Abstract: Disclosed are a display panel, a drive method therefor, and a display apparatus. By providing a light emergence angle adjustment structure (3) on a light emergence side of an organic light emitting device (12) and when an electric field is formed by applying different voltages on an electrode structure (31), on one respect, an electrical control material layer (32) of the light emergence angle adjustment structure (3) forms a convex lens structure under the action of the electric field, and the convex lens structure has the effect of concentrating an outputted light; and an another respect, the electrical control material layer (32) forms a concave lens structure under the action of the electric field, and the concave lens structure has the effect of dispersing an outputted light.

Abstract: A transparent displaying base plate and a transparent displaying device. The transparent displaying base plate includes a displaying layer (2) and a liquid-crystal grating layer (3) provided on one side of the displaying layer (2), the displaying layer (2) includes black matrixes (15) and displaying regions (A) defined by the black matrixes (15), the liquid-crystal grating layer (3) is provided with a backlight unit on one side that is further away from the displaying layer (2), and the backlight unit includes a backlight layer for exiting backlight light rays to the displaying layer (2), and at least a light focusing layer for focusing the backlight light rays directly facing the positions of the displaying regions (A) to the black matrixes (15).

Abstract: An optical device and a spectral detection apparatus are provided. The optical device includes an optical waveguide, including: a polychromatic light channel configured to transport a polychromatic light beam, and provided with a light incident surface for receiving the incident polychromatic light beam at an input end of the polychromatic light channel; a chromatic dispersion device arranged downstream from the polychromatic light channel in an optical path and configured to separate the polychromatic light beam from the polychromatic light channel into a plurality of monochromatic light beams; and a plurality of monochromatic light channels arranged downstream from the chromatic dispersion device in the optical path and configured to respectively conduct the plurality of monochromatic light beams with different colors from the chromatic dispersion device.

Abstract: A microfluidic device, a method of using a microfluidic device and a micro total analysis system are provided. The microfluidic device includes a first substrate, and the first substrate includes a base substrate and a pixel array. The pixel array includes a plurality of pixels and is on the base substrate, and each of the plurality of pixels includes a driving electrode. Driving electrodes of two adjacent pixels are in different layers.

Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.

Abstract: The present disclosure relates to a touch panel. The touch panel includes a plurality of pixel units, and each of the plurality of pixel units includes a pixel circuit. The pixel circuit of each of the plurality of pixel units includes a driver, a writer, a power supply, a reset module, a controller and a compensator. The power supply includes a fourth switching transistor and a second capacitor. A gate of the fourth switching transistor is input with a light emitting control signal, and a source of the fourth switching transistor is input with a power supply signal. The second capacitor includes a first electrode connected to the driver; and a second electrode input with the power supply signal.

Abstract: An integrated photo-sensing detection display substrate. The integrated photo-sensing detection display substrate includes a base substrate; a plurality of light emitting elements on the base substrate and configured to emit light, a portion of the light being totally reflected by a surface thereby forming totally reflected light; an addressable diffraction grating layer on a side of the base substrate away from the plurality of light emitting elements, and including a plurality of individually addressable diffraction regions, light diffraction respectively in the plurality of individually addressable diffraction regions being independently controllable; and a photosensor on a side of the addressable diffraction grating layer away from the base substrate and configured to detect light transmitted from one or more of the plurality of individually addressable diffraction regions, thereby detecting fingerprint information.

Abstract: A near-to-eye display apparatus includes a plurality of pixel island groups. Each pixel island group includes a plurality of pixel islands. Each pixel island corresponds to a micro lens. By adjusting a position of the micro lens relative to the corresponding pixel island in the pixel island group, on a plane where the micro lenses are located, or a position, of the pixel island in the pixel island group relative to the corresponding micro lens, on a plane where the pixel islands are located, imaging points in the imaging regions formed by at least part of different pixel islands in the pixel island groups do not overlap with each other and are arranged alternately.

Abstract: A method of manufacturing a display panel includes providing a base substrate and forming a plurality of anodes above the base substrate; forming a photoresist layer above a side of the base substrate above which the plurality of anodes are formed, the photoresist layer including a plurality of openings and each opening corresponding to at least one anode; and forming a plurality of light emitting layers and a cathode layer sequentially above a side of the base substrate above which the plurality of anodes and the photoresist layer are formed, the cathode layer including a plurality of cathode films and each cathode film corresponding to a single opening.

Abstract: Provided are a silicon-based organic electroluminescent display substrate, a manufacturing method thereof, and a display panel. The display substrate includes: a silicon-based substrate and pixel units thereon. Each of the pixel units includes: a first electrode on a side of the silicon-based substrate; a light emitting layer on a side of the first electrode away from the silicon-based substrate; and a second electrode on a side of the light emitting layer away from the first electrode. The second electrode of each of the pixel units includes at least one composite structure including: a first metal film layer on a side of the light emitting layer away from the first electrode; a conductive scattering sub-structure on a side of the first metal film layer away from the light emitting layer; and a second metal film layer on a side of the conductive scattering sub-structure away from the first metal film layer.

Abstract: A display panel is provided to include a substrate; a photoelectric sensing structure on a side of the substrate; a light emitting structure on a side of the photoelectric sensing structure distal to the substrate, and light emitting elements, each of which includes: a first electrode, a light emitting layer, and a second electrode which are successively in a direction distal to the substrate; and a light path structure between the photoelectric sensing structure and the second electrode, and configured to collimate light on a side of the photoelectric sensing structure distal to the substrate and having a propagation direction towards the photoelectric sensing structure; the photoelectric sensing structure and the light emitting structure do not overlap or partially overlap in a direction perpendicular to the substrate; and the light path structure at least partially overlaps the photoelectric sensing structure in the direction. The embodiment also provides a display device.

Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.

Abstract: The present disclosure discloses a pixel drive circuit and a display panel. The pixel drive circuit includes a Micro-LED, a cathode of which is grounded; a light-emitting control circuit connected with an anode of the Micro-LED and configured to control an emission time of the Micro-LED; a current control circuit connected with the light-emitting control circuit and configured to output a preset current to the light-emitting control circuit to control the Micro-LED to work under a set current density, and luminance efficiency of the Micro-LED under the set current density is greater than a set threshold value.

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.

Abstract: A method of manufacturing a light guide substrate includes: providing a first base substrate; forming an interface protection layer on a side of the first base substrate; forming a grating structure layer at the side of the first base substrate where the interface protection layer has been formed; removing portions of the grating structure layer corresponding to the non-light extraction opening regions, so as to obtain a plurality of light extraction grating units in one-to-one correspondence with the plurality of light extraction opening regions; and removing portions of the interface protection layer corresponding to the non-light extraction opening regions. The first base substrate includes a plurality of light extraction opening regions and non-light extraction opening regions other than the plurality of light extraction opening regions.

Abstract: A light-emitting diode (LED) display panel, a manufacturing method thereof, and an organic light-emitting diode (OLED) display device are disclosed. The LED display panel includes: a base substrate; and a plurality of sub-pixels, a color resistance layer and a light-shielding structure located on the base substrate. The base substrate includes a display region and a periphery region; the sub-pixels are located in the display region; the light-shielding structure is an annular structure located in the periphery region.

Abstract: The present disclosure provides a light emitting device and a method for manufacturing the same, and a display device. The light emitting device includes a plurality of light emitting units including a red light emitting unit, a green light emitting unit, and a blue light emitting unit, each light emitting unit including a micro-cavity structure. The light emitting device includes an anode structure, a cathode and a functional layer therebetween. The functional layer includes a light emitting layer including a red light emitting layer at least partially located in the red light emitting unit, an orthographic projection of the red light emitting layer on the backplane not overlapping with that of the blue light emitting unit on the backplane; a green light emitting layer at least partially located in the green light emitting unit; and a blue light emitting layer at least partially located in the blue light emitting unit.

Abstract: A display panel and a manufacturing method thereof, and a display apparatus are provided. The display panel includes: a base substrate, a plurality of pixels, and a drive circuit. At least one of the pixels includes a light-emitting device; the light-emitting device includes an anode electrode and a light-emitting layer; the anode electrode includes a first transparent conductive layer and a metal layer, the first transparent conductive layer completely covers the metal layer, and an orthographic projection of the metal layer on the base substrate is located in an orthographic projection of the first transparent conductive layer on the base substrate; the light-emitting layer is stacked with the anode electrode and is located on a side of the first transparent conductive layer facing away from the metal layer; the drive circuit is located between the base substrate and the anode electrode.

Abstract: The present disclosure provides a pixel driving circuit, a method of driving the same and a display device. The pixel driving circuit includes a light-emission time control sub-circuitry, a first energy storage sub-circuitry, a first resetting sub-circuitry, a first light-emission control sub-circuitry, a time control data write-in sub-circuitry and a data control sub-circuitry. The time control data write-in sub-circuitry controls a time control data line to be electrically connected to a second end of the first energy storage sub-circuitry under the control of a first gate driving signal. The light-emission time control sub-circuitry controls a first end of the light-emission time control sub-circuitry to be electrically connected to a second end of the light-emission time control sub-circuitry.

Abstract: A display panel and a driving method thereof, and a display device are disclosed. The display panel includes a plurality of sub-pixel unit groups arranged in an array, the array includes a plurality of rows and a plurality of columns, each of the sub-pixel unit groups includes N sub-pixel units disposed along a column direction and a pixel driving circuit, each of the N sub-pixel units includes a light-emitting circuit, the pixel driving circuit is electrically connected to the light-emitting circuits of the N sub-pixel units, and the pixel driving circuit is configured to provide light-emitting driving currents to the light-emitting circuits of the N sub-pixel units.