• 此外每个像素都有自己放大器最高信号的噪比

    In addition, each pixel has its own amplifier for highest possible signal-to-noise ratio.

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  • 通过选择套管共振透射提高目的有用信号噪比

    The signal to noise of the useful signal of objective layers is greatly improved by reflective coefficients in the window of resonance and transmission.

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  • 驱动系统设计硬件角度提高回波信号信噪比稳定性

    The design of signal-to-noise ratio in the circuit was raised to make measurement more stable and reliable.

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  • 方法有效地降低检测电路干扰提高输出信号

    The method can effectively reduce noise interference of the detecting circuit and increase signal noise ratio of the output signal.

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  • 语音增强信号中提取干净语音信号提高语音信号信噪比

    Speech enhancement tries to extract clean speech signal from original one with noise and improve the SNR of speech signal.

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  • 实验表明利用方法可以得到很好的结果有效提高信号的信噪

    The experiments indicate that good de-noised results can be obtained and the signal-noise ratio can be improved effectively with the method.

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  • 研究表明,立方法可以有效地抑制信号中的随机成分,从而提高信号

    Results of the study show that the method can effectively weaken the noise which infiltrated in the signals, and therefore improve the signal to noise ratio.

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  • 采用故障增强方法不仅提高信号噪比,而且提高了故障息。

    Compared with the method without fault information enhancement, it increases not only the ratio of signal to noise, but also the fault information.

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  • 研究表明方法可以有效地抑制信号中的随机成分从而提高信号

    Results of the study shows that this method can effectively weaken the random noise that infiltrated into mechanical signals, and therefore improve the signal to noise ratio.

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  • 合成积累可以提高输出信号信噪比从而增大信号检测概率增加雷达的作用距离

    Synthesis and integration can improve the signal-to-noise ratio (SNR) of output signal, thus increasing the signal detection probability and extending the radar range.

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  • 找出刀具磨损听阈内的主要集中频段提高切削声信号信噪比改善识别结果

    Finding out the major concentrated frequency band of tool-wear information can enhance SNR (Signal Noise Ratio) and improve tool-wear degree recognition result.

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  • 提出采用相干平均提高信号信噪比检测微弱信号的方法,介绍了相关检测原理

    A detection method for weak signal with coherence average is presented, and the principle of cross-correlation detection is introduced.

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  • 同时融入动态滤波技术,根据不同深度选择了不同的带范围,有效地保证信号的信

    At the same time, we combine the dynamic filter technique which chose different passband with different depth to hold the high signal-to-noise ratio.

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  • 直接电子学系统检波、线性滤波后所提取调制信号,前者所获调制信号的信噪比更高。

    As compared with that from the electronics system by detecting and filtering direct the signal-to-noise (SNR) of modulation signal from the nonlinear bistable system is higher.

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  • 小波变换技术具有很强的信号分离能力容易随机信号分离出来,从而提高信号的信噪比

    Wavelet Transfer (WT) is a powerful technique in signal separation. It is very easy for WT to improve the signal-to-noise (SNR) by separating the random noise and useful signal.

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  • 为了提高脉冲星辐射信号提出一种基于经验模态分解(EMD)脉冲星信号算法

    In order to improve the signal-to-noise of the pulsar signal, an algorithm of pulsar signal de-noising based on Empirical Mode Decomposition (EMD) is proposed.

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  • 叠加提高信号使研究人员能够更清楚地跟踪每一个独特的信号月球内部传播路径行为

    Stackingimproved the signal-to-noise ratio and enabled the researchers to moreclearly track the path and behaviour of each unique signal as it passedthrough the lunar interior.

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  • 抑制CCD输出进行的一次有益尝试提高CCD输出信号的信积极的促进作用。

    All of these is a useful experiment for reduction noise of CCD, it will improve the signal to noise of CCD.

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  • 尝试记录头皮以下大脑活动时,补充说,“人们想当然认为信号的信这些信号的信内容有限的。”

    In trying to record the brain's electrical activity off the scalp, he adds, "people assumed that the signal-to-noise ratio and the information content of these signals were limited."

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  • 同样强度情况下,信号增加信号增加更加迅速。如果同时改变声强度,体系的信号频率也维持不变。

    It is found that, with the same noise intensity, the increment of the SNR of strong signal is faster than that of the weak signal's, however, the frequencies of both them change hardly.

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  • 提出基于高阶方法有效提高回波信号,减弱检测对于缺陷散射特征的影响,从而突出缺陷特征

    A method for reducing noise based on high-order spectra was presented by which the signal-to-noise ratio (SNR) could be improved significantly and the flaw characteristic information could stand out.

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  • 灌注条件无创脉搏血饱和度测量存在着准确度不高的问题。传感器采集信号的信噪比导致问题的主要原因之一

    Under the condition of low perfusion, the measurement of non-invasive saturation of pulse-blood oxygen is low-accuracy, lower signal-to-noise ratio (SNR) is one of the crucial causations.

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  • 经过分析信号相关性和无关性,提出可以经过一定次数的对信号的数字平均,以进一步提高信号和系统的抗干扰能力

    By analyzing the relativity and independence of signal and noise, the signal-to-noise ratios and system disturbance ability can further be improved by certain times' signal-digital-averaging.

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  • 传统轴承故障检测技木优越性在于可以提取振动信号的高频能量中的低频调制信号,从而大大提高了故障特征信号的信噪比

    Compared with traditional bearing fault diagnosis method, the approach proposed in this paper can detect the low frequency modulated components from high frequency band.

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  • 仿真结果表明算法能够提高信号信噪比SNR,降低方误差百分值mse,降低了算法的执行时间适宜于算法的DSP实现具有一定实用价值

    Simulation results show that, this algorithm can improve the SNR of de-noised signal, reduce the MSE and the execution time, and is very suitable for the DSP realization, has certain practical value.

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  • 信号噪比来自外地所谓信号的进程,如果愿意的话一个相当技术概念

    Signal to noise ratios come from the field called signal process and that, if you like, is a quite a technical concept.

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  • 掺杂酸锂晶体中获得信噪比信号增益高达1583放大

    We obtain a optical image amplification with high gain factor of 1583 in doped lithium niobate crystals.

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  • 根据脉冲激光雷达回波信号的特点,对信号进行差分滤波匹配滤波处理,噪比提高1.5

    According to laser radar echo characteristic, the difference filter and the match filter were adopted. As a result, the SNR is advanced about 1.5 times.

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  • 如果某个量化反映输出信号变化输出信噪比主要取决于自适应运算的字长。

    If the variation of input weak signal can be reflected by certain word length, the output SNR mainly depends on the word length of adaptive operations.

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  • 本文信噪比直接序列扩频(DS/SS)信号检测提出了设计方案算法

    One detection design block diagram and algorithms for low S/N DS/SS signal are presented in this paper.

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