Abstract: This application provides a semiconductor switch device and a preparation method thereof, and a solid-state phase shifter. The semiconductor switch device includes a second semiconductor layer, a first intrinsic layer, a first semiconductor layer, a second intrinsic layer, and a third semiconductor layer that are stacked in a sandwich structure. The first intrinsic layer is located between the second semiconductor layer and the first semiconductor layer, and the first intrinsic layer, the second semiconductor layer, and the first semiconductor layer form a first PIN diode. The second intrinsic layer is located between the third semiconductor layer and the first semiconductor layer, and the second intrinsic layer, the third semiconductor layer, and the first semiconductor layer form a second PIN diode. The first PIN diode and the second PIN diode are axisymmetrically disposed.

Abstract: A motor vibration control method and an electronic device can implement vibration of a motor when a loading capability of a battery is low. A battery status is obtained when a first motor vibration waveform vibration request is received. The battery status includes a battery temperature, a battery temperature and a battery level, or a battery power supply capability. A motor vibration parameter is switched if the battery status meets a preset condition, where the preset condition is that the battery power supply capability is lower than a first threshold, the battery temperature is lower than a second threshold, or the battery temperature and the battery level are lower than a third threshold array. The motor vibration parameter includes a motor vibration waveform or a motor vibration input voltage. The motor is driven to vibrate based on a switched motor vibration parameter.

Abstract: A polysilicon resistor is disclosed, to reduce a voltage coefficient of the polysilicon resistor. The polysilicon resistor includes: a polysilicon layer (101), a voltage module (102), and a substrate layer (103), where the voltage module (102) is configured to transmit a voltage on the polysilicon layer (101) to the substrate layer (103).

Abstract: The present disclosure provides devices and methods relating to remote direct memory access (RDMA). In one implementation, a target device of the RDMA operation is configured to receive a packet including a first destination address and a destination key, obtain one or more offset values, and obtain a second destination address based on the first destination address, the destination key, and the one or more offset values. Further, the target device is configured to initiate the RDMA operation on a memory based on the second destination address.

Abstract: This application relates to a flexible display cover plate, a display panel, and a display apparatus. The flexible display cover plate includes a first cover-plate layer and at least one auxiliary protective layer that is disposed on a face of the first cover-plate layer. The auxiliary protective layer includes a bonding layer and a second cover-plate layer that are superimposed along a direction away from the first cover-plate layer. The bonding layer is a deformable film layer, and a face that is of an outermost second cover-plate layer in the at least one auxiliary protective layer and that is away from the bonding layer is used to attach to a display substrate. When the flexible display cover plate receives external force, both the first cover-plate layer and the auxiliary protective layer can absorb and diffuse impact of the external force, thereby improving a protection effect for the display substrate.

Abstract: A data disaster recovery method performed by a disaster recovery site includes: selecting a first backup copy when taking over a service of a production site; receiving service data through a virtual machine; obtaining changed block tracking CBT) information based on a CBT technology and the received service data, where the CBT information includes incremental information generated after the disaster recovery site receives the first backup copy; and sending, by the disaster recovery site, a first message to the production site, where the first message includes the CBT information.

Abstract: This application discloses an image content removal method, and relates to the field of computer vision. The method includes: enabling a camera application; displaying a photographing preview interface of the camera application; obtaining a first preview picture and a first reference frame picture that are captured by a camera; determining a first object in the first preview picture as a to-be-removed object; and determining to-be-filled content in the first preview picture based on the first reference frame picture, where the to-be-filled content is image content that is of a second object and that is shielded by the first object in the first preview picture. The terminal generates a first restored picture based on the to-be-filled content and the first preview picture. In this way, image content that a user does not want in a picture or a video shot by the user can be removed.

Abstract: A method implemented by a network node in a Bit Index Explicit Replication Traffic/Tree Engineering (BIER-TE) domain is used to avoid duplicate packets. The method includes generating an improved bit index forwarding table (BIFT) containing a forwarding entry for a local area network (LAN)-connected adjacency from the network node to a pseudo node; and a secondary BIFT including a forwarding entry for a forward connected adjacency from the pseudo node to each of the pseudo node's next hop nodes except the network node; sending a packet containing a point to multipoint (P2MP) path with a bit position for the LAN-connected adjacency to the pseudo node according to the forwarding entry for the LAN-connected adjacency in the improved BIFT; and sending the packet to each of the pseudo node's next hop nodes on the P2MP path based on the secondary BIFT.

Abstract: A device for estimating a scene illumination color for a source image is configured to: determine a set of candidate illuminants and for each of the candidate illuminants, determine a respective correction of the source image; for each of the candidate illuminants, apply the respective correction to the source image to form a corresponding set of corrected images; for each corrected image from the set of corrected images, implement a trained data-driven model to estimate a respective probability of achromaticity of the respective corrected image; and based on the estimated probabilities of achromaticity for the set of corrected images, obtain a final estimate of the scene illumination color for the source image. This approach allows for the evaluation of multiple candidate illuminates to determine an estimate of the scene illumination color.

Abstract: This application discloses a load relocation method, apparatus, and a system. The method includes determining, by a communications network entity, a target access management entity for load relocation; and sending, to an access network entity, an identifier of an original access management entity and an identifier of the target access management entity or an address of the target access management entity with respect to the access network entity. The access network entity sends a message from a user equipment (UE) to the target access management entity based on the identifier of the original access management entity carried in the message from the UE. In the foregoing solution, signaling overheads in a load relocation process are reduced and load relocation efficiency is improved.

Abstract: Embodiments of this application provide a method and an apparatus for obtaining a network slice identifier. In the method, a wireless access device receives a first service packet sent by a terminal; the wireless access device obtains a second service packet based on the first service packet, where the second service packet includes the first service packet and a network slice identifier; and the wireless access device sends the second service packet to a forwarding device.

Abstract: This application provides a terminal identification method and an apparatus, and relates to the communications field. The terminal identification method includes: a communications device generates and sends a data packet; and after receiving the data packet, a network device determines, based on terminal information included in an internet protocol (IP) packet header of the data packet, a terminal type of a terminal corresponding to the terminal information.

Abstract: A client device for wireless communication includes a transceiver and a processor. The transceiver is configured to receive frequency resource information to indicate a set of frequency resources for a physical random access channel (PRACH) preamble transmission. The frequency resource information includes at least one of: an interlace information indicating at least one of an interlace of a block-interlaced frequency-division multiplexing (B-IFDM) allocation, a resource element allocation information indicating a subset of resource elements within each block of the at least one B-IFDM interlace, and a resource element spacing information, such that an at least one resource element within at least one block of the at least one B-IFDM interlace is allocated for the transmission of one PRACH preamble according to a tone-interlaced frequency-division multiplexing (T-IFDM) allocation. The resource element allocation is repeated in each block of the at least one B-IFDM interlace.

Abstract: Example communication methods and apparatus are described. One example communication method includes generating a synchronization signal block (SSB) by an access network device, where the SSB includes a first physical broadcast channel (PBCH) and a second PBCH. The first PBCH carries time-frequency resource position information of first synchronization information, the second PBCH carries time-frequency resource position information of second synchronization information, and a time-frequency resource position of the first synchronization information is different from a time-frequency resource position of the second synchronization information. The access network device broadcasts the SSB. In embodiments of this application, the SSB may carry PBCHs corresponding to terminal devices of different bandwidth types and/or synchronization information of the terminal devices of different bandwidth types to satisfy processing requirements of the terminal devices of a plurality of bandwidth types.

Abstract: Example communication methods and communications apparatuses are provided which verify a user equipment route selection policy (URSP) used by a terminal apparatus. The communication method includes obtaining information about a first application of at least one packet data unit (PDU) session, where the information about the first application is determined based on a first URSP. The information about the first application is sent to a second network element, where the information about the first application is used to verify whether information about a second application of the at least one PDU session matches the information about the first application, where the information about the second application is information about an application to which a data packet in the at least one PDU session belongs.

Abstract: This application provides a BIER packet sending method. The method includes: receiving a BIER packet that is encapsulated using an IPv6 protocol and that is sent by a second forwarding device, where the BIER packet includes an IPv6 basic header and a BIER header, a destination address field in the IPv6 basic header is a first IPv6 address of the first forwarding device; determining, based on an identifier corresponding to a first IPv6 address in a forwarding table, to perform BIER forwarding on the BIER packet, where the identifier is used to indicate that the first IPv6 address is a destination address for BIER forwarding. In the technical solution provided in this application, a node may determine, based on the identifier of the first IPv6 address, to perform BIER forwarding on the BIER packet.

Abstract: Aspects of the disclosure provide for methods and systems for Sub-codebook based Trellis Coded Quantization for CSI Feedback. An aspect of the disclosure provides method executed by a receiver. The method includes receiving a signal from a transmitter, via a communication channel between the receiver and the transmitter. The method further includes estimating parameters associated with the channel based on the received signal. The method further includes obtaining phase information from the estimated parameters. The method further includes applying a trellis coded quantization (TCQ) scheme to the obtained phase information by mapping each sub-codebook index of a set of sub-codebook indices to output bits of each trellis branch making the distance between sub-codebooks maximally equal.

Abstract: A video coding mechanism is disclosed. The mechanism includes receiving a bitstream comprising one or more sub-pictures partitioned from a picture and a sub-picture level indicator indicating resource requirements for decoding a current sub-picture. The bitstream is parsed to obtain the sub-picture level indicator and the current sub-picture. Resources are allocated to decode the current sub-picture based on the sub-picture level indicator. The current sub-picture is decoded to create a video sequence by employing the allocated resources. The video sequence is forwarded for display.

Abstract: A method includes a second terminal that displays a first interface, and receives a first operation of a user on content on the first interface. The second terminal sends data to a first terminal in response to the first operation when an input source of the first operation is an input device of the first terminal, where the data is used by the first terminal to display a second interface on a display of the first terminal. The second terminal displays the second interface on a display of the second terminal in response to the first operation when the input source of the first operation is an input device of the second terminal.

Abstract: The present disclosure provides a video picture coding method, a video picture decoding method, a coding device, and a decoding device. The method includes: determining a distance between control points for an affine picture block; determining a motion vector difference for the affine picture block, motion vectors of the control points being used to determine the motion vector difference; and performing coding processing on the affine picture block over a size that includes a horizontal length and a vertical length, wherein the horizontal length and the vertical length vary based on the distance between the control points, the motion vector difference, and a motion vector precision.