文章分析了存在载波相位起伏、正弦干扰、高斯白噪声时正交调幅数字系统的抗扰性。
The paper analyzes the interference rejection of Quadrature amplitude modulation signals in the presence of carrier phase jitter, sinusoidal interference and white Gaussian noise.
本文讨论了大气湍流引起的强度起伏和相位起伏对激光雷达跟踪系统测角精度的影响。
In this peper, it is discussed about the laser radar's angular tracking errors caused by atmospheric turbulence which results in intensity fluctuation and phase fluctuation.
介绍了一种几何方法，从整个接收面上的相位起伏分布出发，构造了波前的空间几何形态，从而计算出整个接收面上到达角起伏分布。
In this paper, based on the known phase distribution on the receiver plane, the geometric shape is constructed to calculate the angle-of-arrival distribution.
论文针对L波段ISAR，通过四个数学模型仿真了电离层引起的目标回波相位起伏、折射效应以及回波幅度闪烁对ISAR图像的影响。
This paper gives four models to simulate effects of phase fluctuation, refraction and amplitude scintillation due to ionosphere on L-band ISAR.
射频脉间相位噪声经过微波检测电路、视频电路后变成随机起伏的视频脉冲信号。
The RF pulse-to-pulse phase noise through microwave test circuit becomes a VF pulse signal of random fluctuation.
该方法同时旋转多个天线单元的信号源的相位，能够使被测信号的起伏显著增加。
This method synchronously rotates the sources 'phases of more than one antenna element, and makes the signal vary more significantly.
这些样品表面具有连续平滑的起伏轮廓，符合粗糙表面散射研究的理论模型，也可用作相位板。
These surfaces have a smoothly modulated profile which is amenable to the theoretical model of rough surface scattering. These specimens can also be used as phase screens.
重建语音的听觉感知效果主要取决于附加相位对频率的导数的起伏幅度。
The auditory perception effect of the reconstructed speech is mainly dependent on the amplitude of the derivative of the additive phase with respect to frequency.
重建语音的听觉感知效果主要取决于附加相位对频率的导数的起伏幅度。
The auditory perception effect of the reconstructed speech is mainly dependent on the amplitude of the derivative of the additive phase with respect to frequency.
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