高速长距离光传输系统关键技术研究与仿真实现  

Simulation and Key Technologies Research of the High-speed and Long-distance Fiber Transmission System

作　　者：李凤勤[1] 束俊峰 

机构地区：[1]上海电力学院计算机与信息工程学院,上海200090 [2]安徽省芜湖市供电公司50万伏变电工区,安徽芜湖241000

出　　处：《上海电力学院学报》2010年第5期465-468,共4页Journal of Shanghai University of Electric Power

摘　　要：研究了高速长距离光传输系统中的关键技术,如光调制技术、色散补偿技术和光放大技术等,并采用CSRZ调制、色散补偿和混合放大技术等模拟了40 Gb/s和8信道的光传输系统.仿真结果表明,该系统的传输距离达到840 km,Q值达到10,满足预期要求.Key technologies,such as optical signal modulation formats,dispersion compensation and optical amplification in high-speed and long-distance are researched.The simulated model is established,which uses CSRZ modulation,DCF dispersion compensation and hybrid optical amplification technologies.The channel number is eight,the speed is 40 Gb/s.The result of the simulation shows that the transmission distance of this system reaches 840 km and Q value exceeds 10,all of which meet the expected demands.

关 键 词：波分复用 载频抑制归零码 色散补偿 

分 类 号：TN929.11[电子电信—通信与信息系统]