Abstract: A method for manufacturing a light-emitting element, and a display device including a light-emitting element are provided. A method for manufacturing a light-emitting element includes: preparing a base substrate and at least one semiconductor rod formed on the base substrate; a first separating including forming a first element structure, which includes a semiconductor rod of the at least one semiconductor rod and a first support formed around the outer surface of the semiconductor rod, and separating the first element structure from the base substrate; removing at least a part of the first support so as to partially expose the semiconductor rod, and forming a second element structure which includes the exposed semiconductor rod and a second support around the outer surface of the first support; and a second separating including separating the semiconductor rod from the second element structure.

Abstract: Provided is a ultra-small light-emitting diode (LED) electrode assembly including a base substrate; an electrode line formed on the base substrate, and including a first electrode and a second electrode formed in a line shape to be interdigitated with each other while being spaced apart from each other; and at least one ultra-small LED device connected to the electrode line. A cross section of at least one of the first and second electrodes in a vertical direction has a height variation such that the first and second electrodes easily come in contact with the at least one ultra-small LED device.

Abstract: The present invention relates to a full-color LED display and a method for manufacturing thereof. According to this, LED elements with small aspect ratios that are difficult to receive positive dielectrophoretic force can be easily magnetically aligned on the desired electrode, and LED elements can be magnetically aligned on the electrode regardless of the distance between the two electrodes forming the electric field and the size of the LED element.

Abstract: The present disclosure relates to an LED electrode assembly, and more specifically to an ultra-thin LED electrode assembly, a manufacturing method thereof and a light source including the same. According to the present disclosure, even an LED element having a small aspect ratio that is difficult to receive a positive dielectrophoretic force can be easily self-aligned on a target electrode, and the LED element can be self-aligned on an electrode regardless of the distance between two electrodes forming an electric field and the size of the LED element.

Abstract: Provided are a light emitting element and a display device comprising same. The light emitting element comprises: a first conductivity type semiconductor doped with a dopant having a first polarity; a second conductivity type semiconductor doped with a dopant having a second polarity opposite to the first polarity; an active layer between the first conductivity type semiconductor and the second conductivity type semiconductor; and an insulation film which surrounds at least a side surface of the active layer, wherein the insulation film includes an insulation coating film and at least one light conversion particle on at least a portion of the insulation coating film.

Abstract: The present disclosure relates to a full-color light-emitting diode (LED) display, and more particularly, to a full-color LED display using an ultra-thin LED element and a manufacturing method thereof.

Abstract: According to a main objective of the present invention, the three-dimensional arrangement of solar cells is adjusted so as to use sunlight directly coming from the sun mainly for solar power generation while transmitting wavelengths necessary for the growth of plants and reflecting wavelengths unnecessary for or hindering the growth of plants among wavelengths of sunlight passing through the solar cells to use the reflected wavelengths for additional solar power generation. Sunlight reflected by the dichroic optical filter may be used to additionally generate electricity using solar cells provided perpendicular to the dichroic optical filter, thereby maximizing the use efficiency of sunlight.

Abstract: A light emitting device may include a substrate. A light emitting element layer may be disposed on the substrate and may include light emitting elements having a rod shape. A color conversion layer may be disposed on the light emitting element layer and may include color conversion elements having a rod shape. A first alignment direction of the light emitting elements and a second alignment direction of the color conversion elements may be substantially parallel to each other or intersect at a predetermined angle.

Abstract: Provided are a light emitting element and a display device comprising same. The light emitting element comprises: a first conductivity type semiconductor doped with a dopant having a first polarity, a second conductivity type semiconductor doped with a dopant having a second polarity opposite to the first polarity; an active layer between the first conductivity type semiconductor and the second conductivity type semiconductor; and an insulation film which surrounds at least a side surface of the active layer, wherein the insulation film includes an insulation coating film and at least one light conversion particle on at least a portion of the insulation coating film.

Abstract: A light emitting device may include a substrate. A light emitting element layer may be disposed on the substrate and may include light emitting elements having a rod shape. A color conversion layer may be disposed on the light emitting element layer and may include color conversion elements having a rod shape. A first alignment direction of the light emitting elements and a second alignment direction of the color conversion elements may be substantially parallel to each other or intersect at a predetermined angle.

Abstract: A display device includes a first electrode disposed on a substrate, a second electrode disposed on the substrate, and spaced apart from and facing the first electrode, at least one light emitting element disposed between the first electrode and the second electrode, a first conductive contact pattern disposed on the first electrode and electrically contacting the first electrode and an end of the at least one light emitting element, and a second conductive contact pattern disposed on the second electrode and electrically contacting the second electrode and another end of the at least one light emitting element.

Abstract: The present disclosure relates to a method of separating a plurality of light-emitting diode (LED) structures from a wafer. According to the method, the LED structures each having a desired size, thickness, and shape can be separated from the wafer, using a commercialized wafer, without damage to the LED structures even without considering the presence or absence of a sacrificial layer and specifically pre-designing a thickness of semiconductor layers in the wafer from the time of wafer manufacturing.

Abstract: A light emitting device includes a substrate. First and second electrodes are on the substrate and spaced from each other. A first insulating layer is on the substrate and the first and second electrodes, and includes openings to partially expose opposing portions of the first and second electrodes adjacent an area between the first and second electrodes. At least one light emitting element is located in the opening. A first end of the at least one light emitting element is connected to a first portion of the first electrode exposed by the opening, and a second end of the at least one light emitting element is connected to a second portion of the second electrode exposed by the opening.

Abstract: Provided is a method of manufacturing a nanorod. The method comprising comprises the steps of: providing a growth substrate and a support substrate; epitaxially growing a nanomaterial layer onto one surface of the growth substrate; forming a sacrificial layer on one surface of the support substrate; bonding the nanomaterial layer with the sacrificial layer; separating the growth substrate from the nanomaterial layer; flattening the nanomaterial layer; forming a nanorod by etching the nanomaterial layer; and separating the nanorod by removing the sacrificial layer.

Abstract: The present invention relates to a transparent ultra-thin LED display. According to the present invention, it is advantageous to achieve a transparent ultra-thin LED display that has excellent transparency and excellent luminance characteristics, thereby minimizing the impact on contrast ratio and visibility depending on the illuminance of external light in the usage environment.

Abstract: The present invention relates to a light emitting diode (LED) electrode assembly, and more particularly, to an ultra-thin fine LED electrode assembly, a method of manufacturing the same, and a light source including the same. Accordingly, as a surface of the ultra-thin fin LED element, which is in contact with an electrode, is a surface rather than a side surface through dielectrophoresis, drivable mounting efficiency increases, and at the same time, one specific surface is in selective contact with a mounting electrode, and thus a range of selection for driving power may be expanded to include a direct current (DC) power. Therefore, an LED electrode assembly having higher brightness is achieved advantageously.

Abstract: Disclosed herein are a light-emitting diode (LED) device, and an ink composition including the same, which can reduce an exposed area of a photoactive layer exposed at a surface to prevent a decrease in efficiency due to a surface defect, and repair the surface defect and minimize degradation in light emission efficiency due to the surface defect even when the surface defect occurs to maintain high efficiency in light extraction efficiency and, simultaneously, minimize a side surface contact through a mounting method using dielectrophoresis when LED devices are self-aligned on a mounting electrode to improve a drivable (or light emittable) mounting efficiency.

Abstract: A pixel structure and driving method of an ultra-thin device display with alignment and driving electrode switching functions.

Abstract: A light emitting device, a display device including a light emitting device, and a method of manufacturing a display device are provided. A light emitting device may include a substrate, and a plurality of light emitting element layers stacked on the substrate. Each of the light emitting element layers may include an insulating layer entirely disposed on the substrate, a first electrode and a second electrode disposed on the insulating layer and spaced apart from each other, and a plurality of light emitting elements disposed between the first electrode and the second electrode.

Abstract: A light emitting device may include first electrodes and second electrodes that are spaced apart from each other in a first direction, light emitting elements electrically connected between adjacent first and second electrodes among the first and the second electrodes, and a third electrode spaced apart from the first electrodes and the second electrodes. The third electrode may be electrically separated from the first electrodes and the second electrodes.