实验表明选择合适的光放大器前置滤波器可以提高系统的灵敏度。
It is indicated experimentally that a proper pre filter of light amplifier can be used to increased the sensitivity of a system.
本文根据图像信号的特点，结合现有的二种前置滤波器，提出了一种新的前置滤波方法。
In this paper, a new type of pre-filter is presented, which makes the multi-wavelet image transform possible.
利用本算法构造CL多小波前置滤波器的实验结果表明，本算法不仅计算速度快，而且稳定性也得到了显著提高。
The results of the experiment using this arithmetic to construct CL multi-wavelet pre-filter show that not only the compute speed is fast, but also the stability is remarkable improved.
在分析系统特性的基础上设计以某一速度为基准的、ITAE性能指标最优的固定增益鲁棒pid控制器和前置滤波器。
Based on the analysis on system characteristics, a robust fixed gain PID controller and prefilter with optimum ITAE performance indicator are designed for a base speed.
最后在考虑实际因素的基础上，依次设计了时钟产生电路、前置滤波器、带隙基准源、开关电容积分器、锁存比较器和DAC等子模块电路并做了仿真。
The factors which will be encountered are descried and modules include anti-aliasing filter, clock circuit, band gap voltage reference, sc integrator, latched comparator and DAC are designed.
作者的解决这个问题是使用可调谐射频前置放大器这也渠道作为一个低通滤波器调谐88-108兆赫时，低端的带异国情调的地方大部分的谎言。
The author's solution to this problem is to use a tuneable RF preamplifier which also acts as a low pass filter when tuning the low end of the 88-108 MHz band where most of the exotic channels lie.
前置放大器与均衡器或滤波器跟在雪崩二极管检测器的后面以获得增益，线性信号处理及噪声宽带的抑制。
The avalanche photodiode detector is followed by a front-end amplifier and equalizer or filter to provide gain as well as linear signal processing and noise bandwidth redution.
基于对心电图原理及其诊断技术的理解，设计了由前置放大器、滤波器和单片机内嵌的AD转换器组成的输入通道。
With the understanding of the principles and diagnostic technique of electrocardiograph, the input channel is constructed with preamplifier, filters and the ADC of the microcontroller.
通过使用带低通滤波器的前置放大器降低了读出噪音，研究了读出噪音与读出速度的关系。
The CCD signal preamp with low pass filter is used to minimize the readout noise. The relationship between the readout noise and the readout speed is researched.
利用前置放大器和滤波器有效滤除掉呼吸，心电，人体等干扰。
Preamplifier and filter were used for cancellation of respiratory ECG, body interference.
通过对噪声特性的分析，提出了用前置带通滤波器来提高信噪比的方法，改善微弱信号时数据通信的效果。
This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
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