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Description: 1）设计Butterworth型音频抗混叠滤波器；
2）参数：
下通带频率300Hz；上通带频率3400Hz；
下阻带频率280Hz；上阻带频率3600Hz；
通带最大衰减0.3dB；
阻带最小衰减40dB；
3）采用一低通滤波器和一高通滤波器级联；
4）分别确定LPF和HPF的性能指标；
5）求出两滤波器的系统函数和频率响应，并画出其幅频特性曲线；
6）求整个滤波器的系统函数和频率响应，并画出其幅频特性曲线。-1) the design of Butterworth-type audio anti-aliasing filter 2) parameters: passband frequency of 300Hz on pass-band frequency 3400Hz under the stop-band frequency of 280Hz on stop-band frequency 3600Hz passband maximum attenuation of 0.3dB minimum stopband attenuation of 40dB 3) the use of a low-pass filter and a high-pass filter cascade 4) separately to determine the performance of LPF and HPF target 5) to derive two-filter system function and frequency response, and draw its increase frequency characteristic curve 6) for the entire filter system function and frequency response, and draw its amplitude-frequency characteristic curve.
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Size: 15360 |
Author: hsf |
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Description: reconstruct signal with lpf & butterworth filter
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Size: 1024 |
Author: reza |
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Description: 关于巴特沃斯滤波器设计，包括原理和具体分析计算过程-On Butterworth filter design, including theory and concrete analysis of the calculation process
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Size: 529408 |
Author: 冯浩 |
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Description: 巴特沃斯數字低通濾波器。採樣率8000HZ，fp=2100hz,fs=2500hz,Rp=3db,Rs=25db.-butterworth LPF
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Size: 1024 |
Author: sharon |
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Description: 此源码中包含了ButterWorth高通、低通，带通MATLAB仿真,Chebyshev高通、低通，带通MATLAB仿真,还有Notch,Peak MATLAB 仿真-This source includes ButterWorth high-pass, low pass, band pass MATLAB simulation, Chebyshev high-pass, low pass, band pass MATLAB simulation, as well as Notch, Peak MATLAB simulation
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Size: 4096 |
Author: 林海仲 |
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Description: equalizer with 10 band LPF HPF BPF butterworth
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Size: 488448 |
Author: albeno saleh ahmad |
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Description: 滤波器(用于处理数字图像,包括高通和低通两种模式，类型有理想，巴特沃斯，高斯三种)。-Filter（Use HPF or LPF which include Ieal ，Butterworth ，Gauss for Digital Image Processing (Frequency Field).）
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Size: 1024 |
Author: 李书荣 |
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Description: matlab lpf butterworth
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Size: 1024 |
Author: Jeeky |
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Description: 900MHz巴特沃斯低通滤波器的设计，AD数据采集前端处理-The Design of 900M Hz Butterworth LPF
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Size: 97280 |
Author: liuweiyun |
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Description: program for DESIGN OF LPF (LOW PASS )BUTTERWORTH IIR FILTER USING IMPULSE INVARIANT TECHNIQUE(IIT)
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Size: 130048 |
Author: fatima |
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Description: 实现了频域低通滤波，包括高斯低通，理想低通，布特沃斯低通等-Frequency domain low-pass filtering, Gaussian low-pass, the ideal low-pass Butterworth low-pass, etc.
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Size: 307200 |
Author: chris wu |
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Description: Write MATLAB code that will perform frequency domain filtering using,
(a) Ideal LPF.
(b) Butterworth LPF.
(c) Gaussian LPF.
(d) Ideal HPF.
(e) Butterworth HPF.
(f) Gaussian HPF.
(g) Homomorphic filtering.
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Size: 77824 |
Author: Rokibul Ahmed |
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Description: 实现图像的二阶巴特沃斯(Butterworth)低通、高通滤波器，高斯低通、高通滤波器-Butterworth LPF、Butterworth HPF、Gaussian LPF、Gaussian HPF
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Size: 1024 |
Author: ajian00athrun |
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