Ground observation and correction of P-band radar imaging ionospheric effects
Z Ning, Z Fang, W Zhen, X Meng-dao, G Jia-long… - 雷达学报, 2014 - radars.ac.cn
For high resolution space-borne P-band SAR system, ionospheric effects could cause
serious phase errors. These errors are causally related to the radar frequency and the TEC …
serious phase errors. These errors are causally related to the radar frequency and the TEC …
A high precision space-borne P-band SAR ionospheric effects correction based on dual frequency phase measurement
N Zhao, F Zhou, J Lu, M Xing, K Jiang… - EUSAR 2014; 10th …, 2014 - ieeexplore.ieee.org
For space-borne P band SAR system, ionospheric effects can cause serious errors and
make SAR image quality deteriorate. This paper analyse the miss matched filter model …
make SAR image quality deteriorate. This paper analyse the miss matched filter model …
Estimation and Compensation of the Ionosphere Effect in SAR Imaging
S Xingyi, C Lei, T Shangtan, C Quan… - 2023 4th China …, 2023 - ieeexplore.ieee.org
In the aspect of the transmitting error compensation in SAR imaging, the research of the
ionospheric effect on the radar echo is developed. As the random and dispersive nature of …
ionospheric effect on the radar echo is developed. As the random and dispersive nature of …
An approach for ionospheric effects correction on spaceborne SAR calibration based on active radar calibrator
L Li, J Hong, F Ming, WB Liang - 电子与信息学报, 2012 - jeit.ac.cn
For low frequency spaceborne Synthetic Aperture Radar (SAR) systems, the ionosphere will
have a significant effect on SAR calibration. In this paper, an approach for ionospheric …
have a significant effect on SAR calibration. In this paper, an approach for ionospheric …
Simulation of ionospheric effects on SAR imaging with noise at P-band
In the past, most of the spaceborne synthetic aperture radars (SAR) operating at C-band or
higher frequencies, and the ionospheric effects are negligible in these bands. Recently, the …
higher frequencies, and the ionospheric effects are negligible in these bands. Recently, the …
Ionosphere correction algorithm for spaceborne SAR imaging
For spaceborne synthetic aperture radar (SAR) imaging, the dispersive ionosphere has
significant effects on the propagation of the low frequency (especially P-band) radar signal …
significant effects on the propagation of the low frequency (especially P-band) radar signal …
Study about ionospheric effects on spaceborne SAR azimuth imaging
H Zheng, LL Li, F Li - 电子与信息学报, 2008 - jeit.ac.cn
In this paper, the effect of some factors such as the size of real antenna, different ionospheric
spectra and the size of ionospheric irregularities on the azimuth resolution of Synthetic …
spectra and the size of ionospheric irregularities on the azimuth resolution of Synthetic …
Study about ionospheric effects on medium-earth-orbit SAR imaging
L Li, J Hong, F Ming - 2014 IEEE Radar Conference, 2014 - ieeexplore.ieee.org
The Medium-Earth-Orbit Synthetic Aperture Radar (MEOSAR) is one of the most potential
next-generation spaceborne SARs for its excellent performance. However, ionospheric …
next-generation spaceborne SARs for its excellent performance. However, ionospheric …
Numerical Study of the Spatiotemporally-Varying Background Ionospheric Effects on P-Band Satellite SAR Imaging
Z Xu, KS Chen - IEEE Access, 2020 - ieeexplore.ieee.org
At the relatively low frequency of the P-band spaceborne SAR, the background ionosphere
is no longer treated as time-invariant, together with the spatial variation in the background …
is no longer treated as time-invariant, together with the spatial variation in the background …
Research on background ionospheric impacts imposed by spatio-temporal variations on spaceborne synthetic aperture radar azimuth imaging
Y ZHANG, Y JI, Z DONG - 电子与信息学报, 2021 - jeit.ac.cn
Abstract In spaceborne Synthetic Aperture Radar (SAR) imaging, the coherence of azimuth
signals might be degraded by spatio-temporal variations of the background ionosphere …
signals might be degraded by spatio-temporal variations of the background ionosphere …