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: The disclosure provides an optical lens structure, a method for manufacturing the same, and a display apparatus. The optical lens structure includes a substrate layer; and a plurality of optical lenses on the substrate layer. The optical lens includes a color resist material; the optical lenses are arranged in an array, and color resist materials of adjacent optical lenses have different colors from each other.

Abstract: The disclosure provides a pixel circuit and a driving method thereof, a display device. The pixel circuit includes: a storage capacitor having a first terminal coupled to a first node and a second terminal coupled to a second node; a light emitting diode having a first electrode coupled to a third node and a second electrode coupled to a second power supply terminal; a data writing circuit configured to write a data voltage into the second node; a compensation circuit configured to write a voltage of the third node, as a compensation voltage, into the first node; a driving transistor having a control terminal coupled to the first node, a first electrode coupled to a first power supply terminal and a second electrode coupled to the light emitting control circuit; a light emitting control circuit configured to control the light emitting diode to emit light.

Abstract: The present disclosure discloses an intake oxygen concentration control system suitable for an engine with lean NOx trapping technology. The system adopts an exhaust turbocharging device to provide a pressure difference for an oxygen-enriched membrane to generate oxygen-rich and oxygen-deficient gases, and controls the intake oxygen concentration of different cylinders by adjusting the opening of flow control valves to match lean and rich combustion cycles of a lean NOx trapping system. In a lean combustion cycle, all four cylinders are filled with an oxygen-rich gas, which can make the combustion more complete and improve the thermal efficiency and fuel economy.

Abstract: A pixel driving circuit includes a current control circuit and a time control circuit, the current control circuit controls to generate a driving current, and outputs the driving current through a driving current output terminal, the time control circuit includes a first data writing-in circuit and a driving time control circuit. The first data writing-in circuit writes a first data voltage provided by a first data line to the driving time control circuit under the control of a first gate driving signal provided by a first gate line. The driving time control circuit is connected to a reference voltage terminal, the current control circuit, the first data writing-in circuit, and a light emitting element, and controls a light emitting time period of the light emitting element based on the reference voltage and the first data voltage, the reference voltage terminal is used to provide the reference voltage.

Abstract: A display substrate includes a first substrate, a first sub-pixel layer and a second sub-pixel layer positioned on the first substrate; the first sub-pixel layer includes a plurality of first sub-pixels, the second sub-pixel layer includes a plurality of second sub-pixels, and a first orthographic projection of the first sub-pixel on the first substrate does not overlap with a second orthographic projection of the second sub-pixel on the first substrate. A display panel, a display device and a method for manufacturing the display substrate are also disclosed.

Abstract: A display substrate includes a driving substrate and a stacked structure disposed at a side of the driving substrate. The stacked structure includes a plurality of emission layers and a plurality of carrier transport layers that are stacked in a direction perpendicular to the side of the driving substrate. The stacked structure forms a plurality of light-emitting devices, and each light-emitting device includes at least two emission portions that are respectively located in at least two emission layers. The plurality of light-emitting devices include a plurality of first light-emitting devices and a plurality of second light-emitting devices. Emission portions in each first light-emitting device are separated from each other. At least two emission portions in each second light-emitting device are adjacent to each other, and the at least two adjacent emission portions share at least one carrier transport layer.

Abstract: A shift register circuit and a method for driving the same, a gate driving circuit and a display device are provided. The shift register circuit includes an input terminal, a first control signal terminal, a second control signal terminal, and an output terminal, and further includes: an input module configured to receive an input signal input by the input terminal under the control of a first control signal input by the first control signal terminal and a second control signal input by the second control signal terminal; a storage module configured to store the input signal; a transmission module configured to transmit the input signal stored by the storage module to a preset node; and an output module configured to output a high level signal or a low level signal through the output terminal under the control of the input signal at the preset node.

Abstract: A grayscale adjustment circuit, a driving method thereof and a display device are provided. The circuit includes: an input sub-circuit configured to output a signal of a data signal terminal to a driving sub-circuit under a control of the scanning signal terminal, the driving sub-circuit configured to store an output signal of the input sub-circuit and output a signal of the first voltage terminal to a switching control sub-circuit under a control of the output signal of the input sub-circuit, a switching time control sub-circuit configured to output a signal of each switching time signal terminal to the switching control sub-circuit under a control of each switching time control terminal, the switching control sub-circuit configured to output an output signal of the driving sub-circuit to the light-emitting sub-circuit under a control of an output signal of the switching time control sub-circuit to control the light-emitting sub-circuit to emit light.

Abstract: A display panel and a display device are disclosed. The display panel includes a flat display substrate and optical devices. The optical devices are arranged on a display surface of the flat display substrate, and light emitted through the display surface of the flat display substrate passes through the optical devices and forms an image in a curved surface.

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 at least one double-layer adjusting unit stacked on the reflective layer, each double-layer adjusting unit comprising an insulating layer and a conductive layer sequentially arranged in a direction away from the reflective layer, a via hole is provided in the insulating layer, an electrode lead formed integrally with the reflective layer is provided in the via hole, and the conductive layer is electrically connected to the reflective layer through the electrode lead, in each double-laver adjusting unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold, and the set threshold is configured to control the thickness of the insulating layer.

Abstract: There is provided an array substrate including a plurality of pixel regions arranged in rows and columns. The plurality of pixel regions include a corresponding pixel electrode array and a corresponding pixel circuit associated with the corresponding pixel electrode array. Each of the pixel electrode arrays is arranged in rows and columns, and each pixel electrode array includes a plurality of pixel electrodes arranged in an array. The array substrate further includes a plurality of sets of gate lines extending in a row direction and a plurality of sets of data lines extending in a column direction. The plurality of sets of gate lines and rows of the pixel electrode arrays are alternately arranged with each other in the column direction. The plurality of sets of data lines and columns of the pixel regions are alternately arranged with each other in the row direction.

Abstract: An inorganic light-emitting diode display panel and manufacturing method thereof and a display device are provided. The inorganic light-emitting diode display panel includes: a base substrate; a microcavity structure and an inorganic light-emitting diode which are disposed on the base substrate. The microcavity structure includes a reflective layer, a semi-reflective layer and a dielectric layer located between the reflective layer and the semi-reflective layer; the inorganic light-emitting diode includes a light-emitting layer, and the light-emitting layer is located in the dielectric layer; and a distance between the reflective layer and the semi-reflective layer is in a same order of magnitude as a wavelength of light emitted by the inorganic light-emitting diode.

Abstract: The present disclosure relates to an array substrate and a method for manufacturing the same, a display panel, and a display equipment. The array substrate includes a piezoelectric substrate, a pixel defining layer disposed on the piezoelectric substrate and formed with an opening region, and interdigital electrodes disposed oppositely at two sides of the pixel defining layer on the piezoelectric substrate and fitted on the piezoelectric substrate to form an acoustic surface standing wave including an antinodal point and a nodal point. The position of the antinodal point corresponds to the position of the opening region while the position of the nodal point corresponds to the position of the pixel defining layer. In the array substrate provided by the present disclosure, when a light emitting unit is formed in the opening region by a gas jet printing equipment, a gas material can be prevented from diffusing into adjacent opening regions.

Abstract: A pixel circuit includes a first driving circuit, a light-emitting element, a second driving circuit, an energy storage circuit and an input circuit. A first end of the first driving circuit is connected to a power source voltage input end. An anode of the light-emitting element is connected to a second end of the first driving circuit. A first end of the second driving circuit is connected to a first level signal input end, a second end thereof is connected to a cathode of the light-emitting element. The energy storage circuit is connected to control ends of the first driving circuit and the second driving circuit, a second level signal input end. The input circuit is connected to a data signal input end, an input control end, the control end of the first driving circuit and the control end of the second driving circuit.

Abstract: Embodiments of the present invention disclose a propagation path search method. In one embodiment, the method includes: defining a target three-dimensional object, where the target three-dimensional object is configured to describe full space; setting a signal transmission point in internal space of the target three-dimensional object to perform initial beam modeling of a signal point source, where the signal transmission point is used to transmit an initial beam; tracking the initial beam to determine a propagation manner generated by the initial beam in the three-dimensional object; and determining that a path corresponding to a target beam is an effective path when the target beam reaches a signal receiving point, where the target beam is included in the initial beam, or is obtained after the initial beam is split or changed.

Abstract: According to exemplary embodiments of the present disclosure, methods, apparatuses, devices, and computer-readable storage media for content retrieval are provided. The method for establishing a content retrieval library includes: acquiring identity information of content to be processed, the identity information including a plurality of information items, and each information item being associated with a portion of the content. The method further includes determining a key character corresponding to at least one portion of the content based on the identity information. The method further includes storing the key character and indication information related to at least one portion of the content into the content retrieval library in an associated manner.

Abstract: A flexible display screen, a bending detection method and device, a driving method are disclosed. The flexible display screen includes an array substrate, a light emitting device on a side of the array substrate, and an elastic conductor layer on a side of the array substrate distal to the light emitting device. The array substrate includes at least one target region, and a plurality of storage capacitors in each target region. The array substrate further includes a target electrode-plate including first electrode-plates of storage capacitors in the same target region. The target electrode-plate is electrically connected to a detecting signal terminal, and the detecting electrode-plate includes at least the target electrode-plate. The array substrate is configured to form a bending detection capacitor collectively by the detecting electrode-plate and the elastic conductor layer in response to the target electrode-plate receives detecting signal.

Abstract: This disclosure provides a lifting device, comprising: guide rails extending through a plurality of floors in vertical direction, a lift car frame that is liftably connected to the guide rails, a tray that is detachably connected to the lift car frame, a tray circulation assembly that is mounted on each floor, the tray being detachably connectable to the tray circulation assembly and the tray circulation assembly being used for docking the tray connected thereto on the floor where the tray circulation assembly is mounted or for enabling the tray connected thereto to be connected to the lift car frame. This disclosure further provides a method of operating the lifting device.