中国激光, 2018, 45 (6): 0606002, 网络出版: 2018-07-05
双延时反馈光电振荡系统产生混沌激光的动力学特性 
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Dynamic Characteristics of Optoelectronic Oscillation System with Double Delay Feedback for Generating Laser Chaos
图 & 表
图 2. (a)单反馈混沌系统时域图;(b)放大图
Fig. 2. (a) Time-domain diagram of the OEO chaotic system with single feedback; (b) detail for Fig. 2(a)
图 3. (a)双反馈混沌系统时域图;(b)放大图
Fig. 3. Time-domain diagram of the OEO chaotic system with double feedback; (b) detail for Fig. 3(a)
图 4. (a)单反馈混沌系统分叉图;(b)双反馈混沌系统分叉图
Fig. 4. Chaotic bifurcation diagrams of (a) single feedback OEOchaotic system and (b) double feedback OEO chaotic system
图 5. 不同T1和T2组合下功率谱和自相关函数变化。(a)功率谱;(b)自相关函数
Fig. 5. Variation of power spectrum and autocorrelogram under different combinations of delay time T1 and T2. (a) Power spectrum; (b) autocorrelogram
图 6. 原OEO、双延时OEO和动态参数OEO的时延特征随增益系数的演化
Fig. 6. Evolution of time-delay signature of the original OEO, double delay OEO and variable parameter OEO with the gain
图 7. 原OEO、双延时OEO和动态参数OEO的排列熵对比
Fig. 7. Comparison of permutation entropy of the original OEO, double delay OEO and variable parameters OEO
图 8. 双延时混沌激光系统的排列熵在不同组合延时时间下的演化
Fig. 8. Evolution of the permutation entropy of the double-delay chaotic laser system with different combinations of two delay time
表 1系统参数对比
Table1. Comparison of system parameters
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潘明, 孟义朝, 陈振炜. 双延时反馈光电振荡系统产生混沌激光的动力学特性[J]. 中国激光, 2018, 45(6): 0606002. Ming Pan, Yichao Meng, Zhenwei Chen. Dynamic Characteristics of Optoelectronic Oscillation System with Double Delay Feedback for Generating Laser Chaos[J]. Chinese Journal of Lasers, 2018, 45(6): 0606002.
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