一种高速光纤声光调制器  

A High-rate Optical Fiber Acousto-optic Modulator

作　　者：王大贵[1] 吴中超[1] 王晓新[1] 傅礼鹏 王晓平[2] 申向伟[1] 何晓亮[1] WANG Dagui;WU Zhongchao;WANG Xiaoxin;FU Lipeng;WANG Xiaoping;SHEN Xiangwei;HE Xiaoliang(26th Institute of China Electronics Technology Corporation,Chongqing 400060,China;Yibin Vocational and Technical College,Yibin 644003,China)

机构地区：[1]中国电子科技集团公司第二十六研究所,重庆400060 [2]宜宾职业技术学院,四川宜宾644003

出　　处：《压电与声光》2018年第2期155-156,161,共3页Piezoelectrics & Acoustooptics

摘　　要：该文介绍了应用于光纤传感系统中的高速光纤声光调制器的设计和应用。分析了影响光纤声光调制器调制速度的因素,介绍了高速光纤声光调制器的设计方法。最后采用氧化碲(TeO_2)晶体和小束腰光纤准直器得到工作波长1 550nm、光脉冲上升时间23.9ns、插入损耗2.9dB、通断消光比53dB的高速光纤声光调制器。The design and application of high-rate fiber acousto-optic modulator for the optical fiber sensing system in this paper.The factors affecting the modulation speed of optical fiber acousto-optic modulator are analyzed,and the design method of the high-rate optical fiber acousto-optic modulator is presented.The high-rate fiber acousto-optic modulator with operating wavelength of 1 550 nm,optical pulse rise-time of 23.9 ns,and insertion loss of 2.9 dB and extinction ratio of 53 dB has been fabricated by using TeO 2 and small beam collimator.

关 键 词：高速光纤声光调制器 光脉冲上升时间 插入损耗 消光比 

分 类 号：TN253[电子电信—物理电子学] O426.3[理学—声学]