A nonlinear model of op amp based on Volterra series theory in complex frequency domain is proposed. The comparison of theory and experiment is given.
本文提出了一个运算放大器复频域非线性模型的建立方法，并且将该方法所建立的运算放大器模型与实验测量的传递函数特性作了比较。
For more denoising, a model structure of two canal filter is analyzed in terms of the complex frequency domain (z domain), and a algorithm for denoising is developed.
用复频域(z域)分析方法分析二通道滤波器的结构模型，提出测定信噪比的算法。
A method based on complex frequency domain analysis is presented for the simplification of the partial differential model of non compressible fluid transportation process.
通过复频域分析，从理论上提出了一种建立输送管内不可压缩流体动态传送简化模型的方法。
Using time-frequency-and complex frequency domain analysis to find the complete response of the circuit from the different point, has the different physics meaning and calculating method.
电路的时域、频域和复频域三种分析法求解电路的完全响应，比较了三种分析法的物理意义和计算方法。
The Anritsu MS4661A network analyzer is an instrument which measures the complex transmission and reflection characteristics of two-port devices in the frequency domain.
该安立ms4661 a网络分析仪是一种手段，用以测量复杂的透射和反射特性的双端口器件在频域。
Considering the complex characters of shock response signal in time domain, the signal is fitted and optimized in frequency domain, and the fit form after optimizing is acquired in the end.
考虑到冲击信号在时域内表现出的复杂特征，对其在频域内进行拟合优化，并最终得到优化的信号拟合形式。
A new model for frequency - domain analysis - the real resistive model which is based on Complex Network Theory is proposed in this paper.
本文应用复数网络理论，提出了一种用于频域分析的新模型—实阻性模型。
The complex data samples are directly extrapolated to obtain the extrapolated echo data in the frequency domain.
对于频域，直接对散射场回波复数据进行外推，可获得外推散射场。
Bilinear time-frequency transform possesses a high resolution both in the time domain and the frequency domain. It can be utilized to detect weak transient signal in complex background.
双线性时间-频率变换在时间域与频率域都具有较高的分辨率，有利于复杂背景条件下微弱瞬时信号的探测。
There was much contention on distributive characteristics and their production mechanism of person′s QRS complex in time and frequency domain.
在人的QRS复合波的时域频域分布特征及发生机理问题上曾有过许多争论。
Time Delay Spectrometry (TDS) is a new measuring technique which can be used to measure the complex frequency response and the complex time domain response of the audio system.
时间延迟谱技术(TDS)是一项较新的测量技术，它可以用于测量电声系统的复频响应和复时域响应。
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。
In this paper, an adaptively weighed method based approach is proposed for data compression of complex-valued SAR images in frequency domain.
该文提出了一种基于自适应加权方法的复值SAR图像的频域压缩改进算法。
The frequency and amplitude and phase of discrete spectral lines can be calculated through two DFT analyses one after another, which is one complex time domain signal analysis virtually.
相继两次DFT分析（实为一次复时域信号分析）可精确确定诸分立谱线的频率、幅度与相位。
The frequency and amplitude and phase of discrete spectral lines can be calculated through two DFT analyses one after another, which is one complex time domain signal analysis virtually.
相继两次DFT分析（实为一次复时域信号分析）可精确确定诸分立谱线的频率、幅度与相位。
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