[8p-A412-1~12] 9.3 Nanoelectronics

[8p-A412-5] Mechanism of Noise-induced High Sensitivity to Weak Signal for Stochastic Resonance in a Bistable System

〇Seiya Kasai¹, Akihisa Ichiki², Yukihiro Tadokoro³ (1.Hokkaido Univ., 2.Naogya Univ., 3.Toyota Central R&D Labs)

Keywords:stochastic resonance, bistable system, Gaussian noise

We present a mathematical mechanism for high sensitivity to a weak signal in a bistable system in terms of stochastic resonance. We find that the nonlinear behavior of Gaussian probability density function plays a significant role in its response to the weak signal.