A pixel circuit and a display device including the pixel circuit are disclosed. The pixel circuit according to embodiments includes a first pixel circuit connected in parallel to an initialization voltage line to which an initialization voltage is applied, and including a first-first switch element connected to a first-first gate line and a first-second switch element connected to a first-second gate line; and a second pixel circuit connected in parallel to the initialization voltage line, and including a second-first switch element connected to a second-first gate line and a second-second switch element connected to a second-second gate line, and the first-second gate line and the second-first gate line are electrically connected.

An opening, which is provided on the inner side of a first pixel electrode, which is a first electrode formed in a display region, is larger than an opening, which is provided on the inner side of a second pixel electrode, which is the first electrode formed in a dummy display region. Further, a light-emitting layer (a first light-emitting layer) formed in the display region has the same shape and the same size as a light-emitting layer (a second light-emitting layer) formed in the dummy display region.

A display device includes a substrate having a first pixel region, a second pixel region having a smaller area than the first pixel region, the second pixel region being connected to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a first pixel and a second pixel respectively at the first and second pixel regions, a first line connected to the first pixel and a second line connected to the second pixel, and a dummy unit in the peripheral region, the dummy unit overlapping with at least one of the first and second lines, the dummy unit being configured to compensate for a difference between a load value of the first line and a load value of the second line, wherein the dummy unit includes at least two sub-dummy units spaced from each other.

A flexible display apparatus includes a flexible display panel including a flexible substrate, a display area of the flexible substrate including a thin film transistor, an organic light emitting layer and a sensor electrode, and a peripheral area of the flexible substrate including a first alignment mark in which respective portions of two metal layers are stacked; a window on a first surface of the flexible display panel; and a protective film on a second surface of the flexible display panel. The first alignment mark is aligned with a reference point of the window and with a reference point of the protective film.

A display device includes a substrate, an encapsulation portion on the substrate, a seal portion between the substrate and the encapsulation portion, and at least one dummy seal portion around the seal portion. The substrate and the encapsulation portion at least partially overlap each other in a first direction perpendicular to a surface of the substrate. The dummy seal portion is, when viewed in the first direction, arranged in an area between an edge of the seal portion and a boundary line of an overlapping area of the substrate and the encapsulation portion.

A display panel is provided. The display panel includes a first hole in a first window region and a second hole in a second window region. The display panel includes a touch electrode layer including a plurality of first touch electrodes and a plurality of second touch electrodes. In the inter-window region, a first respective one of the plurality of first touch electrodes and a second respective one of the plurality of second touch electrodes directly adjacent to each other are spaced apart by a first gap having a first gap width. In the display region, a third respective one of the plurality of first touch electrodes and a fourth respective one of the plurality of second touch electrodes directly adjacent to each other are spaced apart by a second gap having a second gap width. The first gap width is greater than the second gap width.

Provided are a display device, a mask assembly, and an apparatus and a method for manufacturing the display device. The mask assembly includes: a mask frame; at least two mask sheets installed on the mask frame, each of the mask sheets including a plurality of openings; and at least two thin shielding plates installed on the mask frame such that the thin shielding plates are spaced apart from each other and shield a portion of the plurality of openings of each mask sheet, wherein one of the mask sheets and the thin shielding plates includes a shielding portion between the thin shielding plates spaced apart from each other, the shielding portion selectively blocking at least portions of the openings so as to form a deposition region having a shape other than a rectangle or a square.

A display panel, a manufacture method thereof and a display apparatus are provided. The display panel includes a display area, which includes a plurality of pixel units, wherein the pixel units include electroluminescent display devices and pixel drive circuits for driving the electroluminescent display devices to emit light; the electroluminescent display devices include light-emitting devices and virtual light-emitting devices; the light-emitting devices are electrically connected with the pixel drive circuits, while the virtual light-emitting devices are not connected with the corresponding pixel drive circuits; the display area includes a first display area and a second display area; and in the first display area and the second display area, the distribution density of the electroluminescent display devices is the same, and the density of the pixel drive circuits in the second display area is less than that of the pixel drive circuits in the first display area.

A display panel, a manufacture method thereof and a display apparatus are provided. The display panel includes a display area, which includes a plurality of pixel units, wherein the pixel units include electroluminescent display devices and pixel drive circuits for driving the electroluminescent display devices to emit light; the electroluminescent display devices include light-emitting devices and virtual light-emitting devices; the light-emitting devices are electrically connected with the pixel drive circuits, while the virtual light-emitting devices are not connected with the corresponding pixel drive circuits; the display area includes a first display area and a second display area; and in the first display area and the second display area, the distribution density of the electroluminescent display devices is the same, and the density of the pixel drive circuits in the second display area is less than that of the pixel drive circuits in the first display area.

A display device includes a substrate including a display area having pixels disposed and a non-display area surrounding the display area and having a dummy pattern disposed; a light emitting layer formed on the pixels and the dummy pattern; and a bank surrounding the light emitting layer, wherein the dummy pattern includes a first dummy merge part extending along an X axis direction; and first sub-dummy parts extending from one side of the first dummy merge part to an outer region of the substrate along a Y axis direction perpendicular to the X axis direction.