Two-Dimensional Autofocus Combined With the TSA for Spotlight SAR

For high-resolution spotlight synthetic aperture radar, Doppler aliasing is always introduced in the long synthetic aperture observation time. The existence of signal Doppler aliasing will greatly affect the accuracy of motion compensation. To avoid Doppler aliasing, it is an effective strategy to u...

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Bibliographic Details
Main Authors: Hao Lin, Xiaoyu Xue, Ning Li, Mengdao Xing
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10266692/