Enhancement of noise reduction efficiency based on compensation in the ANC headset using fixed-point DSP
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- 作者：Cholnam Kima ; b ; Chol Jongb ; Xiaotong Zhanga ; zxt@ies.ustb.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Peng Wanga ; Jinhyok Kimb
- 关键词：Active noise control (ANC) ; Fixed-point DSP ; Filtered-x LMS (FxLMS) ; Quantization and round-off error ; Active noise reduction
- 刊名：Applied Acoustics
- 出版年：2017
- 出版时间：15 January 2017
- 年：2017
- 卷：116
- 期：Complete
- 页码：271-282
- 全文大小：5795 K
文摘
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The proposed FxLMS-CF algorithm can increase performance of ANC controller.
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The proposed method to estimate compensation factor decides accurate compensation factor.
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The compensation algorithm can be applied to any ANC control algorithms.
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The new compensation method can be enhanced performance of ANC controller using fixed-point DSP device.