光寻址电位传感器系统及其光源控制电路的设计  

Design of Light Addressable Potentiometric Sensors' System and its Light Control Circuit

作　　者：郭子瑜[1] 任立儒[1] 王涛[2] 聂利利[1] 田红丽[1] 贾芸芳[1] 邢克礼[2] 

机构地区：[1]南开大学信息技术科学学院,天津300071 [2]天津医科大学生物医学工程系,天津300070

出　　处：《南开大学学报（自然科学版）》2011年第2期1-5,共5页Acta Scientiarum Naturalium Universitatis Nankaiensis

基　　金：国家自然科学基金(60602002);天津市科技计划项目(08JCZDJC21700)

摘　　要：设计了一个具有9个敏感单元的LAPS系统,并使用硬件描述语言(VHDL,Very-High-Speed IntegratedCircuit Hardware Description Language)实现对其的光源寻址与调制功能.与采用传统的基于中小规模集成电路器件作为光源控制电路的LAPS系统相比,具有高可靠性、便于升级、低成本等特点,特别适用于单片集成化的LAPS系统.A LAPS system with 9 sensitive areas is designed.Hardware discription language （VHDL,Very-High-Speed Integrated Circuit Hardware Description Language）is used to realize the modulation of the addressing light source and addressing the exact sensing cell in the LAPS＇ chip.Compared with the traditional design method for LAPS＇ light control circuit based on medium/small integrated circuit,or the bottom-up method,this design has the advantage of high reliability,easy to upgrade,and low cost,especially suitable for monolithic integrated LAPS system.

关 键 词：光寻址电位传感器 敏感单元 光源控制电路 仿真 

分 类 号：TH776[机械工程—仪器科学与技术]