Abstract: Disclosed are a coupling agent for a rubber composition and a rubber composition for a tire containing the same. The rubber composition according to the present disclosure contains a coupling agent that may induce interactions between a rubber as a raw material and carbon black, thereby improving dispersibility of the carbon black in the rubber composition. Thus, a tire with low rolling-resistance and excellent wear resistance may be realized.

Abstract: Provided is a deep reinforcement learning system using clustered experience replay memories, including a clustering module configured to form learning data into groups, experience replay memories generated as a result of the grouping, and a target network configured to generate a target value for learning of a learning network using learning data extracted from the experience replay memories.

Abstract: An automatic RF filter tuning system and a method for manufacturing a filter using the same are disclosed. An RF filter tuning system for tuning an RF filter that includes a plurality of cavities having resonance elements and a cover having tuning areas that are positioned correspondingly to the resonance elements, includes a measuring unit configured to measure resonance characteristics of the cavity of the RF filter, a control unit configured to calculate a tuning value of the RF filter based on the resonance characteristics, and a tuning unit configured to tune the RF filter based on the tuning value calculated by the control unit. The tuning unit includes a striking unit configured to strike the tuning area of the cover of the RF filter, thereby adjusting the resonance value and tuning the RF filter.

Abstract: The present invention relates to a coolant heater comprising: a heating element for heating coolant; a first housing for accommodating the heating element; a cover plate for sealing the first housing in which the heating element is accommodated; a temperature fuse provided in an external space formed by coupling the first housing and the cover plate, and disposed to be adjacent to the cover plate; and a second housing for pressing the temperature fuse so as to pressurize the same toward the cover plate, wherein overheat sensing responsiveness of the heating element is improved such that the overheat of the heating element can be prevented, and failure factors in a part in which the temperature fuse is coupled are reduced such that a durability is improved.

Abstract: An optical sheet module consisting of optical sheets having different thicknesses, includes: a first base film having a predetermined thickness and transmitting light from a lower portion thereof through an upper portion thereof; an upper optical sheet formed on the first base film and having a first structural pattern in which the upper optical sheet protrudes upwardly and the cross-sectional area thereof decreases when progressing toward an upper portion thereof; a second based film laminated beneath the upper optical sheet so as to transmit light from a lower portion thereof to the upper optical sheet; and a lower optical sheet formed on the second base film and having a second structural pattern in which the lower optical sheet protrudes toward the upper optical sheet and the cross-sectional area thereof decreases when progressing toward an upper portion thereof. The first base film is relatively thicker than the second base film.

Abstract: A method by which a planar scan videokymographic image generation server generates planar scan videokymographic images by using real-time or pre-stored ultra-high speed laryngeal endoscopy images. The method includes the steps of: (a) acquiring monochrome or color ultra-high speed laryngeal endoscopy images; (b) setting a target region and a unit pixel for generating the 2D scan videokymographic images from the ultra-high speed laryngeal endoscopy images; (c) extracting pixel information of each frame of the ultra-high speed laryngeal endoscopy images according to the unit pixel for the target region; (d) generating frames of the planar scan videokymographic images by combining the extracted pixel information of each frame; and (e) generating a planar scan videokymographic video by combining the frames of the planar scan videokymographic images.

Abstract: Provided is an operating method of a memory system including a plurality of logical address groups each having a preset logical address range. The operation method may include: selecting a victim block; selecting a plurality of target blocks among empty blocks; mapping at least one logical address group of the logical address groups to each of the target blocks; determining a first logical address group including a logical address of first valid data stored in the victim block, among the logical address groups; and backing up the first valid data into a first target block mapped to the first logical address group among the target blocks.

Abstract: The present disclosure relates to an austenitic steel having excellent surface characteristic, and a method of manufacturing the same. Provided are an austenitic steel having excellent surface characteristic, and a method for producing the same, the austenitic steel according to an aspect of the present disclosure comprising, by weight, carbon (C): 0.6% to 1.3%, manganese (Mn): 14% to 22%, copper (Cu): 5% or less (excluding 0%), chromium (Cr): 5% or less (excluding 0%), silicon (Si): 1.0% or less (excluding 0%), aluminum (Al): 0.5% or less (excluding 0%), phosphorus (P): 0.1% or less (including 0%), sulfur (S): 0.02% or less (including 0%), a remainder of iron (Fe), and inevitable impurities, wherein a microstructure of the austenitic steel comprises, by area, 5% or less of carbide and a remaining austenite structure, and a surface defect size of the austenitic steel is 0.3 mm or less.

Abstract: A display device includes a display panel, a first circuit board, a control unit disposed on the first circuit board, a second circuit board, and a coupling film which electrically couples the control unit and the second circuit board to each other. The coupling film includes a first coupling part including a first region attached to the first circuit board, and a second region overlapping the display panel when viewed in a thickness direction of the display panel, a second coupling part including a third region attached to the second circuit board, and a fourth region overlapping the display panel when viewed in the thickness direction of the display panel, and a third coupling part coupled to each of the second region and the fourth region to electrically couple the first coupling part and the second coupling part to each other.

Abstract: An electronic apparatus for acquiring a panorama image using a plurality of cameras and a method for controlling the electronic apparatus thereof are provided. The electronic apparatus includes a plurality of cameras for capturing an image, a sensor for acquiring movement information, and a processor for determining individual movement information of the plurality of cameras with reference to a predefined location using movement information acquired through the sensor, acquiring a plurality of images through the plurality of cameras based on the individual movement information and generating a panorama image using the plurality of photographed images.

Abstract: A multilayer capacitor includes a body including a stacked structure of a plurality of dielectric layers and a plurality of internal electrodes, wherein, in the body, corners of cover portions are formed as curved surfaces, and 10 ?m?R?T/4 in which R is a radius of curvature of the curved surface corners and T is a thickness of the body, and 0.8?Tg/Wg?1.2 in which Wg is a margin of the body in a width direction, and Tg is a margin of the body in a thickness direction.

Abstract: Disclosed is to provide a composition for enhancing skin elasticity or improving skin wrinkles, which comprises a polyol as a dispersion medium, and a ginseng cell lysate dispersed in the polyol as an active ingredient. Specifically, the composition according to the present disclosure contains a polyol and all useful substances in ginseng cells dispersed in a polyol as an active ingredient, thereby exhibiting excellent skin elasticity enhancement or skin winkle improvement effects. In addition, the preparing method according to the present disclosure can effectively disperse useful substances in ginseng cells in the polyol by using a micro fluidizer, and thus can exhibit synergistic effects of useful substances in ginseng cells.

Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes, and an external electrode. A cover portion of the body has curved corners, and a radius of curvature, R, of each of the curved corners and a thickness, T, of the body satisfy a condition of 10 ?m?R?T/3, and a width, W, and a thickness, T, of the body satisfy a condition of T/W<0.8.

Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes and external electrodes disposed on external surfaces of the body and electrically connected to the internal electrodes, wherein in the body, corners of cover portions include curved surfaces, and 10 ?m?R?T/4 in which R is a radius of curvature of the curved surface corners and T is a thickness of the body, and when a distance from a surface of the body to an internal electrode closest to the surface of the body among the plurality of internal electrodes is a margin, a margin (?) of each of the corners formed as the curved surfaces in the cover portions is greater than or equal to a margin (Wg) of the body in a width direction.

Abstract: Smart glasses for selectively tracking a target of visual cognition according to the present invention include a first camera configured to capture a first input image that is a first-person view image of a user, a second camera configured to capture a second input image containing sight line information of the user, a display configured to output additional information corresponding to the first input image, a memory configured to store a program for selectively tracking a target of visual cognition on the basis of the first and second input images, and a processor configured to execute the program stored in the memory, wherein upon executing the program, the processor is configured to detect the target of visual cognition from the first input image and determine, from the second input image, whether the user is in an inattentive state with respect to the target of visual cognition.

Abstract: A battery charging system including a battery is provided. The battery includes a plurality of battery cells that are stacked and a pressure sensor that is configured to detect a pressure caused by swelling of the battery cells. A charger supplies charging power to the battery and a controller determines whether to supply the charging power from the charger and whether the battery is overcharged based on a change in the pressure per hour, detected by the pressure sensor, when the charger supplies the charging power to the battery.

Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes, and external electrodes. The corners of the cover portions of the body include curved surfaces, a length of each of internal electrodes disposed in the cover portions among the plurality of internal electrodes is smaller than a length of an internal electrode disposed in a central portion, and when a distance from a surface of the body to a closest internal electrode among the plurality of internal electrodes is defined as a margin, a margin Wg of each of the fifth surface and the sixth surface and a margin Tg of each of the third surface and the fourth surface satisfy a condition of 0.8?Tg/Wg?1.2.

Abstract: A variable resistance memory device may include a first conductive line, a plurality of stacked structures, and a mold pattern. The first conductive line may be formed on a substrate. The plurality of stacked structures may be formed on the first conductive line, and each of the plurality of stacked structures includes a lower electrode, a variable resistance pattern, and a middle electrode stacked on one another. The mold pattern may be formed on the first conductive line to fill a space between the plurality of stacked structures. An upper portion of the mold pattern may include a surface treated layer and a lower portion of the mold pattern may include a non-surface treated layer.

Abstract: Disclosed is a battery system, including: a plurality of battery modules provided in a space formed between an upper casing and a lower casing; connection busbars respectively connected to terminals of the battery modules; an intermediate busbar connected to the connection busbars such that the connection busbars are electrically connected to each other; and an insulation protector provided with opposite end portions attached to the upper casing, and with a holding portion placed below the intermediate busbar at a position between the opposite end portions.

Abstract: The present invention relates to a pseudo-ceramide compound and a preparation method therefor. According to the present invention, the pseudo-ceramide compound has a molecular structure and a function similar to those of a natural ceramide, can be readily synthesized, and has excellent solubility in an organic solvent and excellent stability, and thus the pseudo-ceramide compound can be used as an alternative to a natural ceramide. Therefore, the pseudo-ceramide compound of the present invention can be widely applied to a skin preparation for external use, a cosmetic composition, and the like for reinforcing and maintaining a skin barrier function.