INTEGRATED SELF-MONITORING SOFT ACTUATOR AND SELF-MONITORING METHOD OF SOFT ACTUATOR

    公开(公告)号:US20230381960A1

    公开(公告)日:2023-11-30

    申请号:US18032425

    申请日:2021-12-13

    CPC classification number: B25J9/1635 B25J19/02

    Abstract: Disclosed is an integral self-monitoring soft actuator including a body portion configured to be driven by deformation due to stimulation; a first limiter integrally formed with respect to the longitudinal direction of the body portion to limit deformation of the body portion in the longitudinal direction; a second limiter that limits deformation of the body portion in the radial direction by including at least a pair of electrodes in a spiral shape integrally provided on the outer surface of the body portion; and a controller for controlling motion of the body portion, wherein the controller self-monitors deformation of the body portion by self-sensing changes in the intervals between the electrodes according to deformation of the body portion. According to the above configuration, deformation of the body portion may be self-detected in real time using the second limiter integrally provided with the body portion, thereby improving control efficiency.

    Method and device for securing network

    公开(公告)号:US11637846B2

    公开(公告)日:2023-04-25

    申请号:US16836369

    申请日:2020-03-31

    Abstract: A method, performed by an observer node, of securing a network, includes: receiving a signal over the network; determining, based on a frequency characteristic of the received signal, which is determined according to a physical characteristic of a node, which transmits the received signal, a node, which has transmitted the received signal among a plurality of nodes included in the network; comparing a pre-learned signal pattern of the determined transmission node with a pattern of the received signal to determine whether the determined transmission node is a malicious node; and blocking the signal transmitted from the malicious node by determining that the transmission node is a malicious node.

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