A display device includes a bank including an opening defining pixels, light emitting elements disposed in the pixels, a color conversion layer disposed on the light emitting elements in the opening, a capping layer overlapping the color conversion layer, and a color filter layer disposed on the capping layer. The color filter layer includes a low refractive material.

A lighting device (1) configured for providing a viewer with immersive light experiences and comprising an optical light mixing unit (2) comprising a diffuse light exit window (3), a first plurality of LED light sources (4) adapted for, in operation, emitting first LED light source light (17), the first plurality of LED light sources being non-imaging LED light sources, and being arranged such as to, in operation, homogeneously illuminate the light exit window, and at least one second plurality of LED light sources (5) adapted for, in operation, emitting second LED light source light (18), the second plurality of LED light sources being imaging LED light sources, and comprising one or more image forming elements (6), and the second plurality of LED light sources (5) being arranged between the first plurality of LED light sources (4) such as to, in operation, non-homogeneously illuminate the light exit window (3).

A display device includes: a display unit including a plurality of light emitting diodes; a color conversion unit including a bank and a color conversion layer; and an adhesive cell gap maintenance layer between the display unit and the color conversion unit, wherein the adhesive cell gap maintenance layer includes an adhesive cell gap maintenance part, and the adhesive cell gap maintenance part includes a beads spacer and an adhesive organic material.

A display device includes a plurality of light-emitting elements and barrier ribs disposed on the plurality of first electrodes; a light-emitting element disposed between the plurality of barrier ribs; a first optical layer disposed between the plurality of light-emitting elements; and a second electrode disposed on the plurality of light-emitting elements, in which the second electrode includes a first area disposed on the plurality of light-emitting elements and a second area extending outwardly from the first optical layer and electrically connected to the contact electrode.

A self-monitoring system for a micro-LED display panel can track a health status of the micro-LED emitters over the life cycle of the display. The self-monitoring system can include, for example, light sensors and a coverglass treated with an anti-reflective coating that directs light emitted by the micro-LED array toward the light sensors. Light captured by the light sensors can then be analyzed to determine the current value of light attributes such as color, polarization, and intensity, and to compare the current values of the light attributes with their previous values to monitor changes over time.

A display device includes a display panel that is configured to emit source light, and a light control layer on the display panel. The light control layer includes a partition wall, a red light control part including a first color conversion material, and a green light control part including a second color conversion material. The first color conversion material includes red quantum dots, and the second color conversion material includes green quantum dots. The partition wall includes a lower surface adjacent to the display panel and an upper surface spaced apart from the display panel with the lower surface therebetween. A second maximum distance from a reference surface parallel to the upper surface of the partition wall to the green light control part in a thickness direction may be greater than a first maximum distance from the reference surface to the red light control part.

A display device includes a display panel that is configured to emit source light, and a light control layer on the display panel. The light control layer includes a partition wall, a red light control part including a first color conversion material, and a green light control part including a second color conversion material. The first color conversion material includes red quantum dots, and the second color conversion material includes green quantum dots. The partition wall includes a lower surface adjacent to the display panel and an upper surface spaced apart from the display panel with the lower surface therebetween. A second maximum distance from a reference surface parallel to the upper surface of the partition wall to the green light control part in a thickness direction may be greater than a first maximum distance from the reference surface to the red light control part.

The backlight unit according to an embodiment comprises: a base substrate including circuit wiring; a plurality of light-emitting diodes disposed to form an array on the base substrate; a diffusion layer located laterally around the individual light-emitting diodes; and correcting lenses located on top of the respective light-emitting diodes, and can provide uniform white light in all directions through uniform light distribution by reducing color difference for different viewing angles that occurs due to the structure of a semiconductor light-emitting diode.

A display device according to an embodiment includes a display panel, and a color conversion layer disposed on the display panel, wherein the color conversion layer includes a quantum dot and a scatterer, the scatterer includes a first particle having a first diameter, and the first diameter is from about 100 nm to about 180 nm.

A display device includes a substrate; one or more buffer layers disposed on the substrate; an adhesive layer disposed on the buffer layer; a pixel driving circuit disposed on the adhesive layer; a protective layer which is disposed on the adhesive layer and of which a part is disposed on the pixel driving circuit; and a plurality of light-emitting elements electrically connected to the pixel driving circuit.