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语音信号实时降噪软件的设计
The design of the voice signal real time noise cancellation software
【摘要】 介绍基于多媒体计算机的语音信号实时软件降噪的基本实现方法,详细说明了具体的实现流程及设计要点。实验表明:利用该方法可以实时有效地消除语音信号中的噪声,大大提高复杂环境下获取的语音信号的清晰度。
【Abstract】 This paper introduces a basic way to realize the real time noise cancellation for the voice signal based on the multimedia computer, and details the steps of realizing and the keys to the design. The experiment results show that the method can remove the noise of the voice signal on real time and effectively, and make progress in the degree of the voice signal understanding under a bad environment.
【关键词】 语音信号;
实时降噪;
数字信号处理;
FIR滤波器;
【Key words】 voice signal; real time noise cancellation; digital signal processing; FIR filter;
【Key words】 voice signal; real time noise cancellation; digital signal processing; FIR filter;
【基金】 安徽省教育厅自然科学基金资助项目(2002kj003)
- 【文献出处】 安徽大学学报(自然科学版) ,Journal of Anhui University(Natural Sciences) , 编辑部邮箱 ,2004年04期
- 【分类号】TP311.52
- 【被引频次】4
- 【下载频次】272