Abstract: A three-dimensional semiconductor memory device includes first and second gate stacked structures, disposed on a base substrate, and stacked in a direction perpendicular to a surface of the base plate, the first and second gate stacked structures including gate electrodes spaced apart from each other and stacked; a through region passing through the first and second gate stacked structures and surrounded by the first and second gate stacked structures; and vertical channel structures passing through the first and second gate stacked structures, wherein the first gate stacked structure has first contact pads adjacent to the through region and arranged in a stepped shape, the second gate stacked structure having second contact pads adjacent to the through region and arranged in a stepped shape, at least a portion of the second contact pads overlap the first contact pads on one side of the through region.

Abstract: A vertical memory device includes first gate electrodes spaced apart from each other under a substrate in a first direction substantially perpendicular to a lower surface of the substrate, the first gate electrodes being arranged to have a staircase shape including steps of which extension lengths in a second direction substantially parallel to the lower surface of the substrate gradually increase from an uppermost level toward a lowermost level, second gate electrodes spaced apart from each other under the first gate electrodes in the first direction, the second gate electrodes being arranged to have a staircase shape including steps of which extension lengths in the second direction gradually decrease from an uppermost level toward a lowermost level and a channel extending through the first and second gate electrodes in the first direction.

Abstract: Disclosed are a partition panel for vehicles and a method of manufacturing the same. The method includes mounting a first prepreg formed to have a shape corresponding to a molding groove on a lower die provided with the molding groove. The molding groove is inclined upwards from the center of a lower portion of the lower die to opposite ends of the lower die. A second prepreg having a sheet type is mounted on the lower die so as to cover the first prepreg. The first prepreg and the second prepreg are integrally molded by placing an upper die on the lower die.

Abstract: A apparatus for laminating an object with a fiber tow, may include a fiber supply device provided with a plurality of first creels on which first fiber tows are wound and a plurality of second creels on which second fiber tows are wound; an impregnation device provided at a lower side of the fiber supply device, and impregnating the first fiber tows supplied from the first creels and the second fiber tows supplied from the second creels with a resin; and a lamination device provided at a lower side of the impregnation device, and laminating an object with the first and second fiber tows that are impregnated with the resin in accordance with a rolling motion of a laminating roller relative to the surface of the object.

Abstract: Disclosed are a partition panel for vehicles and a method of manufacturing the same. The partition panel for vehicles includes a panel part formed of a composite material to divide a trunk and the inside of a vehicle from each other and a reinforcement part formed of a composite material, inclined upwards from the center of the lower portion of the panel part to both ends of the panel part, and connected integrally to the panel part.

Abstract: An apparatus for laminating a fiber tow is provided. The apparatus includes a supply unit that supplies a fiber tow impregnated with resin. A laminating unit is configured to move along a surface of a lamination object and has a shock-absorption element to laminate a fiber tow supplied from the supply unit on a surface of the lamination object.

Abstract: Disclosed are a partition panel for vehicles and a method of manufacturing the same. The partition panel for vehicles includes a panel part formed of a composite material to divide a trunk and the inside of a vehicle from each other and a reinforcement part formed of a composite material, inclined upwards from the center of the lower portion of the panel part to both ends of the panel part, and connected integrally to the panel part.

Abstract: A apparatus for laminating an object with a fiber tow, may include a fiber supply device provided with a plurality of first creels on which first fiber tows are wound and a plurality of second creels on which second fiber tows are wound; an impregnation device provided at a lower side of the fiber supply device, and impregnating the first fiber tows supplied from the first creels and the second fiber tows supplied from the second creels with a resin; and a lamination device provided at a lower side of the impregnation device, and laminating an object with the first and second fiber tows that are impregnated with the resin in accordance with a rolling motion of a laminating roller relative to the surface of the object.

Abstract: An apparatus for laminating a fiber tow is provided. The apparatus includes a supply unit that supplies a fiber tow impregnated with resin. A laminating unit is configured to move along a surface of a lamination object and has a shock-absorption element to laminate a fiber tow supplied from the supply unit on a surface of the lamination object.

Abstract: An apparatus for mounting a blind rivet, configured to mount the blind rivet having a rivet body and a mandrel on a board, may include a rivet holder accommodating a mandrel therein and pressing a rivet head towards the board, a mandrel holder positioned inside the rivet holder and moving separately from the rivet holder to hold and pull the accommodated mandrel, and an impactor positioned inside the rivet holder to accommodate the mandrel holder therein and applying pressure to the mandrel holder holding the mandrel, thus lifting the mandrel holder together with the mandrel.

Abstract: An apparatus for mounting a blind rivet, configured to mount the blind rivet having a rivet body and a mandrel on a board, may include a rivet holder accommodating a mandrel therein and pressing a rivet head towards the board, a mandrel holder positioned inside the rivet holder and moving separately from the rivet holder to hold and pull the accommodated mandrel, and an impactor positioned inside the rivet holder to accommodate the mandrel holder therein and applying pressure to the mandrel holder holding the mandrel, thus lifting the mandrel holder together with the mandrel.

Abstract: A light emitting device package is disclosed. The light emitting device package includes a package body, at least one light emitting diode disposed on the package body, a molding layer surrounding the light emitting diode, and a phosphor layer provided on the package body, wherein the phosphor layer extends upward from surface of the package body.

Abstract: An impact absorbing device for a vehicle may include a bumper beam having a hollow cross section which extends in a traverse direction of the vehicle, and crash boxes interposed between the bumper beam and a vehicle body in a longitudinal direction of the vehicle at both distal portions of the bumper beam, wherein rear surfaces of the both distal portions in the bumper beam include an opening formed so as to communicate with the hollow cross section of the bumper beam, wherein a rib may be formed at the opening of the bumper beam in a traverse direction of the opening, and wherein the crash box includes a front tip end inserted through the opening while being fitted to the rib to extend up to an inside of the hollow cross section, and a rear tip end mounted to the vehicle body in the longitudinal direction of the vehicle.

Abstract: A bumper assembly for vehicle may include a first side member disposed in each of both sides of a vehicle body in a longitudinal direction thereof, a second side member coupled to an external surface of the first side member, a fender member having one side coupled to an external side of the second side member, a member flange connected to front ends of the first and second side members respectively, a mounting flange coupled with the member flange, a first crash box having a rear end connected to the mounting flange, a second crash box having a rear end connected to the mounting flange, and a bumper beam having both distal sides, each of which may be coupled to front ends of the first and second crash boxes.

Abstract: An impact absorbing device for a vehicle may include a bumper beam having a hollow cross section which extends in a traverse direction of the vehicle, and crash boxes interposed between the bumper beam and a vehicle body in a longitudinal direction of the vehicle at both distal portions of the bumper beam, wherein rear surfaces of the both distal portions in the bumper beam include an opening formed so as to communicate with the hollow cross section of the bumper beam, wherein a rib may be formed at the opening of the bumper beam in a traverse direction of the opening, and wherein the crash box includes a front tip end inserted through the opening while being fitted to the rib to extend up to an inside of the hollow cross section, and a rear tip end mounted to the vehicle body in the longitudinal direction of the vehicle.

Abstract: A bumper assembly for vehicle may include a first side member disposed in each of both sides of a vehicle body in a longitudinal direction thereof, a second side member coupled to an external surface of the first side member, a fender member having one side coupled to an external side of the second side member, a member flange connected to front ends of the first and second side members respectively, a mounting flange coupled with the member flange, a first crash box having a rear end connected to the mounting flange, a second crash box having a rear end connected to the mounting flange, and a bumper beam having both distal sides, each of which may be coupled to front ends of the first and second crash boxes.

Abstract: A bumper assembly for vehicle may include a first side member disposed in each of both sides of a vehicle body in a longitudinal direction thereof, a second side member coupled to an external surface of the first side member, a fender member having one side coupled to an external side of the second side member, a member flange connected to front ends of the first and second side members respectively, a mounting flange coupled with the member flange, a first crash box having a rear end connected to the mounting flange, a second crash box having a rear end connected to the mounting flange, and a bumper beam having both distal sides, each of which may be coupled to front ends of the first and second crash boxes.

Abstract: A light emitting device according to the embodiment includes a substrate; a buffer layer over the substrate; an electrode including a perforation pattern through top and bottom surfaces of the electrode over the buffer layer; a first semiconductor layer over the electrode; an active layer over the first semiconductor layer; and a second semiconductor layer over the active layer. The first semiconductor layer extends onto a top surface of the perforation pattern by passing through the perforation pattern while making contact with the buffer layer.

Abstract: A light emitting device package is provided that includes at least two light emitting device; and a lead unit electrically connected to the light emitting device, and supplying electric power from an outside to the light emitting device, wherein at least two light emitting devices among the light emitting devices are different in color coordinates from each other, and varied in color coordinates of emitted light color as a current flowing ratio of the light emitting devices having different color coordinates is varied depending on change in a level of current input to the lead unit.

Abstract: A light emitting device package is disclosed. The light emitting device package includes a package body, at least one light emitting diode disposed on the package body, a molding layer surrounding the light emitting diode, and a phosphor layer provided on the package body, wherein the phosphor layer extends upward from surface of the package body.