Jamming suppression is one of the key techniques of UWB SAR.
干扰抑制是超宽带合成孔径雷达(uwb SAR)的关键技术之一。
Motion compensation accuracy of high resolution UWB SAR is studied in the paper.
本文对高分辨力超宽带sar的运动补偿精度的要求进行了研究。
The motion error is one of the most important factors degrading the quality of low frequency UWB SAR images.
运动误差是造成低频超宽带合成孔径雷达成像质量降低的主要因素之一。
UWB SAR works usually in low Signal-to-Clutter Ratio (SCR) conditions in order to detect targets hidden in forest or buried in ground.
超宽带合成孔径雷达（UWB SAR）为了探测隐藏在树林中或埋于地下的目标，通常工作在低信杂比的环境中。
Considering the information redundancy and complementary in the two compensation methods, we use data fusion method in airborne UWB SAR motion compensation.
考虑到以上两种方法之间存在信息冗余性与互补性，将数据融合方法引入机载uwb SAR运动补偿。
During the radiometric calibration of the low frequency UWB SAR system, the scattering model of the calibrators should be regarded as the low frequency resonance scattering.
低频超宽带合成孔径雷达辐射定标过程中，定标体的散射特性表现为低频谐振散射特性。
Three subjects-UWB radar antenna, UHF/VHF band receiver noise temperature, and the target detection from background, which are main factors in UWB SAR range equation, are studied.
从超宽带雷达天线、UHF/VHF波段接收机噪声温度以及最小可检测的信噪比三个方面研究了超宽带合成孔径雷达方程。
The wide accumulating azimuth Angle is one of the main characteristics of low frequency UWB SAR, so the effect of the antenna pattern on the system performance cannot be neglected.
低频uwb SAR系统具有较大的方位向积累角，天线方向图非均匀性对系统性能的影响不能忽略。
Radio Frequency Interference (RFI) plays an important role on the quality of Ultra-Wide Band Synthetic Aperture Radar (UWB-SAR) imaging.
有效的射频干扰(RFI)抑制技术是超宽带合成孔径雷达(uwb - SAR)成像质量的重要保证。
Radio frequency interference (RFI) suppression is a key technique in the ultrawideband synthetic aperture radar (UWB-SAR).
射频干扰(RFI)抑制技术是超宽带合成孔径雷达(uwb - SAR)的关键技术之一。
The computer simulation and the real data test results show that the modified PSAP can be applied to real-time UWB-SAR imaging of wide scene with fine resolution.
计算机仿真和对实际数据进行成像实验的结果表明，经过改进后的PSAP算法能够用于对大场景高分辨率UWB-SAR的实时成像。
Finally, the information process model of the low frequency UWB-SAR is given, and antenna pattern and the impulse response function of the system are discussed.
最后研究了低频uwb - SAR系统信息处理模型。利用该模型分析了天线方向图和系统的冲击响应函数。
The results have a great value to the selection and design of efficient RFI suppression algorithms in UWB-SAR.
分析结果对于选择和设计有效的UWB SAR抑制RFI算法具有重要的指导意义。
With the consideration of the characteristics of the low frequency UWB-SAR system, the radiometric calibration, polarimetric calibration and the motion status CAL.
本文充分考虑低频uwb - SAR系统的特点，从辐射校准，极化校准和运动状态校准等方面展开深入的研究。
Firstly, with the consideration of the frequency and aspect Angle dependent parameters of the low frequency UWB-SAR, the radar equation for calibration is proposed.
首先充分考虑了系统参量的频率和方位角特性，提出了适合低频uwb -SAR校准的雷达方程。
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极化校准不再适用。
This paper designs SAR information processing software and realized part modules. Finally, the results processed UWB-SAR echo data show its credibility and stabilization.
本文设计了SAR信息处理集成软件，并实现了部分模块，经过处理uwb - SAR实际回波数据验证，信息处理系统工作可靠、性能稳定。
This paper discusses several questions about the information processing technology of Ultra-WideBand SAR ( UWB-SAR).
本文论述了超宽带合成孔径雷达（UWB-SAR）信息处理技术方面的几个问题。
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系统的极化校准问题。首先研究了定标体的多极化电磁散射特性。
The radiometric calibration methods of low frequency UWB-SAR are studied in chapter 3.
第三章研究了低频uwb - SAR系统的辐射校准问题。
The radiometric calibration methods of low frequency UWB-SAR are studied in chapter 3.
第三章研究了低频uwb - SAR系统的辐射校准问题。
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