A modified algorithm of an Active Noise Control system based on Frequency-Selective Filter (FSFANC) is proposed.

提出了一种改进的选频有源噪声控制(FSFANC)算法。

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Frequency Selective Filter (FS f) is utilized to design feedback controller in frequency do-main. For each disturbance frequency, there are only two real coefficients to be tuned.

使用频率选择滤波方法在频域设计反馈控制器，对每个干扰频率，仅需调节两个实系数。

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A frequency selective surface (FSS) is a metallic periodic structure with frequency selective properties. Depending upon design, it may be low-pass, high-pass, band-pass, band-stop filter.

频率选择表面（FSS）是具有选择频率功能的一块金属周期结构，它可以被设计成低通、高通、带通、带阻滤波器。

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