• However, short CIT and the resulting low Doppler resolution cannot separate the ship target from the close powerful ocean clutter.

    然而相干积累时间带来多普勒分辨率很难强大的杂波中区分出舰船

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  • The rationale of the measurement is to use range and doppler resolution so as to distinguish various reflecting points of a moving target.

    基本原理利用距离多普勒分辨力来分离散射,以使视角平面内目标边界尺寸可以测量

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  • Millimeter wave target seeker has features such as high-accuracy, powerful anti-interference capability, high Doppler resolution and large plasma penetrated ability.

    毫米波导引具有导引精度抗干扰力强、多普勒分辨率高等离子穿透能力强特点

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  • Doppler radar plays important roles on monitoring and predicting downbursts for its high temporal and spatial resolution.

    多普勒天气雷达时空分辨率成为监测预警下击暴流的有力工具。

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  • The paper presents the processing technique of Doppler beam sharpening which can improve the resolution of radar azimuth.

    本文讨论采用多普波束锐化处理技术提高雷达方位向分辨力

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  • The high resolution spectrum can be obtained through many methods, such as saturated absorption spectroscopy, Doppler free methods of two-photon spectroscopy, and etc.

    提高热原子光谱分辨率可以许多方法饱和吸收光谱技术、双光子光谱的消多普勒技术等。

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  • Currently, only direct detection Doppler lidar is able to directly measure three-dimensional wind field with high accuracy, high temporal and spatial resolution in the global region.

    目前只有直接探测多普勒激光雷达能够全球范围三维进行高精度时空分辨率的探测。

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  • The relations among cervical carotid atherosclerosis, hemodynamics and cerebral infarct lesions were analyzed by high resolution color Doppler ultrasound.

    使用高分辨力彩色多普勒超声诊断仪检测颈部动脉。 结果显示:梗塞两组颈动脉内径增宽;

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  • A raid cluster resolution scheme is proposed based on joint range-Doppler processing.

    本文提出基于距离—多普二维联合处理目标分辨方法

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  • To implement imaging with high resolution, real-time and precision of Doppler centroid estimation at the same time must be ensured.

    为了实现分辨率成像保证系统实时性同时还要保证中心频率估计精度

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  • 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.

    分析其距离分辨原理多普勒性能通过仿真计算速度加速度一维距离高分辨影响

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  • The system's frequency stability and target's Doppler effect, which mainly influence high range resolution technique, were also analyzed. The first null velocity was calculated.

    影响距离分辨率技术系统频率稳定度目标勒响应进行了分析,计算出目标第一零值点速度

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  • Doppler centric frequency is influenced much greater than Doppler FM rate and azimuth resolution is.

    中心频率影响,对多普勒调频斜率及方位分辨率影响小。

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  • Based on the traditional DBS (Doppler Beam Sharpening) method and the least squares linear fitting algorithm, a new high resolution DBS imaging algorithm is delivered in this paper.

    该文分析了应用于扫描模式下的传统波束化成算法(DBS)及其改进算法的特点不足,提出一种新的分辨率多普勒锐化算法。

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  • This method can void the Doppler influence of spinning targets on range synthetic and improve the resolution effectively.

    方法避免旋转目标所引起多普勒变化距离合成影响,能有效提高距离分辨率

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  • Recent technological advances and transducer improvements have led to exquisite high-resolution detail in gray-scale as well as Doppler imaging.

    最近技术进步传感器改进导致精美的灰度以及多普勒成像分辨率细节

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  • It obtains its high resolution in range by transmitting LFM signal and that in aspect by utilizing the Doppler information among the pulsed echoed signal.

    通过发射线性调频(lfm)的脉冲压缩信号实现距离分辨率利用脉冲之间的多信息获得方位上的高分辨率。

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  • This thesis discusses the signal processing methods of Pulse Doppler (PD) weather radar, mainly studying Spectral Moments (SM) estimators and Range-Velocity (RV) ambiguity resolution methods.

    本文讨论的是脉冲多普勒气象雷达信号处理技术重点研究估计和解模糊算法

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  • Those complicated Doppler shifts are where the angular resolution comes from.

    这些复杂多普勒偏移,就有了分辨率的问题。

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  • This paper includes studying many feature extraction methods such as time-frequency method, multi-resolution analysis and correlation analysis to analyze the Micro-Doppler signal.

    论文主要研究采用多种特征提取方法对激光微多勒信号进行-频分析、多尺度分析相关变换技术。

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  • This paper includes studying many feature extraction methods such as time-frequency method, multi-resolution analysis and correlation analysis to analyze the Micro-Doppler signal.

    论文主要研究采用多种特征提取方法对激光微多勒信号进行-频分析、多尺度分析相关变换技术。

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