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- Conventional methods based on the intensity of target echo signal will result in high false alarming rate if mine-like object such as rock laying on the seafloor. 传统的基于目标回波信号强度的检测方法在海底存在岩石等类似于水雷等人造目标的情况下，常会导致较高的虚警率。
- The radar signal model in EW condition is discussed in this paper,including the model of emitting signal,the model of target echo signal,the model of jamming,the model of clutter and the model of noise. 文中建立了电子战条件下雷达信号环境数学模型，包括雷达发射信号数学模型，目标回波信号数学模型，电子干扰（有源干扰和无源干扰）信号数学模型，杂波数学模型以及噪声数学模型
- Target echo signals are the main information source in underwater acoustic detection system. 目标回波信号是水声探测系统主要的信息来源。
- The Application of Target Echo Signal Based on Multi-highlight Model in Underwater Acoustic Countermeasure Simulation System 基于多亮点模型的目标回波信号在水声对抗仿真系统中的应用
- target echo signal 目标回波信号
- Radio frequency simulation system(RFSS) is mainly used to simulate echo signal of radio frequency target in laboratory. 射频仿真系统(RFSS)主要是用在实验室里模拟空中射频目标信号。
- The imaging fundamental of SAR was expatiated and the raw echo signal model of complex three-dimensional ground object target was established. 阐述了复杂三维地物目标模型的建立方法,分析了回波信号的结构并且讨论了成像仿真参数。
- In LFMCW radars,the echo signal of moving target with acceleration has Doppler aberration which will cause the detection performance and parameter estimation loss of target. 在线性调频连续波(LFMCW)雷达中,加速度运动目标回波存在多普勒频谱畸变现象,造成目标检测性能和参数估计精度损失。
- A multi-component echo signal model of short-range pseudo random code continuous wave (PRC-CW) radar is presented based on target's multi-points scattering model. 摘要为获得运动目标特征，基于目标多点散射模型推导了近程伪码调相连续波(PRC-CW)雷达回波多分量信号模型。
- This dissertation discusses mainly the realization of the radar signal simulator for an Airborne Phased-Array Radar (APAR), the simulation methods of target echo and clutter for APAR, and the application of hi-speed DSP chip in radar simulator. 尤其在近几年，雷达信号模拟器的研制已成为国内外军事研究领域的一个热门研究方向。 本文以某种机载相控阵雷达信号模拟器的研制为背景，对目标回波信号和杂波的模拟理论和算法以及系统实现等问题进行了较为深入的研究，并通过采用高速、高性能的DSP，实现了对机载相控阵雷达信号的实时模拟。
- The director could be slewed quite quickly until the range operator picked up the target echo. 指挥仪快速回转直到测距手捕获目标的反射回波。
- It can also simulate the speed about distance changing and adjust the pulse width of echo signal. 此外，本目标回波距离处理器还可以仿真距离变化速率，调节回波脉冲的宽度。
- The parallel arithmetic of distribute space borne SAR ground target echo data simulating procedure was examined. 摘要对分布式星载SAR系统地面回波仿真程序并行化算法进行了研究。
- SPGA algorithm compensates the envelope and phase of the echo signal which has not be corrected range migration. SPGA算法利用估计得到的侧摆对距离徙动校正前的回波数据进行包络和相位补偿。
- Describes a distance simulator of echo signal used in radio frequency simulation system. 描述了射频仿真系统中使用的目标回波距离处理器。
- Because the truths of the echo signal simulation are directly influenced by the accuracy of the simulation algorithms. 模拟算法的优劣直接影响着模拟产生的回波信号的真实性。
- The cluttering area wherein the fuze antenna illuminates is distributed into small clutter cells and the clutter modeling is built up as the method of fuze target echo modeling. 对天线照射区域内的杂波进行了分割，采用近似目标回波的处理方法对杂波进行了建模，并将该方法应用到引信目标模拟器中。
- When the target echo on the radar scope is bisected by the center bearing line, the director is trained on the target, and the correct value of director train is determined. 当指挥仪旋转的时候，其上的雷达天线也跟着转动，当显示器上的目标回波被中央方位线（center bearing line）分为两半时，雷达天线就对准了目标，指挥仪的旋转角也就确定了。
- A way to measuring the vector miss distance using echo signal from Multiple Frequency CW-Tracking Radar is described in this paper. 本文详细介绍了利用多频连续波测量雷达回波信号进行脱靶量测量的方法。
- Based on the characteristic of target echo in ISAR, the original method of Doppler center estimation is ameliorated to increase the motion parameter estimation precision. 针对ISAR中目标回波的特点，对原始的多普勒中心估计方法进行了改进，提高了运动参数估计精度。
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海词词典，十七年品牌
