基于绿光LED的水中无线光通信实验教学系统设计  

Design of experimental teaching system for wireless optical communication in water based on green LED

作　　者：张杨 商艳婷 易重桂 朱正 刘禄 孙晶华[1] 王晓峰 Zhang Yang;Shang Yanting;Yi Chonggui;Zhu Zheng;Liu Lu;Sun Jinghua;Wang Xiaofeng(College of Science,Harbin Engineering University,Harbin 150001,China)

机构地区：[1]哈尔滨工程大学理学院,黑龙江哈尔滨150001

出　　处：《实验技术与管理》2018年第9期96-99,共4页Experimental Technology and Management

基　　金：国家自然科学基金项目(61377085);黑龙江省教改项目;哈尔滨工程大学教改重点项目(JG2017B54)

摘　　要：根据LED可见光通信的特点和光在水中的传播特性,设计了一种基于可见光的水中信息传输实验系统。选取绿色LED作为系统光源,实验装置分为字符、语音和视频3个模块,各模块均由发射端和接收端组成。经实验调试,该系统传输效果较好,短距离可准确高效地完成水下信道的无线数据通信。According to the characteristics of LED visible light communication and the propagation characteristics of light in water,an experimental system of information transmission in water based on visible light is designed.Green LED is selected as the light source of the system,and the experimental device has the following three modules:the character,voice and video.Each module is composed of the transmitter and receiver.The experimental results show that the system has good transmission effect and can accomplish the wireless data communication of the underwater channel accurately and efficiently in short distance.

关 键 词：视频传输 光通信 信号传输 LED 

分 类 号：TN929.1[电子电信—通信与信息系统] G484[电子电信—信息与通信工程]