基于轨道角动量的自由空间光通信研究与进展  

Research and Progress on Orbital Angular Momentum Based Free Space Optical Communication

作　　者：刘旭[1] 马东堂[1] 

机构地区：[1]国防科技大学电子科学与工程学院,长沙410073

出　　处：《半导体光电》2014年第5期759-763,854,共6页Semiconductor Optoelectronics

基　　金：国家自然科学基金项目(61372099;61302140)

摘　　要：利用光的轨道角动量传递信息可有效提高信息传输的速率。介绍了光轨道角动量的基本概念和主要特性,探讨了基于轨道角动量的自由空间光通信的基本原理和典型系统,并对相关的关键技术进行了分析,在此基础上,对基于轨道角动量的自由空间光通信的应用前景和发展趋势作了展望。Using orbital angular momentum （OAM） of optics can effectively increase the rate of information transmission of optical communication system. The basic concepts and main characteristics of OAM are introduced; the basic principles and typical systems of the OAM-based free space optical communication are overviewed. In addition, the corresponding key techniques are analyzed. Based on the which, the potential applications and developing trends of the OAM- based free space optical communication are also forecasted.

关 键 词：轨道角动量 自由空间光通信 大气湍流 捕获跟踪瞄准 

分 类 号：TN929.12[电子电信—通信与信息系统]