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脑电仪器的抗干扰技术
引用本文:陈瑞林. 脑电仪器的抗干扰技术[J]. 暨南大学学报(自然科学与医学版), 1999, 20(3): 43-47
作者姓名:陈瑞林
作者单位:暨南大学计算机科学系!广东广州510632
摘    要:阐述了人体脑电信号的特点,重点论述了脑电仪器的整机抗干扰性能与脑电放大器的输入阻抗,共模抑制比,频率特性,电源的稳定度和纹波系数,开关电源的传导干扰和辐射干扰等的关系,提出了提高脑电仪器抗干扰性能的措施。

关 键 词:脑电仪器 抗干扰性能 屏蔽技术 脑电信号

Studies on the techniques of anti-interference in E. E. G.instruments
CHEN Rui - lin. Studies on the techniques of anti-interference in E. E. G.instruments[J]. Journal of Jinan University(Natural Science & Medicine Edition), 1999, 20(3): 43-47
Authors:CHEN Rui - lin
Abstract:The characteristics of human body's electro - encephalogram (E. E. G. ) signal have beenanalysed. The relations between anti - interference in E. E. G. instruments and its input impedance,common mode rejection rate, frequency characteristics, conductive and radiated interference from switching - regulator power supply are discussed in detail. Some effective techniques of anti - interference ondesigning and applying E. E. G. instruments are suggested.
Keywords:: E. E. G. instrument  anti - interference  shielding technology
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