A MONOLITHIC SIGNAL PROCESSOR FOR A NEUROPHYSIOLOGICAL TELEMETRY SYSTEM

被引:26
作者
DORMAN, MG
PRISBE, MA
MEINDL, JD
机构
[1] STANFORD UNIV,FAST TURN AROUND LAB,STANFORD,CA 94305
[2] STANFORD UNIV,DEPT ELECT ENGN,STANFORD,CA 94305
[3] STANFORD UNIV,SCH ENGN,STANFORD,CA 94305
[4] STANFORD UNIV,CTR INTEGRATED SYST,STANFORD,CA 94305
关键词
BIOMEDICAL ENGINEERING - Telemetering - SIGNAL PROCESSING - Medical Applications;
D O I
10.1109/JSSC.1985.1052457
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A micropower signal-processor IC is the key component of an implantable telemetry system for neurophysiology (TSN). The bipolar/JFET/I**2 L chip uses digital and low-noise analog circuitry to amplify, filter, and multiplex eight channels of neural, electrogram, and temperature data from unanesthetized and freely moving animals. Fully integrated continuous-time bandpass amplifiers incorporate a frequency-sensitive feedback network to prevent the amplification of input offset voltage. The system can telemeter data for over 500 h, permitting long-term neurophysiological investigations.
引用
收藏
页码:1185 / 1193
页数:9
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