Abstract: An isolable double-walled insulation tank for a launch vehicle includes a hollow open cylinder part having upper and lower end portions that are open in an upright state; an upper cap part for sealing the upper end portion of the open cylinder part; and a lower cap part for sealing the lower end portion of the open cylinder part. The open cylinder part includes a flat plate part having a flat outer peripheral surface; an uneven part slidably fitted and coupled to the flat plate part; and a plurality of load-dispersing spaces which are ring-shaped according to a portion of the uneven part being spaced from the flat plate part, and which are arranged to be spaced apart in the height direction of the open cylinder part.

Abstract: A vortex prevention apparatus prevents a vortex from being generated at an outlet provided in the tank member and minimizes the change in the flow rate of the fluid being discharged through the outlet when a fluid filled in a tank member such as an insulation tank is being discharged, To this end, the vortex prevention apparatus is integrally coupled to a lower cover, having at least one outlet through which the fluid filled in the insulation tank is discharged, of a lower cap of the insulation tank, and includes a prevention body having a cone shape centered on an apex portion; spacing members extending vertically and horizontally from the prevention body; and mesh hole portions formed passing through the edges of the prevention body by the spacing members.

Abstract: A method and a device for predicting stenosis of a dialysis access by using a convolutional neural network (CNN) according to a preferable embodiment of the present invention can predict, from audio data with respect to a dialysis access of an object, a degree of stenosis of the dialysis access on the basis of a stenosis prediction model including a convolutional neural network so as to predict the degree of stenosis of the dialysis access more precisely and guide an additional examination and treatment according thereto.

Abstract: Provided is a method of creating a local database for local optimization of an object detector based on a deep neural network. The method includes performing preprocessing on an image extracted from real-time collected or pre-collected images from an edge device, modeling a static background image based on the image received through the pre-processing unit and calculating a difference image between a current input image and a background model to model a dynamic foreground image, detecting an object image from the image based on a training model, and creating a local database based on the background image, the foreground image synthesized with the background image, and the object image synthesized with the background image.

Abstract: Provided is a robot for vascular intervention. The robot for vascular intervention comprises: a catheter driving unit for rotating and translating a catheter extending in a longitudinal direction while having the longitudinal direction as an axis; a guide wire driving unit provided at a side of the catheter driving unit, drawing a guide wire into the catheter by translating the guide wire, and rotating the guide wire coaxially with the catheter; a micro-catheter driving unit provided at a rear of the catheter driving unit and translating the micro-catheter in a path coaxial with the catheter that is different from draw-in and draw-out paths of the guide wire when the guide wire is drawn out from an inside of the catheter; and a micro-guide wire driving unit provided at a rear of the micro-catheter driving unit, and drawing a micro-guide wire into the micro-catheter by translating the micro-guide wire, and rotating the micro-guide wire coaxially with the micro-catheter.

Abstract: Provided are a content caching optimization system and method. The content caching optimization system in which content priority in an information-centric networking (ICN) environment is taken into consideration includes one or more producer terminals configured to generate and provide content, one or more user terminals configured to transmit content requests according to users and receive content according to the content requests, one or more mobilelmultiple access edge cotnputings (MECs) configured to predict the number of requests for each piece of content to be requested later on the basis of the content requests received from the user terminals, and a software-defined network (SDN) controller configured to calculate a content popularity using the number of requests for each piece of content predicted by the MECs and perform content caching optimization on the basis of the calculated content popularity and a preset content priority.

Abstract: Provided are a content caching optimization system and method. The content caching optimization system in which content priority in an information-centric networking (ICN) environment is taken into consideration includes one or more producer terminals configured to generate and provide content, one or more user terminals configured to transmit content requests according to users and receive content according to the content requests, one or more mobile/multiple access edge computings (MECs) configured to predict the number of requests for each piece of content to be requested later on the basis of the content requests received from the user terminals, and a software-defined network (SDN) controller configured to calculate a content popularity using the number of requests for each piece of content predicted by the MECs and perform content caching optimization on the basis of the calculated content popularity and a preset content priority.

Abstract: A mother substrate includes: a support substrate; a first organic layer on one surface of the support substrate; a first inorganic layer on the first organic layer and covering an edge of the first organic layer; a second organic layer on the first inorganic layer; a second inorganic layer on the second organic layer and covering an edge of the second organic layer; a plurality of display cells on the second inorganic layer; and an encapsulation cover layer on a first inorganic encapsulation area in which the first inorganic layer and the second inorganic layer are in contact with each other.

Abstract: A handy-stick type vacuum cleaner is disclosed. The disclosed vacuum cleaner comprises: a first part for collecting dust included in air suctioned to the inside through a suction hole; and a second part including a suction motor and a handle, wherein the first and second parts are hinge-connected so as to communicate with each other.

Abstract: A handy-stick type vacuum cleaner is disclosed. The disclosed vacuum cleaner comprises: a first part for collecting dust included in air suctioned to the inside through a suction hole; and a second part including a suction motor and a handle, wherein the first and second parts are hinge-connected so as to communicate with each other.

Abstract: Provided is a robot for vascular intervention. The robot for vascular intervention comprises: a catheter driving unit for rotating and translating a catheter extending in a longitudinal direction while having the longitudinal direction as an axis; a guide wire driving unit provided at a side of the catheter driving unit, drawing a guide wire into the catheter by translating the guide wire, and rotating the guide wire coaxially with the catheter; a micro-catheter driving unit provided at a rear of the catheter driving unit and translating the micro-catheter in a path coaxial with the catheter that is different from draw-in and draw-out paths of the guide wire when the guide wire is drawn out from an inside of the catheter; and a micro-guide wire driving unit provided at a rear of the micro-catheter driving unit, and drawing a micro-guide wire into the micro-catheter by translating the micro-guide wire, and rotating the micro-guide wire coaxially with the micro-catheter.

Abstract: Provided is a ventilated shoe. The shoe includes an upper. An outsole has an upper edge end provided on an upper sole part, an air chamber provided inside the upper edge end, and an ascending and descending edge surface provided on an outer edge of a lower sole part in such a way as to be inclined outwards and upwards from a bottom surface, the outer edge of the lower sole part being provided under the upper edge end to be opposite thereto. An insole is secured to the upper edge end to cover a top of the air chamber, with a plurality of ventilation holes being formed in a front portion thereof. A backflow prevention valve prevents outside air supplied to the air chamber from flowing backwards. An air inlet pipe supplies the outside air to the backflow prevention valve.

Abstract: Provided is a method of creating a local database for local optimization of an object detector based on a deep neural network. The method includes performing preprocessing on an image extracted from real-time collected or pre-collected images from an edge device, modeling a static background image based on the image received through the pre-processing unit and calculating a difference image between a current input image and a background model to model a dynamic foreground image, detecting an object image from the image based on a training model, and creating a local database based on the background image, the foreground image synthesized with the background image, and the object image synthesized with the background image.

Abstract: The present invention is directed to solving the existing problems and provides an apparatus and method for optimizing object detection performance by re-learning data specific to an installed location from an online server using a localization module in an edge terminal receiving a fixed image like a closed circuit television (CCTV) camera.

Abstract: A vacuum cleaner that includes a first cleaner module and a second cleaner module that is removably coupled to the first cleaner module. The first cleaner module includes a first body and a first dust collection unit, and the second cleaner module includes a second body and a second dust collection unit. Thus, when done in an upright mode, cleaning can be done with a sufficiently great suction force. When done in a handy mode after the second cleaner module is separated, cleaning can be easily done using the second cleaner module.

Abstract: Provided are a system and method for preprocessing sequential video images for fire detection based on deep learning and a method of training a deep learning network for fire detection. The system includes a selector configured to select a plurality of sequential images in streaming data as one set, a converter configured to convert color information of the plurality of selected sequential set images into spectral reflectance information using preset standard color space feature information, a filtering part configured to filter the plurality of sequential set images of which the color information is converted into the spectral reflectance information through a fire color filter, and a fire map generator configured to generate one fire map image by compressing the plurality of filtered sequential set images.

Abstract: An etch stop layer is formed on a lower wiring. An interlayer insulating film covers the lower wiring and the etch stop layer. A via exposes an upper surface of the etch stop layer, in the interlayer insulating film. A first filler is formed in the via. The first filler is etched to a first filler pattern. A second filler is formed on the first filler pattern and is etched to a second filler pattern. A trench is formed by etching the interlayer insulating film. The first and second filler patterns are etched during the forming of the trench to form a residual filler pattern. The residual filler pattern and the etch stop layer are removed and a wiring structure is formed electrically connected to the lower wiring. The via includes lower and upper portions and the trench includes the upper portion of the via.

Abstract: Provided is a method of data caching in delay tolerant network based on information centric network and a recording medium and a device for performing the same. The data caching method includes: the step of checking a remaining buffer amount and a buffer usage amount of node, the step of caching data in the node which is received from another node according to a data caching policy, in case remaining buffer amount of the node is greater than a preset remaining buffer amount threshold, the step of deleting data cached in the node from the node according to a data deletion policy, in case the buffer usage amount of the node is less than a preset buffer usage amount threshold, and the step of setting an initial Time-to-Live (TTL) value of the data received from another node or updating a TTL of the data cached in the node using information of the data received from another node or information of the node.

Abstract: Provided is a congestion control method for controlling message flooding between nodes in response to situation information in information centric network environment with delay tolerant networking, and a recording medium and a device for performing the same. The congestion control method includes, when a first node contacts a second node, exchanging information associated with stored messages with the second node, identifying whether an anti-flag is stored in the first node, the anti-flag being assigned when each message arrives at a destination node, flooding of a non-anti-flagged message among the messages stored in the first node to the second node, and flooding of an anti-flagged message among the messages stored in the first node to the second node according to at least one of situation information including a hop count, a Time-To-Live (TTL) and a number of requester nodes of the corresponding message and a mobility of the first node, or restricting the flooding to the second node.

Abstract: Provided is a congestion control method for controlling message flooding between nodes in response to situation information in information centric network environment with delay tolerant networking, and a recording medium and a device for performing the same. The congestion control method includes, when a first node contacts a second node, exchanging information associated with stored messages with the second node, identifying whether an anti-flag is stored in the first node, the anti-flag being assigned when each message arrives at a destination node, flooding of a non-anti-flagged message among the messages stored in the first node to the second node, and flooding of an anti-flagged message among the messages stored in the first node to the second node according to at least one of situation information including a hop count, a Time-To-Live (TTL) and a number of requester nodes of the corresponding message and a mobility of the first node, or restricting the flooding to the second node.