Abstract: A bearing cage for holding rollers between an outer ring and an inner ring of a bearing includes a first side ring, a second side ring axially spaced from the first side ring and a plurality of circumferentially spaced bridges connecting the first side ring and the second side ring. The first side ring includes at least one radially inward extending circumferential projection, and the at least one projection may be a plurality of projections separated by a plurality of gaps.

Abstract: A foam pad structure having a protective film includes a substrate layer, a hot glue layer, a printed pattern layer, and an adhesive film. The substrate layer is made of a foam material. The substrate layer has two surfaces arranged oppositely on its upper and lower sides. The hot glue layer is coated on at least one of the two surfaces of the substrate layer. The hot glue layer has an adhesive surface facing away from the substrate layer. The printed pattern layer is composed of a pigment containing the same composition as the hot glue layer. The printed pattern layer is printed on the adhesive surface of the hot glue layer. The hot glue layer and the printed pattern layer are melted between the substrate layer and the adhesive film.

Abstract: The present disclosure provides a fixed-position defect doping method for a micro-nanostructure based on a self-alignment process, including: S1, sequentially forming a sacrificial layer and a photoresist layer on a surface of a crystal substrate; S2, performing a lithography on the photoresist layer to form a mask hole according to a micro-nano pattern; S3, performing an isotropic etching on the sacrificial layer through the mask hole, and amplifying the micro-nano pattern to the sacrificial layer; S4, performing an ion implantation doping on an exposed crystal surface below the mask hole; S5, removing the photoresist layer, and depositing a mask material; S6, removing the sacrificial layer, and transferring a micro-nano amplified pattern in the sacrificial layer to a mask material pattern; and S7, etching an exposed crystal surface, and removing the mask material on the surface and forming a specific defect by annealing.

Abstract: The present invention discloses a flat heat pipe, comprising a bottom plate, a top plate, and a support plate located between the bottom plate and the top plate; a micron-level radial strip is processed on the inner surface of the bottom plate; the inner surface of the top plate is processed with superhydrophilic and superhydrophobic radial structures arranged at intervals to transport the condensate to the direction of the surrounding pipe wall; a wick is arranged on the inner side of the support plate. The present invention has the function of pumpless directional transport of liquid and convergence of refluxed condensate; thereby improving the heat exchange performance of the entire flat heat pipe.

Abstract: A semiconductor device includes a first vertically-oriented semiconductor pillar having one or more sidewalls, and a top surface, the first vertically-oriented semiconductor pillar having a first width, a first dielectric material abutted to the one or more sidewalls of the first vertically-oriented semiconductor pillar, and a first conductive structure having a first surface, and having a second width that is greater than the first width, the first conductive structure disposed such that a second portion of its first surface is in electrical contact with the top surface of the first vertically-oriented semiconductor pillar, wherein a first portion of the first surface of the first conductive structure extends laterally beyond the top surface of the first vertically-oriented semiconductor pillar, and the second portion of the first surface is disposed on the first dielectric material.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for generating a computer chip floorplan. One of the methods includes obtaining netlist data for a computer chip; and generating a computer chip floorplan, comprising placing a respective node at each time step in a sequence comprising a plurality of time steps, the placing comprising, for each time step: generating an input representation for the time step; processing the input representation using a node placement neural network having a plurality of network parameters, wherein the node placement neural network is configured to process the input representation in accordance with current values of the network parameters to generate a score distribution over a plurality of positions on the surface of the computer chip; and assigning the node to be placed at the time step to a position from the plurality of positions using the score distribution.

Abstract: A semiconductor device and methods for forming the same are provided. The semiconductor device includes an array of vertical transistors. Each transistor includes a semiconductor body extending in a vertical direction, and a gate structure located adjacent to a sidewall of the semiconductor body. The gate structures of each row of vertical transistors are connected with each other and extend along a first lateral direction to form a word line. A first word line of a first row of vertical transistors is located at a first side of the semiconductor bodies of the first row of vertical transistors along a second lateral direction perpendicular to the first lateral direction; and a second word line of a second row of vertical transistors adjacent to the first row of vertical transistors is located at a second side of the semiconductor bodies of the second row of vertical transistors along the second lateral direction.

Abstract: Disclosed in the embodiments of the present disclosure are a method and apparatus used for generating a video, and an electronic device. The method comprises: while displaying an original video, acquiring audio material by means of background music of the original video, and acquiring image material, determining music points of the audio material, the music points being used for dividing the audio material into a plurality of audio clips; using the image material to generate a video clip for each music clip in the audio material so as to obtain a plurality of video clips, corresponding music clips and video clips having the same duration; and according to the times at which the music clips corresponding to the plurality of video clips appear in the audio material, splicing the plurality of video clips together, and adding the audio material as a video audio track to obtain a synthesized video.

Abstract: This document describes techniques and systems that enable a range extender device. The techniques and systems include a user device that includes a housing with an audio sensor, a heat sink assembly, a circuit board assembly, and a speaker assembly positioned within the housing. The housing includes a top housing member connected to a bottom housing member. The top housing member includes a concave-down top-end portion connected to a generally-cylindrical vertical wall via rounded corners. The heat sink assembly includes a heat sink and one or more antennas positioned proximate to an inner surface of the vertical wall. The circuit board assembly is positioned within the housing and proximate to the heat sink assembly, and the speaker assembly is positioned within the housing and connected to the circuit board assembly. Also, a light ring assembly is connected to a bottom exterior surface of the bottom housing member.

Abstract: A vehicle performance evaluation method, device and terminal are provided. The method includes: acquiring a labeled ADE score of an ADE item within a time period in which the ADE item occurs, and recording labeled data of an ADE index for indicating a vehicle state; acquiring a correlation between the ADE item and the vehicle state, according to the labeled ADE score and the labeled data of the ADE index; acquiring data of a target ADE index within a preset time period, and acquiring a target ADE score according to the data of the target ADE index and a correlation between the ADE item and the vehicle state; and acquiring a vehicle performance evaluation result according to the target ADE score. The passenger participation is not necessary, costs can be reduced and a vehicle evaluation efficiency can be improved.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for generating a computer chip floorplan. One of the methods includes obtaining netlist data for a computer chip; and generating a computer chip floorplan, comprising placing a respective node at each time step in a sequence comprising a plurality of time steps, the placing comprising, for each time step: generating an input representation for the time step; processing the input representation using a node placement neural network having a plurality of network parameters, wherein the node placement neural network is configured to process the input representation in accordance with current values of the network parameters to generate a score distribution over a plurality of positions on the surface of the computer chip; and assigning the node to be placed at the time step to a position from the plurality of positions using the score distribution.

Abstract: A video generating method, an apparatus, an electronic device, and a computer-readable medium are provided. The method includes: acquiring a first video set and an audio material; determining a first music point of the audio material according to an amount of the video materials in the first video set; generating, according to a sorting order of the video materials in the first video set, one video clip for each first music clip in the audio material by respectively using one video material, so as to obtain a first video sequence; adjusting, in response to detecting an editing operation on the video clip in the first video sequence, the video clip in the first video sequence, so as to obtain a second video sequence; and splicing together video clips in the second video sequence, and adding the audio material as a video audio track to obtain a composite video.

Abstract: This document describes techniques and systems that enable a range extender device. The techniques and systems include a user device that includes a housing with an audio sensor, a heat sink assembly, a circuit board assembly, and a speaker assembly positioned within the housing. The housing includes a top housing member connected to a bottom housing member. The top housing member includes a concave-down top-end portion connected to a generally-cylindrical vertical wall via rounded corners. The heat sink assembly includes a heat sink and one or more antennas positioned proximate to an inner surface of the vertical wall. The circuit board assembly is positioned within the housing and proximate to the heat sink assembly, and the speaker assembly is positioned within the housing and connected to the circuit board assembly. Also, a light ring assembly is connected to a bottom exterior surface of the bottom housing member.

Abstract: A foam pad structure having a protective film includes a substrate layer, a hot glue layer, a printed pattern layer, and an adhesive film. The substrate layer is made of a foam material. The substrate layer has two surfaces arranged oppositely on its upper and lower sides. The hot glue layer is coated on at least one of the two surfaces of the substrate layer. The hot glue layer has an adhesive surface facing away from the substrate layer. The printed pattern layer is composed of a pigment containing the same composition as the hot glue layer. The printed pattern layer is printed on the adhesive surface of the hot glue layer. The hot glue layer and the printed pattern layer are melted between the substrate layer and the adhesive film.

Abstract: A device for lifting and tightening screws includes a transporting unit to move the device to a screw suction position or a screw locking position, a suction nozzle unit, a vacuum generator, and an electronic screwdriver unit. When the device is moved to a position to attract and apply suction to a screw, the suction nozzle unit captures a screw. When the device is moved to the screw locking position, the electronic screwdriver unit tightens the screw. The device prevents the suction nozzle from contacting the workpiece, guides a suction position of the screw, and can function in relation to screw holes surrounded by steps and barriers.

Abstract: A vehicle performance evaluation method, device and terminal are provided. The method includes: acquiring a labeled ADE score of an ADE item within a time period in which the ADE item occurs, and recording labeled data of an ADE index for indicating a vehicle state; acquiring a correlation between the ADE item and the vehicle state, according to the labeled ADE score and the labeled data of the ADE index; acquiring data of a target ADE index within a preset time period, and acquiring a target ADE score according to the data of the target ADE index and a correlation between the ADE item and the vehicle state; and acquiring a vehicle performance evaluation result according to the target ADE score. The passenger participation is not necessary, costs can be reduced and a vehicle evaluation efficiency can be improved.

Abstract: Disclosed are a class of quinoline compounds and use thereof. This class of compounds has good inhibitory activity to a fibroblast growth factor receptor 4 (FGFR4), may be used as a receptor tyrosine kinase inhibitor, in particular as an FGFR4 kinase irreversible inhibitor, and is used for preparing drugs for preventing and/or treating FGFR4 overexpression-mediated diseases in organisms and diseases associated with angiogenesis or cancer metastasis.

Abstract: Disclosed herein is a water-dispersible dry powder formulation that includes, based on the total weight of the water-dispersible dry powder formulation, 0.2 wt % to 4.0 wt % of glucagon, 10 wt % to 95.0 wt % of lactose, 0.001 wt % to 5.0 wt % of acetone, and 0.1 wt % to 10.0 wt % of water. The water-dispersible dry powder formulation has a pH value ranging from 2.0 to 6.0. A method for producing the water-dispersible dry powder formulation is also disclosed.

Abstract: An electric work machine in one aspect of the present disclosure includes an electric power input terminal, a motor, a circuit board, a first heat dissipation plate, and a second heat dissipation plate. The circuit board includes a first surface and an electronic circuit on the first surface. The electronic circuit controls supply of AC power to the motor. The electronic circuit includes an electronic component that generates Joule heat. The first heat dissipation plate is spaced from the first surface by a first distance in parallel to the first surface. The second heat dissipation plate is spaced from the first surface by a second distance in parallel to the first surface. The second heat dissipation plate is thermally coupled with the first heat dissipation plate. The second distance is smaller than the first distance.

Abstract: The disclosure provides an electricity generating insert for a piece of footwear, the insert can be removably placed in the heel portion, e.g. under the insole. The insert comprises a multilayer piezoelectric stack that alternatively flexes under the compression-decompression that occurs during locomotion, which flexing causes friction in the stack to generate electricity capable of charging electronic devices and the like, e.g. via a port on the footwear.