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保持信号     
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  “保持信号”译为未确定词的双语例句
     The simple principle of Contact Image Sensor (CIS) and the noise types existed in CIS are introduced. The theory of suppressing these noise types for CIS by using Correlated Double Sampling(CDS) is described,and the timing relationship between driving signals CP/SP that CIS required and sampling-holding signals SH1/SH2 are also analyzed,these signals are produced by using Complex Programmable Logic Device(CPLD).
     介绍了接触式图像传感器CIS的简要原理和CIS中存在的噪声类型,阐述了用相关双采样来消除这些噪声的机理,分析了CIS要求的驱动信号CP、SP和采样保持信号SH1、SH2之间的时序关系,并用复杂可编程逻辑器件(CPLD)来产生这几个信号。
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     According to the relationship between the exposure time and the output analog voltage of CCD,the frequence of the drive circuit of CCD is regulated by the DSP chip through the digitally controlled potentiometer X9313.Thus the exposure time of CCD is adjusted,the signal is kept from distorting.
     根据CCD曝光时间与输出模拟电压的关系,DSP芯片通过调整数字控制电位计X9313器件来调整CCD驱动电路的频率,从而改变CCD的曝光时间,保持信号不失真。
短句来源
     In this paper, the notion of orthonormal wavelet packets introduced by Coifmanand Meyer is generalized to wavelet packets with the scaling factor a (a≥2,a∈Z). Algorithms for implementations are also developed.
     本文给出尺度因子a=4时正交小波包的构造,推广了[2,4]引入的正交小波包,并给出相应的分解与再构造算法.本文引入的正交小波包具有保持信号f∈L2的线性相位,也讨论了尺度因子a=k(k∈Z,k≥2)正交小波的构造
短句来源
     The test shows that the compression method has higher compression ratio and faster speed, and keeps invariable characteristic of signal and image.
     实验证明该方法压缩比高、速度快,压缩后能保持信号与图像的特征不变。
短句来源
     The continuous phase modulation has the constant amplitude and its phase is continuous, which make the signal has a very good power spectrum.
     连续相位调制由于其具有恒定包络幅度且对任意的调制信息序列能保持信号的相位连续,从而能够有效的改进信号的频谱特性。
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  相似匹配句对
     New method to realize remote signal measure
     信号遥测方法
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     Signal transduction of ataxia-telangiectasia
     AT的信号传导
短句来源
     Keeping In Touch
     保持联系
短句来源
     However, the signal intensity of the metastatic lymph nodes remained unchanged.
     肿瘤转移淋巴结的信号强度保持不变。
短句来源
     The output voltage signal of sensor was magnified, and sampling holding and A/D conversion was made.
     再放大传感器输出的电压信号、采样保持并A/D转换。
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  hold signal
Theory valid for low fluctuation intensity flows shows that the measured spectrum is filtered at the mean sample rate and that it contains a filtered white noise spectrum caused by the steps in the sample and hold signal.
      
In the limit of high data density, the step noise vanishes and the sample and hold signal is statistically unbiased for any turbulence intensity.
      
A differential operational amplifier with reverse switched and fixed capacitors produces a semi-nonsingular sampled data system which leads to a delayed sample and hold signal.
      
During the full clock cycle an analog hold signal is available for the converter.
      
Finally, if market price is within a percentage range of intrinsic value, that indicates a hold signal.
      
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  inhibit signal
For most of these domains, low molecular weight ligands have been identified that either activate or inhibit signal transduction.
      
Activation of the diathermy switch will halt SEP acquisition by sending a digital inhibit signal to the evoked potential machine via a fiberoptic cable.
      
This observation indicates that W-54011 does not inhibit signal machineries commonly used by GPCRs.
      
The SOCSs bind to the Janus kinases to inhibit signal transduction.
      
These data disturbances inhibit signal extraction and must be removed.
      
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We described a new style of sample holding circuit, which samples at fixed position

介绍了一种新颖的采样保持S/H电路。它具有定点采样,永久保持信号的功能。在铁路原油装车安全系统中。它被用来自动测量压力传感器的零位漂移量,并送往调整电路进行自动校正,取得了令人满意的效果。

Using the Principle of adaptive data processing,an experiment to eliminate the dis-turbance noise in the geomagnetic observation data was made. The resuIts show that themethod can effectively depress various of disturbances,such as random noises,spikesand steps. The noises with the same frequencies as signal can also be depressed effec-tively,and the signal can almost not be changed.

利用自适应信号处理的原理,尝试消除地磁观测数据中的干扰噪音。结果显示这种方法能有效地抑制包括随机噪音,大幅度突跳偏离和阶跃各种形式的干扰。对于和信号频率相重的干扰能给予有效抑制,且能保持信号基本不变。

The adaptive processing of the percetiles in ranked-order morphological filers is implemented based on a minimizing criterion such as the mean square error (MSE) or the mean absolute error (MAE). The filtering algorithm can not only effeciently suppresse various noises in signals but also preserve the geometrical features of signals. The results of computer simulation show that the new filtering method is quite effective.

针对顺序形态滤波的百分位值,在最小均方误差(MSE)和最小平均绝对误差(MAE)准则下,实现了自适应处理.该滤波算法不仅可以有效地抑制信号中的各种噪声,而且较好地保持了信号的几何特征。计算机仿真结果证实了滤波算法的有效性.

 
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