Three parts are included in this design: radar signal acquisition, clutter suppression and signal compression.
设计主要包括三部分:雷达信号的采集、杂波抑制处理以及信号的压缩。
Methods for designing a radar video signal simulator and simulating radar targets and clutter are discussed in this paper.
论述了雷达视频模拟器的设计思想及用计算机模拟目标及杂波的方法。
CFAR detection of radar targets in heavy clutter background is an important part in radar signal processing.
强杂波背景中的雷达目标恒虚警检测是雷达信号处理的重要组成部分。
CFAR detection of radar targets in heavy clutter background is an important unit in radar signal processing.
强杂波背景中的雷达目标恒虚警检测是雷达信号处理的重要组成部分。
This paper describes the process that establishes the coherent clutter video signal module and the design and realization of real-time simulation system in radar multi-target simulation system.
阐述了在雷达多目标仿真系统中杂波相干视频信号模型的建立过程和实时仿真系统的设计及实现。
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。
To suppress ionospheric clutter in the echo signal of high frequency surface wave radar (HFSWR), a method to suppress clutter based on time-frequency analysis and eigenvalue decomposition is proposed.
针对高频地波雷达回波信号中的电离层杂波,提出了利用时频分析与特征值分解抑制杂波的方法。
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 an actual collected radar signal, we change the orders of the regression filter from first-order to tenth-order and obtain the corresponding ground clutter suppression ratios.
在基于一组实际采集的雷达信号的基础上,给出了回归滤波器的地物杂波抑制比随着滤波器阶数的变化情况。
Briefly, here are main topics of this thesis: (1) Radar signal model was analyzed (targets, clutter), and the simulation method was introduced.
本文的主要工作包括:(1)雷达回波信号回波模型(着重对目标,杂波)进行了分析,并介绍了模拟器视频部分的实现方案。
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。
In radar signal processing systems, the central frequency and bandwidth of clutter must be accurately estimated to suppress clutter and prevent target whitening.
在雷达动目标检测等处理中,为了有效抑制杂波,并防止目标白化,首先需要对杂波谱中心和谱宽进行有效的估计。
The radar emitted waveforms not only decide the methods of signal processing, but also directly affect the system resolution, the measurement precision and the ability of clutter rejection.
雷达发射波形不仅决定了信号处理的方法,而且直接影响系统的分辨力、测量精度、以及抑制杂波能力等潜在性能。
This paper realize the radar echo signal analysis and modeling from three aspects: contain the target echo, sea clutter, rain clutter and noise.
着重从目标回波、海杂波、噪声三个方面对雷达回波信号进行了分析和建模。
So it can be used in not only real operation training, but also research in different fields, such as radar system frame, radar signal process, and radar clutter.
既可用于实际操作训练,也可应用于雷达的系统构架、信号处理以及各种雷达杂波理论的研究。
This design is included radar signal acquisition and clutter suppression.
本设计主要包括雷达信号的采集和杂波抑制处理。
This paper introduces the pulse compression, side lobe cancellation, clutter suppression, pulse accumulation and CFAR of coherent Radar signal processing.
本文介绍了脉冲压缩、旁瓣抑制、杂波处理、多脉冲积累以及恒虚警检测等雷达信号处理技术。
The radar waveform not only direct the signal processing, also affect the system resolution, measure precision, power of suppress clutter and so on. So its design and selection is very important.
雷达发射波形不仅决定了信号处理方法,而且直接影响系统的分辨力、测量精度以及抑制杂波能力等性能,因而它的设计和选择至关重要。
By comparing the effect between pre-and post clutter reduction, the clutter reduction method increases the signal-to-noise ratio (SNR) of the radar images and improves the detection performance.
从比较结果可以看出,采用该方法抑制这类杂波的效果较明显,通过杂波抑制可以获得更好的图像质量。
The results show that when the millimeter wave radar has the short-distance detection, signal-to-clutter ratio is more than signal-to-noise ratio. So rainfall is an important impact factor.
结果表明:在毫米波雷达近距离探测时,信杂比大于信噪比,雨杂波是重要的影响因素。
The results show that when the millimeter wave radar has the short-distance detection, signal-to-clutter ratio is more than signal-to-noise ratio. So rainfall is an important impact factor.
结果表明:在毫米波雷达近距离探测时,信杂比大于信噪比,雨杂波是重要的影响因素。
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