• Quadrature Phase and Amplitude Modulation?

    正交相位幅度调制QPAM

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  • The paper analyzes the interference rejection of Quadrature amplitude modulation signals in the presence of carrier phase jitter, sinusoidal interference and white Gaussian noise.

    文章分析存在载波相位起伏正弦干扰高斯噪声时正交调幅数字系统性。

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  • The errors are classified according to their frequency. The amplitude and phase errors of the LFM signal generators using quadrature modulation technology are mapped into baseband.

    提出一种将正交调制LFM信号产生系统误差映射基带后,数字域利用复系数FIR滤波器进行校正的方案。

    youdao

  • The errors are classified according to their frequency. The amplitude and phase errors of the LFM signal generators using quadrature modulation technology are mapped into baseband.

    提出一种将正交调制LFM信号产生系统误差映射基带后,数字域利用复系数FIR滤波器进行校正的方案。

    youdao

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