基于电流反馈运算放大器的忆阻混沌电路设计与仿真-物理学报.PDF

See discussions, stats, and author profiles for this publication at: /publication/278089662 Design and simulation of a memristor chaotic circuit based on current feedback op amp Article in Acta hysica Sinica -Chinese Edition- · September 2014 DOI: 10.7498/aps.63.180502 CITATIONS READS 0 30 4 authors, including: Qinghui Hong li Zhijun Huazhong University of Science and Technol… Xiangtan University 10 UBLICATIONS 9 CITATIONS 22 UBLICATIONS 55 CITATIONS SEE ROFILE SEE ROFILE Yicheng Zeng Xiangtan University 21 UBLICATIONS 4 CITATIONS SEE ROFILE Some of the authors of this publication are also working on these related projects: National Natural Science Foundation of China View project MEMRISTOR View project All content following this page was uploaded by li Zhijun on 22 November 2016. The user has requested enhancement of the downloaded file. 物理学报 Acta Phys. Sin. Vol. 63, No. 18 (2014) 180502 基于电流反馈运算放大器的忆阻混沌 电路设计与仿真∗ 洪庆辉 李志军 曾金芳 曾以成 1)(湘潭大学光电工程系, 湘潭 411105) 2)(湘潭大学通信工程系, 湘潭 411105) ( 2014 年4 月8 日收到; 2014 年5 月3 日收到修改稿) 将电流反馈运算放大器和四种基本电路元件电容、电感、电阻、忆阻器巧妙结合, 设计出一种新型忆阻混 沌电路. 分析系统的基本动力学行为, 如耗散性、平衡点稳定性、相图、Lyapunov 指数和参数影响等. 数值仿 真结果表明, 该电路可产生一类特殊的混沌吸引子, 且随系统参数的演变可产生丰富复杂的混沌特性. 为了 验证系统的正确性, 设计了实现该系统的仿真电路, Pspice 仿真结果验证了理论分析的正确性. 关键词: 混沌电路, 忆阻器, 电流反馈运算放大器, 电路实现 PACS: 0