A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

An organic EL device includes at least two light-emitting units and at least one intermediate electrode that are disposed between a lower electrode and an upper electrode, the at least one intermediate electrode being electrically connected to an external power source. The at least one intermediate electrode is disposed between the at least two light-emitting units. At least one of the at least one intermediate electrode consists of a first metal layer composed of a metal with a work function of 3 eV or lower and a second metal layer adjoining the first metal layer and composed of another metal with a work function of 4 eV or higher. The first and second metal layers have a total thickness of 15 nm or less. The first metal layer is adjacent to an anode side of the second metal layer, when a voltage is applied across the intermediate electrode and the electrode opposing the intermediate electrode.

A 3D micro display, the 3D micro display including: a first level including a first single crystal layer, the first single crystal layer includes a plurality of LED driving circuits; a second level including a first plurality of light emitting diodes (LEDs), the first plurality of LEDs including a second single crystal layer; a third level including a second plurality of light emitting diodes (LEDs), the second plurality of LEDs including a third single crystal layer, where the first level is disposed on top of the second level, where the second level includes at least ten individual first LED pixels; and a bonding structure, where the bonding structure includes oxide to oxide bonding.

A display device including a control circuit layer and a self-illumination layer is provided. The control circuit layer has a plurality of control circuit blocks distributed along a cross direction. The self-illumination layer is disposed on the control circuit layer and has a plurality of self-illumination blocks distributed along the cross direction. The self-illumination blocks respectively connect to corresponding control circuit blocks. In the cross direction, the self-illumination block extends an offset distance out of the corresponding control circuit block toward a first side. A self-illumination block closer to the first side has a larger offset distance.

A FET is formed on a semiconductor substrate, a curved surface having a radius of curvature is formed on an upper end of an insulation, a portion of a first electrode is exposed corresponding to the curved surface to form an inclined surface, and a region defining a luminescent region is subjected to etching to expose the first electrode. Luminescence emitted from an organic chemical compound layer is reflected by the inclined surface of the first electrode to increase a total quantity of luminescence taken out in a certain direction.

A glazing comprising a luminous means with a substrate having a first main surface, to which a first electrode is applied, a second electrode, and an organic layer stack within an active region of the substrate between the first and the second electrode, wherein the organic layer stack comprises at least one organic layer which is suitable for generating light, wherein the luminous means is arranged between two glass plates of the glazing of a window. Also, storage furniture is disclosed comprising a storage element shaped in planar fashion and having at least one storage surface and at least one radiation-emitting component, and at least one holding apparatus for holding the storage element.

An organic light-emitting display apparatus includes: first and second pixel electrodes on a substrate, and spaced from each other; a pixel-defining film surrounding edges of the first and second pixel electrodes; a first intermediate layer on the first pixel electrode; a second intermediate layer on the second pixel electrode, spaced from the first intermediate layer; a first counter electrode on the first intermediate layer; a second counter electrode on the second intermediate layer, spaced from the first counter electrode; a first passivation layer on the first counter electrode; a second passivation layer on the second counter electrode, spaced from the first passivation layer; a first bank around the first passivation layer and protruding from the pixel-defining film to extend in a direction away from the substrate; and a second bank around the second passivation layer and protruding from the pixel-defining film to extend in the direction away from the substrate.

An organic light-emitting display apparatus includes: first and second pixel electrodes on a substrate, and spaced from each other; a pixel-defining film surrounding edges of the first and second pixel electrodes; a first intermediate layer on the first pixel electrode; a second intermediate layer on the second pixel electrode, spaced from the first intermediate layer; a first counter electrode on the first intermediate layer; a second counter electrode on the second intermediate layer, spaced from the first counter electrode; a first passivation layer on the first counter electrode; a second passivation layer on the second counter electrode, spaced from the first passivation layer; a first bank around the first passivation layer and protruding from the pixel-defining film to extend in a direction away from the substrate; and a second bank around the second passivation layer and protruding from the pixel-defining film to extend in the direction away from the substrate.

Full-color pixel arrangements for use in devices such as OLED displays are provided, in which multiple sub-pixels are configured to emit different colors of light, with each sub-pixel having a different optical path length than some or all of the other sub-pixels within the pixel.

A light-emitting element having low driving voltage and high emission efficiency is provided. In the light-emitting element, a combination of a guest material and a host material forms an exciplex. The guest material is capable of converting triplet excitation energy into light emission. Light emission from the light-emitting layer includes light emission from the guest material and light emission from the exciplex. The percentage of the light emission from the exciplex to the light emission from the light-emitting layer is greater than 0 percent and less than or equal to 60 percent. The energy after subtracting the energy of light emission from the exciplex from the energy of light emission from the guest material is greater than 0 eV and less than or equal to 0.23 eV.