摘要
混沌电路是一种非线性电路,具有宽频谱特性,但在实际通信应用中,通信信道的带宽有一定限制,如何调节混沌电路的频谱范围成为混沌电路实际应用的一个问题.以蔡氏混沌电路为例,利用EWB软件分析蔡氏混沌电路产生的混沌信号及其频率特性,通过对蔡氏混沌电路中元器件R、L、C参数的调整,可以获得具有期望频谱范围的混沌信号.通过改进型蔡氏电路的仿真来研究其特性,最后在蔡氏电路的基础上简单讨论了蔡氏电路在保密通信中的应用.
Chaotic circuit is a nonlinear circuit,with broadband spectral characteristics,but in actual communication applications,the bandwidth of the communication channel has some limitations,how to adjust the spectral range of chaotic circuit becomes a problem of chaotic circuit practical applications.Using EWB software to analyse frequency characteristics of chaotic signals by chaotic circuit generated,Chua circuit components R,L,C parameters can be adjusted,the desired spectral range of chaotic signals was obtained.Their characteristics was studied by modified Chua circuit simulation, Chua's circuit to apply secure comunication was discussed.
出处
《兰州文理学院学报（自然科学版）》
2014年第3期40-44,82,共6页
Journal of Lanzhou University of Arts and Science(Natural Sciences)
