The noise factor of the amplifier is calculated and simulated.
根据皮肤电位的电特性 ,设计出一种低噪声放大器 ,并计算和分析了这种放大器的噪声因子 ,计算和分析结果表明该放大器是能够用于检测皮电信号的低噪声放大器 。
On the basis of SNR chain theory of linear systems,the theoretical limiting SNR of the low-light-level image intensifier was analyzed by the noise factor expression of the system.
根据线性系统信噪比链理论,借助系统噪声因子关系式,分析了微光像增强器的理论极限信噪比(S/N)limit。
The characteristics of input-utput of electron multiply system can be described by a noise factor usually.
通常用噪声因子来描述电子倍增系统的输入输出特性,但是噪声因子是与输入信号相联系的,它不能描述器件本身的增益特性。
The study of robust design GLM of second-order response surface in noise factors;
包含噪声因子二阶效应稳健设计响应面GLM研究
In this paper a multivariate loss function methodology involving noise factors is proposed.
采用多元损失函数法,对噪声因子存在下的多响应稳健性参数设计进行了优化。
Also we measured the value of noise figure of the amplifying circuit by the method of the generator of sine wave support with a Lock-in Amplifier, by this way we can find out the best work region of different kinds of amplifiers.
用正弦波发生器法辅以锁相放大器（LIA）实现对放大电路噪声因子NF值的测量，进而判定各类放大器的最佳工作区间。
With consideration of good robustness and hidden nature,choosing specific embedding regions according to noise sensitivity factor corresponded in low frequency coefficient of DCT region in a noise model,implement blind extracting with quantization embedded method.
该算法首先对有具体含义的原始水印信息进行预处理,使之成为适于嵌入音频的一维数字水印序列;然后对音频载体分段,根据各段能量大小选定隐藏段,再对各段进行离散余弦变换(DCT);考虑到不可见性和鲁棒性的折中,本文依据噪声模型确定的噪声敏感度因子在DCT域的中低频系数区选定具体嵌入位置;并采用量化嵌入方法,可实现盲提取。
Optimization of Multiresponse Parameter Design Involving Noise Factors;
噪声因子存在下的多响应参数设计的优化
Y-factor method and the analysis of NF uncertain
Y-因子算法与噪声系数不确定度分析
The factor logistic regression analysis about hearing influencing factors of noise exposures;
噪声作业工人听力影响因素的因子logistic回归分析
Application of Individual Risk Factor in the Explanation of Noise Trader;
个体风险因子在解释噪声交易者行为中的应用
Effect of nerve growth factor on guinea pig with hearing loss induced by noise
神经生长因子对噪声致豚鼠听力损伤保护作用
An identification method with auto-regulation forgetting factor in time-varying and color noise system
自调整遗忘因子的有色噪声时变系统辨识
quantum limited sensitivity
量子噪声限制灵敏度
We muffled up the noise with blankets.
他们用毯子捂住噪声。
My voice cleaves to my throat,and sob chokes my utterance.
我的噪子哽咽，泣不成声。
Relation Between Radar Improued Factor with Phase Noise and Allan Variance
雷达改善因子与相位噪声及阿伦方差之间的关系
By checking all the potential causes of producing noises, it is concluded that the air eddy is the major cause.
通过对引起噪声原因的排查,断定气体涡流是产生噪声的主要原因。
Application of sub-space projection noise reduction in the processing of ships chaotic signal
子空间降噪在舰船噪声混沌信号处理中的应用
The Property of Quantum Noise in Coherent Atomic System;
原子相干效应中量子噪声特性的研究
A NEW NEUTRON NOISE TECHNIQUE FOR FAST REACTORS--THERMALIZATION MEASUREMENT TECHNIQUE FOR THE NEUTRON NOISE OF FAST REACTORS
一种新的快堆中子噪声技术——快堆中子噪声的热化测量技术
In this paper, the form and detection of phase noise is presented and the effect of phase noise in QAM modulation is analyzed.
分析了相位噪声的成因、测量以及相位噪声对系统的影响。
By analyzing the phase noise and the reason of noise generating, the method about how to eliminate noise is proposed.
通过分析相位噪声及环路噪声在频率合成器中出现的原因,给出了如何消除噪声的方法。
Studies on the Methodology and Influence Factors of Airport Aircraft Noise Prediction;
机场航空噪声预测及其影响因素研究
Effect of Noise on the Auditory System of Mammalian
mp3播放、噪声对听力、NR1基因表达的影响