A display substrate, a preparation method therefor, and a display apparatus. The display substrate comprises: a plurality of pixel island areas that are separated from one another, a plurality of hole areas, and a connection bridge area that connects the plurality of pixel island areas. The hole areas each comprise a base substrate and an encapsulation layer, the base substrate is provided with an aperture, a barrier structure is provided on the side of the base substrate close to the aperture, and the encapsulation layer covers the side of the base substrate close to the aperture.

A display panel and a display apparatus are provided, the display panel includes a substrate, a plurality of sub-pixels, a plurality of data lines, and a crack detection line. A first peripheral area surrounds a display area; the plurality of data lines are connected to the plurality of sub-pixels; and the crack detection line surrounds the display area, is arranged along the edge of the first peripheral area and a second peripheral region, and is connected to at least one of the plurality of data lines.

The present disclosure provides a display module stack structure and a display device. The display module stack structure includes: a flexible display panel module including a light-exiting surface and a back surface opposite to the light-exiting surface; a polarization layer stacked on one side of the light-exiting surface of the flexible display panel module; a first adhesive layer stacked on one side of the polarization layer away from the flexible display panel module; a protection cover plate stacked on one side of the first adhesive layer away from the flexible display panel module; a second adhesive layer stacked on one side of the back surface of the flexible display panel module; a protection layer stacked on one side of the second adhesive layer away from the flexible display panel module; and a resilient layer stacked on one side of the protection layer away from the second adhesive layer.

A resin substrate layer and a first inorganic insulating film on the resin substrate layer are provided. A notch is provided to an end portion of the resin substrate layer. A first inorganic-insulating-film-free region is provided along the notch. From the first inorganic-insulating-film-free region, the first inorganic insulating film is removed.

An example electronic device includes a transparent cover; and a flexible display coupled to the cover. The cover may include a first layer including glass; a second layer positioned between the first layer and the flexible display; and a third layer positioned between the first layer and the second layer. The third layer includes a pattern overlapping a folding part of the flexible display and including a plurality of grooves formed in a bonding surface with the second layer, and has a hardness greater than that of the second layer.

The present disclosure relates to a display device. According to an embodiment of the present disclosure, a display device includes a supporter including a plurality of segments disposed to be spaced apart from each other and defining a plurality of holes between the plurality of segments, and a display panel disposed on the supporter. The display panel includes: an active element layer including a light emitting element and a thin film transistor for driving the light emitting element, an encapsulation layer disposed on the active element layer, a plurality of stress dispersion pattern disposed on the encapsulation layer to overlap the plurality of holes in a thickness direction, and an insulating layer disposed on the plurality of stress dispersion pattern and filling a plurality of holes defined between the plurality of stress dispersion pattern.

A display substrate, a method of manufacturing the display substrate, and a display device are provided. The display substrate includes: a base substrate, a plurality of sub-pixels, a gate driving circuit, a plurality of input contact pads, a plurality of output contact pads and a contact pad insulating layer. Surfaces of the input contact pads away from the base substrate and surfaces of the output contact pads away from the base substrate are exposed from the contact pad insulating layer. The contact pad insulating layer includes a first portion having a first thickness and a second portion having a second thickness smaller than the first thickness. Edges of the input contact pads and edges of the output contact pads are covered by the first portion. The second portion is located in the region between the input contact pads and the output contact pads.

The present disclosure relates to a display device, and a display device according to an embodiment includes a substrate, a transistor disposed on the substrate, a light emitting element connected to the transistor, an encapsulation layer disposed on the light emitting element, a sensing electrode disposed on the encapsulation layer, a first insulating layer disposed on the sensing electrode and including an opening, a second insulating layer disposed on the first insulating layer, and a third insulating layer disposed on the second insulating layer, wherein a refractive index of the third insulating layer is higher than that of the second insulating layer.

A display device includes: a substrate including a first area, a second area, and a bending area between the first area and the second area; a display layer disposed on the first area of the substrate; a display driving unit disposed on the second area of the substrate; and a cover member including a first surface and a second surface and extending to cover a portion of the second area of the substrate, the bending area of the substrate, and a portion of the first area of the substrate, the cover member including a separation area in which the cover member is partially separated on the first surface opposite to the second surface facing the substrate.

Provided are a display apparatus includes: a substrate having a main display region, a first auxiliary display region adjacent to the main display region in a first direction, a second auxiliary display region spaced apart from the main display region having the first auxiliary display region therebetween, an intermediate display region adjacent to the first auxiliary display region and the second auxiliary display region; a first auxiliary pixel electrode arranged in the first auxiliary display region and having an elliptical shape having a long axis and a short axis; a second auxiliary pixel electrode arranged in the second auxiliary display region; and a first auxiliary pixel circuit and a second auxiliary pixel circuit arranged in the intermediate display region and respectively electrically connected to the first auxiliary pixel electrode and the second auxiliary pixel electrode, wherein a long axis of the first auxiliary pixel electrode extends in a second direction intersecting with the first direction.