A digital tracking filter method is put forward, its approach realizing adaptive tracking ability is simple and easy, and good effect of noise cancellation can be obtained.
提出了数字跟踪窄带滤波方法，实现的自适应跟踪方法简便，消噪效果良好。
It is important to understand the phase characteristics of electro-acoustic device for the design and effect analysis of active noise cancellation controller.
了解电声器件的相位特性对有源消声控制器的设计及消声效果分析具有重要作用。
The model of a practical anti-crosstalk adaptive noise cancellation system is first presented with excellent characteristics and effect of noise cancellation via computer stimulation.
针对实际环境提出了一种实用的抗交叉串扰系统模型，经计算机仿真，消噪效果良好。
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