Ara es mostren els items 136-155 de 321

    • Earth remote sensing with SMOS, Aquarius and SMAP missions 

      Pablos Hernández, Miriam (Universitat Politècnica de Catalunya, 2016-10-03)
      Tesi
      Accés obert
      The first three of a series of new generation satellites operating at L-band microwave frequencies have been launch in the last decade. L-band is particularly sensitive to the presence of water content in the scene under ...
    • Echo Doppler with structured light 

      Belmonte Molina, Aniceto; Pérez Torres, Juan (The Optical Society (OSA), 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      When a light beam with a transverse spatially - varying phase is considered for optical remote sensing, in addition to the usual longitudinal Doppler freq uency shift of the returned signal induced by the motion of ...
    • Edge diffraction computation using GRECO 

      Rius Casals, Juan Manuel; Carbo, Alex; Úbeda Farré, Eduard; Heldring, Alexander (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper addresses two graphical processing approaches for computation of edge scattering with Physical Theory of Diffraction (PTD) high-frequency approximation. One is based on processing only a bitmap containing an ...
    • Elaboració i anàlisi d'imatges radar desde satèl.lit 

      Villacorta Cantí, David (Universitat Politècnica de Catalunya, 2009-07-29)
      Treball Final de Grau
      Accés obert
    • Enrichissement de l'outillage de traces IRMA et création du décodeur ASTERIX 

      Farràs Espinal, Meritxell (Universitat Politècnica de Catalunya, 2017-07-28)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Realitzat a/amb:   Sopra Steria / École Nationale de l'Aviation Civile
      Day after day, the Human Machine Interfaces (HMIs) of the RADAR visualizations are being enhanced by improving their performances through updates and evolutions. Sometimes, the section toiling on maintaining the optimal ...
    • Ensayo a escala real de varias técnicas geomáticas de monitorización de movimientos de edificios 

      Lantada, Nieves; Núñez Andrés, María Amparo; Gili Ripoll, José Antonio; Buill Pozuelo, Felipe; Puig i Polo, Càrol; Zabaleta Zenarrutzabeitia, Izturitz; Rodríguez Jordana, Juan; Luzi, G.; Cuevas, M. (Ilustre Colegio Oficial de Ingenieros Técnicos en Topografía de España, 2012)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Dentro del proyecto de I+D del Ministerio de Ciencia e Innovación “Aplicación de técnicas geomáticas a la monitorización de edificios. Efecto térmico” (GEOTERM), coordinado por la Universidad Politécnica de Cataluña, se ...
    • ERAstar: A high-resolution ocean forcing product 

      Mestre Trindade, Ana Filipa; Portabella, Marcos; Stoffelen, Ad; Lin, Wenming; Verhoef, Anton (Institute of Electrical and Electronics Engineers (IEEE), 2019-10-22)
      Article
      Accés obert
      To address the growing demand for accurate high-resolution ocean wind forcing from the ocean modeling community, we develop a new forcing product, ERA*, by means of a geolocated scatterometer-based correction applied to ...
    • Estimation of snow pack characteristics by means of polarimetric SAR data 

      Reppucci, Antonio; Banque, Xavier; López Martínez, Carlos; Zhan, Yu; Alonso González, Alberto (SPIE, 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Characterization of the snow-pack is fundamental for several applications in hydrology, such as modelling and forecasting of snow melt runoff, water resource management and risk analysis. Thanks to its night/day capabilities ...
    • Estimation of vegetation structure parameters from SMAP radar intensity observations 

      Jagdhuber, Thomas; Montzka, Carsten; López Martínez, Carlos; Baur, Martin J.; Link, Moritz; Piles de la Fuente, María Pilar; Das, Narendra Narayan; Jonard, François (Institute of Electrical and Electronics Engineers (IEEE), 2021-01-01)
      Article
      Accés obert
      In this article, we present a multipolarimetric estimation approach for two model-based vegetation structure parameters (shape A and orientation distribution ψ of the main canopy elements). The approach is based on a reduced ...
    • Estrategias de procesado para la maximización de puntos de medida en entornos no urbanos 

      Aguado Berga, Vicente (Universitat Politècnica de Catalunya, 2012-04)
      Projecte/Treball Final de Carrera
      Accés restringit per decisió de l'autor
      [ANGLÈS] Project based on the application of different processing strategies using the interferometric technique. The objective is to obtain a greater number of measuring points in non-urban areas where the temporal ...
    • Estudio de las áreas de peligro previstas (PADs) con el objetivo de poder ser tratadas como áreas a evitar en el ECDIS 

      García Sánchez, Diego (Universitat Politècnica de Catalunya, 2020-01-10)
      Treball Final de Grau
      Accés obert
    • Estudio de las distribuciones de las antenas de radar de barrido electrónico 

      de los Reyes, Elías; Ferrando, Miguel; Jofre Roca, Lluís; Elias Fusté, Antoni (Fundación Universidad-Empresa, 1986)
      Text en actes de congrés
      Accés obert
    • Estudio de las prestaciones de contra-contra-medidas radar en entornos ruidosos 

      Rius Casals, Juan Manuel; Elias Fusté, Antoni; Calvo, S (Unión Científica Internacional de Radio (URSI), 1989)
      Text en actes de congrés
      Accés obert
      A Multiplier-Convolution-Multiplier (M.C.M.) processor behaves as a frequency-time converter. A computer simulation study is made to analize the performance of this device in a noisy environment. Own to its compressive ...
    • Estudio de las prestaciones de Contra-Contramedidas radar en entornos ruidosos 

      Elias Fusté, Antoni (1989)
      Text en actes de congrés
      Accés obert
      A Multiplier-Convolution-Multiplier (M.C.M.) processor behaves as a frequency-time converter. A computer simulation study is made to analize the performance of this device in a noisy environment. Own to its compressive ...
    • Estudio del stcbiestatico para radar 

      Aguasca Solé, Alberto; Elias Fusté, Antoni (1991)
      Text en actes de congrés
      Accés obert
      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 ...
    • Estudio por computación de ambientes que generan dispersión de la señal de GPR 

      Solà Ballester, Joana (Universitat Politècnica de Catalunya, 2017-06-16)
      Treball Final de Grau
      Accés obert
      La microzonificación sísmica detallada de Barcelona se inició con datos de radar de subsuelo (GPR) para localizar rieras y paleocanales del subsuelo. En los datos se observó un efecto de dispersión en las zonas de riera. ...
    • Evaluación de la distorsión de un filtro compresor y su efecto en el procesado CFAR 

      Casanovas Gonzalez, Luis; Elias Fusté, Antoni; de los Reyes, Elías (Universidad Politécnica de Madrid (UPM), 1988)
      Text en actes de congrés
      Accés obert
      Clutter statistical alteratión due to the digital operation of th~ match fil ter is examined. It is shown a great deformation from Rayleigh function after a square root detector.
    • Evaluación de la sobreinterrogación de transponders en la banda 1030/1090 MHz 

      Llamas Duran, Ismael (Universitat Politècnica de Catalunya, 2022-02-10)
      Treball Final de Grau
      Accés obert
      Air Navigation Service Provider from each country, in Spain ENAIRE, is the organism responsible of efficient and safe aircraft movement. For this purpose, it deploys an infrastructure called CNS which stands for communication, ...
    • Evaluación de prestaciones y simulación de pérdidas en radares pulsados 

      de los Reyes, Elías; Fernández de Muniain, Javier; Elias Fusté, Antoni (Universidad Politécnica de Madrid (UPM), 1988)
      Text en actes de congrés
      Accés obert
      This paper shows the influence of several loss factors on radar systems. It deals specially with those loss factors which are due to atmospheric effects, such as refraction, reflexion and the rain effects on radar system ...
    • Evaluation of a bilateral filtering approach for tomographic SAR denoising 

      D'Hondt, Olivier; Guillaso, Stephane; López Martínez, Carlos; Hellwich, Ollaf (VDE-Verlag, 2016)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This work proposes to evaluate the effects of a spatially adaptive filter called NDSAR-BLF (N-Dimensional SAR Bilateral Filter) on scatterer separation and height estimation from SAR tomograms. We have developed a spatial ...