Abstract: A display panel includes a substrate, a plurality of display units, a driving circuit and a gating circuit. Each display unit includes a plurality of pixel islands, and each pixel island includes a plurality of sub-pixels of a same color. The driving sub-circuit is configured to output driving signals. The gating circuit is coupled to the driving circuit, and is further coupled to sub-pixels of pixel islands in at least part of the plurality of display units. The gating circuit is configured to control a connection of the driving circuit to sub-pixels of pixel islands of at least one display unit in the at least part of the plurality of display units, so that the sub-pixels of the pixel islands of the at least one display unit are driven by at least one driving signal from the driving circuit to perform display.

Abstract: A device for detecting the elongation of a hydraulic cylinder includes an electric signal conversion device, a ruler and a positional magnetic ring. The electric signal conversion device is disposed at the bottom of a cylinder barrel. The ruler has an end fixedly connected to the electric signal conversion device, as well as the other end movably extending into a piston rod. The positional magnetic ring is fixedly connected to a piston and the positional magnetic is movably disposed around the periphery of the ruler. When the positional magnetic ring is located at different positions of the ruler, different circuits are turned on to transmit a voltage or current signal corresponding to the positions of the ruler to the electric signal conversion device, so as to obtain a position of the positional magnetic ring on the ruler, such that the elongation of the piston rod is obtained.

Abstract: An adsorbent composition contains molecular sieves, hydrated alumina and alumina. The adsorbent composition is particularly suitable for removing polar compounds from low-carbon olefins.

Abstract: A shock absorber and a transportation tool. The shock absorber includes a first rotating arm; a second rotating arm pivotally coupled to the first rotating arm; and a torsion bar spring having a first end coupled to the first rotating arm and a second end coupled to the second rotating arm, wherein an included angle between the first rotating arm and the rotating arm has a set value. The shock absorber has a simple structure and good shock absorption effect and adjustable stroke.

Abstract: The pixel driving circuit includes a current control sub-circuit configured to output a gray scale current signal to an element to be driven, and a gating sub-circuit. The gating sub-circuit is coupled to a scan signal terminal, a reset signal terminal, a gating data signal terminal and a pulse voltage signal terminal; the gating sub-circuit is configured to drive the element to be driven to continuously emit light under the control of a scan signal from the scan signal terminal and a gating data signal from the gating data signal terminal, and to drive the element to be driven to intermittently emit light under the control of a reset signal from the reset signal terminal, the gating data signal from the gating data signal terminal, and a pulse voltage signal from the pulse voltage signal terminal.

Abstract: A system and method is disclosed for improving fraud detection in the context of a user submitting, via a client device, a photo of a photo ID and a selfie taken during a step of the verification process. A machine learning model may be trained to generate biometric data signals from the selfie. As examples, the biometric data signals generated from the selfie can include an estimated age, gender, hair color, and eye color. The biometric data generated from the selfie may be compared with biometric data listed on the photo ID as an aid to identifying potential identity fraud. In some implementations, a facial filter corresponding to a map of a set of facial measurements of the photo in the photo ID may be compared with the facial measurements of the selfie.

Abstract: A processing method for the dazzling colored base layer includes: outputting first materials and second materials alternately, a refractive index of the first materials being different from a refractive index of the second materials; obtaining a film by carrying out tape casting on the first materials and the second materials that are alternately arranged; and obtaining, by extending the film, the dazzling colored base layer having first material layers and second material layers that are alternately arranged, a thickness of the dazzling colored base layer being less than a thickness of the film.

Abstract: The present disclosure relates to the field of display technology, and provides a display substrate and a method for manufacturing the same. The display substrate includes: a light-emitting substrate comprising a plurality of light-emitting regions which are arranged in parallel with a light propagation direction, and each light-emitting region is provided with a light-emitting layer; a defining layer provided on the light-emitting substrate and including a plurality of hollow-out portions, and the hollow-out portions correspond to the light-emitting regions one to one; and a plurality of micro-lenses provided in the hollow-out portions in a one-to-one correspondence manner. With the present disclosure, it is possible to prevent damage to an underlying light-emitting substrate when forming the micro-lenses and to enhance the stability of the micro-lenses.

Abstract: The embodiments of the present application provide a display substrate, a light field display apparatus, and a method for driving the same. The display substrate includes: a base substrate; a light emitting block on the base substrate, wherein the light emitting block includes a plurality of first light emitting units, and each of the first light emitting units includes a plurality of first light emitting points which are located at a plurality of predetermined positions in the first light emitting unit respectively; and first driving leads each electrically connected to first light emitting points located at the same predetermined positions in the respective first light emitting units and configured to receive a first driving signal from a driving circuit.

Abstract: A shift register, a gate drive circuit, and a display panel are provided. The shift register includes an input sub-circuit configured to pre-charge a pull-up node using an input signal; an output sub-circuit configured to output a clock signal through an signal output terminal; a pull-down control sub-circuit configured to control a potential of a pull-down node using a power supply voltage signal; a first pull-down sub-circuit configured to pull down a potential of the pull-down node using a first preset voltage signal; and a first control sub-circuit configured to control the potential of the pull-up node using a second preset voltage signal in response to the potential of the pull-down node; a potential of the first preset voltage signal is lower than a potential of a non-operating level signal of the first pull-down sub-circuit, but higher than a potential of the second preset voltage signal.

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: The pixel driving circuit includes a current control sub-circuit configured to output a gray scale current signal to an element to be driven, and a gating sub-circuit. The gating sub-circuit is coupled to a scan signal terminal, a reset signal terminal, a gating data signal terminal and a pulse voltage signal terminal; the gating sub-circuit is configured to drive the element to be driven to continuously emit light under the control of a scan signal from the scan signal terminal and a gating data signal from the gating data signal terminal, and to drive the element to be driven to intermittently emit light under the control of a reset signal from the reset signal terminal, the gating data signal from the gating data signal terminal, and a pulse voltage signal from the pulse voltage signal terminal.

Abstract: Disclosed are a pixel circuit and a driving method thereof, an array substrate and a display apparatus. The pixel circuit includes a pixel sub-circuit. The pixel sub-circuit includes a first adjusting circuit and a second adjusting circuit. The first adjusting circuit is configured to receive a first data signal and a light-emitting control signal to control a magnitude of a driving current used for driving a light-emitting element to emit light; the second adjusting circuit is configured to receive a second data signal and a time control signal to control a time duration in which the driving current is applied to the light-emitting element; and the time control signal changes within a time period during which the light-emitting control signal allows the driving current to be generated.

Abstract: The present disclosure provides a display device and a near-eye display apparatus. The display device includes: a base substrate; a light-emitting layer located on the side of the base substrate and including a plurality of light-emitting portions; a package layer located on the side of the light-emitting layer away from the base substrate; and a lens layer located on the side of the package layer away from the light-emitting layer, and including a plurality of lens structures having one-to-one correspondence to the light-emitting portions and protruding towards the sides distant from the light-emitting portions. On a cross section perpendicular to the base substrate, the center of the orthographic projection of the at least one lens structure on the base substrate does not overlap the center of the orthographic projection of a corresponding light-emitting portion on the base substrate.

Abstract: A display panel includes: a plurality of light emitting signal lines. Under a control of switching signals provided from a plurality of switching signal lines and control signals provided from a plurality of control signal lines, working gray scale level signals corresponding to respective display gray scales are written to corresponding sub-pixels in an order from small to large in working gray scale sequentially by a plurality of times in one frame display time through the plurality of light emitting signal lines. Different working gray scale level signals indicate have different durations, and each of the working gray scale level signals is provided to the organic light emitting diode via the second transistor through a light emitting signal line, and a final display gray scale is a gray scale caused by superimposing different working gray scale level signals.

Abstract: A pixel circuit includes a compensating circuit which can adjust an electric potential of a second control node (a gate of a transistor controlling conduction or non-conduction between a first connection node and a second connection node) based on an electric potential of a first control node, and can adjust an electric potential of the second control node based on an electric potential of the second connection node. A method for driving a pixel circuit, a display substrate, and a display device is also provided.

Abstract: A pixel circuit, a drive method, a display substrate, and a display device are provided. The pixel circuit includes a light emitting device, a current supply sub-circuit, and a time control sub-circuit. The current supply sub-circuit is connected to a scanning signal terminal, a data signal terminal, a light emitting control terminal, a first power voltage terminal, the time control sub-circuit, and the light emitting device, and is configured to receive a data voltage of the data signal terminal and provide a drive current for the light emitting device. The time control sub-circuit is connected to the scanning signal terminal, a time length signal terminal, a second power voltage terminal, a direct current control signal terminal, and a direct current voltage terminal, and is configured to receive a time length voltage of the time length signal terminal and a direct current voltage input by the direct current voltage terminal.

Abstract: The present disclosure provides a display panel, having a light emitting layer, a transparent spacing layer on the light emitting layer, and a wavelength converting layer on the transparent spacing layer, wherein according to the luminance change ratios of the wavelength converting units of adjacent pixels and the light path property of the transparent spacing layer, the cross color issue in wavelength-conversion type display panels is at least partially solved by controlling the intensity proportions of the light arriving at the wavelength converting units of adjacent sub-pixels within a certain range.

Abstract: An electrode, a method of manufacturing the same, a light-emitting device, and a display device are provided, the electrode includes: a reflective layer; and two double-layer adjusting units stacked on the reflective layer, each including an insulating layer and a conductive layer sequentially arranged and directly contacted in a direction away from the reflective layer. For at least one unit, a via hole is provided in the insulating layer, an electrode lead formed integrally with the conductive layer is provided in the via hole, and electrically connected to the reflective layer through the electrode lead. In each unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold configured to control the thickness of the insulating layer. The conductive layer farthest from the reflective layer locates on different levels in light-emitting regions of different types of light-emitting devices.

Abstract: The present application relates to the technical field of display, and discloses a display panel, a display apparatus and a display device. The display panel comprises a base substrate, a plurality of sub-pixels, a color filter layer, and a plurality of micro-lens structures. By providing the plurality of micro-lens structures, light having larger angles in light emitted by each sub-pixel can exit from a corresponding micro-lens structure, thereby improving the utilization rate of light emitted by the sub-pixels.