An azimuth frequency non-linear chirp scaling (FNCS) algorithm for TOPS SAR imaging with high squint angle
During the data acquisition of a squint terrain observation by progressive scan (TOPS)
synthetic aperture radar (SAR), the steering of the antenna main beam increases the …
synthetic aperture radar (SAR), the steering of the antenna main beam increases the …
Squinted TOPS SAR imaging based on modified range migration algorithm and spectral analysis
For the squinted terrain observation by progressive scans (TOPS) imaging mode, three
problems need to be considered: azimuth spectrum aliasing, serious range-azimuth …
problems need to be considered: azimuth spectrum aliasing, serious range-azimuth …
An efficient approach with scaling factors for TOPS-mode SAR data focusing
W Xu, P Huang, Y Deng, J Sun… - IEEE Geoscience and …, 2011 - ieeexplore.ieee.org
The Terrain Observation by Progressive Scans (TOPS) mode is a novel spaceborne imaging
mode which can be used to obtain wide-swath coverage and overcome major drawbacks in …
mode which can be used to obtain wide-swath coverage and overcome major drawbacks in …
TOPS-mode raw data processing using chirp scaling algorithm
W Xu, P Huang, R Wang, Y Deng… - IEEE Journal of Selected …, 2013 - ieeexplore.ieee.org
This paper presents four imaging approaches for terrain observation by progressive scans
(TOPS)-mode SAR focusing, all of which take advantage of modified chirp scaling (CS) …
(TOPS)-mode SAR focusing, all of which take advantage of modified chirp scaling (CS) …
Spaceborne high-squint high-resolution SAR imaging based on two-dimensional spatial-variant range cell migration correction
Z Ding, P Zheng, H Li, T Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
High-squint imaging is an effective means to enhance the flexibility and coverage ability of
spaceborne synthetic aperture radar (SAR). Although existing imaging algorithms based on …
spaceborne synthetic aperture radar (SAR). Although existing imaging algorithms based on …
Wide nonlinear chirp scaling algorithm for spaceborne stripmap range sweep SAR imaging
Y Wang, JW Li, J Yang - IEEE Transactions on Geoscience and …, 2017 - ieeexplore.ieee.org
The spaceborne stripmap range sweep synthetic aperture radar (SS-RSSAR) is a new
concept spaceborne SAR system that images the region of interest (ROI) with ROI-orientated …
concept spaceborne SAR system that images the region of interest (ROI) with ROI-orientated …
A new nonlinear chirp scaling algorithm for high-squint high-resolution SAR imaging
Y Wang, J Li, F Xu, J Yang - IEEE Geoscience and Remote …, 2017 - ieeexplore.ieee.org
Among high-squint high-resolution (HSHR) synthetic aperture radar imaging algorithms,
nonlinear chirp scaling algorithm (NLCSA) and its extensions, such as extended NLCSA …
nonlinear chirp scaling algorithm (NLCSA) and its extensions, such as extended NLCSA …
TOPSAR data focusing based on azimuth scaling preprocessing
W Xu, P Huang, Y Deng - Advances in space research, 2011 - Elsevier
Both Doppler spectral aliasing and azimuth output time folding simultaneously exist in
TOPSAR (Terrain Observation by Progressive Scans) raw data. Resampling in both Doppler …
TOPSAR (Terrain Observation by Progressive Scans) raw data. Resampling in both Doppler …
A Decoupled Chirp Scaling Algorithm for High-Squint SAR Data Imaging
Y Guo, P Wang, X Zhou, T He… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The capability to work on the high-squint mode brings great advantages to the synthetic
aperture radar (SAR) system. However, the efficient imaging of the high-squint SAR data has …
aperture radar (SAR) system. However, the efficient imaging of the high-squint SAR data has …
[HTML][HTML] A modified range Doppler algorithm for high-squint SAR data imaging
Y Guo, P Wang, Z Men, J Chen, X Zhou, T He, L Cui - Remote Sensing, 2023 - mdpi.com
The high-squint airborne Synthetic Aperture Radar (SAR) has the ability to detect the target
area flexibly, and the detection swath is significantly increased compared with the side …
area flexibly, and the detection swath is significantly increased compared with the side …