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Soft artificial electroreceptors for non-contact spatial perception
W.J. Song(송원준),Y. Lee(이영훈),Y. Jung(정연수),Y.-W. Kang(강용우),J. Kim(김준형),J.-M. Park(박재만),Y.-L. Park(박용래),H.-Y. Kim(김호영),J.-Y. Sun(선정윤) 한국생산제조학회 2021 한국생산제조시스템학회 학술발표대회 논문집 Vol.2021 No.7
Elasmobranch fishes, such as sharks, skates and rays, use a network of electroreceptors distributed on their skin to locate adjacent prey. The receptors can detect the electric field generated by the biomechanical activity of the prey. By comparing the intensity of the electric fields sensed by each receptor in the network, the animals can perceive the relative positions of the prey without making physical contact. Inspired by this capacity for prey localization, we developed a soft artificial electroreceptor that can detect the relative positions of nearby objects in a non-contact manner by sensing the electric fields that originate from the objects. By wearing the artificial receptor, one can immediately receive spatial information of a nearby object via auditory signals. The soft artificial electroreceptor is expected to expand the ways we can perceive space by providing a new sensory modality that did not evolve naturally in human beings.