| 基于Σ-Δ和虚拟仪器技术的微弱信号高精度检测 |
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| 引用本文： | 李静,陆绮荣,徐永杰,孙秀桂.基于Σ-Δ和虚拟仪器技术的微弱信号高精度检测[J].河南师范大学学报(自然科学版),2007,35(4):89-91. |
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| 作者姓名： | 李静 陆绮荣 徐永杰 孙秀桂 |
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| 作者单位： | 桂林工学院,电子与计算机系,广西,桂林,541004 |
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| 摘 要： | 简述了精确紫外辐射定标中微弱信号检测系统的设计,介绍了影响系统稳定性的因素及其解决方法,着重讨论了微弱信号检测系统中硬件的实现.采用Σ-Δ技术和虚拟仪器技术1],为解决紫外辐射定标中微弱信号的检测提供了一种有效的方法.
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| 关 键 词： | 紫外辐射 微弱信号 Σ-Δ技术 虚拟仪器 |
| 文章编号： | 1000-2367(2007)04-0089-03 |
| 修稿时间： | 2007年1月9日 |
Feeble Signal Measurement System Based on Σ-Δ and Virtual Instrument Technique |
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| LI Jing,LU Qi-rong,XU Yong-jie,SUN Xiu-gui.Feeble Signal Measurement System Based on Σ-Δ and Virtual Instrument Technique[J].Journal of Henan Normal University(Natural Science),2007,35(4):89-91. |
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| Authors: | LI Jing LU Qi-rong XU Yong-jie SUN Xiu-gui |
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| Abstract: | This paper introduces a design of a feeble signal measurement system in accurate UV radiation calibration.,and presents the factors that affecting the stability of the feeble signal measurement system and some appropriate solutions.Then it makes a focal discussion on the realization of the hardware of the feeble signal measurement system.It employs Σ-Δ technique and virtual instrument technique,and provides the feeble signal measurement in accurate UV radiation calibration with an effective solution. |
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| Keywords: | ultraviolet radiation feeble signal Σ-ΔADC virtual instrument |
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