Extremely deep long-period fiber grating made with CO2 laser

被引:29
作者
Slavik, Radan [1 ]
机构
[1] Acad Sci Czech Republ, Inst Radio Engn & Elect, CR-18251 Prague, Czech Republic
关键词
gratings; optical fiber devices; optical fiber filters; passive filters;
D O I
10.1109/LPT.2006.879924
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We report on the realization and tuning of a long-period fiber grating-based filter, which is made in a standard telecom optical fiber, with a resonant attenuation of more than 60 dB. This is, to our knowledge, by far the highest published value. The realized filters satisfy requirements of applications which are extremely demanding in terms of the resonant depth or require an exact pi-phase shift at the resonance.
引用
收藏
页码:1705 / 1707
页数:3
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