1) lowpass filter coefficient
低通滤波器系数
2) integral coefficient LP filter
整系数低通滤波器
3) digital low-pass filter
数字低通滤波器
1.
To recover the biomedical electric signals,the modulated carrier signals sampled are demodulated by software and filtered by digital low-pass filter,and then the goal of acquiring and showing biomedical electric signals can be arrived.
把生物医学电信号以线性调幅的方法调制在音频载波信号之上,用PC声卡采集该已调波信号,用软件实现调幅波的解调,经数字低通滤波器的滤波,恢复出生物医学电信号,达到采集和显示生物医学电信号的的目的。
2.
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。
3.
The design of digital low-pass filter is the key in the harmonic detection of active power 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,利用Matlab中的FDATool可以快速、方便地设计出符合要求的IIR滤波器,并进一步转化为VHDL语言描述的文件,并通过编译、仿真后可以利用FPGA实现。
4) digital lowpass filter
数字低通滤波器
1.
AC Electric Parameter Measuring System Digital Sampling Method Realized with Digital Lowpass Filter;
用数字低通滤波器实现数字采样法的工频电参数测量系统
2.
The components of the output signal of the accelerometer are presented briefly in this paper , and a digital lowpass filter based on Chebyshev Type I is successfully designed to process in real-time the signal that was collected from a certain accelerometer of quartz.
简要分析了加速度计输出信号的组成,介绍了切比雪夫Ⅰ型数字低通滤波器的设计方法,并采用该方法对某型石英挠性加速度计的输出信号进行了实时滤波处理,通过对滤波前后时域信号和频谱信号的比较,得出了切比雪夫Ⅰ型数字低通滤波器能有效抑制加速度计输出信号中的高频噪声、实时性高、性能稳定的结论。
5) digital low pass filter
数字低通滤波器
1.
Design of digital low pass filter in harmonic detection based on I_p-I_q transformation and its implementation using DSP;
基于I_p-I_q法谐波检测中数字低通滤波器的设计及其DSP实现
6) low pass digital filter
低通数字滤波器
1.
By using MATLAB signal and using window method, frequency sampling and Chebyshev approximation the design of low pass digital filter in the toolbox have been processed.
采用窗函数法、频率抽样法和切比雪夫最佳一致逼近法,通过调用Matlab信号处理工具箱中的函数设计低通数字滤波器。
补充资料:低通数字滤波
低通数字滤波
影像学术语。数字成像方式中数字图像平滑方式之一。图像数据的统计涨落相当于频谱的高频部分,使用数字滤波器滤掉高频成分,保留图像信息中的低频和中频部分,即可达到平滑的效果。进行低通数字滤波平滑前,要首先用傅立叶变换把图像信息由空间域变换到频域上,即转换为频谱,经过滤波后再用傅立叶逆变换转换为图像信息,这样就可以得到平滑后的图像。
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参考词条