Phase shifted and cascaded long-period fiber gratings

被引:70
作者
Liu, Y [1 ]
Williams, JAR [1 ]
Zhang, L [1 ]
Bennion, I [1 ]
机构
[1] Aston Univ, Photon Res Grp, Birmingham B4 7ET, W Midlands, England
关键词
long-period fiber grating; phase shifted; cascaded; transmission;
D O I
10.1016/S0030-4018(99)00191-1
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We have obtained useful analytical expressions for the spectra of phase shifted and cascaded long-period gratings and have demonstrated experimental results which are in good agreement. We discuss how the introduction of a phase shift allows the tailoring of the transmission spectrum of a long-period fiber grating and how cascading two long-period gratings gives multiple transmission peaks in the band of the grating spectrum. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:27 / 31
页数:5
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