Abstract: A display substrate, a display panel, and a display apparatus. The display substrate includes: a base substrate, the base substrate comprising bending regions; a plurality of sub-pixels located on the base substrate; and a pixel defining layer, wherein the pixel defining layer is provided with a plurality of first openings in the bending regions, the orthographic projections of the sub-pixels in the bending regions are located in the orthographic projections of the first openings, the angle of gradient of the first openings is greater than a preset angle, and the angle of gradient of the first openings has a positive correlation with the curvature of the bending regions, such that emergent light of the sub-pixels in the bending regions is not blocked by the pixel defining layer.

Abstract: A touch substrate is provided with a mounting hole, and has a hole edge region around the mounting hole, and a main touch region located outside of the hole edge region. The touch substrate includes a substrate a plurality of first touch units disposed on the substrate and a plurality of second touch units disposed on the substrate and insulated from the plurality of first touch units. Each first touch unit extends in a first direction and includes a plurality of first touch electrodes and a plurality of first connecting portions, and each first connecting portion is electrically connected to two adjacent first touch electrodes. Each second touch unit extends in a second direction and includes a plurality of second touch electrodes and a plurality of second connecting portions. Each second connecting portion being electrically connected to two adjacent second touch electrodes; and the first direction intersecting with the second direction.

Abstract: A method may include measuring an electrical parameter of an electromagnetic load having a moving mass during the absence of a driving signal actively driving the electromagnetic load, measuring a mechanical parameter of mechanical motion of a host device comprising the electromagnetic load, correlating a relationship between the mechanical parameter and the electrical parameter, and calibrating the electromagnetic load across a plurality of mechanical motion conditions based on the relationship.

Abstract: A touch panel includes a carrier panel, a plurality of touch electrodes and a plurality of touch lines. The carrier panel has a bendable region and a non-bendable region. The plurality of touch electrodes and the plurality of touch lines are disposed on the carrier panel, and a touch electrode of the plurality of touch electrodes is electrically connected to one or more touch lines. A portion of at least one touch line located in the bendable region is a single-layer metal line, and at least a part of a portion of the at least one touch line located in the non-bendable region is a double-layer metal line.

Abstract: Systems and methods are provided for minting payment tokens to conduct transactions within a blockchain-based supply chain payment network. The payment tokens can be pegged to fiat currency or digital currency. The payment tokens can be minted by a computing system that is a node in the blockchain-based supply chain payment network. A number of payment tokens to be provided to a network participant as payment can be determined. The network participant can be a supplier associated with the blockchain-based supply chain payment network. The number of payment tokens can be provided for deposit in a digital wallet associated with the network participant as payment. The cryptocurrency tokens can be redeemed as fiat or digital currency.

Abstract: Provided is a display panel, comprising a substrate and light-emitting units on a side of the substrate; a black matrix, located on a side of the light-emitting unit way from the substrate, and provided with black matrix openings, a black matrix opening corresponds to a light-emitting unit; and a filter layer, comprising color-resistance units which are disposed in the black matrix openings and at least partially overlap with the light-emitting units of the same color in a direction perpendicular to a plane of the display panel; a color-resistance unit includes microparticles having a particle size, and a difference between the particle size and a wavelength of light emitted by a corresponding light-emitting unit is within a preset range, and the light-emitting units of different colors correspond to different particle sizes of the microparticles of the color-resistance units.

Abstract: The present disclosure provides an array substrate, a display panel and a display apparatus to avoid influence of a steep slope of a planarization layer on touch performance. The array substrate includes a display region and a mounting hole located in the display region.

Abstract: Disclosed are a display substrate and a display device. The display substrate includes a base substrate which includes a display region and a frame region surrounding the display region; at least one circle of blocking dam arranged around the display region in the frame region; and a touch metal layer located on the side, away from the base substrate, of the layer where the blocking dam is located; the touch metal layer includes a plurality of touch electrodes and a plurality of touch signal lines electrically connected to the plurality of touch electrodes, wherein the plurality of touch electrodes are at least partially located in the display region, and the plurality of touch signal lines are located in the frame region; the plurality of touch signal lines include: a plurality of first wirings and a plurality of second wirings arranged in parallel in a first direction.

Abstract: The present disclosure provides a display panel and a display device. The display panel includes: a base substrate including a display unit and a bendable unit, the bendable unit being connected to the display unit and bendable to a back of the display unit; a multiplexer on the bendable unit; and a metal shielding portion on a side of the multiplexer away from the base substrate, wherein an orthographic projection of the metal shielding portion on the base substrate covers an orthographic projection of the multiplexer on the base substrate, and the metal shielding portion is connected to a fixed voltage signal to shield signal interference caused by the multiplexer.

Abstract: The present disclosure provides a touch module, a display panel and a display apparatus. The display panel includes a substrate, a driving circuit structure layer, a light-emitting layer including a plurality of light-emitting regions and non-light-emitting regions, an encapsulation layer arranged on a surface of the light-emitting layers away from the substrate, an insulating dielectric layer with a plurality of hollow patterns penetrating the insulating dielectric layer, including a touch region, a peripheral signal trace region, and a frame region, touch electrode pattern, arranged on a surface of the insulating dielectric layer, located in the touch region and including a plurality of first touch electrodes and a plurality of second touch electrodes, and a plurality of touch signal lines distributed at intervals, electrically connected to the touch electrode patterns.

Abstract: A fluid driving device includes a vibration unit, a signal transmission layer, a piezoelectric element, and a plane unit. The signal transmission layer includes a first conductive zone and a second conductive zone. The piezoelectric element includes a first electrode and a second electrode electrically isolated from each other. The first electrode of the piezoelectric element is electrically connected to the first conductive zone of the signal transmission layer, and the second electrode of the piezoelectric element is electrically connected to the second conductive zone of the signal transmission layer. The plane unit has at least one hole. The signal transmission layer, the piezoelectric element, and the plane unit are located at one side of the vibration unit and sequentially stacked with each other.

Abstract: Systems and methods are provided for minting payment loan tokens to conduct digital loan transactions within a blockchain-based digital loan payment network. The payment loan tokens are pegged to fiat currency or digital currency. The computing system is a node in the blockchain-based digital loan payment network. A number of payment loan tokens to be provided to a borrower can be determined based on a digital loan transaction. The borrower is a network participant associated with the blockchain-based digital loan payment network. The number of payment loan tokens can be provided for deposit in a digital wallet associated with the borrower based on the digital loan transaction. Payees that receive payment loan tokens from the borrower can redeem the payment loan tokens as fiat or digital currency. A data record that represents the digital loan transaction can be generated. The data record is posted to a blockchain associated with the blockchain-based digital loan payment network.

Abstract: A display substrate, a method of manufacturing the display substrate, and a display device are provided. The display substrate includes: a base substrate, a plurality of sub-pixels, a gate driving circuit, a plurality of input contact pads, a plurality of output contact pads and a contact pad insulating layer. Surfaces of the input contact pads away from the base substrate and surfaces of the output contact pads away from the base substrate are exposed from the contact pad insulating layer. The contact pad insulating layer includes a first portion having a first thickness and a second portion having a second thickness smaller than the first thickness. Edges of the input contact pads and edges of the output contact pads are covered by the first portion. The second portion is located in the region between the input contact pads and the output contact pads.

Abstract: A display substrate and a manufacturing method thereof, and a display device are disclosed. The display substrate includes a base substrate, a plurality of sub-pixels, at least one group of contact pads, and a first insulation layer. The base substrate includes a display region and a bonding region located at one side of the display region. At least one group of contact pads includes a plurality of contact pads, at least one of the plurality of contact pads includes a first contact pad metal layer and a second contact pad metal layer, the second contact pad metal layer covers an edge of the first contact pad metal layer. The first insulation layer is located in gaps between the plurality of contact pads and covers edges of the plurality of contact pads, and is configured to expose surfaces of the plurality of contact pads facing away from the base substrate.

Abstract: A single-inductor multiple output (SIMO) switched-power DC-DC converter for a class-D amplifier provides outputs that are symmetric about a common-mode input voltage of the amplifier, while remaining asymmetric about a return terminal of the amplifier and switching converter. The DC-DC converter includes an inductive element, a switching circuit that energizes the inductive element from an input source, and a control circuit that controls the switching circuit. The control circuit may have multiple switching modes, and in one of the multiple switching modes, the switching circuit may couple the inductive element between outputs of the converter so that stored energy produces a differential change between the voltages of the outputs. The control circuit may implement a first control loop that maintains a common mode voltage of the pair of outputs at a predetermined voltage independent of the individual voltages of the pair of outputs.

Abstract: A fluid driving system includes a vibration unit, a piezoelectric element, a signal transmission layer, a plane unit, and a protrusion. The piezoelectric element includes a first electrode and a second electrode electrically isolated from each other. The signal transmission layer includes a first conductive zone and a second conductive zone. The first electrode of the piezoelectric element is electrically connected to the first conductive zone of the signal transmission layer, and the second electrode of the piezoelectric element is electrically connected to the second conductive zone of the signal transmission layer. The plane unit has at least one hole. The piezoelectric element, the signal transmission layer, and the plane unit are located at one side of the vibration unit. The protrusion is located between the vibration unit and the plane unit, and the protrusion corresponds to and protrudes toward the at least one hole.

Abstract: A display panel and a display device.

Abstract: A touch substrate and a method for manufacturing the same, and a display device are provided. The touch substrate includes: a base substrate; a plurality of first electrodes including body segments arranged in an electrode pattern layer; a plurality of second electrodes including body segments arranged in the electrode pattern layer, wherein the first electrodes and the second electrodes intersect at intersection areas on the touch substrate; and an insulating layer arranged on a side of the electrode pattern layer away from the base substrate and provided with first via holes and second via holes; wherein each first electrode includes a first conductive bridge, each second electrode includes a second conductive bridge, and in an intersection area, two adjacent body segments of a first electrode are electrically connected through the first conductive bridge, and/or two adjacent body segments of a second electrode are electrically connected through the second conductive bridge.

Abstract: A touch substrate and a manufacturing method thereof, a touch display substrate and a touch display device are provided. The touch substrate includes: a touch structure, a first ground line, and at least one second ground line. The touch structure includes a sensor pattern and a touch line, the sensor pattern includes a plurality of first sensor patterns and a plurality of second sensor patterns, and the touch line includes a plurality of first touch lines and a plurality of second touch lines, the first sensor patterns is connected with the first touch line, and the second sensor pattern is connected with the second touch line. The first ground line is located at a periphery of the touch structure. The at least one second ground line is located at a side of the first ground line facing away from the touch structure.

Abstract: A receiving structure providing real-time information as to the materials constituting its contents includes a box body, a first side plate, and a second side plate. The box body, the first side plate, and the second side plate forming a receiving space, and the receiving space receives materials. A discharge port is formed between the second side plate and the first side plate, the discharge port is in communication with the receiving space, and the discharge port is configured to take out the material. A material checking unit is provided on the first side plate, the material checking unit detects and enables real time identification of the materials in the receiving structure.