Abstract: A compound for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the compound being represented by Chemical Formula 1:

Abstract: A memory system includes a memory module that includes a first memory device through a fourth memory device and a first error correction code (ECC) device, and a memory controller that exchanges first user data with each of the first memory device through the fourth memory device through 8 data lines and exchanges first ECC data with the first ECC device through 4 data lines. The memory controller includes an ECC engine that corrects a 32-random bit error of the first user data, based on the first ECC data.

Abstract: The present disclosure relates to a catalyst for direct nonoxidative conversion of methane and a method of preparing the same, and more particularly to a method of preparing a catalyst for direct nonoxidative conversion of methane, in which a catalyst optimized for the direct conversion reaction of methane can be easily prepared without precise control of the reaction conditions for direct conversion of methane, thereby simultaneously maximizing the catalytic reaction rate and minimizing coke formation, and exhibiting stable catalytic performance even after long-term operation, and to a catalyst for direct nonoxidative conversion of methane prepared using the above method.

Abstract: Provided are a polarizing plate and an optical display device comprising the same, the polarizing plate comprising: a polarizer; a protective film laminated on the top surface of the polarizer; and a retardation film laminated on the bottom surface of the polarizer. The retardation film comprises a first retardation layer, and a second retardation layer which is a coating layer formed on one surface of the first retardation layer. The protective film has a total haze of 19% or more and an internal haze of 7% or more at a wavelength of 550 nm to 555 nm, and the polarizer has a polarization angle of 99.5% or more.

Abstract: The present invention relates to a compound for an organic optoelectronic device, represented by Chemical Formula 1; a composition for an organic optoelectronic device, including same; an organic optoelectronic device; and a display device. The description of Chemical Formula 1 is the same as that defined in the specification.

Abstract: In a method for estimating nanoparticles in a solution, a laser-induced plasma is generated by making a pulsed laser beam incident on inside a cell containing a solution, feedback signals is acquired based on light, shock wave and sound generated by the laser-induced plasma, the feedback signals, an intensity of the laser incident on the cell, and intensities of each laser passing through the cell for each laser pulse are acquired, the feedback signals acquired for each laser pulse, the intensity of the laser, and the intensities of the lasers passing through the cell into a pre-trained nanoparticle estimation model is input to estimate sizes or types of unknown nanoparticles included in the solution.

Abstract: An electron transport layer composition for inkjet printing is described. The composition includes metal oxide nanoparticles and at least three solvents being different in terms of at least one of viscosity, polarity, or vapor pressure. A method for preparing the composition and a light-emitting device having an electron transport layer formed from the composition are also described.

Abstract: Embodiments of the present disclosure relate to a memory system and an operating method of the memory system. According to embodiments of the present disclosure, the memory system may receive a default enabled information from the host. The default enabled information indicates whether the host maintains a configuration of a host memory buffer in the host and target data stored in the host memory buffer when the memory system is in a low power mode state in which power supplied from the host is cut off.

Abstract: In an air conditioner, a drain extraction unit and a refrigerant pipe connecting unit may be disposed in a blocking region in which a discharge port is not provided so that a size of the discharge port may be secured and the discharge port may be uniformly disposed, thereby generating uniform airflow in a room. In a lower housing formed in a circular shape, some of components inside an indoor unit of the air conditioner may be disposed in a protrusion portion that protrudes from the circular housing, thereby facilitating the installation of the air conditioner. A condensate water collecting space disposed outside the housing may be provided in a drain tray, thereby efficiently preventing a leakage due to condensate water generated outside the housing. The housing, the drain tray, and the cover member of the air conditioner may be coupled by a coupling member coupled outside.

Abstract: Disclosed herein is an ultrasonic imaging apparatus and a control method thereof. The ultrasonic imaging apparatus includes an acquisition unit configured to acquire a volume data of an object and a process configured to determine whether an acquisition position of the volume data is within an allowable range by using pre-stored landmark information and configured to acquire a plurality of reference planes from the volume data when the acquisition position of the volume data is within the allowable range.

Abstract: The present disclosure relates to a method for non-oxidative direct conversion of methane. Specifically, in the method, a methane/hydrogen gas is introduced into an Inconel 600 reactor at a superficial velocity of 100 to 200 cm·min?1 and a catalyst is not externally introduced into the reactor. Under the conditions, a non-oxidative direct methane conversion reaction is performed in the Inconel 600 reactor. The method maximizes the reaction rate, minimizes coke formation, and increases the yields of C2 hydrocarbon compounds and aromatic compounds.

Abstract: A memory controller includes a buffer, a prefetch controller, and a boot controller. The buffer stores workload information including a history of an expected I/O request expected to be received from a host during booting operation. The prefetch controller is configured to, before a target I/O request is received from the host after start of booting, read expected data corresponding to the expected I/O request from memory devices based on workload information, and store the expected data in the buffer. The boot controller updates the workload information based on the target I/O request depending on whether target data corresponding to the target I/O request is included in the expected data, and stores updated workload information in an area in which data is readable with a minimum number of accesses from a plurality of the memory devices.

Abstract: A substrate processing apparatus including the controller are provided. The controller includes: a signal analyzer configured to detect at least one of an amplitude, phase, and frequency of a first signal, which is provided to a chamber; a radio frequency (RF) signal generator configured to generate an RF signal with a natural frequency based on a power of the first signal; a harmonic controller configured to generate a second signal based on the power of the first signal and at least one of the amplitude, phase, and frequency of the first signal, the second signal having a different amplitude, a different phase, and/or a different frequency from the RF signal; an operator configured to perform an operation on the RF signal and the second signal; and a filter configured to generate an RF control signal by filtering an output signal of the operator.

Abstract: A communication apparatus includes a data collecting unit for obtaining log information about a state of a battery from a battery management system that manages the battery, a first storing unit including reference log information for determining abnormality of the battery, and a diagnosing unit for diagnosing abnormality of the battery by comparing the log information about the state of the battery with the reference log information.

Abstract: A method for calculating an altitude of a target through an apparatus for calculating an altitude of the target, which comprises a plurality of MIMO radar virtual antennas, may comprise: receiving electromagnetic waves reflected from the target through a pair of virtual antennas classified into an upper antenna and a lower antenna and alternately arranged in two columns linearly; obtaining range information and phase information of the target from the pair of virtual antennas by analyzing the electromagnetic waves; and calculating altitude information of the target from position information of the pair of virtual antennas, and the range information and the phase information.

Abstract: The present application relates to an electrode, a manufacturing method thereof, and a use thereof. The present application can provide an electrode having an insulating layer that stably secures desired insulation properties, and simultaneously exhibits excellent adhesion force, and does not cause cracks or the like at the boundary between the coated portion and the uncoated portion of the electrode, and a manufacturing method thereof. In the present application, the use of the electrode can also be provided.

Abstract: A method for transmitting data between a first communication device including a first terminal and a first virtual time sensitive networks (TSN) bridge and a second communication device including a second terminal and a second virtual TSN bridge, without interruption of a stream configured by using a time sensitive network even when a communication device moves, according to the present technology, comprises the steps of: the first terminal transmitting a virtual TSN bridge connection request to the first virtual TSN bridge; the first virtual TSN bridge transmitting a virtual TSN port information request to the second virtual TSN bridge according to the virtual TSN bridge connection request; the second virtual TSN bridge transmitting, to the first virtual TSN bridge, information related to a virtual TSN port included in the second virtual TSN bridge; and the first virtual TSN bridge determining, on the basis of the information related to the virtual TSN port, a plurality of virtual TSN ports to be used for co

Abstract: In an air conditioner, a drain extraction unit and a refrigerant pipe connecting unit may be disposed in a blocking region in which a discharge port is not provided so that a size of the discharge port may be secured and the discharge port may be uniformly disposed, thereby generating uniform airflow in a room. In a lower housing formed in a circular shape, some of components inside an indoor unit of the air conditioner may be disposed in a protrusion portion that protrudes from the circular housing, thereby facilitating the installation of the air conditioner. A condensate water collecting space disposed outside the housing may be provided in a drain tray, thereby efficiently preventing a leakage due to condensate water generated outside the housing. The housing, the drain tray, and the cover member of the air conditioner may be coupled by a coupling member coupled outside.

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: An embodiment is a seat height gear system including a monopost apparatus configured to be mounted under a seat, the monopost apparatus comprising a lower post and an upper post, and a direct drive motor apparatus within the monopost apparatus, the direct drive motor apparatus including a motor and a gear unit, the gear unit including a pinion and a rack bar, the rack bar being configured to be engaged with the pinion, the motor being fixed to the lower post of the monopost apparatus, the pinion being coupled to the motor, the rack bar being fixed to an upper post of the monopost apparatus, the motor being configured to rotate the pinion, and the rack bar being configured to convert the rotation of the pinion into the linear motion.