A processing framework for airborne microwave photonic SAR with resolution up to 0.03 m: Motion estimation and compensation
Airborne synthetic aperture radar (SAR) with an imaging resolution of up to 0.03 m is
developed. However, the imaging process suffers from motion errors with 2-D spatial-variant …
developed. However, the imaging process suffers from motion errors with 2-D spatial-variant …
Microwave photonic SAR high-precision imaging based on optimal subaperture division
Microwave photonic synthetic aperture radar (MWP-SAR) offers a larger signal bandwidth
than conventional SAR, and its theoretical resolution can be improved to centimeter level. To …
than conventional SAR, and its theoretical resolution can be improved to centimeter level. To …
Analysis and Compensation for Systematical Errors in Airborne Microwave Photonic SAR Imaging by 2-D Autofocus
In the area of synthetic aperture radar (SAR), the ultrahigh resolution is always a continuous
pursuit for researchers. To realize ultrahigh resolution, microwave photonics technology is …
pursuit for researchers. To realize ultrahigh resolution, microwave photonics technology is …
Full-aperture processing of airborne microwave photonic SAR raw data
At present, the resolution of the most advanced airborne microwave photonic synthetic
aperture radar (SAR) can reach the order of centimeters or even millimeters, so the 2-D …
aperture radar (SAR) can reach the order of centimeters or even millimeters, so the 2-D …
Nonparametric Full-Aperture Autofocus Imaging for Microwave Photonic SAR
Microwave photonic synthetic aperture radar (SAR) is capable of realizing large scene
remote sensing observation with centimeter or even millimeter resolution, which greatly …
remote sensing observation with centimeter or even millimeter resolution, which greatly …
Image defocus in an airborne UWB VHR microwave photonic SAR: Analysis and compensation
W Xu, B Wang, M Xiang, R Li… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
With the exploration of synthetic aperture radar (SAR), the requirements for its functionality,
precision, and response time are inevitably increasing, in which the technical core is the …
precision, and response time are inevitably increasing, in which the technical core is the …
Parametric azimuth-variant motion compensation for forward-looking multichannel SAR imagery
J Lu, L Zhang, Y Quan, Z Meng… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Forward-looking multichannel synthetic aperture radar (FLMC-SAR) is an important tool for
modern remote sensing applications, which has the capability to reconstruct the high …
modern remote sensing applications, which has the capability to reconstruct the high …
Motion compensation/autofocus in airborne synthetic aperture radar: A review
Air-and spaceborne synthetic aperture radar (SAR) can provide a large number of high-
resolution images for microwave remote sensing applications, such as geoscience and …
resolution images for microwave remote sensing applications, such as geoscience and …
A novel motion compensation scheme for 2-D multichannel SAR systems with quaternion posture calculation
Z Chen, Z Zhang, J Qiu, Y Zhou… - … on Geoscience and …, 2020 - ieeexplore.ieee.org
The displaced phase center antennas in azimuth and digital beamforming (DBF) in elevation
are two state-of-the-art techniques for achieving high-resolution wide swath (HRWS) …
are two state-of-the-art techniques for achieving high-resolution wide swath (HRWS) …
Precise focusing of airborne SAR data with wide apertures large trajectory deviations: A chirp modulated back-projection approach
D Meng, D Hu, C Ding - IEEE Transactions on Geoscience and …, 2014 - ieeexplore.ieee.org
In the area of airborne synthetic aperture radar (SAR), motion compensation (MOCO) is a
crucial technique employed to correct the SAR data affected by nonlinear platform trajectory …
crucial technique employed to correct the SAR data affected by nonlinear platform trajectory …