Abstract: A light emitting device including a substrate, a first conductivity-type semiconductor layer, a mesa including a second conductivity-type semiconductor layer and an active layer, first and second contact electrodes respectively contacting the first and second conductivity-type semiconductor layers, a passivation layer covering the first and second contact electrodes, the mesa, and including first and second openings, and first and second bump electrodes electrically connected to the first and second contact electrodes, respectively, in which the first and second bump electrodes are disposed on the mesa, the passivation layer is disposed between the first bump electrode and the second contact electrode, the first contact electrode includes a reflective material, and a portion of the first opening is surrounded with a side surface of the mesa, and another portion of the first opening is not surrounded with the side surface of the mesa.

Abstract: Proposed is a method of preparing glucaric acid from glucose through TEMPO oxidation. The method of preparing glucaric acid includes (a) reacting glucose in a solvent through an oxidation reaction using 4-acetamido-TEMPO serving as a nitroxide radical-mediated organocatalyst, potassium bromide serving as a co-catalyst, and potassium hypochlorite serving as an oxidizing agent to prepare glucaric acid. The method can improve the conversion efficiency of glucose to glucaric acid through optimal conditions of the temperature, pH, and input of the oxidizing agent in an oxidation reaction using a TEMPO acid catalyst.

Abstract: A display device includes a circuit layer including emission pixel drivers, and data lines transferring data signals of the emission pixel drivers; a data driver generating the data signals of the emission pixel drivers; and a demultiplexer circuit electrically connected between the data driver and the data lines and including a first demultiplexer transistor turned on by a first demultiplexer control signal and a second demultiplexer transistor turned on by a second demultiplexer control signal. A first data line of the data lines is electrically connected to the data driver through the first demultiplexer transistor and a transfer path shorter than a first extension length. A second data line of the data lines is electrically connected to the data driver through the second demultiplexer transistor and a transfer path longer than or equal to the first extension length.

Abstract: According to an embodiment, a display device may include a semiconductor wafer substrate, a complementary metal oxide semiconductor (CMOS) circuit layer disposed on the semiconductor wafer substrate, and a light emitting element layer disposed on the CMOS circuit layer. The light emitting element layer may include a pixel defining film partitioning a plurality of pixels, a pixel electrode disposed independently in each of the plurality of pixels, an aging wiring disposed between the plurality of pixels, a light emitting layer commonly covering the pixel electrodes of each of the plurality of pixels and the aging wiring, and a common electrode covering the light emitting layer. A portion positioned between the aging wiring and the common electrode of the light emitting layer may include an aged portion in which at least a portion of a conductive layer included in the light emitting layer is aged.

Abstract: A low-loss spiral coil includes a conducting wire wound N turns of which a width of each of wires corresponding to each of sections of the conducting wire is determined by setting an entire width of the conducting wire to be a width of M sections of the conducting wire, and then determining the width of each of the wires such that a resistance of the spiral coil formed based on the width of the M sections is minimized.

Abstract: A display device including: a display panel containing pixels connected to a light emitting control line and a light emitting control driver including a light emitting control stage that provides a light emitting control signal to the pixels through the light emitting control line, wherein the light emitting control stage includes: a first light emitting control transistor including a first electrode connected to the light emitting control line, a gate electrode connected to a first light emitting control clock line, and a second electrode connected to a first node, a first power voltage line to which a first power voltage is applied; and a shielding pattern extending between the first light emitting control transistor and the first power voltage line and receiving a power voltage higher than the first power voltage.

Abstract: A semiconductor circuit includes a first selection circuit which selects a first battery or a first capacitor, a second selection circuit which selects a second battery or a second capacitor, a voltage measuring circuit which measures a first voltage of the first battery or the first capacitor selected by the first selection circuit, and measures a second voltage of the second battery or the second capacitor selected by the second selection circuit, a controller which compares the first voltage and the second voltage to generate a comparison result, and a switching circuit which receives a signal based on a target output voltage, connects the first battery or capacitor selected by the first selection circuit, and the second battery capacitor selected by the second selection circuit in an interconnection relationship based on the comparison result to provide to an output terminal an output voltage responsive to the target output voltage.

Abstract: A display device includes a substrate, a first display element which is disposed on the substrate, and a plurality of diffraction patterns which are disposed on a path of light emitted from the first display element and arranged along a direction with a first period. when a width of a cross section of one of the plurality of diffraction patterns is defined as a first length, the first period and the first length satisfy Inequality (1): 0.4 ? d ? 1 / DP ? 1 ? 1 , ( 1 ) where DP1 is the first period, and d1 is the first length.

Abstract: An intra prediction method according to the present invention comprises the following steps: performing a directional prediction using at least one of a neighboring pixel of a current block and a left upper corner pixel positioned at a left upper corner of the current block so as to obtain a first prediction value for the current block; obtaining a second prediction value for the current block using the reference sample positioned in the current block; and weighted summing the first prediction value and the second prediction value using a weighting matrix so as to obtain a final prediction value for the current block. According to the present invention, image encoding/decoding efficiency may be improved.

Abstract: An inter prediction method according to the present invention comprises the steps of: selecting candidate units from among reconstructed neighbor units; creating a candidate unit set with respect to units to be decoded, using the selected candidate units; determining a reference unit from among the candidate units which constitute the created candidate unit set; and performing inter prediction on the units to be decoded, using the determined reference unit. According to the present invention, image encoding/decoding efficiency can be improved.

Abstract: The present disclosure relates to a sulfide-based solid electrolyte having a new composition and a new crystal structure.

Abstract: Disclosed is an apparatus for processing a substrate, the apparatus including: a chamber for forming a processing space in which a processing process for a substrate is performed therein by a combination of a first body and a second body; and a driver for moving any one of the first body or the second body relative to the other such that a relative position between the first body and the second body is changeable between a sealed position at which the processing space is sealed from the outside and an open position at which the processing space is opened, in which the first body is formed with a first protrusion on a face that is in contact with the second body, the second body is formed with a first receiving portion, and the first protrusion is provided to be inserted into the first receiving portion when the first body and the second body are at the sealed position.

Abstract: Provided are a method, a server, and a computer program for creating a road network map to design a driving plan for an autonomous driving vehicle. A method of creating a road network map to design a driving plan for an autonomous driving vehicle is performed by a computing device and includes: generating road network data for an area; generating lattice road network data for a short-term driving plan for an autonomous driving vehicle using the generated road network data; and generating a crossable dipole graph for a long-term driving plan for the autonomous driving vehicle using the generated lattice road network data.

Abstract: Provided are an image encoding method and device. When carrying out image encoding for a block within a slice, at least one block in a restored block of the slice is set as a reference block. When this is done, the encoding parameters of the reference block are distinguished, and the block to be encoded is encoded adaptively based on the encoding parameters.

Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.

Abstract: The present application relates to an apparatus for producing magnesium oxide, a method for producing magnesium oxide by using same, magnesium oxide produced thereby, and use of the magnesium oxide. According to the apparatus for producing magnesium oxide, the method for producing magnesium oxide by using same and the magnesium oxide produced thereby of the present application, the magnesium oxide may have high thermal conductivity at low costs, a small spherical particle size, and a dense structure. Such magnesium oxide can be used as a heat-dissipating filler.

Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.

Abstract: A memory device includes a base die configured to transmit transmission data that are driven to a first voltage range through a transmission line based on base data, and a core die configured to generate core data by shifting a voltage level of the transmission data received through the transmission line to a second voltage range.

Abstract: A display device includes a substrate, a display area disposed on the substrate and including a plurality of pixels and data lines, a peripheral area disposed outside the display area of the substrate, a pad portion disposed in the peripheral area, an encapsulation layer disposed in the peripheral area and the display area, and disposed on the plurality of pixels of the display area, a crack detection circuit disposed in the peripheral area, and a first crack detection line connected with the pad portion and the crack detection circuit. The first crack detection line is disposed on the encapsulation layer.

Abstract: Proposed is a substrate processing apparatus including a showerhead assembly. A showerhead assembly according to an embodiment includes an upper plate, a gas distribution plate disposed under the upper plate and having a plurality of through-holes, a shower plate disposed under the gas distribution plate and having a plurality of gas spray holes connected to the through-holes, and a fastening unit fastening the gas distribution plate and the shower plate to each other. The fastening unit includes a cam received in the shower plate, and a pinion received in the gas distribution plate. The pinion is coupled to the cam by a rack inserted through a passage formed in the gas distribution plate.