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光电检测技术及系统课程大作业
光电检测技术及系统课程大作业
可见光音频传输装置
可见光音频传输装置
可可见见光光音音频频传传输输装装置置
指导老师：
指导老师：
指指导导老老师师：： 汪凯巍老师
刘华锋老师
项震老师
匡翠方老师
林斌老师
小组成员：
小组成员：
小小组组成成员员：： 张砚涵、金远
1
目录
目录
目目录录
小组分工····························································3
0-背景介绍··························································3
1-引言······························································5
2-PCM·······························································6
2.1-PCM简介····················································7
2.2-PCM原理介绍················································7
3- NE555····························································9
3.1-NE555管脚功能介绍··········································9
3.2-NE555集成电路的框图及工作原理······························9
3.3-典型555应用电路···········································11
3.4-NE555在本项目中的应用·····································13
4-音频信号的放大···················································15
5-脉冲信号的产生···················································16
6-激光二极管·······················································17
6.1-激光的产生·················································18
6.2-半导体激光二极管简介·······································19
6.3-半导体激光器的种类·········································19
7-激光接收管·······················································21
7.1-光电二极管原理·············································21
7.2-参数检测方法···············································22
7.3-主要技术参数·············································
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