基于matlab的有噪聲語(yǔ)音信號(hào)處理畢設(shè)

1、大學(xué)本科畢業(yè)設(shè)計(jì)論文 大學(xué)本科畢業(yè)設(shè)計(jì)論文基于 基于 MATLAB MATLAB 的有噪聲語(yǔ)音信號(hào)處理 的有噪聲語(yǔ)音信號(hào)處理Abstract Filter design in digital signal processing plays an extremely important role, FIR digital filters and IIR filter is an important part of filter desig

2、n. Matlab is powerful, easy to learn, programming efficiency, which was welcomed by the majority of scientists. Matlab also has a particular signal analysis toolbox, it need not have strong programming skills can be easi

3、ly signal analysis, processing and design. Using MATLAB Signal Processing Toolbox can quickly and efficiently design a variety of digital filters. MATLAB based on the noise issue speech signal processing design and imple

4、mentation of digital signal processing integrated use of the theoretical knowledge of the speech signal plus noise, time domain, frequency domain analysis and filtering. The corresponding results obtained through theoret

5、ical derivation, and then use MATLAB as a programming tool for computer implementation.Implemented in the design process, using the window function method to design FIR digital filters with Butterworth, Chebyshev and bil

6、inear Reform IIR digital filter design and use of MATLAB as a supplementary tool to complete the calculation and graphic design Drawing. Through the simulation of the designed filter and the frequency analysis shows that

7、 using Matlab Signal Processing Toolbox can quickly and easily design digital filters FIR and IIR, the process is simple and convenient, the results of the performance indicators to meet the specified requirements.Keywor