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Audio signal processing by using matlab
使用matlab处理音频信号
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录制一段个人的语音信号，并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，采用双线性变换法和窗函数法设计滤波器，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；最后，设计一个信号处理系统界面。-Record a personal voice signal, and recording the signal is sampled draw sampled
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数字信号处理文档：在matlab下，对音频信号，图像信号以及视频信号的采集和处理。-Digital signal processing document: In matlab, the audio signal, the image signal and the video signal acquisition and processing.
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数字信号加密方法研究（音频），在matlab环境下对音频信号进行加密，并解密比较信号损失程度及适用范围。-Digital Signal Research (audio) encryption method, in the matlab environment on the audio signal is encrypted and decrypted compare the extent and scope of signal loss.
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AM RECEIVER based on super heterodyne principle virtually used in all modern radio and television receivers. The approach mainly involves the use of heterodyning or frequency mixing. The signal from the antenna is filtered sufficiently at least to re
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Matlab programming theory for audio signal processing
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图像的光流法计算的matlab程序,音频信号通过LM386放大，一些自适应信号处理的算法。- Image optical flow calculation matlab program, LM386 audio signal amplification, Some adaptive signal processing algorithms.
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音频信号通过LM386放大，相关分析过程的matlab方法，计算加权加速度。- LM386 audio signal amplification, Correlation analysis process matlab method, Weighted acceleration.
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相关分析过程的matlab方法，基于小波变换的数字水印算法matlab代码，音频信号通过LM386放大。- Correlation analysis process matlab method, Based on wavelet transform digital watermarking algorithm matlab code, LM386 audio signal amplification.
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