Abstract: A display system according to an embodiment includes: an image projector including at least one optical member; a screen including at least one optical member; and a peripheral device. The at least one optical member of the image projector and the at least one optical member of the screen include a metamaterial member having a negative refractive index.

Abstract: The present specification relates to a heterocyclic compound, an organic light emitting device, and a composition for an organic material layer of an organic light emitting device.

Abstract: Proposed are a home port and a substrate processing apparatus using the same. The home port is installed in the substrate processing apparatus to temporarily mount a nozzle for discharging a process liquid to a substrate, and includes a main body having a space therein, a nozzle holder provided at an upper portion of the main body and configured to mount the nozzle, an inclined surface formed below the nozzle holder in the space, a first supply pipe configured to discharge a rinse liquid to a tip of the nozzle, a second supply pipe configured to inject the rinse liquid into the main body, a conductive wire configured to electrically connect the inclined surface and the first supply pipe, and a first switch installed on the conductive wire.

Abstract: Provided are display panel manufacturing method and apparatus. The display panel manufacturing method includes detecting a machining target area of a bottom layer, removing an area, overlapping the machining target area, of a top layer, emitting a laser beam to the machining target area of the bottom layer to provide a bottom pattern from the machining target area, and providing a compensation pattern in the removed area of the top layer.

Abstract: An antenna device according to an embodiment of the present invention includes a dielectric layer, a radiator and a dummy electrode. The radiator is disposed on the upper surface of the dielectric layer. The radiator includes a first mesh structure, and the first mesh structure includes a first antenna electrode line and a second antenna electrode line which cross each other. The dummy electrode is spaced apart from the radiator by the separation region on the upper surface of the dielectric layer. The dummy electrode includes a second mesh structure, and the second mesh structure includes a first dummy electrode line and a second dummy electrode line which cross each other. A spacing distance between the first dummy electrode line and the radiator is different from a spacing distance between the second dummy electrode line and the radiator at the separation region.

Abstract: An electrical stimulation device includes a terminal electrode having an opening at a center thereof, a ground electrode having an area smaller than that of the terminal electrode, and a power source connected to the terminal electrode and the ground electrode and configured to apply an electrical stimulus to an object disposed between the terminal electrode and the ground electrode by applying a terminal voltage to the terminal electrode.

Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.

Abstract: An image signal processor includes a register and a disparity correction unit. The register stores disparity data obtained from a pattern image data that an image senor generates, and the image sensor includes a plurality of pixels, and each of the pixel includes at least a first photoelectric conversion element and a second photoelectric conversion element. The image sensor generates the pattern image data in response to a pattern image located at a first distance from the image sensor. The disparity correction unit corrects a disparity distortion of an image data based on the disparity data to generate a result image data, and the image senor generates the image data by capturing an object.

Abstract: An air conditioning device for a vehicle includes: a housing having an inside divided into an inflow space, a heat exchange space, and an outflow space, which are straightly arranged, and having a plurality of discharge ports, which communicates with an interior, at the inflow space; a blowing unit disposed at the inflow space of the housing and configured to blow air; a heat exchange unit disposed at the heat exchange space of the housing and configured to adjust a temperature of conditioned air by exchanging heat with air; and an opening-closing door disposed at the outflow space of the housing and configured to open and close the plurality of discharge ports such that conditioned air at an adjusted temperature selectively flows to the plurality of discharge ports. The air conditioning device adjusts the temperature of conditioned air for respective modes and reduces a flow resistance of air.

Abstract: A buffer unit for temporarily storing a substrate includes a housing having a space for storing a substrate therein, one or more slots disposed within the housing for placing a substrate thereon, and a holding unit disposed at a bottom portion of the housing, having a flat and non-inclined top surface, and comprising a built-in wireless charging module. A substrate type sensor is stored at the holding unit.

Abstract: An air pocket module (10) inserted into an air mattress (1) includes a plurality of air pockets (100), each of which has a hollow defined therein to be expanded due to air inflow or contracted due to air outflow, and a lower plate (110) coupled below the air pockets (100) to shield the hollow of the air pocket (100). The air pocket (100) includes a top surface part (1100) provided in a regular n-polygonal shape (n is an even integer of 6 or greater) when viewed in a plan view, a connection part (1200) connected to the top surface part (1100), side surface parts (1300), each of which has one end connected to the connection part (1200) to extend downward and the other end connected to the lower plate (110), a side surface part connection part (1400).

Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.

Abstract: The present disclosure relates to a technique for estimating the inter-beat interval (IBI) of a ballistocardiograph (BCG) signal measured using a non-contact sensor, filtering and correcting inaccurate information in the inter-beat interval estimated through clustering, and outputting a heart rate measurement result based on the filtered and corrected inter-beat interval.

Abstract: An embodiment roof assembly for a vehicle includes a roof panel including a core, an upper skin attached to a top surface of the core, and a lower skin attached to a bottom surface of the core, a face sheet disposed above the roof panel, and a foam layer interposed between the roof panel and the face sheet.

Abstract: Provided is a semiconductor device. The semiconductor device includes a substrate; a first interlayer insulating layer, on the substrate, comprising a first interconnection; a common source plate on the first interlayer insulating layer; a conductive layer extending in a first direction on the common source plate; a ferroelectric layer on one sidewall of the conductive layer; a channel layer on the ferroelectric layer; a first conductive pillar, on the channel layer, penetrating the common source plate and being connected to the first interconnection; and a second conductive pillar, on the channel layer, spaced apart from the first conductive pillar in the first direction and connected to the common source plate, the ferroelectric layer and the channel layer between the common source plate and the first conductive pillar.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.

Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.

Abstract: The present invention provides a multi-layer selector device exhibiting a low leakage current by controlling a threshold voltage. According to an embodiment of the present invention, the multi-layer selector device comprises: a substrate; a lower electrode layer disposed on the substrate; an insulating layer disposed on the lower electrode layer and having a via hole passing through to expose the lower electrode layer; a switching layer disposed on the lower electrode layer in the via hole, performing a switching operation by forming and destroying a conductive filament, and made of a multi-layer to control the formation of the conductive filament; and an upper electrode layer disposed on the switching layer.

Abstract: The inventive concept relates to an apparatus for treating a substrate. In an embodiment, the apparatus includes a process chamber having a process space in which the substrate is treated with a fluid in a supercritical state, a support unit that supports the substrate in the process space, a fluid supply unit that supplies the fluid into the process space, a filler member disposed to face the substrate placed on the support unit in the process space, and a measurement unit that measures a state in the process space, the measurement unit being provided in the filler member.

Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.