Abstract: Provided are a polarizing plate and an optical display device including same, the polarizing plate comprising: a polarizer; and a laminate having a first phase difference layer and a second phase difference layer laminated on the lower surface of the polarizer, wherein the short wavelength dispersion of the first phase difference layer is less than the short wavelength dispersion of the second phase difference layer, the first phase difference layer has, at a wavelength of 550 nm, an in-plane phase difference of 280 nm to 400 nm and a degree of biaxiality of more than 1 and less than 1.6, the second phase difference layer has, at a wavelength of 550 nm, an in-plane phase difference of 140 nm to 260 nm 550 nm and a degree of biaxiality of less than 0, and the difference between the in-plane phase difference of the first phase difference layer and the in-plane phase difference of the second phase difference layer at a wavelength of 550 nm is 130 nm to 150 nm.

Abstract: A semiconductor device includes: a first gate structure including a cell region and a contact region; a channel structure located in the cell region of the first gate structure; and a supporter located in the contact region of the first gate structure.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein Ar1 and Ar2 are each independently a substituted or unsubstituted C6-15 aryl, R1 and R2 are each independently hydrogen or deuterium, n1 is an integer of 1 to 7, and n2 is an integer of 1 to 6. Also provided is an organic light-emitting device including the compound. When a compound of Chemical Formula 1 is used as a material for hole injection, hole transport, light emission, or electron transport and injection of an organic electroluminescent device, a device having low voltage, high efficiency, and long lifetime characteristics can be obtained.

Abstract: An organic light emitting device having improved driving voltage, efficiency and lifetime is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting layer between the anode and the cathode, and the light emitting layer comprises a compound represented by Chemical Formula 1, and a compound represented by Chemical Formula 2 or 3.

Abstract: Disclosed is a pretreatment method for utilization of coal pond ash (coal ash buried in ash ponds near coal-fired power plants), and more specifically a treatment method of coal pond ash capable of utilizing coal ash with high efficiency through simple separation processes including screening, float-sink, flotation, grinding, and magnetic separation.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein in Chemical Formula 1: Ar1 is a substituted or unsubstituted C6-20 aryl; Ar2 is a substituted or unsubstituted phenyl or a substituted or unsubstituted naphthyl; L is phenylene or naphthalenediyl, wherein the phenylene or naphthalenediyl is unsubstituted or substituted with deuterium or a C6-60 aryl; R1 and R2 are each independently hydrogen or deuterium; n1 is an integer of 0 to 6; and n2 is an integer of 0 to 8, and an organic light emitting device including the same. When compounds of Chemical Formula 1 are applied to the light emitting layer of an organic light emitting device, a device having low voltage, high efficiency, and long lifetime characteristics can be obtained.

Abstract: A hybrid electric vehicle includes an engine, a drive motor, and a controller configured to determine a boarding state or a leaving state of a passenger, to allow a vehicle to enter a first mode for pick-up driving or a second mode for drop-off driving, and to control the vehicle based on the entered mode and the boarding or leaving state after the entering, and a method of controlling the same.

Abstract: A button-type secondary battery includes: a lower can configured to operate as a first electrode terminal; an upper can coupled to the lower can to surround the lower can and configured to operate as a second electrode terminal; and a gasket between the lower can and the upper can. A recessed lower insertion groove and a recessed upper insertion groove are defined in a surface of the lower can and a surface of the upper can, which are in close contact with the gasket, respectively. The lower insertion groove and the upper insertion groove are spaced apart from each other so as not to face each other.

Abstract: A vehicle lamp that achieves a slim design while forming an optimal beam pattern generates a beam pattern using a plurality of lamp modules. The plurality of lamp modules are arranged in one direction, and each of the plurality of lamp modules includes a light source that generate light; an optical guide unit, which guides incident light from the light source to be emitted forward; and an optical lens, which transmits the incident light from the optical guide unit therethrough to allow the beam pattern to be generated.

Abstract: A duct for a ventilation seat of a vehicle includes a seat cushion duct and a seatback duct that are interconnected so as to communicate with each other via a telescopic sliding duct. The telescopic sliding duct is variable in length in a forward-backward direction such that a length of the telescopic sliding duct interconnecting the seat cushion duct and the seatback duct may be increased when the seatback is folded, and the length of the telescopic sliding duct interconnecting the seat cushion duct and the seatback duct may be reduced when the seatback is unfolded. Because the telescopic sliding duct can vary in length, it is possible to avoid damage due to a load applied to the telescopic sliding duct by folding and unfolding operations of the seatback. Further, it is possible to easily supply air to the seatback and the seat cushion without leakage of air.

Abstract: A glass article includes, as a glass composition, about 73 mol % to about 83 mol % of SiO2, greater than about 0 mol % to about 5 mol % of Al2O3, about 10 mol % to about 20 mol % of Na2O and about 3 mol % to about 8 mol % of MgO based on the total weight, satisfying Inequality (1) below: 0<Al2O3/Na2O (R ratio)?0.5, ??(1), where Al2O3 and Na2O are contents (mol %) of the components in the glass composition, and wherein the cover window has a thickness of about 100 micrometers (?m) or less.

Abstract: A reclining device for a vehicle seat includes a rotary bracket having a center portion rotatably connected to a first frame and having a first locking section and a second locking section connected to the first locking section, and a cam configured to rotate about a center portion connected to the first frame and having a locking portion provided at one end thereof and positioned in the first locking section or the second locking section so as to be locked.

Abstract: A method for training an analysis model according to an embodiment includes receiving synthetic data for original data from a client apparatus, determining a hyperparameter value for analysis model training using the synthetic data, receiving a ciphertext for the original data from the client apparatus, and training the analysis model using the determined hyperparameter value and the received cipher text.

Abstract: An embodiment luggage gap cover device for a rear seat of a vehicle is provided. The rear seat includes an interlocking frame connecting a seatback of the rear seat to a seat cushion for a dive operation, and the luggage gap cover device includes a foldable cover mat on a rear surface of the seatback configured to cover a gap between the seatback and a floor plate of a luggage compartment and a support protrusion on the interlocking frame, the support protrusion being configured to push and support the cover mat in a direction of covering the gap between the seatback and the floor plate.

Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.

Abstract: A multilayer electronic component includes a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer, and an external electrode disposed on the body. A ceramic layer is disposed between the dielectric layer and the internal electrode. When an area ratio occupied by pores with respect to the ceramic layer is Sp1 and an area ratio occupied by pores with respect to the dielectric layer is Sp2, Sp1 is less than 5%, and Sp1<Sp2 is satisfied.

Abstract: The present disclosure provides a display device including a display panel and a scan signal generator configured to generate a (1-1) th scan signal and a (1-2) th scan signal to be supplied to a first horizontal line of the display panel and a (2-1) th scan signal and a (2-2) th scan signal to be supplied to a second horizontal line of the display panel, wherein the scan signal generator includes a switch circuit, and an output circuit.

Abstract: The present invention relates to a primer and probe set composition for CNV detection of a c-Met gene, and a kit comprising the same. By using the primer and probe set composition for CNV detection according to the present invention, it is possible to predict a prognosis of a c-Met-expressing cancer patient or a risk of mutation occurrence and to provide information required for targeted therapy of cancer, so as to be effectively used to provide clues for future treatment directions, as well as to determine a need to administer an anticancer drug, and to monitor the metastasis or recurrence of cancer.

Abstract: A storage device may determine write throughput based on a plurality of write commands received from the outside of the storage device, and write target data write-requested from the outside to a first memory area including one or more of a plurality of first type memory blocks or a second memory area including one or more of a second type memory blocks according to whether the write throughput is greater than or equal to a threshold throughput. The first type memory blocks may operate at a higher speed than the second type memory blocks.

Abstract: A processor-implemented method includes obtaining a first motion matrix corresponding to an extended reality (XR) system and a second motion matrix based on a conversion coefficient from an XR system coordinate system into a rolling shutter (RS) camera coordinate system, and projecting an RS color image of a current frame onto a global shutter (GS) color image coordinate system based on the second motion matrix and generating a GS color image of the current frame, wherein the second motion matrix is a motion matrix of a timestamp of a depth image captured by a GS camera corresponding to a timestamp of a first scanline of an RS color image captured by the GS camera.