• 相同频率调制幅度调制比情况,对调制信号不同采样分布可以得到不同的SVM波形。

    Under the same amplitude modulation index and same frequency modulation index, different SVM waveforms can be derived from different sampling point distributions.

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  • 原有声纳系统接收处理声音信号经过综合频谱转换后,形成数字化动态频率-幅度分布曲线

    The sound signal received and processed by the original sonar system is converted by comprehensive frequency spectrum and forms a digitized dynamic frequency-amplitude distribution curve.

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  • 随后地角回波信号为例,简要分析了杂波模型的幅度分布功率参数的特性。

    The amplitude distribution, power spectrum and parameters are discussed briefly based on the return at a high grazing angle.

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  • 高频电离层信道反射信号幅度衰落服从瑞利分布

    Envelope fading of reflecting signals on HF ionospheric channels is Rayleigh fading.

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  • 仿真结果表明CMA阵列抗多干扰性能随机信号幅度信号空间分布等因素的影响。当所需信号多径干扰信号空间隔离度越大,CMA阵列的抗多径干扰性能越好。

    The results of simulations show that the random phase shift, the amplitude and DOA(Direction of Arrival) of signals can influence performance of CMA array in reducing multipath interference.

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  • 导引雷达发射多个不同频率脉冲信号时,一定的检测处理时长内目标回波信号幅度服从分布而诱饵干扰信号幅度固定

    When the radar seeker transmits several different frequency pulses, the echo amplitude of the target follows the Rayleigh distribution and that of the decoy is assumed fixed.

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  • 导引雷达发射多个不同频率脉冲信号时,一定的检测处理时长内目标回波信号幅度服从分布而诱饵干扰信号幅度固定

    When the radar seeker transmits several different frequency pulses, the echo amplitude of the target follows the Rayleigh distribution and that of the decoy is assumed fixed.

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