Publications about 'phase gradient autofocus (PGA)'

Articles in journal or book chapters

  1. Y. Huang, F. Liu, Z. Chen, J. Li, and W. Hong. An Improved Map-Drift Algorithm for Unmanned Aerial Vehicle SAR Imaging. IEEE Geoscience and Remote Sensing Letters, pp 1-5, 2020. Keyword(s): Synthetic aperture radar, Unmanned aerial vehicles, Apertures, Azimuth, Trajectory, Electronics packaging, Doppler effect, Map-drift algorithm (MDA), motion compensation (MOCO), random sample consensus (RANSAC), unmanned aerial vehicle synthetic aperture radar (UAV SAR) imaging.. [Abstract] [bibtex-entry]

  2. D. Feng, D. An, X. Huang, and Y. Li. A Phase Calibration Method Based on Phase Gradient Autofocus for Airborne Holographic SAR Imaging. IEEE Geoscience and Remote Sensing Letters, pp 1-5, 2019. Keyword(s): Calibration, Imaging, Synthetic aperture radar, Electronics packaging, Image reconstruction, Radar polarimetry, Azimuth, Holographic synthetic aperture radar (HoloSAR) tomography, phase calibration, phase gradient autofocus (PGA), three-dimensional (3-D) imaging.. [Abstract] [bibtex-entry]

  3. Octavio Ponce, Pau Prats-Iraola, Rolf Scheiber, Andreas Reigber, and Alberto Moreira. First Airborne Demonstration of Holographic SAR Tomography With Fully Polarimetric Multicircular Acquisitions at L-Band. IEEE_J_GRS, 54(10):6170-6196, October 2016. Keyword(s): geophysical techniques, radar imaging, remote sensing by radar, synthetic aperture radar, 2-D synthetic aperture, Fully Polarimetric Multicircular Acquisitions, German Aerospace Center, Germany, HoloSAR tomogram polarimetric analysis, Kaufbeuren, L-Band, SAR systems, airborne F-SAR sensor, coherent imaging approach, complex reflectivity, compressive sensing, fast-factorized back-projection, forest backscattering analysis, full 3-D reconstructions, generalized likelihood ratio test, geometric acquisition, geoscience community, holographic SAR tomography, holographic techniques, impulse response function, incoherent imaging, individual circular trajectories, internal structure imaging, multicircular SAR acquisitions, polarimetric L-band HoloSAR survey, radar resolution capability function, scatterer polarimetric signature, semitransparent media, sidelobe power, spatial resolution, synthetic aperture radar, target 3-D IRF, tomographic techniques, volumetric backscattering, Apertures, Radar imaging, Spatial resolution, Synthetic aperture radar, Tomography, Circular synthetic aperture radar (CSAR), compressive sensing (CS), fast-factorized back-projection (FFBP), holographic sar tomography (HoloSAR), phase gradient autofocus (PGA), polarimetric synthetic aperture radar (PolSAR). [bibtex-entry]

  4. D. Zhu, R. Jiang, X. Mao, and Z. Zhu. Multi-Subaperture PGA for SAR Autofocusing. IEEE Transactions on Aerospace and Electronic Systems, 49(1):468-488, January 2013. Keyword(s): SAR Processing, Autofocus, synthetic aperture radar, SAR autofocusing, spotlight mode synthetic aperture radar, full-aperture phase gradient autofocus, PGA algorithm, high-order phase error, residual range cell migration, RCM, coherent processing interval, stripmap data, multisubaperture PGA algorithm, map drift technique, subaperture phase error, PGA-MD, Electronics packaging, Synthetic aperture radar, Azimuth, Image resolution, Accuracy, Polynomials, Estimation. [Abstract] [bibtex-entry]

  5. L. Zhang, Z. Qiao, M. Xing, L. Yang, and Z. Bao. A Robust Motion Compensation Approach for UAV SAR Imagery. IEEE Trans. Geosci. Remote Sens., 50(8):3202-3218, August 2012. Keyword(s): autonomous aerial vehicles, geophysical image processing, geophysical techniques, maximum likelihood estimation, motion compensation, remote sensing by radar, synthetic aperture radar, robust motion compensation approach, UAV SAR imagery, unmanned aerial vehicle, synthetic aperture radar, remote sensing application, atmospheric turbulence, range invariant motion error, weighted phase gradient autofocus, nonsystematic range cell migration function, range dependent phase error, maximum likelihood WPGA algorithm, subaperture phase error, inertial navigation system, Electronics packaging, Estimation, Trajectory, Robustness, Navigation, Thyristors, Geometry, Local maximum-likelihood (LML), motion compensation (MOCO), phase gradient autofocus (PGA), synthetic aperture radar (SAR), unmanned aerial vehicle (UAV), weighted phase gradient autofocus (WPGA). [Abstract] [bibtex-entry]

  6. José-Tomás González-Partida, Pablo Almorox-González, Mateo Burgos-Garcěa, and Blas-Pablo Dorta-Naranjo. SAR System for UAV Operation with Motion Error Compensation beyond the Resolution Cell. Sensors, Special Issue on Synthetic Aperture Radar, 8(5):3384-3405, 2008. Keyword(s): SAR Processing, Motion Compensation, MoComp, Airborne SAR, UAV, Unmanned Airborne Vehicle, LFM-CW, Continuous Wave SAR, Phase Gradient Autofocus, Autofocus, PGA, Range Alignment, Residual Motion Errors, mmW SAR, mmW, Ka-Band SAR. [Abstract] [bibtex-entry]

  7. W. L. Van Rossum, M. P. G. Otten, and R. J. P. Van Bree. Extended PGA for range migration algorithms. IEEE Transactions on Aerospace and Electronic Systems, 42(2):478-488, April 2006. Keyword(s): SAR Proceedings, Autofocus, Phase Gradient Autofocus, PGA, gradient methods, radar imaging, Range Migration Algorithm, omega-k, Wavenumber Domain Algorithm, Spotlight SAR, synthetic aperture radar. [Abstract] [bibtex-entry]

  8. D.E. Wahl, P.H. Eichel, D.C. Ghiglia, and C.V. Jakowatz. Phase gradient autofocus-a robust tool for high resolution SAR phase correction. IEEE Transactions on Aerospace and Electronic Systems, 30(3):827-835, July 1994. Keyword(s): SAR Processing, Autofocus, Phase Gradient Autofocus. [Abstract] [bibtex-entry]

Conference articles

  1. An Daoxiang, Huang Xiaotao, and Wang Liang. Contrast Optimized PGA Algorithm for P-band UWB SAR. In Radar, 2006. CIE '06. International Conference on, pages 1-4, Oct. 2006. Keyword(s): SAR Processing, Autofocus, Phase Gradient Autofocus, Contrast Optimization. [Abstract] [bibtex-entry]

  2. Armin W. Doerry. Autofocus correction of SAR images exhibiting excessive residual migration. In Robert N. Trebits and James L. Kurtz, editors, Proceedings of SPIE Vol. 5788, Radar Sensor Technology IX, volume 5788, pages 34-45, 2005. SPIE. Keyword(s): SAR Processing, Autofocus, Phase Gradient Autofocus. [Abstract] [bibtex-entry]

  3. Richard Abrahamsson, Jian Li, Petre Stoica, and Gunnar Thordarson. Sensitivity of two autofocus algorithms to spatially variant phase errors. In E. G. Zelnio, editor, Proceedings of SPIE Vol. 5788, volume 4382 of Presented at the Society of Photo-Optical Instrumentation Engineers (SPIE) Conference, pages 29-40, August 2001. Keyword(s): SAR Processing, Phase Gradient Autofocus, PGA, AUTOCLEAN, CLEAN, Polar Format Algorithm, Autofocus, Residual Motion Errors, Motion Errors, Motion Compensation, MoComp, Motion Through Resolution Cells, Spatially Variant Phase Errors, Airborne SAR. [Abstract] [bibtex-entry]

  4. P. Zavattero. Distributed target SAR image de-blurring using phase gradient autofocus. In Radar Conference, 1999. The Record of the 1999 IEEE, pages 246-249, April 1999. Keyword(s): SAR Processing, Autofocus, Phase Gradient Autofocus. [Abstract] [bibtex-entry]

  5. D.G. Thompson, J.S. Bates, D.V. Arnold, David G. Long, and A. Robertson. Range dependent phase gradient autofocus. In IEEE International Geoscience and Remote Sensing Symposium Proceedings, IGARSS '98, volume 5, pages 2634-2636, July 1998. Keyword(s): SAR Processing, Autofocus, Phase Gradient Autofocus, PGA, Range-dependent. [Abstract] [bibtex-entry]

  6. D.E. Wahl, C.V. Jakowatz, and P.A. Thompson. New approach to strip-map SAR autofocus. In Digital Signal Processing Workshop, 1994., 1994 Sixth IEEE, pages 53-56, October 1994. Keyword(s): SAR Processing, Autofocus, Phase Curvature Autofocus, Phase Gradient Autofocus. [Abstract] [bibtex-entry]



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This collection of SAR literature is far from being complete.
It is rather a collection of papers which I store in my literature data base. Hence, the list of publications under PUBLICATIONS OF AUTHOR'S NAME should NOT be mistaken for a complete bibliography of that author.

Last modified: Mon Feb 1 16:40:43 2021
Author: Othmar Frey, Earth Observation and Remote Sensing, Institute of Environmental Engineering, Swiss Federal Institute of Technology - ETH Zurich .

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