摘要
根据视觉电生理信号的特点，采用计算机软件方法实现了一种消除人体５０Ｈｚ工频干扰的实时带阻滤波器．
According to the special features of the visual clinical electrophysiological signal. a real-time digital band elimination filter to cancel 50Hz interference on the body is designed and realized by the use of computer software.
关键词
数字滤波器
设计
电生理诊断
electrophysiology
digital filter
transfer function
