基于光纤光栅的波长可调谐光分插复用器  

WAVELENGTH TUNABLE ADD/DROP MULTIPLEXER BASED ON FIBER BRAGG GRATING

作　　者：冯德军[1] 柳贺良[1] 秦子雄[1] 开桂云[1] 袁树忠[1] 刘志国[1] 董孝义[1] 

机构地区：[1]南开大学现代光学研究所,天津300071

出　　处：《光子学报》2001年第1期43-46,共4页Acta Photonica Sinica

基　　金：国家自然科学重点基金!项目 ( 696370 50 );国家"863计划"资助项目! ( 863-30 7-1 5-5( 1 1 ) )

摘　　要：本文报道了一种基于光纤光栅的波长可调谐光分插复用器 .可连续线性调谐 5.3nm来选择不同的信道进行上下载信息 .用宽带光源对该器件的性能进行了测试 ;用该器件在 4波长全光纤激光器作信号源的光纤通信传输实验系统中做了解复用实验 .实验表明该器件能很好地下载光信号 ,相邻信道隔离度达到 2 9d B,具有一定的应用价值 .A wavelength tunable add drop multiplexer based on fiber Bragg grating is demonstrated.The linear tuning range of this fiber grating is 5.3nm to select different channels.The capability of the device is measured with the broadband light source.The demultiplexing experiment has been successfully completed in the fiber transmission experimental system using a 4 wavelength all fiber laser as the signal source.The experimental results show that it can drop optical signal very well and the interchannel isolation is up to 29dB.It can be used in practical WDM system.

关 键 词：光分插复用器 光纤通信风络 光纤光栅 波长 可调谐 

分 类 号：TN929.1[电子电信—通信与信息系统] TN915[电子电信—信息与通信工程]