A method for manufacturing a display device, includes discharging ink containing a solvent onto a substrate to form a preliminary functional layer, providing a temperature control member on a lower surface of the substrate, providing a drying member having a plurality of thermally conductive balls on an upper surface of the substrate, and drying the preliminary functional layer by the drying member.

The present disclosure provides a display panel and a manufacturing method thereof, and a display device. The display panel includes a base substrate, a light shielding layer and a pixel definition layer which are provided on the base substrate in turn; the light shielding layer includes an imaging pinhole; the display panel further includes a plurality of fingerprint recognition sensors arranged in an array, the fingerprint recognition sensors are provided on the base substrate; the light shielding layer is provided on a light incoming side of the fingerprint recognition sensors; a minimum distance between the imaging pinhole and the organic light emitting layer in the red sub-pixel is less than a minimum distance between the imaging pinhole and the organic light emitting layer in the green sub-pixel, and is also less than a minimum distance between the imaging pinhole and the organic light emitting layer in the blue sub-pixel.

According to one embodiment, a display device comprises a first lower electrode, a rib including a first pixel aperture, a partition including a lower portion on the rib and an upper portion protruding from a side surface of the lower portion, a first upper electrode, and a first organic layer between the first lower electrode and the first upper electrode. The lower portion includes a bottom layer and a stem layer on the bottom layer. The bottom layer is formed of a material which has a smaller etching rate to a mixed acid containing phosphoric acid, nitric acid, and acetic acid than the stem layer and which is conductive.

According to one embodiment, a display device includes a lower electrode, a rib, a partition including a lower portion which is provided on the rib and is formed of a conductive material, and an upper portion which is provided on the lower portion and protrudes from a side surface of the lower portion, an organic layer provided on the lower electrode, an upper electrode which covers the organic layer and is in contact with the lower portion of the partition, a sealing layer which covers the upper electrode, and a common sealing layer formed of an inorganic insulating material and provided over a broader range than the sealing layer above the sealing layer. The sealing layer is formed of silicon nitride or a transparent oxide.

Provided are a display panel and a display device. The display panel includes a first display region and a second display region. The first display region includes a plurality of first sub-pixels. The second display region includes a plurality of second sub-pixels. The first sub-pixel includes a first-type first sub-pixel. The second sub-pixel includes a first-type second sub-pixel. The emitted color of the first-type first sub-pixel is the same as the emitted color of the first-type second sub-pixel. The first-type first sub-pixel includes a first anode. The first-type second sub-pixel includes a second anode. The area of the first anode is less than the area of the second anode.

A display apparatus includes a substrate including a display area and a non-display area; a gate line and a data line disposed on the substrate, wherein the gate line and the data line intersect each other; a plurality of light-emitting elements disposed on the gate line and the data line, wherein each of the plurality of light-emitting elements includes a first electrode, a light-emissive layer, and a second electrode; a first thin-film transistor and a second thin-film transistor disposed under each of the plurality of light-emitting elements; and a light-blocking layer disposed on the first thin-film transistor or the second thin-film transistor, wherein the light-blocking layer and the first electrode are disposed at the same vertical level, wherein the light-blocking layer overlaps at least one of the first thin-film transistor or the second thin-film transistor.

A high-resolution display device and a manufacturing method thereof are provided. The display device includes a first insulating layer, a first light-emitting element and a second light-emitting element over the first insulating layer, a third insulating layer located to be over and cover the first light-emitting element, and a fifth insulating layer located to be over and cover the second light-emitting element. The first light-emitting element and the second light-emitting element emit light of different colors. A first groove and a second groove are provided in a region that is in the first insulating layer and between the first light-emitting element and the second light-emitting element. Part of the third insulating layer is embedded in the first groove, and part of the fifth insulating layer is embedded in the second groove.

A method for manufacturing a display apparatus having high display quality is provided. A method for manufacturing a display apparatus including first to third insulators, first and second conductors, and first and second EL layers is provided. The first conductor is formed over the first insulator, and the second insulator is formed over the first insulator and over the first conductor. A first opening portion reaching the first conductor is formed in the second insulator. A sacrificial layer is formed over the second insulator and over a bottom surface of the first opening portion, and a resist is applied over the sacrificial layer. Light exposure and development are performed on the resist, so that a second opening portion reaching the sacrificial layer is formed in a region overlapping with the first conductor. A third opening portion is formed in a region of a bottom surface of the second opening portion, and the first EL layer is formed over the resist, over the sacrificial layer, and over the first conductor. Then, the resist and the sacrificial layer are removed, whereby the first EL layer over the resist and over the sacrificial layer is removed. The second EL layer is formed over the first EL layer and over the second insulator, and the second conductor and the third insulator are formed in order over the second EL layer.

Openings, which are provided on the inner sides of anode electrodes formed in a display region, are larger than openings, which are provided on the inner sides of anode electrodes formed in a peripheral display region. A light-emitting layer formed in the display region has equal shape and equal size to a light-emitting layer formed in the peripheral display region.

A display device includes: a display panel having a display area; a protective cover disposed on a surface of the display panel in a position overlapping the display area, the protective cover having an opening overlapping the display area and extending in a thickness direction opposite from the display panel, the protective cover including a first layer; and a fingerprint sensor disposed at least partially in the opening.