| 海洋大气波导对雷达探测性能影响的研究 |
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| 引用本文： | 盛峥,徐如海,石汉青.海洋大气波导对雷达探测性能影响的研究[J].现代雷达,2008,30(4):18-20. |
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| 作者姓名： | 盛峥 徐如海 石汉青 |
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| 作者单位： | 1. 解放军理工大学气象学院,南京,211101
2. 南京电子技术研究所,南京,210013 |
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| 摘 要： | 建立了海洋环境中典型波导的经验模型,用电磁波传播的地型抛物方程以及分步傅里叶算法对电磁波在各种波导情况下的传播衰减情况进行了数值模拟,并构建了雷达性能评估模型,应用该方法评估了不同波导环境下雷达的探测性能,分析了由于大气波导环境的影响所产生的雷达低空异常探测特征。
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| 关 键 词： | 大气波导 电磁波传播方程 傅里叶变换 雷达探测性能 数值仿真 |
| 修稿时间： | 2007年12月2日 |
Research on Radar Detection Performance in Ocean Atmospheric Duct |
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| SHENG Zheng,XU Ru-hai,SHI Han-qing.Research on Radar Detection Performance in Ocean Atmospheric Duct[J].Modern Radar,2008,30(4):18-20. |
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| Authors: | SHENG Zheng XU Ru-hai SHI Han-qing |
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| Abstract: | To evaluate the capability of radar in evaporation duct environments,a model was proposed based on the parabolic equation numerical model of electromagnetic waves propagation and radar receiver theory.The proposed model was used to simulate the radar detection in different evaporation ducts conditions.And the anomalous characteristics of radar detection were analyzed according to the results of simulation. |
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| Keywords: | atmospheric duct electromagnetic wave propagation equation FFT transform radar detection performance numerical simulation |
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