激光与红外Vol_电子资料文库 关键词:长周期光纤光栅;增益平坦;增益平坦滤波器 [gap=695]Key words :long2period fibergrating ;gain flat ness ;gain flat ness filter
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The noise figure is lower than 1.1 dB(Fmax<1.1 dB)in its work frequency band;the gain flatness VG<0.5 dB,as well as the gain reaches 36.5 dB;meanwhile,the linear phase error VP≤±2.5°.
该放大器工作频带内最大噪声系数Fmax<1.1dB,增益为36.5dB,带内增益平坦度ΔG<0.5dB,线形相位误差ΔP≤±2.5°。
参考来源 - C波段低噪声放大模块设计Gain flattening of L-band EDFA was carried out by utilizing high-birefringence fiber loop mirror.
3．采用高双折射光纤环形镜进行了L-band EDFA增益平坦实验。
参考来源 - L带及宽带掺铒光纤放大器的研究Genetic algorithm is studied to optimize the flat gain. Different fitness functions are compared and a fitness function verysuitable to FRAs is presented.
本文采用遗传算法对增益平坦进行优化设计。
参考来源 - 分布式光纤拉曼放大器的理论和实验研究Based on the model of two-way’s EDWA, a way using complete medium optical thin film filter deposited on the EDWA output surface to realize the gain flatting is put forward in this paper.
本文在双程光波导放大器模型的基础之上,提出了在光波导放大器输出端面加镀全介质光学薄膜滤光片来实现EDWA增益平坦的方法。
参考来源 - 掺铒光波导放大器增益平坦滤光片的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
数值模拟了小信号增益平坦特性。
The gain characteristic of small signal is numerically simulated.
本文提出了一种新的宽带FRA增益平坦化的补偿理论和设计方法。
This paper provides the balance theory and design method for a new type of gain flattened wide-band FRA.
提出新的目标函数，综合考虑增益带宽、开关增益、增益平坦度等特征参数。
A simple object function is proposed considering the gain bandwidth, on-off gain, gain flatness and other characteristic parameters.
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