A detecting method for the phase drift in excited signals based on wavelet packet analysis is presented. This method can detect the transient phase drift in signals at great level.
提出了一种基于小波包分析的激磁信号相位漂移检测方法，能够以较高的精度检测出相位信号的瞬时漂移。
Operating in bad environments and wide band conditions, the amplitude and phase of monopulse sum and difference channels may drift severely.
工作在宽频及恶劣环境条件下的单脉冲雷达，和差通道的幅度和相位会发生严重漂移。
This approach the problem of conquers phase excursion and frequency drift that anciently adopts fixed frequency filter and its frame is simple.
这种方法克服了以往采用固定频率滤波器带来的相移和频率漂移问题，而且结构简单。
The reasons to the error of phase of postulate signal are analyzed and the distribution of the drift of phase is given.
分析了基准信号相位发生误差的原因，并给出了相位误差的分布情况。
The phase detecting error caused by local oscillator frequency drift and non-synchronization of measurement signal and gate signal is eliminated and the measurement speed is improved at the same time.
该方法可以有效的消除因本振信号频率漂移及闸门信号与被测信号的非同步引起的测相误差，同时提高了测量速度。
In the practical phase generated carrier (PGC) demodulation outputs, the direct current (DC) drift can distort the demodulation results.
在实际的相位生成载波(简称PGC)解调输出中，直流漂移会使解调结果产生失真。
A large amount of practical measurement and calculated drift data of rocket shows that the models are suitable for describing and analyzing drift of rocket in takeoff phase.
大量实测数据计算结果证实，该箭体漂移的运动学模型是可靠的，很好地刻画了火箭在垂直起飞段漂移量的变化规律。
The DC drift and initial problems of pure integrator were overcome, and the magnitude and the phase error of one-order low pass filter eliminated by using a novel integration method.
利用改进的磁通积分算法，克服了纯积分器直流漂移和初始值问题，消除了一阶低通滤波器的幅值和相位偏差。
The nonlinear drift-wave equation driven by a sinusoidal wave is discussed in a coordinate system moving in the driving phase speed.
在以驱动波相速度运动的坐标系中，用微扰法讨论。在正弦波驱动下的非线性漂移波的分波方程。
This paper proposed a novel active frequency drift with feedback based on single-phase single stage PV grid-connected generation system for the complexity of the control in traditional method.
基于单相单级光伏并网发电系统，针对传统主动式频率偏移法控制的复杂性，采用了一种新颖的带反馈的主动式频率偏移法。
This paper proposed a novel active frequency drift with feedback based on single-phase single stage PV grid-connected generation system for the complexity of the control in traditional method.
基于单相单级光伏并网发电系统，针对传统主动式频率偏移法控制的复杂性，采用了一种新颖的带反馈的主动式频率偏移法。
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