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This appendix gives the waveforms and FFTs of spectral content of the he file alien_voices.c. The frequency response curves were produced using the MATLAB Filter Design Toolbox
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Usage of the filter: Y = FILTER(B,A,X).
Requires the Signal Processing Toolbox.
Design Butterworth 2Nth-order one-third-octave filter. - Usage of the filter: Y = FILTER(B,A,X).
Requires the Signal Processing Toolbox.
Desig
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MATLAB濾波器設計
運用matlab函式將類比綠波器轉成數位濾波器
善用了ellip 及 bilinear 還有 tf2sos 函式
因為有展成sos形式,式和實際上濾波器的設計應用,並附上對講機應用之ctcss濾波器處理程式-MATLAB Filter Design use matlab function analog green wave is converted to a digital filter to make good use of the the ellip an
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1)选择一个语音信号作为分析对象,或录制一段语音信号; 2)对语音信号进行采样,画出采样前后语音信号的时域波形和频谱图; 3)利用MATLAB中的随机函数产生噪声加入到语音信号中,使语音信号被污染,然后进行频谱分析; 4)设计用于处理该语音信号的数字滤波器,给出滤波器的性能指标,画出滤波器的频率响应; 5)对被噪声污染的语音信号进行滤波,画出滤波前后信号的时域波形和频谱,并对滤波前后的信号进行比较和分析; 6)回放各步骤的语音信号,给出相应处理程序及运行结果分析。-1) Select a voi
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【谷速软件】基于MATLAB+GUI滤波器设计 -[Valley] speed software MATLAB+ GUI-based filter design
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结合GA算法实现的双二阶级联滤波器的逆滤波设计,在MATLAB平台实现了简单仿真。(The inverse filter design of double two class combined filter based on GA algorithm is designed, and the simple simulation is realized on the MATLAB platform.)
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