An Imaging Algorithm for Spaceborne High-Squint L-Band SAR Based on Time-Domain Rotation
For spaceborne high-squint L-band synthetic aperture radar (SAR), the long wavelength and
high-squint angle result in strong coupling between the range and azimuth directions. In …
high-squint angle result in strong coupling between the range and azimuth directions. In …
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 …
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 …
Focusing improvement of curved trajectory spaceborne SAR based on optimal LRWC preprocessing and 2-D singular value decomposition
The curved trajectory can lead to severely 2-D spatial-variance in spaceborne synthetic
aperture radar (SAR). The azimuth-variance makes the traditional frequency domain …
aperture radar (SAR). The azimuth-variance makes the traditional frequency domain …
A modified equivalent range model and wavenumber-domain imaging approach for high-resolution-high-squint SAR with curved trajectory
Z Li, M Xing, W Xing, Y Liang, Y Gao… - … on Geoscience and …, 2017 - ieeexplore.ieee.org
In a synthetic aperture radar (SAR) system, the radar platform may move with a curved
trajectory due to the existence of vertical velocity and acceleration, which may result in the …
trajectory due to the existence of vertical velocity and acceleration, which may result in the …
Azimuth resampling processing for highly squinted synthetic aperture radar imaging with several modes
The linear range walk yields a significant range-azimuth coupling effect in a highly squinted
synthetic aperture radar (SAR). Although the linear range walk correction (LRWC) technique …
synthetic aperture radar (SAR). Although the linear range walk correction (LRWC) technique …
Interpolation free wide nonlinear chirp scaling algorithm for spaceborne stripmap range sweep SAR imaging
Y Wang, Z Ding, T Zeng, T Long - IEEE Geoscience and …, 2019 - ieeexplore.ieee.org
The spaceborne stripmap range sweep synthetic aperture radar (SAR)(SS-RSSAR) is a new-
concept SAR mode proposed to efficiently image regions of interest (ROI) squinted with …
concept SAR mode proposed to efficiently image regions of interest (ROI) squinted with …
A Novel Imaging Algorithm for High-Resolution Wide-Swath Space-Borne SAR Based on a Spatial-Variant Equivalent Squint Range Model
Y Guo, P Wang, J Chen, Z Men, L Cui, L Zhuang - Remote Sensing, 2022 - mdpi.com
High-Resolution Wide-Swath (HRWS) is an important development direction of space-borne
Synthetic Aperture Radar (SAR). The two-dimensional spatial variation of the Doppler …
Synthetic Aperture Radar (SAR). The two-dimensional spatial variation of the Doppler …
Imaging for high-resolution wide-swath spaceborne SAR using cubic filtering and NUFFT based on circular orbit approximation
S Zhao, Y Deng, R Wang - IEEE Transactions on Geoscience …, 2016 - ieeexplore.ieee.org
In the processing of high-resolution wide-swath spaceborne synthetic aperture radar data,
the slant range history is difficult to formulate with a high accuracy over a long data …
the slant range history is difficult to formulate with a high accuracy over a long data …
On the processing of very high resolution spaceborne SAR data: A chirp-modulated back projection approach
D Meng, C Ding, D Hu, X Qiu, L Huang… - … on Geoscience and …, 2017 - ieeexplore.ieee.org
A new image formation algorithm is proposed for processing very high resolution
spaceborne sliding-spotlight synthetic aperture radar (SAR) data. Because of along-track …
spaceborne sliding-spotlight synthetic aperture radar (SAR) data. Because of along-track …