Abstract: A water management system for a hydrogen engine is capable of reducing a capacity of a water tank for storing cooling water injected into the hydrogen engine and is capable of not requiring separate replenishment of water for the water tank. The water management system includes: a water tank module, which stores water for cooling the hydrogen engine; a water pump provided at the water tank module and configured to supply the water stored in the water tank module to the hydrogen engine; and an exhaust line provided between the hydrogen engine and the water tank module and configured to supply an exhaust gas, which contains water vapor discharged from the hydrogen engine, to the water tank module.

Abstract: A lithium-sulfur battery having a high capacity and a method for manufacturing the same are provided. The lithium sulfur battery comprises a positive electrode and an electrolyte solution, and has a weight ratio, WSE/WSP, of a weight of a sulfur element (S) of a sulfur-based compound present in the electrolyte solution to a weight of a sulfur element (S) of a sulfur-based compound present in the positive electrode of 0.15 or less.

Abstract: A folding mechanism includes a base module and a folding module which is coupled to the base module such that the folding module is capable of being rotated so as to realize a folding operation of a flexible material and which is coupled to the flexible material such that the folding module is capable of being slidably moved.

Abstract: Provided are an energy big data system and an operation management method associated with meter environment information. A method for managing meters according to an embodiment includes: collecting energy usage data from the meters; collecting environmental data of the meters; and predicting states of the meters, based on the collected environmental data. Accordingly, states of meters may be predicted based on collected environmental information and meter reading information of the meters, so that the meters may be efficiently operated and managed, and a new energy service may be provided through analysis of big data including meter reading information and meter installation environment information.

Abstract: A display driving circuit having a lock function includes a comparison unit configured to receive a transfer lock signal and output a comparison signal obtained by comparing the transfer lock signal and an internal lock signal obtained by determining a state of an internal recovery clock; and an output circuit comprising an internal output pull-up circuit and configured to generate a feedback lock signal having a level corresponding to a level of the comparison signal by using the internal output pull-up circuit and to output the feedback lock signal to a lock signal transmission line to which an external power source is applied.

Abstract: The present invention relates to lithium metal oxide nanoparticles and a method for preparing the same and provides lithium metal oxide nanoparticles each having a shape of a hexahedron with a square outer cross section or a hexahedron with at least one chamfered corner and comprising a hollow of which a cross section is a square or a square having at least one chamfered corner, and a method for preparing the same, so that the lithium metal oxide nanoparticles can be utilized as an electrode material of a next-generation electronic device in which a contact area between an electrode and an electrolyte is increased to improve the charge and discharge rate characteristics and improve the conductivity.

Abstract: The present invention relates to a method for preparing a vinyl chloride-based polymer, including: bulk polymerizing a vinyl chloride-based monomer in a polymerization reactor to prepare a vinyl chloride-based polymer; and adding water and vapor to the polymerization reactor, and heating to remove an unreacted vinyl chloride-based monomer, wherein an addition amount of the water is 0.500 to 5.000 parts by weight based on 100 parts by weight of the vinyl chloride-based polymer.

Abstract: A display device includes: a display panel including: a functional area defined by an opening formed in the display panel; and a display area defined as an area where a plurality of light emitting elements are arranged, surrounding the functional area; and a functional module including a lens disposed overlapping the functional area, wherein only some of the plurality of light emitting elements of the display panel are configured to emit light in a low power mode, and wherein all of the plurality of light emitting elements are configured to emit light in a general mode; and wherein the display device is configured to, in the low power mode, provide a predetermined information to a user formed by the boundary between the functional area and the display area and an image formed by light emission of the some of the plurality of light emitting elements.

Abstract: An external lighting apparatus delivers various messages through selective lighting by applying a lighting function to the exterior of a vehicle. The apparatus includes a light source module with a plurality of light sources and a light guide in which light emitted from the light sources is incident. The light guide reflects the incident light so that the light travels in different areas. The apparatus has a light cover composed of a plurality of transmission parts into which the light, travelling in different areas via the light guide, is incident. The light is emitted to different lighting areas through each transmission part to create a plurality of illumination images.

Abstract: Provided is a semiconductor device. The semiconductor device includes a semiconductor substrate including monocrystalline silicon or polycrystalline silicon, a first insulating layer on the semiconductor substrate, the first insulating layer including a local region in which a portion of an upper surface of the first insulating layer is recessed, a channel layer provided in the local region of the first insulating layer, a silicide provided on one side surface of the channel layer, a control gate provided on the channel layer, a gate insulating film provided between the channel layer and the control gate, and a polarity control gate arranged so as to overlap an interface between the channel layer and the silicide, wherein the polarity control gate is spaced apart from the control gate, and the channel layer includes monocrystalline silicon.

Abstract: The present invention provides an aluminum-based plated steel plate used in hot-press forming, the steel plate comprising: a base steel plate; and a plating layer formed on the base steel plate, wherein the plating layer comprises: an alloying layer formed on the surface of the base steel plate and including one or more of Fe 3Al, FeAl(Si), Fe 2Al 5, and FeAl 3; and an aluminum layer formed on the alloying layer and having a thickness less than 10% of the thickness of the plating layer, and the plating layer has a thickness of 5-20 ?m and an oxygen content of 10 weight % or less, as measured by GDS, at a depth of 0.1 ?m from the surface of the plating layer.

Abstract: A shoe management device has a housing forming an exterior appearance, an inner space provided inside of a housing body of the housing, and a cover to open or close the housing body. A shoe may be provided inside of the inner space, and dust and foreign matter on the shoe may be removed by agitators and an air flow provided by an air generator. In addition, moisture and germs inside the shoe are removed by hot air, an ultraviolet ray, and plasma ions provided by a care device.

Abstract: The present application discloses an antibody or antigen-binding fragment thereof that binds specifically to a BAG2 polypeptide or fragment thereof, and a method of treating cancer thereof.

Abstract: In an embodiment, an error correction code circuit is provided. The error correction code circuit includes an error correction code engine and data processing circuit. The error correction code engine is configured to generate a second parity signal and syndrome information by performing an operation on operation source data and a first parity signal. The data processing circuit is configured to output write data as the operation source data and output an internally generated dummy parity signal as the first parity signal during a write operation, and to output read data as the operation source data and output a read parity signal as the first parity signal during a read operation.

Abstract: A polymerization raw material obtained by the depolymerization of waste polyester is disclosed. The polymerization raw material contains recycled bis(2-hydroxyethyl) terephthalate in which the contents of acetate-based ester compounds and diethylene glycol ester compounds are adjusted to specific levels. The polymerization raw material is excellent in purity and quality, and free from the problem that thermal resistance characteristics deteriorate in the polymerization of a polymer from the recycled monomer.

Abstract: An external lighting apparatus delivers various messages through selective lighting by applying a lighting function to the exterior of a vehicle. The apparatus includes a light source module with a plurality of light sources and a light guide in which light emitted from the light sources is incident. The light guide reflects the incident light so that the light travels in different areas. The apparatus has a light cover composed of a plurality of transmission parts into which the light, travelling in different areas via the light guide, is incident. The light is emitted to different lighting areas through each transmission part to create a plurality of illumination images.

Abstract: A 360 degree folding jig performs actions similar to those of a product to which a sample is applied when conducting a durability test for the sample. The 360 degree folding jig includes a fixed plate module on which one side of a sample is supported, a folding plate module that is spaced apart from the fixed plate module and on which the other side of the sample is supported so as to be reciprocally movable, and a pair of rotation support modules respectively provided at each end of the mutually adjacent fixed plate module and the folding plate module, and configured to couple the folding plate module to the fixed plate module so that the folding plate module is in-folded or out-folded.

Abstract: There is provided a gas AMI data-based household gas energy consumption analysis and comparison method. An energy consumption analysis method according to an embodiment may include: collecting AMI data of a plurality of households; collecting household information of the plurality of households; analyzing energy consumption of each household, based on the collected AMI data; and providing household information of households that have similar energy consumption, based on a result of analyzing. Accordingly, information of other households that use the same/similar energy or have the same/similar energy consumption pattern may be fed back as comparison information, so that efficient use of energy and energy saving may be effectively induced.

Abstract: There is provided a temperature data-based gas usage correction method for a gas data platform. According to an embodiment, an energy usage correction method may collect gas meter reading data, may calculate energy usage based on the gas meter reading data, may collect temperature data, and may correcting the calculated energy usage. Accordingly, when it is impossible to obtain temperature in reading a gas meter, temperature compensation may be performed by linking temperature data collected separately and gas usage, and gas usage may be more exactly measured by correcting gas usage by compensating for temperature variation caused by a difference in seasons, installation regions in a gas data platform.

Abstract: A semiconductor device including a first processor having a first register, the first processor configured to perform region of interest (ROI) calculations using the first register; and a second processor having a second register, the second processor configured to perform arithmetic calculations using the second register. The first register is shared with the second processor, and the second register is shared with the first processor.