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双线性变换法无限长单位脉冲响应滤波器的设计,用到的模拟原型是切比雪夫和巴特沃斯低通滤波器。能够显示滤波器的幅频特性和相频特性曲线-bilinear transform infinite impulse response filter units in the design, use of simulation is a prototype and Chebyshev low-pass Butterworth filter. To demonstrate the filter frequency
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关于带通带阻滤波器的设计,巴特沃思滤波器
压缩包里有:
bendpass.m 为带通程序
bendblock.m 为带阻程序
SE144.wav 采用的声音文件,请放在 C:\\下
bendpass.wav 通过带通滤波器之后的声音,保存在C:\\ bendpass.wav
bendblock.wav 通过带阻滤波器之后的声音,保存在C:\\ bendblock.wav
-on Bandpass Filter with the design, Butterwor
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构造级联型Butterworth滤波器,可以是任意阶数,并计算出频率幅度响应,非常实用,封装成为一个类,以便大家使用。开发环境为VC 6.0-tectonic Cascade Butterworth filter, can be arbitrary order. to work out the frequency response range, very practical, Packaging, as a category, so that we use. Development enviro
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巴特沃思滤波实现对数字图像信号的处理,得到平滑后的图像-Butterworth Filter right signals in the digital image processing, image smoothing
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巴特沃思滤波器matlab程序,是本人提交的作业.-Butterworth filter Matlab process, I submit work.
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实现一个通用的高通、低通、带通和带阻滤波器函数。其中又分别实现理想、巴特沃思和指数等滤波形式。用实现的函数对图1(lena_noise.bmp)进行低通处理,图2(lena_blur.bmp)进行高通处理,处理后分别进行伪彩色增强。-achieve a common high-pass, low-pass, band-pass and band stop filter function. It also achieve the desired respectively, Butterworth
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8 IIR Filter Design Butterworth Filter Design-eight IIR Filter Design Des Butterworth Filter ign
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基于MATLAB巴特沃思滤波器的研究,与仿真
-Butterworth filter based on MATLAB research, and simulation
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实现DSP编程中重要的二阶巴特沃思滤波器的实现,编程环境可以用CCS或matlab-DSP Programming important second-order Butterworth filter realization, programming environment can be used or Matlab CCS
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用matlab语言实现Butterworth滤波器的算法,经过调试可以运行!-using Matlab language Butterworth filter algorithm, After debugging can run!
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很好的butterworth 带阻滤波器,对图像中一定频率的噪声有很好的去除效果。希望能对大家有帮助,Good Butterworth band-stop filter, the image in a certain frequency noise has a good removal efficiency. Hope that everyone has to assist
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数字信号处理的fpga实现,用VHDL语言编程实现IIR滤波器,Digital signal processing to achieve the FPGA, using VHDL language programming to achieve IIR filter
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implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and achieve the Butterworth Lowpass Filter,implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and a
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数字图像处理:先进行傅里叶变换,然后低通滤波;最后还原。并附有余弦变换对照结果。,DIP:first FFT,then Butterworth filter,last inverse the course,also the DCT for comparition.
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dsp算法40例,包括fft、滤波器、谱运算等
1. 将模拟滤波器转变为数字滤波器。
2. 由得到幅频响应 。
3. 用Burg算法求AR模型的参数。
4. 由AR模型参数得到功率谱。
5. 用Levinson算法求解Yule-Walker方程以得到 阶AR模型的参数 。
6. 实现双线性Z变换。
7. 设计巴特沃斯模拟低通滤波器,求出转移函数 。
8. 设计切比雪夫I型模拟低通滤波器,求出转移函数 。
9. 直接由定义求 点复序列 的DFT 。
10.利用经典的Cooley
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fortran 编写的巴特沃斯滤波程序,可以实现低通滤波,高通滤波,带通滤波,作者是李建平。-fortran program written Butterworth filter, can achieve low-pass filtering, high pass filter, band-pass filter, the author is Li Jianping.
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巴特沃斯滤波器设计的源代码,需要的朋友快下载,Butterworth filter design of the source code, need friends fast download
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巴特沃斯带阻滤波器,能够很好的过滤掉高频信号,并且程序简单。-Butterworth band-stop filter, to filter out high frequency signal, and the program is simple.
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巴特沃斯无源滤波器设计 内涵高通带阻带通低通四种类型的设计,其中低通参见本人上传的低通滤波器设计-Butterworth high-pass passive filter design content, low-pass band-stop four types of band-pass design, in which low-pass see my upload low-pass filter design
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an butterworth lowpass filter
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