notch filter

• 陷波滤波器,频率特性曲线下凹的滤波器,阶式滤波器

notch filter的用法和样例：

例句

1. The modification of the notch filter made the extra phase-shifting introduced to the control system passband reduced and so the control performance was improved.
   对陷波滤波器进行了改进，使得引入控制系统通频带的附加相移减小，降低了对系统控制性能的影响。
2. Using the proposed entropy minimization rule, the parameters of the wavelet filter are optimized.
   采用最小熵方法对小波滤波器参数进行优化。