A novel fiber Bragg grating(FBG) sensor system with an active closed cavity is proposed according to the principle of fiber loop mirror(FLM) based on 3 dB wideband coupler fabricated by fused biconical taper technique.
基于熔融拉锥技术研制的3 dB宽带耦合器的光纤环形镜的工作原理,提出了一种新型的具有有源闭合腔装置的光纤光栅传感系统。
参考来源 - 具有有源闭合腔的光纤光栅传感系统地址查询技术·2,447,543篇论文数据，部分数据来源于NoteExpress
提出采用两个光纤耦合器构成具有复合环的非线性放大环形镜。
A nonlinear amplifying compound loop mirror (NACLM) constructed by two fiber couplers is presented and analyzed.
在理论上分析了利用非线性光学环形镜作为等效可饱和吸收体压缩脉冲进行锁模的物理机制。
The advantages of using NOLM as saturable absorber to compress pulse in mode-locked fiber lasers are analyzed theoretically.
实验表明，采用非线性放大复合环形镜构成复合腔光纤激光器，有可能获得高重复频率的锁模脉冲。
It is suggested that using a NACLM as a passive mode locking element, generation of ultrashort pulses of very high repetition rate is promising with a fiber laser.
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