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reconstraction
小波变换的重建,通过matlab内的小波包函数实现(The reconstruction of the wavelet transform, wavelet packet is realized by Matlab function)
- 2014-04-28 22:30:45下载
- 积分:1
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IIR
1、不同阶次模拟巴特沃兹滤波器的频率响应
2、根据模拟滤波器指标,设计低通巴特沃兹滤波器
要求通带截止频率 fp = 5kHz, 通带最大衰减 ɑp =2dB, 阻带截止频率 fs= 12kHz, 阻
带最小衰减ɑs =30dB,按照上述指标设计巴特沃兹低通滤波器。
3、给定模拟滤波器,按照不同采样频率设计数字 IIR,观察采样频率对设计结果的影响
已知模拟滤波器传输函数 H(s)为
2
0.5012
( )
0.6449 0.7079
H s
s s
=
+ +
按照不同采样频率 Fs1=1Hz, Fs2=10Hz 使用脉冲响应不变法将 H(s)转换为 H(z)数字
IIR 滤波器。观察不同采样频率设计得到的数字 IIR 的差异。
4、给定数字 IIR 指标,用脉冲响应不变法设计 IIR。
数字低通滤波器的指标为: 0.2 , 1 , 0.3 , 15
p p s s
ω π α ω π α = = = = dB dB ,使用巴特沃
兹滤波器设计数字 IIR。比较采样频率 Fs=1, 2 时设计过程中的模拟滤波器,数字滤波
器的变化。
5、用双线性变换法设计 IIR,并同脉冲响应不变法比较设计的结果。数字滤波器指标要
求如下
0.2 , 1 , 0.3 , 15
p p s s
ω π α ω π α = = = = dB dB(1.Grasp the impulse response method and bilinear transformation design IIR filter principle and specific design methods, familiar with double
A computer program for designing lowpass, bandpass and highpass IIR digital filters by linear design;
2 . familiar with the design of analog Butterworth filter, master impulse response method and bilinear transformation method to design digital IIR
Filter method)
- 2021-01-05 16:48:54下载
- 积分:1
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lpcseg
车牌识别程序,MATLAB,源代码,M文件(MATLAB)
- 2010-01-10 15:25:32下载
- 积分:1
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bipls
利用此matlab程序可以建立偏最小二乘模型,每句语言都有相应的详细的注释,方便读程序(Use this matlab program can build partial least-squares model, every language has a corresponding detailed notes to facilitate reading of the procedures)
- 2008-08-12 17:02:32下载
- 积分:1
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gonglvbodong
基于matlab软件的联络线功率波动的功率取样源代码(Tie-line power fluctuation of power sampling)
- 2014-12-10 19:20:32下载
- 积分:1
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ncogs_software
短时傅里叶变换逆变换,采用MATLAB编的程序(Short term Fu Liye transform inverse transform)
- 2015-04-13 15:27:21下载
- 积分:1
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31856matlabvc
主要是MATLAB与VC的链接,是从别人哪里弄过来的,和大家一起分享一下!希望对大家可以有用!~~(MATLAB and VC are the main link where other people get from the back, and to share with everyone! Hope everyone can be useful! ~ ~)
- 2009-02-23 13:13:13下载
- 积分:1
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PN_sequences1_final
说明: PN code generation for any length of generator polynomial
- 2020-10-09 16:47:36下载
- 积分:1
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chap2
先进PID控制matlab仿真源代码,典型实例具体说明,清晰易懂。(第二章)(Advanced PID control matlab simulation source code, more typical examples of specific instructions, clear and easy to understand.(Chapter 2))
- 2014-09-28 10:55:21下载
- 积分:1
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fig3_SOM
The sourcecode of Universally-Convergent Squared-Operator Iteration Methods for fig3 using SOM
- 2013-12-03 20:53:32下载
- 积分:1