Abstract: The present disclosure provides a method and a device for detecting and evaluating a defect with electromagnetic multi-field coupling. The method includes magnetizing a pipeline with the electromagnetic multi-field coupling; detecting a defect of the pipeline along an axial direction of the pipeline at a constant speed; collecting signals at a position of the defect to obtain magnetic leakage signals in three dimensions and an electrical impedance signal; pre-processing the collected signals; decoupling the pre-processed signals, to obtain decoupled magnetic leakage signals and a decoupled electrical impedance signal; performing impedance analysis on the decoupled electrical impedance signal, and determining a type of the defect based on a phase angle of the decoupled electrical impedance signal; and performing quantification analysis on the decoupled magnetic leakage signals and performing quantification evaluation on a size of the defect using a neural network defect quantification method.

Abstract: An array substrate, a driving method thereof, and a display device are provided. The array substrate comprises a display area and a peripheral area. The display area includes a plurality of gate lines extending in a first direction and a plurality of data lines extending in a second direction. The peripheral area includes a source driver on a side of the peripheral area along the second direction. The display area includes an opening, a first display area on a side of the opening away from the source driver, and a second display area adjacent to the first display area along the first direction. Data lines in the first display area are connected in one-to-one correspondence with data lines in the second display area, and gate lines in the first display area and gate lines in the second display area are disconnected from each other.

Abstract: A display substrate including a base substrate, a plurality of pixel units, at least one first power line, a blocking structure, an auxiliary connection structure, a cathode layer, and a first organic pattern. A distance between a first connection position closer to a first portion of the at least one first power line and the blocking structure is arranged to be larger.

Abstract: Provided is a display substrate including a base substrate, a plurality of pixel units, at least one first power line, a blocking structure, an auxiliary connection structure, a cathode layer and a first organic pattern. A first projection region formed from an orthographic projection of the auxiliary connection structure on the base substrate and an orthographic projection of the blocking structure on the base substrate do not overlap.

Abstract: The present disclosure discloses an electroluminescent display panel and a display device. The electroluminescent display panel includes a plurality of repeat units, each of the plurality of repeat units includes a plurality of sub-pixels, and each of the plurality of sub-pixels includes: a first conductive layer, located on a substrate; a first insulation layer, located on the first conductive layer and including a first hole, in which the first hole exposes a portion of the first conductive layer; and an anode, located on the first insulation layer and including a main portion and an auxiliary portion which are electrically connected to each other. The auxiliary portion is electrically connected to the first conductive layer through the first hole. In at least one sub-pixel, an orthographic projection of the main portion on the substrate does not overlap an orthographic projection of the first hole on the substrate.

Abstract: A flexible display panel, a manufacturing method thereof and a display device are provided. The flexible display panel includes a flexible base substrate, a conductive layer arranged in display area of the flexible base substrate, a plurality of wires arranged in an edge bending area of the substrate, and inorganic insulating layer, the inorganic insulating layer is arranged between the conductive layer and the flexible base substrate, and between the plurality of wires and the flexible base substrate. The conductive layer is electrically connected with the plurality of wires. The panel further includes: first organic insulating layer which is at least arranged in the edge bending area of the flexible base substrate, and located between the plurality of wires and the inorganic insulating layer. The first organic insulating layer may prevent crack caused in the inorganic insulating layer from extending to a plurality of wires, the display failure is avoided.

Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes: a base substrate; and a touch function layer on the base substrate, wherein the display panel includes a plurality of light transmitting regions and a plurality of pixel cell regions, a plurality of traces are connected between adjacent pixel cell regions, and there are slits between adjacent traces, and wherein an orthographic projection of the touch function layer on the base substrate covers an orthographic projection of the slits on the base substrate.

Abstract: A display panel and a manufacturing method thereof, and a display device are provided. The display panel includes a base substrate and a plurality of sub-pixels disposed on the base substrate, the plurality of sub-pixels constitute a plurality of repeating units, and each of the plurality of repeating units includes a sub-pixel of first color, two sub-pixels of second color, and a sub-pixel of third color, each of the plurality of sub-pixels includes a driving transistor, and the light emitting element includes a first electrode layer, a light emitting layer, and a second electrode layer; an orthographic projection of the first electrode layer of the light emitting element in each sub-pixel of second color on the base substrate at least partially overlaps with an orthographic projection of a gate electrode of the driving transistor in each sub-pixel of second color on the base substrate.

Abstract: There is provided a pixel driving circuit and a driving method thereof, and a display apparatus. The pixel driving circuit includes a driving transistor, a storage capacitor, and a light emitting element, a first control sub-circuit and a second control sub-circuit; first and second control terminals of the first control sub-circuit are connected to first and second pulse signal terminals, a first input terminal thereof is connected to a power supply signal terminal and a source of a driving transistor, a second input terminal thereof is connected to an initial signal terminal, third and fourth input terminals thereof are connected to a data line and a drain of the driving transistor, a first output terminal thereof is connected to a first electrode plate of a storage capacitor, and a second output terminal thereof is connected to a second plate and a gate of the driving transistor.

Abstract: The present disclosure discloses an electroluminescent display panel and a display device. The electroluminescent display panel includes a plurality of repeat units, each of the plurality of repeat units includes a plurality of sub-pixels, and each of the plurality of sub-pixels includes: a first conductive layer, located on a substrate; a first insulation layer, located on the first conductive layer and including a first hole, in which the first hole exposes a portion of the first conductive layer; and an anode, located on the first insulation layer and including a main portion and an auxiliary portion which are electrically connected to each other. The auxiliary portion is electrically connected to the first conductive layer through the first hole. In at least one sub-pixel, an orthographic projection of the main portion on the substrate does not overlap an orthographic projection of the first hole on the substrate.

Abstract: An encapsulation structure includes a first inorganic layer, a first organic layer and a second inorganic layer, all of which are sequentially stacked in a thickness direction of the encapsulation structure. At least one of the first inorganic layer or the second inorganic layer is a crack-resistant layer.

Abstract: The disclosure relates to the field of display technology. A display substrate motherboard and a method for manufacturing the same are disclosed. In the technical solution provided by the embodiments of the disclosure, by providing via holes formed in the film, instead of small area island-like film patterns, as stitch marks of the display substrate motherboard, a possibility of stitch mark peeling is reduced, thereby further ensuring a reliability and yield of product.

Abstract: A display panel includes a first substrate, a light-emitting component located on the first substrate, and an encapsulation part located on the first substrate. A receiving cavity is formed between the encapsulation part and the first substrate. The receiving cavity has a light-emitting region inside. The light-emitting component is located within the light-emitting region. The display panel further includes at least one water vapor detecting part located on the first substrate and inside the receiving cavity. The at least one water vapor detecting part is disposed outside the light-emitting region. Each of the water vapor detecting part has different light transmittance before and after water absorption.

Abstract: A display panel and a display device are disclosed, the display panel includes a plurality of display regions, a peripheral region surrounding the plurality of display regions, a plurality of light-emission control scan driving circuits provided in the peripheral region, a first start signal line, and a second start signal line. The first start signal line is different from the second start signal line, the plurality of display regions include a first display region and a second display region, the plurality of light-emission control scan driving circuits include a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, the first start signal line is configured to provide a first start signal to the first light-emission control scan driving circuit, and the second start signal line is configured to provide a second start signal to the second light-emission control scan driving circuit.

Abstract: The disclosure discloses an electroluminescent display panel, a method for fabricating the same, and a display device. Where the electroluminescent display panel includes: a base substrate; a pixel definition layer located on the base substrate and including a plurality of opening regions for defining sub-pixel light-emitting areas; and light-emitting function layers, which cover the plurality of opening regions in a one-to-one correspondence manner, of sub-pixels; where the plurality of opening regions include normally-shaped opening regions and abnormally-shaped opening regions at an edge of an abnormally-shaped display area; and an area of each of the abnormally-shaped opening regions is smaller than an area of a normally-shaped opening region for defining a sub-pixel having a same light-emitting color.

Abstract: A display panel, a manufacturing method thereof, and a display device are provided. The display panel has a display region and a non-display region, and includes a base substrate and a plurality of pixels arranged on the base substrate, in which the plurality of pixels includes a plurality of first pixels and a plurality of second pixels, the plurality of first pixels is arranged in an array in first arrangement region, the plurality of second pixels is arranged in a periphery of the first arrangement region, one part of each of the second pixels is in second arrangement region and the other part thereof is in third arrangement region, the first arrangement region and the second arrangement region is disposed in the display region, and the third arrangement region is disposed in the non-display region. The display uniformity is improved, and the display effect is enhanced.

Abstract: The present disclosure relates to a touch substrate, including a base substrate, having a peripheral wiring area and a pin area, a plurality of first touch electrodes, provided on the base substrate, a plurality of second touch electrodes, provided on the base substrate and interleaved and insulated from the plurality of first touch electrodes, and a detection wiring, both ends of the detection wiring are located in the pin area to form a detection pin, and the detection wiring has a plurality of bending portions distributed along an extending direction of the peripheral wiring area, each of the bending portions has a first touch electrode sensing portion that forms a first sensing capacitor by cooperating with a first touch electrode, and a second touch electrode sensing portion that forms a second sensing capacitor by cooperating with a second touch electrode.

Abstract: The present disclosure provides a method and a device for detecting and evaluating a defect with electromagnetic multi-field coupling. The method includes magnetizing a pipeline with the electromagnetic multi-field coupling; detecting a defect of the pipeline along an axial direction of the pipeline at a constant speed; collecting signals at a position of the defect to obtain magnetic leakage signals in three dimensions and an electrical impedance signal; pre-processing the collected signals; decoupling the pre-processed signals, to obtain decoupled magnetic leakage signals and a decoupled electrical impedance signal; performing impedance analysis on the decoupled electrical impedance signal, and determining a type of the defect based on a phase angle of the decoupled electrical impedance signal; and performing quantification analysis on the decoupled magnetic leakage signals and performing quantification evaluation on a size of the defect using a neural network defect quantification method.

Abstract: A display method includes: acquiring image data of an irregularly-shaped area of a display panel; performing smoothing processing on the image data of the irregularly-shaped area to generate image compensation data; and converting the image compensation data into a driving compensation voltage to be output to the display panel.

Abstract: A touch display panel, a method for driving a touch display panel, and an electronic device are provided. The touch display panel includes a plurality of touch detection lines, a plurality of touch electrodes, a plurality of pixel units, and an insulating layer. The plurality of touch electrodes are in one-to-one correspondence with the plurality of touch detection lines, each of the plurality of pixel units includes a light emitting device, and the plurality of touch electrodes are configured to implement a touch function during a touch phase; and each of the plurality of touch electrodes is further configured to function as a cathode or an anode of the light emitting device to implement a display function during a display phase.