Nonlinear signal correction of semiconductor gas sensors

DONG Han-peng; ZHANG Wei

doi:10.13873/j.1000-97872008.05.019

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Nonlinear signal correction of semiconductor gas sensors

更新时间：2025-09-11

- Nonlinear signal correction of semiconductor gas sensors
- Issue 5, Pages: 35-36+42(2008)
- 作者机构：
  
  北京大学微电子研究院
- 作者简介：
- 基金信息：
- DOI：10.13873/j.1000-97872008.05.019
  CLC： TP212.2
- Published：2008
- 稿件说明：
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[1]董汉鹏,张威.半导体式气体传感器信号的非线性修正[J].传感器与微系统,2008(05):35-36+42.

DONG Han-peng, ZHANG Wei. Nonlinear signal correction of semiconductor gas sensors[J]. 2008, (5): 35-36+42.
[1]董汉鹏,张威.半导体式气体传感器信号的非线性修正[J].传感器与微系统,2008(05):35-36+42. DOI： 10.13873/j.1000-97872008.05.019.

DONG Han-peng, ZHANG Wei. Nonlinear signal correction of semiconductor gas sensors[J]. 2008, (5): 35-36+42. DOI： 10.13873/j.1000-97872008.05.019.

摘要

探讨了使用反对数放大器

并与查表法相结合的半导体式气体传感器信号的非线性修正方法

实验表明:这种方法能够满足高体积分数甲烷检测的需要。基于这种方法非线性修正的仪器

甲烷检测体积分数范围为0%

.0%

检测精度可以达到±5.0%。

Abstract

A nonlinear correction method of semiconductor gas sensors using exponential amplifier accompany with table look up method is discussed.The test result shows that it is suitable for high volume fraction of methane detection.The nonlinear correction intrument based on this methode

the precision of instruments equipped with this nonlinear correction circuit reaches ±5.0 % at the range of 0 %

.0 % volume fraction.

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references

气敏传感器线性化电路的设计 [J]. 王彩君,吴兴惠,张硕,王毓德. 传感技术学报 . 1996(04)

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