光电检测系统的微弱信号采集与检测的分析  

Analysis of Weak Signal Acquisition and Detection in Photoelectric Detection System

作　　者：章文炳 林杰 郭秀玲 ZHANG Wen-bing;LIN Jie;GUO Xiu-ling(Weinan University of Science and Technology,Fujian Normal University,Quanzhou Fujian 362332,China;Union College of Fujian Normal University,Fuzhou Fujian 350117,China)

机构地区：[1]福建师范大学闽南科技学院,福建泉州362332 [2]福建师范大学协和学院,福建福州350117

出　　处：《科技视界》2018年第36期123-124,共2页Science & Technology Vision

摘　　要：微弱信号的采集与检测是传统光电检测系统当中检测工作的难点所在,因此需要通过运用放大器等系统改良方式,提高光电检测系统对微弱信号的判断能力。本文将从微弱光电信号的噪声特点分析角度出发,对目前主要采用的系统检测方案进行总结,同时结合相关理论研究成果,提出实际的光电检测系统信号采集的改良方案,提高系统微弱信号的检测精度。The acquisition and detection of weak signal is the difficulty in the detection of traditional photoelectric detection system,so it is necessary to improve the ability of photoelectric detection system to judge weak signal by using system improvement methods such as amplifiers.Based on the analysis of the noise characteristics of weak photoelectric signals,this paper summarizes the main system detection schemes used at present,and at the same time,combined with the relevant theoretical research results,puts forward the practical improvement scheme of signal acquisition of photoelectric detection system to improve the detection accuracy of weak signal in the system.

关 键 词：光电检测 微弱信号采集 信号噪声 系统改良 

分 类 号：TN911.23[电子电信—通信与信息系统]