Efficient dual-scale generalized Radon-Fourier transform detector family for long time coherent integration

S Li, Y Wang, B Wang, G Battistelli… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Long Time Coherent Integration (LTCI) is an effective method for weak target detection,
since it can accumulate target energy through long time observation, thus improving the …

A new ground accelerating target imaging method for airborne CSSAR

Y Li, J Chen, J Zhu - IEEE Geoscience and Remote Sensing …, 2024 - ieeexplore.ieee.org
This letter studies the issue of ground accelerating target imaging with airborne circular
stripmap synthetic aperture radar (CSSAR). Most of the existing ground moving target …

Variable Doppler Starting Point Keystone Transform for Radar Maneuvering Target Detection

W Jia, Y Feng, X Qiao, T Wang, T Shan - Remote Sensing, 2024 - mdpi.com
The Doppler band compensated by the keystone transform (KT) is limited. Therefore, it
needs to be used in conjunction with the Doppler ambiguity compensation function to correct …

Synthetic Aperture Radar Image Transform Using Periodic-Coded Phase Modulation

Q Wu, Z Xu, X Liu, T Zhao, Y Wang… - IEEE Geoscience and …, 2024 - ieeexplore.ieee.org
In this letter, a synthetic aperture radar (SAR) image transform method is proposed using the
periodic-coded phase modulation. By modulating the intercepted radar signal with the …

A Motion Target Refocusing Method Based on Range Frequency Difference Processing without Parameter Search

H Huang, S Zhu, X He, X Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Correcting the range migration of moving targets and compensating for the coupled phase
errors are crucial for ground moving target imaging (GMTIm). Most methods achieve target …

An Efficient Ground Moving Target Imaging Method for Synthetic Aperture Radar Based on Scaled Fourier Transform and Scaled Inverse Fourier Transform

X Zhang, H Zhu, R Liu, J Wan, Z Chen - Remote Sensing, 2024 - mdpi.com
The unknown relative motions between synthetic aperture radar (SAR) and a ground moving
target will lead to serious range cell migration (RCM) and Doppler frequency spread (DFS) …

An Adaptive False Target Suppression and Radial Velocity Estimation Method of Moving Targets Based on Image-Domain for High-Resolution and Wide-Swath SAR

Y Ren, M Zheng, L Zhang, H Fan… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
For azimuth multichannel (AMC) high-resolution and wide-swath (HRWS) synthetic aperture
radar (SAR) systems, nonuniformly sampled signals will lead to false targets appearing in …

High-Quality Airborne Terahertz Video SAR Imaging Based on Echo-Driven Robust Motion Compensation

L Fan, H Wang, Q Yang, B Deng - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Airborne terahertz video synthetic aperture radar (THz-ViSAR) exhibits excellent
superiorities in dynamic situation awareness and moving target detection. However, limited …

High-precision ISAR Imaging of Translational Target Using Subaperture Segmentation and Motion Reconstruction

Z Liu, Z Yang, Y Jiang, M Wang… - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
High-precision imaging with inverse synthetic aperture radar (ISAR) is essential for effective
target recognition. However, the extended coherent processing interval and the small size of …

High-order Rotational-migration Correction and ISAR Imaging in the THz Band Considering Impact of Scattering Intensity

B Tang, H Wang, Q Yang, R Wang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
The high-resolution inverse synthetic aperture radar (ISAR) imaging of space target holds
tremendous significance for recognition and on-orbit maintenance. The terahertz (THz) radar …