Abstract: A display substrate and a display device. The display substrate comprises a base substrate and at least two first electrodes provided on one side of the base substrate and spaced apart; a pixel film layer is provided on the sides of the first electrodes away from the base substrate; a spacing area is formed between the adjacent first electrodes; an isolation recess is formed on the side of the spacing area away from the base substrate; the isolation recess electrically cuts off the pixel film layer on the adjacent first electrodes.

Abstract: The present disclosure discloses a stretch display device and a preparation method. The method includes providing a substrate on which a flexible substrate is disposed, and a film layer constituting a thin film transistor disposed on a side of the flexible substrate away from the substrate, the film layer being away from the flexible substrate. One side defines a plurality of pixel regions; a hollow portion is formed between adjacent two of the pixel regions, the hollow portion penetrates through the film layer and the flexible substrate; and thermal separation is provided in the hollow portion via a gel; a light-emitting element is disposed in the pixel region, and an encapsulating film layer is disposed on a side of the light-emitting element and the thermal separation gel away from the flexible substrate; heating the thermal separation gel, and the flexible liner. The bottom and the substrate are peeled off.

Abstract: The present disclosure provides a display panel, a manufacture method therefor, and a display device. The display panel of the present disclosure has: a base substrate having a display area and a peripheral area surrounding the display area; first sub-pixels, second sub-pixels and third sub-pixels disposed in the display area; and a separating insulated layer disposed at a side of the base substrate, an orthographic projection of the separating insulated layer on the base substrate at least covering the display area; wherein the first sub-pixels are disposed at a side of the separating insulated layer away from the base substrate, and the second sub-pixels and the third sub-pixels are disposed between the separating insulated layer and the base substrate.

Abstract: A display substrate having a plurality of subpixels is provided. The display substrate includes a base substrate; and a pixel definition layer defining a plurality of subpixel apertures. The pixel definition layer includes a smart material sub-layer comprising a smart insulating material. The display substrate in a respective one of the plurality of subpixels includes an organic light emitting layer in a respective one of the plurality of subpixel apertures.

Abstract: Disclosed is a method for manufacturing a display panel including: forming a base structure in a target region on a base substrate; forming a display structure layer on the base substrate on which the base structure is formed; forming an annular groove in the display structure layer in a region which an orthographic projection of the base structure on the display structure layer falls within, the base structure being exposed in the annular groove; and removing the base structure surrounded by the annular groove to separate the display structure layer surrounded by the annular groove from the base substrate.

Abstract: Embodiments of the present disclosure provide an OLED device, a method of manufacturing the OLED device, and a display panel. The OLED device comprises: a substrate, a first electrode layer, a color filter layer, a light emitting layer and a second electrode layer. The first electrode layer is one of an anode layer or a cathode layer and comprises: a first sub-electrode layer disposed on the substrate; and a second sub-electrode layer electrically connected with the first sub-electrode layer. The color filter layer is disposed on the first sub-electrode layer and the second sub-electrode layer is disposed on the color filter layer. The second electrode layer is the other of the anode layer or the cathode layer and the light emitting layer is disposed between the second electrode layer and the second sub-electrode layer of the first electrode layer.

Abstract: A display panel comprises a driving substrate (1), a light-emitting layer (2) and a light guide layer (3); the light-emitting layer (2) is arranged on one side of the driving substrate (1) and comprises a plurality of front light-emitting units (21) and a plurality of rear light-emitting units (22), each of the rear light-emitting units (22) comprising a light source part (221) and a light extracting part (222), and the front light-emitting units (21) and the light source parts (221) being configured for emitting light towards a side away from the driving substrate (1); and the light guide layer (3) comprises a plurality of light guide parts (31), each light guide part (31) being configured to guide light emitted by the light source part (221) of a corresponding rear light-emitting unit (22) to the light extracting part (222).

Abstract: The present disclosure provides a flexible base substrate, a display panel and a display device, and belongs to the field of display technologies. The flexible base substrate includes at least one substrate unit each having a middle region and an edge region; wherein the flexible base substrate includes: a first flexible layer, a second flexible layer, and an isolation layer disposed between the first flexible layer and the second flexible layer; the isolation layer includes a first surface in contact with the first flexible layer, and a second surface in contact with the second flexible layer; and wherein at least one of the first surface and the second surface has a segment difference on two sides of a junction between the middle region and the edge region.

Abstract: An organic electroluminescent device comprises an anode, a first organic light emitting layer, an exciton control layer, a second organic light emitting layer, and a cathode that are successively stacked, wherein the first organic light emitting layer comprises a hole transport type host material and a first doped material; the exciton control layer is provided on the surface of the first organic light emitting layer away from the anode; the exciton control layer comprises a first hole transport material and a first electron transport material; the second organic light emitting layer comprises an electron transport type host material and a second doped material; the cathode is provided on the side of the second organic light emitting layer away from the anode; and one of the first doped material and the second doped material is a fluorescence-doped material, and the other is a phosphorescence-doped material.

Abstract: A light emitting element, includes a first light emitting layer and a second light emitting layer sequentially stacked; and an intermediate layer between the first light emitting layer and the second light emitting layer, and being in direct contact with the first light emitting layer on one side and in direct contact with the second light emitting layer on another side. Each of the intermediate layer, the first light emitting layer, and the second light emitting layer includes a same host material. The intermediate layer is a non-light emitting layer, and is an undoped layer absent of a dopant for emitting light. The light emitting element is configured to emit a composite light including the first light of the first wavelength range and the second light of the second wavelength range. The first wavelength range includes wavelength longer than the second wavelength range.

Abstract: Embodiments of the present disclosure provide an OLED device, a method of manufacturing the OLED device, and a display panel. The OLED device comprises: a substrate, a first electrode layer, a color filter layer, a light emitting layer and a second electrode layer. The first electrode layer is one of an anode layer and a cathode layer and comprises: a first sub-electrode layer disposed on the substrate; and a second sub-electrode layer electrically connected with the first sub-electrode layer. The color filter layer is disposed on the first sub-electrode layer and the second sub-electrode layer is disposed on the color filter layer. The second electrode layer is the other of the anode layer and the cathode layer and the light emitting layer is disposed between the second electrode layer and the second sub-electrode layer of the first electrode layer.

Abstract: A method of monitoring the closed system includes performing a page capturing on a web page of the closed system, searching from a captured page, according to configuration information of data to be monitored of the closed system, a text content corresponding to the data to be monitored, and converting the text content corresponding to the data to be monitored into monitored data which a system monitoring platform is capable of recognizing, and storing the monitored data.

Abstract: A display panel having a plurality of subpixels is provided. The display panel includes a base substrate; a plurality of light emitting elements on the base substrate; and a quantum dot layer on a side of the plurality of light emitting elements away from the base substrate. A respective one of the plurality of light emitting elements includes a first light emitting layer and a second light emitting layer sequentially stacked. The first light emitting layer is configured to emit a first light of a first wavelength range. The second light emitting layer is configured to emit a second light of a second wavelength range. The plurality of light emitting elements are configured to respectively emit a composite light. The quantum dot blocks of different colors are configured to respectively convert the composite light into light of different colors respectively in different subpixels.

Abstract: A display panel, a method for manufacturing the same, and a method for driving the same are provided, the display panel includes a base substrate; a plurality of pixel units on the base substrate; and a controller, at least one pixel unit comprising: a light-emitting element; a reflective layer provided on a light output side of the light-emitting element and configured to receive and reflect light emitted by the light-emitting element to generate reflected light; and an optical sensor configured to receive the reflected light and measure a light intensity of the reflected light, wherein the controller is configured to adjust a light-emitting intensity of the light-emitting element based on the light intensity, wherein the light-emitting element comprises a light-emitting layer, an orthographic projection of the reflective layer on the base substrate does not overlap with an orthographic projection of the light-emitting layer on the base substrate.

Abstract: A light-emitting diode includes an anode layer, a hole injection layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injection layer and a cathode layer which are laminated sequentially. The light-emitting diode meets at least one of the following conditions: a refractive index of the hole transport layer is greater than a refractive index of the light-emitting layer; and a refractive index of the electron transport layer is greater than the refractive index of the light-emitting layer.

Abstract: Disclosed are a preparation method of a display panel, a display panel and a displaying device. The display panel comprises a plurality of first-color subpixels, and each first-color subpixel comprises a base, the base comprising a first driving electrode and a second driving electrode; a flat layer disposed on the side, near the first driving electrode and the second driving electrode, of the base; a patterned passivation layer and at least one first electrode disposed on the side, away from the base, of the flat layer, the first electrode being connected with the first driving electrode through via holes penetrating the flat layer; and at least one second electrode disposed on the side, away from the base, of the passivation layer, the second electrode being connected with the second driving electrode through via holes penetrating the passivation layer and the flat layer.

Abstract: The present disclosure provides a display panel and a method for manufacturing the same, a pixel light emitting compensation method, and a display apparatus. The display panel comprises a plurality of pixel units arranged in an array, wherein each of the pixel units comprises: an array substrate comprising a pixel driving circuit; a pixel defining layer disposed on a first surface of the array substrate and having a via hole wherein the first surface is far away from a substrate of the array substrate; a light emitting unit disposed in the via hole, wherein the light emitting unit is electrically connected to an output terminal of the pixel driving circuit, so that driving current output by the pixel driving circuit drives the light emitting unit to emit light; and a photoelectric converter configured to receive the light emitted by the light emitting unit.

Abstract: The present application provides a WOLED device and a preparation method thereof, a WOLED display panel. The WOLED device includes: an anode; a cathode, disposed opposite to the anode; a red-fluorescence emitting layer, disposed on a side of the anode close to the cathode; a green-fluorescence emitting layer, disposed on a side of the red-fluorescence emitting layer close to the cathode; an interlayer, disposed on a side of the green-fluorescence emitting layer; and a blue-fluorescence emitting layer, disposed on a side of the interlayer close to the cathode.

Abstract: A display panel having a plurality of subpixels is provided. The display panel includes a base substrate; a plurality of light emitting elements on the base substrate; and a quantum dot layer on a side of the plurality of light emitting elements away from the base substrate. A respective one of the plurality of light emitting elements includes a first light emitting layer and a second light emitting layer sequentially stacked. The first light emitting layer is configured to emit a first light of a first wavelength range. The second light emitting layer is configured to emit a second light of a second wavelength range. The plurality of light emitting elements are configured to respectively emit a composite light. The quantum dot blocks of different colors are configured to respectively convert the composite light into light of different colors respectively in different subpixels.

Abstract: The present disclosure relates to a display substrate. The display substrate may include a base substrate; and a plurality of pixels in a display area on the base substrate. At least one of the plurality of pixels includes a first sub-pixel and a third sub-pixel. The first sub-pixel may include an OLED component that emits light of a first color, the third sub-pixel may include a LED component that emits light of a third color, and the first color and the third color are different colors. All sub-pixels including OLED components may be disposed on a same side of the base substrate, and all sub-pixels including LED components may be disposed on another side of the base substrate opposite the side on which the OLED components are disposed.