time domain 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

On the other side, the character of CELP algorithm is that it does not distinguish voiced or unvoiced speech, and it uniformly uses time domain waveform matching method based on AbS principle to produce LP excitation, which is represented by vector codes.

CELP算法的主要特点是不区分语音信号的清浊音类型，而是统一使用基于AbS原理的时域波形匹配方法来产生线性预测激励，且该激励信号通过矢量码本来表示。

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。

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。

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。

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；

On one hand, the system implements remote state monitoring, the other hand, it also provides fault analysis maps in forms of time domain and frequency domain waveform map for expert analysis and fault diagnosis.

一方面实现了设备的远程状态监测，另一方面还提供了时域和频域故障分析图谱，供专家进行故障分析和诊断。

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。

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

The simulation results show that the time domain response and radiation waveform of bow-tie antennas with distributing resistively loaded are better than conventional bow-tie.

结果表明，与标准蝶形天线相比，该天线具有更好的时域波形和响应特性。

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。

A method is put forward to process FFT of the time domain stress waveform after it is differentiated.

提出了先将应力波的时域波形微分后再进行傅立叶变换的方法；

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。

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

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。

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。

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。

Identification of mechanical vibration time-domain waveform

机械振动时域波形的识别

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。

Partial discharge recognition based on time domain features of pulse waveform

基于脉冲波形时域特征的局部放电识别

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。

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。

A high waveform coincidence was achieved not only in the time domain in which waveform cross-correlation coefficients are over 0.997 but also in the frequency domain.

压缩恢复波形无论在时域分析（相关系数达0.997以上）还是在频域分析，失真都非常小，基本达到无畸变压缩。