Publications of Pau Prats

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Publications of Pau Prats

Articles in journal, book chapters

  1. P. Prats, R. Scheiber, J. Mittermayer, A. Meta, and A. Moreira. Processing of Sliding Spotlight and TOPS SAR Data Using Baseband Azimuth Scaling. Geoscience and Remote Sensing, IEEE Transactions on, 48(2):770-780, Feb. 2010. ISSN: 0196-2892. Keyword(s): data acquisition, geophysical image processing, radar imaging, synthetic aperture radar, Doppler centroid, SAR processing, ScanSAR mode, TOPS SAR Data, TerraSAR-X, azimuth processing, baseband azimuth scaling, data focusing, phase preserving processor, sliding spotlight, synthetic aperture radar, terrain observation, Azimuth scaling, SAR processing, ScanSAR, Terrain Observation by Progressive Scans (TOPS), spotlight, synthetic aperture radar (SAR).


  2. Esra Erten, Andreas Reigber, Olaf Hellwich, and Pau Prats. Glacier Velocity Monitoring by Maximum Likelihood Texture Tracking. IEEE Transactions on Geoscience and Remote Sensing, 47(2):394-405, Feb. 2009. ISSN: 0196-2892. Keyword(s): SAR Processing, glaciology, hydrological techniques, image processing, maximum likelihood estimation, remote sensing by radar, spaceborne radar, synthetic aperture radar, Asia, ENVISAT-ASAR data acquisition, Inyltshik glacier, Kyrgyzstan, Maximum Likelihood Texture Tracking, alpine glacier systems, classical intensity tracking technique, glacier velocities measurement, glacier velocity monitoring, ice flows, intensity-based matching algorithm, melting, multiplicative speckle/noise model, remotely sensed data, signal-to-noise ratio, snowfall, spatial dynamics, speckle decorrelation, statistical description, synthetic aperture radar data, temporal dynamics, temporal speckle structure, tracking algorithm.


  3. Pau Prats, Rolf Scheiber, Andreas Reigber, Christian Andres, and Ralf Horn. Estimation of the Surface Velocity Field of the Aletsch Glacier Using Multibaseline Airborne SAR Interferometry. IEEE Transactions on Geoscience and Remote Sensing, 47(2):419-430, Feb. 2009. ISSN: 0196-2892. Keyword(s): SAR Processing, InSAR, DInSAR, airborne SAR, glaciology, hydrological techniques, SAR Interferometry, Interferometry, remote sensing by radar, synthetic aperture radar, Aletsch Glacier, Alps, German Aerospace Center, L-band, airborne interferometric synthetic aperture radar, data acquisition, differential interferometry, experimental SAR system, line-of-sight displacement, multisquint approach, navigation system, residual motion errors, surface velocity field estimation, temperate glaciers, ESAR.


  4. Pau Prats, J.J. Mallorqui, Andreas Reigber, Rolf Scheiber, and Alberto Moreira. Estimation of the Temporal Evolution of the Deformation Using Airborne Differential SAR Interferometry. IEEE Transactions on Geoscience and Remote Sensing, 46(4):1065-1078, April 2008. ISSN: 0196-2892. Keyword(s): SAR Processing, DInSAR, InSAR, Interferometry, digital elevation models, error analysis, motion compensation, MoComp, radar interferometry, Multi-Baseline SAR, synthetic aperture radar, topography (Earth)DLR, Experimental SAR system, E-SAR, Airborne SAR, German Aerospace Center, agricultural fields, airborne differential synthetic aperture radar interferometry, baseline error, corner reflector, deformation, differential interferometry processor, digital elevation model, image coregistration, residual motion errors, temporal evolution, topography.


  5. P. Prats, J.J. Mallorqui, A. Reigber, R. Scheiber, and A. Moreira. Estimation of the Temporal Evolution of the Deformation Using Airborne Differential SAR Interferometry. IEEE Transactions on Geoscience and Remote Sensing, 46(4):1065-1078, Apr. 2008. Keyword(s): digital elevation models, error analysis, motion compensation, radar interferometry, synthetic aperture radar, topography (Earth), DLR, Experimental SAR system, German Aerospace Center, agricultural fields, airborne differential synthetic aperture radar interferometry, baseline error, corner reflector, deformation, differential interferometry processor, digital elevation model, image coregistration, residual motion errors, temporal evolution, topography, Differential interferometry, SAR processing, interferometry, motion compensation (MoCo), synthetic aperture radar (SAR);.


  6. P. Prats, K.A. Camara de Macedo, A. Reigber, R. Scheiber, and J.J. Mallorqui. Comparison of Topography- and Aperture-Dependent Motion Compensation Algorithms for Airborne SAR. IEEE Geoscience and Remote Sensing Letters, 4(3):349-353, July 2007. ISSN: 1545-598X. Keyword(s): Algorithm design and analysis, Approximation algorithms, Azimuth, Focusing, Frequency, Motion compensation, Performance analysis, Radar tracking, Surfaces, Synthetic aperture radar, motion compensation, synthetic aperture radar, topography (Earth), DLR, Fourier-based motion compensation algorithms, German Aerospace Center, airborne SAR, airborne synthetic aperture radar, angle accommodation, azimuthal topography accommodation, beam-center approximation, computational complexity, reference height, track deviations, Calibration, image registration, interferometry, motion compensation (MoCo), synthetic aperture radar (SAR);.


  7. P. Prats, Karlus A. Cāmara de Macedo, A. Reigber, R. Scheiber, and J. J. Mallorqui. Comparison of Topography- and Aperture-Dependent Motion Compensation Algorithms for Airborne SAR. Geoscience and Remote Sensing Letters, IEEE, 4(3):349-353, 2007. ISSN: 1545-598X. Keyword(s): SAR Processing, Motion Compensation, PTA-Algorithm, Precise Topography- and Aperture-Dependent (PTA) Algorithm, SATA, Subaperture Topography- and Aperture-dependent (SATA) Algorithm, Frequency Division (FD) Algorithm, Topography-Based Motion Compensation, ESAR, L-Band Calibration, image registration, interferometry, motion compensation (MoCo), synthetic aperture radar (SAR), Comparison, Comparsion of Motion Compensation Algorithms, InSAR, Airborne SAR.


  8. A. Reigber, P. Prats, and J.J. Mallorqui. Refined estimation of time-varying baseline errors in airborne SAR interferometry. IEEE Geoscience and Remote Sensing Letters, 3(1):145-149, January 2006. Keyword(s): SAR Processing, Airborne SAR, calibration, Interferometry, L-Band, Baseline refinement, calibration, interferometry, InSAR, Motion Compensation, repeat-pass interferometry, Residual Motion Errors, RME, Squinted SAR, Multi-Squint Processing, ESAR, geophysical signal processing, geophysical techniques, motion compensation, remote sensing by radar, synthetic aperture radar SAR focusing, airborne SAR data, airborne SAR interferometry, digital elevation model, motion compensation, multisquint processing approach, navigation system, repeat-pass systems, residual motion errors, synthetic aperture radar, time-varying baseline errors.


  9. Pau Prats, Andreas Reigber, and Jordi J. Mallorqui. Topography-dependent motion compensation for repeat-pass interferometric SAR systems. Geoscience and Remote Sensing Letters, IEEE, 2(2):206-210, 2005. Keyword(s): SAR Processing, Motion Compensation, Topography-Based Motion Compensation, ESAR, L-Band, Airborne SAR, radar imaging, remote sensing by radar, synthetic aperture radar, Topography, German Aerospace Center E-SAR, DLR, SAR data processing, airborne L-band repeat-pass interferometric data, Interferometry, Chirp Scaling Algorithm, Extended Chirp Scaling Algorithm, azimuth compression, azimuth coregistration errors, external digital elevation model, DEM, image enhancement, image registration, impulse response degradation, phase artifacts, repeat-pass interferometric SAR systems, Calibration, image registration, repeat-pass interferometry.


  10. Pau Prats, Andreas Reigber, and Jordi J. Mallorqui. Interpolation-free coregistration and phase-correction of airborne SAR interferograms. Geoscience and Remote Sensing Letters, IEEE, 1(3):188-191, 2004. Keyword(s): SAR Processing, Airborne SAR, calibration, Interferometry, L-Band, synthetic aperture radar, airborne L-band repeat-pass interferometry, airborne SAR interferograms, azimuth registration errors, interpolation-free coregistration, navigation system, phase azimuth undulations, residual motion error correction, spectral diversity technique, synthetic aperture radar, Calibration, SAR, image registration, interferometry, Motion Compensation, repeat-pass interferometry, synthetic aperture radar.


  11. Pau Prats and Jordi J. Mallorqui. Estimation of azimuth phase undulations with multisquint processing in airborne interferometric SAR images. Geoscience and Remote Sensing, IEEE Transactions on, 41(6):1530-1533, 2003. Keyword(s): SAR Processing, Squinted SAR, airborne radar, radar imaging, synthetic aperture radar, ESAR, DLR experimental airborne SAR, Germany, Oberpfaffenhofen test site, azimuth phase undulations, calibration, image pairs, interferometric airborne synthetic aperture radar systems, multisquint processing, phase error correction, phase error detection, single-pass interferometrie data, squint angles, technique, InSAR, Interferometry.


Conference articles

  1. G. Krieger, I. Hajnsek, K. P. Papathanassiou, M. Eineder, M. Younis, F. De Zan, P. Prats, S. Huber, M. Werner, H. Fiedler, A. Freeman, P. Rosen, S. Hensley, W. Johnson, L. Veilleux, B. Grafmueller, R. Werninghaus, R. Bamler, and A. Moreira. The Tandem-L mission proposal: Monitoring Earth's dynamics with high resolution SAR interferometry. In Proc. IEEE Radar Conf., pages 1-6, May 2009. ISSN: 1097-5659. Keyword(s): Earth's Dynamics Monitoring, Tandem-L mission, advanced digital beamforming techniques, biomass inventories, glacier movement observations, global forest height, high data acquisition, high resolution SAR interferometry, innovative interferometric radar mission, millimetric displacements measurements, polarimetric radar mission, synthetic aperture radar, tectonic shifts, data acquisition, glaciology, radar interferometry, radar polarimetry, remote sensing by radar, synthetic aperture radar, tectonics, vegetation;.


  2. Marcelo Albuquerque, Pau Prats, and Rolf Scheiber. Applications of Time-Domain Back-Projection SAR Processing in the Airborne Case. In European Conference on Synthetic Aperture Radar (EUSAR), pages 4, 06 2008. VDE Verlag GmbH. ISBN: 978-3-8007-3084-1. Keyword(s): SAR Processsing, Time-Domain Back-Projection, TDBP, Back-Projection, Synthetic Aperture Radar (SAR), motion compensation, tomography, Airborne SAR, E-SAR, Topography-dependent motion compensation, Motion Compensation, MoComp, Interferometry, Non-Linear SAR, Non-Linear Flight Tracks.


  3. Pau Prats, Christian Andres, Rolf Scheiber, Karlus A. Cāmara de Macedo, Jens Fischer, and Andreas Reigber. Glacier displacement field estimation using airborne SAR interferometry. In IEEE International Geoscience and Remote Sensing Symposium, 2007. IGARSS 2007., pages 2098-2101, July 2007. Keyword(s): SAR Processing, SAR interferometry, InSAR, DInSAR, Spectral Diversity, Residual Motion Errors, Motion Compensation, MoComp, Airborne SAR, ESAR, airborne radar, glaciology, hydrological techniques, radar interferometry, synthetic aperture radar2D displacement map, Aletsch glacier, E-SAR, Experimental SAR, German Aerospace Center, Swiss Alps, across-track displacement, airborne SAR data, airborne, along-track displacement, extended multisquint approach, glacier displacement field estimation, slant-range geometry.


  4. Rolf Scheiber, Pau Prats, Matteo Nannini, Karlus A. Cāmara de Macedo, Christian Andres, Jens Fischer, and Ralf Horn. Advances in airborne SAR interferometry using the experimental SAR system of DLR. In European Radar Conference, EuRAD 2007., 2007. Keyword(s): SAR Processing, SAR Tomography, Tomography, InSAR, Interferometry, PTA, SATA, Residual Motion Errors, Motion Compensation, DInSAR, Differential InSAR, Differential Interferometry, E-SAR.


  5. P. Prats, A. Reigber, J. Mallorqui, P. Blanco, and A. Moreira. Estimation of the Deformation Temporal Evolution Using Airborne Differential SAR Interferometry. In Geoscience and Remote Sensing Symposium, 2006. IGARSS 2006. IEEE International Conference on, pages 1894-1897, July 31 2006-Aug. 4 2006. Keyword(s): SAR Processing, D-InSAR, ESAR, Airborne SAR, L-Band, differential interferometry, Interferometry, Motion Compensation, RME, Residual Motion Errors, deformation measurement.


  6. J. Sanz-Marcos, J. Mallorqui, A. Aguasca, and P. Prats. First ENVISAT and ERS-2 Parasitic Bistatic Fixed Receiver SAR Images Processed with the Subaperture Range-Doppler Algorithm. In Geoscience and Remote Sensing Symposium, 2006. IGARSS 2006. IEEE International Conference on, pages 1840-1843, July 31 2006-Aug. 4 2006.


  7. P. Prats, A. Reigber, and J.J. Mallorqui. Topography accommodation during motion compensation in interferometric repeat-pass SAR images. In Geoscience and Remote Sensing Symposium, 2005. IGARSS '05. Proceedings. 2005 IEEE International, volume 1, pages 4pp., 25-29 July 2005. Keyword(s): SAR Processing, Motion Compensation, Topography-Based Motion Compensation, ESAR, L-Band, Airborne SAR, radar imaging, synthetic aperture radar, Topography, German Aerospace Center E-SAR, DLR, SAR data processing, airborne L-band repeat-pass interferometric data, Interferometry, Chirp Scaling Algorithm, Extended Chirp Scaling Algorithm, azimuth compression, azimuth coregistration errors, external digital elevation model, DEM, image enhancement, image registration, impulse response degradation, phase artifacts, repeat-pass interferometric SAR systems, Calibration, image registration, repeat-pass interferometry.


  8. A. Reigber, P. Prats, and J.J. Mallorqui. Refined estimation of time-varying baseline errors in airborne SAR interferometry. In Geoscience and Remote Sensing Symposium, 2005. IGARSS '05. Proceedings. 2005 IEEE International, volume 7, pages 4799-4802, 25-29 July 2005. Keyword(s): SAR Processing, Airborne SAR, calibration, Interferometry, L-Band, Baseline refinement, calibration, interferometry, InSAR, Motion Compensation, repeat-pass interferometry, Residual Motion Errors, RME, Squinted SAR, Multi-Squint Processing.


  9. J. Sanz-Marcos, P. Prats, and J.J. Mallorqui. Bistatic fixed-receiver parasitic SAR processor based on the back-propagation algorithm. In Geoscience and Remote Sensing Symposium, 2005. IGARSS '05. Proceedings. 2005 IEEE International, volume 2, pages 1056-1059, 25-29 July 2005.


  10. P. Prats, J.J. Mallorqui, and A. Broquetas. Calibration of interferometric airborne SAR images using a multisquint processing approach. In Geoscience and Remote Sensing Symposium, 2003. IGARSS '03. Proceedings. 2003 IEEE International, volume 7, pages 4353-4355vol.7, 21-25 July 2003. Keyword(s): SAR Processing, Motion Compensation, ESAR, L-Band, X-Band, Airborne SAR, Squinted SAR, Interferometry, azimuth phase undulations, calibration, image pairs, interferometric airborne synthetic aperture radar systems, InSAR, multisquint processing, phase error correction, phase error detection, single-pass interferometrie data.


  11. A. Reigber, P. Prats, R. Scheiber, and J.J. Mallorqui. Options for high-precision motion compensation for airborne differential SAR interferometry. In Geoscience and Remote Sensing Symposium, 2003. IGARSS '03. Proceedings. 2003 IEEE International, volume 7, pages 4356-4358vol.7, 21-25 July 2003. Keyword(s): SAR Processing, D-InSAR, InSAR, ESAR, Airborne SAR, L-Band, differential interferometry, Interferometry, Motion Compensation, RME, Residual Motion Errors, Spectral Diversity, Multi-Squint Processing, Digital Elevation Model, DEM.



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