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matlab的滤波器，有菜单选择，高通，带通和低通，并且内有一个音频文件,matlab filter, there is the menu selection, high-pass, band-pass and low pass, and inside there is an audio file
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用MATLAB实现了该算法，并对所实现方法进行了验证，在步骤（3）中则给出了求出滤波器类型及参数的方案，并进行验证，在步骤（4）中通过MATLAB的AWGN函数等相关知识实现了AWGN信道的仿真。
本文首先介绍数字水印和音频水印的相关概念和发展概况，接着介绍了完成仿真工作所需的基础知识，之后提出DA/AD变换的仿真实现，-Using MATLAB realization of the algorithm, and the realization method of authenticatio
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实时滤波器，具有精美界面，可以开发自己的应用功能。-You can use 4 types of filters:
- Butterworth
- Chebyshev 1
- Chebyshev 2
- Elliptic
You can use them as:
- Lowpass
- Highpass
- Bandpass
- Stopband
Showing theirs features in frequency, phase and
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用Matlab实现的音频FIR滤波，提供音频文件实例，效果很好-Implemented using Matlab audio FIR filter, to provide examples of audio files with good results
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基础的音频处理matlab程序，设计巴特沃斯低通数字滤波器实现滤波。-Matlab-based audio processing procedures, Butterworth low-pass digital filter designed to achieve the filtering.
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基于MATLAB的声音过滤器，可手动对各频段的声音进行过滤选择。-MATLAB-based audio filter that can be manually voices of each band filter options.
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matlab滤波器,里面有三个方法滤波，用来滤波音频文件的-matlab filter, there are three ways to filter, for filtering the audio file
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1.录制一段自己的语音信号,对录制的信号进行采样 画出采样后语音信号的时域波形和频谱图 给定滤波器的性能指标,采matlab设计数字滤波器,并画出滤波器的频率响应 然后用自己设计的滤波器对采集的信号进行滤波,画出滤波后信号的时域波形和频谱,并对滤波前后的信号进行对比,分析信号的变化 回放语音信号。2.-1. Recorded his voice for some signal, the signal is sampled on the record draw sampled speech si
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FIR语音滤波的MATLAB 程序，附带噪声的音频，和消噪后的音频，-MATLAB FIR filtering process voice, with the noise of the audio, and denoising of audio,
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基于Matlab的音频文件数字滤波处理。本文基于Matlab分析了wav声音文件频谱与声音的关系，并给出了不同采样频率对输出声音信号的影响。-Matlab-based digital filter processing of audio files. This analysis based on Matlab wav sound files and sound relationship between the spectrum and gives different output samplin
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A filter is a system which modifies some special frequencies reletive to the others. As a result i s applicable in some applications when it is necessary to have different gains & phase shifts at different frequencies to perform specific filtering ta
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给一个受污染的声音文件用滤波器用matlab消除噪声-Give a contaminated audio files using filter to remove noise
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此功能会产生这是一个“搁置”的设计为一个单一的IIR双二阶系数。 wierldy不够，这种过滤器的类型是不标准的Matlab的滤波器设计工具箱的一部分。这些是常用的过滤器是创建一个图形均衡器的音频信号处理。-This function will generate the coefficients for a single IIR biquad that is a "shelving" design. Wierldy enough, this filter type is not part of
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用matlab处理音频, 对一段音频加入噪声然后滤除噪声还原, 绘制过程中的频谱图-Matlab deal with audio, for adding some audio noise reduction and filter noise, rendering the process of spectrum
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Example of LMS filter for audio signals in matlab
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Audio filter for Matlab
How is it working?
1) Take the current samples and some previous samples (which previously had been stored) for multiplied by a factor defined.
2) Take the output values in past moments and multiply by other fac
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可实现串口通信，实现音频信号均衡处理，巴特沃斯滤波(Can achieve serial communication, to achieve audio signal equalization processing, Butterworth filter)
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An equilizer using digital filter in matlab
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基于MATLAB GUI 设计的数字信号处理系统，可以实现基本的信号生成，信号分析和信号滤波以及简单的语音信号处理等功能。其中信号生成模块可实现正弦波、方波、三角波、高斯白噪声、chrip信号的生成和叠加；信号分析模块支持基本的傅氏变换下的频域分析功能；信号滤波模块可以实现数字低通、高通、带通、带阻下的切比雪夫、巴特沃思、椭圆滤波器的设计和滤波处理；语音信号处理模块可以实现音频文件的读取、播放、叠加噪声、滤波等功能。(Based on MATLAB GUI design of digital s
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利用matlab将自己的录好的音频加入噪声后，在利用滤波器滤除噪声，回复原始音频(After using MATLAB to add its recorded audio to noise, the filter is used to filter the noise and restore the original audio.)
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