ground-based DInSAR for the efficient monitoring of slow-moving landslides 

    Iglesias González, Rubén; Monells Miralles, Daniel; Centolanza, Giuseppe; Mallorquí Franquet, Jordi Joan; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto (VDE Conference Publications, 2014)
    Conference report
    Restricted access - publisher's policy
    This paper seeks to demonstrate that radar-based remote sensing techniques are as effective as conventional geotechnical ones for geo-hazard assessment and mitigation. Concretely, this work encourages the proper combination ...
  • Dual-polarization GNSS-R interference pattern technique for soil moisture mapping 

    Alonso Arroyo, Alberto; Camps Carmona, Adriano José; Aguasca Solé, Alberto; Forte Veliz, Giuseppe Francesco; Monerris Belda, Alessandra; Rudiger, Christoph; Walker, Jeffrey; Hyuk, Park; Pascual Biosca, Daniel; Onrubia Ibáñez, Raúl (2014-05-01)
    Article
    Restricted access - publisher's policy
    The interference pattern technique (IPT) consists of the coherent addition of the direct and reflected global navigation satellite systems (GNSS) signals in the receiving antenna. The detected power oscillates (fading), ...
  • Estudio del stcbiestatico para radar 

    Aguasca Solé, Alberto; Elias Fusté, Antoni (1991)
    Conference report
    Open Access
    The recieved signa! by rhe radar receiver musr be correcred by a funcrion (Sensirivy Time Conrrol), this function is applied to maintain constant the power recieved from all rargers wirh same RCS in any arbitrary space ...
  • From experimental campaigns to BEC - CP34 salinity products: Tribute to the Contributions of prof. Font to the SMOS Mission 

    Camps Carmona, Adriano José; Gabarró Prats, Carolina; Vall-Llossera Ferran, Mercedes Magdalena; Blanch Boris, Sebastián; Aguasca Solé, Alberto; Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Duffo Ubeda, Núria; Turiel, Antonio; Portabella, Marcos; Ballabrera-Poy, Joaquim; González-Gambau, Verónica; Martínez, Justino; Villarino Villarino, Ramón; Enrique, Luis; Monerris Belda, Sandra; Bosch, Xavier; Sabia, Roberto; Talone, Marco; Piles Guillem, Maria; Pablos Hernánez, Miriam; Valencia, Enric (2016-09-01)
    Article
    Open Access
    This article summarizes some of the activities in which Jordi Font, research professor and head of the Department of Physical and Technological Oceanography, Institut de Ciències del Mar (CSIC, Spanish National Research ...
  • From field experiments to salinity products: a tribute to the contributions of Jordi Font to the SMOS mission 

    Camps Carmona, Adriano José; Gabarró Prats, Carolina; Vall-Llossera Ferran, Mercedes Magdalena; Blanch Boris, Sebastián; Aguasca Solé, Alberto; Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Duffo Ubeda, Núria; Turiel Martínez, Antonio; Portabella, Marcos; Ballabrera Poy, Joaquim; González Gambau, V.; Martinez, Justino; Villarino Villarino, Ramón; Monerris Belda, Sandra; Bosch Lluís, Xavier; Sabia, Roberto; Talone, Marco; Piles Guillem, Maria; Pablos Hernánez, Miriam; Valencia Domènech, Enric (2016-09-01)
    Article
    Open Access
    This article summarizes some of the activities in which Jordi Font, research professor and head of the Department of Physical and Technological Oceanography, Institut de Ciències del Mar (CSIC, Spanish National Research ...
  • Geometría de los sistemas radar biestáticos 

    Elias Fusté, Antoni; Vigo Tarrés, J. X.; Broquetas Ibars, Antoni; Aguasca Solé, Alberto (1990)
    Conference report
    Open Access
  • Ground-based polarimetric SAR interferometry for the monitoring of terrain displacement phenomena-part II: applications 

    Iglesias González, Rubén; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Pipia, Luca (2015-03-01)
    Article
    Open Access
    Urban subsidence and landslides are among the greatest hazards for people and infrastructure safety and they require an especial attention to reduce their associated risks. In this framework, ground-based synthetic aperture ...
  • Ground-based polarimetric SAR interferometry for the monitoring of terrain displacement phenomena-part I: theoretical description 

    Iglesias González, Rubén; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Pipia, Luca (2015-03-01)
    Article
    Open Access
    Ground-based synthetic aperture radar (SAR) (GB-SAR) sensors represent an effective solution for the monitoring of ground displacement episodes. Initially, the most GB-SAR sensors were based on vector network analyzers ...
  • Hyperspectral-derived indices for soil moisture estimation at very high resolution 

    Sanchez, Nilda; Martinez Fernandez, Jose; Piles Guillem, Maria; Camps Carmona, Adriano José; Vall-Llossera Ferran, Mercedes Magdalena; Aguasca Solé, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    Hyperspectral indices from the Compact Airborne Spectrographic Imager (CASI 550), together with land surface temperatures from the Thermal Airborne Spectrographic Imager (TASI 600) and brightness temperatures from a L-band ...
  • 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
    Open Access
    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
    Open Access
    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 ...
  • Infrared thermograms applied to near-field testing 

    González Arbesú, José María; Aguasca Solé, Alberto; Blanch Boris, Sebastián; Romeu Robert, Jordi (European Space Agency, 2000)
    Conference report
    Open Access
    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
    Open Access
    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, J.M.; Aguasca Solé, Alberto; Romeu Robert, Jordi (Institution of Electrical Engineers, 1999-05)
    Article
    Open Access
    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
    Open Access
    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 ...
  • Micrometric deformation imaging at W-Band 

    Abril, Jordi; Nova, Enrique; Broquetas Ibars, Antoni; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (IEEE, 2011)
    Conference report
    Restricted access - publisher's policy
    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
    Open Access
    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 ...
  • Multiport multiband coupling minimization for miniature antennas 

    Serrano, Raquel; Capdevila Cascante, Santiago; Aguasca Solé, Alberto; Romeu Robert, Jordi; Jofre Roca, Lluís (2009)
    Conference report
    Open Access
    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 ...