Provided are a display apparatus including: a substrate; a pixel circuit disposed over the substrate and comprising a thin film transistor and a storage capacitor; an insulating layer covering the pixel circuit; a bridge electrode disposed over the insulating layer and electrically connected to the pixel circuit through a contact hole formed in the insulating layer; a pixel electrode disposed over the insulating layer and electrically connected to the bridge electrode; a pixel definition layer disposed over the pixel electrode and including an opening overlapping a portion of the pixel electrode; an opposite electrode over the pixel electrode; and an emission layer disposed between the pixel electrode and the opposite electrode, wherein the pixel electrode does not overlap the contact hole of the insulating layer in a plan view.

An organic light-emitting diode display device and a manufacturing method thereof are disclosed. More particularly, an organic light-emitting diode display device, including a reflective metal having an at least partially non-flat upper surface, may realize a high-luminance micro-display with improved reflectivity, while preventing the reflective metal from being damaged during subsequent processing.

Disclosed is an organic light-emitting diode display device. More particularly, an organic light-emitting diode display device including a multilayer dielectric film between a reflective metal and an anode is disclosed. The multilayer film includes alternating layers of dielectric materials having different refractive indices, thereby improving reflectivity, while preventing damage to the reflective metal in subsequent processing.

A display device includes a substrate including a display area and a non-display area; a first overcoating layer disposed on the substrate and including a base portion and a protruding portion protruding from the base portion; a first hydrogen blocking layer disposed on a top surface of the protruding portion in the display area; a first electrode covering the base portion and the first hydrogen blocking layer; a bank disposed on a part of the first electrode; an organic layer disposed on the first electrode and the bank; and a second electrode disposed on the organic layer.

A light emitting element includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the hole transport region includes a first hole transport layer disposed adjacent to the first electrode and including a first amine compound having a first refractive index, a second hole transport layer disposed between the first hole transport layer and the emission layer, and including a second amine compound having a second refractive index greater than the first refractive index, and a third hole transport layer disposed between the second hole transport layer and the emission layer, and including a third amine compound having a third refractive index less than the second refractive index, thereby having high luminous efficiency.

According to one embodiment, a display device includes a first insulating layer, a bottom electrode provided on the first insulating layer, a second insulating layer provided on the first insulating layer and having an opening penetrating to the bottom electrode, an adhesive layer provided in the opening, having conductivity and being in contact with the bottom electrode, a reflecting electrode attached to the adhesive layer, an organic layer including a light emitting layer and provided on the reflecting electrode, a third insulating layer provided on the second insulating layer, and covering a side surface of the reflecting electrode and a side surface of the organic layer, and a top electrode provided on the organic layer and the third insulating layer.

According to one embodiment, a display device includes a first insulating layer, a bottom electrode provided on the first insulating layer, a second insulating layer provided on the first insulating layer and having an opening penetrating to the bottom electrode, an adhesive layer provided in the opening, having conductivity and being in contact with the bottom electrode, a reflecting electrode attached to the adhesive layer, an organic layer including a light emitting layer and provided on the reflecting electrode, a third insulating layer provided on the second insulating layer, and covering a side surface of the reflecting electrode and a side surface of the organic layer, and a top electrode provided on the organic layer and the third insulating layer.

A display panel, a manufacturing method thereof, and an electronic device are provided. The panel includes a thickness of a first setting film layer of each of the colored organic light-emitting units of each color is an odd multiple of a half wavelength of the light of the corresponding color, and/or a thickness of a second setting film layer of each of the colored organic light-emitting units is an even multiple of the half wavelength of the light of the corresponding color, wherein the second setting film layer is close to a light-emitting side of the display panel, and the first setting film layer is disposed below the second setting film layer.

An organic light-emitting display (OLED) panel includes a substrate and a light-emitting pixel array disposed on the substrate and including a plurality of light-emitting pixels, each of the plurality of light-emitting pixels includes a concave structure, a light-emitting layer, a planarization layer, and a convex microlens which are sequentially stacked up and aligned up on the substrate in such a manner that light emitted in an angle perpendicular to the light-emitting layer on the concave structure pass through an focal point of the convex microlens.

An electronic device is provided. The electronic device includes a substrate, an inorganic layer, and an organic layer. The substrate has a recess with a side portion. The inorganic layer is disposed on the substrate. The organic layer is disposed on the inorganic layer, wherein the organic layer and the inorganic layer have an interface, the interface includes a first part corresponding to the side portion of the recess, and the first part has a curved profile.