According to laser radar echo characteristic, the difference filter and the match filter were adopted. As a result, the SNR is advanced about 1.5 times.
根据三脉冲激光雷达回波信号的特点，对信号进行差分滤波和匹配滤波处理，信噪比提高约1.5倍；
The experiment indicates that it can output analog or digital radar echo data continually, and that it has PnP, good flexibility and high compatibility.
实验表明该信号源能够连续输出模拟或者数字雷达回波数据，具有即插即用、灵活性好、通用性强的优点。
Radar echo simulator is a kind of signal generator used to debug the subsystems of radar signal reception and processing.
雷达回波模拟器是用来调试雷达接收分系统和信号处理分系统的一种信号发生器。
Tests indicate that this scheme is one of the effective ways to solve the problems of storage and long-distance transmission of weather radar echo images.
试验表明，该方案是解决天气雷达回波图像存储和远程传输的一种有效途径，并在气象业务工作中发挥了重要作用。
PGA algorithm based on radar echo signal is one method of estimating and correcting phase error in time domain, and its algorithm is simple to use.
基于雷达回波信号的PGA算法是在时域估计和校正系统相位误差的一种方法，算法较简单。
By using the 714c radar echo data in Shiyan and other weather data, a severe convective weather event in Shiyan on 6, July 2004 is analyzed.
利用十堰714c天气雷达回波资料，结合其它天气资料，分析了2004年7月6日发生在十堰境内的强对流天气过程。
In this paper, one general radar echo simulator based on DDWS technology is introduced.
介绍了一种基于直接数字波形合成技术的通用雷达回波模拟器。
And we can classify and recognize the group targets precisely with high range resolution Radar echo.
而利用高分辨率雷达回波进行目标识别可以对群目标进行精确的目标分类和型号识别等。
A method which makes use of the phase information of spectrum of radar echo amplitude signal to make azimuth super resolution is given.
本文介绍了一种利用雷达回波幅度信号频谱相位信息进行角度超分辨的方法。
Owing to its close relation with radar echo signals, little jamming energy is lost.
由于与雷达回波密切相关，所以经脉压处理后，干扰能量损失不大。
Besides amplitude, phase and Doppler frequency, polarimetric information is the fourth characteristic in the radar echo.
雷达回波信号中，除幅度、相位和多普勒频移外，还存在第四特征——极化信息。
This thesis mainly discusses the front-end of the high-speed signal process in the system. Namely, it involves the radar echo video signal sampling.
本论文涉及的是该系统中高速信号处理的前端，即对雷达回波视频信号进行采集。
In this paper, the data processing is the real radar echo data processed by DSP and FPGA.
本文处理的数据是经过FPGA和DSP预处理后的雷达回波数据。
A new moment invariant method was presented to evaluate the flow field within weather radar echo.
介绍一种用矩不变量跟踪天气雷达回波，以估测回波区域内部流场的方法。
Radar target simulator is used to generate radar echo signal comprised of target and radar environment.
雷达目标模拟器是用于产生包含目标以及雷达环境信息的雷达回波信号。
For improving the level of weather forecast, a new method that weather radar echo boundaries can be recognized and tracked by Gaussian descriptors is proposed.
为了提高气象预报业务水平，特别是强对流天气的临近预报能力，提出利用高斯描绘子来进行识别和跟踪天气雷达的回波轮廓。
Using a terrain scatter model, the radar echo under environment influence is studied for an engineering application.
从工程应用的角度入手，研究了环境影响下的雷达回波信号模型。
The radar target simulator is mainly used for producing radar echo signal, which contains radar targets and clutter information.
雷达目标模拟器主要用于复现蕴含雷达目标信息和杂波信息的雷达回波信号。
The digitized radar echo patterns under different heavy cloud clusters are revealed.
揭示了云图上不同种类暴雨云团下的数字化雷达回波模式。
Adaptive MTI techniques used in radar signal processing, that is, moving clutter suppression to radar echo signal is discussed.
讨论雷达信号处理中的自适应动目标显示技术，即雷达回波信号中的运动杂波抑制问题。
Using the actual collected radar echo signals, we analyze the ground clutter suppression performance of the adaptive Gaussian frequency filter.
针对实际采集的雷达回波信号，分析了自适应高斯频域滤波器的地物杂波抑制性能。
It has been shown by studying the radar echo top heights that the abnormal refraction of the atmosphere can cause obvious errors in the radar measurements of height.
研究天气雷达测定回波顶高的几种误差表明：大气异常折射会引起回波顶高明显误差。
Radar signal preprocessing system is mainly responsible for the radar echo signal acquisition and processing a series of clutter.
雷达信号预处理系统主要负责对雷达回波信号的采集以及一系列的杂波处理。
Radar echo simulator is used widely in radar performance measuring.
雷达回波模拟器在雷达系统的性能测试中有着广泛的应用。
Radar echo simulation technology has been widely used in radar system adjustment, performance assessment and equipment maintenance.
雷达回波模拟技术为雷达系统的调试、性能评价和设备维护提供了必要条件。
In the interface we can choose clutter or not, that is, this will determine that this system replay the original data, or the data with clutter to really simulate radar echo.
通过界面程序的控制，既可以直接回放原数据文件，又可以加入实时产生的杂波序列，更好地模拟真实雷达回波数据。
Obtaining radar echo of high-speed dynamic space target is the basis of research on space targets' electromagnetic characteristics, space targets exploration and recognition.
获取空间高速动态目标的宽带回波数据是进行空间目标电磁特性研究，开展空间目标探测与识别的基础。
In this paper, ideal rectangle and Gaussian shape pulse act as radar echo signal model. Through simulation research, application of NMTI method in wideband radar systems is discussed in detail.
该文分别以理想矩形和高斯钟形脉冲作为雷达回波信号模型，通过仿真研究，详细讨论了NMTI方法在宽带雷达中的应用。
The fractal feature of radar range is introduced based on the fractal feature of radar echo signal.
根据雷达回波信号的分形特性，分析提出了雷达作用距离也具有分形特征。
The fractal feature of radar range is introduced based on the fractal feature of radar echo signal.
根据雷达回波信号的分形特性，分析提出了雷达作用距离也具有分形特征。
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