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A Novel High-Frequency Vibration Error Estimation and Compensation Algorithm for THz-SAR Imaging Based on Local FrFT

Compared with microwave synthetic aperture radar (SAR), terahertz SAR (THz-SAR) is easier to achieve ultrahigh-resolution image due to its higher frequency and shorter wavelength. However, higher carrier frequency makes THz-SAR image quality very sensitive to high-frequency vibration error of motion...

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Detalles Bibliográficos
Autores principales: Li, Yinwei, Ding, Li, Zheng, Qibin, Zhu, Yiming, Sheng, Jialian
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7248968/
https://www.ncbi.nlm.nih.gov/pubmed/32392857
http://dx.doi.org/10.3390/s20092669