As well as vector network analyzer time domain function merit and application domain.
以及矢量时域功能的优点及应用领域。
These equation can be transformed back again into the time domain to describe the platform motion explicitly as a function of time.
这些方程可以再转换到时间域,以便清楚地用时间的函数来描述平台的运动。
The basic function of this program is the signal to Fourier transform, and the simultaneous extraction of his time domain and frequency domain characteristic values.
说明:本程序的基本功能是对信号进行傅里叶变换,并同时提取出他的时域和频域的特征值。
This article mainly introduce the applications of MATLAB - function in time - domain, s - domain and Lyapunov stability analysis of linear constant system.
本文主要介绍线性定常系统的时域稳定性分析、频域稳定性分析和李雅普诺夫稳定性分析时MATLAB函数的应用。
Response of impact damping system in time domain was reduced on the base of vibrating system′s transfer function.
基于主振系的传递函数对垂直冲击消振系统的时域响应进行理论推导;
In contrast, in the time domain, variables are expressed as a function of time instead of frequency.
而在时间域中,因变量就是时间的函数而不是频率的函数。
In fact, the FFT spectrum is the convolution between read time series and window function in domain of frequency, the dominant frequency position influence on leakage should not be ignored.
由于实际信号和窗函数在频域为卷积关系,所以应该考虑实际频率在FFT谱上所处的位置。
The tested signal on pile head is the convolution of the vibration resource and frequency response function of itself in domain of time.
实测桩顶响应信号是振源与系统频响函数的时域卷积。
Time domain dynamics response, frequency response function and root mean square value are taken to evaluate the vibration influence on the light-beam propagation performance quantitatively.
提出了将时域动态响应、频率响应函数和均方根值作为机械振动对光束传输性能影响的定量评价值。
Introduced the time-domain waveform synthesis and decomposition, and analysis of autocorrelation and cross correlation function.
介绍了时域波形的合成与分解,以及分析的自相关函数和互相关函数。
Because the wavelet has time-frequency local property, the wavelet method can analyze the local regularity of function more effectively than frequency domain.
由于小波具有时频局部性,因此与频域方法相比,小波方法更能有效地分析函数的局部正则性。
By the family of wavelet basis function of wavelet Composition, it can describe the signal time (space) and frequency (scale) domain of the local characteristics.
小波由一族小波基函数构成,它可以描述信号时间(空间)和频率(尺度)域的局部特性。
A frequency domain adaptive maximum likelihood (ML) time delay estimation algorithm based on squared coherence function is proposed.
提出了一种基于平方相干函数的频域自适应最大似然时延估计算法。
The method can establish continuous transfer function model of the transducer using calibration data in time domain.
利用传感器的时域校准数据得到了传感器的参数模型,进而求得了传感器的频率特性。
To avoid calculating the time-consuming Sommerfeld's integrals, the discrete complex image method (DCIM) is employed to obtain spatial domain closed-form Greens function for planar-layered media.
使用离散复镜像方法(DCIM)快速得到平面分层介质的空间域的闭式格林函数,避免了费时的索末菲尔德积分。
For the convenience of time -domain convolution, the vector fitting method is adopted to approach the characteristic impedance and delay function in complex frequency-domain.
为了便于时域卷积,对不同模量上的特征阻抗和延时函数在复频域采用矢量匹配法进行拟合。
The time-domain filter can then be used to select the narrow central portion of the cross correlation function (CCF), capturing virtually all of the signal but rejecting most of the noise.
对相关函数进行时域滤波,挑选出互相关函数中窄信号自相关函数部分,去掉剩余的大部分噪声能量,得到加窗互相关函数(CCF)。
This paper discusses the application methods on solving frequency function and sets examples, in the two integral characters of time domain on Fourier conversion.
该文讨论傅氏变换中的二个时域积分特性,在求解频谱函数中的应用方法,并举例予以说明。
So the paper brings forward a method of pitch estimation in time-domain based on correlated square function.
论文在此法的基础上,提出了一种基于时域自相关平方函数的基音周期估计方法。
The dielectric property of dispersive media is written as rational polynomial function, the relation between D and E is derived in time domain. It is named shift operator FDTD (SO-FDTD) method.
将一类色散介质的介电常数写成有理分式函数形式,进而导出FDTD中电位移矢量D和电场强度E之间的关系,形成SO_FDTD方法。
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。
A method has been developed to obtain analytically the seismometer parameters in time domain based on the step calibration function.
提出基于阶跃响应在时域解析测定地震计参数的方法,并对合理确定响应的时间零点提供了一种方法。
The physical mechanism and the evolution of quantum wave function in time-domain are studied.
分析了波函数的演化规律和系统极化强度的关系。
This paper analyses the composition, transfer function and stability of the control system. It also analyses the control performance index of frequency characteristic, time-domain response and steady…
本文分析了该控制系统的组成、传递函数和稳定性,还分析了该系统的频率特性、时域响应和稳态误差。
The frequency response function, frequency-domain and time-domain expressions for the longitudinal vibration velocity at the pile top were obtained further.
研究了渐缩自由桩和渐扩自由桩的桩顶纵向振动速度时域曲线特征;
The frequency response function, frequency-domain and time-domain expressions for the longitudinal vibration velocity at the pile top were obtained further.
研究了渐缩自由桩和渐扩自由桩的桩顶纵向振动速度时域曲线特征;
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