A deposition mask group includes a first deposition mask having two or more first through holes arranged along two different directions, a second deposition mask having two or more second through holes arranged along two different directions and a third deposition mask having two or more third through holes. The first through hole and the second through hole or the third through hole partly overlap when the first deposition mask, the second deposition mask and the third deposition mask are overlapped.

A touch display device and a method for driving the same is disclosed. The present disclosure provides a touch display device including a display panel including sub-pixels, a touch sensor including a touch electrode formed electrically in common with an electrode of a light-emitting diode included in the sub-pixels, and a touch driver configured to sense the touch sensor, wherein the electrode of the light-emitting diode serves as the touch electrode for a turn-off period of an emission control transistor for controlling emission of the light-emitting diode.

A display device includes: a substrate including a display area including a plurality of first pixels and a sensor area including a plurality of second pixels and a plurality of transmission portions, a plurality of first counter electrodes disposed corresponding to the plurality of first pixels, respectively, a plurality of second counter electrodes disposed corresponding to the plurality of second pixels, respectively, and a spacer disposed to overlap at least a portion of a boundary region between a transmission portion of the plurality of transmission portions and a second counter electrode of the plurality of second counter electrodes, which are adjacent to each other.

Provided is a display device including: a substrate including an active area, a non-active area, a bending area and a pad area; the active area including pixels to display images, each pixel including an organic light emitting layer and a thin-film transistor (TFT); the non-active area located between the active area and the bending area; and the bending area configured to be bent and located between the non-active area and the pad area, the bending area including a signal line and a power line that are made of a same material as a source electrode or a drain electrode of the TFT in the active area.

Disclosed is an electroluminescent display device comprising an a substrate including a display area and a non-display area, an emission device in the display area on the substrate, an encapsulation layer extending from the display area to the non-display area, wherein the encapsulation layer is provided on the emission device, a plurality of pad electrodes in the non-display area on the substrate, and a protection layer provided in the area between each of the plurality of pad electrodes, and configured to protect an insulating layer disposed there below, wherein the encapsulation layer is provided with an opening area configured to expose at least a portion in each of the plurality of pad electrodes and at least a portion of the protection layer.

Provided is a light emitting device including: a first electrode; a second electrode facing the first electrode; and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer selected from among the plurality of organic layers includes a condensed polycyclic compound represented by Formula 1, and the first electrode and the second electrode each independently include at least one selected from among Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/AI, Mo, Ti, In, Sn, Zn, Yb, W, a compound of two or more thereof, a mixture of two or more thereof, and an oxide thereof.

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A display device according to an embodiment of the present technology includes a transparent substrate, an element substrate, a color filter layer, a metal electrode layer, and a transparent adhesive layer. The element substrate includes an opposing surface facing the transparent substrate, and an organic EL element that emits light from a display region of the opposing surface. The color filter layer is disposed on the opposing surface to avoid a bonding region provided in a peripheral region surrounding the display region of the opposing surface. The metal electrode layer is disposed on the element substrate to avoid at least a part of an overlapping region that overlaps with the bonding region when viewed from the transparent substrate. The transparent adhesive layer bonds the transparent substrate and the element substrate to each other via the bonding region.

A display panel includes: a substrate comprising a first display area and a second display area surrounded by the first display area; an insulating layer including an organic insulating material; a plurality of first light-emitting elements in the first display area; a plurality of second light-emitting elements in the second display area, the second light-emitting elements comprising light-emitting elements separated from one another to define transmission areas; and a photorefractive portion in each of the transmission areas.

A quantum dot film, a quantum dot light-emitting assembly and a display device are provided. The quantum dot film includes: a quantum dot layer; and a conductive layer arranged on at least a side of the quantum dot layer along a thickness direction, and the conductive layer includes nano-sized metal particles, and at least a portion of the nano-sized metal particles are configured to generate a surface plasmon resonance under electromagnetic radiation. The luminescence efficiency and intensity of the quantum dot layer can be effectively improved by arranging the conductive layer on at least a side of the quantum dot layer.

The present disclosure provides a display panel, a transparent OLED substrate and an OLED substrate. The transparent OLED substrate includes: a base substrate; a first electrode layer located on the base substrate; a light emitting structure layer located on the first electrode layer and including light emitting structures of n colors, n≥1; and a second electrode located on the light emitting structure layer. The first electrode layer includes electrode groups arranged along a first direction, each electrode group includes first electrode(s), each first electrode extends along a second direction perpendicular to the first direction. When a driving voltage is between each first electrode and the second electrode, the transparent OLED substrate performs a display function; and otherwise, the transparent OLED substrate performs a light transmission function.