"Modulation domain" is a plane domain which is consisted of frequency and time signal axes.
“调制域”是由信号的频率和时间两个轴构成的平面域。
Modulation Domain and Pulse Analyzer(MDPA) analyzes signal using a plane domain which is consisted of frequency and time.
调制域及脉冲分析仪利用时间和频率构成的平面域对信号进行分析。
The three analog signal types are the DC signal, the time domain (or AC) signal, and the frequency domain signal.
三种模拟信号分别为DC信号，时域(或ac)信号，以及频域信号。
And the signal system can be analyzed in the time domain, can also frequency domain.
对信号和系统进行分析研究可以在时间域，也可以在频率域。
Radar signal digital pulse compression processing can be realized mostly by time-domain and frequency-domain methods.
雷达信号数字脉冲压缩处理主要采用时域和频域两种方法来实现。
Common parameters of signal in time domain and frequency domain were statistics.
对信号的时域和频域上的常用参数进行了统计。
Fourier transformation in time domain and frequency domain is one of the main methods for modern railway signal detection.
时域分析和傅氏变换的频域分析方法是现代铁路信号检测的主要方法之一。
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。
Waveform analyzer is one of the most important signal measuring instruments, which can accurately analyze the characteristics of the signal in time-domain and frequency-domain.
波形分析仪是最重要的信号测量仪器之一，可以对信号时域特性、频域特性以及相关特性作高精度分析。
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。
Relatively familiar with the time domain, frequency domain is very helpful to understand and master the many effects of signal integrity between the two can be FFT conversion.
时域相对比较熟悉，频域则非常有助于理解和掌握许多信号完整性效应，两者之间可通过傅立叶变换相互转换。
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。
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。
Both on time domain and frequency domain, the detection for lifetime of weak fluorescence signal is studied.
在时域和频域上进行了微弱荧光信号的寿命检测的研究。
The authors propose a new method with combination of time domain and frequency domain by using the time-frequency distribution image of the radar signal.
借助于雷达信号的时频分布图像，提出了一种在时频联合域上进行信号识别的新算法。
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。
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。
Normalization method of ultrasonic testing signal, the advantages and disadvantages of time domain, frequency domain were discussed.
探讨了超声波检测信号归一化处理的方法，以及时域信号归一化和频域信号归一化的优缺点。
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。
The accuracy measurement of the signal can be achieved with a suitable windowing operation in time domain and an interpolation algorithm in frequency domain.
该算法通过对时域信号加合适的窗函数，并在频域采用相应的内插算法，可以有效地减小测量过程中信号的频谱泄漏，得到精确的测量结果。
The signal of instant vibration testing for soil compactness is analyzed both in time domain and frequency domain. Some feature parameters reflecting the characteristics of the signal are extracted.
从时间域和频率域两个角度对土密实度瞬态振动测试信号进行了分析，提取了信号的特征参量。
The wavelet transform has favorable localization character in time domain and frequency domain, which is specially applicable in wideband signal.
介绍了连续子波变换的定义和性质：基于子波变换在时域和频域的良好局部化性质；
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。
The wavelet transform has a good performance of local analyzing in both time domain and frequency domain. It is fit for analyzing non-stationary signals, such as ultrasonic signal.
而小波具有“变焦距”特性，在时域和频域中具有良好的局部分析能力，适合于超声等非平稳信号处理。
The main characteristic of the WT is the dual localization property in both time domain and frequency domain, which enables WT to be a high performance signal processing technique.
由于小波变换的时 -频局部化性质 ，使其成为信号处理的强有力工具。
The main characteristic of the WT is the dual localization property in both time domain and frequency domain, which enables WT to be a high performance signal processing technique.
由于小波变换的时 -频局部化性质 ，使其成为信号处理的强有力工具。
应用推荐