Abstract: The present invention provides a combined heating and hot-water boiler for heating and hot-water. The combined heating and hot-water boiler comprises: a main heat exchanger which heats heating water through heat exchange; a hot-water heat exchanger to which the heating water heated by the main heat exchanger is supplied, and which heats tap water into hot water through heat exchange with the heating water; and a control unit which controls the flow of the heating water having passed through the hot-water heat exchanger to control the formation of at least one of a first flow path for supplying, to an object to be heated, the heating water having passed through the hot-water heat exchanger, and a second flow path for supplying, to the main heat exchanger, the heating water having passed through the hot-water heat exchanger.

Abstract: Embodiments relate to a method and device for transmitting and receiving sidelink HARQ feedback information. An embodiment relates to a method of receiving, by user equipment, a positioning reference signal (PRS). The user equipment receives configuration information regarding a PRS resource, which is used in reception of a PRS, from a base station, configures the PRS resource for the user equipment in accordance with the configuration information, and receives the PRS from the base station via the PRS resource.

Abstract: A light-emitting device includes an emission array including a plurality of light-emitting elements and a partition wall. The emission array includes a first region and a second region adjacent to each other. The partition wall is configured to isolate the first region and the second region from each other, such that the partition wall at least partially defines the first region in the emission array. The first region is associated with a first emission factor and the second region is associated with a second emission factor, the second emission factor different from the first emission factor.

Abstract: Disclosed are an apparatus for manufacturing an electrolyte membrane and a method for manufacturing an electrolyte membrane using the same, which may prevent discoloration of the electrolyte membrane through a controlled drying process of the electrolyte membrane. The electrolyte membrane manufactured by the method of the present invention may not be discolored and performance and durability of fuel cells using the electrolyte membrane may be improved due to uniform drying of the electrolyte membrane during the manufacturing. For example, competitively simultaneous evaporation of solvents in an ionomer composition in the drying process may be prevented.

Abstract: A display driving apparatus includes an output control circuit configured to, with one frame being divided into a plurality of blank periods by touch driving, output source signals corresponding to display data during the plurality of blank periods; and a polarity control circuit configured to receive pre-polarity control information for polarity inversion, and control polarities of the source signals outputted from the output control circuit, for polarity inversion by the unit of vertical 2 dots for one frame, wherein polarities for pre dummy lines and active data lines of odd-numbered and even-numbered blank periods are controlled by the pre-polarity control information.

Abstract: A water heating apparatus includes a sensor to detect an inflow water amount flowing into the water heating apparatus, and a controller to determine connection or disconnection between the water heating apparatus and a water storage tank, based on the inflow water amount flowing into the water heating apparatus for a preset time duration. Thus, the water heating apparatus determines whether or not the water storage tank is connected thereto based on the amount of inflow water introduced into the water heating apparatus. Then, the water heating apparatus determines the operation mode of the water heating apparatus based on the determination result. Thus, even when the user incorrectly sets the operation mode of the water heating apparatus, the water heating apparatus may actively and correctly operate.

Abstract: The present disclosure relates to a hydrogen purification/storage apparatus and method using a liquid organic hydrogen carrier (LOHC).

Abstract: A fixing device for a secondary battery test having a seating stage on which the secondary battery to be tested is seated and which is provided as a magnetic body, a cover provided as a magnetic body to cover the secondary battery, and a magnetic force generator providing magnetic force to the seating stage and the cover is provided. When the magnetic force is transmitted from the magnetic force generator to the seating stage and the cover, attractive magnetic force is generated between the cover and the seating stage to fix the secondary battery disposed between the cover and the seating stage without moving.

Abstract: The present invention relates to methods of producing and deploying orthodontic brackets (2a) or attachments.

Abstract: The present specification relates to a color conversion film comprising a color conversion functional layer including a microcapsule phase change material, and a backlight unit and a display apparatus including the same.

Abstract: Disclosed is a biological measurement device. The biological measurement device includes a first plate including a first transmission window; an electrode structure disposed on the first plate and spaced apart from the first window; a chamber plate disposed over the electrode structure and the first plate, the chamber plate including for exposing a portion of the electrode structure and the first transmission window; a second plate disposed over the chamber plate, the second plate including a second transmission window facing the first transmission window; a light emitting unit positioned either over the second transmission window and emitting light toward the second transmission window; and a light receiving unit disposed under the first transmission window and being configured to receive the light which the light emitting unit supplies to pass through the blood sample.

Abstract: Provided is a vehicle heat exchanger including a plurality of tubes through which a fluid flows, a plurality of cooling fins interposed between adjacent tubes, and a graphene material attached to a surface of each tube and/or a surface of each cooling fin. The graphene material may include a first graphene layer and a second graphene layer stacked on the first graphene layer.

Abstract: The present disclosure relates to an electrolyte membrane for fuel cells having improved chemical durability and a method of manufacturing the same. Specifically, the method includes preparing a polymer film, depositing catalyst metal on one surface or opposite surfaces of the polymer film to obtain a reinforcement layer, and impregnating the reinforcement layer with an ionomer to obtain an electrolyte membrane.

Abstract: A method for processing medical examination data performed by a computing device, including determining a time interval that is last increased in a first repeating as an optimal time interval, configuring a feature matrix having a time axis according to the optimal time interval, and by using the feature matrix, setting a look-back window size to a predetermined initial size to obtain a performance evaluation result of the trained RNN-based model, second repeating increasing the look-back window size and then obtaining a second performance evaluation result of the RNN-based model trained according to the increased look-back window size until the second performance evaluation result is no longer improved, determining the look-back window size that is last increased in the second repeating as an optimal look-back window size and training the RNN-based model according to the optimal look-back window size by using the feature matrix having the optimal time interval.

Abstract: A level shifter for outputting an output voltage having a voltage level range different from a voltage level range of a received input voltage is disclosed. The level shifter includes: a current mirror configured to copy a reference current flowing through a first mirror transistor to a second mirror transistor; a current mirror control circuit electrically connected to the current mirror by a sink node and including a plurality of control transistors configured to control the current mirror; and an output circuit configured to output an output voltage based on a voltage level of the sink node, wherein a first control transistor of the plurality of control transistors receives the output voltage fed back to a gate terminal of the first control transistor, and a second control transistor of the plurality of control transistors receives an inverted output voltage fed back to a gate terminal of the second control transistor.

Abstract: A method of manufacturing an electrolyte membrane for fuel cells with improved durability for fuel cells includes: preparing a substrate; applying a first ionomer solution onto the substrate; inserting a porous support into the first ionomer solution to impregnate the first ionomer solution in the porous support; allowing the first ionomer solution-impregnated porous support to stand; applying a second ionomer solution to the first ionomer solution-impregnated porous support; and drying the porous support.

Abstract: The objective of the present invention is to provide a combustion device capable of informing an amount of used gas, in which an air of gas temperature is reflected, to a user and a method of measuring the amount of used gas. To this end, the combustion device includes: a burner configured to burn gas; a blower configured to supply air for combustion to the burner; gas valves configured to supply gas for combustion to the burner; a gas temperature sensor configured to measure a temperature of gas supplied to the burner or the blower; and a control unit configured to control the number of revolutions of the blower, calculate a first amount of used gas for a present operating heat quantity burned according to a signal input by a user, and compensate the calculated first amount of used gas with a measured gas temperature measured by the gas temperature sensor to calculate a second amount of used gas.

Abstract: A power tool is provided, which comprises a housing, a motor located within the housing, and a motion sensor. The motion sensor is adapted to control the operation of the motor in response to changes in position or angle of the power tool. The motion sensor can determine the angle between the power tool and the horizontal plane, and operation of the motor is controlled accordingly.

Abstract: The present disclosure relates to a method for detecting an unusual condition of a gas appliance, and a water heating device. The method for detecting the unusual condition of the gas appliance equipped with a heat generator including a burner to which gas is supplied as a fuel includes a first step of obtaining a required heating value that the burner has to output to create a predetermined state, a second step of obtaining an indicated heating value corresponding to a control value transmitted to the heat generator for control of the heat generator in the predetermined state, and a third step of determining whether the gas is unusually used, based on the required heating value and the indicated heating value.

Abstract: A compound is disclosed that can be used as an anti-inflammatory agent, a cyclooxygenase-2 inhibitor, a therapeutic agent for brain diseases, or a MRI contrast medium. The compound can have the structure represented by chemical formula 1.