基于DSP的数字化脑电采集系统的设计  

Digital EEG Signal Acquiring System Based on DSP

作　　者：郝丽俊[1] 乐建威[1] 张志芳[2] 

机构地区：[1]上海医疗器械高等专科学校医用电子信息系,上海200093 [2]新华医院,上海200092

出　　处：《医疗卫生装备》2011年第11期17-19,共3页Chinese Medical Equipment Journal

基　　金：上海市教育委员会和上海市教育发展基金会项目(2008CGB02)

摘　　要：目的:设计一种小型的便携式数字化脑电采集系统。方法:分析脑电的微弱信号特点,设计脑电前置放大电路,基于DSP,构建数字化脑电采集系统。结果:实现了小型化、数字化脑电采集系统的构建,并通过实验得到了验证。结论:系统使用方便,易于携带,有利于脑电图机社区化、家庭化的普及,符合经济要求。Objective To develop a new digital EEG acquiring system based on DSP.Methods High performance Preamplifier circuit was designed considering faint EEG signal,as well as the technologies of DSP were applied.Results The digital EEG acquiring was developed,and the feasibility was confirmed by the experiment.Conclusion The portable system is easy to operate and is applicable for community and family medicine.

关 键 词：脑电采集 DSP 数字化 

分 类 号：R318.6[医药卫生—生物医学工程]