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Abstract:
Human auditory system is one of the most efficient and important biological system for human beings. To reproduce this system with electronic devices would profoundly advance artificial nervous system. However, emulating this system requires a complex architecture to mimic the biological auditory system functions such as listening, analyzing, and integrating instructions, which is still not available. Here, we report a triboelectric nanogenerator (TENG) actuated self-powered artificial auditory pathway to emulate the biological auditory functionalities, demonstrating its application in the intelligent neuromorphic computing and sound detection. The self-powered artificial auditory pathway consists of a femtosecond laser (fs) processed TENG and a field effect synaptic transistor (FEST) which functions as acoustic receptor and acoustic synapse, respectively. Moreover, the fs laser-induced auditory TENG exhibits broader frequency response with high sensitivity (129 mV/dB), and excellent empathy social behavior, and various typical synaptic functions can be well mimicked through TENG actuated FEST. Meanwhile, a self-adaptation artificial neuromorphic circuit with noise-adjustable behavior is demonstrated, which substantially improves the efficiency and accuracy of the instruction recognition process for more human-computer interaction system. This work provides an effective way to well mimic the biological auditory functions, which paves a new way to achieve the instruction recognition in a noise-intensity range ambient, and would profoundly decrease the power-consumption in the field of future neuromorphic systems. © 2020
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Nano Energy
ISSN: 2211-2855
Year: 2020
Volume: 78
1 7 . 8 8 1
JCR@2020
1 6 . 8 0 0
JCR@2023
ESI HC Threshold:196
JCR Journal Grade:1
CAS Journal Grade:1
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count: 82
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 3
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