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基于光纤环形镜的L-波段掺铒光纤放大器增益的提高 被引量:8

Gain Enhancement of L-Band Erbium-Doped Fiber Amplifiers Based on Fiber Loop Mirror
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摘要 提出了一种基于光纤环形镜作为反射器的反射式L 波段掺铒光纤放大器 (EDFA)结构。光纤环形镜不但可以反射后向放大自发辐射 (ASE)作为二次抽运源 ,而且还可以反射信号 ,使信号得到二次放大。当抽运功率为115mW时 ,在 15 70~ 16 0 5nm波长范围内 ,反射式L 波段掺铒光纤放大器的平坦小信号增益达到 2 9 14dB ,与前向抽运方式L 波段掺铒光纤放大器相比 (保持平坦性不变 ) ,增益提高了 5 33dB。分别输入波长为 15 80nm和16 0 0nm的信号 ,反射式L 波段掺铒光纤放大器的饱和输出功率为 7 6 3和 7 6dBm ,与前向抽运方式L 波段掺铒光纤放大器相比分别提高了 2 98和 3dB。 A novel reflection L-band erbium-doped fiber (EDF) amplifier is constructed based on fiber loop mirror (FLM), which reflects the backward ASE to the EDF as a secondary pumping source. And the signal can also be reflected into the EDF by the FLM so that it is amplified secondly. In the wavelength region from 1570 nm to 1605 nm, the small signal gain is 29.14 dB increasing by 5.33 dB compared to the forward end-pumped erbium-doped fiber amplifier (EDFA) when the pump power is 115 mW. The saturated output power is 7.63 and 7.6 dBm for 1580 nm and 1600 nm signal increasing 2.98 and 3 dB compared to the forward end-pumped EDFA, respectively.
出处 《中国激光》 EI CAS CSCD 北大核心 2004年第7期825-828,共4页 Chinese Journal of Lasers
基金 天津市科委重点基金 (编号 :0 1380 0 4 11)资助项目
关键词 光纤通信技术 掺铒光纤放大器 光纤环形镜 L-波段放大器 波分复用 fiber communication technique erbium-doped fiber amplifier fiber loop mirror L-band amplifier wavelength-division multiplexing
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参考文献13

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二级参考文献20

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共引文献17

同被引文献97

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  • 2王天枢,王珂,郭玉彬,赵铭.高平坦C+L波段掺Er光纤超荧光光源实验研究[J].光电子.激光,2006,17(7):821-823. 被引量:7
  • 3王秀琳,黄文财.新颖的双通道输出高功率掺铒光纤宽带光源[J].光子学报,2007,36(1):124-127. 被引量:8
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