Abstract: A display device includes a display portion including a first surface, from which light is emitted in a first direction, and a second surface opposite to the first surface, a first optical portion disposed on the first surface, and a second optical portion disposed on the first surface to be spaced apart from the first optical portion in a second direction crossing the first direction. Each of the first and second optical portions includes a multi-channel lens through which the light from the first surface passes, a first infrared light source, a first camera, and a first lens frame coupled to the multi-channel lens in the first direction to support at least a portion of the multi-channel lens. The first lens frame may include a first recess structure in which the first infrared light source is disposed and a second recess structure in which the first camera is disposed.

Abstract: A wearable device includes sensing blocks, and a connection member connecting the sensing blocks, the sensing blocks include a first sensing block and a second sensing block connected to the first sensing block by the connection member, and the first sensing block includes an induced electromotive force sensing module, the induced electromotive force sensing module includes a magnetic body, a coil not contacting the magnetic body and facing the magnetic body, a rod attached to the magnetic body and guiding a movement path of the coil, and an induced electromotive force sensor sensing an induced electromotive force generated in the coil by the coil and the magnetic body.

Abstract: A display device includes: a first display panel having a first resolution; a second display panel having a second resolution; and a first multi-channel lens and a second multi-channel lens disposed on one surface of the first display panel and including a plurality of channels through which light emitted from the one surface of the first display panel passes, where the second resolution is higher than the first resolution.

Abstract: A display device includes a display member that displays an image, a multi-channel lens unit disposed in a light path of light emitted from the display member, a measurement member that measures a state of an eyeball that is viewing a video output through the multi-channel lens unit, and a processor that controls an intensity of a wavelength of light emitted from the display member by determining the degree of eyeball fatigue based on a measured value of the measurement member.

Abstract: A display device includes a display panel which displays an image on an image display surface thereof, at least one lens frame disposed on the image display surface to refract image display lights, and at least one multi-channel lens which forms exit paths of the image display lights refracted by the at least one lens frame for each of multiple channels.

Abstract: A display device comprises a substrate, a sub-pixel disposed on the substrate and that includes a pixel electrode, a light emitting layer, and a common electrode, a pixel defining layer that defines the sub-pixel, a capping layer disposed on the pixel defining layer, a micro lens disposed on the capping layer and that overlaps the sub-pixel; and a total reflection pattern disposed on the capping layer and that overlaps the pixel defining layer and surrounds the micro lens. The micro lens has a refractive index greater than a refractive index of the total reflection pattern and less than or equal to a refractive index of the capping layer.

Abstract: A head mount display device, includes: a display panel; and an optical system positioned in front of the display panel. The display panel sequentially includes a light emitting element part, a third retarder, a reflective polarizer, and an absorptive polarizer, where the third retarder is positioned in front of the light emitting element part; and the optical system includes: a first curved lens, which is positioned to face the display panel, and includes a first retarder positioned on a first surface facing the display panel and a beam splitter positioned on a second surface thereof opposite to the first surface; and a second curved lens, which is positioned to face the beam splitter, and includes a second retarder positioned a first surface thereof facing the beam splitter and a second reflective polarizer positioned on a second surface thereof opposite to the first surface of the second curved lens.

Abstract: A method for generating artificial neural network architecture includes selecting any one of a plurality of artificial neural network architectures as a backbone architecture, calculating weights of a plurality of candidate operation blocks applicable to each stage for each of one or more stages constituting the backbone architecture, replacing or removing at least one of the plurality of candidate operation blocks based on the calculated weight, and repeatedly performing the calculating of the weight and the replacing or removing the at least one candidate operation block by a preset number of times to configure a final candidate operation block set for each stage and select any one of the final candidate operation block as an operation block of a corresponding stage.

Abstract: A display device includes a display part including a plurality of pixels; a lens part disposed on the display part; and a plurality of optical devices overlapping an edge of the display part in a plan view and disposed at an edge of the lens part, wherein light from the outside of the display part is incident on the plurality of optical devices.

Abstract: A backlight unit includes a central area and a peripheral area disposed outside the central area, the backlight unit includes a bottom chassis, a plurality of light sources disposed on a surface of the bottom chassis, a reflective layer disposed on the surface of the bottom chassis, where a plurality of light source insertion holes and a plurality of opening patterns are defined through the reflective layer, and a light correction material layer disposed between the bottom chassis and the reflective layer in the peripheral area, where the light source insertion holes expose the light sources, respectively, and the opening patterns are disposed in the peripheral area to expose at least a portion of the light correction material layer in a thickness direction.

Abstract: A backlight unit includes a central area and a peripheral area disposed outside the central area, the backlight unit includes a bottom chassis, a plurality of light sources disposed on a surface of the bottom chassis, a reflective layer disposed on the surface of the bottom chassis, where a plurality of light source insertion holes and a plurality of opening patterns are defined through the reflective layer, and a light correction material layer disposed between the bottom chassis and the reflective layer in the peripheral area, where the light source insertion holes expose the light sources, respectively, and the opening patterns are disposed in the peripheral area to expose at least a portion of the light correction material layer in a thickness direction.

Abstract: An optical film is provided. The optical film includes a base film and a cover film. The base film includes a base member and a plurality of lens patterns disposed on the base member. The plurality of lens patterns protrudes from the base member and extends in a first direction. The cover film is disposed on the base film to cover the base member and the plurality of lens patterns. A refractive index of at least one of the lens patterns is smaller than a refractive index of the cover film. An aspect ratio of the at least one of the lens patterns ranges from 0.8 to 1.6.

Abstract: A display device may include: a backlight unit and liquid crystal panels, the backlight unit being between the liquid crystal panels. The backlight may include: at least one light source to generate light; light guide plates, the at least one light source being disposed at one side of the light guide plates, the light guide plates being to provide a path for the light from the light source; a color conversion layer disposed between the light guide plates, the color conversion layer being to generate transmitted light by converting a color of the light from the light source; and light emission layers, the light guide plates being between the light emission layers, the light emission layers being to reflect the light from the light source toward the color conversion layer, the light emission layers being to allow the transmitted light to pass through the light emission layers.

Abstract: An optical film is provided. The optical film includes a base film and a cover film. The base film includes a base member and a plurality of lens patterns disposed on the base member. The plurality of lens patterns protrudes from the base member and extends in a first direction. The cover film is disposed on the base film to cover the base member and the plurality of lens patterns. A refractive index of at least one of the lens patterns is smaller than a refractive index of the cover film. An aspect ratio of the at least one of the lens patterns ranges from 0.8 to 1.6.

Abstract: An optical film includes a base film including a base and first and second lens pattern portions, where the first lens pattern portion includes a first surface, a first side surface, which extends from one side of the first surface to a surface of the base and a second side surface, which extends from the other side of the first surface and the surface of the base, the second lens pattern portion includes a second surface, a third side surface, which extends from one side of the second surface to the surface of the base, and a fourth side surface, which extends from the other side of the second surface and the surface of the base, and an angle between an imaginary line and the surface of the base is less than about 50 degrees.

Abstract: A display device includes a display panel, an optical film arranged on an upper portion of the display panel and including first and second intaglio pattern portions having different depths from each other, a bonding member configured to contact at least a part of the display panel and a surface of the first intaglio pattern portion and an air layer configured to fill between a surface of the second intaglio pattern portion and the display panel.

Abstract: A polarization member of a display device includes a polarizing layer which polarizes light; and a light scattering layer which has a first surface which faces the polarizing layer and a second surface, and scatters light received from the polarizing layer, wherein the light scattering layer comprises curved recessed patterns on the first surface.

Abstract: An optical film includes a base film including a base and first and second lens pattern portions, where the first lens pattern portion includes a first surface, a first side surface, which extends from one side of the first surface to a surface of the base and a second side surface, which extends from the other side of the first surface and the surface of the base, the second lens pattern portion includes a second surface, a third side surface, which extends from one side of the second surface to the surface of the base, and a fourth side surface, which extends from the other side of the second surface and the surface of the base, and an angle between an imaginary line and the surface of the base is less than about 50 degrees.

Abstract: Provided is a method of managing a medical metadatabase. The method includes: classifying a plurality of pieces of annotation information into annotation groups according to a predetermined classification standard; determining a common annotation area of each annotation group using annotation area information of each piece of annotation information included in each annotation group; and configuring a metadatabase which matches a patient's clinical information related to each piece of annotation information included in each annotation group to the common annotation area, wherein each piece of annotation information includes annotation area information in a medical reference image.

Abstract: A display device includes a display panel, an optical film arranged on an upper portion of the display panel and including first and second intaglio pattern portions having different depths from each other, a bonding member configured to contact at least a part of the display panel and a surface of the first intaglio pattern portion and an air layer configured to fill between a surface of the second intaglio pattern portion and the display panel.