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。
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。
This paper proposes a novel synchronous detector, which use wavelet filter instead of traditional low pass filter.
本文提出了一种新型同步检波器，用子带滤波器取代了传统同步检波器中的低通滤波器。
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。
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 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。
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。
According to the system bandwidth, the low pass filter was added in controller to assure the tracking effect of system and filter the super-high frequency in control singles.
根据系统的带宽，在控制器中加入低通滤波器，以保证系统跟踪效果，过滤控制信号中频率过高部分。
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 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。
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。
This paper introduces the basic methods for designing the low-pass filter, taking Butterworth filter as an example.
文章以巴特沃思滤波器为例介绍低通滤波器的基本设计方法。
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。
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。
Two examples that are IIR notch filter and IIR low-pass filter are given, the stability of filters and the effects of quantification of coefficient are also analyzed.
本文给出了IIR陷波滤波器和低通滤波器两个设计实例，对设计的滤波器都进行了稳定性分析和系数量化影响分析；
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。
Since the Rubidium clock drifts very slowly, an alternative navigation algorithm was designed for Rubidium clock constrained GPS using the adaptive low-pass filter.
由于铷钟的漂移非常缓慢，基于自适应低通滤波器，设计了一种导航算法用于铷钟约束的GPS。
As an example, a 5th order elliptic low-pass filter with floating inductances is given. Experimental results are in good agreement with theory.
作为例子，本文给出了一个具有浮地电感的5阶椭圆低通滤波器，实验结果与理论相符。
Furthermore, the effect of Combinatorial Nonperiodic Defected Ground structure (CNPDGS) on the characteristic of the low-pass filter formed by the CNPDGS structure is studied.
分析了在原有的低通滤波器的基础上加入了非周期缺陷接地结构后对滤波特性的影响。
In practical OFDM systems, virtual subcarriers are usually used to avoid the transmitted data being distorted by the low-pass filter on the transmitter side.
实际的OFDM系统通常会使用虚拟子载波，以此来避免发送信号受到发送端成形低通滤波器的影响。
This paper is to research and design the low-pass filter of the MEMS capacitive accelerometer sensor readout circuit.
本文研究设计了适于MEMS电容加速度传感器读出电路的低通滤波器。
All control circuits are integrated (including power MOS) in the IC except the output low-pass filter, two optional operation modes: PWM and PFM are available.
该IC集成了除输出低通滤波器的所有控制电路(包括功率MOS)，提供PWM和PF M两种模式供选择。
A novel low-pass filter using defected microstrip structure (DMS) is proposed in this paper.
基于缺陷微带结构(DMS)提出了一种新颖的低通滤波器。
The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.
磁芯采用高频脉冲电流励磁，信号处理电路由峰值检波、低通滤波及差动电路构成。
The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.
磁芯采用高频脉冲电流励磁，信号处理电路由峰值检波、低通滤波及差动电路构成。
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