Ground moving target imaging based on keystone transform and coherently integrated CPF with a single-channel SAR
P Huang, XG Xia, G Liao, Z Yang - IEEE Journal of Selected …, 2017 - ieeexplore.ieee.org
It is well known that ground moving targets may be smeared in a synthetic aperture radar
(SAR) image due to the range migration, Doppler phase broadening, and velocity ambiguity …
(SAR) image due to the range migration, Doppler phase broadening, and velocity ambiguity …
Ground maneuvering targets imaging for synthetic aperture radar based on second-order keystone transform and high-order motion parameter estimation
With the developments of the synthetic aperture radar (SAR) system, the long dwell time
provides high resolution but at the same time it produces large range migration (RM) and …
provides high resolution but at the same time it produces large range migration (RM) and …
Refocusing of ground moving targets with Doppler ambiguity using keystone transform and modified second-order keystone transform for synthetic aperture radar
J Wan, X Tan, Z Chen, D Li, Q Liu, Y Zhou, L Zhang - Remote Sensing, 2021 - mdpi.com
Ground moving targets will typically be defocused because of the range migration (RM) and
Doppler frequency migration (DFM) caused by the unknown relative motions between the …
Doppler frequency migration (DFM) caused by the unknown relative motions between the …
An efficient SAR ground moving target refocusing method based on PPFFT and coherently integrated CPF
The problem of ground moving target imaging and detection is difficult due to the large
range cell migration (RCM) and time-varying Doppler frequency migration (DFM) in synthetic …
range cell migration (RCM) and time-varying Doppler frequency migration (DFM) in synthetic …
A novel SAR ground maneuvering target imaging method based on adaptive phase tracking
H Du, Y Song, N Jiang, D An, W Wang… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
Ground-moving targets with complex motions often appear seriously dislocated and
smeared in synthetic aperture radar (SAR) imagery due to noncooperative motion …
smeared in synthetic aperture radar (SAR) imagery due to noncooperative motion …
Ground moving target imaging based on MSOKT and KT for synthetic aperture radar
The synthetic aperture radar (SAR) image of ground moving targets will be typical smeared
given the range migration (RM) and Doppler frequency migration (DFM). To deal with these …
given the range migration (RM) and Doppler frequency migration (DFM). To deal with these …
An approach for refocusing of ground moving target without target motion parameter estimation
P Huang, G Liao, Z Yang, XG Xia, J Ma… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In synthetic aperture radar (SAR), long integration time may induce range migration and
Doppler frequency migration of a received signal, which may degrade the SAR imaging …
Doppler frequency migration of a received signal, which may degrade the SAR imaging …
A fast ground moving target focusing method based on first-order discrete polynomial-phase transform
Z Xin, G Liao, Z Yang, P Huang, J Ma - Digital Signal Processing, 2017 - Elsevier
A new ground moving target focusing method for airborne synthetic aperture radar (SAR) is
introduced in this paper. Firstly, first-order discrete polynomial-phase transform (DPT) is …
introduced in this paper. Firstly, first-order discrete polynomial-phase transform (DPT) is …
Fast non-searching method for ground moving target refocusing and motion parameters estimation
X He, G Liao, S Zhu, J Xu, Y Guo, J Wei - Digital Signal Processing, 2018 - Elsevier
Ground moving targets may be smeared in a synthetic aperture radar (SAR) image due to
the range migration, Doppler ambiguity and azimuth spectrum split caused by target …
the range migration, Doppler ambiguity and azimuth spectrum split caused by target …
Ground maneuvering target detection based on discrete polynomial-phase transform and Lv's distribution
W Yu, W Su, H Gu - Signal Processing, 2018 - Elsevier
In a synthetic aperture radar (SAR) system, prolonging the integration time can improve the
detection performance of the ground moving target. However, the complex motions of the …
detection performance of the ground moving target. However, the complex motions of the …