Abstract: An OLED display device and a manufacturing method thereof are provided. The OLED display device includes a base substrate, a plurality of OLED devices, and a plurality of spacers. A plurality of OLED devices are disposed on the base substrate. At least part of the OLED devices are provided with an inorganic layer on a side away from the base substrate. At least part of the spacers are distributed at the gaps between the OLED devices. The OLED display device can prevent a problem of degradation of display quality due to external impact.

Abstract: Disclosed are a compound of formula I or a pharmaceutically acceptable salt thereof, and use thereof in regulating and controlling an EGFR tyrosine kinase activity or preventing and treating an EGFR-related disease. The EGFR inhibitor of formula I has an inhibitory activity on EGFR D770-N771 ins NPG and NPG/T790M kinases, and an inhibitory effect on an EGFR-Del19/T790M/C797S kinase and cell proliferation of a KC-0122:Ba/F3EGFR-L858R/T790M/C797S three-mutation cell line and a KC-0116:Ba/F3EGFR-Del19/T790M/C797S three-mutation cell line.

Abstract: An escalator module and an escalator are provided. The escalator module includes a multifunctional connecting bracket, and a guide wheel assembly including a guide wheel support plate and a plurality of guide wheels. The plurality of guide wheels are connected to the guide wheel support plate, and the guide wheel support plate is connected to the multifunctional connecting bracket, and the multifunctional connecting bracket does not exceed the guide wheel assembly in a transverse direction, so that the escalator module at least includes, at the maximum dimension in the transverse direction, the guide wheel assembly.

Abstract: Provided is a vehicle navigation method based on an improved A-star (A*) algorithm, relating to the technical field of path panning. The method includes: converting a regional map for path planning into a grid map; planning a target travel path of an automated guided vehicle from a starting point to a target point on the grid map by using an improved A* algorithm, where the improved A* algorithm is an A* algorithm incorporating turning costs into a cost function; and navigating the automated guided vehicle along the target travel path. The method reduces the turning costs and improves navigation efficiency.

Abstract: Examples of the present disclosure provide a device management method applied to a first device in a self-organizing network and a network device.

Abstract: Provided are a map data processing method and apparatus, and a storage medium, which relate to the field of data processing technology and, in particular, to artificial intelligence technology, for example, computer vision, map technology, and intelligent transportation. A specific implementation solution includes: processing landform coverage data according to a type of surface species coverage and a data processing rule associated with the type of surface species coverage to obtain a surface species coverage effect map; and generating a landform map according to the surface species coverage effect map and a reference map.

Abstract: A display control method, for a terminal externally provided with a display assembly, includes: obtaining a target image including a current display frame of the terminal; determining a display region in the target image, in which the display region has a mapping relationship with a display unit included in the display assembly; determining color display data of the display region; and sending the color display data to the display assembly, to make the display unit corresponding to the display region display a color corresponding to the color display data.

Abstract: Systems, methods, and devices for generating tunable low frequency signals, such as microwave and radiofrequency signals are disclosed. A first waveguide in optical communication with a first ring resonator can be configured to receive a light input and generate frequencies via optical parametric oscillation. A second waveguide with second ring resonator can receive the frequencies and optically synchronize the frequencies via optical frequency division to generate a low frequency signal. One or more heating elements can be connected to each ring resonator to tune the resonators and reduce noise associated with the low frequency signal.

Abstract: A data transmission method and apparatus, and a communication device and a readable storage medium are provided, and belong to the field of communication technology. The data transmission method includes: a first functional entity obtains an IP flow, and maps the IP flow to a corresponding AS bearer based on Quality of Service (Qos) characteristics of the IP flow, to transmit the IP flow to a second functional entity. The first functional entity is a user plane functional entity in layer 3 of an Access Stratum (AS) of the sending end; the second functional entity is a functional entity in layer 2 of the AS; the AS bearer is a data packet bearer characterized by QoS.

Abstract: A wireless charging method, and an electronic device, are provides. The wireless charging method is performed by a wireless charging apparatus. The wireless charging apparatus includes a monopulse antenna array. The method includes: controlling, in a preset tracking period, the monopulse antenna array to transmit a sum beam and a difference beam to a to-be-charged device, and receiving an echo signal reflected from the to-be-charged device. The preset tracking period is a period that the monopulse antenna array transmits the sum beam and the difference beam. The method further includes tracking a position of the to-be-charged device based on the echo signal. The method also includes controlling, based on position information of the to-be-charged device, the monopulse antenna array to wirelessly charge the to-be-charged device.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly and a light combination mirror assembly. The laser assembly includes at least a laser, a light emitting surface of the laser has a plurality of light emitting regions, and beams emitted from different ones of the plurality of light emitting regions are in different colors. The light combination mirror assembly includes a plurality of mirrors that are sequentially arranged along an optical transmission path of the laser, with each of the mirrors corresponding to one of the light emitting regions. The light combination mirror assembly is used to converge the beams in different colors emitted from the laser to form a white beam.

Abstract: An automatic locking device for assembling a part to a workpiece is provided. The device includes a feeding mechanism, a fixture mechanism, a loading and unloading mechanism, a lifting mechanism, a rotating mechanism, and a locking mechanism. The feeding mechanism feeds the part to the fixture mechanism. The loading and unloading mechanism places the workpiece on the part. The lifting mechanism lifts up the fixture mechanism together with the part and the workpiece. The rotating mechanism rotates the fixture mechanism. The locking mechanism locks the part to the workpiece after the part and the workpiece are rotated by the rotating mechanism. The automatic locking device integrates multiple functions in a single station, reduces the number of the work stations and operatives, lowers the cost, and improves accuracy of the assembly. An assembling apparatus including the automatic locking device is also provided.

Abstract: A method for determining a pose of a robot having a lidar including: obtaining a first pose of the robot in a map coordinate system; determining first positions of laser points corresponding to the lidar in the map coordinate system according to the first pose when the lidar performs laser scanning; determining matching scores between the first positions and grids where the first positions are located according to the first positions and mean values of the grids where the first positions are located, wherein the grids are grids in a probability map corresponding to the map coordinate system; determining a first confidence level for the first pose based on the matching scores; and determining a target pose according to the first confidence level.

Abstract: An artificial intelligence (AI) task control method, a terminal, a base station, and a storage medium are provided. The base station includes a first functional module configured to perform at least one of the following functions by interacting with the terminal: AI task control, AI task execution, network decision generation, and data management for the terminal.

Abstract: Provided is an electric power safety authentication device, including a front casing, a rear casing, a sealing element, and a fastener connection structure. A sealing groove that matches the sealing element is provided at connection between the front and rear casings. The fastener connection structure comprises a first connector, a second connector, a first fastener, a second fastener, a first spring, and second springs. The first fastener is arranged on the front casing, and the second fastener is arranged on the rear casing. The first fastener and the second fastener each comprise a first clamp and a second clamp. The first connector is fit in and fastened to the first fastener, and the second connector is fit in and fastened to the second fastener.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly and a light combination mirror assembly. The laser assembly includes at least a laser, a light emitting surface of the laser has a plurality of light emitting regions, and beams emitted from different ones of the plurality of light emitting regions are in different colors. The light combination mirror assembly includes a plurality of mirrors that are sequentially arranged along an optical transmission path of the laser, with each of the mirrors corresponding to one of the light emitting regions. The light combination mirror assembly is used to converge the beams in different colors emitted from the laser to form a white beam.