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
- Chinese Journal of Lasers
- Vol. 45, Issue 6, 0606002 (2018)
Fig. 1. Block diagram of the OEO chaotic system with double feedback
Fig. 2. (a) Time-domain diagram of the OEO chaotic system with single feedback; (b) detail for Fig. 2(a)
Fig. 3. Time-domain diagram of the OEO chaotic system with double feedback; (b) detail for Fig. 3(a)
Fig. 4. Chaotic bifurcation diagrams of (a) single feedback OEOchaotic system and (b) double feedback OEO chaotic system
Fig. 5. Variation of power spectrum and autocorrelogram under different combinations of delay time T1 and T2. (a) Power spectrum; (b) autocorrelogram
Fig. 6. Evolution of time-delay signature of the original OEO, double delay OEO and variable parameter OEO with the gain
Fig. 7. Comparison of permutation entropy of the original OEO, double delay OEO and variable parameters OEO
Fig. 8. Evolution of the permutation entropy of the double-delay chaotic laser system with different combinations of two delay time
Fig. 9. Evolution of the entropy of the double-delay chaotic laser system with different combinations of two gains
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Table 1. Comparison of system parameters
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