A display substrate, a preparation method and a brightness compensation method therefor, and a display apparatus are provided. The display substrate includes a drive structure layer disposed on a substrate, a light-emitting element disposed on the drive structure layer, and a light detection unit which is disposed on the light-emitting element and is configured to detect the brightness of the light-emitting element, wherein the drive structure layer includes a pixel drive circuit, the light-emitting element includes a first electrode, an organic functional layer and a second electrode which are stacked on the drive structure layer, and the first electrode is connected to the pixel drive circuit; and the light detection unit includes a third electrode, a photosensitive active layer and a fourth electrode which are stacked.

A display screen and a method for display control are provided in the disclosure. The display screen includes an emissive display assembly, a reflective liquid crystal display assembly, and a controller. The controller is configured to acquire a brightness value of current ambient light, and according to a variation in the brightness value of the ambient light, control the emissive display assembly to work to emit light for display, and/or control the reflective liquid crystal display assembly to work to use the ambient light for display.

According to one embodiment, a manufacturing method of a display device includes preparing a processing substrate by forming a lower electrode, forming a rib, and forming a partition including a lower portion and an upper portion, forming an organic layer on the lower electrode, forming an upper electrode on the organic layer, forming a first transparent layer on the upper electrode, and forming a second transparent layer on the first transparent layer. The first transparent layer and the second transparent layer are formed of organic materials different from each other. A refractive index of the second transparent layer is less than a refractive index of the first transparent layer.

According to one embodiment, a manufacturing method of a display device includes preparing a processing substrate by forming a lower electrode, forming a rib, and forming a partition including a lower portion and an upper portion, forming an organic layer on the lower electrode, forming an upper electrode on the organic layer, forming a first transparent layer on the upper electrode, and forming a second transparent layer on the first transparent layer. The first transparent layer and the second transparent layer are formed of organic materials different from each other. A refractive index of the second transparent layer is less than a refractive index of the first transparent layer.

In one embodiment, a pixel for an image sensor includes a first subpixel and a second subpixel stacked on top of the first subpixel. Each of the first and second subpixels include a polygon shape. Each of the first and second subpixels include a photodetector layer, a transparent cathode layer, and a transparent anode layer.

A display device includes a display region and a non-display region. First lines are between the substrate and the first insulating layer in the non-display region. Second lines are on a first insulating layer in the non-display region and are alternately disposed with the first lines. A second insulating layer is over the second lines and has a surface unevenness formed by the first and second lines. Third lines are over the second insulating layer and intersect the first lines and the second lines. First insulating patterns are on the second insulating layer and serve to planarize the surface unevenness. The first insulating patterns are between at least adjacent third lines in a plan view.

A display device includes a display region and a non-display region. First lines are between the substrate and the first insulating layer in the non-display region. Second lines are on a first insulating layer in the non-display region and are alternately disposed with the first lines. A second insulating layer is over the second lines and has a surface unevenness formed by the first and second lines. Third lines are over the second insulating layer and intersect the first lines and the second line. First insulating patterns are on the second insulating layer and serve to planarize the surface unevenness. The first insulating patterns are between at least adjacent third lines in a plan view.

A display device includes: a display unit including a plurality of light emitting areas, plurality of thin film transistors, and organic light emitting elements; an input sensing unit including a plurality of sensing electrodes and disposed on the display unit, wherein the plurality of sensing electrodes includes a plurality of openings; and an anti-reflection member. Each of the organic light emitting elements includes: a first electrode disposed above a first thin film transistor of the thin film transistors and connected to the first thin film transistor through a contact hole; a light emitting layer disposed on the first electrode and overlapping a first light emitting area of the light entitling areas; and a second electrode. Each of the light emitting areas is exposed by a corresponding opening of the plurality of openings, and the plurality of sensing electrodes overlaps with the contact holes.

The present disclosure relates to a display panel, a control method thereof, and a display device. The display panel includes a substrate and a plurality of pixel units. A plurality of pixel units is on the substrate; each pixel unit includes a sub-pixel unit, a control unit, and a protection unit. The control unit is electrically connected to the sub-pixel unit. After the sub-pixel unit is in the display state, the protection unit is configured to prevent the control unit from receiving an interference signal.

The present disclosure discloses an AMOLED display panel, including a TFT array substrate and sub-pixels arranged in an array on the TFT array substrate, wherein each sub-pixel includes a first light-emitting region and a second light-emitting region which have a same emissive layer structure, one of the first light-emitting region and the second light-emitting region is a top light-emitting structure and the other is a bottom light-emitting structure; the first light-emitting region is for displaying an image, a light-detecting member is disposed on a light-emitting surface of the second light-emitting region, the light-detecting member is configured to detect a light-emitting luminance of the second light-emitting region to determine whether the sub-pixels need to perform brightness compensation and a corresponding brightness compensation value. The present disclosure also discloses a display device including a driving module and an AMOLED display panel as described above.