Abstract: A display apparatus and an electronic device are provided. The display apparatus includes a display panel, a protection housing, an ignition assembly, and a protection assembly. The display panel is arranged in the protection housing, and the protection housing includes a cooperating chamber, the protection assembly includes a compressible airbag and an ignition material, the cooperating chamber includes a gas chamber and a storage space, the gas chamber is communicated with the storage space, the storage space is configured to accommodate the ignition material, and the compressible airbag seals an opening of the gas chamber. The ignition assembly is connected to the protection housing, the ignition assembly includes an ignition leading-wire and an ignition leading-ball, one end of the ignition leading-wire is connected to the storage space, and the ignition leading-ball is configured to contact with the other end of the ignition leading-wire.

Abstract: A display panel includes: a pixel definition layer; a conductive enclosure structure, disposed on the pixel definition layer, and configured to protrude from the portion of the pixel definition layer and forming a pixel accommodation region; a plurality of sub-pixels, disposed in the pixel accommodation region along a long-edge direction of the conductive enclosure structure. The conductive enclosure structure encloses and accommodates the plurality of sub-pixels. Each of the plurality of sub-pixels includes: an anode, disposed within the pixel accommodation region; an organic light-emitting layer, arranged on the anode; a cathode, vaporized onto a surface of the organic light-emitting layer. The cathode is configured to contact with a long edge of the conductive enclosure structure, and the cathodes of the plurality of sub-pixels within the conductive enclosure structure are conductive to each other through the long edge. A moving direction of a vaporization source intersects with the long-edge direction.

Abstract: A backlight module and a display device. The backlight module includes: a back plate, a light guide plate, a damping assembly and a controller. Two ends of the damping assembly are abutted between an inner side wall of the back plate and an outer side wall of the light guide plate; one end of the damping assembly is provided with a pressure sensor, and the controller is respectively electrically connected with the pressure sensor and the damping assembly, and is configured to control a magnitude of a damping force of the damping assembly according to pressure data detected by the pressure sensor. The technical solutions provided in the present application may improve a reliability of position limitation of the light guide plate.

Abstract: A package structure, a preparation method for the package structure, and a display panel are provided. The package structure includes a first inorganic layer, a photocatalytic layer, and a second inorganic layer that are sequentially stacked, where the photocatalytic layer includes a photocatalytic material and a co-catalyst. The photocatalytic material and the co-catalyst are used cooperatively to catalyze the decomposition of water vapor, the photocatalytic material includes graphitic carbon nitride (g-C3N4) particles, and the co-catalyst includes perylene tetracarboxylic acid (PTA). The photocatalytic layer possesses high catalytic efficiency and excellent stability. In the case where cracks are generated at the package structure, water vapor invading through the cracks is decomposed and consumed through an oxidation-reduction reaction, and then decomposition products are respectively discharged.

Abstract: A method for preparing a semiconductor device includes: forming a metal oxide semiconductor layer on a substrate; forming a second insulating dielectric layer on a side of the metal oxide semiconductor layer away from the substrate; wherein further including: forming a metal oxide isolation layer on a side of the second insulating dielectric layer away from the substrate; wherein the metal oxide isolation layer is in contact with a surface of the second insulating dielectric layer away from the substrate, a concentration of elemental oxygen in the metal oxide isolation layer is greater than a concentration of elemental oxygen in the second insulating dielectric layer, and the concentration of elemental oxygen in the second insulating dielectric layer is greater than a concentration of elemental oxygen in the metal oxide semiconductor layer. An array substrate and a display panel are also provided.

Abstract: A display panel and a display device are disclosed. The display panel includes a substrate, a light-emitting element layer, a pixel defining layer, an encapsulation layer, a color filter layer, and multiple electro-expandable pieces. The light-emitting layer includes multiple light-emitting elements arranged in an array on the substrate. Every two adjacent light-emitting elements are separated by the pixel defining layer. The encapsulation layer is disposed on the light-emitting elements and the pixel defining layer. The color filter layer is disposed on the encapsulation layer, and includes multiple color filters, which are arranged in one-to-one correspondence with the light-emitting elements. The multiple electro-expandable pieces are each disposed between the respective adjacent color filters and operative to expand when the display panel is bent so that a distance between the respective adjacent color filters becomes larger.

Abstract: The present disclosure relates to an array substrate and a preparation method thereof, and a display device.

Abstract: The present disclosure provides a display panel and a display device. The display panel includes at least two first panels and a second panel. The first panels are spliced with a gap defined. The first panel includes a first pixel region and a second pixel region, the second pixel region being near the gap. The second pixel region includes second pixel units. The second panel includes a third pixel region and two fourth pixel regions, the third pixel region facing the gap, and the two fourth pixel regions being located on opposite sides of the third pixel region and overlapping with the second pixel regions. The fourth pixel region includes virtual pixel units, and the virtual pixel units faces and overlaps with the second pixel units in a one-to-one correspondence, and light from each second pixel unit is capable of passing through a corresponding virtual pixel unit.

Abstract: A light board, a display device, and a method of assembling the light board are disclosed. The light board includes a bottom plate, a main capacitor plate, an assembling structure, and multiple light-emitting chips. There are disposed multiple partition plates on the bottom plate, and the multiple partition plates divide the bottom plate into multiple sections. Multiple light-emitting chips are respectively arranged in the multiple sections. A first electrostatic coating is disposed on a top surface of each light-emitting chip. The main capacitor plate is arranged opposite to the bottom plate, and the light-emitting chips are disposed between the bottom plate and the main capacitor plate. The assembling structure is disposed on the bottom plate, and is connected to the main capacitor plate. The assembling structure is operative to drive the main capacitor plate to reciprocate in a direction toward or away from the bottom plate.

Abstract: A light-emitting chip, a light board, and a method of assembling the light-emitting chip are disclosed. The light-emitting chip includes a first chip, a second chip, and a third chip. The second chip includes a first side and a second side. The first side includes a first protrusion. The second side includes a second protrusion. The first chip includes a first groove. The third chip includes a second groove. The first chip is disposed on the first side, and the first groove is mated with the first protrusion. The third chip is disposed on the second side, and the second groove is mated with the second protrusion. The first chip and the third chip are symmetrically arranged about a central axis of the second chip so as to be combined to form the light-emitting chip.

Abstract: Disclosed in the present disclosure is a cooking device. The cooking device includes: a base; a cookware vessel rotatably arranged in the base; and at least one temperature measuring assembly arranged on the base, wherein the at least one temperature measuring assembly includes a first temperature measuring assembly, and the first temperature measuring assembly is arranged opposite an ingredient area of the cookware vessel. When the cooking device is in a cooking position, an area where an ingredient in the cookware vessel makes contact with the cookware vessel is the ingredient area. Therefore, a temperature difference between a measuring result and ingredient may be reduced, such that accuracy and stability of temperature measurement may be improved, and cooking quality may be improved.

Abstract: A method and a device for a picture detection, a display panel and a computer-readable storage medium. The method includes steps of: obtaining a grayscale value of each sub-pixel in each minimum detection unit respectively; and exiting a picture detection function if at least one of the x minimum detection units meets a first preset condition corresponding to the at least one of the x minimum detection units when the picture detection function for a preset detection area is in an enabled state. A first preset condition corresponding to a first minimum detection unit is that the grayscale value of at least one sub-pixel of a first type is smaller than or equal to a first value, or alternatively, the grayscale value of at least one sub-pixel of a second type is greater than or equal to a second value.

Abstract: Provided is an electronic paper display and a driving method thereof. The electronic paper display includes a first substrate and a second substrate arranged oppositely, and an electronic ink layer disposed therebetween. A common electrode is provided on a side of the first substrate facing the electronic ink layer, and a plurality of pixel units are provided on a side of the second substrate facing the electronic ink layer. Each pixel unit includes two sub-pixel electrodes, each connected to respective one of two source lines, and the two source lines are both connected to a gate line. The two source lines and the two sub-pixel electrodes are spaced apart along a first direction. The common electrode includes two sub-common electrodes spaced apart along a second direction, and orthographic projections of the two sub-common electrodes on the two sub-pixel electrodes are spaced apart to form four independent sub-pixel opening areas.

Abstract: A halo test method includes selecting one or more to-be-tested regions from a to-be-tested display device; and lighting up a target test region with a preset grey scale; and then obtaining luminances where a plurality of unlit pixel points within a preset range from the target test region are located, and obtaining the normalized grey scales corresponding to the luminances where each unlit pixel point is located; and then based on the normalized grey scale corresponding to the luminance, obtaining normalized grey scale difference information measured in the target test region; and obtaining a halo value of the to-be-tested display device based on the normalized grey scale difference information measured in the one or more to-be-tested regions.

Abstract: A driving method of a display device, and a display device are disclosed. The display device includes a driving chip and multiple selectors, the driving chip including a first pin connected to at least four scan lines through one selector, and a second pin connected to a data line. The driving method includes: generating a row initialization signal for driving at least four scan lines and outputting it to the selector via the first pin; controlling, by the selector, a corresponding output terminal to output the row initialization signal to the corresponding scan line for driving according to the control signal; where the row initialization signal is generated based on original scan signals of the at least four scan lines connected to the selector. The row initialization signal includes at least four scan cycles, each scan cycle being used to scan one respective scan line.

Abstract: A driving method is provided. In the driving method, when there is the color crosstalk in the display screen, the target region and the to-be-calibrated region are first determined based on the gray scale value of each region of the to-be-displayed screen, so that by comparing the absolute value of the gray scale difference between the color pixel in the to-be-calibrated region and the target color pixel in the target region on the same data line with the preset threshold, whether the gray scale difference between the to-be-calibrated region and the target region affects the image quality can be determined.

Abstract: A testing method halo of a display panel and a testing system for halo of a display panel are provided by the present disclosure. The testing method halo of the display panel includes: obtaining a brightness value of a first position point located in a region where the test picture is located; obtaining a brightness value of a second position point located on a loop line surrounding the test picture; obtaining a brightness value of a third position point located in a corner region of the display panel; and obtaining a halo value based on the brightness value of the first position point, the brightness value of the second position point, and the brightness value of the third position point.

Abstract: A display panel and a display device are provided. The display panel includes a circuit board, a first temperature sensor, a control chip, a driver chip, and a second temperature sensor. The first temperature sensor is spade from the circuit board. The first temperature sensor is configured to obtain first temperature information. The control chip is configured to receive the first temperature information, and output a control signal according to the first temperature information and a preset temperature-compensation-curve. The driver chip is configured to output a driving voltage under the control of the control signal. The second temperature sensor is configured to obtain second temperature information. The control chip is configured to compare the second temperature information with a first preset temperature.

Abstract: Disclosed are a backlight module, a driving method thereof, and a display device. The method includes: in a first period t1, outputting an initial current by a driver chip to a light-emitting unit in a light-emitting area; obtaining a difference between the initial current and an actual current; generating a second current according to the difference between the initial current and the actual current; in a second period t2, outputting a second current by the driver chip to the light-emitting unit in the light-emitting area; and detecting the actual brightness of the light-emitting area, and determining a difference between the actual brightness and target brightness of the light-emitting area; generating a third current according to the difference between the actual brightness and the target brightness; and in a third period t3, outputting the third current by the driver chip to the light-emitting unit in the light-emitting area.

Abstract: Some embodiments of the present disclosure provide a mask plate assembly and an evaporation device. The mask plate assembly includes one or more mask plates and one or more electrode pairs. The mask plate defines multiple openings. Each electrode pair includes two electrodes. The two electrodes are disposed on one of the one or more mask plates and spaced apart from each other. Each of the one or more mask plates includes a piezoelectric material.