Because the comb filter is a fir filter which owns linear phase and simple structure, and usually serves as the first stage of the digital filter.
由于梳状滤波器是一种结构简单的线性相位FIR滤波器，所以通常被用作数字滤波器的第一级。
2
The utility model has the advantages of simple structure and convenient use, and can comb hair well at the same time when a person blows and dries the hair.
本实用新型具有结构简单、使用方便的优点，它能使人们在吹干头发的同时将头发梳理好。
3
Silicon micromachined gyroscope is mainly driven by electrostatic comb-finger actuator which has advantages of simple structure, low power supply, high sensitivity and not susceptible to temperature.