| 一种有效的自适应语音降噪算法及实现 |
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| 引用本文： | 侯新国,尹为民,吴正国. 一种有效的自适应语音降噪算法及实现[J]. 电声技术, 2003, 0(9): 40-43 |
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| 作者姓名： | 侯新国 尹为民 吴正国 |
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| 作者单位： | 中国人民解放军,海军工程大学,电气工程系,湖北,武汉,430033 |
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| 摘 要： | 提出了一种改进的基于离散Hartley变换(DHT)自适应滤波算法(DHT—LMS)，将其应用于电话通信噪声抵消系统，并进行了实验研究，其结果表明，将该算法应用于自适应语音降噪系统，能获得较好的降噪效果，且基于信号处理器TMS320LF2407上开发实现简单，系统结构紧凑、可靠性高。
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| 关 键 词： | 离散Hartley变换 自适应滤波 降噪 电话通信 |
| 修稿时间： | 2003-04-25 |
An effective adaptive algorithm for speech noise cancelling and its realization |
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| HOU Xin-guo,YI N Wei-min,et al. An effective adaptive algorithm for speech noise cancelling and its realization[J]. Audio Engineering, 2003, 0(9): 40-43 |
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| Authors: | HOU Xin-guo YI N Wei-min et al |
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| Abstract: | An improved Discrete Hartley Transform(DHT-LMS)adaptive algorithm is provided which is em ployed for cancelling noises in phoning.An experiment based on TMS320LF2407is conducted.The results show that the adaptive algorithm can be easily realized and the noise cancelling system features compact structure and high reliability.[ |
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| Keywords: | DHT adaptive filter noise cancelling |
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