• 采用目标信号分离滤波进一步提高制导精度

    To use separation of goal signal and wave filter, the guided precision can be improved.

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  • 椭圆极化目标信号椭圆极化雷达天线情况作了阐述。

    By analyzing the case linearly-polarized beacon signal and elliptically-polarized radar antenna, the related formulas and curves are given.

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  • 采用将所接收的雷达发射信号加上调制延时的方法生成目标信号

    The target signal is produced by modulating and deferring radar transmission signal received.

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  • 通过实验证明算法能够有效增强复杂背景下的微弱目标信号

    The experiments verified that the weak signals submerged in the complex background can be enhanced efficiently by this algorithm.

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  • 文章分析了参考输入含有目标信号噪声有源抵消器的性能

    This paper analyses the effect of the signal components in the reference input on the Performance of the active self noise canceler.

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  • 本文主要论述海上目标信号海洋环境噪声测量及其结果分析

    The measurement of object signals and ambient noise at sea, as well as the analysis of its results are described in this paper.

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  • 混响背景下目标信号检测降噪方法实现,一直以来都是一个难题

    The method for detection, denoise and realization of signals in chaotic background is difficult.

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  • 根据舰船轴频电场信号特点,提出了基于变换目标信号检测方法

    According to the characteristic of the shaft-rate electric field of a ship, this paper proposes a detection method for the target signal based on the wavelet transform.

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  • 这一结果对于进一步开展水下目标信号识别、分类研究具有重要参考价值。

    The research results will be helpful in the further study of underwater acoustic signals.

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  • 磁性目标探测中用这种方法可以提取出隐藏变化地磁场中的目标信号

    Using this method, the faint object signal hided in the geomagnetic disturbance can be extracted.

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  • 从回波信号中进行目标信号分离提取始终防撞雷达一个关键技术难点

    It is more difficult to estimate and separate LFM as a result of the appearance of multi-object and the applying of Multi-LFM radar wave signal.

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  • 关键技术如何实现目标信号实时准确检测以及目标方位高精度估计

    The key technologies are how to realize the real-time signal detection and target azimuth accuracy estimates.

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  • 最后,通过实船测试检验监测系统目标信号定位能力、监测方法以及监测方案可行性

    Finally, the test examines the target signal monitoring system positioning capabilities, monitoring methods and the feasibility of monitoring programs though the real ship.

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  • 并且讨论脉冲参体制雷达目标回波相位信息以及目标信号的多普勒谱特性

    Then discussing the phase information and Doppler characteristic of target echo wave in the pulse Doppler phase radar.

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  • 基于背景杂波处理目标信号识别,讨论了非跟踪体制炮位侦察雷达目标自动识别问题。

    The key techniques of automatic target identification in non-tracking emplacement reconnaissance radar are static background clutter processing and identification of target signals.

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  • 大量水下目标辐射噪声资料为依托,借助高阶累积量分析法,研究了目标信号的非高斯特性

    For the radiation noises from underwater targets apparently contain non-Gaussian ingredients, their non-Gaussion features were studied through high-order cumulants.

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  • 其中接收系统滤波器带宽的大小不仅后向散射起到抑制作用,而且目标信号产生抑制作用。

    The bandwidth of the filter in the receiving system doesn't only suppress the backscattering, it also has a suppression effect on the target signal.

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  • 引导式接收需要采用方法得到目标信号载频测频结果引导后续数字信号处理器降低数据

    The frequency-guided receiver requires target signal's carrier frequency, gained by frequency measurement, to induct data rate conversion.

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  • 本文阐述分辨率距离成像原理,提出一种基于目标距离像的目标信号检测跟踪方法。

    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.

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  • 特征提取充分利用目标信号特征信息,对原始特征空间的建立特征压缩的过程进行了讨论

    To make full use of the feature information of signals in feature extraction for target recognition and classification, this paper discusses establishment and feature compression of raw feature space.

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  • 系统发射器采用编码器编码发送超高频信号接收器采用二次混频型超外差式接收移动目标信号

    The system uses the emitter to send ultra high frequency signals after coding with signal coder and the secondary superheterodyne mixing receiver to accept the moving target signals.

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  • 本文提出了一种基于雷达测试通用目标信号模拟器的设计方案,实现了对复杂雷达目标信号模拟

    An universal radar target Simulator for radar testing is proposed in this paper, which can realize the complex simulation of radar target.

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  • 利用空间估计理论外来目标信号进行超分辨测向将会成为近代电子战必不可少技术手段之一

    Using theory of spacial spectrum estimation to estimate Direction of Arrival (DOA) of target signals will be one of absolutely necessary technology means in future electron warfare.

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  • 对近地面目标监测雷达回波进行分析,建立相应的目标信号模型、多路径效应回波模型波模型。

    The echo of short range radar detecting ground targets are analyzed in this paper, Models for targets, multipath effects and clutter are constructed.

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  • 研究结果为建立精确描述辐射噪声信号非线性模型、为水下弱目标信号探测识别提供一定理论依据。

    The results given in this paper, could provide novel theoretical foundation for the nonlinear character description of the ship noise, as well as for the latter detection and recognition.

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  • 拉伸处理窄带滤波目标信号带宽大大降低数据采样大大降低,因此计算减小,利于工程实现

    The bandwidth of target signal after stretch processing and narrowband filtering, the data sample ratio and computing burden are reduced greatly and the method is easy for engineering implementation.

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  • 围绕被动导引头跟踪过程中目标辐射源信号丢失问题提出种基于目标状态估计的抗目标信号丢失方法

    For the problem of loss of target signal during target tracking in passive seeker, a new method is presented for anti-loss of target signal based on target state estimation.

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  • 而重复频率近似等于调制系统调制波形载频光脉冲干扰导引头接收目标信号使导引头失去目标

    At a repetition rate nearly equal to the carrier frequency of the reticle system, the jamming source will disturb the target's signal received by the seeker, and make the seeker lose the target.

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  • 而重复频率近似等于调制系统调制波形载频光脉冲干扰导引头接收目标信号使导引头失去目标

    At a repetition rate nearly equal to the carrier frequency of the reticle system, the jamming source will disturb the target's signal received by the seeker, and make the seeker lose the target.

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