time waveform

On the Study of Prony's Method for Extracting Poles from Time Domain Waveform

从时域波形中求取极点的Prony方法的研究

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Analysis of Time Domain Radiation Waveform of 1D Array Based on Gaussian Pulse

基于高斯脉冲的一维阵列的时域辐射波形分析

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There are certain limitations in the analysis of frequency domain mode or the method based on theory of time domain waveform.

频域模式化分析或时域波形理论等方法在实现与应用上存在一定局限性。

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Then data is processed and displayed dynamically, and the processing methods contain: time domain waveform, spectrum analysis, power spectrum analysis, waterfall display and etc.

之后对信号进行实时分析处理并动态显示，分析方法包括时域波形、相关分析、频谱分析、谱差分析、功率谱分析、倒谱分析、瀑布图、轴心轨迹等。

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By analyzing echo time domain waveform, and applying random fractal theory and method of echo fractal dimension based on fractal Brown motion are presented, and the fractal feature vector ( FFV) of echo is extracted.

在分析回波信号时间域波形的基础上，应用随机分形理论，给出基于分形布朗运动的回波信号分维特征矢量提取的理论和方法；

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The strong pump pulse will change the spectrum of weak signal pulse by the XPM effect as a result that the time domain waveform of weak signal pulse is also changed remarkably by combining the dispersion effect.

受交叉相位调制作用的影响，强泵浦脉冲将改变弱信号脉冲的频谱，在联合色散效应后，弱信号脉冲在时域上的波形也将发生显著改变。

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The function extension is discussed, such as the real-time waveform display, fault wave recording, inter-harmonics analysis and so on with USB 2.0 port and PC.

最后，对如何利用USB2.0与PC机进行实时波形显示、设备故障录波、间谐波分析等功能拓展进行了探讨。

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We find that the waveform and the pulse width of the ultrasonic pulse are determined by the thickness of the PVDF piezoelectric film transducer, the falling time of the step-function voltage, the transducer backing and the shape of the acoustic propagation medium.

实验结果表明，声脉冲的波形和脉冲宽度取决于PVDF压电膜的厚度，阶跃电压的下降沿宽度，以及背衬材料和声传播媒质的形状等多个因素。

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Be applied 2nd dilation in time domain to a waveform which has some special coefficients of fourier expanding series, then sampled and saturated to 1 or-1, the waveform of so called 2 Dilation Binary Phase-coded signal is formed.

将具有特定Fourier级数展开系数的波形在时域进行二次伸缩，采样，并符号化，即得到所谓的二次伸缩二相编码信号。

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With the use of filtering method in frequency domain, certain low frequency components were filtered, the time domain waveform was retrieved by IFFT, and the biphase T wave appeared in time domain.

用频域滤波的方法，分别滤去一定低频成分，再IFFT恢复时域波形，时域信号出现了双相T波。

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Data of complete time domain waveform is also needed in order to calculate accurate S-parameters of frequency domain via fast Fourier transform ( FFT).

而要通过FFT获得准确的频域散射参数，又必须得到完整的时域波形数据。

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Simulation results shows that, the time waveform of the synthetic speech of ARMA-CELP is much closer to the input speech, and the speech quality is better.

仿真表明，ARMA-CELP的合成语音的时间波形更接近原始语音，且音质较好。

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It is given a novel electronic simulative load and proved that the IGBT can simulate the real time waveform of the current and voltage in welding.

提出了一种新型的电子模拟负载，并通过理论分析和大量的实验研究证明了采用这种电子模拟负载模拟动态电弧的实时变化是可行的。

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The parameters of the probability statistics distribute change after space time waveform adaptive process, and the generalized likelihood rate test can detect targets in the unknown Gaussian clutter environment.

对回波数据进行空时波形自适应处理后，其概率统计分布的参数会发生变化，广义似然比检验可以在参数未知的高斯杂波环境中对目标进行检测，具有一定的通用性。

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Time Domain Waveform Sensitivity Analysis of High Speed VLSI Interconnect Structure

高速集成电路互连线结构的时域波形灵敏度分析

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Post simulation waveform has 15.02 ns delay time than system clock edge as add device andwire delay.

在加入了器件延迟与布线延迟后,后仿输出波形对于系统时钟有15.02ns的延迟.

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This thesis introduces the application of time waveform replication technology in automobile component fatigue life prediction, and gives a brief presentation about its theory and two key technologies used in its process-System Identification and Object Simulation.

介绍了时域波形再现技术在汽车零部件疲劳寿命预测的应用，并对其原理和工作流程中的关键技术&系统识别和目标模拟进行了简要介绍。

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With the time domain waveform, the normalized energy pattern and the normalized peak pattern to analyze the test data of the time domain slot antenna array, we get the valuable conclusions about the characteristic of time domain antenna array.

利用时域天线的时域波形、归一化能量方向图、归一化峰值方向图来分析开槽天线阵的测试结果，得出关于时域天线阵接收特性有价值的结论。

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If the time domain waveform is truncated in advance, the values of scattering parameters will deviate true ones.

如果过早地中断时域波形，会使频域结果偏离真实值。

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Research on Identification of Time History Waveform of Cylinder Pressure Using Acoustic Vibrational Monitoring

利用声振监测技术识别气缸压力时域波形的研究

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Application of time waveform replication technology in automobile road simulation

时域波形再现技术在汽车道路模拟中的应用

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The broadband waveform data and used in this paper to do waveform modelling by the overlapped subevents and then to analyze the rupture feature of unilateral rupture source in terms of station quasi-source time function ( qSTF) and subevent quasi-time difference ( qTD).

利用GDSN的宽频带波形资料，通过由子事件迭加进行的波形模拟，根据台站视震源时间函数和子事件视时间差，对单侧破裂震源的破裂特征进行了分析。

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The normalized-bandwidth-pulse-shape-factor product, the decaying rate of the tail of time waveform, the opening of the eye diagram, and the envelope uniformity of the second order continuity pulses were addressed, which provides the basic information for the selection of the chip pulse for CDMA systems.

从归一化带宽&脉冲形状因子乘积、时间波形衰减速度、眼图开启度、包络均匀性等角度，详细分析了二阶连续脉冲，为CDMA系统中码片波形的选择提供了基本依据。

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When a cosine function voltage is applied on the electro-optical crystals, this system acts as a multiple electro-optical birefringent network for synthesis of time domain waveform.

该综合器由偏振器、多块具有电光效应的双折射晶体和补偿器组成，输入余弦信号，组成一多级电光双折射网络。

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The capture, measurement and analysis of time domain waveform with accurate and timely above process have active significance for utilization of energy resources, enhancement of efficiency and protection of environment etc.

正确、及时地捕捉、测量和分析上述过程的时域波形，对于能源利用、效率提高和环境保护都有一定的实际意义。

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Time waveform replication technology can convert measured spindle loads ( force and torque) from an earlier model vehicle into spindle displacements.

时域波形再现技术可以把在原有模型车上测量到的轮轴载荷（力和力矩）转换为轮轴位移。

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Compared with improvement situation both time domain waveform and Cagniard resistivity-phase curve, analyzed de-noising effect of measuring point including comparative single noise.

对比了时间域波形和卡尼亚电阻率-相位测深曲线的改善情况，分析了该方法对包含比较单一的噪声干扰测点的去噪效果。

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Besides the research of the fault reasons and the studies of the time waveform and the spectral characteristics when the various faults are happening, some fault diagnosis is also done according to the FFT spectral characteristics analysis method.

研究了通风机故障原因及各故障特征状态下的时域波形和频谱特性，运用FFT频谱特征分析方法对通风机进行故障诊断。

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The noise of photodetector module was tested before and after radiation, then the time domain waveform and the spectrum curve were analyzed.

通过对辐照前后的光电探测器组件进行噪声测试，然后对比分析其结果。

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The time waveform of the mixing matrix which was generated by dynamic ICA algorithm based on kurtosis maximization can promptly and accurately reflect the energy changes of μ rhythm.

基于峭度极大的动态ICA算法产生的混合矩阵系数的时间波形能及时准确地反映u节律能量变化。

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