Abstract: A display device includes first banks spaced apart from one another and disposed on a substrate; a first electrode and a second electrode, each disposed on one of the first banks to cover each respective first bank and spaced apart from each other; and a light-emitting element disposed between the first electrode and the second electrode. The light-emitting element includes an active layer, the active layer is in a non-polarized state, and the active layer includes cubic gallium nitride (c-GaN).

Abstract: A dynamic interactive network system provides an online service and social community for engaging, learning, and training skills for happiness. The system includes a processor and memory storing instructions which when executed by the processor configure the processor to provide the online service. The instructions further configure the processor to provide tracks including activities, provide an initial happiness level and a track to a user based on a self-assessment completed by the user upon signing up, monitor progress of the user based on self-assessments periodically completed by the user, modify the track based on the self-assessments, suggest followers to the user from the users whose profiles match the profile of the user in terms of demographics, psychographics, and rating of the users on the online service, and generate a happiness graph for the user that correlates the activities and the followers with their impact on happiness level of the user.

Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.

Abstract: Provided is a method for selecting key points for real-time tracking in a mobile environment, which is used by a key point application executed by at least one processor of a computing device to select key points for real-time tracking in a mobile environment. The method comprises obtaining a target object image capturing a target object; extracting a plurality of temporary key points from the obtained target object image; determining confirmed key points by filtering the plurality of extracted temporary key points according to a predetermined distribution criterion; setting the confirmed key points as final key points for the target object image; storing target object tracking information including the final key points set for the target object image; and providing the target object tracking information to an application executing a predetermined function through the target object tracking in a mobile environment.

Abstract: A wing-out headrest for a vehicle is disclosed. The headrest for a vehicle includes: a main frame mounted on a stay; a first frame assembly mounted on the main frame to reciprocate in a back and forth direction of the vehicle; a second frame assembly mounted on the main frame to reciprocate in a back and forth direction of the vehicle; and a wing-out frame mounted on the second frame assembly, and including a center frame and a pair of first and second lateral frames rotatably mounted on respective sides of the center frame, wherein the second frame assembly and the wing-out frame may move back and forth as the first frame assembly moves, and the one pair of lateral frames of the wing-out frame may be rotated as the second frame assembly moves.

Abstract: A display device includes pixel electrodes spaced apart from one another on a substrate; light-emitting elements disposed on the pixel electrodes; a common electrode layer disposed on the light-emitting elements; and an undoped semiconductor layer disposed on the common electrode layer. The display device includes nanostructures disposed in the common electrode layer and spaced apart from one another, and the common electrode layer includes a first common electrode layer disposed between the undoped semiconductor layer and the nanostructures, and a second common electrode layer disposed between adjacent nanostructures and disposed between the light-emitting elements and the nanostructures.

Abstract: A surface treatment agent for an organic-inorganic hybrid composition is provided. The surface treatment agent includes a compound represented by one of the following Chemical Formulae 1 to 3. In Chemical Formulae 1 to 3, R1 to R3 each include at least one of hydrogen (H), a saturated or unsaturated linear or branched C1 to C20 alkyl group, a silane group, a hydroxyl group, and an alkoxysilane group, and R4 includes H or a hydroxyl group.

Abstract: A spinal fixation construct for aligning vertebral bodies includes a bone screw, a spinal rod, a flexible member, and a fixation member. The spinal rod is disposed within a saddle portion of a housing of the bone screw, and includes an elongated body having a first end and a second end. The spinal rod is formed from a first material having a first modulus of elasticity. The flexible member is coupled to the spinal rod, and includes an elongated body having a first end portion and a second end portion. The flexible member is formed from a second material having a second modulus of elasticity that is different from the first modulus of elasticity. The fixation member includes a threaded body portion and a head portion defining a hole therethrough. A portion of the flexible member extends through the hole of the head portion.

Abstract: The display device is provided. The display device comprises contact electrodes disposed on a substrate, light-emitting elements disposed on the contact electrodes, and an insulating layer defining emission areas corresponded to the light-emitting elements. The light-emitting elements comprise a first light-emitting element that emits a first light having a blue color, a second light-emitting element that emits a second light having a green color, and a third light-emitting element that emits a third light having a red color. A width of the first light-emitting element is greater than a width of the second light-emitting element. The width of the first light-emitting element is greater than a width of the third light-emitting element.

Abstract: A display device includes a substrate, a plurality of pixel electrodes on the substrate and spaced apart from each other, a plurality of light-emitting elements on the plurality of pixel electrodes, respectively, and a common electrode layer on the plurality of light-emitting elements and to which a common voltage is applied. The plurality of light-emitting elements include a first light-emitting element that is configured to emit first light according to a first driving current and a second light-emitting element that is configured to emit second light according to a second driving current. An active layer of the first light-emitting element is the same as an active layer of the second light-emitting element.

Abstract: A display device is provided. The display device comprises a plurality of pixel electrodes on a first substrate and spaced apart from each other; a plurality of light emitting elements on the plurality of pixel electrodes; and a common electrode layer on the plurality of light emitting elements, wherein the common electrode layer includes a first common electrode layer on the plurality of light emitting elements, and a second common electrode layer between the first common electrode layer and the plurality of light emitting elements, and a lattice constant of the first common electrode layer is larger than a lattice constant of the second common electrode layer.

Abstract: A display device and a method for manufacturing the same are provided. The display device includes a substrate, pixel electrodes on the substrate, and light emitting elements on the pixel electrodes, each of the light emitting elements including a first stack configured to emit first light, a second stack below the first stack, and configured to emit second light, a third stack below the second stack, and configured to emit third light, and tunnel function layers respectively between the first stack and the second stack, and between the second stack and the third stack.

Abstract: A display device comprises a substrate, a pixel electrode on the substrate, a light emitting element on the pixel electrode, and a common electrode layer on the light emitting element, and configured to receive a common voltage, wherein the light emitting element configured to emit a first light according to a driving current having a first current density, is configured to emit a second light according to a driving current having a second current density, and is configured to emit a third light according to a driving current having a third current density.

Abstract: A display device comprises a substrate, a plurality of pixel electrodes on the substrate, and a plurality of light emitting elements on the plurality of pixel electrodes, wherein the plurality of light emitting elements include a first light emitting element and a second light emitting element, and each of the first light emitting element and the second light emitting element comprises a first stack configured to emit a first light, a second stack below the first stack and configured to emit a second light or a third light, and tunnel functional layers between the first stack and the second stack.

Abstract: Provided is an integrated circuit (IC) device including a logic cell having an area defined by a cell boundary. The logic cell includes a first device region, a device isolation region, and a second device region. The first device region and the second device region are arranged apart from each other in a first direction that is perpendicular to a second direction. The device isolation region is between the first device region and the second device region. A first maximum length of the first device region in the second direction is less than a width of the cell boundary in the second direction, and a second maximum length of the second device region is substantially equal to the width of the cell boundary in the second direction.

Abstract: A service providing method of the present invention includes receiving sound source information on a sound source to be registered to the music platform and issuing a blockchain-based NFT that represents an ownership for the sound source; receiving a request for using a service related to the sound source registered to the music platform from at least one at least one service use terminal connected to the blockchain-based network; and in response to the received request, providing a service related to the sound source based on the blockchain-based NFT issued in advance for the sound source to the at least one service use terminal.

Abstract: A display device includes a first electrode and a second electrode that are disposed on a substrate, a light emitting element disposed on the first electrode and the second electrode, a first contact electrode electrically connecting the first electrode and the light emitting element to each other, and a second contact electrode electrically connecting the second electrode and the light emitting element to each other. The light emitting element includes a first semiconductor layer including a semiconductor of a first type, a second semiconductor layer including a semiconductor of a second type, and an active layer disposed between the first semiconductor layer and the second semiconductor layer. The first semiconductor layer includes a doped semiconductor layer including a porous structure.

Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.

Abstract: There is disclosed a self-powered apparatus for measuring precipitation, comprising: a housing; a display unit including one or more display lights capable of displaying an amount of precipitation, wherein the display lights are formed on at least one of outer surfaces of the housing; a water collecting vessel, having a funnel-shaped space to which the precipitation is introduced and gathered at a vertex part of the funnel-shaped space; a cup module, having an accommodating space for accommodating the precipitation dropped from the vertex part of the funnel-shaped space of the water collecting vessel; an electric signaling unit; a guiding module; a self-powered generator; and a final drainage opening, formed at a lower part of the housing.