A display panel includes a base layer, a first thin film transistor on the base layer, a second thin film transistor electrically coupled to the first thin film transistor, and a light emitting element electrically coupled to the second thin film transistor. The first thin film transistor includes a first semiconductor pattern on the base layer, a first barrier pattern on the first semiconductor pattern and including a gallium (Ga) oxide and a zinc (Zn) oxide, and a first control electrode on the first barrier pattern and overlapping the first semiconductor pattern. Accordingly, a signal transmission speed of the display panel may be improved, and electrical characteristics and reliability of the thin film transistor included in the display panel may be improved.

A display device includes a display area including a first light-emitting area and a second light-emitting area; a peripheral area adjacent to the display area; pixels which emit incident light; an encapsulation layer covering the pixels; a first color-converting pattern corresponding to the first light-emitting area and having a refractivity; a transmission pattern corresponding to the second light-emitting area and through which the incident light is transmitted; a low refractivity layer is in the display area and facing the encapsulation layer with each of the first color-converting pattern and the transmission pattern therebetween, the low refractivity layer including: a resin and a hollow particle which define a refractivity lower than the refractivity of the first color-converting pattern; and a first dam structure in the peripheral area and spaced apart from the display area, the first dam structure and the transmission pattern being portions of a same material layer.

A compound of Formula 1, as disclosed herein, is useful in an organic light emitting device and apparatuses including the same.

A display device includes a flexible substrate, a display device layer, a polarizing plate, and a warpage suppressing member. The flexible substrate has a front surface on a front surface side and a back surface on a back surface side. The display device layer is provided on the front surface side of the flexible substrate and includes a self-luminescent element. The polarizing plate is opposed to the flexible substrate across the display device layer and has a predetermined dimensional change characteristic corresponding to environmental change. The warpage suppressing member is provided on the back surface side of the flexible substrate and has a dimensional change characteristic of the same tendency as the dimensional change characteristic of the polarizing plate. The warpage suppressing member is configured to cancel at least a portion of warping stress of the polarizing plate to be applied to the flexible substrate.

A method of manufacturing a flexible OLED module includes: forming a polymer layer on one surface of a base substrate; forming a thin glass sheet on one surface of the polymer layer; forming multiple OLED elements on one surface of the thin glass sheet; forming a protective layer on one surface of the thin glass sheet to cover the OLED elements; separating the base substrate and the polymer layer from each other through separation of the sacrificial layer by laser lift-off (LLO); and cutting the thin glass sheet and the protective layer to provide multiple unit OLED modules each including the OLED element.

An optical filter including a plurality of color areas and a surrounding area includes a substrate, a first optical layer on the substrate and including a first to third color filter respectively in a first to third color area, a second optical layer including a first color conversion portion, a second color conversion portion and a light transmission portion respectively overlapping the first color filter, the second color filter and the third color filter, and a light blocking layer, where the light blocking layer includes a body portion in the surrounding area including a light blocking material, and the body portion surrounds both a first and a second opening. The first and second color area are adjacent to each other and an area between the first and the second color area correspond to the first opening, and the third color area corresponds to the second opening.

A display device includes (i) a substrate having a first area, a second area, and a bending area located between the first area and the second area, where the substrate is bent along a bending axis in the bending area, the substrate includes a thin portion at an edge portion of the bending area, and the thin portion extends from the second area to the first area and has a thickness less than a thickness of the substrate at a center of the bending area; and (ii) an inorganic insulating layer over the substrate, where the inorganic insulating layer exposes the thin portion in the bending area.

A display device includes a first substrate having a display area and a peripheral area, the first substrate including a first inclined surface disposed at an outer portion of the peripheral area and being angled relative to the first substrate in the display area; a pixel structure disposed on the first substrate in the display area; a second substrate disposed on the pixel structure; a first electrode disposed on the first inclined surface and between the first substrate and the second substrate; and a second electrode disposed on sides of the first and second substrates, the second electrode being in contact with the first electrode.

A display apparatus includes a display area, a non-display area surrounding the display area, and a bending area formed in at least one side of the non-display area. The display apparatus includes a first glass substrate provided in the display area, a second glass substrate provided in the non-display area, and a flexible substrate provided to overlap the bending area.

A transparent display device is disclosed, which may reduce a yellowish phenomenon in a non-display area. The transparent display device comprises a substrate provided with a display area in which a plurality of subpixels are disposed, and a non-display area adjacent to the display area, a gate driver provided in the non-display area over the substrate, including a plurality of stages, a metal line provided between the gate driver and the display area, and a trench provided between the metal line and the display area.