Abstract: A detection circuit for instantaneous voltage drop and an on-board diagnostic system. The detection circuit comprises two RC circuits, each of the RC circuits comprises a first resistor, a second resistor, and an energy storage capacitor; a first end of the first resistor is used for receiving a to-be-detected voltage, and a second end thereof is connected to a first end of the second resistor; the energy storage capacitor is connected in parallel with the second resistor; the first end of the second resistor forms an output end of the RC circuit, and the output end is connected to an input end of the comparator; an output end of the comparator is connected to the determination unit; in the two RC circuits, the resistance ratios of the second resistors to the first resistors are different, the capacitances of the energy storage capacitors are different.

Abstract: Item recognition of a given item is trained on a single item from different views. The item recognition is then trained on images of the given item partially occluded by a second item having same, similar, or different shapes and features to that of the given item. General features of the item are noted and used to detect the given item when the given item is presented with multiple different items having multiple different occluded views.

Abstract: A display substrate and a display device. The display substrate includes a first sub-pixel (111), a second sub-pixel (112), and a first spacer (0101). A line connecting the center (C1) of the first sub-pixel (111) and the center (C2) of the second sub-pixel (112) is a center line (CL1); the center line (CL1) is not perpendicular to a first direction (X); the first direction (X) is at least one of the row direction or the column direction. The first spacer (0101) is disposed between the first sub-pixel (111) and the second sub-pixel (112), and the extension direction (E01) of first spacer (0101) between the first sub-pixel (111) and the second sub-pixel (112) is not perpendicular to the first direction (X). Therefore, the display substrate can improve the different viewing angle color cast and improve the display quality.

Abstract: A display substrate and a display device. The display substrate includes a first sub-pixel (111), a second sub-pixel (112), and a first spacer (0101). A line connecting the center (C1) of the first sub-pixel (111) and the center (C2) of the second sub-pixel (112) is a center line (CL1); the center line (CL1) is not perpendicular to a first direction (X); the first direction (X) is at least one of the row direction or the column direction. The first spacer (0101) is disposed between the first sub-pixel (111) and the second sub-pixel (112), and the extension direction (E01) of first spacer (0101) between the first sub-pixel (111) and the second sub-pixel (112) is not perpendicular to the first direction (X). Therefore, the display substrate can improve the different viewing angle color cast and improve the display quality.

Abstract: A stretchable display panel has a plurality of island regions and a plurality of bridge regions. The island regions are arranged in an array. Every two adjacent island regions are connected with a bridge region in the bridge regions therebetween. The display panel includes a plurality of sub-pixels and a plurality of signal line groups. At least one sub-pixel is provided in each island region. The signal line groups are located in a same conductive layer. Each signal line group extends along bridge regions to island regions that are connected to the bridge regions. The signal line group includes a plurality of signal lines arranged in parallel and at intervals. Each signal line is electrically connected to sub-pixels in the island regions.

Abstract: An on-board diagnostics device (10) and system, a testing method and a non-transitory computer-readable storage medium are disclosed. The on-board diagnostics device (10) may include: a master control module (11), a controller (12), a selection module (13), and a plurality of protocol transceivers (14), where the selection module (13) is connected to some or all of protocol transceivers (14); the master control module (11) is configured for controlling the controller (12), the selection module (13) and the protocol transceivers (14), and performing data transceiving on the basis of the selected protocol transceivers (14) and corresponding pins; the controller (12) is configured for receiving an external control signal and controlling the selection module (13) according to the external control signal; the selection module (13) is configured for switching between different protocol transceivers (14) and the pins; and the protocol transceivers (14) are configured for data transceiving of supported protocols.

Abstract: A display substrate and a display device. The display substrate comprises a first sub-pixel (111), a second sub-pixel (112), and a first spacer (0101). A line connecting the center (C1) of the first sub-pixel (111) and the center (C2) of the second sub-pixel (112) is a center line (CL1); the center line (CL1) is not perpendicular to a first direction (X); the first direction (X) is at least one of the row direction or the column direction. The first spacer (0101) is disposed between the first sub-pixel (111) and the second sub-pixel (112), and the extension direction (E01) of first spacer (0101) between the first sub-pixel (111) and the second sub-pixel (112) is not perpendicular to the first direction (X). Therefore, the display substrate can improve the different viewing angle color cast and improve the display quality.

Abstract: A pixel driving circuit comprises a data writing circuit, a driving circuit, a light emitting control circuit, a compensation circuit and a storage circuit, the data writing circuit is coupled to the driving circuit, for writing a data signal into the driving circuit; the driving circuit is coupled to a first power source end and a light-emitting sub-circuit through the light emitting control circuit, for inputting, under control of the light emitting control circuit, driving current into the light-emitting sub-circuit according to the data signal; the compensation circuit is coupled to the driving circuit; the storage circuit is coupled between the first power source end and the driving circuit; and the data writing circuit and the compensation circuit includes at least two transistors, wherein in the data write circuit and the compensation circuit, at least one transistor is a low-temperature polysilicon transistor, and at least one transistor is an oxide transistor.

Abstract: The embodiments of the present disclosure disclose an ultrasonic sensor, a manufacturing method thereof, and a display device. The ultrasonic sensor includes a substrate and at least one sensor component located on the substrate. The sensor component includes a first electrode, a second electrode, and a piezoelectric layer located between the first electrode and the second electrode. The substrate is provided with a groove on a side close to the sensor component, and the orthographic projection of the piezoelectric layer on the substrate has a portion overlapping with a region of the groove in the substrate.

Abstract: The present invention provides a curable pressure-sensitive adhesive composition, including a reactive polyacrylate, a liquid epoxy resin, a solid epoxy resin, a hydroxyl-containing compound, and a photoinitiator of specific contents. The curable pressure-sensitive adhesive composition may further include an epoxy silane coupling agent of a specific content. In addition, the present invention further provides a curable pressure-sensitive adhesive tape and a battery pack including the curable pressure-sensitive adhesive composition. The curable pressure-sensitive adhesive composition and the curable pressure-sensitive adhesive tape provided by the present invention have at least good bonding strength and good anti-warping performance, and can improve the stability and safety of battery packs.

Abstract: A wake-up circuit, a wake-up method and a non-transitory computer-readable storage medium are disclosed. The wake-up circuit includes a wake-up module (11) and a main control module (12). The wake-up module (11) is connected to a wake-up source and is configured to detect a wake-up signal sent by the wake-up source, and to forward the wake-up signal to the main control module (12), one or more wake-up sources being provided. The main control module (12) is connected to the wake-up module (11) and is configured to receive the forwarded wake-up signal, one main control modules (12) being provided.

Abstract: A pixel circuit and a driving method thereof, and a display panel. The pixel circuit includes a reset circuit, a data writing circuit, a compensation circuit, and a driving circuit. The reset circuit is configured to apply a reset voltage to the first terminal of the light-emitting element to reset the first terminal of the light-emitting element; the data writing circuit is configured to write a data signal to the first terminal of the driving circuit; the compensation circuit is configured to write the reset voltage into the control terminal of the driving circuit when the reset circuit applies the reset voltage, and to write a compensation signal based on the data signal into the control terminal of the driving circuit when the data writing circuit writes the data signal; and the driving circuit is configured to control a driving current for driving the light-emitting element to emit light.

Abstract: The invention generally relates to a sample dispenser including an internal standard and methods of use thereof.

Abstract: A display panel and a driving method thereof and a display device are provided. The display panel includes a pixel circuit and a light-emitting element, the pixel circuit including a driving transistor, a first reset transistor and a second reset transistor; the first reset transistor being connected with a gate electrode of the driving transistor and configured to reset the gate electrode of the driving transistor, and the second reset transistor being configured to reset the first electrode of the light-emitting element; a first initialization signal line, connected with the gate electrode of the driving transistor through the first reset transistor; and a second initialization signal line, connected with the first electrode of the light-emitting element through the second reset transistor. The first initialization signal line and the second initialization signal line are insulated from each other and are configured to supply signals respectively.

Abstract: Embodiments of the present disclosure disclose a shift register unit, a driving method thereof, and a device. The shift register unit includes an input circuit, a node control circuit, a first control output circuit, a second control output circuit and an output circuit. By providing the first control output circuit and the second control output circuit, the first control output circuit and the second control output circuit may operate alternately, so that the first control output circuit and the second control output circuit may have time for characteristics recovery respectively, thus improving the service life and output stability of the shift register unit.

Abstract: A vison-based self-checkout terminal is provided. Purchased items are placed on a base and multiple cameras take multiple images of each item placed on the base. A location for each item placed on the base is determined along with a depth and the dimensions of each item at its given location on the base. Each item's images are then cropped, and item recognition is performed for each item on that item's cropped images with that item's corresponding depth and dimension attributes. An item identifier for each item is obtained along with a corresponding price and a transaction associated with items are completed.

Abstract: A vison-based self-checkout terminal is provided. Purchased items are placed on a base and multiple cameras take multiple images of each item placed on the base. A location for each item placed on the base is determined along with a depth and the dimensions of each item at its given location on the base. Each item's images are then cropped, and item recognition is performed for each item on that item's cropped images with that item's corresponding depth and dimension attributes. An item identifier for each item is obtained along with a corresponding price and a transaction associated with items are completed.

Abstract: A pixel circuit, a display panel, and a driving method. The pixel circuit includes a data writing circuit, an ultrasonic acquiring and converting circuit, a storage circuit, a driving circuit, an output control circuit, and a light emitting device. The ultrasonic acquiring and converting circuit converts a received ultrasonic signal into a converted electrical signal, and provides the converted electrical signal to the data writing circuit; the data writing circuit provides the converted electrical signal or a data signal to a first node; the driving circuit provides a recognition signal obtained according to the converted electrical signal or a driving signal to the fourth node; the storage circuit maintains a voltage difference between the first node and the second node stable; the output control circuit provides a level of the fourth node to a third node; the third node outputs the recognition signal.

Abstract: A display substrate including a first display area including a plurality of first sub-pixels, a plurality of second sub-pixels and a plurality of third sub-pixels, wherein the display substrate includes a plurality of first pixel groups each of which includes two third sub-pixels, one first sub-pixel and one second sub-pixel, the two third sub-pixels are arranged adjacent to each other along a first direction, the one first sub-pixel and the one second sub-pixel are adjacent to at least one of the two third sub-pixels, located on both sides of a straight line passing centers of the two third sub-pixels, and arranged along a second direction different from the first direction; a size of the first sub-pixel and the second sub-pixel in the second direction is smaller than a size of the first sub-pixel and the second sub-pixel in the first direction, respectively.