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 …

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 …

Time-varying nadir echo suppression for spaceborne stripmap range sweep synthetic aperture radar via waveform diversity

Y Wang, Z Ding, W Ji, T Zeng, T Long… - IEEE Geoscience and …, 2020 - ieeexplore.ieee.org
The spaceborne stripmap range sweep synthetic aperture radar (SS-RSSAR) is a new
operation mode for efficiently imaging the regions squinted with satellite orbit. By …

Initial Mode Design Framework of Sparse Tops SAR System

G Li, H Bi, Y Song - IGARSS 2022-2022 IEEE International …, 2022 - ieeexplore.ieee.org
Compared with traditional synthetic aperture radar (SAR), sparse SAR system can obtain
higher swath with reduced pulse repetition frequency (PRF). Terrain observation by …

[HTML][HTML] Accuracy improvement of high-resolution wide-swath spaceborne synthetic aperture radar imaging with low pule repetition frequency

X Wang, Y Ruan, X Zhang - Remote Sensing, 2023 - mdpi.com
For a single-channel spaceborne synthetic aperture radar (SAR), the usage of a low pulse
repetition frequency (PRF) is an effective technical way to extend the range swath. The sub …

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 …

Data acquisition for a novel spaceborne azimuth-range sweep synthetic aperture radar

Y Wang, J Yang, J Li - 2017 IEEE International Geoscience …, 2017 - ieeexplore.ieee.org
The application of the spaceborne stripmap range sweep synthetic aperture radar (SS-
RSSAR) is limited by its fixed azimuth beam pointing. In this paper a more advanced …

[HTML][HTML] A new spaceborne burst synthetic aperture radar imaging mode for wide swath coverage

P Huang, W Xu - Remote Sensing, 2014 - mdpi.com
This paper presents a new spaceborne synthetic aperture radar (SAR) burst mode named
“Extended Terrain Observation by Progressive Scans (ETOPS)” for wide swath imaged …

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 …

Intrapulse Continuous Azimuth Frequency Scanning-Based Spotlight SAR

L Nan, W Xuyang, D Ruyue… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The azimuth extent of imaged scene is relatively small under staring spotlight synthetic
aperture radar (SAR) mode. The sliding spotlight SAR mode can enlarge the extent of the …