Abstract: A display device includes a substrate including emission non-emission areas; an anode electrode on the emission area of the substrate; a pixel defining layer on the anode electrode and overlapping the non-emission area, with a first opening defined therethrough; a first bank structure on the pixel defining layer, and including at least two conductive materials, with a second opening defined therethrough; a second bank structure on the first bank structure and including at least two materials; and a first encapsulation layer on the second bank structure, where the first bank structure includes a first bank layer and a second bank layer including a first tip protruding toward a center of the first opening, the second bank structure includes a third bank layer and a fourth bank layer including a 10 second tip protruding toward a center of the second opening, and the first encapsulation layer covers the first and second tips.

Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.

Abstract: The present invention relates to a oxygen-free direct conversion of methane reactor and a method for producing ethylene using the same. More specifically, the invention provides a oxygen-free direct conversion of methane reactor and a method for producing ethylene from methane, wherein the reactor is selectively heated to save energy, prevent overheating with high responsiveness, and minimize coke formation, thereby achieving high methane conversion rate and high ethylene yield at a high reaction rate. The method also allows for the production of ethylene and aromatic compounds.

Abstract: The present invention relates to a cerebral blood flow measuring device comprising: a flexible base configured to be transformed correspondingly to the shape of a head in close contact therewith; a plurality of light irradiation units provided on an installation surface, facing the head, of the flexible base; a plurality of light detection units provided on the installation surface; and an expansion unit configured to transform the flexible base. The cerebral blood flow measuring device using near-infrared spectroscopy according to the present invention can improve measurement accuracy by actively adjusting the pressure of the flexible base to thus bring the light irradiation units and the light detection units into close contact with each other according to the shape and size of the head.

Abstract: A display device including a display panel comprises a transmissive area and a non-transmissive area, the display panel including: a first substrate, a pixel array layer located on the first substrate and including a plurality of subpixels and a plurality of signal lines in the non-transmissive area, and a code pattern layer including a plurality of code points in the non-transmissive area but not the transmissive area and a photoactive material that is responsive to light having a second wavelength that is different from the first wavelength.

Abstract: A system for autonomously calibrating welding quality by using a spot welding gun includes a spot welding gun configured to fix a welding target during a welding process. The spot welding gun is configured to precisely measure a welding indentation depth and perform autonomous welding quality calibration in response to an applied control signal. The system also includes welding robot equipped with the spot welding gun and configured to move to a designated welding point position, a welding controller configured to control a welding current and a welding time of the spot welding gun and inspect welding quality in real time by monitoring the welding indentation depth and dynamic resistance during the welding process, and a welding quality manager configured to receive a welding quality inspection result from the welding controller, transmit a welding condition feedback change, and control the autonomous welding quality calibration.

Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.

Abstract: A display device includes a bank including first and second bank layers each having side surfaces respectively defining bank openings corresponding to light emission areas, the second bank layer protruding further than the side surfaces of the first bank layer to define tips of the second bank layer and an upper surface at the tips, an inorganic encapsulation layer on the bank and including first and second patterns each having a body corresponding to the light emission areas and a wing portion extended from the body, the wing portions overlapping each other and spaced apart from the upper surface at the tips, the second pattern further including a connection portion which is connected to the body and the first wing portion of the second pattern and is between the first wing portion of the first pattern and the second bank layer.

Abstract: A thin film transistor (TFT) array substrate includes: a substrate; a first insulation layer on the substrate; a capacitor including a lower electrode on the first insulation layer, and an upper electrode arranged to overlap with the whole lower electrode and having an opening, and the upper electrode is insulated from the lower electrode by a second insulation layer; an inter-layer insulation film covering the capacitor; a node contact hole in the inter-layer insulation film and the second insulation layer, and within the opening; and a connection node on the inter-layer insulation film and electrically coupling the lower electrode and at least one TFT to each other through the node contact hole.

Abstract: An embodiment of the present invention provides an inkjet head including: a head body having a storage chamber capable of storing ink; a first inlet pipe and a second inlet pipe connected to the head body and which extend in first different directions and inject the ink in the first different directions; a first outlet pipe and a second outlet pipe connected to the head body and which extend in second different directions and eject the ink in the second different directions; and a nozzle plate positioned under the head body and which includes a plurality of nozzles.

Abstract: Provided is a method of calculating an optimal temperature of a furnace, the method including: acquiring a plurality of appropriate candidate temperatures of the furnace from first input data using a trained optimal temperature model; acquiring predictive property values of the material from second input data using a trained property prediction model; acquiring one or more sampled appropriate candidate temperatures from the plurality of appropriate candidate temperatures based on a result of comparing a target property value with the predictive property values; acquiring heat information of a case of operating the furnace at the sampled appropriate candidate temperatures, acquiring one or more appropriate temperatures from the sampled appropriate candidate temperatures based on a result of comparing the heat information; and transmitting a request to set the acquired optimal temperature to a set temperature value of the furnace.

Abstract: An embodiment provides an air conditioner for a vehicle, the air conditioner including an air conditioning unit having a heat exchanger disposed therein, and a blower unit configured to supply air to the air conditioning unit, in which the blower unit includes a blower casing having an inner surface, and a blower configured to allow the air to flow toward the inner surface, in which the inner surface includes a first surface, and a second surface disposed on the first surface and inclined, and in which the first and second surfaces divide a direction of the air, which is allowed to flow by the blower, into at least two directions. Therefore, the air conditioner for a vehicle may improve performance and quality of the blower unit.

Abstract: A method by which a chatbot application executed by at least one processor of a terminal provides a chatbot for rehabilitation education for a hearing loss patient, according to an embodiment of the present disclosure, includes: executing the chatbot that provides hearing loss rehabilitation content that is interactive learning content for hearing rehabilitation education for the hearing loss patient; determining the type of hearing loss rehabilitation content on the basis of the executed chatbot; providing the hearing loss rehabilitation content according to the determined type; acquiring user response data regarding an audio quiz of the provided hearing loss rehabilitation content; performing a correct/wrong processing process for determining whether or not the acquired user response data is a correct answer, and providing a result of the performed correct/wrong processing process.

Abstract: A mother substrate for a display panel and a display panel using the same are disclosed. A mother substrate for a display panel includes a conductive ring disposed in a non-display area outside the display area and surrounding each of the display areas, and one or more dummy pixel driving circuits disposed in a non-display area outside the display area. An electrostatic discharge (ESD) prevention structure inside the dummy pixel driving circuit can prevent defects of display panels due to ESD occurring in the manufacturing process of the display panel.

Abstract: A camera module of an embodiment may comprise: a first holder in which a filter is mounted; a lens barrel that is provided to be vertically movable in a first direction with respect to the first holder; a lens operating device that comprises a terminal and moves the lens barrel in the first direction; a first circuit board that is disposed under the first holder and on which an image sensor is mounted; a soldering portion for electrically connecting the terminal of the lens operating device to the first circuit board; and a coupling reinforcement portion that is disposed to face the soldering portion and couples the lens operating device and the first circuit board.

Abstract: A positive electrode active material for a lithium secondary battery includes a lithium transition metal oxide containing nickel, cobalt, and manganese and a cobalt-containing coating layer. The lithium transition metal oxide is in the form of a secondary particle in which primary particles are aggregated. The coating layer is formed at interface between the primary particles positioned on the surface and inside of the lithium transition metal oxide secondary particle. A spectrum measured for the lithium transition metal by TEM-EELS includes a first peak in a region from a surface of a primary particle in a surface portion of the secondary particle to a depth of 50 nm, and a second peak in a region from the surface of a primary particle in a core portion of secondary particle to a depth of 50 nm.

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

Abstract: The present invention provides a wafer container and a gas diffusion device applied in the wafer container. The wafer container includes a shell, and all components included and applied on the shell are made of thermal resistance materials. The gas diffusion device and the wafer container, when assembled together, utilize a coupling structure and a collar as a protection mechanism for the gas diffusion device. The gas diffusion device has a buffering chamber that provides a buffering tolerance and a communicating space for the gas before the gas enters an interior space of the wafer container.

Abstract: Disclosed are an excellent-durability carbon-based catalyst for a fuel cell, a preparation method therefor, and a proton exchange membrane fuel cell comprising same, the excellent-durability carbon-based catalyst for a fuel cell, in order to protect a carbon-based support which rapidly corrodes in a fuel cell operating environment, having a ceramic material having strong corrosion resistance coated so as to form a ceramic coating layer of which a portion protrudes in the form of needles.

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.