氧化物神经元器件及其神经网络应用

李宗晓, 胡令祥, 王敬蕊, 诸葛飞

Oxide Neuron Devices and Their Applications in Artificial Neural Networks

LI Zongxiao, HU Lingxiang, WANG Jingrui, ZHUGE Fei

图5 氧化物忆阻器基LIF神经元研究

Fig. 5 Researches of LIF neurons based on oxide memristors (a) Typical I-V curve of a NbOx-based TS memristor[63]; (b) Schematic diagram of artificial spiking neuron circuit based on NbOx-based memristor[63]; (c) Oscillation and output spiking characteristics of memristive neuron under constant voltage stimuli[63]; (d) Schematic illustration of an optoelectronic neuron with ITO/IGZO/Ag/Ta2O5/ITO structure[73]; (e) Comparison of fire dynamics of the optoelectronic neuron under dark and ultraviolet light[73]; (f) Fire frequency of the optoelectronic neuron as a function of light intensity at different wavelengths[73]