160×10Gbs C+L波段3040km无电再生光传输系统的研究与实现  

Research and Realization of 160×10Gb/s 3040km Optical Transmission System without Electronic Regeneration in C+L Band

作　　者：杨铸[1] 张强[2] 刘贤炳[2] 席申娥[2] 曾晖[2] 杨宁[2] 印新达 

机构地区：[1]武汉邮电科学研究院,湖北武汉430074 [2]烽火通信科技股份有限公司,湖北武汉430074 [3]武汉光迅公司,湖北武汉430074

出　　处：《电子学报》2004年第F12期61-65,共5页Acta Electronica Sinica

基　　金：国家 8 63计划 (No 2 0 0 1AA1 2 2 0 1 3)

摘　　要：大容量超长距离 (ULH)传输是一种非常有应用前景的技术 ,本文介绍 1 6 0× 1 0Gb sC +L波段 30 4 0km实际光纤的无电再生光传输系统的研究和实现 .系统波道间隔为 5 0GHz ,波道速率 1 0 .7Gb s ,发送采用CS RZ码 ,具有超强FEC功能 ,光信噪比大于 1 5dB .国内首次成功在实际光纤传输 30 4 0km的C +L波段 1 0Gb s信号 ,首次将C +L宽带喇曼光纤放大器应用于ULH系统 ,连续 2 4小时无误码 .取得的有实际意义的试验成果为我国的ULH系统的应用 ,提供了系统的性能、指标、参数、标准等实验依据 .The large capacity ultra long haul(ULH) transmission is a very promising technology for future.This paper introduces the research and realization of 160×10Gb/s actual 3040km optical fiber transmission system without electronic regeneration in C+L Band.This system uses the channel interval 50GHz,line rate 10.7Gb/s,adopting CS-RZ(Carrier-Suppressed Return Zero) as the line code and super FEC(Forward Error Correction),with OSNR(Optical Signal Niose Ratio) being larger than 15dB.Moreover,in the nationit first achieves successfully 10Gb/s signals in C+L band transmitted in an actual 3040km G.652 fiber line,and in the nationit first employs the C+L board band distributed Raman fiber amplifier on the ULH system,and the system runs error free for continuous 24 hours.These achieved practical significative experimental results offer the experimental foundations for studying the system performances,parameters,characteristics and standards for ULH system applications.

关 键 词：10Gb/s波分复用系统 超长距离传输(ULH) 10Gb/s光纤超长距离传输 载波抑制归零码(CS-RZ) C+L波段光传输 C+L波段的宽带喇曼光纤放大器 

分 类 号：TN929.11[电子电信—通信与信息系统]