Presents a new computer oriented method based on a state variable approach to a large signal time domain analysis of networks with ideal switches.
对于理想开关网络的大信号时域分析,提出了一种基于状态变量法的新的面向计算机的方法。
According to the characteristics of ut signal, this paper puts forward two ways of digital decoding: Time Domain Analysis and Frequency Domain Analysis.
根据UT信号的特征,从时域和频域角度提出了两种数字译码方法。
Compared with the original two kinds of Phase-Difference Correction, only one sequence of time-domain signal is sampled and FFT analysis of same points is performed twice in this method.
与原两种相位差法相比,这种方法只采一段时域信号,且进行两次相同点数的FFT分析。
This article analyzes the plant electrical signal in time domain and frequency domain by using the statistical analysis method.
应用统计分析方法对植物电波信号进行了时域和频域上的分析。
Modulation domain analysis has become an important part for modern measurement technology. It is better than time domain and frequency domain measurement when indicating frequency variable signal.
调制域分析已经成为现代测试技术不可或缺的部分,在显现频率变化信号时优于时域测量和频域测量。
The results we obtained on normal PCG signal show that the STFT analysis with different scale basis provides a clear comprehension of the cardiac events in both time and frequency domain.
实验结果表明,不同时频尺度的STFT分析可以很好地描述正常心音信号的时域和频域特征。
Convolution is a key technique in signal and system analysis, which plays an important role in LTI time and frequency domain analysis.
卷积技术是信号与系统分析的核心技术。它在LTI时域和频域系统分析中起着重要作用。
Use relative signal processing method to pre-processing data, make time domain and frequency domain analysis, calculate the ride index and comfort, obtain relative results and export reports form.
应用信号处理相关处理方法对数据进行预处理,时域、频域分析,进行平稳性指标、舒适度计算,得出相关处理结果,输出报表。
Based on the analysis, a new method to detect carrier frequency of FSK signal named time-domain joint and modern power spectrum estimation is put forward.
对电力远动通道FSK信号进行了时域和频域分析,在此基础上提出了一种新的FSK信号载波频率测量方法—时域拼接结合现代功率谱估计的方法。
Objective:The purpose of this study was to compare time domain analysis (TDA) of signal-averaged electrocardiogram (SA-ECG) with spectrotemporal mapping (STM) in predicting arrhythmic events (AE).
目的:评价信号平均心电图(SA-ECG)时域分析和频谱时间标测在预测冠心病心律失常事件(AE)方面的差异。
Signal correlation analysis is a basic as well as an important method that owns wide applications in data processing in time domain and space domain.
信号相关分析是时域和空域中一种基本的、但又是重要的信号分析方法。
It is difficult to detect the periodic impulse component in the vibration acceleration signal with conventional analysis methods such as time domain wave and frequency spectrum.
通过时域波形和频谱等基本分析手段来探测振动加速度信号中的周期性冲击分量往往是困难的。
It is a new kind of signal separation algorithm base on the partial time-domain coherent algorithm USES the adaptive filter analysis technology.
在偏时域相干算法的基础上,采用自适应滤波分析技术,是一种新的信号分离算法。
Order analysis based on FFT is a transform between time-domain signal and frequency-domain signal and furthermore, it is the most important vibration analysis of rotational machinery.
阶次分析是基于FFT的一种时频转换谱分析,它是变速旋转机械体振动分析的最重要的一种方法。
It mainly includes signal acquisition, statistical analysis, time domain analysis, autocorrelation analysis, spectrum analysis, self-power spectrum analysis, etc.
动态特性信号分析主要功能包括信号采集、统计分析、时域分析、自相关分析、频谱分析、自功率谱分析等。
Here, secondary treatment methods are introduced in detail, include time domain signal statistics character, frequency analysis fast Fourier transform (FFT), and short time Fourier transform (STFT).
这里,主要对二次处理的方法作了详细的介绍,包括时域信号的统计特征,频域分析的傅立叶变换和短时傅立叶变换。
Result Pulse signal of 20 healthy women and 20 pregnant women were examined by statistic analysis of the time-domain characteristic point zero-crossing position.
结果通过对20例健康人和20例孕妇脉象时域特征点过零点位置的统计及其变化快慢的计算,分析结果正好与实际相吻合。
These methods are classified into three categories:statistical signal processing, frequency domain analysis and time-frequency analysis.
这些方法包括:统计信号处理,频域信号处理和时频域信号处理方法。
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 time-frequency analysis method is widely applied to rolling bearing fault diagnosis due to it can simultaneously provide time and frequency domain information of a signal.
由于时频分析方法能同时提供振动信号的时域和频域信息,因而在滚动轴承故障诊断中应用最为广泛。
Pretreatment and Time-domain analysis were studied to the vibration signal of aero-engine in this paper.
本文研究了发动机振动信号的预处理和对信号的时域、幅域分析。
Pretreatment and Time-domain analysis were studied to the vibration signal of aero-engine in this paper.
本文研究了发动机振动信号的预处理和对信号的时域、幅域分析。
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