A device including a phosphor layer having a plurality of holes or pockets arranged within the phosphor layer to reduce lateral light transmission. The phosphor layer can be sized and positioned to extend over a plurality of LED emitter pixels.

According to the present specification, provided is a micro LED display device. The micro LED display device includes a substrate, a supply voltage line on the substrate, and a micro LED area disposed on the supply voltage line. At least one portion of the supply voltage line is disposed at the vertical lower part of the micro LED area.

A display device includes transistors disposed on a substrate, a first protective layer covering the transistors, conductive patterns disposed on the first protective layer, a second protective layer disposed on the conductive patterns, first and second electrodes disposed on the second protective layer, at least one light emitting disposed between the first and second electrodes, and a first contact electrode disposed on the first electrode and contacting an end of at least one light emitting element, and a second contact electrode disposed on the second electrode and contacting another end of the at least one light emitting element. The conductive patterns include first and second conductive patterns respectively overlapping the first and second electrodes. The first electrode is connected to the first conductive pattern. The second protective layer includes an opening hole exposing a portion of the second conductive pattern.

A display device including a substrate and a light source array disposed on the substrate is provide. The light source array includes a plurality of light-emitting units disposed on the substrate, and each light-emitting unit has a light source and an optical component. Each light source is disposed on the substrate and has a light emitting surface. Each optical component has a light receiving surface and a light exit surface, and each optical component is disposed on the light source with the light receiving surface connected to the light emitting surface. The optical component also has a side surface connecting the light receiving surface and the light exit surface. The side surface and the light receiving surface have an included angle between 100 and 130 degrees within the optical component.

A display device may include: a substrate including a display area including a pixel area, and a non-display area including a pad area and located at at least one side of the display area; a pixel in the pixel area, the pixel including an emission area in which at least one light emitting element is located, and a non-emission area adjacent to the emission area; a pad in the pad area, the pad being electrically connected to the pixel; a first layer on the light emitting element at the pixel area; and a second layer in the pixel area and the pad area, the second layer including a pad opening formed exposing at least a portion of the pad. The first layer may include an organic layer including a hollow particle. The first layer may be spaced from the pad opening and covered with the second layer.

Displays, systems, and methods may be utilized in applications including, but not limited to, projectors, head-up displays, and augmented reality (AR), mixed reality (MR), and virtual reality (VR) systems or devices, such as headsets or other near-eye devices or systems. Tiled or Tile-able displays and methods, in accordance with the present invention, provide displays of varying sizes, and as such, a Tiled or Tile-able display is configured to accommodate the display size needed for various wearable and mobile devices that require or incorporate displays.

A display device includes light-emitting elements arranged on a circuit substrate, extending in a thickness direction of the circuit substrate, and including a first light-emitting element configured to emit a first light, and a second light-emitting element configured to emit a second light, and having a width that is less than a width of the first light-emitting element, a common electrode layer above the light-emitting elements, and a connection electrode layer between the first light-emitting element and the common electrode layer.

A display apparatus includes a circuit substrate with driving circuits and first bonding electrodes, and a pixel array having LED cells, each of the LED cells including first and second conductivity-type semiconductor layers with an active layer therebetween, second bonding electrodes on the first bonding electrodes, wavelength converters on the LED cells, an upper semiconductor layer on the LED cells and having a partition structure surrounding side snakes of the wavelength converters and separating the wavelength converters, a first reflective electrode on the side surfaces of the LED cells, spaced from the LED cells by a passivation layer, and extending between the LED cells, second reflective electrodes on the lower surfaces of the LED cells and connected to the second conductivity-type semiconductor layers, a common electrode on at least one side of the LED cells, and a pad electrode outside the LED cells and electrically connected to the driving circuits.

A display device includes light-emitting elements arranged on a circuit board, and extending in a thickness direction of the circuit board, wherein the light-emitting elements include a first light-emitting element configured to emit a first light, and a second light-emitting element configured to emit a second light, wherein the first light-emitting element and the second light-emitting element are on different layers, and wherein a width of the first light-emitting element is greater than a width of the second light-emitting element.

A display device includes pixels including a first pixel and a second pixel sequentially disposed in a first direction, each including sub-pixels including a first electrode, a second electrode, and a light emitting element, a driving circuit including driving elements between the pixels, pixel lines connected to the pixels, and driving lines connected to the driving elements. The driving lines are in an area between the first pixel and the second pixel, and include a first driving line extending in a second direction intersecting the first direction in the area between the first pixel and the second pixel. First electrodes included in the sub-pixels of the first pixel and first electrodes included in the sub-pixels of the second pixel are spaced apart by a distance equal to or greater than a width of the first driving line in the first direction, and do not overlap the first driving line.