Abstract: A wireless communication method for use in a first wireless terminal is disclosed. The method comprises transmitting, to a second wireless terminal, a message associated with a discovery of a relay terminal, wherein the message comprises information associated with at least one network slice supported by the relay terminal.

Abstract: An electric valve/door, and a control apparatus and method thereof are provided. The electric valve/door includes a control apparatus. The control apparatus includes an alternating current (AC) asynchronous motor, a transmission device, and a valve driver. The valve driver is connected to the AC asynchronous motor. The AC asynchronous motor is connected to the valve/door through the transmission device. The valve driver is configured to collect information of a real-time torque of the AC asynchronous motor or the valve/door during operation, and take a set torque of the valve driver as an input and the real-time torque as a feedback to immediately correct an output torque of the valve driver or a limit value of the output torque by using a proportional-integral-derivative (PID) control algorithm, to meet requirements for response speed and control precision of each stage in opening and closing processes of the valve/door.

Abstract: Provided is a method for training an image cropping model, a method for processing an image, an electronic device and a storage medium, relating to the field of deep learning and image processing technology. The training method includes: obtaining sample data, wherein the sample data at least includes: a sample image, a first cropped image obtained by cropping the sample image in a first manner, and a second cropped image obtained by cropping the sample image in a second manner; determining a target loss function; and using at least the sample data and the target loss function to perform model training on a preset image cropping model to obtain a target image cropping model.

Abstract: This specification discloses data query methods and apparatuses, storage media, and electronic devices. In an example method, a query statement input by a user is obtained, where the query statement is used to query data from a database. Based on the query statement, an execution plan corresponding to the query statement is generated. Based on the execution plan, each query operation involved in the execution plan and an execution order of query operations are; determined. A target operation from the query operations is determined based on the execution order of the query operations, where the target operation is an operation other than a last query operation to be executed among the query operations. When executing the execution plan, deduplication is performed on duplicate results included in query results obtained by executing the target operation. Based on deduplicated query results, query data corresponding to the query statement is obtained.

Abstract: A device, method, apparatus and computer readable storage medium for RMA generation are disclosed. A first device performs timing synchronization with a second device (210). The first device generates, at a first time instance, a first random media access control address, RMA, in accordance with a rule configuration information, to communicate with the second device (220). Further, the first device generates, at a second time instance, a second RMA in accordance with the rule configuration information to communicate with the second device (230). The rule configuration information comprises time instructions comprising information corresponding to the first time instance, and information on a period of time starting from the first time instance and ending at the second time instance.

Abstract: A system and a method for implementing a squeeze treatment to apply a scale inhibitor in a wellbore are provided. An exemplary method includes mixing a scale inhibitor pill. The scale inhibitor pill includes polyamino polyether methylene phosphonic acid (PAPEMP) and amino trimethylene phosphonic acid (ATMP). Pre-flush chemicals are injected into the wellbore. The scale inhibitor pill is injected into the wellbore. An over flush is injected into the wellbore. The wellbore is shut in for a target period of time and normal production is resumed.

Abstract: The embodiments of the present disclosure provide an asymmetric hydraulic support for pseudo inclined mining in steeply dipping seam, wherein the asymmetric hydraulic support includes a top mechanism, a bottom mechanism, a telescopic mechanism, and a connecting mechanism; the top mechanism and the bottom mechanism are disposed in parallel to each other, and a projection of the top mechanism and the bottom mechanism on a working surface is a parallelogram, and a sum of an acute angle of each of two parallelograms and a steeply dipping angle in pseudo inclined mining is 90°; the telescopic mechanism is provided between the top mechanism and the bottom mechanism, and two ends of the telescopic mechanism are rotationally connected to the top mechanism and the bottom mechanism, respectively; one end of the two sets of connecting structures of the connecting mechanism is hinged by a first articulating shaft, and a central axis of the first articulating shaft is located in a middle of the top mechanism and the botto

Abstract: A display panel includes a first substrate, a second substrate, and an electrophoretic layer and a conductive adhesive layer that are located between the first substrate and the second substrate. The first substrate includes a common electrode layer and a color light-filtering layer that are stacked. The second substrate includes a pixel electrode layer. The electrophoretic layer is disposed on a surface of the color light-filtering layer or the common electrode in the first substrate. The electrophoretic layer includes a conductive optical adhesive film and a plurality of electrophoretic units. The electrophoretic units are distributed in the conductive optical adhesive film. The conductive optical adhesive film is directly bonded to the color light-filtering layer or the common electrode. There is no other adhesive layer between the electrophoretic layer and the first substrate. The conductive adhesive layer is disposed between the electrophoretic layer and the second substrate.

Abstract: A method for obtaining a cover image includes: obtaining a plurality of first cropped images of an original image corresponding to a candidate resource; obtaining an aesthetic score of each of the plurality of first cropped images; and determining a target cover image of the candidate resource from the plurality of first cropped images based on the aesthetic score of each first cropped image.

Abstract: Embodiments of three-dimensional memory devices and fabricating methods thereof are disclosed. One disclosed method for forming a memory structure comprises: forming a bottom conductive layer on a substrate; forming a dielectric stack on the bottom conductive layer, the dielectric stack comprising a plurality of alternatively arranged first dielectric layers and second dielectric layers; forming an opening penetrating the dielectric stack and exposing the bottom conductive layer; forming a cap layer on a bottom of the opening; forming a cylindrical body and a top contact on the cap layer and in the opening; and replacing the plurality of second dielectric layers with conductive layers.

Abstract: Embodiments of this application provide a SIM module management method and an electronic device, and relate to the field of electronic devices. A solution that supports an eSIM module is provided for an existing electronic device that supports dual SIM modules, so that the dual SIM modules are compatible with the eSIM module. The electronic device in the embodiments of this application may support three SIM modules. The three SIM modules include at least one eSIM module. The remaining two SIM modules may be both plug-in SIM modules, or may be one plug-in SIM module and one softSlM module. A user can arbitrarily select two SIM modules from the three SIM modules to be in online standby mode, or can arbitrarily select one SIM module from the three SIM modules to be in online standby mode.

Abstract: A display panel, a driving method therefor, and a display device. The display panel includes a scan drive module and multiple rows of sub-pixel units arranged in sequence. The multiple rows of sub-pixel units are divided into n sub-pixel unit groups, and two adjacent rows of the sub-pixel units in each sub-pixel unit group are spaced by (n?1) rows of the sub-pixel units in other sub-pixel unit groups. The scan drive module is configured to sequentially scan and drive each row of the sub-pixel units in each sub-pixel unit group and scan and drive the n sub-pixel unit groups in divided periods within a scan cycle.

Abstract: Methods for reducing resistivity of metal gapfill include depositing a conformal layer in an opening of a feature and on a field of a substrate with a first thickness of the conformal layer of approximately 10 microns or less, depositing a non-conformal metal layer directly on the conformal layer at a bottom of the opening and directly on the field using an anisotropic deposition process. A second thickness of the non-conformal metal layer on the field and on the bottom of the feature is approximately 30 microns or greater. And depositing a metal gapfill material in the opening of the feature and on the field where the metal gapfill material completely fills the opening without any voids.

Abstract: An electric valve/door, and a control apparatus and method thereof are provided. The electric valve/door includes a control apparatus. The control apparatus includes an alternating current (AC) asynchronous motor, a transmission device, and a valve driver. The valve driver is connected to the AC asynchronous motor. The AC asynchronous motor is connected to the valve/door through the transmission device. The valve driver is configured to collect information of a real-time torque of the AC asynchronous motor or the valve/door during operation, and take a set torque of the valve driver as an input and the real-time torque as a feedback to immediately correct an output torque of the valve driver or a limit value of the output torque by using a proportional-integral-derivative (PID) control algorithm, to meet requirements for response speed and control precision of each stage in opening and closing processes of the valve/door.

Abstract: An optical module including an upper shell part, a circuit board, a base, and a light reception component and a light emission component respectively disposed on upper and lower surfaces of the base; a base mounting portion is formed on the surface of the circuit board, through which the base is secured to the circuit board. In order to increase heat dissipation effect of the base, a protrusion is formed on an upper surface of the base, which protrudes towards and is in thermal connection with the upper shell part, conducting heat through the base. To dissipate heat generated by the light emission component more effectively, the light emission component is disposed on a lower surface of the base. Heat dissipation effect of the base is improved by forming the protrusion on the upper surface of the base and using it as a heat dissipation protrusion.

Abstract: A method and an apparatus of recognizing a package sorting behavior are provided. A target detection is performed on an image frame in a target video, so as to acquire at least one human detection box and at least one package detection box; a motion trajectory of the human detection box and a motion trajectory of the package detection box are tracked respectively; in a process of trajectory tracking for a package, a moment at which the package is thrown is recognized based on a current motion trajectory tracked for the package; and motion information of the package from the moment at which the package is thrown to a current moment is acquired, and a sorting behavior of the package is recognized based on the motion information.

Abstract: A display region of a display panel at least includes a first display sub-region and a second display sub-region. A driving method for a display panel includes: in the case where a change degree of display-related parameters of at least two refresh frames in the second display sub-region is greater than a set degree, refreshing the first display sub-region and/or performing display compensation on the first display sub-region. When the change degree of the display-related parameters of the at least two refresh frames in the second display sub-region is greater than the set degree to cause a change in the display brightness of the first display sub-region, the first display sub-region is refreshed, and/or the display compensation is performed on the first display sub-region.

Abstract: A multi-band and multi-functional antenna integrated module and a preparation method thereof are provided. The multi-band and multi-functional antenna integrated module has an electromagnetic wave capture layer, a frequency selection circuit layer, and a signal processing circuit layer stacked vertically in sequence. The frequency selection circuit layer and the frequency selection circuit layer are interconnected through a metallized through hole. The frequency selection circuit layer has a plurality of frequency selection circuit units with different processing bands. The signal processing circuit layer has a plurality of signal processing circuit units with different functions. The plurality of frequency selection circuit units are interconnected to the plurality of signal processing circuit units in a one-to-one correspondence manner through a plurality of metallized through holes.

Abstract: A method can include receiving a system frame number (SFN) from a base station by a first relay UE, determining a timeline of the SFN based on one or more synchronization signals by the first relay UE, determining a timeline of a direct frame number (DFN) based on a reference time source by the first relay UE, computing an SFN-DFN offset based on the difference between the timeline of the SFN and the timeline of the DFN by the first relay UE, and transmitting the SFN-DFN offset and the DFN to a receiving UE on a sidelink interface.

Abstract: An integrated railway movement dispatching and train operation control method, comprising: sensing in-transit information of a signal system; constructing an integrated railway movement dispatching and train operation control minimum system; optimizing a time-saving train driving strategy online; optimizing a multi-train driving strategy in a virtual formation mode; and generating an integrated railway movement dispatching and train operation control adjustment solution.