Abstract: A light emitting device module includes a substrate, a plurality of light emitting devices disposed on the substrate, and an adhesive layer disposed between the substrate and at least one of the plurality of light emitting devices. An outer electrode is disposed on the outer region of the substrate.

Abstract: A display apparatus including a circuit board and a plurality of pixels arranged on the circuit board, in which at least one of the pixels includes a first light emitting device and a second light emitting device spaced apart from each other in a lateral direction, the first light emitting device includes a first LED stack configured to generate light having a first peak wavelength; and the second light emitting device includes a second LED stack configured to generate light having a second peak wavelength, and a third LED stack disposed on the second LED stack and configured to generate light having a third peak wavelength.

Abstract: A light emitting module according to an embodiment of the present disclosure includes a circuit board, a plurality of unit pixels arranged on the circuit board, a molding member covering the plurality of unit pixels, and an anti-glare layer disposed on the molding member, in which the molding member includes a diffuser containing molding member.

Abstract: A light emitting diode and a light emitting device having the same, in which the light emitting diode can include a first conductivity type semiconductor layer; a second conductivity type semiconductor layer; a lower active layer disposed there between; and an upper active layer disposed between the lower active layer and the second conductivity type semiconductor layer. The lower active layer can emit light having a wavelength shorter than that of the upper active layer, the upper active layer can include a plurality of well layers and a plurality of barrier layers, at least one of the plurality of barrier layers can include a first barrier layer and a second barrier layer having an n-type impurity doping concentration lower than that of the first barrier layer, and the first barrier layer can be closer to the first conductivity type semiconductor layer than the second barrier layer.

Abstract: A fluid treatment device includes a photocatalytic filter for deodorizing and sterilizing a fluid; a frame for fixing the photocatalytic filter; and a light source unit coupled to the frame. The light source unit includes a light source support member and a light emitting diode, which is provided on the light source support member so as to emit light at the photocatalytic filter. The frame and the light source support member are coupled in a form that separates the photocatalytic filter from the light emitting diode.

Abstract: In one aspect, a sterilization apparatus is provided to include a flow channel body comprising an inflow unit configured to provide an inflow channel through which water flows in one direction, a discharge unit configured to provide a discharge channel through which water is discharged, and a bypass channel unit configured to provide a bypass channel through which water bypasses in a different direction from the direction of the water flowing in the inflow unit; a mounting unit formed on the flow channel body and configured to provide an installation space connected to the bypass channel, a UV light emitting unit disposed in the installation space and configured to emit UV light towards the bypass channel; and a holder coupled to the mounting unit and securing the UV light emitting unit inside the mounting unit.

Abstract: A plant cultivation light module includes a first light source, a second light source, and a controller. The first light source includes a first light emitter configured to emit first light having peak wavelength in a visible range and second light emitter configured to emit second light having a longer peak wavelength to the first light. The second light source includes a plurality of third light emitters configured to emit third light having a shorter peak wavelength to the first light. The controller is configured to control the first light emitter, the second light emitter and the plurality of third light emitters and provide a first light pattern and a second light pattern. The first light source supplies light of the first light pattern and the second light source supplies light of the second pattern to the plant, respectively.

Abstract: A light emitting device including a printed circuit board having a front surface and a rear surface, at least one light emitting source disposed on the front surface to emit light in a direction away from the printed circuit board, and a molding layer surrounding the light emitting source, in which the light emitting source includes a light emitting structure, a substrate disposed on the light emitting structure, and a plurality of bump electrodes disposed between the light emitting structure and the printed circuit board, the molding layer covers an upper surface of the substrate and a fine concavo-convex part is formed on a surface of the molding layer exposed to the outside, and the molding layer has a first thickness to transmit at least a fraction of light emitted from the light emitting source, and includes a filler to change a direction of emitted light.

Abstract: A display apparatus includes a display substrate, first micro LED modules arranged on the display substrate, and at least one second micro LED module disposed between the first micro LED modules. Each of the first micro LED modules includes a first substrate and micro LEDs disposed on the first substrate. The second micro LED module includes a second substrate and micro LEDs disposed on the second substrate. The second substrate bridges two adjacent first substrates.

Abstract: An air purification module comprises a housing having an interior space provided with an air inlet and an air outlet, and an axial type blowing fan, mounted in the housing, for moving air from the air inlet to the air outlet. The air purification module further includes an air purifying unit, provided on a flow path of the air, for purifying the air and a guide for reducing the flow rate of the air between the blowing fan and the air purifying unit. The air purifying unit includes a filter provided between the blowing fan and the air outlet and a light source unit for providing light to the filter.

Abstract: A light emitting device for a display including: a base layer; a first LED sub-unit, a second LED sub-unit, and a third LED sub-unit on the base layer; and a supporting layer covering the first LED sub-unit, the second LED sub-unit, and the third LED sub-unit, in which the third LED sub-unit is configured to emit light having a shorter wavelength than that of light emitted from the first LED sub-unit, and to emit light having a longer wavelength than that of light emitted from the second LED sub-unit, and a luminous intensity ratio of light emitted from the third LED sub-unit and the second LED sub-unit is configured to be about 6:1.

Abstract: A lighting device including at least one first light source configured to emit a visible light through a first light emitting surface, at least one second light source spaced apart from the first light source and configured to emit light having a wavelength for sterilization through a second light emitting surface, and a hosing having a bottom portion, on which the first and second light sources are disposed, and at least one sidewall portion connected to the bottom portion to enclose the first light source and the second light source in one common area, in which the first and second light emitting surfaces face substantially the same direction, and the first light emitting surface and the second light emitting surface are disposed at a different elevation from the bottom portion of the housing.

Abstract: A display apparatus includes multiple pixels. The pixels can emit one or more colors of light. Light of the same color emitted by two or more of the pixels can have wavelengths that differ by no more than one percent. The pixels can include a stacked structure including two or more subpixels, with each subpixel emitting light of a different color than the other subpixels in the stacked structure.

Abstract: A light module includes a substrate, at least one first light source, at least one second light source, and at least one third light source. The first light source is disposed on the substrate and emits a first type of light towards a plant. The second light source is disposed on the substrate and emits a second type of light towards the plant. The third light source is disposed on the substrate and emits a third type of light towards the plant. The first to third types of light have peak wavelengths in different wavelength bands. The first type of light is UV light or blue light in a short wavelength band, the second type of light is UV light, and the third type of light is visible light.

Abstract: A vertical-cavity surface-emitting laser (VCSEL) including a substrate including a plurality of emitters forming an array region, a lower mirror, an upper mirror, an active layer interposed between the lower mirror and the upper mirror, an aperture forming layer interposed between the upper mirror and the active layer and including an oxidation region and a window region, a connector disposed on the upper mirror, a plurality of oxidation holes passing through the upper mirror and the aperture forming layer, an upper insulation layer covering the plurality of oxidation holes, and a pad electrically connected to the connector, in which at least a portion of the connector is disposed in the plurality of oxidation holes, the plurality of emitters is disposed in substantially a honeycomb shape on the substrate, and the pad is formed on one side of the substrate adjacent to the array region.

Abstract: A vertical-cavity surface-emitting laser (VCSEL) including a lower mirror, an upper mirror, an active layer interposed between the lower mirror and the upper mirror, an aperture forming layer interposed between the upper mirror and the active layer, and including an oxidation layer and a window layer surrounded by the oxidation layer, a ring-shaped trench passing through the upper mirror, the aperture forming layer, and the active layer to define an isolation region therein, and a plurality of oxidation holes disposed in the isolation region surrounded by the trench, and passing through the upper mirror and the aperture forming layer.

Abstract: A light-emitting diode (LED) unit for a display including a plurality of pixels each including a first light emitting cell, a second light emitting cell, and a third light emitting cell, each of the first, second, and third light emitting cells including a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer, a first wavelength converter configured to convert a wavelength of light emitted from the first light emitting cell, a second wavelength converter configured to convert a wavelength of light emitted from the second light emitting cell, in which the first, second, and third light emitting cells of each pixel share the first conductivity type semiconductor layer.

Abstract: A light emitting apparatus includes a substrate, a plurality of light emitting structures, a window, and a reflector. The substrate has a luminous region and a non-luminous region. The plurality of light emitting structures is disposed on the luminous region of the substrate. The window has a dome shape and is disposed to cover the luminous region. The window is configured to control a traveling path of light emitted from the a plurality of light emitting structures. The reflector is configured to support the window and reflect the light emitted from the plurality of light emitting structures. The reflector has an opening that exposes the plurality of light emitting structures mounted on the substrate. A distance between two adjacent light emitting structures of the plurality of light emitting structures is 500 micrometers or less.

Abstract: A portable water bottle includes a water bottle body having water stored therein; and a sterilizing module for irradiating the inside of the water bottle body with sterilizing ultraviolet rays. The sterilizing module further includes a housing having an ultraviolet outlet through which the sterilizing ultraviolet rays pass; a light source module for emitting the sterilizing ultraviolet rays; and a power storage member for supplying power to the light source module.

Abstract: A light emitting module including a circuit board and a lighting emitting device thereon and including first, second, and third LED stacks each including first and second conductivity type semiconductor layers, a first bonding layer between the second and third LED stacks, a second bonding layer between the first and second LED stacks, a first planarization layer between the second bonding layer and the third LED stack, a second planarization layer on the first LED stack, a lower conductive material extending along sides of the first planarization layer, the second LED stack, the first bonding layer, and electrically connected to the first conductivity type semiconductor layers of each LED stack, respectively, and an upper conductive material between the circuit board and the lower conductive material, in which a width of an upper end of the upper conductive material is greater than a width of the corresponding upper conductive material.