Abstract: An embodiment apparatus includes a wire unit surrounding a shoulder of a wearer, a clutch unit penetrated by the wire unit and disposed on a route along which the wire unit extends, and a support unit having a first side rotatably connected to the clutch unit and a second side supporting an elbow of the wearer.

Abstract: The present invention relates to a device and method for transmitting or receiving media resource identification (MRI) information for managing traffic of a service in a communication system. A method for transmitting information associated with content provision in a communication system according to an embodiment of the present invention comprises the steps of: acquiring content configuration information and transmission scheme information for a content; generating media resource identification information including scheduling information and the transmission scheme information according to each content type on the basis of the content configuration information and the transmission scheme information; and transmitting the media resource identification information.

Abstract: A semiconductor memory device may include a substrate including a cell region and a peripheral region defined around the cell region, and a gate structure which may include sequentially stacked first, second, and third conductive layers including different materials, the first conductive layer including polysilicon. A capping layer may be on the third conductive layer, and a spacer may be on a sidewall of each of the first to third conductive layers and the capping layer. A first contact may extend through the capping layer and into the third conductive layer, with the first contact in contact with the second conductive layer, and separated from the first conductive layer. The first contact may include a first portion in the third conductive layer and a second portion in the capping layer. A width of the first portion may be greater than a width of the second portion in a horizontal direction.

Abstract: A method of a transmission device in a multimedia system comprises the steps of: detecting a request for changing first-type data into second-type data while the first-type data is being played at a given point in time; and transmitting, before the second-type data is played, information necessary for replaying data, among the first-type data, played prior to the given point in time, and/or data, among the second-type data, played prior to the given point in time.

Abstract: A wearable apparatus for increasing muscular force includes: a mount body coupled to an upper body of a wearer; a shoulder frame coupled at one end thereof to the mount body at the dorsal surface of the wearer and which is rotatable in up and down direction; a mounting frame coupled at one end thereof to the other end of the shoulder frame to be torsionally rotated; a supporter, which surrounds part of an upper arm of the wearer to support the upper arm of the wearer; and a compensation frame, which is integrally coupled to the supporter to be rotated together with the supporter about a shoulder joint of the wearer. The compensation frame capable of generating supporting force that varies depending on the angle to which the compensation frame is rotated.

Abstract: In a method for recovering an active metal of a lithium secondary battery, a preliminary cathode active material mixture is prepared from a cathode of a waste lithium secondary battery, the preliminary cathode active material mixture is fluidized through oxygen-containing gas within a fluidized bed reactor to form a cathode active material mixture, reductive gas is injected into the fluidized bed reactor to form a preliminary precursor mixture from the cathode active material mixture, and a lithium precursor is recovered from the preliminary precursor mixture.

Abstract: Provided is an apparatus for assisting muscular strength, including an upper frame; a lower frame configured to be rotatable relative to the upper frame; and a force generating unit configured to provide the lower frame with a force applied in a second rotational direction D2 opposite to a first rotational direction D1 when the lower frame rotates in the first rotational direction D1 relative to the upper frame. The force generating unit includes a frame member configured to define a body of the force generating unit; a first spring accommodated in the frame member; a pressing part disposed at one side of the first spring and configured to press the first spring; and a link part disposed at the other side of the first spring and configured to press the first spring and move in conjunction with a relative rotational motion between the upper frame and the lower frame.

Abstract: A robot hand module includes a thumb module and a finger module each coupled to a palm part, wherein the thumb module or the finger module includes a phalangeal part movably coupled to the palm part and a cable part and a driving part each connected to the phalangeal part, wherein the driving part includes a driving part body extending in one direction and including a rotary shaft configured to rotate by receiving power, a drum member coupled to one side of the driving part body, connected to the rotary shaft, and having an outer periphery surrounded by the cable part, and a tensioner member spaced apart from the drum member in a direction in which the cable part extends outward, wherein the tensioner member is movable in the direction in which the cable part extends to adjust tension of the cable part.

Abstract: A method of a transmission device in a multimedia system comprises the steps of: detecting a request for changing first-type data into second-type data while the first-type data is being played at a given point in time; and transmitting, before the second-type data is played, information necessary for replaying data, among the first-type data, played prior to the given point in time, and/or data, among the second-type data, played prior to the given point in time.

Abstract: Disclosed is an apparatus for assisting muscular strength, the apparatus including: an upper frame configured to be fixed to a user's upper body; a lower frame disposed below the upper frame and configured to be fixed to the user's lower body and rotatable relative to the upper frame; a wire disposed across the upper frame and the lower frame; and a force generating unit coupled to one side of the upper frame, in which when the lower frame rotates in a first direction D1 relative to the upper frame, the force generating unit generates a force applied in a second direction D2 opposite to the first direction D1, in which the force generating unit includes: a first movable member; a second movable member; and a main spring part.

Abstract: Disclosed is a novel composition of lipid nanoparticles for stabilizing a nucleic acid drug and enhancing delivery in vivo. Lipid nanoparticles include a nucleic acid drug and a lipid, and the nucleic acid includes all of mRNA-based vaccines, RNA for immune boosters, miRNA, siRNA, pDNA, antisense ODN, and pDNA. The lipid of nanoparticles includes a trehalose-based lipid, an ionizable lipid, a phospholipid, a PEG-lipid, and a structure-maintaining lipid. The structure-maintaining lipid provides a composition that can replace commonly used cholesterol with a lithocholic acid derivative, a glycyrrhetinic acid derivative, or a diosgenin derivative. The lipid nanoparticles can be used as a vaccine or therapeutic agent, depending on the type of nucleic acid drug that is used.

Abstract: A method for recovering an active metal of a lithium secondary battery according to exemplary embodiments comprises preparing a preliminary cathode active material mixture including a lithium composite oxide and a binder, forming a cathode active material mixture by removing the binder from the preliminary cathode active material mixture through a heat treatment in a fluidized bed reactor, and recovering a lithium precursor from the cathode active material mixture. Accordingly, the active metal of the lithium secondary battery can be recovered with high purity and high efficiency.

Abstract: An electronic drawing generating device may validate loaded strength calculation data, nozzle data, and firefighting data, and may generate a preview display based on an engineering data sheet generated based on the validated data. When there is an error in the preview, the engineering data may be corrected and electronic drawings may be automatically generated.

Abstract: Austenitic stainless steel includes 16 to 26 wt % of chromium (Cr), 8 to 22 wt % of nickel (Ni), 0.02 to 0.1 wt % of carbon (C), 0.2 to 1 wt % of niobium (Nb), and 2 to 3.5 wt % of manganese (Mn), and has an austenite matrix, wherein a nanosized niobium carbide (NbC) is precipitated in the austenite matrix, and the nanosized niobium carbide is uniformly dispersed in the austenite matrix. The austenitic stainless steel may further include 0.5 to 1.5 wt % of molybdenum (Mo).

Abstract: In a method for regenerating a lithium precursor, a cathode active material mixture that includes an active material powder including lithium composite oxide particles and dust particles is prepared. The dust particles are separated from the cathode active material mixture using a classifier to collect the active material powder. The active material powder is reduced to form a preliminary precursor mixture. A lithium precursor is recovered from the preliminary precursor mixture. The lithium precursor can be obtained with high purity and high yield.

Abstract: A storage device can guarantee data write-requested from a host. The storage device includes: a buffer memory for storing data write-requested from the host; a memory device including user blocks, reserved blocks which substitute for the user blocks, and power loss protection blocks for storing buffer data stored in the buffer memory when a sudden power loss occurs, in which a power supply is abnormally interrupted; and a memory controller for determining whether any memory block capable of storing the write-requested data among the user blocks and the reserved blocks exists in response to a write operation error of the user blocks and the reserved blocks, and changing to a user block, one or more power loss protection blocks among the power loss protection blocks according to whether any memory block capable of storing the write-requested data exists.

Abstract: In a method for recovering an active metal of a lithium secondary battery, a cathode active material mixture is prepared from a cathode of a lithium secondary battery. A first reductive process using a first reductive reaction gas and a second reductive process using a second reductive reaction gas that has a higher reaction source concentration than that of the first reductive reaction gas are performed sequentially and continuously to convert the cathode active material mixture into a preliminary precursor mixture. A lithium precursor is recovered from the preliminary precursor mixture. A lithium recovery ratio may be increased by a stepwise reduction while preventing an increase of heating value.

Abstract: A synthetic data generation apparatus according to an embodiment includes a generator for generating synthetic data from an input value, a first discriminator learned to distinguish between actual data and the synthetic data, a second discriminator learned to distinguish between the actual data and the synthetic data while satisfying differential privacy, and a third discriminator learned to distinguish between first synthetic data which is output from the generator learned by the first discriminator and second synthetic data which is output from the generator learned by the second discriminator.

Abstract: A transmitting apparatus is provided.

Abstract: The austenitic stainless steel containing niobium according to an exemplary embodiment of the present invention includes: 16 to 26 wt. % of chromium (Cr), 8 to 22 wt. % of nickel (Ni), 0.02 to 0.1 wt. % of carbon (C), 0.2 to 1 wt. % of niobium (Nb), 0.015 to 0.025 wt. % of titanium (Ti), 0.004 to 0.01 wt. % of nitrogen (N), and 0.5 to 2 wt. % of manganese (Mn), wherein the austenitic stainless steel containing niobium has an austenitic matrix structure, a fine niobium carbide and a fine titanium nitride are precipitated in the austenitic matrix structure, and the fine niobium carbide is uniformly dispersed in the austenitic matrix structure.