南京大学学报(自然科学版) ›› 2022, Vol. 58 ›› Issue (2): 364368.doi: 10.13232/j.cnki.jnju.2022.02.020
• • 上一篇
Lifu Wu1,2(), Qiuceng Hu1, Jingjing Chen1
摘要:
滤波?x最小均方(Filtered?x Least Mean Square,FxLMS)算法是前馈有源噪声控制系统中应用最广的算法,但滤波器阶数选择和运算量是制约其在多通道系统中应用的重要因素.引入一种自校正自适应算法,通过串联多个低阶滤波器以简化滤波器阶数选择并降低计算复杂度.在有源降噪耳机实例中的对比结果表明,该算法能在计算量较小的情况下获得与FxLMS算法相当的降噪性能.
中图分类号:
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