本文根据SAR成像原理和地面回波信号模型,提出了对SAR进行有源欺骗干扰的方法。
In this paper, a method of the active deception jamming to SAR is proposed depending on the principle of SAR and the model of ground echo.
地面回波的模拟关键问题是遮挡问题的处理,根据微波传播的特点,重点讨论遮挡因子问题。
As to the ground echoes, the important problem is shelter. Through researching the character of microwave transmission, we give a new gene named shelter gene as a discuss focus.
目前在超宽带地面回波计算中所使用的FDTD(时域有限差分)算法计算量较大或者存在较大误差。
FDTD(Finite Difference of Time Domain) algorithms applied in ground echo calculation at present have the disadvantages of slow speed or large errors.
强回波区的降水会在近地面产生出流。
分析了回波传真图象与地面风速的关系。
The relationship between the facsimile records and the surface wind speeds has been analyzed.
针对实测地面目标雷达回波的计算机模拟结果,表明该方法可明显提高识别率。
The results of computer simulation with real radar data sets show that high identification accuracy can be obtained through the proposed method.
对近程地面目标监测雷达的回波进行分析,建立相应的目标信号模型、多路径效应回波模型和杂波模型。
The echo of short range radar detecting ground targets are analyzed in this paper, Models for targets, multipath effects and clutter are constructed.
来自地面、海面的雷达回波影响着雷达性能,所以对地海杂波进行建模与仿真技术研究已成为雷达工程师的关注焦点。
Because the radar performance is affected by the radar return signal form the land and sea surface, radar engineers have focused on the research on clutter's modeling and simulation.
人字形回波的左半支的雷达回波及对应的地面风速比右半分支弱,且无强对流区后部的层状云和地面雷暴高压、冷池等;
By contrast, there are no significant features of right branch such as stratiform cloud, thunderstorm high and cold pool in the left branch of the squall line.
根据暴雨雷达回波和地面中尺度系统的统计事实,分析了数字化雷达回波的动态运动与地面中尺度系统活动的关系。
Based on statistical facts about heavy radar echo and mesoscale surface system, the relationship between digitized radar echo developments and meso...
新的算法克服了传统算法受地面场景非均匀性和回波信号起伏的影响,大大提高了估计的精度。
The new algorithm obviates the effects of non homogeneity in sight and fluctuations of echoes, and the precision of estimation is improved significantly. These algorithms ar...
根据暴雨雷达回波和地面中尺度系统的统计事实,分析了数字化雷达回波的动态运动与地面中尺度系统活动的关系。
Based on statistical facts about heavy radar echo and mesoscale surface system, the relationship between digitized radar echo developments and mesoscale surface system and that between digitized...
根据暴雨雷达回波和地面中尺度系统的统计事实,分析了数字化雷达回波的动态运动与地面中尺度系统活动的关系。
Based on statistical facts about heavy radar echo and mesoscale surface system, the relationship between digitized radar echo developments and mesoscale surface system and that between digitized...
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