Synchronization of chaotic injected-laser systems and its application to optical cryptography

被引:185
作者
AnnovazziLodi, V
Donati, S
Scire, A
机构
[1] Dipartimento di Elettronica, Università di Pavia, Pavia
[2] CISE, Milan
[3] AEI, APS
关键词
D O I
10.1109/3.502371
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We demonstrate that two chaotic systems, each made by two coupled semiconductor lasers, can be synchronized using direct-optical feedback. The robustness of the proposed synchronization scheme against mismatch of source parameters and difference in starting conditions is tested by numerical simulations. Applications to secure data transmission are proposed, namely chaotic masking and chaotic shift keying (CSK).
引用
收藏
页码:953 / 959
页数:7
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