fig4

Figure 4. Neuromorphic computing in skin-inspired sensor systems using transistors. (A) Schematic of the bioinspired artificial tactile afferent nervous system. Reproduced with permission. Copyright 2021^[81], Nano Energy; (B) Structure of an artificial tactile afferent neuron. Reproduced with permission. Copyright 2024^[82], Science; (C) Stretchable transistor manufactured based on photolithography technology; (D) Illustrations of an active-matrix sensor array. (C and D) Reproduced with permission. Copyright 2024^[83], Nature; (E) Low-voltage-driven artificial soft e-skin system. Reproduced with permission. Copyright 2023^[84], Science; (F) Schematic of NeuroMAT; (G) The EPSC of NeuroMAT-integrated robotic hand to grip an object. (F and G) Reproduced with permission. Copyright 2023^[88], Science Advances; (H) An artificial neuromorphic somatosensory system. Reproduced with permission. Copyright 2022^[89], NPJ Flexible Electronics. EPSC: Excitatory postsynaptic current.