Abstract: Provided is a virtual sensor system for a digital twin application. The virtual sensor system includes an edge gateway configured to collect data collected from physical sensors in the real world, apply the collected data to a virtual sensor model, and operate virtual sensors for configuring a digital twin world, and a virtual sensor framework configured to train the virtual sensor model using data, which is measured by the physical sensors, from the edge gateway and distribute the virtual sensor model to the edge gateway.

Abstract: A memory device includes a clock receiver configured to receive, from a memory controller, a write clock that is used to receive write data during a data write operation, a duty monitor configured to generate first monitoring information by monitoring a duty of the write clock, and a duty adjuster configured to adjust the duty of the write clock in response to a duty control signal and output an adjusted write clock. The memory device provides the first monitoring information to the memory controller, and receives the duty control signal, generated using the first monitoring information, from the memory controller.

Abstract: An unmanned delivery robot capable of being wirelessly charged during delivery, the unmanned delivery robot includes a wireless power reception module, a processor, and a storage medium recording one or more programs configured to be executable by the processor. The processor includes instructions for controlling a communication module to receive a delivery instruction including a delivery route to a destination, controlling a driving module to autonomously travel to the destination according to the delivery route included in the delivery instruction, and controlling the communication module to transmit battery information and location information in real time. The wireless power reception module charges the battery module by wirelessly receiving power from an unmanned charging drone autonomously flying to a current location of the unmanned delivery robot according to a charge instruction including the location information.

Abstract: The present invention provides a method of quantitatively analyzing a target substance, the method including a step of irradiating a biochip, which includes a plurality of target substances excluding a fluorescence-labeled material, with light; a step of acquiring a plurality of low-resolution images for a region including the plurality of target substances using an image sensor; a step of acquiring a high-resolution image based on the plurality of low-resolution images; and a step of counting the plurality of target substances in the high-resolution image; and a device for quantitatively analyzing a target substance using the method.

Abstract: A face verifying method and apparatus. The face verifying method includes detecting a face region from an input image, generating a synthesized face image by combining image information of the face region and reference image information, based on a determined masking region, extracting one or more face features from the face region and the synthesized face image, performing a verification operation with respect to the one or more face features and predetermined registration information, and indicating whether verification of the input image is successful based on a result of the performed verification operation.

Abstract: Disclosed herein is a washing machine, which includes a cabinet having a first opening and a washing space therein and a door assembly configured to open or close the first opening. The door assembly includes a door unit including a guide duct having one side forming a second opening and the other side connected to the washing space, and configured to be rotatable with respect to the cabinet, a sub-door configured to open or close the second opening and a sealing assembly configured to seal the other side of the guide duct. With this configuration, it is possible to effectively seal the inside of the washing machine.

Abstract: A system for reliquefying boil-off gas includes: a compressor provided to the vessel and compressing boil-off gas generated in a storage tank storing liquefied gas; a reliquefaction line extending from the compressor to the storage tank and reliquefying compressed gas to deliver reliquefied gas to the storage tank; a heat exchanger provided to the reliquefaction line and receiving and cooling the compressed gas; a first refrigerant compression part compressing a refrigerant discharged from the heat exchanger after cooling the compressed gas; a second refrigerant compression part further compressing the refrigerant compressed in the first refrigerant compression part; and a refrigerant expansion part expanding and cooling the refrigerant compressed through the first and second refrigerant compression parts and supplying the refrigerant to the heat exchanger.

Abstract: A method for analyzing drug-drug interaction includes: acquiring a first data set for chemical structures of drugs, a second data set for a grade of a side effect between the drugs and a third data set for a type of a side effect between the drugs, generating detailed attribute information of each of the drugs, by preprocessing the first data set, standardizing a class included in the second data set and giving directionality, by preprocessing the second data set, extracting expressions representing a side effect type included in the third data set, normalizing the expressions and giving directionality to the third data set, by preprocessing the third data set, training at least one artificial intelligence model using the preprocessed first, second, and the third data set, and determining the grade and type of the side effect of a pair of drugs using the at least one artificial intelligence model.

Abstract: Proposed is a reactor that is formed by assembling a plurality of components. The reactor includes a body, in which a plurality of components are assemble, and that has a plasma forming space in an interior thereof, and an assembly line for the components is formed in an area that deviates from an area that is closest to an area of the plasma forming space of the body, in which plasma is concentrated, by a specific range.

Abstract: A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.

Abstract: A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.

Abstract: Disclosed are a dual modulator of mGluR5 and 5-HT2AR (5-HT2A receptor), and use thereof. More specifically, disclosed are a compound which acts as modulator of mGluR5 and an antagonist of 5-HT2AR at the same time, and use thereof as therapeutic agent for pain.

Abstract: A method used in forming memory circuitry comprises forming a stack comprising vertically-alternating first tiers and second tiers. The first tiers are conductive and the second tiers are insulative at least in a finished-circuitry construction. Channel openings are formed through the first and second tiers. Charge-storage material is formed in the channel openings through the first and second tiers. The charge-storage material comprises a first charge-trap density. The first charge-trap density of the charge-storage material that is in the first tiers is increased as compared to the charge-storage material that is in the second tiers to a second charge-trap density. Channel material is formed in the channel openings through the first and second tiers and that is laterally-inward of the charge-storage material. Other embodiment, including structure, are disclosed.

Abstract: This disclosure generally relates to a method for manufacturing a Group III-nitride semiconductor light emitting structure. In particular, it relates to a method for manufacturing a Group III-nitride semiconductor light emitting structure capable of shifting the emission wavelength towards to a longer wavelength through an appropriate barrier (the Group III-nitride semiconductor is composed of a compound of Al(x)Ga(y)In(1-x-y)N (0?x?1, 0?y?1, 0?x+y?1)).

Abstract: The cage handle with an endoscope function of the present invention is equipped with a lens and an optical cable so that a surgeon can perform an interbody fusion cage surgery, viewing the image of the front of a cage accurately, clearly. Since a separate endoscope or X-ray is not used, the surgery can be performed more easily, efficiently, and economically.

Abstract: Disclosed is a method of discharging lubricant oil from a BOG reliquefaction system configured to reliquefy BOG by compressing the BOG by a compressor, cooling the compressed BOG through heat exchange with non-compressed BOG by a heat exchanger, and reducing a pressure of fluid cooled through heat exchange by a pressure reducer. In the lubricant oil discharge method, the compressor comprises at least one oil-lubrication type cylinder and it is determined that it is time to discharge condensed or solidified lubricant oil, if at least one of preset conditions is satisfied.

Abstract: A power-saving type liquefied-gas-fuel ship includes: a liquefied gas storage tank storing liquefied gas; an engine using the liquefied gas stored in the liquefied gas storage tank or boil-off gas generated by spontaneous vaporization of the liquefied gas as fuel; a fuel feeder supplying the liquefied gas as fuel for the engine; a compressor compressing the boil-off gas to a pressure required for the engine; a heat exchanger cooling the remaining boil-off gas not supplied to the engine among the boil-off gas compressed by the compressor; a refrigerant circulation line in which the refrigerant supplied to the heat exchanger circulates; a refrigerant compressor compressing the refrigerant discharged from the heat exchanger after heat exchange in the heat exchanger; and a cold heat recovery device recovering cold heat of the liquefied gas supplied as fuel for the engine to cool the refrigerant compressed by the refrigerant compressor.