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The light propagation characteristics which are influenced by Bragg fiber structures have been researched in this paper.
研究了布拉格光纤结构对光传输特性的影响。
The results show that, compared with conventional Er3+-doped fiber amplifier, Bragg fiber amplifier has similar amplified spontaneous emission but lower gain.
实验结果表明，与普通掺铒光纤放大器相比，二者的自发辐射谱形状基本相同，但是掺铒布拉格光纤放大器的效率较低。
By using the wavelength encoding characteristic of fiber Bragg grating (FBG), a new kind of distributed FBG pressure sensor was introduced to achieve the train real time tracing.
介绍了利用光纤光栅(FBG)波长编码的特点，采用新型分布式FBG传感实现高速列车实时追踪。
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