A Robust State Estimation for Fractional-Order Liouvillian Systems: with Application to Secure Communications

被引:0
作者
Delfin-Prieto, Sergio M. [1 ]
Martinez-Guerra, Rafael [1 ]
Trejo-Zuniga, Ivan [1 ]
Montesinos-Garcia, Juan J. [1 ]
机构
[1] Inst Politecn Nacl, Ctr Invest & Estudios Avanzados, Av Inst Politecn Nacl 2508, Ciudad De Mexico 07360, Mexico
来源
IFAC PAPERSONLINE | 2018年 / 51卷 / 33期
关键词
Fractional-order systems; Secure communication; Liouvillian systems; Chaotic oscillator; Differentiator; SYNCHRONIZATION; CONTROLLER;
D O I
10.1016/j.ifacol.2018.12.100
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
This article introduces a class of fractional order chaotic system which is capable of hiding bounded messages into the dynamic equation. We propose a definition for reconstructability for messages hidden in the fractional order differential equation of the oscillator system; such definition is based on the differential algebraic observability for Liouvillian fractional order systems. The methodology serves as a way to retrieve the message employing fractional order differentiators. This approach is applied to secure communications for fractional order chaotic systems. (C) 2018, IFAC (International Federation of Automatic Control) Hosting by Elsevier Ltd. All rights reserved.
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页码:97 / 102
页数:6
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