This paper describes a noise analysis method for a phase switching frequency divider.
介绍了一种相位开关型分频器电路的噪声分析方法。
A design method for low phase noise agile X-band frequency synthesizer is presented, the theoretic analysis and calculation is performed and the test results are given.
介绍一种低相噪、捷变频x波段频率综合器设计方法，并进行理论分析、计算，最后给出测试结果。
By means of the principle of correlation analysis, this paper introduces an approximate method for estimating signal-to-noise ratio on random noise background.
本文利用相关分析的原理，提出一种在随机噪音的背景上估算信噪比的近似方法。
In order to realize a noise octave analysis by software, a digit weight method based on FFT is proposed.
为了利用软件实现噪声倍频程分析，提出了一种基于FFT的数字计权方法。
Based on self adaptive noise countervailing method and artificial neural network (ANN) theory, an approach for harmonics detection and analysis is presented.
基于自适应噪声抵消方法和人工神经网络(ANN)理论，提出一种谐波电流检测分析方法。
Hence the analysis of the noise, influential factors and method of control is necessary.
因此有必要对噪声产生的机理，影响因素和控制方法进行分析和探讨。
An useful analysis method for diagnosis of breakdown, vib- rarion and noise in metal cutting machine tools is offered.
为金属切削机床的振动与噪声分析和故障诊断提供了进一步的分析方法。
By applying wavelet analysis method to image edge detection, multi scale operator of wavelet analysis functions well for noise resisting ability and picture edge reserving.
将小波分析方法应用于图像边缘检测领域，小波分析的多尺度算子在抗噪声和保留图像边缘的能力上有比较好的效果。
This paper makes an exposition of the theory, method and the details concerned of the cabin noise for quantitative analysis and evaluation, and numerical results are given.
本文阐述了舱内噪声定量分析及预估的理论、方法和有关技术问题，并进行了数值计算。
Optimized selection is taken in noise monitoring of substance element analysis. Optimized selection method is convenient and quick.
物元分析进行噪声监测点位的优化布点，优化方法简单快捷。
An analysis of input-matching and noise and linearity is presented, which follows up a method to upgrade the general performance of Low Noise Amplifier.
通过对输入匹配、噪声和线性度的分析，给出了改进低噪声放大器综合性能的方法。
This paper presents a detailed discussion of the method for measuring low frequency noise in operational amplifier devices as well as an analysis of some key problems in the measuring process.
本文中详细给出了运放器件低频噪声的测试方法并对测试过程中的若干关键问题进行了深入剖析。
Have studied the influence law of geological noise to MT data with the method of sense degree analysis.
用感度分析的方法，研究了地质噪声对MT资料的影响规律。
This paper applies a short-term energy analysis method and subjective hearing characteristics to analyze ship-radiated noise.
文章提出了利用短时能量分析与人的主观听觉相结合的方法进行船舶辐射噪声特征提取。
Aimed at noise cancelling cut for ultrasonic inspecting signal of seabed oil pipeline flaw, a kind of noise cancellation method based on wavelet analysis is studied.
针对海底石油管道超声检测信号的噪声消除问题，本文研究了基于小波分析的噪声消除方法。
Method Statistical methods of linear regression, multiple stepwised regression, two-way ANOVA were used to analysis the relation of TTS with audition, noise level, working-year and age.
方法应用直线相关回归、逐步多元回归和协方差分析等统计学方法分析暂时性听阈位移与听阈、噪声强度、工龄、年龄等因素之间的关系。
From signal to noise ratio analysis of the modulation signal, we choose the phase modulation method as the suitable carrier modulation for the twisted-pair.
本章首先分析了各种数字载波调制方法，从调制信号信噪比的角度分析说明基于相位调制的方法适合作为双绞线载波调制的方法。
Acoustic holography is an effective method to analysis noise fields.
声全息方法是分析噪声场的一种有效手段。
A new method based on Time Frequency Analysis (TFA) for detecting weak signal under strong noise background from radar target with the cavity embedded is described in this paper.
该文论述了在强噪声背景下利用时频分析检测带腔体雷达目标弱信号的方法。
The Boundary Element Method (BEM) and its application to the engine induction system noise analysis are introduced in this paper.
本文介绍了声边界元方法及其在汽车发动机进气系统噪声分析中的应用。
This paper introduces a comparison system of cold noise generator, mainly describes the operational principle, system design, basic method, error analysis of the system and the application examples.
介绍冷噪声源比对系统的工作原理，系统设计和采用的主要技术，系统误差分析及应用实例。
Based on the theoretical description and analysis, the method is successfully applied to the development of a new model vehicle to meet the requirement of low level interior noise.
在阐述其基本原理及理论的基础上，实现了该方法在某货车驾驶室车内低噪声设计开发中的应用，并取得实际效果。
An analysis of a passive seismic method for subsurface imaging is presented in which ambient seismic noise is employed as the source of illumination of subsurface scatterers.
本文提出用于地下成像无源地震方法的分析，在该方法中应用环境地震噪声作为地下散射体的照明源。
This thesis studies the feature selection method of HRRP and proposes a RATR method in target subspace based on the analysis of noise-match in HRRP space.
基于对HRRP空间雷达自动目标识别中冗余噪声匹配的分析，研究了高分辨距离像的特征选择方法，提出了一种基于目标子空间的雷达自动目标识别方法。
According to mechanism of low frequency broadband noise of the propeller, theoretical analysis method is given and numerical calculation of the noise is carried out as well.
在分析螺旋桨低频宽带噪声成因的基础上得到了理论计算方法，并作了数值计算。
According to mechanism of low-frequency broadband noise of the propeller, theoretical analysis method is given and numerical calculation of the noise is worked out as well.
在分析螺旋桨低频宽带噪声成因的基础上得到了理论计算方法，并作了数值计算。
The method that combine the cumulative average and multi-resolution analysis in wavelet transform was presented which can de-noise the weak signal collected from the sensor.
提出了对传感器采集到的微弱信号进行累加平均和小波变换中的多分辨率分析方法相结合去噪。
The method that combine the cumulative average and multi-resolution analysis in wavelet transform was presented which can de-noise the weak signal collected from the sensor.
提出了对传感器采集到的微弱信号进行累加平均和小波变换中的多分辨率分析方法相结合去噪。
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