Abstract: The present invention relates to an organic light-emitting diode in which a light-emitting layer comprises a compound represented by [chemical formula A] as a host and comprises a compound represented by [chemical formula 3], [chemical formula 4], [chemical formula 3-1] to [chemical formula 4-3] as a dopant, wherein [chemical formula 3], [chemical formula 4], [chemical formula 3-1] to [chemical formula 4-3] are the same as those described in the detailed description of the invention.

Abstract: Provided is a method of treating radioactive waste glass fiber. The method of treating the radioactive waste glass fiber includes: preparing the radioactive waste glass fiber: loading the radioactive waste glass fiber into a canister; heat-treating the canister under set conditions through a heat treatment unit; and transferring the radioactive waste glass fiber whose volume has been reduced through the heat treatment.

Abstract: The present invention relates to hybrid exosomes, a use of the same, and a preparation method of the same, and the hybrid exosomes provided from the present invention have excellent skin inflammation amelioration, skin wrinkle amelioration, skin moisturization efficacy, and skin regeneration efficacy compared to using hydrangea-derived exosomes and liposomes alone, and thus can be effectively utilized as a cosmetic composition containing the same as an active ingredient. In addition, the hybrid exosomes have better stability and biocompatibility compared to existing exosomes.

Abstract: Disclosed herein are an apparatus and method for developing a neural network application. The apparatus includes one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program receives a target specification and an application specification including user requirements, searches for a neural network model corresponding to the target specification and the application specification in a database, builds an inference engine for performing a neural network operation used by the neural network model, and generates a target image for executing the neural network model to be suitable for a target device using the inference engine.

Abstract: A multilayer electronic component includes a body including a dielectric layer and a first internal electrode and a second internal electrode having first to sixth surfaces, a first external electrode including a first connection portion on the third surface, a first band portion on a portion of the first surface, and a third band portion on a portion of the second surface, a second external electrode including a second connection portion on the fourth surface, a second band portion on a portion of the first surface, and a fourth band portion on a portion of the second surface, an insulating layer disposed on the first and second connection portions and covering the second surface and the third and fourth band portions, a first plating layer disposed on the first band portion, and a second plating layer disposed on the second band portion. The insulating layer includes an oxide containing Ba.

Abstract: method of controlling torque of a vehicle driving device is provided. The method includes estimating speed of a driving system of a vehicle from vehicle driving information collected from the vehicle and calculating speed difference between actually measured speed of the driving system and the estimated speed of the driving system. A nominal rate limit value is determined according to the vehicle driving information and a required real-time rate correction amount is determined according to the calculated speed difference. A torque command variation is determined based on the determined nominal rate limit value and the determined required real-time rate correction amount. A torque command after correction in a previous control period is corrected by the determined torque command variation to determine a torque command after correction in a current control period.

Abstract: The present invention relates to a heat sink manufacturing method and system and, more specifically, to a heat sink manufacturing method and system for providing support so that a heat sink with enhanced heat dissipation efficiency can be quickly and efficiently manufactured.

Abstract: A projection device mounted on a vehicle may include a display panel, a rotation bezel positioned to divide the display panel, a driving unit connected to the rotation bezel and rotating the rotation bezel, and a projector located behind the rotation bezel and projecting an image or a video. The rotation bezel may be located parallel to a front surface of the display panel in a first mode, and may be bent at a predetermined angle or more with the front surface of the display panel and expose the projector in a second mode. The projection device may project an image or a video onto the rotation bezel or a headlining of the vehicle through the projector located behind the rotation bezel by rotation of the rotation bezel.

Abstract: A method of diagnosing degradation of an electrode active material for a secondary battery including obtaining a first differential curve (dQ/dV) by differentiating an initial charge/discharge curve obtained by performing first charging and first discharging of the lithium secondary battery in a voltage range of 2.5 V to 4.2 V, and obtaining a second differential curve (dQ/dV) by differentiating a charge/discharge curve obtained by performing second charging and second discharging of the lithium secondary battery in a voltage range of 2.5 V to 4.2 V, and diagnosing whether a beta phase of the positive electrode active material has been formed by comparing maximum discharge peak values of the first differential curve and the second differential curve.

Abstract: An anode for a secondary battery includes an anode current collector, a first anode active material layer disposed on at least one surface of the anode current collector and including a first anode active material that includes a first silicon composite oxide, and a second anode active material layer disposed on the first anode active material layer and including a second anode active material that includes a second silicon composite oxide. Each of the first silicon composite oxide and the second silicon composite oxide includes a metal. A BET specific surface area of each of the first silicon composite oxide and the second silicon composite oxide is in a range from 2.0 m2/g to 6.5 m2/g.

Abstract: Provided is a holographic printer using a mechanical shutter having adjustable exposure time and no vibration. The holographic printer according to an embodiment of the present invention comprises: a light source; a modulator for generating a holographic fringe pattern in hogel units; a stage on which a hologram recording medium is placed; a driving part for moving the position of the stage in hogel units; and a shutter for periodically exposing an object light due to the holographic fringe pattern generated by the modulator to the hologram recording medium. The shutter comprises: a rotation plate having formed therein an arc-shaped opening which exposes the object light due to the holographic fringe pattern; and a motor for rotating the rotation plate. Therefore, the exposure period and exposure time of the shutter can be variously adjusted by adjusting the rotational state of the rotation plates having the arc-shaped opening formed therein.

Abstract: The present invention relates to a novel benzopyran derivative useful for preparing a drug for treating cancer, and more specifically, to a novel benzopyran derivative which is a micromolecule having a macrophage inhibitory effect and is useful for preparing a drug for cancer treatment. The drug particularly inhibits the differentiation of immune macrophages to stimulate the immune system, and thus is useful for treating immune-related cancers.

Abstract: A holographic printer using a vibration-free mechanical shutter is provided. A holographic printer, according to an embodiment of the present invention, comprises: a light source which emits light; a modulator which modulates the light emitted from the light source to generate a holographic fringe pattern in a hogel unit; a stage on which a holographic recording medium, on which a holographic fringe pattern generated by the modulator is to be recorded in a hogel unit, is placed; a driving part which moves a position of the stage in a hogel unit; and a shutter which periodically exposes, to the holographic recording medium, object light generated by the holographic fringe pattern generated by the modulator, wherein the shutter includes a rotating plate having a slit that exposes the object light by means of the holographic fringe pattern, and a motor rotating the rotating plate.

Abstract: Proposed is a method for providing an emoticon input interface by a user terminal. The method may include displaying a first input interface for inputting an emoticon to be posted on a profile page of a user. The method may also include receiving a selection interaction of selecting a first emoticon to be posted on the profile page of the user via the first input interface, and displaying the selected first emoticon on the profile page of the user. The first input interface may include user custom information associated with emoticon historical information of the user. The user custom information may be identical to at least a part of user custom information for a second input interface for inputting an emoticon to be displayed in a chat message.

Abstract: A storage device having improved security reliability includes a non-volatile memory, and a storage controller configured to control an operation of the non-volatile memory, generate a key material, receive a key identification (ID) from a firmware, determine whether a salt value matching the key ID is stored in the non-volatile memory, generate a private key using the salt value stored in the non-volatile memory and the key material in response to determining that the salt value matching the key ID is stored in the non-volatile memory, and, in response to determining that the sale value matching the key ID is not stored in the non-volatile memory, receive a salt value from the firmware and generate the private key using the salt value from the firmware and the key material, and store the salt value used for generating the private key in the non-volatile memory.

Abstract: An organic light emitting diode (“OLED”) display includes a semiconductor layer on a substrate, first and second signal lines on the semiconductor layer, a shield layer on the first and second signal lines, a data line on the shield layer, and an OLED on the data line, where the transistor includes a driving transistor, a second transistor connected to the first signal line and the data line, and a third transistor including a gate electrode connected to the first signal line, a third electrode connected to a second electrode of the driving transistor, and a fourth electrode connected to a gate electrode of the driving transistor, the shield layer includes an overlapped portion overlapping at least a part of the connection portion and non-overlaps the second transistor, and the shield layer is separated from the first and second signal lines with a gap therebetween in a plan view.

Abstract: The present inventive concept relates to a substrate processing apparatus comprising: a chamber; a substrate support part which supports at least one substrate in the chamber; a lower plate which is disposed above the substrate support part; and an upper plate which is disposed above the lower plate, wherein: the upper plate includes a first spray hole which provides a first gas and a second spray hole which provides a second gas; and the lower plate includes a first opening which is disposed under the first spray hole so as to allow the first gas provided from the first spray hole to pass therethrough and a second opening which is disposed under the second spray hole so as to allow the second gas provided from the second spray hole to pass therethrough.

Abstract: A layout control system for a vehicle mode and a method therefor are provided. The layout control system includes: an input interface configured to receive information on a vehicle driving mode; a memory to store a program for controlling a layout of at least one of an in-vehicle display, a steering wheel, a seat for the vehicle driving mode, or any combination thereof; and a processor electrically connected to the memory, wherein, upon execution of the program, the processor controls the layout in at least one of a manual driving mode, a passenger seat entertainment display attachment mode, an operation mode during autonomous driving, a theater mode, a relax mode, or any combination thereof.

Abstract: A system for controlling knob operating ranges in a vehicle mode conversion, and a method therefor are provided. The system includes: an input interface to receive input information related to a vehicle driving mode; a memory to store instructions of a program for controlling an operating range of a knob based on the input information; and a processor electrically connected to the memory. The processor, upon execution of the instructions of the program, transmits a control command to vary the operating range of the knob allocated to an area of an in-vehicle display, based on the input information for detachment of a passenger seat entertainment display and conversion to an autonomous driving mode.

Abstract: An off-road travel assistive device includes a receiver configured to receive travel data of a vehicle, and an estimator. The estimator includes a road surface severity estimator configured to estimate road surface severity data based on the travel data of the vehicle. The device also includes a stuck probability determiner configured to determine probability of a stuck state of the vehicle occurring using the travel data and the road surface severity data. The stuck probability determiner determines stuck probability using a meta-model.