中国激光, 2019, 46 (11): 1101009, 网络出版: 2019-11-09
应用于RDTS系统的MOPA全光纤脉冲激光器 下载: 1037次
Application of MOPA All-Fiber Pulsed Laser in RDTS System
图 & 表
图 2. 三种抽运方式示意图。 (a)前向抽运;(b)后向抽运; (c)双向抽运
Fig. 2. Diagram of three pumping modes. (a) Forward pumping; (b) backward pumping; (c) double-way pumping
图 3. 在使用不同掺杂浓度的掺饵光纤下输出功率随着抽运功率的变化
Fig. 3. Relationship between output power and pumping power in erbium-doped fiber with different doping concentrations
图 4. 仿真得到的不同抽运功率下增益随光纤长度的变化
Fig. 4. Variation of gain with fiber length at different pumping powers obtained by simulation
图 5. 两级全光纤脉冲光放大结构
Fig. 5. Diagram of pulsed light amplification with two-stage all-fiber structure
图 6. 光信号时域波形。(a)种子源光信号;(b)放大后光信号
Fig. 6. Time domain waveforms of optical signal. (a) Optical signal from seed source; (b) amplified optical signal
图 8. 信号光谱。(a)种子源输出光谱;(b)放大光信号输出光谱
Fig. 8. Spectra of signal. (a) Output spectrum of seed source; (b) output spectrum of amplified optical signal
表 1重要的仿真参数
Table1. Important parameters for simulation
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吴涛, 庞涛, 汤玉泉, 杨爽, 史博, 李俊, 张志荣. 应用于RDTS系统的MOPA全光纤脉冲激光器[J]. 中国激光, 2019, 46(11): 1101009. Tao Wu, Tao Pang, Yuquan Tang, Shuang Yang, Bo Shi, Jun Li, Zhirong Zhang. Application of MOPA All-Fiber Pulsed Laser in RDTS System[J]. Chinese Journal of Lasers, 2019, 46(11): 1101009.