Abstract: The present disclosure discloses a novel multi-stable and erasable anti-counterfeiting technology with controlled reflection color and the application thereof in optical coding. The method and use are characterized by high thermal stability and robust fatigue resistance, and the realization thereof relies on the material system composed of an intrinsic chiral diarylethene molecule based on steric hindrance ethene bridge and a liquid crystal (LC) material disclosed herein.

Abstract: Embodiments of this application provide a peer-to-peer network scheduling method. The method includes: obtaining a fragment file list, where the fragment file list includes information about a plurality of fragment files, each fragment file includes one or more segments, and each segment corresponds to one segment number; downloading a missing segment in a target fragment file from another client device based on a downloading progress of downloading each segment of the target fragment file by each client device; and when a player requests the target fragment file, stopping downloading the missing segment in the target fragment file from the another client device, and downloading the missing segment in the target fragment file from a CDN server. According to the embodiments of this application, a computation amount and resource consumption of a Tracker server can be reduced, and data transmission efficiency of a P2P network can be improved.

Abstract: Disclosed are a method for spatial audio reproduction based on D-RIRs includes: selecting measurement points around a listener based on the location of the listener; calculating a D-RIR for the location of the listener based on D-RIRs for the measurement points around the listener; and reproducing spatial audio at the location of the listener based on the D-RIR at the location of the listener.

Abstract: The present disclosure discloses a signal receiving apparatus having parameter optimization mechanism. A signal processing circuit processes a data signal according to at least one equalization parameter to generate an equalized data signal. A clock data recovery circuit performs clock data recovery on the equalized data signal according to a primary sampling signal and a primary threshold value to generate primary recovered data. A multi-sampling circuit performs clock data recovery on the equalized data signal according to secondary sampling signals and secondary threshold values to generate a plurality of pieces of secondary recovered data.

Abstract: A network parameter configuration method, where in the method, network running data corresponding to a first period is input into a prediction model, so that the prediction model predicts, based on the input network running data, a value of a parameter of a network device in a second period, and the parameter of the network device in the second period is configured to the value predicted by the prediction model.

Abstract: A battery assembly, and an electronic device incorporating a battery assembly, includes at least one cell, a battery protection plate and a heat dissipation assembly. The cell includes a cell body and a tab protruding from the cell body. The battery protection plate connected with the tab. The heat dissipation assembly connected with the tab and the battery protection plate, and the heat dissipation assembly includes a phase-change material for absorbing heat.

Abstract: The invention provides a motor nonlinear system modeling method including steps of: obtaining a chirp signal of a first frequency band, and a chirp signal of a second frequency band; exciting the motor by using the chirp signal; obtaining a higher harmonic frequency response of the first frequency band; exciting the motor by using the chirp signal of the second frequency band; obtaining a higher harmonic frequency response of the second frequency band; obtaining a higher harmonic frequency response by splicing the higher harmonic frequency response of the first frequency band and the higher harmonic frequency response of the second frequency band in the frequency domain. The higher harmonic frequency response of the working frequency of the motor is a nonlinear system model of the motor. By virtue of the method provided by the present invention, the accuracy of motor modeling is effectively improved.

Abstract: The invention relates to a lens objective system comprising a lens objective comprising a set of optical elements, the optical properties of the optical elements induce optical aberrations of the lens objective. The system comprises an optical compensation element configured to manipulate a propagation path of light transmitting the optical compensation element, wherein the optical compensation element is configured and arranged relative to the lens objective so that the lateral offset caused by pupil aberration is reduced.

Abstract: Disclosed are coating equipment and a coating method. The coating equipment comprises a coating die and a slurry parameter detector. The coating die comprises a first slot, a second slot, a first adjusting mechanism and a second adjusting mechanism. Through the arrangement of the first adjusting mechanism and the second adjusting mechanism, adjustment of the flow rate of slurry circulating in the first slot and the second slot can be realized, and parameters of coated slurry are detected by a slurry parameter detector, and are then compared with preset values, and comparison results are fed back to the first adjusting mechanism and the second adjusting mechanism for adjustment of the first adjusting piece and the second adjusting piece, so that automatic adjustment of double-layer die coating is realized, the debugging effectiveness is greatly improved, and the coating efficiency is further improved.

Abstract: Disclosed are a display substrate and a display apparatus. The display substrate, includes base, and an organic electroluminescent display layer, a touch layer, a polarizer and a cover plate sequentially stacked on the base. The organic electroluminescent display layer and the touch layer are bonded with a first bonding layer, and the polarizer and the cover plate are bonded with a second bonding layer. The display substrate includes a camera installation area and a display area surrounding the camera installation area. A camera is installed on a side of the base away from the organic electroluminescent display layer and located in the camera installation area, a light-emitting layer is not provided in an area of the organic electroluminescent display layer corresponding to the camera installation area, and a first opening is provided in an area of the polarizer corresponding to the camera installation area.

Abstract: An information processing method includes receiving downlink control information from a network device, wherein the downlink control information is capable of scheduling a maximum of N transport blocks (TBs). When the downlink control information includes a first field, the first field includes (N+2) bits. A quantity L of TBs is determined based on the first field. When L is greater than 1, the L TBs can include both a newly transmitted TB and a retransmitted TB. In j consecutive bits in the first field, a bit state of only one bit is 1, bit states of j?1 bits are all 0, and j=N+1?L. k=0, a bit state of a bj bit in the first field is 1, and L consecutive bits in the first field, carry NDI of the L TBs; or k=L+1, a bit state of a bL bit in the first field is 1, and L consecutive bits in the first field, carry NDI information of the L TBs.

Abstract: Embodiments of the disclosed technologies include parsing a query into a first query portion and at least one second query portion, matching an embedding of the at least one second query portion with an embedding that corresponds to a portion of a document of a document set, mapping the portion of the document to a first node of a graph; by a generative artificial intelligence model, constructing a graph query based on at least the first node, executing the graph query on the graph to identify a second node of the graph, extracting a path from the graph, and configuring the path for output at a device.

Abstract: A reference signal transmission method and a reference signal transmission device are provided. The reference signal transmission method for a V2X system includes: receiving, by a first device, a first reference signal transmitted by another device via a sidelink; and performing, in accordance with the first reference signal transmitted by the other device, at least two of: a resource occupancy sensing process, an Automatic Gain Control (AGC) process, a Frequency Offset Estimation (FOE) process, a Channel State Information (CSI) measurement process, and a channel estimation process.

Abstract: Various embodiments illustrated herein disclose a full body harness that includes a connector. The connector includes a first plate and a second plate, where the first plate is identical to the second plate. The first plate and the second plate includes a plurality of slits to facilitate passage of a first harness and a second harness therethrough. The first plate is rotatably coupled to the second plate such that they are rotatable with respect to each other. Such a connector automatically enables easy adjustment of the harness based on an activity of a user who is wearing the harness.

Abstract: A sealing assembly for sealing a through hole, and a method and device for preparing a battery cell are provided. The sealing assembly comprises: a sealing sleeve provided in the through hole and having a cavity and an opening that is in communication with the cavity; an elastic sleeve tube provided in the cavity and having a first mounting hole that extends in an axial direction of the through hole; and a central rod, which is provided in the first mounting hole and is in threaded connection with the elastic sleeve tube to enable the elastic sleeve tube to expand in a radial direction of the through hole to press the sealing sleeve and form, on an outer wall of the elastic sleeve tube, a raised portion that rivets the sealing sleeve to the through hole.

Abstract: An electronic device including a first body, the first body being plate-shaped with a first side and a second side opposite the first side; a second body, the second body being plate-shaped, rotatably connected to the first body through a connecting device, with a third side and a fourth side opposite the third side; and a display device disposed on the first side, including a display unit set, the display device being configured to present an image, where the display unit set is configured to present three or more colors, and the image is perceived by a viewer after being illuminated by light.

Abstract: A child safety seat includes a seat shell and a buffering part. The seat shell includes a backrest portion having a front surface and at least one sidewall arranged at a side of the front surface, and an opening is formed in the sidewall. The buffering part is arranged at the sidewall, the buffering part being rotatable relative to the sidewall between a first position and a second position, wherein the buffering part is positioned at the sidewall such that during a sideways collision the buffering part urges the sidewall to bend inwardly.