radar echo

Characteristics of Three-Dimensional Lightning and Radar Echo Using the Broadband Field Lightning Mapping System

闪电宽带电场三维定位及其回波特征

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Initial Analysis of Doppler Radar Echo Characteristics of Heavy Precipitation in Summer

盛夏强降水的多普勒雷达回波特征的初步分析

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By using conventional meteorological data, next-generation radar echo data and physical parameter field data, the causes of the heavy rainfall process occurred on 13, 14 August 2004 in Gutian, Fujian Province, were analyzed.

利用常规资料、新一代天气雷达回波和物理量场资料，对2004年8月13～14日暴雨&大暴雨过程进行了分析。

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Trends Visual Effects Based Feature Extraction for Dynamic Radar Target Echo Series

基于视觉效果的雷达目标动态回波序列特征提取方法

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Based on WSR 88D radar data, the radar echo ′ s characteristics of the torrential rain in Shanghai on the night of August 5th 2001 are analyzed to find out its precipitation mechanism and characteristic.

利用WSR88D多普勒雷达资料，通过分析2001年8月5日到8月6日产生于上海地区的特大暴雨过程的雷达回波特征，研究探讨这次过程的降水成因和降水特点。

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The model of radar echo signal is founded based on the analysis of SAR imaging theory in this paper. Thereout, a method used to make SAR echo data is put forward.

在分析合成孔径雷达成像原理的基础上，建立了雷达回波信号模型，提出了一种生成回波数据的方法。

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Two radar echo tracking methods and comparison between their accuracies

雷达回波跟踪的两种方法及精度比较

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Study on simulation of low target echo for shipboard radar

舰载雷达低空目标回波信号仿真研究

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Laser radar echo characteristics of infrared thermal camera with a reflective rotary drum

旋转镜鼓式热像仪的光雷达回波特性

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In addition, a thought of how to use the mesoscale convergence center, TBB of convective cloud and the radar echo for rainfall rate to predict the mesoscale rain cluster is presented.

提出利用逐时的中尺度辐合中心、卫星红外云图云顶亮温及雷达回波降水率做中尺度雨团量级预测思路。

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Research of Hailstone Detection Based on Radar Echo Reflectivity Image

基于雷达回波反射率图的冰雹识别系统的研究

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Phase coded signal and the pulse radar echo have been simulated.

文中以脉冲雷达回波信号和相位码信号为例。

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Principle and Application of Centroid Method of Radar Echo Extrapolation

质心法雷达回波外推的原理及应用

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By using the Doppler radar echo about Base Reflectivity ( R), Storm Relative Vel Map ( SRM), Vert Integrated Liquid ( VIL) etc, a severe hail and wind weather process which occured in the south of North China on June 20,2004 is analyzed.

运用多普勒雷达的基本反射率（R）、风暴相对径向速度（SRM）、垂直积分液态含水量（VIL）等产品，分析了2004年6月20日华北南部罕见的冰雹大风天气过程。

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Finally, the simulation is the radar echo of the simulation results.

最后, 给出了雷达回波模拟的综合仿真结果.

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Furthermore, the target echo signal is also important part of the radar system.

此外，雷达对目标进行探测，可得到目标的位置、距离等信息，所以目标回波信号的研究也是雷达系统的重要部分。

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The simulation principle of the radar echo of pulse-Doppler fuze with side-lobe restriction in Ku-band is studied, and the basic frame of once-through simulating test equipments is set up.

研究了Ku波段带旁的抑制的脉冲多普勒雷达引信的回波仿真原理，建立了单次性仿真测试设备的基本组成框图。

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Based on the conventional data, satellite image and radar echo combined with diagnostic analysis of moist potential vorticity, a severe thunderstorm event occurred in urumqi inter-national airport on June 26, 2005 is analyzed.

利用常规气象资料、卫星云图、雷达回波结合湿位涡的诊断分析对2005年6月26日出现在乌鲁木齐国际机场的一次强雷暴天气进行了研究。

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Radar target track simulation is the key task of radar echo signal simulation system.

雷达目标航迹仿真是雷达仿真系统中模拟目标回波信号的关键。

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In addition, radar echo simulator can also simulate some echo signal emerging in special scenes, which is rare in the real situation, and that makes the testing of the radar system more complete.

除此之外，雷达模拟器还可以模拟一些实际环境中很难出现的特殊场景下的回波信号，使雷达系统的测试更加完善。

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This paper is mainly about land clutter and sea clutter. It meanly introduced scatter character, radar echo signal range, and power spectrum model. In the end, a hardware realization of producing a specified power spectrum is given.

本文主要研究了地、海杂波的散射特性、回波幅度特性和频谱分布模型，并且给出了一种硬件实现产生具有一定频谱特性的杂波的方案。

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The Study of MMW Radar Echo Denoising and Character Extraction

毫米波雷达回波去噪与特征提取研究

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The complex scene is simulated, based on the non-correlation of multi-kinds of radar echo signals.

利用各种雷达回波信号之间的不相关性, 实现了复杂场景的数字仿真.

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This paper analyses the statistical model of target echo and clutter received by radar.

本课题分析了雷达接收的目标回波信号和杂波信号的统计模型，并对它们进行了计算机仿真。

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Radar Echo Delay in the(Ω, A μν)-Field Theory

（Ω，Aμν）场论中的雷达回波延迟

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Marine Equipment, Satellite Equipment, Gps, Radar, Echo Sounder Marine Equipment.

采购产品海洋设备, 卫星设备, 全球定位系统, 雷达, 测深仪船舶设备.

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This simulation system can generate radar target echo and clutter signals.

在该仿真系统中产生了雷达目标回波信号以及杂波信号。

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In the radar echo images the squall line showed herringbone or bow, bull's-eye structure and the main front was associated with thin ribbon weak echo which was the sign of the emergence of gale.

在雷达回波图上呈人字形或弧形，有“牛眼”结构，主回波前缘有细长带状弱回波是出现大风的征兆；

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Based on conventional data, AMS ( Automatic Meteorological Station)( data) and Doppler radar echo data, a squall happened in the central southern Fujian Province on 22 March 2005 is analyzed.

利用常规气象资料、自动观测站资料和多普勒雷达等资料，综合分析了2005年3月22日发生在福建省中南部地区的一次飑线天气过程。

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It can largen effectively lacal details of radar echo signal, realize identifying the ship reflection and chaff cloud reflection, and ensure the antiship missile tracking and assaulting the real ship.

该方法能有效地放大雷达回波信号的局部细节，从而实现对舰艇和箔条假目标的识别和区分，确保导弹对真实目标进行跟踪和攻击。

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