Due to the aspect sensitivity of high-resolution range profile (HRRP), the template database should include all the templates for each small aspect range.
由于雷达的高分辨距离像对方位变化非常敏感,模板库中对每个目标都必须按较小的方位范围建立所有有关方位的模板。
In automatic target recognition of radar, high-resolution range profile (HRRP) is an important feature which is very sensitive to attitude change of the target.
高分辨一维距离像是雷达自动目标识别的重要特征之一,它对目标姿态变化很敏感,只有通过进一步处理才能够实现有效的目标识别。
For active detection, through the different methods of waveform design, ways to synthesize high-resolution range profiles by different high-resolution signals is researched.
主动探测通过不同的波形设计方法,研究了各种高分辨力信号实现高分辨距离像的方法及其优缺点和应用。
This paper analyzes the technology with intra-pulse chirp and inter-pulse stepped frequency to obtain high-resolution range profile. The echo expressions of static and moving targets are derived.
本文分析阐述了利用脉内调频、脉间跳频技术获取距离高分辨一维成像的可行性,导出了静止目标和运动目标的回波表达式。
Due to the aspect sensitivity of high-resolution range profile (HRRP), tradition al radar HRRP target recognition methods usually use average profile within some aspect region as aspect template.
阐述了置信度原理,根据导弹目标距离像识别的特点提出了一种适用于高分辨距离像识别的置信度函数,进而提出了距离像序贯识别方法。
The XSS-11 was designed to be able to autonomously rendezvous with another satellite and observe it at close range with a variety of sensors, including high resolution LIDAR mapping.
XSS-11能够自行与其他卫星自主交会并使用各种传感器紧密观测目标卫星,包括高分辨率的雷达绘图。
The experimental result indicated this algorithm can complete the wide range, the high resolution remote sensing image texture mapping highly effectively.
实验结果表明,该算法可高效地完成大范围、高分辨率遥感图像纹理的映射。
The system has the advantages of high resolution, large measurement range, operation at all optical feedback levels, and so on.
研究表明该位移测量系统具有高分辨率、大测量范围、可工作于任意回馈水平等特点。
Allow rapid acquisition of high resolution spectra with remarkable dynamic range.
可快速收集高分辨率光谱而具有很好之动态范围。
There are a variety of optical methods among which the interference measurement has the advantage of high resolution and wide dynamic range.
在各种不同的光学方法中,干涉测量法具有分辨率高和动态范围大的优点。
A high precision and high performance servo-drive system needs a rotating speed estimation algorithm which has high accuracy, fast response and high resolution in a wide range.
高精度高性能的伺服驱动系统需要在宽范围内有精度高、响应快及分辩率高的转速估计算法。
Ultra wide band radar has high range resolution capability, when UWB signals interact with target, and the responses of target are composed of many separate scattering centers.
超宽带雷达具有高分辩能力,它探测到复杂目标时,目标总的电磁散射是多散射中心的合成,回波信号不同于普通的窄带雷达回波。
Extracting main scatter center of the target correctly and accumulating the energy of the main scatter center are the key to the high resolution radar range extension target detection.
正确提取目标强散射中心,并对强散射中心的能量进行有效的积累,是高分辨率雷达距离扩展目标检测的关键。
Modulated stepped frequency radar is a system to get high resolution range profile with the problem of redundancy.
调频步进雷达是一种距离高分辨率的雷达体制,但是会产生目标冗余的问题。
The LFM signal has a high resolution of range and speed, as well as low probability of intercept.
LFM信号具有更高的距离、速度分辨率,以及更好的低截获概率特性。
Frequency stepped radar is a high range resolution radar, and motion compensation is the key technique to realize high resolution of range.
频率步进雷达是一种距离高分辨率雷达,运动补偿是其实现距离高分辨的关键。
Feature extraction for radar high range resolution profiles (HRRP) recognition is concerned.
特征提取直接关系到雷达的目标识别性能。
The principle of obtaining one dimensional high resolution range profiles (HRRP) of a target is introduced, and a method of target detection and tracking based on HRRP is presented.
本文阐述了高分辨率一维距离成像的原理,提出了一种基于目标距离像的目标信号检测和跟踪方法。
Radar high resolution range profile provides potentially discriminative structure feature on the geometry of target, which has been used widely on radar target recognition.
雷达高分辨距离像包含目标的几何结构特征,已广泛应用于雷达目标识别领域。
A method of UWB radar target recognition based on moving correlation was put forward in terms of moving correlation theory combining with high resolution range imaging of UWB radar.
本文基于滑动相关理论,结合超宽带(uwb)雷达能获取目标高分辨力距离像的特性,提出了一种基于滑动相关的UWB雷达目标识别方法。
The basic theory of extraction of target projection length using high resolution range profile (HRRP) is discussed.
讨论了基于高分辨距离像(hrrp)的目标长度特征提取原理。
It is a perfect lighting source for surface topography measurement, which can satisfy the requirements of large measurement range, high resolution and real-time measurement of the system.
它为表面形貌测量提供了一种优良的光源,使测量系统能同时满足测量范围大,分辨率高和测量速度快的要求。
Radar range resolution is influenced by its bandwidth, in order to obtain high range resolution, radar must emit wideband waveform.
雷达的距离分辨率与发射信号的带宽成反比,要获得大的距离分辨率,必须发射宽带雷达信号。
First, the basic expression of high-resolution one dimensional range profile of the stepped frequency (SF) is deduced to explain the high resolution of the wideband signals.
首先,给出了宽带雷达信号具有高分辨能力的直观解释,推导了频率步进雷达合成高分辨一维距离像的通用数学表达式。
This paper studies target recognition for high resolution radar by range profile.
本文研究基于一维距离像的高分辨雷达目标识别方法。
In high range resolution conditions, the migration of moving target causes the migration of echo envelop within multicycle integration time and brings the decline of detection performance.
在高分辨条件下,多周期积累时间内目标的运动会造成回波包络的跨单元走动,而距离走动带来了检测性能的下降。
These systems provide ultra long range performance and stunning high resolution imagery.
这一系统提供远程的性能和极好的分辨率影像。
This article presents the theory of SIAR, and gives a multi-path height measurement method which is based on high range resolution to overcome the defect in height measurement.
文中介绍了这种雷达试验系统的主要原理,针对该雷达在测高方面的不足给出了一种基于距离高分辨的多路径测高方法。
The high range resolution principle and Doppler performance is analyzed. The effect of velocity and acceleration on one-dimensional high range resolution is calculated through simulation.
分析其高距离分辨原理及多普勒性能,通过仿真,计算速度、加速度对一维距离高分辨的影响。
Linear FMCW radar is a kind of high-range-resolution radar, and motion compensation is a key problem to realize high range resolution.
线性FMCW雷达是一种高距离分辨率雷达,运动补偿是其实现距离高分辨率的核心技术。
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