Abstract: A display substrate includes a base substrate; a planarization layer on the base substrate; a light emitting element on a side of the planarization layer away from the base substrate, including a first electrode, an organic layer on the first electrode, and a second electrode on a side of the organic layer away from the first electrode; an auxiliary electrode in a layer different from the second electrode; a first connecting structure electrically connecting the auxiliary electrode with the second electrode, respectively; and a second connecting structure electrically connecting the auxiliary electrode with the second electrode, respectively. The first connecting structure and the second connecting structure are in a non-light emitting region. The first connecting structure is spaced apart from the light emitting region by a first shortest distance. The second connecting structure is spaced apart from the light emitting region by a second shortest distance.

Abstract: A display substrate and a display apparatus are provided. In the display substrate, the light emitting device includes a common electrode connected to a common voltage terminal. The display unit includes an auxiliary electrode line, a first auxiliary electrode and an auxiliary insulation layer. The auxiliary electrode line includes a longitudinal portion located in the display region and a transverse portion at least partially located in the non-light-emitting region, and the transverse portion is connected with the longitudinal portion; the first auxiliary electrode is located in the non-luminous region and electrically connected with the common electrode; the auxiliary insulation layer includes a first auxiliary via hole located in the non-light emitting region and exposing at least part of the lateral portion, and the first auxiliary electrode is connected with the lateral portion through the first auxiliary via hole.

Abstract: An audio system parameter configuration method includes: obtaining a type of a current input signal source and audio format information; identifying, based on the type of the input signal source and the audio format information, an audio content type and determining an optimal playback mode; adjusting, based on the optimal playback mode, a speaker combination and a channel configuration of the audio system; and determining a volume level according to the audio content type, and performing adaptive volume level adjustment for the audio system based on the volume level, a user preference and environmental analysis.

Abstract: A nitrogen-containing heterocyclic compound and the use thereof, and specifically disclosed are a compound as represented by formula (II), a stereoisomer thereof, and a pharmaceutically acceptable salt thereof.

Abstract: The current collector disc processing method includes: a punching step of providing a first sheet stock; a stacking step of providing a second sheet stock and stacking the second sheet stock with the first sheet stock; a welding step of welding the first sheet stock and the second sheet stock in a welding region; and a cutting step of obtaining the current collector disc. According to the current collector disc processing method, the current collector disc is obtained by sequentially undergoing the punching step, the stacking step, the welding step, and the cutting step, and does not require positioning structures to be arranged on an annular sheet and a connecting disc, which is conducive to simplifying the structure of the current collector disc, improving the positional accuracy of the annular sheet and the connecting disc in the current collector disc.

Abstract: A solar module frame coupling assembly includes a solar module frame and a rail. The solar module frame includes a frame side portion having a protruded guide structure. The rail includes a first rail side and a second rail side that is opposite the first rail side. The first rail side is configured to interface with a torque tube, and the second rail side includes an alignment slot. The alignment slot is configured to receive the protruded guide structure to couple the solar module frame to the rail.

Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate includes a base substrate, a driving circuit layer and a light-emitting unit. The driving circuit layer includes a source/drain metal layer, the source/drain metal layer includes a source electrode, a drain electrode and an auxiliary electrode, the light-emitting unit includes a first electrode structure, a light-emitting layer and a second electrode structure, the display substrate further includes an auxiliary connection structure and a protection hole, an orthogonal projection of the auxiliary connection structure onto the base substrate is located within an orthogonal projection of the protection hole onto the base substrate, and a distance between a surface of the auxiliary connection structure away from the base substrate and the base substrate is less than a distance between a surface of the planarization layer away from the base substrate and the base substrate.

Abstract: A consumable output control method, a device, a terminal device and a readable storage medium are provided. The consumable output control method includes: during a consumables output cycle of a consumables transfer pump of a smart terminal, obtaining a current value of the consumables transfer pump at preset intervals; determining an operating state of the consumable transfer pump during the consumable output cycle based on the current value; in the case that the operating state during the consumables output cycle is determined to be an unloaded state, adjusting an operating duration of the consumables output cycle.

Abstract: A smart toothbrush control method, device, terminal, and readable storage medium are provided. The method includes: receiving first indication information sent by a target device; wherein the first indication information is used to indicate at least one of the following: an operating mode of the smart toothbrush, a type of consumables, an amount of the consumables, user oral data collection, consumable usage status collection and smart toothbrush usage status collection; determining a target operating program corresponding to the first indication information, and executing the target operating program; the target device includes an upper machine and/or a smart consumable device.

Abstract: Disclosed herein are devices, systems, and methods for solar module frames and installation of solar module frames and/or support rails at solar generation installations, such as at a solar tracker. At a support rail interfacing with a solar module frame, a tab at the support rail is moved from a first tab position to a second tab position. When the tab is moved to the second tab position, a fastening member is actuated at the solar module frame and at the tab in the second tab position to couple the solar module frame to the support rail.

Abstract: Provided is a tunable mechanically reconfigurable frequency selective surface based on rotating rigid structures, including N frequency selective surface units which are arranged in an arrangement of a periodic shape array. The frequency selective surface unit includes four frequency selective surface subunits, the frequency selective surface subunit includes a dielectric substrate and an annular conductive layer; the annular conductive layer is arranged on a surface of the dielectric substrate, and the four frequency selective surface subunits are connected in such a way that angles between adjacent frequency selective surface subunits are ? degrees, 180-? degrees, ? degrees and 180-? degrees.

Abstract: A display substrate includes a first metal layer, a first insulating layer, a metal oxide layer, a second insulating layer and a second metal layer which are stacked on a substrate base. The metal oxide layer includes a first active layer, and the second metal layer includes a first gate electrode, a first source electrode, and a first drain electrode. The first active layer includes a channel region, a source transition region and a drain transition region located at two sides of the channel region, a source connection region located at a side of the source transition region away from the channel region and a drain connection region located at a side of the drain transition region away from the channel region.

Abstract: In some implementations, a pump combiner may comprise a central capillary and a plurality of pump fibers surrounding the central capillary, wherein the plurality of pump fibers are twisted around the central capillary and tapered toward an output from the pump combiner. In some implementations, an optical assembly may comprise the pump combiner, a laser source configured to generate signal light, a plurality of diodes configured to generate pump light, and an optical fiber that comprises a core and a cladding. An input end of the pump combiner may be coupled to the plurality of diodes, and the optical fiber may be coupled to the laser source and to an output end of the pump combiner such that the signal light is delivered to a core of the optical fiber and the pump light is delivered only to a cladding of the optical fiber.

Abstract: A display substrate is provided. The display substrate includes a planarization layer; a light emitting element on the planarization layer, including a first electrode, an organic layer on the first electrode, and a second electrode on a side of the organic layer away from the first electrode; an auxiliary electrode in a layer different from the second electrode; one or more first connecting structures electrically connecting the auxiliary electrode with the second electrode, respectively; and one or more second connecting structures electrically connecting the auxiliary electrode with the second electrode, respectively; wherein a respective first connecting structure of the one or more first connecting structures includes a conductive channel including a sintered conductive material; and the conductive channel is absent in the one or more second connecting structures.

Abstract: A display substrate and a display apparatus are provided. In the display substrate, the light emitting device includes a common electrode connected to a common voltage terminal. The display unit includes an auxiliary electrode line, a first auxiliary electrode and an auxiliary insulation layer. The auxiliary electrode line includes a longitudinal portion located in the display region and a transverse portion at least partially located in the non-light-emitting region, and the transverse portion is connected with the longitudinal portion; the first auxiliary electrode is located in the non-luminous region and electrically connected with the common electrode; the auxiliary insulation layer includes a first auxiliary via hole located in the non-light emitting region and exposing at least part of the lateral portion, and the first auxiliary electrode is connected with the lateral portion through the first auxiliary via hole.

Abstract: Disclosed are an electromagnet current control method and a related assembly, which relate to the field of maglev train control. First, a current difference between a preset current and an actual current of an electromagnet is determined, the sum of the preset current and the current difference is used as a current increment, and the sum of the preset current, the current difference, and a preset current offset is used as a current negative increment, wherein the preset current offset is a negative value. Finally, a manner of adjusting a current on the electromagnet and a rate of adjusting the current is determined by combining a result of comparing the current increment with the actual current and a result of comparing the current negative increment with the actual current.

Abstract: An integrated vehicle rack may include a plastic wheel support for supporting the bicycle wheels, a flip locking device for flipping the plastic wheel support, and a square-mouth connecting device for connecting an external vehicle, wherein the plastic wheel support and the square-mouth connecting device are both connected to the bottom of the flip locking device; the flip locking device comprises a lower bracket, an upper bracket, a flip structure, and a locking structure. The square-mouth connecting device comprises a square-mouth tube and a connecting device. The flip locking device allows the user to easily lock or unlock the upper bracket and the lower bracket without tools, which facilitates the opening of the trunk door and greatly improves the flexibility of use and user experience.