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matlab信号处理源程序2
MATLAB,即“矩阵实验室”,它是以矩阵为基本运算单元。因此,从最基本的运算单元出发,介绍MATLAB的命令及其用法2。(MATLAB, "Matrix lab," It was based on the matrix of the basic computing unit. Therefore, from the most basic computing element is introduced, and MATLAB ordered two of its use.)
- 2005-08-15 10:27:52下载
- 积分:1
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electronic-simulation
a simulation of electric motor
- 2012-04-17 09:42:22下载
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13
说明: 改进的PRI变换应用于重频正弦调制脉冲序列(Improve the PRI transform to sinusoidal modulation pulse sequence re-frequency)
- 2011-07-08 11:59:58下载
- 积分:1
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RLS
基于RLS算法的自适应逆控制系统,实现自适应滤波(RLS algorithm based on adaptive inverse control system, adaptive filtering)
- 2008-04-21 23:15:51下载
- 积分:1
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report
report sample for tue students
- 2011-01-11 18:37:38下载
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filter
说明: 用MATLAB实现频域平滑滤波以及图像去噪代码6. 计算频率域图像的幅值并进行对数变换,利用’imshow’ 显示频率域图
像;
7. 在频率图像上去除滤波半径以外的数据(置0);
8. 计算频率域图像的幅值并进行对数变换,利用’imshow’ 显示处理过的
频域图像数据;
(6. Calculate the frequency domain image of the amplitude and logarithmic transformation, using imshow show the frequency domain map
Like
7. Removal of the image filtering in frequency than the radius of data (set 0)
8. Calculate the frequency domain image of the amplitude and logarithmic transformation, using imshow show-treated
Frequency domain image data )
- 2010-05-04 19:14:26下载
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MyCTPTradingSystem
ctp交易程序 ctp交易程序 ctp交易程序 ctp交易程序(ctp trading system)
- 2014-10-13 22:19:08下载
- 积分:1
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Cp_
model baraye Cp power extraction
- 2012-10-07 20:50:07下载
- 积分:1
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fiber_grating_solver
matlab codes for fiber Bragg gratings
- 2015-03-31 02:05:32下载
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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
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