中国邮电高校学报(英文) ›› 2013, Vol. 20 ›› Issue (3): 104-108.doi: 10.1016/S1005-8885(13)60057-6

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Study on the chaotic dynamics of the mode-locked fiber ring laser

高博1,吴戈1,霍佳雨1,田小建2   

  1. 1. College of Communication Engineering, Jilin University, Changchun 130012, China 2. College of Electronic Science and Engineering, Jilin University, Changchun 130012, China 3. The Northern Institute of Electronic Equipment of China, Beijing 100191, China
  • 收稿日期:2013-03-18 修回日期:2013-05-13 出版日期:2013-06-30 发布日期:2013-06-26
  • 通讯作者: 高博 E-mail:gaobo0312@sina.com
  • 基金资助:

    This work was supported by Changchun Science and Technology Support Program (11KZ36), and the National Natural Science Foundation of China (60372061).

Study on the chaotic dynamics of the mode-locked fiber ring laser

  1. 1. College of Communication Engineering, Jilin University, Changchun 130012, China 2. College of Electronic Science and Engineering, Jilin University, Changchun 130012, China 3. The Northern Institute of Electronic Equipment of China, Beijing 100191, China
  • Received:2013-03-18 Revised:2013-05-13 Online:2013-06-30 Published:2013-06-26
  • Contact: GAO BO E-mail:gaobo0312@sina.com
  • Supported by:

    This work was supported by Changchun Science and Technology Support Program (11KZ36), and the National Natural Science Foundation of China (60372061).

摘要:

In this paper, we study the chaotic dynamics of the mode-locked fiber laser by numerical simulation. The structures of the passively mode-locked fiber laser and the actively mode-locked fiber laser are studied by modeling and analysis. By appropriately adjusting the small signal gain of the optical fiber amplifier, we observe the period-doubling bifurcations and route to chaos in the passively mode-locked fiber laser based on nonlinear polarization rotation effect. Chaos in the actively mode-locked erbium-doped fiber laser is obtained by adjusting the elliptic modulus parameter of the active modulator and the intra-cavity length. Simulation results have theoretical significance for the practical application of chaotic soliton communication.

关键词:

mode-locked fiber laser, period-doubling, chaos, optical soliton

Abstract:

In this paper, we study the chaotic dynamics of the mode-locked fiber laser by numerical simulation. The structures of the passively mode-locked fiber laser and the actively mode-locked fiber laser are studied by modeling and analysis. By appropriately adjusting the small signal gain of the optical fiber amplifier, we observe the period-doubling bifurcations and route to chaos in the passively mode-locked fiber laser based on nonlinear polarization rotation effect. Chaos in the actively mode-locked erbium-doped fiber laser is obtained by adjusting the elliptic modulus parameter of the active modulator and the intra-cavity length. Simulation results have theoretical significance for the practical application of chaotic soliton communication.

Key words:

mode-locked fiber laser, period-doubling, chaos, optical soliton

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