Tbit/s光传输信道内复用技术研究  

Research on intra-channel multiplexing schemes for Tbit/s optical transmission

作　　者：张新全[1,2] 程容[3] 杨奇[1,2] 杨铸[1,2] 余少华[1,2] 

机构地区：[1]光纤通信技术和网络国家重点实验室,武汉430074 [2]武汉邮电科学研究院,武汉430074 [3]烽火通信科技股份有限公司,武汉430074

出　　处：《光通信研究》2014年第4期1-4,23,共5页Study on Optical Communications

基　　金：国家"九七三"计划资助项目(2010CB328300)

摘　　要：针对光纤通信领域技术热点Tbit/s高速光传输开展研究,分析了其关键的信道内复用技术。基于频谱效率、性能和可实现性,在对Nyquist波分复用、正交频分复用和Super-Nyquist三种技术进行比较后给出了对信道内复用技术的具体选择,并提出具有指导意义的Tbit/s高速光传输商用技术解决方案。As Tbit/s high-rate optical transmission has become a technological hotspot in the field of fiber-optic communication,this paper analyzes its key technology,intra-channel multiplexing.On the basis of comparing three technologies,i.e.NyquistWDM,OFDM and Super-Nyquist in terms of spectral efficiency,performance and feasibility,it gives the specific selection and presents an instructive technological solution to the commercial applications of Tbit/s high-rate optical transmissions.

关 键 词：信道内复用 光传输 子信道 频谱效率 

分 类 号：TN929.11[电子电信—通信与信息系统]