| AD977A在脑电信号采集系统中的应用 |
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| 引用本文： | 谢宏,金曼,夏斌,刘玉霞.AD977A在脑电信号采集系统中的应用[J].国外电子元器件,2009,17(6):81-82,85. |
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| 作者姓名： | 谢宏 金曼 夏斌 刘玉霞 |
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| 作者单位： | 上海海事大学信息工程学院; |
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| 摘 要： | 脑电信号数据采集是脑电研究的基础，其中模／数转换是整个采集系统的核心。提出了基于FPGA和AD977A的脑电信号数据采集系统设计。给出了数据采集系统功能框图以及AD977A模数转换器的特点和工作原理，设计了基于FPGA的接口电路。该采集系统集成度高，电路可靠性好，通用性强。
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| 关 键 词： | AD977A FPGA 接口电路 脑电信号(EEG) 模/数转换 |
Application of AD977A in EEG acquisition system |
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| XIE Hong,JIN Man,XIA Bin,LIU Yu-xia.Application of AD977A in EEG acquisition system[J].International Electronic Elements,2009,17(6):81-82,85. |
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| Authors: | XIE Hong JIN Man XIA Bin LIU Yu-xia |
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| Affiliation: | Institute of Information Engineering;Shanghai Maritime University;Shanghai 200135;China |
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| Abstract: | EEG(Electroencephalography)of data acquisition is the basis of EEG research,in which ADC is the core of the whole acquisition system.This paper presents the system design EEG data acquisition system based on FPGA and AD977A.The diagram of the entire data acquisition system,the features and working principle of AD977A are given.on this basis,the the interface circuit is designed based on FPGA.This acquisition system has features of high integration,reliable circuit,high universality. |
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| Keywords: | AD977A FPGA interface circuit Electroencephalography（EEG） analog-digital conversion |
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