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JSSC 2014第4期RF & Wireless标准CMOS工艺

A Self-Powered CMOS Recon figurable Multi-Sensor SoC for Biomedical Applications

一种自供电CMOS可重构多传感器SoC,用于生物医学应用。
11.25 mm²芯片面积,功耗942.9 µW
自供电多传感器SoC生物医学能量采集可重构
基于开关电容技术的线性可重构传感器读出电路(R-square为0.999)
集成双输入能量采集接口,转换效率达73%
支持四种生理参数(温度、葡萄糖和蛋白质浓度、pH值)同时监测
Abstract
A highly adaptive multi-sensor SoC comprising four integrated on-chip sensors and a sm art wireless acquisition system is reali zed in standard CMOS process for the first time. To intel- ligently process different types (C, R, I, and V) of sensor signals, a linear (R-square is 0.999) and recon figurable sensor readout is proposed based on switched-capacit or circuit technology. In addi- tion, a dual-input energy harvesti ng interface with conversion ef- ficiency of 73% is also integrated to pick up