Abstract: A fuel cell vehicle includes a cell stack, a DC level converter, an output unit, a first switching unit disposed between a positive output terminal of the DC level converter and a positive input terminal of the output unit, a second switching unit disposed between a negative output terminal of the DC level converter and a negative input terminal of the output unit, a resistor and a third switching unit connected to each other in series between the positive output terminal of the DC level converter and the negative output terminal of the DC level converter, a fourth switching unit disposed between a contact point between the resistor and the third switching unit and the positive input terminal of the output unit, and a controller for controlling switching operation of the first, second, third and fourth switching units according to an operation mode.

Abstract: A camera module according to an embodiment includes a printed circuit board; an infrared filter disposed on an upper surface of the printed circuit board; and an image sensor disposed under a lower surface of the printed circuit board, wherein the printed circuit board includes: an insulating layer including a cavity overlapping at least a part of the infrared filter and at least a part of the image sensor in an optical axis direction; and a circuit pattern buried in the insulating layer and connected to a terminal of the image sensor; and wherein a shape of the cavity is different from a shape of the image sensor.

Abstract: An aerosol generating device includes a storage tank configured to store an aerosol generating material; a compressed air generator configured to generate compressed air; and a nozzle including an inlet end through which compressed air flows in and an outlet end through which the compressed air flows out, wherein the aerosol generating material stored in the storage tank is atomized into an aerosol by colliding with the compressed air discharged from the outlet end of the nozzle.

Abstract: A backlight unit includes one or more light sources operable to emit light and a light guide plate arranged adjacent to the one or more light sources, reflected lights exiting the one or more light sources via the second surfaces and entering the light guide plate. A light source includes a light emitting device having a substrate and a semiconductor stack disposed on the substrate. The reflector is structured and positioned to block light emitted from a first surface of the light emitting device by reflecting the light emitted from the first surface toward second surfaces of the light source.

Abstract: A neural processing unit (NPU) mounted on a movable device for detecting object is provided. The NPU may comprise a plurality of processing elements (PEs), configured to process an operation of a first artificial neural network model (ANN) and an operation of a second ANN different from the first ANN; a memory configured to store a portion of a data of the first ANN and the second ANN; and a controller configured to control the PEs and the memory to selectively perform a convolution operation of the first ANN or the second ANN based on a determination data, wherein the determination data may include an object detection performance data of the first ANN and the second ANN, respectively.

Abstract: A semiconductor package according to an example includes a base die having a first surface and a second surface opposite each other; a first group of core dies stacked on the first surface of the base die and electrically connected to the base die; a mount member facing the second surface of the base die; a second group of core dies between the base die and the mount member, the second group of core dies being stacked on the second surface of the base die and electrically connected to the base die; and an interface for an electrical connection between the base die and the mount member.

Abstract: Disclosed are a composite fiber (MXene composite fiber) and a manufacturing method thereof. The composite fibers are manufactured by braiding a MXene-PAN fiber heat-treated with a polymer fiber. The method includes preparing a first dispersion including an MXene compound and a first solvent, preparing a second dispersion including polyacrylonitrile (PAN) and a second solvent, obtaining an admixture including the first dispersion and the second dispersion, obtaining a spun fiber by performing wet-spinning of the admixture, obtaining an MXene-PAN fiber by performing heat treatment of the spun fiber, and obtaining the MXene composite fiber by braiding the MXene-PAN fibers with a polymer fiber. An electrical conductivity of the MXene-PAN fiber is about 0.1 Scm?1 to 1,000 Scm?1.

Abstract: A welding rod fastening method capable of fixing the welding rod perpendicularly to a welding surface to reduce a spattering phenomenon in which fine metal particles scatter around a welded portion due to an incorrect welding angle when welding, and a welding device in which the welding rod is fastened vertically thereby. The welding rod fastening method is a method for fixing a welding rod to a welding rod fixing block having a welding rod housing hole formed therein, and includes inserting the welding rod into a welding rod housing hole of the welding rod fixing block, and fastening fixing screws to spaces on both sides of the welding rod housing hole on the basis of the welding rod to tighten the welding rod housing hole. The fixing screws fastened to the spaces on both sides of the welding rod housing hole are tightened in tightening directions that are opposite to each other.

Abstract: The present disclosure relates to a finger-gripper assembly and a finger-gripper assembly system including the same. The finger-gripper assembly includes a finger and a gripper to which the finger is coupled so as to be removable. The gripper includes an arm, an extender coupled to a lower end of the arm so as to be rotatable about a first axis, wherein the extender extends, from the arm along a second axis that extends in an extension direction and intersects with the first axis, and a connector coupled to a lower side of the extender so as to be movable along the second axis, wherein the connector is connectable to the finger.

Abstract: The present invention pertains to a genome editing method based on a CRISPR/CAS9 system, and a use thereof. A CRISPR system using oligonucleotide-induced mutagenesis and mismatch guide RNA (sgRNA) according to the present invention achieves a significant genome editing effect on target DNA. Thus, it is expected that the CRISPR system of the present invention will be able to be used in a wide range of fields, such as compositions for gene editing using genetic scissors, genome level screening, therapeutic agents for treating various diseases including cancer, the development of compositions for disease diagnosis or imaging, and the development of transgenic plants and animals.

Abstract: The present application provides a heterocyclic compound, an organic light emitting device in which the heterocyclic compound is contained in an organic material layer and a composition for an organic material layer of the organic light emitting device.

Abstract: Disclosed is a chip bonding composition for a power semiconductor package, which, by comprising an epoxy resin including glycidyl amine-based epoxy resin and bisphenol A type epoxy resin, a glycidyl ether-based diluent, and a polysilsesquioxane (PSQ) resin, has high thermal conductivity and adhesion, high heat dissipation characteristics, and low modulus characteristics. The chip bonding composition according to the present invention comprises: silver powder; an epoxy resin; a curing agent; a catalyst; a glycidyl ether-based diluent; and a PSQ resin.

Abstract: A ceiling storage system includes a first support rail and a second support rail that extend in a first direction; a first driving rail that extends in the first direction and is parallel to the first support rail and the second support rail; a second driving rail movably coupled to the first support rail, the second support rail, and the first driving rail, where the second driving rail is configured to move along the first support rail, the second support rail, and the first driving rail; a transfer vehicle movably coupled to the second driving rail and configured to move along the second driving rail; and a connection device that connects the first driving rail and the second driving rail to each other, where the connection device and the second driving rail are rotatable around a first axis that is parallel to the first direction.

Abstract: A system having a processing device operatively coupled with a memory device to perform the following operations: responsive to detecting a triggering event, measuring a temperature of the memory device to obtain a suspend temperature value, enabling a suspend temperature flag to indicate that temperature input for a step of an error handling operation is based on the suspend temperature value. Updating an operating temperature with the suspend temperature value. Determining, using a data structure which maps temperatures to read level offsets, a read level offset for the step of the error handling operation, based on the operating temperature. Causing the step of the error handling operation to be performed on a set of cells using a read level value based on the read level offset and a base read level, an disabling the suspend temperature flag.

Abstract: A micronutrient formulation comprising a biochelant, a micronutrient salt, a ring opener and a solvent. A method of treating a plant comprising applying a treatment composition comprising a biochelant, a micronutrient salt, a ring opener and a solvent to an area selected from the group consisting of foliar, soil, fertigation, chemigation, irrigation, hydroponics, aeroponic, indoor vertical farming, to the ground surrounding a plant, to plant foliage, by drip irrigation and a combination thereof wherein treatment composition comprises a biochelant, a micronutrient salt, a facilitating agent and a solvent.

Abstract: An electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body, connected to the internal electrode, and including a low-reflection layer. Brightness of a surface of the low-reflection layer is lower than brightness of a surface of the body.

Abstract: The present disclosure relates to a battery cell manufacturing apparatus assembling a battery cell including: an electrode assembly; an exterior material accommodating the electrode assembly therein; an electrode lead electrically connected to the electrode assembly and protruding to the outside of the exterior material; and an insulating portion insulating between the exterior material and the electrode lead, comprising: a supporting portion supporting a preliminary assembly in which the electrode assembly, the electrode lead, and the insulating portion are coupled; a photographing portion photographing a photographing area including the electrode lead and the insulating portion in the preliminary assembly; a transferring portion moving the preliminary assembly to a preset target area on the exterior material; and a controlling portion controlling at least one of the photographing portion, the transferring portion.

Abstract: Disclosed are semiconductor devices and methods of fabricating the same. The semiconductor device includes a plurality of gate structures that are spaced apart from each other in a first direction on a substrate and extend in a second direction intersecting the first direction, and a plurality of separation patterns penetrating immediately neighboring ones of the plurality of gate structures, respectively. Each of the plurality of separation patterns separates a corresponding one of the neighboring gate structures into a pair of gate structures that are spaced apart from each other in the second direction. The plurality of separation patterns are spaced apart from and aligned with each other along the first direction.

Abstract: An organic light emitting device comprising: an anode; a cathode; and a light emitting layer between the anode and cathode, the light emitting layer comprising a compound of Chemical Formula 1, and a compound of Chemical Formula 2: wherein: X1 is O or S; at least one of X2 is N; each Ar1, and Ar2 and Ar3 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O, and S; at least one of the Ar2 and Ar3 is substituted with at least one deuterium, or at least one of the R3 and R4 is deuterium; and the other substituents are defined in the specification. When light emitting layer includes a compound of Chemical Formulae 1 and 2, the organic light emitting device exhibits improved driving voltage, efficiency and lifetime.

Abstract: A method for operating an integrated circuit, including: completing a first link equalization operation with an external integrated circuit; receiving a first signal transmitted by an external transmitter included in the external integrated circuit during an operation at an internal receiver included in the integrated circuit; measuring an eye margin of the first signal at the internal receiver; comparing the measured eye phase with a threshold eye margin to obtain and store a comparison result; transmitting the comparison result as a second signal to an external receiver included in the external integrated circuit using an internal transmitter included in the internal integrated circuit; and performing a second link equalization operation between the external transmitter and the external receiver based on the second signal.