In the hardware implementation of a multi-channel active noise control system, the computational complexity is increased sharply when the number of filter coefficients and channels are increased.

• 摘要在多通道有源噪声控制系统的硬件实现中，当通道数目增大或滤波器长度较长时，常规的多通道算法运算量急剧增加，使控制器可能无法实时实现。