多波长布里渊掺铒光纤激光器的.研究

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1、图片目录图1多波长激光器的WDM系统..........................................................................2图2分布式传感器的结构......................................................................................3图3SBS的图示....................................................................

2、..................................6图4λP＝1.525um处三种光纤的布里渊谱...........................................................9图5光纤布里渊环形激光器示意图....................................................................13图6光纤布里渊放大器示意图....................................................

3、........................14图7铒原子能级跃迁图........................................................................................17图8前向泵浦式EDFA.........................................................................................20图9反向泵浦式EDFA............................

4、.............................................................20图10双向泵浦式EDFA.......................................................................................20图11长途光通信系统框图..................................................................................22图12波分复用

5、系统框图......................................................................................23图13光纤传输CATV系统框图..........................................................................23图14环形MW-BEFL的一种基本结构..............................................................29图

6、15布里渊增益与EDFA增益图......................................................................31图16另一种环形结构的MW-BEFL..................................................................31图17两个BEFL相连的结果..............................................................................32

7、图18双环结构的MW-BEFL...............................................................................33图19线型腔结构的MW-BEFL...........................................................................34图20双向泵浦的MW-BEFL...............................................................

8、...............34图21环形腔结构的MW-EDFL原理图..............................................................35图22用F-P标准具作梳状滤波器的线形腔结构的MW-EDFL原