面向卫星互联网的下一代卫星光网络关键技术进展  

Key Technology Progress of Next-Generation Satellite Optical Network for Satellite Internet

作　　者：赵尚弘[1] 彭聪 李勇军[1] 李海 李信 薛凤凤[1] Zhao Shanghong;Peng Cong;Li Yongjun;Li Hai;Li Xin;Xue Fengfeng(Communication System Teaching and Research Section,School of Information and Navigation,Air Force Engineering University,Xi’an 710077,Shaanxi,China)

机构地区：[1]空军工程大学信息与导航学院通信系统教研室,陕西西安710077

出　　处：《激光与光电子学进展》2023年第7期1-11,共11页Laser & Optoelectronics Progress

摘　　要：随着卫星光通信技术的发展,通过光链路进行组网能够满足未来爆发式增长的互联网业务的接入、传输以及分发需求。本文首先介绍了基于光通信的卫星互联网架构和星座类型;然后,分析了下一代卫星光网络的关键技术,包括光电混合交换、卫星光网络波长路由、波长需求量分析以及业务疏导技术;最后,对卫星光网络几个技术发展方向进行了展望。With the development of satellite optical communication technology,networking through optical links can meet the access,transmission,and distribution needs of the explosive growth of internet services in the future.First,the satellite internet architecture based on optical communication and constellation types are introduced.Then the key technologies of the next generation of satellite optical network are analyzed,including photoelectric hybrid switching,satellite optical network wavelength routing,wavelength demand analysis,and traffic grooming technology.Finally,the technical development directions of satellite optical network are discussed.

关 键 词：光通信 光网络 卫星互联网 光电混合交换 波长路由 业务疏导 

分 类 号：O436[机械工程—光学工程]