• 理论上分析由于目标引起的引信回波信号的多普勒展宽距离展宽问题,以及它们近距离扩频测距影响

    A detailed analysis is made on the echos Doppler spread and range spread caused by body target spread, and on their influence on ranging.

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  • 数字射频存储器(DRFM)应用机载无线电引信干扰机中用来对脉冲测距引信脉冲多普勒引信进行干扰。

    In the paper, digital radio frequency memory (DRFM) is applied to airborne radio fuze jammer to jam pulse distance-detecting fuze and pulse Doppler fuze.

    youdao

  • 论文首先分析外差式连续多普勒引信锯齿波调频测距引信原理系统组成

    This paper discusses the principle and form of Heterodyne-CW Doppler fuze and Toothed-FM fuze firstly.

    youdao

  • 这些装置空间vlbi高精度角度测量以及多普勒技术高精度测距测速非常适用的。

    These devices are very adaptable for space use in very high precision measurements of Angle through VLBI and of range and range-rate through Doppler techniques.

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  • 利用多普原理实现了运动目标速度测量,利用脉冲回波测距原理实现运动目标距离测量。

    The speed of moving-target was measured based on the principle of PD frequency shift, and the range of moving-target on the pulse-echo principle.

    youdao

  • 利用多普原理实现了运动目标速度测量,利用脉冲回波测距原理实现运动目标距离测量。

    The speed of moving-target was measured based on the principle of PD frequency shift, and the range of moving-target on the pulse-echo principle.

    youdao

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