Abstract: An organic electroluminescence device includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

Abstract: Embodiments provide a fused polycyclic compound and a light emitting element. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode and including the fused polycyclic compound.

Abstract: Embodiments provide an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the organometallic compound. The organometallic compound is represented by Formula 1, which is explained in the specification.

Abstract: Provided is a light emitting device including a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes at least one polycyclic compound represented by Formula 1 below, and may thus exhibit long life characteristics.

Abstract: Embodiments provide an organometallic compound, a light-emitting device including the organometallic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the organometallic compound.

Abstract: A display device includes a first electrode, a second electrode on the first electrode and facing the first electrode, an intermediate layer between the first electrode and the second electrode and including an emission layer including a quantum dot, a first pixel defining layer which covers at least a portion of the first electrode and exposes an upper surface of the first electrode, a reflective film on the first pixel defining layer, and a second pixel defining layer on the reflective film.

Abstract: A pixel circuit and a display device including the same are discussed. The pixel circuit in one example includes a driving element having a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node, a first capacitor connected between the second node and a fourth node, a second capacitor connected between the third node and the fourth node, a light emitting element including an anode electrode connected to a fifth node and a cathode electrode to which a cathode voltage is applied, a first switch element configured to connect a data voltage to the second node, and a switch circuit configured to selectively apply a reference voltage to the second node and the fourth node.

Abstract: A display device includes a substrate including a first region, a second region, and a bending region between the first region and the second region, a protective substrate disposed below the substrate in the first region, the second region, and the bending region, a cushion layer disposed below the protective substrate in the first region and the second region, a pixel layer disposed on the substrate in the second region, and a drive chip disposed on the substrate in the first region. The substrate is bent at the bending region such that the first region overlaps the second region.

Abstract: Embodiments of the disclosure relate to an adhesive member and a display device including the same and, more specifically, may provide a display device comprising a display panel assembly implementing an image, a supporting frame supporting a rear surface of the display panel assembly, and an adhesive member disposed between the display panel assembly and the supporting frame to couple the display panel assembly and the supporting frame, wherein the adhesive member has a protrusion pattern having different heights on one or two opposite surfaces thereof.

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

Abstract: A mask assembly includes a mask frame including an opening area, and a mask sheet located on the mask frame and including a body portion, a rib portion, and a sheet portion. The body portion is formed along a circumference of a through-area at a center and define the through-area, the rib portion protrudes to the through-area and includes a plurality of first ribs extending in a first direction and a plurality of second ribs extending in a second direction intersecting the first direction to define a plurality of openings, and the sheet portion covers the through-area and includes a plurality of pattern holes overlapping the plurality of openings in a plan view.

Abstract: The present disclosure relates to a flexible display device, and more particularly, a flexible display device includes a display panel, and a cover member which is disposed on the display panel and includes a thin glass and an adhesive member disposed so as to enclose the thin glass, at this time, the adhesive member includes a first adhesive member disposed so as to enclose an upper surface and a side surface of the thin glass and a second adhesive member disposed on a lower surface of the thin glass. According to the present disclosure, the flexible display device disposes a protective film above the cover member to provide a scattering suppressing effect and improve a surface hardness, a compression characteristic, the impact resistance and folding characteristic.

Abstract: A deposition mask includes a silicon substrate including cell areas and a mask frame area excluding the cell areas, the mask frame area including a mask rip area partitioning the cell areas and an outer frame area disposed at an outermost portion of the silicon substrate, a mask rip disposed in the mask rip area, a mask membrane disposed in each of the cell areas, a first metal frame disposed in the outer frame area, and a second metal frame surrounding an outer portion of the silicon substrate and connected to the first metal frame.

Abstract: A display device and a method of manufacturing the display device are provided. The method includes disposing a display panel, including side areas, a front display area, and a sub-region, on a carrier film including first, second, and third release portions; removing the first release portion to expose the side areas; disposing a cover window above the display panel; attaching the front display area to the cover window by pressing the second release portion toward the cover window, and attaching the side areas to the cover window by pressing the side areas exposed by removing the first release portion toward the cover window; removing the second release portion and the third release portion to expose the front display area and the sub-region; and bending the display panel to attach a bottom portion of the sub-region to a bottom portion of the front display area.

Abstract: A display device includes a display area and a peripheral area surrounding the display area, a pixel disposed in the display area on a substrate, an insulating layer disposed on the substrate and having a valley part along a periphery of the display area in the peripheral area, and an emission driver disposed in the peripheral area on the substrate, providing an emission signal to the pixel through an emission line, and overlapping both a first inner surface and a second inner surface of the insulating layer of the valley part in a plan view.

Abstract: A display apparatus includes a display panel having a display area including a plurality of subpixels. At least one of the plurality of subpixels may include: a driving transistor having a first electrode connected to a first power line configured to receive a first power voltage; a first switching transistor connected to a data line and having a gate electrode configured to receive a first scan signal; a second switching transistor connected between a gate electrode and a second electrode of the driving transistor and having a gate electrode configured to receive a second scan signal; and a third switching transistor connected with the gate electrode of the driving transistor and having a gate electrode configured to receive an emission control signal.

Abstract: A method of manufacturing a display apparatus includes forming a first electrode on a substrate, forming a pixel-defining layer on the first electrode, the pixel-defining layer including an opening through which at least part of the first electrode is exposed, and performing a first dry cleaning on a surface of the at least part of the first electrode that is exposed through the opening. An indium-fluorine bond is formed on the surface of the at least part of the first electrode through the first dry cleaning.

Abstract: A display panel can include first and second subpixels on a substrate and adjacent to each other, and the first and second subpixels each including a first electrode, an emission layer and a second electrode. The display panel includes a first insulation layer between the emission layer and the substrate and including a first concave portion between a first emission area of the first subpixel and a second emission area of the second subpixel, a second insulation layer between the emission layer and the first insulation layer, the second insulation layer including a second concave portion between the first and second emission areas. Also, the second electrode extends across the second concave portion, a portion of the second electrode is in the second concave portion and is closer to the substrate than both of the first electrodes in the first and second subpixels or an upper surface of the first insulation layer.

Abstract: A display apparatus includes a pixel part including a plurality of pixels, and a gate driving circuit. Each of the plurality of pixels is driven in one first scan period and one or more second scan periods during one frame in a driving mode driven at a first driving frequency lower than a maximum driving frequency.

Abstract: Provided is a display device including a display panel configured to display an image, a scan driver configured to supply a scan signal to the display panel, a level shifter configured to generate gate control signals to drive the scan driver, a power supply configured to supply a voltage to the level shifter, and a timing controller configured to control the level shifter. The level shifter includes a level shifter output setting circuit implemented, so that at least one output channel is selected based on transmission signals supplied from the timing controller and an output state of the selected output channel is selected as a high voltage or a low voltage.