Abstract: A self-stabilizing integrally-molded pillar filling structure for underground mines is provided, belonging to the field of supporting structures, which includes an airbag, and the airbag is provided with a feed filling port and a gas inflation port; a telescopic bearing piece, and the telescopic bearing piece is fixedly provided on an inner surface of the airbag and is capable of expanding and contracting with volume change of an inner cavity of the airbag; and steel hoops, and the steel hoops are fixedly provided on an outer surface of the airbag.

Abstract: This application provides a glycosyl-modified fusion protein, a nucleic acid molecule, an expression vector, a host cell and use thereof. A first aspect of this application provides a glycosyl-modified fusion protein including a murine Fc variant and a polypeptide antigen, where the murine Fc variant is obtained by subjecting a murine Fc fragment to amino acid mutation and non-mammalian glycosylation-modification; the murine Fc variant includes at least one of alanine at position 223, alanine at position 228, alanine at position 230, leucine at position 330 and glutamic acid at position 332; the non-mammalian glycosylation-modification excludes sialic acid-modification; the position numbering is performed according to the EU numbering system; the murine Fc variant enhances the binding of the murine Fc fragment to DC cells and DC activation, including the proliferation and activation of specific T cells.

Abstract: Techniques to reduce signal interference between wired signals communicated within an electronic device and wireless signals transmitted to or received from antennas of the electronic device are disclosed. The electronic device includes an interposer with an inner fence and an outer fence having offset gaps to prevent a pathway otherwise formed by overlapping tabs, where the pathway allows noise leakage from the wired signals. In some embodiments, the electronic device (e.g., in a main logic board package) includes a ground fencing of ground vias to prevent the noise leakage from harmonics associated with signal vias communicating the wired signals. The spacing between the ground vias is based on frequencies of signals that the ground vias are intended to block.

Abstract: Various embodiments of the teachings herein include a gearbox adapter. For example, some embodiments include an adapter body with an internal cavity, a first end having a gearbox connection structure connecting the adapter body to a gearbox body, a first shaft hole in an end face of the first end providing communication between the internal cavity and an outside of the adapter body, and a second end having an opening in communication with the internal cavity; a transmission shaft configured to extend from the outside into the internal cavity via the opening and then out of the adapter body through the first shaft hole; an opening cover with a second shaft hole, the opening cover fitted at the second end to block the opening but allow the transmission shaft to pass out of the internal cavity through the second shaft hole; and a rotating bearing arranged in the internal cavity and fitted to the transmission shaft to support the transmission shaft.

Abstract: A shift register is configured to be applied to a display substrate including a plurality of rows of sub-pixels. The shift register is electrically connected to a single row of sub-pixels, and is further configured to transmit a scan signal and a reset signal to the single row of sub-pixels. The shift register includes a scan circuit and a reset circuit. The scan circuit is configured to output the scan signal due to cooperation of a first input signal, a first clock signal, a second clock signal, a first voltage signal and a second voltage signal. The reset circuit is configured to output the reset circuit due to cooperation of a second input signal, a third clock signal, a fourth clock signal, a third voltage signal and a fourth voltage signal. The scan circuit and the reset circuit are configured to output signals independently from each other.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a sub-pixel unit, a data line, a scan line, a plurality of test contact pads, a first peripheral-zone insulating layer and an auxiliary electrode layer. The base substrate includes a display zone and a peripheral zone, the peripheral zone including a test bonding zone. Each of the plurality of the test contact pads includes a first test-contact-pad metal layer and a second test-contact-pad metal layer, wherein the second test-contact-pad metal layer covers the first test-contact-pad metal layer and contacts the first test-contact-pad metal layer in at least portion of a periphery of the first test-contact-pad metal layer. The auxiliary electrode layer includes a plurality of first relay electrode patterns located within the test bonding zone and a plurality of auxiliary electrodes located within the display zone.

Abstract: An amplifier includes a first transmission line from a first terminal to a second terminal. The first transmission line is characterized by a first characteristic impedance matched to a resistance of a source from which a first signal is coupled to the second terminal. The amplifier includes a first resistor with a first resistance and a second resistor with a second resistance coupled between the second terminal and a third terminal. The first resistance and the second resistance are adjustable to match an input impedance at the second terminal to the first characteristic impedance and to tune a gain of a second signal at the third terminal over the first signal at the second terminal. The amplifier includes a second transmission line from the third terminal to a third resistor with a third resistance, the second transmission line being characterized by a second characteristic impedance matched to the third resistance.

Abstract: A computerized method is provided for detecting whether a subject is experiencing an event (e.g., an eating event or a scratching event). The method may comprise receiving time-series data derived from data recorded by an actigraphy device worn on a wrist of the subject and computing a set of birth and death coordinates for each topological feature of a plurality of topological features in the received time-series data. The method may further comprise calculating a digital feature based on the computed set of birth and death coordinates and determining whether the subject is experiencing the event based on the calculated digital feature. In some embodiments, methods are also provided for using Bayesian methods for selecting digital features to use in detecting whether the subject is experiencing the event.

Abstract: A map reconstruction method, a map reconstruction apparatus, a computing device cluster, a computer-readable storage medium, and a computer program product are disclosed, and related to the field of cloud computing and three-dimensional reconstruction technologies. The map reconstruction method includes: delivering a data collection module to a data collection device in a target scene, so that the data collection device collects scene collection data in the target scene; obtaining a scene category of the target scene; determining a map reconstruction algorithm corresponding to the scene category; and generating, by using the map reconstruction algorithm based on the scene collection data sent by the data collection device, a scene map corresponding to the target scene. Therefore, this method can improve map reconstruction accuracy and flexibility.

Abstract: A display substrate includes at least two barrier layers in a peripheral area of the display substrate. The at least two barrier layers includes a first barrier layer forming an enclosure; and a third barrier layer on a side of the first barrier layer closer to a display area. The third barrier layer includes one or more discontinuous portions.

Abstract: Disclosed are a consensus method and device, and a blockchain system. A primary node directly broadcasts a transaction hash list including a hash value of at least one unverified transaction in the system, so that a backup node and the primary node simultaneously verify the at least one unverified transaction, and the backup node stores a first verification result obtained by verification and a first hash value of the at least one unverified transaction. The primary node broadcasts an obtained second verification result and a second hash value of the at least one unverified transaction in a pre-preparation message after completing the verification, so that the backup node searches for the first verification result based on the second hash value, and broadcast a preparation message when the second verification result is the same as the searched first verification result, to enter a subsequent consensus stage, and complete the consensus processing.

Abstract: Embodiments of the disclosure disclose a method for orderly execution of cross-chain transactions and a cross-chain system. The method for orderly execution of cross-chain transactions includes: obtaining, by a main chain, a plurality of cross-chain transactions of a source chain; generating, by the main chain, a cross-chain transaction package for at least one of the plurality of subchains according to the plurality of cross-chain transactions, and distributing the cross-chain transaction package to the at least one subchain; and executing orderly, by the at least one subchain, the transactions in the cross-chain transaction package according to orders of the transactions in the cross-chain transaction package after obtaining the cross-chain transaction package. The embodiments of the disclosure may facilitate the orderly execution of cross-chain transactions.

Abstract: In an implanted medical device system, an internal controller, external power transmitter and methods for performing battery conditioning are disclosed. According to one aspect, an internal controller includes processing circuitry configured to cause conditioning of an internal battery of the internal controller responsive to a direction from an external power transmitter in radio communication with the internal controller.

Abstract: A top-down construction type assembly construction method for paved road surface, including the following steps: step I, manufacturing prefabricating slabs: using a top-down method to manufacture the prefabricating slabs, and providing bolt sleeves, inside the prefabricating slabs, which are evenly arranged in the prefabricating slabs; step II, mounting the prefabricating slabs: on a lower bearing plate, placing the prefabricating slabs in one step, performing a fine tuning on a position and an altitude of the prefabricating slabs, performing a grouting construction, finally forming the paved road surface; the prefabricating slabs are manufactured by laying bricks and pouring concrete, the prefabricating slabs are rolled over and mounted, thus eliminating on-site concrete bonding between bricks and the lower bearing plate, improving overall stability of the bricks and the prefabricating slabs after being mounted, assembled mounting for a paved road surface is implemented, and the construction period is shorte

Abstract: The present disclosure provides a video processing method and apparatus, a device, and a storage medium. The method comprises: in response to that a target video is being played back, displaying a playback progress bar in a preset countdown mode, wherein the playback progress bar does not support adjustment of a playback progress function; and in response to detecting that playback of a last frame of the target video has ended, then stopping the playback of the target video, displaying a mask layer on a video picture of the last frame of the target video, and displaying preset prompt information on the mask layer, wherein the preset prompt information is used for prompting that the target video only supports playback once.

Abstract: Embodiments of the present disclosure relate to the field of solar cell technologies, and provide a solar cell, a method for preparing the same, and a photovoltaic module. The solar cell includes an N-type silicon substrate including a front surface and a rear surface opposite to the front surface. The front surface includes a plurality of pyramid structures, the rear surface includes a plurality of grooves, and some of the plurality of grooves are sequentially arranged along one arrangement direction. The solar cell includes a passivation layer formed over the front surface, a tunneling dielectric layer formed over the rear surface, and a doped conductive layer formed over the tunneling dielectric layer. Embodiments of the present disclosure at least help improve the photoelectric conversion efficiency of the solar cell by changing a morphology of the rear surface of the N-type silicon substrate.

Abstract: A slurry iron remover includes a tank body configured to contain slurry; a magnetic bar disposed in the tank body, where the magnetic bar is configured to absorb iron particles in the slurry; and a cleaning column ring disposed in the tank body and surrounding the magnetic bar, where the cleaning column ring is fitted to an outer surface of the magnetic bar and an inner surface of the tank body respectively, and the cleaning column ring is configured to move along an axial direction of the magnetic bar after the slurry is discharged from the tank body to clean the tank body and the magnetic bar.

Abstract: A preparation method of copper foam includes coating copper paste on a release film to form a coating sheet with a thickness of 50-200 ?m on the release film, peeling off the release film to obtain a copper foam preform after drying the release film with the coating sheet, and performing a glue discharging process on the copper foam preform and sintering the copper foam preform to obtain the copper foam having a thickness of 30-120 ?m and having a porosity of 50-80%. The thickness of the copper foam is reduced, which ensures a balance between the porosity and a structural strength of the copper foam, so the copper foam has a good water absorption performance, and a heat dissipation performance of the copper foam is effectively improved.

Abstract: Embodiments of the present disclosure relate to the field of solar cell technologies, and provide a solar cell, a method for preparing the same, and a photovoltaic module. The solar cell includes an N-type silicon substrate including a front surface and a rear surface opposite to the front surface. The front surface includes a plurality of pyramid structures, the rear surface includes a plurality of grooves, and some of the plurality of grooves are sequentially arranged along one arrangement direction. The solar cell includes a passivation layer formed over the front surface, a tunneling dielectric layer formed over the rear surface, and a doped conductive layer formed over the tunneling dielectric layer. Embodiments of the present disclosure at least help improve the photoelectric conversion efficiency of the solar cell by changing a morphology of the rear surface of the N-type silicon substrate.