COUPLED INDUCTORS-BASED CHAOTIC COLPITTS OSCILLATOR

被引:5
作者
Buscarino, Arturo [1 ,2 ]
Fortuna, Luigi [1 ,2 ]
Frasca, Mattia [1 ,2 ]
Sciuto, Gregorio [1 ]
机构
[1] Univ Catania, Dipartimento Ingn Elettr Elettron & Informat, I-95125 Catania, Italy
[2] Univ Catania, Scuola Super Catania, Lab Sistemi Complessi, I-95123 Catania, Italy
来源
INTERNATIONAL JOURNAL OF BIFURCATION AND CHAOS | 2011年 / 21卷 / 02期
关键词
Chaos; nonlinear dynamics; nonlinear circuits;
D O I
10.1142/S0218127411028611
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, a new chaotic circuit is introduced, conceived by considering a Colpitts oscillator with the inclusion of two further elements: a coupled inductor and a variable resistor. The proposed circuit exhibits a rich dynamics that has been experimentally characterized through the bifurcation diagram with respect to the resistor value. The main result that can be derived from the analysis of the new circuit leads to a simple way to control chaos in the chaotic Colpitts oscillator by varying a single external control parameter. The same technique has then been applied to the classical periodic Colpitts oscillator, demonstrating how in this way the oscillation frequency can be controlled.
引用
收藏
页码:569 / 574
页数:6
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