Abstract: Disclosed herein is a display device including at least one pixel, wherein the pixel includes a first micro light emitting element including a first region that emits first light and a second region that does not emit the first light, a second micro light emitting element that emits second light, and a third micro light emitting element that emits third light, and the second region at least partially overlaps the second and third micro light emitting elements on a plane.

Abstract: The present invention relates to a coating composition which is for a wiper blade and is for forming a coating layer for lowering the coefficient of friction of a wiper blade rubber base on glass, the coating composition including a lubricant additive and a solvent, wherein the lubricant additive is functionalized graphene capable of self-adhesion to the wiper blade rubber base.

Abstract: An antenna assembly for use with a wireless communication wearable device. The antenna assembly includes a circuit board with components extending from a surface thereof. The antenna assembly has a first radiator antenna and a second radiator antenna which extends about the perimeter of the first antenna. A first slot is provided between the first radiator antenna and the second radiator antenna. The first slot separates the first radiator antenna from the second radiator antenna.

Abstract: Disclosed are a heat exchanger capable of cooling a coolant and a sewage treatment plant comprising same. An aspect of the present embodiment provides a sewage treatment plant which cools a coolant for dissipating heat of each component inside a data center, the sewage treatment plant comprising at least one removal means, for receiving sewage and removing organic material and pollutants in the sewage, and a cooling pipe, through which a coolant which has dissipated the heat of each component inside the data center flows, disposed inside the removal means so as to induce heat exchange between the treated water, from which organic material and pollutants of the sewage have been removed, and the coolant flowing through the cooling pipe, thereby lowering the temperature of the latter.

Abstract: The present disclosure relates to a method for preparing a fuel cell catalyst electrode, the fuel cell catalyst electrode prepared therefrom, a membrane electrode assembly including the fuel cell catalyst electrode, and a fuel cell including the membrane electrode assembly.

Abstract: An internal pressure measuring jig for a cylindrical battery cell, of the present invention, comprises: a lower jig which has a form corresponding to a cylindrical battery cell, and has a temperature measuring part and a receiving groove in which the cylindrical battery cell is separably inserted; and an upper jig which discharges gas inside the cylindrical battery cell, has a pressure measuring part for measuring the pressure of the discharged gas, and is separably coupled to the lower jig so as to close off an opening part of the receiving groove.

Abstract: The present invention relates to the system of allocating and rewarding to user through virtual space allocation and partition on physical space. The system discloses an imaging unit that receives physical space information and creates and divides virtual spaces in the physical space; an addressing unit that allocates addresses to each of the virtual spaces divided from the imaging unit; a supplying unit that allows users to select each of the virtual spaces; and a rewarding unit that provides an event generated from the physical space to overlap the virtual space and compensates the user according to the occurrence of a valid event.

Abstract: A secondary battery includes an electrode assembly in which electrodes and separators are alternately stacked to be wound, a can configured to accommodate the electrode assembly therein, having an opening in an upper end thereof, and provided with a beading part that is bent inward to form a recessed groove, a cap assembly seated on the beading part to cover the opening of the can, an extinguishing agent accommodated in the recessed groove to extinguish ignition when the secondary battery is ignited, and a sealing part configured to seal the recessed groove.

Abstract: A method of displaying a function of a button of an ultrasound apparatus on the button includes displaying information about one or more functions provided by the ultrasound apparatus, selecting one from among the one or more functions which have been displayed, determining a button in which the selected function is to be set based on an external input signal for matching the selected function to the button in which the selected function is to be set; and displaying information about the selected function on the determined button.

Abstract: The present disclosure relates to a plated steel material that can be used in an automobile, a household appliance, a building material, and the like, and more particularly, to a zinc alloy plated steel material having excellent surface quality and corrosion resistance, and a method for manufacturing the same.

Abstract: An induction heating cooking apparatus and a method of displaying cooking information of the induction heating cooking apparatus are provided, and more particularly, an induction heating cooking apparatus and a method of displaying cooking information of the induction heating cooking apparatus that provide cooking information to a user through a reflector positioned inside the induction heating cooking apparatus are disclosed. Some of the disclosed embodiments provide the induction heating cooking apparatus and the method of displaying cooking information of the induction heating cooking apparatus that provide the cooking information to the user using a projector and the reflector positioned inside the induction heating cooking apparatus.

Abstract: The present disclosure relates to a method of predicting a user's score on a question by an electronic device. The method includes: training a DP-multi tasking learning (DP-MTL) model; verifying the DP-MTL model; receiving choice selection information related to the question from the user through the terminal, and predicting 1) a probability that the user answers the question correctly and 2) the user's score related to the question using the verified DP-MTL model based on the choice selection information, and the DP-MTL model may be a model for predicting the user's score based on 1) information on whether the user answers the question correctly, 2) information on which incorrect answer is selected among choices of the question when the user selects an incorrect answer, and 3) a skill level of the user.

Abstract: An electronic device comprising a nonvolatile memory, a memory controller configured to control the nonvolatile memory, and a host connected to the memory controller. In response to a first write signal received from the host, the memory controller is configured to provide the first write signal to the nonvolatile memory, the nonvolatile memory is configured to perform a write operation based on the provided first write signal, generate first metadata based on a result of performing the write operation, and provide the generated first metadata to the host. The host is configured to determine whether to perform garbage collection for the nonvolatile memory using a neural network model trained based on the provided first metadata or the first write signal, provide a garbage collection request signal to the memory controller in response to determining to perform garbage collection.

Abstract: The present disclosure relates to a method for preparing a fuel cell catalyst electrode, the fuel cell catalyst electrode prepared therefrom, a membrane electrode assembly including the fuel cell catalyst electrode, and a fuel cell including the membrane electrode assembly.

Abstract: A private network system based on a mobile communication network, includes: a packet data processing system of a mobile communication core network to which a user terminal is attached; a traffic management device configured to retain an attachment policy that is set in advance; and a packet analysis device, configured to receive a packet that requests network attachment from the packet data processing system, extract attachment information of the user terminal from the packet, and compare the attachment information with the attachment policy of the traffic management device to control intranet or Internet attachment. The attachment policy includes at least one of a whitelist defining a target whose traffic is allowed or a blacklist defining a target whose traffic is blocked, and the packet data processing system is included in a private network system that is not controlled by a control policy device of the mobile communication core network.

Abstract: An EPB (Electronic Parking Brake) control apparatus may include: a first EPB switch of an EPB; a first controller connected to two terminals among the plurality of terminals of the first EPB switch, and configured to calculate a first signal value by combining signals received from the two terminals, and diagnose the state of the first EPB switch according to the first signal value, and a second controller connected to the other two terminals among the plurality of terminals of the first EPB switch, and configured to calculate a second signal value by combining signals received from the two terminals, and diagnose the state of the first EPB switch according to the second signal value.

Abstract: An apparatus for estimating a motor RPM in an electronic brake system may include: a current signal amplifier configured to amplify a voltage applied across a motor driver by a current which flows while the motor driver is turned on, the motor driver being included in a motor driving circuit configured to apply motor driving power to a motor or remove the motor driving power according to a switch-on/off of the motor driver; and a controller configured to detect a waveform with a one-period time from periodically repeated waveforms by processing the signal waveform amplified by the current signal amplifier, calculate a one-rotation time based on the one-period time and the number of commutators of the motor, and calculate a motor RPM using the one-rotation time.

Abstract: The present disclosure relates to an apparatus of measuring a temperature of a battery cell, which may measure temperature values at a plurality of locations through a plurality of temperature sensors arranged at the locations below a water-cooled battery cell module, and thus may identify a temperature difference between an upper portion and a lower portion of a battery cell, which is not visually identified, as well as all temperature values at all locations below the battery cell.

Abstract: An apparatus for evaluating a skill of a user according to an embodiment of the present application including: a transferable feature extraction unit configured to receive problem response information and test score information of a reference domain from a user terminal and extract at least one transferable feature from the problem response information or the test score information; a basic model training unit configured to train a basic model for predicting a test score of a user from the transferable feature and feature information that is usable in common for comparison of skills of a plurality of users in the reference domain and a target domain in which skill evaluation of the user is desired; and a model transfer performing unit configured to transfer the basic model to a skill evaluation model for predicting a test score in the target domain.

Abstract: Disclosed is a 5G NR antenna device. An antenna module includes an antenna material formed of a metal material and having a semi-planar inverted-F antenna (PIFA) structure, and a support formed in the shape of a hexahedron with side and bottom faces that are bent from the antenna material by stamping, wherein the support and the antenna material are formed as an integral body.