超100G技术发展趋势及应用研究  

Research on Development Trend and Application of Beyond 100G Technology

作　　者：刘刚[1] 张传熙[1] 李乐坚 赵满良 Liu Gang;Zhang Chuanxi;Li Lejian;Zhao Manliang(China Information Technology Designing&Consulting Institute Co.Ltd.Zhengzhou Branch,Zhengzhou 450007,China)

机构地区：[1]中讯邮电咨询设计院有限公司郑州分公司,河南郑州450007

出　　处：《邮电设计技术》2022年第5期58-61,共4页Designing Techniques of Posts and Telecommunications

摘　　要：首先通过对各主流厂家超100G产品进行调研和理论推算,研判超100G技术的发展趋势,其次对骨干长途传输和城域传输2种应用场景的需求进行分析,明确提出C++200G QPSK@75 GHz是目前骨干长途传输的最优技术选择,最后通过对跨海WDM系统研究和理论测算,指出优化光放段间衰耗能有效提升超100 Gbit/s系统的传输距离,并结合现网情况提出部署超100G系统的多项具体技术措施。Firstly,through theoretical calculation and the research of beyond 100G products of main manufacturers,it studies the development trend of beyond 100G technology.Secondly,it analyzes the requirements of backbone long-distance transmission and Metro transmission,and puts forward that C++200 Gbit/s QPSK@75GHz is the best technology choice for backbone long-distance transmission.Finally,through theoretical calculation and the research of the cross sea WDM system,it points out that optimizing the attenuation between optical amplifiers can effectively improve the transmission distance of the beyond 100G system,and several specific technical measures for deploying the beyond 100G system are proposed based on the current network.

关 键 词：超100G SDM 频谱扩展 C++ C+L 

分 类 号：TN913.7[电子电信—通信与信息系统]