So a novel passive polarimetric calibration scheme is presented, which calibrates large aperture polarimetric radar using calibrated small aperture polarimetric radar.
为此,提出一种新的无源极化校準方案,该方案利用已校準的小口径雷达来校準大口径雷达。
The low frequency, UWB and large processing angle result that the polarimetric calibration for regular SAR system cannot be used.
系统的低频特性,UWB特性和大处理角特性使得常规SAR极化校準不再适用。
The polarimetric calibration is an important step to acquire the accurate polarization scattering matrix and is extensively difficult for the large aperture polarimetric radar.
极化校準是极化散射矩阵正确获取的重要步骤之一,大口径雷达的极化校準一直是一个难点。
The polarimetric calibration methods for low frequency UWB-SAR are studied in chapter 4. Firstly, polarimetric electromagnetic scattering characteristics of the calibrators are studied.
第四章研究了低频UWB-SAR系统的极化校準问题。首先研究了定标体的多极化电磁散射特性。
A genetic algorithm with complex-valued encoding is proposed to solve the overdetermined system of nonlinear equations associated with the polarimetric calibration problem.
与复数编码的遗传算法的超定系统的非线性方程组与极化定标问题提出了解决。