A display panel includes at least one pixel unit. The pixel unit includes a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel. The first, second, third and fourth sub-pixels include a first color filter portion, second color filter portion, a third color filter portion and a fourth color filter portion, respectively. The first, second and third color filter portions are configured to emit light of three primary colors. A material of the fourth color filter portion includes at least one light conversion material configured to convert a portion of light directed to the fourth color filter portion into light of at least one primary color. The light of at least one primary color is capable of being mixed with another portion of the light directed to the fourth color filter portion to generate white light.

Provided is an electronic device including a substrate, a first metal layer, an electronic component, a cover layer, and an adhesive layer. The first metal layer is formed on the substrate. The electronic component is disposed on the substrate and electrically connected to the first metal layer. The adhesive layer is adhered to the substrate and the cover layer.

A viewing angle switchable display device can include a display panel including first, second, and third sub-pixels, each of the first, second, and third sub-pixels having a first emission area and a second emission area spaced apart from the first emission area; and a lens layer disposed over the display panel and including a first type of lens corresponding to the first emission area and a second type of lens corresponding to the second emission area, in which the first type of lens has a different shape than the second type of lens. Also, the display panel is configured to display an image according to a wide view mode via the first emission area and the first type of lens, and display the image according to a narrow view mode via the second emission area and the second type of lens.

The present disclosure relates to a display device comprising a spacer and a manufacturing method thereof. The display device according to an embodiment of the present disclosure includes a thin film transistor disposed on a substrate, a bank disposed on the thin film transistor, and a spacer structure assembly including at least two spacers disposed on the bank. A first separation distance between a first separator and a second separator, among the spacers, at a first area of the display device is different from a second separation distance between the first separator and the second separator at a second area of the display device.

The disclosure provides an OLED display substrate, a manufacturing method thereof, and a display device, wherein the OLED display substrate is provided with a display area and an edge area surrounding the display area, the OLED display substrate includes a back plate and a pixel-defining layer on the back plate, and a protrusion is provided on the back plate at the edge area of the OLED display substrate.

A display panel and a display apparatus. The display panel includes a first display area including a light-transmitting display area. The display panel includes: a substrate; a pixel definition layer disposed on the substrate; a plurality of first spacers disposed on a side of the pixel definition layer facing away from the substrate, the first spacers being positioned in the first display area; a cover plate disposed on a side of the first spacers facing away from the substrate. The first display area includes at least two sub-areas sequentially arranged along a direction from center to edge. In one of the sub-areas on the substrate to an area of the one of sub-areas is different from another proportion of a total area of orthographic projections of first spacers in another one of the sub-areas to an area of the another one of the sub-areas.

A display device includes: a display layer in which a plurality of light emitting regions are defined; a barrier rib disposed on the display layer and having a plurality of first openings overlapping the plurality of light emitting regions defined therein; and a plurality of optical patterns disposed in the plurality of first openings. The barrier rib may include a first portion around the plurality of first openings and a second portion spaced apart from the plurality of first openings with the first portion therebetween, and the first portion may be more liquid repellent than the second portion.

An electroluminescent display device includes a substrate having a display area surrounding a through-hole, and a non-display area disposed between the display area and the through-hole, a thin-film transistor disposed on an upper portion of the display area and a light-emitting element connected to the thin-film transistor, a plurality of insulating layers disposed between the substrate and the thin-film transistor, a planarization layer disposed between the thin-film transistor and the light-emitting element, and at least one anti-connection part disposed in the non-display area and including the plurality of insulating layers and the planarization layer, in which the planarization layer and the plurality of insulating layers, which constitute the anti-connection part, and each of the planarization layer and the plurality of insulating layers has an undercut shape in which a bottom surface is narrower than a top surface, so that the light-emitting part of the light-emitting element is disconnected in the through-hole by the anti-connection part, thereby penetration of moisture through the light-emitting part may be inhibited.

A display panel and a display apparatus. The display panel includes: a base substrate with a display region including a first display region, and the display region has a first frame and a second frame opposite to each other, a through hole, penetrating through the base substrate, wherein a distance between a center of the through hole and the first frame is smaller than a distance between the center of the through hole and the second frame; and a plurality of spacers, located on a side of the base substrate, wherein the first display region includes a region between the through hole and the first frame, and a distribution density of the spacers in the first display region is larger than a distribution density of the spacers between the through hole and the second frame.

A display device includes a first substrate, a second substrate disposed on the first substrate, a display disposed on the first substrate, a sealant disposed between the first substrate and the second substrate along an outer portion of the second substrate and attaching the first substrate to the second substrate together, and a filler disposed in a space defined by the first substrate, the second substrate and the sealant. The filler is spaced apart from an inner surface of the sealant with an empty space disposed therebetween. An edge of the filler is inclined with respect to a first surface of the second substrate.