A resin having a small linear thermal expansion coefficient and a low absorbance is provided. The resin is characterized by including at least one structure selected from structures represented by the following general formulae (1) and (2):

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A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.

A display panel includes: a display area and a peripheral area outside the display area; a substrate; a plurality of pixel electrodes spaced apart from each other on the substrate in the display area; a plurality of emission layers respectively arranged on the plurality of pixel electrodes; an opposite electrode on the plurality of emission layers and overlapping the display area; and a thin-film encapsulation layer on the opposite electrode and comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, wherein edges of the opposite electrode comprise a concave edge recessed from the peripheral area toward the display area and a convex edge protruding from the display area toward the peripheral area in a plan view.

A display panel includes a first substrate, an upper capacitor electrode, a capacitor dielectric layer, a second substrate opposite to the first substrate, a conductive bump, an electroluminescent layer, and a counter electrode. The upper capacitor electrode is disposed on an inner surface of the second substrate. The upper capacitor electrode is disposed on an inner surface of the second substrate. The capacitor dielectric layer covers the upper capacitor electrode of the second substrate. The first substrate has at least one pixel electrode and a first capacitor electrode separated from the pixel electrode. The conductive bump is protrusively disposed on the first capacitor electrode of the first substrate. The electroluminescent layer is sandwiched between the pixel electrode and the counter electrode.

An organic light emitting display device includes a driving TFT on the substrate, a switching TFT on the substrate, and an organic light emitting diode. The driving TFT includes a first active layer formed of poly-Si, and at least a first part of an interlayer insulation layer on the first active layer. The interlayer insulation layer is formed of a first material including hydrogen. The switching TFT includes a second active layer, at least a second part of the interlayer insulation layer between the first active layer and the second active layer, and at least a part of a gate insulation layer between the second part of the interlayer insulation layer and the second active layer. The gate insulation layer is formed from a second material different from the first material and blocking diffusion of hydrogen from the interlayer insulation layer to the second active layer.

An organic electroluminescence display device includes: a lower electrode that is made of a conductive inorganic material and formed in each of pixels arranged in a matrix in a display area; a light-emitting organic layer that is in contact with the lower electrode and made of a plurality of different organic material layers including a light-emitting layer emitting light; an upper electrode that is in contact with the light-emitting organic layer, formed so as to cover the whole of the display area, and made of a conductive inorganic material; and a conductive organic layer that is in contact with the upper electrode, formed so as to cover the whole of the display area, and made of a conductive organic material.

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.

Embodiments of the disclosure relate to an organic light emitting display panel and an organic light emitting display device including the same, and more specifically, to an organic light emitting display panel and an organic light emitting display device which include: an insulation film with at least one concave portion including a flat portion and an inclined portion surrounding the flat portion in at least one subpixel, a first electrode disposed on the concave portion, an organic layer disposed on the first electrode, a second electrode disposed on the organic layer, an encapsulation layer disposed on the second electrode, and at least one structure disposed on the encapsulation layer, overlapping at least one light emitting area, and having at least a side surface where a light reflecting member is disposed, thereby enhancing light extraction efficiency.

An organic light-emitting display including a substrate, an insulating layer on the substrate, the substrate and the insulating layer having an opening therethrough penetrating, a pixel array on the insulating layer, the pixel array including a plurality of pixels that surround the opening, a first pixel adjacent to the opening from among the plurality of pixels includes a pixel electrode layer, an intermediate layer on the pixel electrode layer, and an opposite electrode layer on the intermediate layer, and a stepped portion on the substrate and adjacent to the opening, the stepped portion having an under-cut step, wherein the intermediate layer including an organic emission layer, and wherein at least one of the intermediate layer and the opposite electrode layer extends toward the opening and is disconnected by the stepped portion.

An organic light-emitting display including a substrate, an insulating layer on the substrate, the substrate and the insulating layer having an opening therethrough penetrating, a pixel array on the insulating layer, the pixel array including a plurality of pixels that surround the opening, a first pixel adjacent to the opening from among the plurality of pixels includes a pixel electrode layer, an intermediate layer on the pixel electrode layer, and an opposite electrode layer on the intermediate layer, and a stepped portion on the substrate and adjacent to the opening, the stepped portion having an under-cut step, wherein the intermediate layer including an organic emission layer, and wherein at least one of the intermediate layer and the opposite electrode layer extends toward the opening and is disconnected by the stepped portion.