Wavenumber domain algorithm based on the principle of chirp scaling for SAR imaging

WEI Wei, ZHU Daiyin, WU Di - 雷达学报, 2020 - radars.ac.cn
As a frequency-domain algorithm for Synthetic Aperture Radar (SAR) imaging, the Range
Migration Algorithm (RMA) can theoretically achieve optimal performance. However …

Wavenumber domain sar imaging algorithm based on the principle of chirp scaling

W Wei, D Zhu, D Wu - 2020 IEEE 11th Sensor Array and …, 2020 - ieeexplore.ieee.org
Range migration algorithm (RMA) is widely exploited for synthetic aperture radar (SAR)
imaging and is also capable of achieving the optimal performance. In this paper, a modified …

A modified wave-number domain algorithm for missile-borne squinted SAR data processing

ZY Xiao, HP Xu, CS Li - 电子与信息学报, 2011 - jeit.ac.cn
The Doppler parameters of missile-borne SAR received signal vary much with slant range
due to missiles high speed and non-ideal movements. Thus applying the classical wave …

Multi-channel chirp scaling algorithm for high-resolution multi-channel antenna space-borne SAR imaging

P Wang, Y Zhou, J Chen, C Li - 北京航空航天大学学报, 2006 - bhxb.buaa.edu.cn
Based on the analysis of the limitation that exists in the traditional imaging algorithms when
processing the echo of high resolution multi-channel antenna space-borne SAR (Synthetic …

Highly squint SAR imaging algorithm based on DFT filter banks

H JIANG, H ZHAO, H Min, Z Shuning - 电子与信息学报, 2016 - jeit.ac.cn
The traditional highly squint SAR imaging algorithm reduces the difficulty in range migration
correction by using the time-domain linear walking, and improves the azimuth focusing effect …

Imaging Algorithms and Analysis of Airborne SAR in Large Squint Mode

L Wang, W Yu - 电子与信息学报, 2006 - jeit.ac.cn
This paper studies image algorithms and analyses imaging quality of air-borne Synthetic
Aperture Radar (SAR) in large squint mode. Based on the spatial geometry model of squint …

A modified fixed-point chirp scaling algorithm based on updating phase factors regionally for spaceborne SAR real-time imaging

Z Ding, F Xiao, Y Xie, W Yu, Z Yang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
To realize real-time imaging for the spaceborne synthetic aperture radar (SAR) using the
chirp scaling (CS) algorithm, high generation rates of phase factors and heavy computation …

An improved range-Doppler algorithm for SAR imaging at high squint angles

PC Chen, JF Kiang - Progress In Electromagnetics Research M, 2017 - jpier.org
An improved range-Doppler algorithm (RDA) is proposed to reconstruct images from
synthetic aperture radar (SAR) data received at high squint angles. At a higher squint angle …

Highly squint airborne SAR real-time imaging

Z Ding, T Long, T Zeng, C Dong - 2006 CIE International …, 2006 - ieeexplore.ieee.org
A highly squint airborne SAR real-time imaging algorithm named the extended CS algorithm
is introduced in the paper. Some important approximations of the classic CS algorithm are …

[引用][C] An implementation method of equivalent-squint wavenumber domain algorithm for spaceborne SAR.

LG Liu, YQ Zhou - Xiandai Leida(Modern Radar), 2004