The whole arrangement represents a low pass filter.
整个配置表示低通滤波器。
An example of extreme narrow band low pass filter is also given in detail.
给出了极窄带滤波器的具体实现方案。
A method of signal condition that achieves programmable gain and low pass filter in data acquisition.
一种用于数据采集的程控信号调理方法，在单片机控制下实现程控增益、程控低通滤波。
An EMI Power Line Filter is a multiple port network of passive components arraged as a low pass filter.
EMI电源滤波器是一种连接成低通滤波器的，由无源元件构成的多端口网络。
Based on the analysis of the traditional low pass filter, this paper proposed a novel detection filter.
从三次样条函数入手，提出一种新的适合非平稳数据分析的预测滤波器设计方法。
According to the need of precision, 5 cascaded low pass filter approaching the analog Gaussian low pass filter.
根据精度要求，模拟高斯低通滤波器采用5阶低通滤波器来进行逼近。
Simulating low pass filter is adopted to reduce the spectrum alias and improve the speed of harmonic measurement.
采用模拟低通滤波器降低频谱混叠，提高谐波检测的实时性。
The former method is simpler in algorithm and implement, and the latter has lower requirement of low pass filter(LPF).
前者算法简单，后者对低通滤波器（LPF）的要求相对较低。
This article has designed an elliptic low pass filter for the generation of base band signals in a wideband chirp source.
对宽带线性调频源中基带信号产生时所用的低通滤波器进行了设计。
In addition, the waveguide to microstrip transition and the IF low pass filter are improved, which are used in the mixer.
另外，本文对波导到微带的对极鳍线过渡和中频低通滤波器做了改进。
The low pass filter (LPF) and the double second rank filter (DSF) are tested to reduce the mechanical oscillation of FSM.
讨论了低通滤波和双二阶网络滤波等几种可以减小倾斜反射镜机械谐振的方法。
Also, the harmonic filter is a low pass filter having a frequency cut-off point that attenuates first order harmonics of the output signal.
此外，谐波滤波器是具有频率截止点的低通滤波器，该低通滤波器削弱输出信号的一次谐波。
A damping circuit is a type of low pass filter that reduces the electrometer's ac response so the low DC current can be measured accurately.
该衰减电路是一种降低静电计交流响应的低通滤波器，使我们可以准确地进行直流弱电流的测量。
The DCZ4 vibration measuring instrument is an advanced multi-function and low-frequency instrument for low pass filter, high pass filter and double integration.
DCZ4多功能低频振动测量仪是一种具有低通滤波、高通滤波和重积分功能的先进振动测量仪。
Band pass filter is adopted to remove the high -frequency switching disturbance in node voltage measurements and avoid the time delay of common low pass filter.
针对开关动态对节点电压采样值的干扰，引入带通滤波，滤除高频动态的同时避免了常规低频滤波的延时。
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.
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。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
基于双线性变换采用开关电流积分器综合实现低通滤波器，解决了时域法小波变换实用电路集成化的关键问题。
This paper improved the harmonic current detection method based on UPF (unity power factor), using the slipped window integral to replace the LPF (low pass filter).
本文对基于单位功率因数的谐波电流检测方法进行了改进，用移动窗积分法取代检测中常用的低通滤波器。
The DC drift and initial problems of pure integrator were overcome, and the magnitude and the phase error of one-order low pass filter eliminated by using a novel integration method.
利用改进的磁通积分算法，克服了纯积分器直流漂移和初始值问题，消除了一阶低通滤波器的幅值和相位偏差。
The method of designing the programmable cut-off frequency low pass filter is also shown. Under the control of a computer, its cut-off frequency may vary with the input signal frequency.
介绍了一种程控低通滤波器的实现方法，其截止频率可随输入信号频率的变化由计算机控制。
The simulation result shows that the dynamic response and the detection precision in detection circuit can be greatly influenced by the cut-off frequency, order and type of low pass filter.
结果表明，低通滤波器的截止频率、阶数和类型对检测电路的动态响应过程、检测精度都有很大影响。
The algorithm adopts low pass filter to estimate the background and calculates the standard deviation to estimate the fluctuation of background to get the local adaptive detection threshold.
该算法以低通滤波算法估计背景中的低频成分，及图像局部方差估计背景起伏，来计算出局部自适应的目标检测判决门限。
A reduced order time delay observer with low pass filter is presented. The vibration of control signal, which is caused by the approximation of the delayed derivative of the state, is eliminated.
提出一种低通滤波降阶时滞观测器，避免了常规时滞观测器控制中由于时滞状态微分近似引起的控制信号颤振。
Since the Fourier transform of a Gaussian is another Gaussian, applying a Gaussian blur has the effect of reducing the image's high-frequency components; a Gaussian blur is thus a low pass filter.
由于高斯分布的傅里叶变换仍然是高斯分布，使用高斯模糊就减少了图像的高频分量，因此高斯模糊是低通滤波器。
A repetitive controller can be obtained by designing a zero phase shift low pass filter. With the help of digital signal processing and software tools, it is easy to design a satisfactory controller.
该方法将控制器的设计转化为零相移低通数字滤波器的设计问题，借助于数字信号处理的理论和工具直接得到所需的控制器参数。
To provide intelligent instruments with the cheap interface of the standard current sign, the RC low pass filter is used for producing a voltage signal which is proportion to PWM's duty rate from PWM.
为了给智能仪表提供廉价标准电流信号输出接口，可以使用RC低通滤波器，从PWM中分离出与占空比成正比的线性直流电压信号。
Removing high frequency noise pulses by a low-pass filter and Schmitt-trigger.
用一低通滤波器和施密特触发器排除高频噪声脉冲。
The key of active power filter harmonic detection is the design of digital low-pass filter.
有源电力滤波器谐波检测中数字低通滤波器的设计是关键。
A novel method which combines fuzzy control with low-pass filter compensation was proposed.
提出了一种模糊控制和低通滤波器补偿相结合的控制方法。
Based on Legendre multinomial, a new kind of low-pass filter prototype is designed out after analyzing the design rule and inefficiency of some classical filter prototypes.
分析了几种经典的滤波器原型设计原理及其自身不足，基于勒让德多项式，给出了一种新的低通滤波器设计原型。
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