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We have to design a second order Butterworth filter having a sampling frequency of 20 kHz and -3db cut of frequency at 2 kHz in visual C. Only low frequency signals can pass through this filter and the signals having the frequency higher than frequen
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微波滤波器综合的出发点在于滤波函数的选择,滤波函数的性质决定了滤波器的响应。文中提出了一种广
义的巴特沃思滤波函数,在保留其群时延上优势的同时,通过引入有限位置的传输零点,大大的改善巴特沃思函数的带外
特性,使得其可以适应现代通信技术对微波滤波器的要求,在微波滤波器的实际设计中具有很好的应用价值。-Microwave filters and integrated starting point is the choice of filter function, filtering fun
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butterworth high pass filter
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介绍了巴特沃思(Butterworth)滤波器的应用、本质、特点、类型和设计实现步骤,通过对MATLAB信号处理工具箱中滤波器实现函数代码分析,提出了较标准双线性变换法步骤更简便的数字巴特沃思滤波器设计方法,并通过编程仿真实现数据滤波-The app lications, essence, characteristics, types, the design and imp lementation step s of the Butterworth filter were introduced.
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butterworth filter for image enhancement
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butterworth filter design on MATLAB
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数字信号处理中，滤波器的有关算法，包括多项式的乘方展开函数以及多项式乘积展开函数、Butterworth滤波器阶数计算函数等。-Digital signal processing, filter the relevant algorithms, including polynomial functions and polynomial multiplication involution Expand start function, Butterworth filter order of calc
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Constructs a band-pass butterworth filter
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图像灰度变换直方图均衡化2D傅立叶变换
butterworth滤波-Gray histogram equalization transform 2D Fourier transform butterworth filter
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利用microwave office实现巴特沃兹滤波器的实验框图及性能分析-Butterworth filter realized using microwave office and performance analysis of the experimental diagram
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十阶巴特沃斯低通滤波器设计（应用时域交叉原理编写的VHDL代码）-10-order Butterworth low pass filter design (application of principles of time-domain cross-written VHDL code)
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butterworth filter Methods of finding poles/zeros of a specific kind of filter. There are two kinds of approximations:
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模拟巴特沃斯滤波器，并可观察期幅频相频特性曲线-Analog Butterworth filter, and can observe the phase frequency of amplitude-frequency characteristic curve
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Filter type: Low Pass
Filter model: Butterworth
Filter order: 2
Sampling Frequency: 1000 Hz
Cut Frequency: 100.000000 Hz
Coefficents Quantization: 8-bit
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Filter type: Low Pass
Filter model: Butterworth
Filter order: 2
Sampling Frequency: 1000 Hz
Cut Frequency: 100.000000 Hz
Coefficents Quantization: 16-bit
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The File Contains 5 Other Source Codes include, bandpass Butterworth Filter, Gabor Bank, RGB to HLS Conversion, Image Filtering in Frequency Domain and Hough transform.
I hope that s enough to make me a member.
Regards.
Zizi.
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speech recognition, butterworth filter
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butterworth滤波器的matlab设计，通带截止频率0.3pi，阻带截止频率0.2pi-matlab butterworth filter design, the passband cutoff frequency 0.3pi, stopband cutoff frequency 0.2pi
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Butterworth filter implementation in Matlab
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给定某一技术指标，按照以上技术指标设计巴特沃斯低通滤波器。-Given a technical indicator, technical indicators in accordance with the above design Butterworth low-pass filter.
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