Motion compensation errors: Effects on the accuracy of airborne SAR images

G Fornaro, G Franceschetti… - IEEE Transactions on …, 2005 - ieeexplore.ieee.org
This work addresses the study of the effect of residual uncompensated motion errors due to
positioning measurement instrument and digital elevation model inaccuracies on the …

Refined estimation of time-varying baseline errors in airborne SAR interferometry

A Reigber, P Prats, JJ Mallorqui - IEEE Geoscience and …, 2006 - ieeexplore.ieee.org
The processing of airborne synthetic aperture radar (SAR) data requires a precise
compensation of the deviations of the platform movement from a straight line. This is usually …

Topography-dependent motion compensation for repeat-pass interferometric SAR systems

P Prats, A Reigber, JJ Mallorqui - IEEE Geoscience and …, 2005 - ieeexplore.ieee.org
This letter presents a new motion compensation algorithm to process airborne
interferometric repeat-pass synthetic aperture radar (SAR) data. It accommodates …

Calibration requirements for airborne SAR interferometry

JJ Mallorqui, M Bara… - SAR Image Analysis …, 2000 - spiedigitallibrary.org
One of the main limitations on the use of SAR interferometry to automatically generate
Digital Elevation Models (DEM) is related with both the accurate calibration of the system …

Precise topography-and aperture-dependent motion compensation for airborne SAR

KAC de Macedo, R Scheiber - IEEE Geoscience and Remote …, 2005 - ieeexplore.ieee.org
Efficient synthetic aperture radar (SAR) processing algorithms are unable to exactly
implement the aperture-and topography-dependent motion compensation due to the …

Estimation of azimuth phase undulations with multisquint processing in airborne interferometric SAR images

P Prats, JJ Mallorqui - IEEE Transactions on Geoscience and …, 2003 - ieeexplore.ieee.org
Presents a technique to detect and correct phase errors appearing in interferometric
airborne synthetic aperture radar (SAR) systems due to the lack of precision in the …

An autofocus approach for residual motion errors with application to airborne repeat-pass SAR interferometry

KAC De Macedo, R Scheiber… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
Airborne repeat-pass SAR systems are very sensible to subwavelength deviations from the
reference track. To enable repeat-pass interferometry, a high-precision navigation system is …

Trajectory deviations in airborne SAR: Analysis and compensation

G Fornaro - IEEE Transactions on Aerospace and Electronic …, 1999 - ieeexplore.ieee.org
This paper concerns the analysis and compensation of trajectory deviations in airborne
synthetic aperture radar (SAR) systems. Analysis of the received data spectrum is carried out …

A robust motion error estimation method based on raw data

Y Li, C Liu, Y Wang, Q Wang - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
High-resolution airborne synthetic aperture radar (SAR) systems are very sensible to
deviations of the aircraft from the reference track. In high-resolution imagery, the …

Comparison of topography-and aperture-dependent motion compensation algorithms for airborne SAR

P Prats, KAC de Macedo, A Reigber… - … and Remote Sensing …, 2007 - ieeexplore.ieee.org
This letter presents a comparison between three Fourier-based motion compensation
(MoCo) algorithms for airborne synthetic aperture radar (SAR) systems. These algorithms …