阐述了自适应噪声抵消(ANC)技术的基本原理,基于自适应滤波器的原理,设计了自适应噪声抵消器 在对自适应滤波器相关理论研究的基础上,重点研究了自适应噪声抵消器的核心———LMS自适应滤波算法。在MATLAB中的Simulink下,建立了自适应噪声抵消器的模型,并通过设置不同的参数进行仿真,结果表明系统能够有效地从噪声中恢复出原始信号。最后对系统进行了性能分析,给出了自适应噪声抵消系统在实际应用中选取参考信号的要求 -This paper elaborated the basic theory

linear prediction for adaptive filter theory

This paper presents harmonic detecting method for a shunt hybrid active filter using adaptive filter. An adaptive noise canceling theory has been applied as a harmonic detection system to determine a harmonic reference signal for controlling