phase difference

Study on artificial ground motion method with statistical law of phase difference spectrum

用相位差谱统计规律探讨人造地震动方法

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Design and Realization of a Normal Frequency Phase Difference Tester Based on PLL

基于锁相环的工频相位差测量仪的设计和实现

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Low scanning frequencies lead to quite small phase difference between base plate signal and reaction mass signal.

当扫描频率较低时，平板的运动相位与重锤信号相位的差别较小；

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Time-Shifting Correcting Method of Phase Difference on Discrete Spectrum

离散频谱时移相位差校正法

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Interchannel Phase Difference, Signal Spectrum and Stereo Sound Image Width

通路相位差、信号频谱与立体声声象宽度

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This method combining the adaptive Funnel filter ( AFF) with sliding Goertzel algorithm ( SGA) can accurately track the signal frequency and calculate the phase difference between two signals.

该方法将自适应Funnel滤波器（AFF）和滑动Goertzel算法（SGA）结合起来，能够精确地跟踪信号的频率，计算相位差。

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The phase difference caused by piston error translated with the tiled-grating compressor, the focal spot was affected by both non-integral number of grating space and out-of-plane piston error.

位移偏差引入的相位随着拼接光栅压缩器传递，其对远场焦斑的影响，取决于每片子光栅的非整数倍光栅常数的横向位移偏差和纵向位移偏差的综合作用。

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Study on Self-synchronous Phase Difference Angle

自同步相位差角的研究

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Research on Subdividing Method for Random Phase Difference Fringe Signals

任意相位差条纹信号细分方法的研究

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Under the condition of big noise, the precision of the third Phase Difference Correction is higher than others'.

在大噪声情况下，第三种相位差法的校正精度高于其它两种方法。

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Time domain method of the sinusoidal signal phase difference estimation

正弦信号相位差估计的时域方法

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Driven by two signals of biased bar with phase difference of π/ 2, the free end of a cantilever ( named as series bending arm) composed of two series piezoelectric bimorphs will move along an elliptic orbit when the other end is fixed.

二级串联压电双晶片（串联臂）一端固定时，在相位差为π/2的偏置方波信号驱动下，自由端将沿椭圆轨迹运动。

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A new method for measuring small phase difference& three-slit holographic interference device

一种弱位相差新的检测法&三缝全息干涉装置

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When the initial phase difference is zero, the central peak is lower than the side peaks.

当初始相位相同时，两边辐射峰值较高而中间的峰值较低。

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The Analysis for the Influence on the Test of Harmonic and Reactive Current by the Phase Difference θ

相位差θ对谐波及无功电流检测的影响分析

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An adaptive fuzzy controller is designed, which selects the power and the phase difference of both ends of tie-link as control signals and deals with the gain coefficient in adaptive fuzzy regulation.

设计了IPC自适应模糊控制器，选择联络线两端电压相位差与联络线功率作为控制信号，对增益系数进行自适应模糊调节。

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Long Range Ultra short Base-Line Positioning System use the phase difference of the signal from receiving base-array, the signal is generated from the aim with responder.

长程超短基线定位系统是利用水下五个装有应答器的目标发出应答信号，根据接收基阵收到的信号的相位差进行定位。

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A numerical method for computing the phase difference of fir interferometer

一种计算远红外干涉仪相位差的数值方法

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Stability and bifurcation of vibration system are discussed using differential equation of phase difference angle of two eccentric rotors to replace dynamic equations of a self-synchronous vibration system.

用偏心转子相位差角微分方程代替双激振器反向回转式自同步振动系统的运动方程，讨论了系统的平衡点稳定性和分岔特性。

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Three factors of restraining speckle noise in detection system, coherence, phase difference and polarization of the incident ray, were analyzed in detail, and the relations between these factors and speckle contrast were also presented.

对采用激光照明的测量系统中散斑形成的三个重要因素，即入射光束的相干性、相位差和偏振特性进行了详细的理论分析，并给出了这些因素与散斑对比度的变化关系。

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Designing of testing electric circuit by testing phase difference

相位差测试电路的设计

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A Precise Evaluation Method of Sine Wave Phase Difference

正弦波相位差的一种精确评价方法

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A Phase Difference Correcting Method on Discrete Spectrum Adapting to Any Window Function

适用于加各种窗的一种离散频谱相位差校正法

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Finally the diagram is found which shows the variation of the capture belt with the initial phase difference.

求出了二阶PLL的捕获带随初始相差的变化关系曲线。

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Driven by two signals of the biased bar with phase difference of π/ 2, the free end of a cantilever arm will move along an elliptic orbit.

一端固定，另一端自由时，在相位差为π/2的一定频率的方波信号驱动下，弯曲臂的自由端将形成类似椭圆的运动轨迹。

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Analysis of the Operation Current of the Phase Difference High Frequency Protection

对相差高频保护操作电流的分析

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It points out that the speed does not bring about error when the phase difference between test pulse and exciting signal is 90 °.

认为在测量脉冲与激磁信号相位相差90°时，运动速度不会造成测量误差。

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Application of Dual Slop Integrating in Phase Difference Measurement

双积分原理在相位差测量中的应用

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New algorithm for high-accuracy phase difference measurement based on windowed DFT

基于加窗DFT的相位差高精度测量算法

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And it get variety regulation about extreme phase difference and minimum contact ratio of interim gear and gear of roller, by analyzing all data that came from optimal design process.

同时通过对优化过程数据分析，得出介轮同轧辊齿轮啮合最小重合度同极限相位差的相应变化规律。

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