提出了一种动目标检测雷达数字信号处理机内建自测试方法。
A new method of built-in self-testing for the digital signal processor in an MTD radar is proposed.
基于这个模型分析了临界基线、测速精度,以及动目标检测等性能。
Then we deduce and analyze the performance for Critical Baseline, velocity resolution and moving target detection.
分析并给出了一种可适用于非侧视相控阵天线的机载动目标检测方法。
A novel method for fast measuring phased array antennas based on optimal phase control;
本文给出一种基于机载单天线SAR实际数据进行ATI动目标检测的方法。
The method samples the real data of single-antenna SAR into the data of two-antenna ATI-SAR.
能实现雷达和、差信号的数字脉冲压缩与动目标检测,并控制着整个雷达系统的运行。
It not only can implement the digital pulse compression and coherent integration for radar sum and difference signals, but also control the whole radar system.
针对相位编码提出一种基于动目标检测(MTD)的多普勒补偿算法来解决多普勒敏感特性。
A Doppler compensation method for bi-phase-coded signal based on Moving Target Detection (MTD) is presented to resolve the Doppler sensitive trait.
提出一种将自适应波束形成技术和杂波抑制干涉(CSI)技术相结合的阵列天线动目标检测方法。
In this paper a method of detecting slow-moving ground targets using array antenna based on adaptive beamforming and Clutter Suppression Interferometry (CSI) is presented.
在双基机载雷达的地面动目标检测中,参数自适应匹配滤波器(PAMF)方法是一种很有效的方法。
The Parametric Adaptive Matched Filter (PAMF) is a good method for the Ground Moving Target Indication (GMTI) of bistatic airborne radars.
在机载雷达动目标检测(MTD)处理中,为了有效抑制杂波,必须先对杂波谱中心进行准确估计。
Airborne radar moving target detection MTD systems must accurately estimate clutter spectrum centroid to suppress the clutter.
本文将分数阶相关引入到互模糊函数的计算中,提出了一种基于分数阶相关的无源雷达动目标检测方法。
A new method for passive radar MTD based on fractional correlation is presented by introducing the fractional correlation into the computation of the cross-ambiguity function (CAF).
动目标检测(MTD)雷达作为一种被广泛用于强杂波背景下检测运动目标的雷达,其各项性能越来越受关注。
The MTD (moving target detection) radar is widely used in detecting motive targets under the background of strong clutter, and most of its performances receive more and more attentions.
本文介绍了国外在远程航路监视雷达系统中启用的几项新技术。它们涉及天线结构、固态发射、动目标检测等。
This article introduces several new technologies of radar monitoring systems used in foreign countries, which include antenna structure, solid - state transmission and moving target detection.
介绍了一种大规模复杂可编程逻辑器件(CPLD)在雷达信号处理系统中动目标检测电路的应用及具体实现方法。
This paper introduces the application and design methods of a large scale Complex Programable Logic Device (CPLD) in radar signal processing system moving target detection circuit.
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。
In radar signal processing systems, the central frequency and bandwidth of clutter must be accurately estimated to suppress clutter and prevent target whitening.
针对雷达中动目标检测技术中滤波器组设计,从普遍采用基于最小最大化的优化原则出发提出了一种改进优化原则。
A new improved optimization method is promoted based on common minimum-maximum principle for implementation of the filter bank of MTD radar.
该方法在分析杂波对消必要性的基础上,给出了进行地杂波对消、动目标检测、径向速度分量估计及定位的原理和实现方法。
The principle and realization of clutter cancellation, moving target detection, radial velocity estimation and relocation are presented based on the analysis of clutter cancellation necessity.
地面动目标检测(GMTI)是星载分布式雷达的重要应用之一,利用星载稀疏阵可增加系统虚拟孔径,以改善动目标检测性能。
Ground moving targets indication (GMTI) is an important application of spaceborne distributed radar. Distributed sparse array in space can improve the MTI performance with increased virtual aperture.
针对机载三通道SAR-GMTI存在通道误差、运动误差等情况,提出了一种基于误差校正的SAR图像域动目标检测和定位方法。
Aiming at channel errors and motion errors appearing in the tri-channel SAR-GMTI, a method of detection and positioning for the moving ground targets is presented based on the error calibration.
为解决LFMCW雷达运动目标的检测和距离速度去耦问题,该文提出了一种将动目标检测与频域配对相结合的MTD-领域配对方法。
To solve the problem of Moving Target Detection (MTD) and range-velocity decoupling in LFMCW Radars, a method combining MTD with frequency domain pairing is proposed.
利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型,给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
它包括点数可变的自适应动目标显示(AMTI),数字脉压(DPC),动目标检测器(MTD),数字积累(DI)和恒虚警率处理(CFAR)。
It is composed of adaptive MTI (AMTI) with variable number of pulses, digital pulse compression (DPC), moving target detector (MTD), digital integration (di) and constant false alarm rate (CFAR).
动目标检测和成像是合成孔径雷达(SAR)领域中一个十分活跃的研究热点,是SAR要完成的基本功能之一,无论在军事上还是在民用中都具有非常重要的作用。
Moving Target Detection and Image (MTDI) is a hot topic in the area of Synthetic Aperture Radar (SAR) and plays an important role in both martial field and civilian field.
图象中的动目标可以通过雷达回波的频谱特性进行分析、检测和分离,并能将动目标频谱移动到原点。
In SAR image moving targets can be analysised, detected and detached by spectrum characteristics of the radar echoes, and the spectrum of moving tar-gets can be shifted to the origin.
本文讨论了低信噪比条件下缓动点目标检测技术中候选轨迹的确定算法。
This paper discusses a technique for detecting slowly moving point targets in low SNR images.
地面雷达中的脉冲多普勒(PD)技术主要用于在强杂波背景下对动目标的检测。
The pulse Doppler(PD)radar technique in ground-based radar is mainly applied to detecting motive targets in strong clutter jamming circumstance.
主要研究了动基线时差测量系统采用多脉冲相参积累算法对低信噪比条件下运动目标的有效检测问题。
How to detect moving target in low SNR condition for moving-baselines time difference measuring system is studied, using multi-pulses coherent integration algorithm.
利用单通道sar图像中静止背景的信息抑制静止杂波,可改善检测动目标的性能。
If the information about fixed clutter in SAR image can be used to suppress the background clutter, the detection of moving target will be easy.
多普勒波束锐化成像技术(DBS)能为检测出的动目标定位提供参考,从而有效地实现精确打击。
Doppler beam sharpening (DBS) technique can provide reference for the location of the moving target detected to attack more accurately and effectively.
本文讨论了低信噪比条件下缓动点目标检测技术中候选轨迹的确定算法。
In this paper, we discussed an algorithm for decision trajectory during detecting slowly moving point target in low SNR.
本文讨论了低信噪比条件下缓动点目标检测技术中候选轨迹的确定算法。
In this paper, we discussed an algorithm for decision trajectory during detecting slowly moving point target in low SNR.
应用推荐