Multichannel weak medical bioelectrical signal processing system based on FPGA

HUANG Xue-ye; LING Chao-dong; HUANG Rui-min; WAN An

doi:10.3788/YJYXS20142902.0245

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Multichannel weak medical bioelectrical signal processing system based on FPGA

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- Multichannel weak medical bioelectrical signal processing system based on FPGA
- Chinese Journal of Liquid Crystals and Displays Vol. 29, Issue 2, Pages: 245-250(2014)
- 作者机构：
  
  华侨大学信息科学与工程学院,福建厦门,361008
- 作者简介：
- 基金信息：
- DOI：10.3788/YJYXS20142902.0245
  CLC： TH776
- Received：17 November 2013，
  
  Revised：12 December 2013，
  
  Published：05 March 2014
- 稿件说明：
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黄学业, 凌朝东, 黄锐敏, 万安. 基于FPGA的多路微弱医学生物电信号处理系统[J]. 液晶与显示, 2014,29(2): 245-250

HUANG Xue-ye, LING Chao-dong, HUANG Rui-min, WAN An. Multichannel weak medical bioelectrical signal processing system based on FPGA[J]. , 2014,29(2): 245-250
黄学业, 凌朝东, 黄锐敏, 万安. 基于FPGA的多路微弱医学生物电信号处理系统[J]. 液晶与显示, 2014,29(2): 245-250 DOI： 10.3788/YJYXS20142902.0245.

HUANG Xue-ye, LING Chao-dong, HUANG Rui-min, WAN An. Multichannel weak medical bioelectrical signal processing system based on FPGA[J]. , 2014,29(2): 245-250 DOI： 10.3788/YJYXS20142902.0245.

摘要

介绍了一种便携式多路微弱医学生物电信号处理系统，用户可根据实际的需要对电极进行选择，从而实现对脑电或心电信号的实时采集，进而对其进行数据处理并显示波形和存储数据。该系统采用德州仪器（TI）公司的ADS1198为核心的模拟前端电路实现脑电或心电信号的采集、放大、隔离等预处理操作，利用Altera公司的FPGA芯片Cyclone Ⅱ EP2C70F896C6对数据进行处理，并在TRDB_LTM液晶屏上显示波形。该系统精度高、体积小、功耗低，具有较好的实用性和可扩展性。

Abstract

A portable multichannel bioelectrical signal processing system is proposed.Through electrode selection according to the actual needs

the system can collect

process

display and store EEG or ECG signal in real-time. Texas Instruments (TI) Company's ADS1198 is employed as the core for the analog front-end circuit

realizing EEG or ECG acquisition

amplification

isolation and other pretreatment operations. Altera Company's FPGA chip Cyclone Ⅱ EP2C70F896C6 is used for processing the data

displaying waveform in the LCD screen of TRBD_LTM.The system has high accuracy

small size

low power consumption

good practicality and scalability.

关键词

Keywords

references

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