Abstract: Disclosed is a method of producing lithium sulfide (Li2S) without using hydrogen sulfide (H2S) gas. Particularly, the method of producing lithium sulfide (Li2S) includes preparing a starting material including a metal oxide by subjecting a mixed powder including an inorganic compound containing lithium and oxygen, a metal reducing agent, and sulfur (S) to synthesis reaction using mechanical force, preparing a mixed solution by mixing the starting material and a solvent, and obtaining a lithium sulfide (Li2S) powder by removing the metal oxide from the mixed solution and then performing drying.

Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.

Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.

Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.

Abstract: The present invention relates to antibody-drug conjugates (ADCs) wherein a plurality of active agents are conjugated to an antibody through at least one branched linker. The branched linker may comprise a branching unit, and two active agents are coupled to the branching unit through a secondary linker and the branching unit is coupled to the antibody by a primary linker. The active agents may be the same or different. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g., 2-4 branched linkers, which may each be coupled to a different C-terminal cysteine of a heavy or light chain of the antibody. The branched linker may comprise one active agent coupled to the branching unit by a first branch and a second branch that comprises a polyethylene glycol moiety coupled to the branching unit. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g.

Abstract: A semiconductor device includes a substrate with a conductive pattern. A semiconductor die is electrically connected to the substrate and both the semiconductor die and the substrate are at least partially covered by a package body. In some examples, through-mold vias are formed in the package body to provide electrical signal paths from an exterior surface thereof to the conductive pattern of the substrate. In some examples, through-mold vias are included in the package body to provide electrical signal paths between the semiconductor die and an exterior surface of the package body. In some examples, an interposer is electrically connected to the through-mold vias and may be covered by the package body and/or disposed in spaced relation thereto. In some examples, the interposer may not be electrically connected to the through-mold vias but may have one or more semiconductor dies of the semiconductor device electrically connected thereto.

Abstract: A display device includes: a base layer including a display area including an emission area and a non-emission area adjacent to the emission area, and a non-display area around the display area; a light emitting element in the emission area on the base layer; a color filter layer located above the light emitting element; and a light blocking pattern on the light emitting element and including a first light blocking pattern in the non-emission area and a second light blocking pattern in the non-display area. The first light blocking pattern and the second light blocking pattern are different in thickness from each other.

Abstract: A device for preventing a submarine phenomenon in a fold and dive seat for a vehicle includes a seat cushion side frame, a seat back frame fastened to a rear end portion of the seat cushion side frame in a manner that is rotatable backward and forward, a seat cushion main-frame fastened between the seat cushion side frame and the seat back frame in a tiltable manner, and a dive link fastened by a hinge mechanism between a front end portion of the seat cushion main-frame and a front end portion of the seat cushion side frame, in which a stopper link rotatably mounted on the seat cushion side frame is rotated by an inertial force when a head-on collision occurs, and thus holds the dive link in place.

Abstract: The present invention relates to a support pole assembly for mounting an antenna and, particularly, to a support pole assembly for mounting an antenna, comprising: a support pole which is formed in a hollow structure and has an antenna device mounting hole formed at the circumferential surface thereof; an antenna device which is mounted to the support pole while passing through and covering the antenna device mounting hole and the rear portion of which is placed in the inner space of the support pole. Accordingly, the present invention provides an advantage in that the protrusion amount of the antenna device with respect to the support pole is reduced and thus the space required for mounting the antenna device can be reduced.

Abstract: A wireless communication device support assembly is disclosed, including a support pole comprising a hollow interior, a first frame having a polygonal shape disposed on top of the support pole, a plurality of wireless communication devices disposed inside the first frame, at least one or more rotational advertising apparatuses controllably elevated in a direction parallel to a longitudinal direction of the support pole, a drive unit configured to elevate or lower the rotational advertising apparatus, and a plurality of lift ropes having first ends connected with tops of the rotational advertising apparatuses and second ends connected with the drive unit.

Abstract: A display device includes a display area, a peripheral area disposed outside the display area, and a sealing area disposed outside the peripheral area, a first base substrate, a second base substrate facing the first base substrate, a color filter layer disposed under the first base substrate, a bank layer disposed under the color filter layer, and a sealing member disposed between the bank layer and the second base substrate in the sealing area. The bank layer includes bank patterns defining an opening disposed at least in the sealing area, and the sealing member fills the opening. Each of the bank patterns includes a first surface adjacent to the color filter layer and a second surface opposite to the first surface and adjacent to the sealing member. A width of the second surface is greater than a width of the first surface.

Abstract: A seat for a vehicle in which user convenience may be improved by implementing various postures with a simple configuration is provided. The seat for a vehicle includes a pair of support rails coupled to the vehicle and arranged to be spaced apart from side to side, a first slide unit slidably installed back and forth on the support rail, a second slide unit slidably installed back and forth on the first slide unit, a pair of cushion side frames spaced apart from side to side, a first link member connecting the cushion side frame and the first slide unit, and a second link member connecting the cushion side frame and the second slide unit.

Abstract: Disclosed is an exoskeleton-type rehabilitation robot system, including: a body part provided on a chair in which a user sits and provided with a robot arm capable of moving left or right based on the user seated on the chair; a conversion part configured to convert a position of the robot arm with respect to the body part; a driving part configured to articulate the robot arm with respect to the body part; and a controller configured to detect a change in a position of the robot arm and control a left or right driving mode of the driving part according to the position of the robot arm. In accordance with such a configuration, the exoskeleton-type rehabilitation robot system of the present invention is provided integrally with a chair, thereby having excellent space utilization. In addition, the user's initial preparation for rehabilitation training is simple, which can improve efficiency.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.

Abstract: Provided is a testing apparatus for an active current control-type non-contact superconductive exciter having a hybrid magnet installed therein, and a high-temperature superconductive rotating machine using same. Provided is principally characterized by having a hybrid magnet, in a module form, in which a permanent magnet, a DC electromagnet and an AC electromagnet are used together, wherein the hybrid magnet is set in a plurality along the circumferential direction of a ring-shaped iron stator, is formed to correspond to the outer side of a rotor, having a high-temperature superconductive tape (or a second-generation high-temperature superconductive wire), of a non-contact superconductive exciter, and thus enables a selected operation (charging, discharging and the like) before and after rotation of a driving motor.

Abstract: A storage device, a non-volatile memory device, and a method of operating the non-volatile memory device are provided. The storage device includes a storage controller configured to send a command and program data including a pattern of one or more bits, a non-volatile memory device configured to receive the command and the program data, and a pattern monitoring circuit configured to monitor a pattern of the program data sent from the storage controller. The pattern monitoring circuit is configured to send an abnormal status check bit to the storage controller when the program data includes repeated patterns that are repeated a preset number of times or more, and the storage controller is configured to resend the program data to the non-volatile memory device in response to receiving the abnormal status check bit.

Abstract: Provided herein is a massage device having a sound output module. According to an embodiment of the present disclosure, there is provided a sound output module including a sound generating part configured to generate sound, a sound emitting member configured to emit transmitted sound to the outside, an actuator configured to provide a driving force to allow movement of the sound emitting member, and an external driven member configured to receive the driving force from the actuator and move linearly, wherein the sound emitting member is seated on the external driven member and allowed to protrude outward due to linear movement of the external driven member. There is also provided a massage device including the sound output module.

Abstract: A method for welding a zinc coated steel sheet is provided. The method for welding a zinc coated steel sheet of the present invention is a method for welding a zinc coated steel sheet by using a welding material, wherein when welding, the welding current is 150-300 A, a shielding gas is a mixed gas of Ar+10-30% CO2, and the welding polarity is alternately altered so that the welding polarity fraction defined by relational equation 1 satisfies the range of 0.25-0.35.

Abstract: Provided are a flash butt welding member and a flash butt welding method for providing a wheel rim weld part with excellent formability. The flash butt welding member of the present invention satisfies that a weld part has a hardness of 220-270 Hv, and d<0.25T, when d is the closest distance between fine-grained heat affected zones (HAZ) formed at the left and right of the weld part while facing each other and T is the thickness of a weld base metal, and satisfies L/T>2, when the total length of an upset part constituting the weld part is L.

Abstract: Disclosed herein is a massage device having a shape-changeable structure. According to an embodiment of the present disclosure, there is disclosed a massage device including a seat frame configured to support buttocks of a user, a link frame of which one end is connected to one end of the seat frame, and a link sub-frame connected to the other end of the link frame and disposed between the link frame and a driving force providing part, wherein an angle between the link frame and the seat frame is maintained at a predetermined angle, and an angle between the link frame and the link sub-frame changes according to the movement of the driving force providing part.