基于参数可调双稳系统的信息检测

分析了参数可调双稳态系统的输出特性，说明了影响系统输出的主要因素．从系统响应速度的角度阐明了参数调节随机共振的实现机理．对于大参数输入信号，采用连续改变系统参数的方法，寻求合适的系统响应速度以获得最佳系统输出，并对系统输出信号进行恢复，可以得到与输入信号非常接近的波形．通过考察不同系统参数所对应的输出响应与输入信号之间的互相关系数，论证了参数调节随机共振用于大参数信号检测的可行性．利用该方法分别对周期和非周期信号进行检测，得到了较好的结果，从而进一步证明了该方法的有效性和实用性．

Information Detection Based on Bistable System with Tunable Parameters

The output characteristics of bistable system with tunable parameters are analyzed,and the main factors influencing system output are illustrated.The parameter-induced stochastic resonance is demonstrated by analyzing the system response speed.In order to detect the input signal with large parameters,the system parameters are changed continuously to achieve optimum system response speed.When the system response speed is suitable for the input signal changing,the best system output can be gotten.Then,by reco...