NSA－Ⅱ型生理信号处理系统  

NSA─Ⅱ PR0CESSING SYSTEM FOR PHYSI0L0GICAL SIGNALS

作　　者：孙文陵 陈进贵 阳雪林 薛龙增 蔡忠 

机构地区：[1]海军神经生物学研究中心南京

出　　处：《中国应用生理学杂志》1994年第1期89-92,共4页Chinese Journal of Applied Physiology

摘　　要：介绍一种ＩＢＭ－ＰＣ系列微机生理信号采集、处理系统。该系统信号采集卡集程控放大、脉冲甄别、Ａ／Ｄ、Ｄ／Ａ等电路于一体，可满足各种生理信号的采集需要。采集信号时可长时间显示，动态观察。采样后，按需要给出各种图表与结果。部分处理方法采用独特数学模型，使结果更加精确。A system based on IBM-PC series microcomputer is reported.It is developed for collecting,analysing and processing physiological signals.The collecting card of the system consists of aprogram-controlled ampllfier,an impulse detector,an A / D circuit and 4 D / A circuits.It canbe used for collecting various sorts of physio logical signals.The signal can be displayedcontinuously and observed dynamically while being collected.After sampling,various sorts of di-agrams and results can be provided aecording to the needs.Besides,special mathematical modelsare adopted in some processing methods to make the results more precise.

关 键 词：生理信号 微机 处理系统 

分 类 号：R33－33[医药卫生—人体生理学]