Description: 数字带通滤波器的设计过程。共3个源程序。其中,dos.cpp为带通FIR的源程序,其中的滤波器阶数n,滤波器的低频fln,滤波器的高频fhn,窗函数w,可以按照自己的要求改变。这里采用的是汉宁窗。主函数main.cpp实现输入与fir的h(n)的卷积,输出结果Y(n),并将其存储在y.txt中。最后,graphics.cpp从y.txt读取数据,再由语句画出波形,可以清楚地看出计算结果是否正确,并进行比较。-digital band-pass filter design process. A total of three sources. Among them, dos.cpp FIR bandpass to the source, the filter order n, the low-frequency filter FLN, the high-frequency filter fhn, window function w, in accordance with the requirements change. Here is the Hanning window. The main function main.cpp achieve the input and fir h (n) convolution, the output Y (n), and store them in y.txt China. Finally, graphics.cpp y.txt read data from and then draw waveform statement, we can clearly see whether calculations are correct, and comparisons. Platform: |
Size: 2244 |
Author:feide |
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Description: 一个FIR低通滤波器,最小阻带衰减-30db,带内波动小于1db.用MAXPLUS2设计与仿真。-This is a FIR LPF, with-30dB in stop-band and sigma is less than 1dB. It is designed and simulated on MAXPLUS2. Platform: |
Size: 5120 |
Author:吴健宇 |
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Description: 数字带通滤波器的设计过程。共3个源程序。其中,dos.cpp为带通FIR的源程序,其中的滤波器阶数n,滤波器的低频fln,滤波器的高频fhn,窗函数w,可以按照自己的要求改变。这里采用的是汉宁窗。主函数main.cpp实现输入与fir的h(n)的卷积,输出结果Y(n),并将其存储在y.txt中。最后,graphics.cpp从y.txt读取数据,再由语句画出波形,可以清楚地看出计算结果是否正确,并进行比较。-digital band-pass filter design process. A total of three sources. Among them, dos.cpp FIR bandpass to the source, the filter order n, the low-frequency filter FLN, the high-frequency filter fhn, window function w, in accordance with the requirements change. Here is the Hanning window. The main function main.cpp achieve the input and fir h (n) convolution, the output Y (n), and store them in y.txt China. Finally, graphics.cpp y.txt read data from and then draw waveform statement, we can clearly see whether calculations are correct, and comparisons. Platform: |
Size: 2048 |
Author:feide |
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Description: 有限脉冲响应过滤器。This program designs a Finite Impulse Response (FIR) filter. The window-based method is used to obtain a low-pass, high-pass, band-pass or band-stop FIR filter-finite impulse response filters. This program designs a Finite Impulse Response (FIR) filter. The window-based method is used to obtain a low-pass, high-pass, band-pass or band-stop FIR filter Platform: |
Size: 158720 |
Author:站长 |
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Description: 用凯泽窗设计线性相位带通FIR滤波器
计算理想带通滤波器单位抽样响应ha(n)的M函数文件dbpfr.m
计算凯泽窗函数wk(n)的M函数文件kwnd.m-Keyser window design with linear phase FIR bandpass filter calculate an ideal band-pass filter response ha sampling units ( n) M function calculation Keyser dbpfr.m document window function wk (n) M-function document kwnd.m Platform: |
Size: 132096 |
Author:黄耀东 |
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Description: 实现FIR滤波器的设计,举了两个例子带通和低通滤波器,并进行了结果分析-Realization of FIR filter design, to cite two examples of band-pass and low pass filter, and results analysis Platform: |
Size: 164864 |
Author:zhaoyang |
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Description: 介绍了用C语言来实现一个简单的带通滤波的方法,并有说明-Introduction using C language to realize a simple band-pass filtering method, and it has made it clear Platform: |
Size: 3072 |
Author:李培 |
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Description: 这是一篇关于带通滤波器的毕业设计论文,涵盖IIR与FIR滤波器的设计!-This is an article on the band-pass filter design graduate thesis, covering IIR and FIR filter design! Platform: |
Size: 1155072 |
Author:yuming |
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Description: 输入自己事先录制好的语音信号,该程序实现将语音信号通过FIR低通、高通、带通滤波器后还原出来的语音质量-Enter their own pre-recorded speech signal, the program will realize voice signal through the FIR low-pass, high pass, band-pass filter to restore them after the voice quality Platform: |
Size: 150528 |
Author:shelly |
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Description: 先采集一单声道音频信号(.wav)并用WAVREAD文件采样读取,并对其进行频谱分析。分别用窗函数法和双线性变换法设计低通、高通、带通三种FIR滤波器和IIR滤波器。用M文件使信号通过滤波器并对输出信号进行时域和频域分析。-First acquisition of a mono audio signal (. Wav) files with sampling WAVREAD read, and their spectral analysis. Window function, respectively and the design of bilinear transform low-pass, high pass, band-pass FIR filters and IIR three filters. M document with the signal through the filter and the output signal in time domain and frequency domain analysis. Platform: |
Size: 197632 |
Author:宋立泉 |
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Description: FIR滤波器的性能参数
设计一个滤波器最基本的就是性能参数的,决定着滤波器的实际功能.比如阶数,截至频率。
本文滤波器设计参数
①输入,输出数据宽度10位
②阶数为4阶的线性相位FIR滤波器,
③类型:带通
-FIR filter performance parameters
The design of a filter is the most basic performance parameters, determines the actual filter function. For example, the order, as the frequency.
In this paper, filter design parameters
① input and output data width of 10
② order for the 4 order of the linear phase FIR filter,
③ Type: Band Pass Platform: |
Size: 3072 |
Author:bobo |
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Description: FIR带通滤波器,用于分离混叠信号,适用于初学者-FIR band-pass filter, used to separate overlapping signals for beginners Platform: |
Size: 1024 |
Author:panada |
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Description: 用MATLAB函数fir1设计一个具有如下指标的线性相位FIR带通滤波器:阻带截止频率为0.55pi 和0.85pi,通带截止频率为0.65pi和 0.75pi,最大通带衰减为0.2dB,最小阻带衰减为42dB。分别利用下面的窗函数来设计滤波器:汉宁窗、汉明窗、布莱克曼窗。对于每种情况,给出其冲激响应系数并画出设计的滤波器的幅频响应。-Designed with a MATLAB function with the following indicators fir1 linear phase FIR band-pass filter: stopband cutoff frequency for the 0.55pi and 0.85pi, passband cutoff frequency of 0.65pi and 0.75pi, maximum passband attenuation is 0.2dB, minimum stopband attenuation of 42dB. Window functions were used to design the following filter: Hanning, Hamming window, Blackman window. For each case, given its impulse response filter coefficients and draw the design magnitude response. Platform: |
Size: 5120 |
Author:董晓曦 |
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Description: 针对一个含有5Hz、15Hz和30Hz的混和正弦波信号,设计一个FIR带通滤波器。-For a the one containing 5Hz, 15Hz and 30Hz a mixture of sine wave signals, designing an FIR band pass filter. Platform: |
Size: 1024 |
Author:王平平 |
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Description: FIR数字滤波器:里面包含四部分程序,分别对一个给定的信号进行低通滤波,高通滤波,带通滤波,带阻滤波(程序有详细的注释,适合新手学习FIR型数字滤波器)(FIR digital filter: which contains four parts of the program, respectively, for a given signal low-pass filter, high pass filter, band pass filter, band stop filter (detailed comments procedures for novice learning FIR digital filter)) Platform: |
Size: 1024 |
Author:onedirectiono
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