AgileSAR: Achieving wide-swath spaceborne SAR based on time-space sampling

Z Yu, W Chen, P Xiao, C Li - IEEE Access, 2018 - ieeexplore.ieee.org
High resolution and wide swath, which are related to imaging quality and observation
efficiency, are the key specifications for spaceborne synthetic aperture radar (SAR). Owing …

Framework of spaceborne sparse SAR mode design

H Bi, Y Song, J Zhang, D Zhu… - EUSAR 2024; 15th …, 2024 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) mode design makes a tradeoff between resolution and swath
width to achieve highresolution and wide-swath imaging by controlling beam scanning …

High-resolution and wide-swath imaging of spaceborne SAR via random PRF variation constrained by the coverage diagram

B Dong, G Li, Q Zhang - IEEE Transactions on Geoscience and …, 2022 - ieeexplore.ieee.org
There is an inherent tradeoff between range swath width and azimuth resolution in the
traditional spaceborne single-channel synthetic aperture radar (SAR). The range swath can …

A raster scan SAR system for ultra-wide swath imaging

P Wang, W Liu, J Chen, Z Men - Remote sensing letters, 2014 - Taylor & Francis
To overcome the inherent conflict between azimuth resolution and wide swath in
conventional synthetic aperture radar (SAR) systems, the concept of raster scan SAR (RS …

Design and performance analysis of sparse Tops SAR mode

H Bi, G Li, Y Song, J Zhang, D Zhu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
Terrain observation by progressive scans (TOPS) is a novel and promising wide-swath
synthetic aperture radar (SAR) imaging mode, which overcomes the scalloping effect …

Wide swath range sweep SAR: gapless imaging of wide scenes that are not parallel to the satellite orbit

K Lv, M Liu - Remote sensing letters, 2022 - Taylor & Francis
Spaceborne stripmap range sweep synthetic aperture radar (SS-RSSAR) can image regions
of interest tilted with the satellite orbit and has great potential in reducing data rates and …

High-resolution and wide-swath SAR imaging via Poisson disk sampling and iterative shrinkage thresholding

X Yang, G Li, J Sun, Y Liu… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Since the width of range swath of synthetic aperture radar (SAR) is restricted by the pulse
repetition frequency, there exists a tradeoff between the azimuth resolution and the range …

FA-ScanSAR: Full aperture scanning pulse by pulse for the nearspace slow-moving platform borne SAR

B Sun, J Chen, CS Li, YQ Zhou - Progress In Electromagnetics Research B, 2010 - jpier.org
Because the nearspace slow-moving platform borne synthetic aperture radar (SAR) can
realize high resolution imaging using low pulse repetition frequency (PRF), a full-aperture …

TOPS mode raw data generation from wide-beam SAR imaging modes

W Xu, Y Deng, F Feng, Y Liu, G Li - IEEE Geoscience and …, 2012 - ieeexplore.ieee.org
A synthetic aperture radar (SAR) raw data simulator of distributed target scenes is an
important tool for testing the system parameters, imaging algorithms, and so on, particularly …

Generation of wide-swath and high-resolution SAR images from multichannel small spaceborne SAR systems

Z Li, H Wang, T Su, Z Bao - IEEE Geoscience and Remote …, 2005 - ieeexplore.ieee.org
Future spaceborne synthetic aperture radar (SAR) systems will be required to produce high-
resolution imagery over a wide area of surveillance. However, the minimum antenna area …