A display device with a high level of immersion or realistic sensation is provided. The display device includes a display portion capable of full-color display, a communication portion having a wireless communication function, and a wearing portion having a function of being worn on a head. The display portion includes a subpixel including a light-emitting device and a coloring layer transmitting blue light. The light-emitting device contains a first light-emitting material emitting blue light and a second light-emitting material emitting light having a longer wavelength than blue light. The light-emitting device includes a first light-emitting unit, a charge-generation layer, and a second light-emitting unit that are stacked in this order. In an emission spectrum obtained with the display portion performing blue display at low luminance, when the intensity of a first emission peak at a wavelength higher than or equal to 400 nm and lower than 500 nm is regarded as 1, the intensity of a second emission peak at a wavelength higher than or equal to 500 nm and lower than or equal to 700 nm in the emission spectrum is lower than or equal to 0.5.

A display device including a base layer including a display area and a non-display area, the display area including a first emission area, a second emission area, a third emission area, and multiple non-emission areas. The display device also including, a pixel defining film exposing upper surfaces of each of the first to third lower electrodes, a conductive partition wall disposed on the pixel defining film and surrounding the third emission area in a plan view, a common emission pattern disposed on a first lower electrode and a second lower electrode and overlapping areas of the first emission area, the second emission area, and one of the non-emission areas disposed between the first emission area and the second emission area, and an auxiliary emission pattern disposed on the third lower electrode and overlapping the third emission area.

An embodiment provides a display device including transistors disposed on a substrate; an insulating layer disposed on the transistors; a first electrode disposed on the insulating layer and electrically connected to at least one of the transistors; a partition wall disposed on the insulating layer, and a common layer disposed on the partition wall and the first electrode, wherein the partition wall includes a groove, the groove has a shape having an inner width wider than an inlet width, and the common layer is disposed inside the groove.

A display substrate and a manufacturing method thereof, and a display device, relate to the technical field of displaying. The display substrate includes a base substrate; a pixel defining layer; and a common transport layer arranged at one side of the pixel defining layer away from the base substrate, including a first blocking pattern and first transport patterns located at two sides of the first blocking pattern; the first blocking pattern and the first transport pattern at least including one identical element, material structures of the first blocking pattern and the first transport pattern are different, and a lateral resistance of the first blocking pattern is greater than a lateral resistance of the first transport pattern.

A display substrate and a manufacturing method thereof, and a display device relate to the technical field of displaying. The display substrate includes a base substrate; a pixel defining layer arranged at one side of the base substrate, the pixel defining layer is configured for defining a plurality of opening areas, and the opening area is configured for arranging a light emitting device; and a common transport layer arranged at one side of the pixel defining layer away from the base substrate; a surface of one side away from the base substrate of the pixel defining layer between at least two adjacent opening areas is covered by the common transport layer, and at least part of a side face of the pixel defining layer facing at least one opening area is not covered by the common transport layer.

A display substrate and a preparation method thereof, a preparation apparatus and a display apparatus are provided, which relate to the technical field of display. The display substrate includes a plurality of light-emitting areas and non-light-emitting areas surrounding respective light-emitting areas. The display substrate includes: a base substrate; a light-emitting functional layer disposed at a side of the base substrate, the light-emitting functional layer including a light-emitting material located in the plurality of light-emitting areas and the non-light-emitting areas. The light-emitting material in the non-light-emitting areas is doped with destructive ions, and the destructive ions are configured for destroying luminescent characteristics of the light-emitting material in the non-light-emitting area.

One embodiment of the present invention provides a novel display apparatus that is highly convenient or reliable. A plurality of pixel regions (also referred to as display regions) are combined to obtain a display apparatus for components inside a motor vehicle. Specifically, a display with a curved display surface is installed as a vehicle interior of a motor vehicle or the like. A wiring layer is provided in a support body having a curved surface, and the wiring layer and part of a signal line in a pixel region are electrically connected to each other. Moreover, by using a structure in which a plurality of adjacent pixel regions overlap with each other so as to have a small gap therebetween, a joint between the pixel regions is made less noticeable, and preferably invisible.

A light-emitting apparatus including a light-emitting device A and a light-emitting device B is provided. The light-emitting device A includes a first electrode A, a second electrode A, a light-emitting layer A interposed between the first electrode A and the second electrode A, a first layer A interposed between the first electrode A and the light-emitting layer A, and a second layer A interposed between the first layer A and the light-emitting layer A. The light-emitting device B includes a first electrode B, a second electrode B, a light-emitting layer B interposed between the first electrode B and the second electrode B, a first layer B interposed between the first electrode B and the light-emitting layer B, a second layer B positioned between the first layer B and the light-emitting layer B, and a third layer B interposed between the first electrode B and the light-emitting layer B. The light-emitting layer A contains a light-emitting substance A. The light-emitting layer B contains a light-emitting substance B. The emission peak wavelength of the light-emitting substance A is shorter than the emission peak wavelength of the light-emitting substance B. The first layer A and the first layer B contain the same material. The second layer A and the second layer B contain the same material. The ordinary refractive index of the first layer A is lower than the ordinary refractive index of the second layer A at the emission peak wavelength of the light-emitting substance A. The ordinary refractive index of the first layer B is lower than the ordinary refractive index of the second layer B at the emission peak wavelength of the light-emitting substance B. The third layer B is positioned between the first electrode B and the first layer B, between the first layer B and the second layer B, or between the second layer B and the light-emitting layer B.

A display device includes a substrate; a display region located on the substrate and provided with a plurality of pixels each including a plurality of subpixels; a non-display region located on the substrate, including a plurality of dummy subpixels provided along an end portion of the display region, and continued from the display region; a plurality of lower electrodes; a charge transfer layer; and an upper electrode. The plurality of subpixels provided in the display region each include a light-emitting element including the lower electrode, the charge transfer layer, a light-emitting layer, and the upper electrode in that order from the substrate side, and the plurality of dummy subpixels provided in the non-display region each include a non-emitting charge transfer element including the lower electrode, the charge transfer layer, and the upper electrode in that order from the substrate side.

Display unevenness in a display panel is suppressed. A display panel with a high aperture ratio of a pixel is provided. The display panel includes a first pixel electrode, a second pixel electrode, a third pixel electrode, a first light-emitting layer, a second light-emitting layer, a third light-emitting layer, a first common layer, a second common layer, a common electrode, and an auxiliary wiring. The first common layer is positioned over the first pixel electrode and the second pixel electrode. The first common layer has a portion overlapping with the first light-emitting layer and a portion overlapping with the second light-emitting layer. The second common layer is positioned over the third pixel electrode. The second common layer has a portion overlapping with the third light-emitting layer. The common electrode has a portion overlapping with the first pixel electrode with the first common layer and the first light-emitting layer provided therebetween, a portion overlapping with the second pixel electrode with the first common layer and the second light-emitting layer provided therebetween, a portion overlapping with the third pixel electrode with the second common layer and the third light-emitting layer provided therebetween, and a portion in contact with a top surface of the auxiliary wiring.