Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes: a base substrate including a first and second display regions; a light transmittance of the first display region is greater than that of the second display region; first sub-pixels in the first display region. At least one first sub-pixel includes a first pixel circuit and a first light emitting device; the first pixel circuit includes a storage capacitor and a driving transistor; and a data writing sub-circuit configured to write a data voltage signal to a gate electrode of the driving transistor in response to a first and second scan signals; a reset sub-circuit configured to provide an initialization voltage signal to a first electrode of the first light emitting device in response to the second scan signal; and a luminescent control sub-circuit configured to transmit a driving current to the first light emitting device.

Abstract: A method of driving a display device, where the display device includes a display substrate including a plurality of rows of pixel circuits, and in each pixel circuit, a reset compensation circuit and a data writing circuit are connected at a second node, and the reset compensation circuit is connected to a reset control signal line and a first voltage input terminal; in a driving stage, driving a light emitting device OLED connected to each of other rows of pixel circuits except a last row of pixel circuits further includes a charge maintenance stage performed after a light emission voltage generation stage; and in the stable display stage, all light emitting devices OLED simultaneously emit light; where in the charge maintenance stage, the first voltage input terminal is disconnected from the second node by the reset compensation circuit in response to control of a reset control signal.

Abstract: Disclosed is a pixel circuit including a drive sub-circuit, a writing sub-circuit, a reset sub-circuit, a coupling sub-circuit, a storage sub-circuit, and a light emitting element, wherein the drive sub-circuit is configured to provide a drive current to the light emitting element under control of signals of a first node and a second node; the writing sub-circuit is configured to write a signal of a data signal terminal to the second node under control of a signal of a scan signal terminal; the coupling sub-circuit is configured to raise the voltage of the first node through a coupling action; the reset sub-circuit is configured to reset an anode terminal of the light emitting element under control of a signal of the scan signal terminal and reset a control terminal of the drive sub-circuit under control of a signal of a reset control signal terminal.

Abstract: An array substrate is provided. The array substrate includes a plurality of light emitting elements and a plurality of pixel driving circuits configured to drive light emission in the plurality of light emitting elements. In a first region, transistors of multiple pixel driving circuits of the plurality of pixel driving circuits are present, and the plurality of light emitting elements are absent. In a second region, multiple light emitting elements of the plurality of light emitting elements are present, and transistors of the plurality of pixel driving circuits are absent.

Abstract: A display substrate and a display apparatus. The display substrate comprises a display region (100); the display region (100) comprises a base (101), a driving circuit layer (102) and a light-emitting structure layer (103); the driving circuit layer (102) comprises a plurality of circuit units, data signal lines (60), data connecting lines (70), low-voltage power supply lines (80), and power supply traces (90); the light-emitting structure layer (103) comprises a plurality of light-emitting devices; the circuit units comprise pixel driving circuits; the data signal lines (60) are configured to provide data signals for the pixel driving circuits; the low-voltage power supply lines (80) are configured to continuously provide low power supply voltage signals for the light-emitting devices; the data connecting lines (70) are connected to the data signal lines (60); and the power supply traces (90) are connected to the low-voltage power supply lines (80).

Abstract: Provided are a preparation method of a nanofiltration membrane with a tree-like structure and use. The preparation method includes: taking a cellulose fiber filter paper as a substrate, and allowing hydroxyapatite nanowire arrays to grow in situ through solvothermal synthesis to obtain a composite filter paper; and repeatedly soaking the composite filter paper in a solution of trimesic acid and iron chloride in ethanol to allow continuous deposition to obtain the nanofiltration membrane with the tree-like structure. The nanofiltration membrane with the tree-like structure of the present application has a larger surface roughness and a larger specific surface area than the conventional nanofiltration membranes, and thus exhibits a very high interception rate (higher than 94%) for anionic/cationic dyes and heavy metal ions Pb2+. Therefore, the nanofiltration membrane with the tree-like structure of the present application has excellent environmental benefits.

Abstract: A display substrate and a manufacturing method therefor, and a display device are provided. The display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction, at least a portion of the data fan-out line is disposed between the first power supply line and the data signal line, the first direction intersects with the second direction.

Abstract: An array substrate is provided. The array substrate includes a plurality of first subpixels in a first region and a plurality of second subpixels in a second region. The plurality of first subpixels include a plurality of first pixel driving circuits. The plurality of second subpixels include a plurality of second pixel driving circuits. A respective first pixel driving circuit of the plurality of first pixel driving circuits includes a smaller number of transistors than a respective second pixel driving circuit of the plurality of second pixel driving circuits. The first region has a light transmittance higher than the second region, and a subpixel density same as the second region.

Abstract: Disclosed are a display substrate and a drive method therefor, and a display apparatus. The display substrate comprises a plurality of circuit units, a plurality of data signal lines and a plurality of data connection lines, wherein the data connection lines comprise a first connection line and a second connection line; at least one circuit unit comprises a data connection electrode; at least one circuit unit comprises a fan-out connection electrode; the second connection line is connected to the first connection line by means of the fan-out connection electrode; the first connection line is connected to the data signal lines by means of the data connection electrode; there is a first distance between the data connection electrode and the first connection line; there is a second distance between the fan-out connection electrode and the first connection line; and the first distance and the second distance are greater than 0.

Abstract: A display substrate includes conductive layers including data lines, connection lines and fan-out lines. A connection line crosses at least one data line and is insulated from the crossed data line(s). A first fan-out line is electrically connected to the connection line, and a second fan-out line is electrically connected to an end of a second data line proximate to a fan-out region. The first fan-out line includes a transfer line. The fan-out region includes a first fan-out region and a second fan-out region, and the transfer line is located in the second fan-out region. The transfer line and second fan-out lines are located in different conductive layers, and crosses at least one second fan-out line. The transfer line includes a main body and two connection ends, and the main body is located on a side of the two connection ends proximate to the display region.

Abstract: Provided is a shift register unit. The shift register unit includes: a first input circuit, coupled to a first clock terminal, an input terminal, a first node and a second node; a second input circuit, coupled to the first node, the first clock terminal, a first power terminal and a third node; a first control circuit, coupled to the input terminal, the first clock terminal, the second node, a second power terminal, a second clock terminal and the third node; a second control circuit, coupled to the third node, the second clock terminal, the first node, the first power terminal, the second power terminal, a fourth node and a fifth node; and an output circuit, coupled to the fourth node, the fifth node, the first power terminal, the second power terminal and an output terminal.

Abstract: A touch display panel and an electronic product. The touch display panel includes a display substrate, a first conductive layer, a touch insulation layer, a second electrode layer, and a shielding conductive pattern; the display substrate includes a signal line, a first electrode layer and a second electrode layer; the first conductive layer includes a touch conductive structure, which includes touch electrodes, the first electrode layer includes first electrodes, and the second electrode layer includes a plurality of second electrodes; an orthographic projection of the shielding conductive pattern on the base substrate overlaps with that of the signal line and that of at least one of the plurality of touch electrodes respectively, the shielding conductive pattern is located in the first conductive layer and insulated from the touch conductive structure, or the shielding conductive pattern is located in the second electrode layer and insulated from the second electrode.

Abstract: Provided are a display substrate, a driving method thereof, and a display apparatus. The display substrate includes multiple sub-pixels, a sub-pixel includes a pixel drive circuit and a light emitting device, the pixel drive circuit includes an initial signal line (INIT), a reset signal line (Reset) and multiple transistors, the initial signal line includes a first branch (INIT-1). Multiple transistors include a drive transistor, a first reset transistor and a second reset transistor, the drive transistor provides a drive current to the light emitting device, the first reset transistor resets a gate of the drive transistor through the INIT-1 under control of the reset signal line. The second reset transistor resets a first terminal of the light emitting device through the INIT-1 under control of the reset signal line. The first reset transistor and the second reset transistor in a same sub-pixel are controlled by a same reset signal line.

Abstract: A display panel and a display device are provided. The display panel includes sub pixel units arranged in an array along a first direction (X) and a second direction (Y) intersecting with the first direction (X). The display panel further includes a base substrate (81), a second conductive layer, a fourth conductive layer, and a common electrode layer (6). The second conductive layer includes multiple first conductive parts (21). The first conductive part (21) is arranged in correspondence with the pixel driving circuit. The first conductive part (21) is used to form the first electrode of the capacitor (C) in the pixel driving circuit corresponding thereto. The fourth conductive layer includes multiple first power lines (VSS). Orthographic projections of the first power lines (VSS) on the base substrate (81) are distributed in a spaced manner along the first direction (X) and extend along the second direction (Y).

Abstract: An array substrate includes a substrate, first power supply signal lines, data lines and fan-out lines. The fan-out lines each include a first sub-line and a second sub-line; an end of the second sub-line is electrically connected to the first sub-line, another end of the second sub-line is electrically connected to a single data line, and the second sub-line is insulated from remaining data lines of the data lines. The first sub-line and main structures of the data lines are disposed in a same layer. An orthographic projection, on the substrate, of a first sub-line passing through a column of sub-pixel regions is substantially located between an orthographic projection, on the substrate, of a first power supply signal line passing through the column of sub-pixel regions and an orthographic projection, on the substrate, of a data line passing through the column of sub-pixel regions.

Abstract: A display panel includes a pixel drive circuit for driving a light emitting unit. The pixel drive circuit is connected to the first electrode of the light emitting unit, and the display panel further includes: a base substrate, a first power line, a second power line, and a common electrode layer. The first power line and the second power line are located a the display area of the display panel, the orthographic projection of the first power line on the base substrate is extended along the first direction, the orthographic projection of the second power line on the base substrate is extended along the second direction, and the second direction is intersected with the first direction, at least a part of the second power line is connected to at least a part of the first power line through a via hole.

Abstract: A display panel is provided. The display panel includes a first display region. The first display region includes a plurality of sub-pixels. The plurality of sub-pixels are in one-to-one correspondence with a plurality of aperture regions, and light-emitting regions of the sub-pixel are randomly distributed within corresponding aperture regions.

Abstract: Disclosed are a display substrate and a display device. In the display substrate, a first power voltage lead is configured to provide a first power voltage and located in the frame region; the first power voltage lead includes a lower lead extending along a portion of the lower edge corresponding to the first edge display region, but does not extend along a portion of the lower edge corresponding to the first middle display region; a first power voltage line includes an edge voltage line located in the first edge display region and a middle voltage line located in the first middle display region; the edge voltage line is directly connected with the lower lead to provide a first power voltage to sub-pixels located in the first edge display region, and the middle voltage line is spaced apart from the lower lead.

Abstract: A display substrate and a manufacturing method therefor, and a display device are provided in the present disclosure. The display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit of the plurality of circuit units includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction.

Abstract: A display panel includes a pixel drive circuit for driving a light emitting unit. The pixel drive circuit is connected to the first electrode of the light emitting unit, and the display panel further includes: a base substrate, a first power line, a second power line, and a common electrode layer. The first power line and the second power line are located a the display area of the display panel, the orthographic projection of the first power line on the base substrate is extended along the first direction, the orthographic projection of the second power line on the base substrate is extended along the second direction, and the second direction is intersected with the first direction, at least a part of the second power line is connected to at least a part of the first power line through a via hole.