Abstract: A data transmission method and an apparatus are provided. In the method, a terminal receives configured grant (CG) information from a network device; obtains a configured quantity N of transport blocks (TBs) in a CG periodicity based on the CG information, where the configured quantity N of TBs is a maximum quantity of TBs transmittable in the CG periodicity, and N is an integer greater than 0; and sends, to the network device in the CG periodicity, uplink data corresponding to M TB, where Mis an integer greater than 0 and less than or equal to N. According to the method, complete transmission of an extended reality (XR) video frame can be completed in the CG periodicity, thereby improving user experience of receiving an XR service.

Abstract: Embodiments of this application provide a measurement method, an apparatus, and a system, so that when a time domain resource for layer 1 measurement and a configured time domain resource for layer 3 measurement overlap, the layer 1 measurement can be preferentially performed, thereby reducing a layer 1 measurement delay. The method includes: A terminal device obtains a first parameter associated with a first portion of a first time resource for a layer 1 measurement to a second time domain resource for a layer 3 measurement, determines first duration based on the first parameter perform the layer 1 measurement.

Abstract: This application discloses a cell reselection method and an apparatus. The method includes: A terminal receives first indication information indicating one or more positioning areas, each of the one or more positioning areas includes a plurality of cells having same resource configuration information; and the terminal performs cell reselection in accordance with the first indication information to reselect a cell in the positioning area.

Abstract: Embodiments provide a fault locating method for an optical network and a related device to reduce network complexity of fault locating and improve accuracy and efficiency of fault locating in an optical network. The method provides a network management device obtains a first sample set from a first optical network device, where the first sample set includes a plurality of optical powers obtained from the first optical network device sequentially sampling a first optical signal for a plurality of times by the first optical network device in a first fault locating time period, and at least one optical power included in the first sample set is less than or equal to an optical power threshold. The network management device determines a fault type in an optical network based on a change trend of the plurality of optical powers.

Abstract: This application provides a signal transmission method and a communication apparatus, so that SSBs with different periodicities can be flexibly sent based on an actual network parameter. This helps improve an access success rate, a handover success rate, and service stability of a terminal device, and reduce a proportion of time domain resources occupied by the SSB. The method includes: A first network device determines, based on a current network parameter, a sending quantity or sending duration of a synchronization signal and physical broadcast channel block SSB with a first periodicity; and the first network device sends, on a basis of sending an SSB with a second periodicity, the SSB with the first periodicity based on the sending quantity or the sending duration, where the first periodicity is less than or equal to 20 ms, and the second periodicity is greater than or equal to 40 ms.

Abstract: Embodiments of this application disclose a minimization of drive tests (MDT) configuration method, to improve accuracy of a cell measurement result. The method in the embodiments of this application includes: receiving, by a base station, MDT configuration information sent by a core network or an operation, administration, and maintenance (OAM) network management system, where the MDT configuration information includes first beam configuration information; and sending, by the base station, an MDT measurement configuration message to UE based on the MDT configuration information, where the MDT measurement configuration message includes second beam configuration information, and the second beam configuration information is the same as the first beam configuration information or the second beam configuration information is configuration information obtained after the first beam configuration information is processed.

Abstract: There is provided an optical power distribution system including an input optical fiber receiving light having an optical power. The optical power distribution system further includes an optical power distribution splitter optically coupled to the input optical fiber, the optical power distribution splitter including an all-dielectric optical waveguide, the optical power distribution splitter configured to divide the optical power into two or more portions. The optical power distribution system further includes an optical device optically coupled to optical power distribution splitter, the optical device including an optical waveguide having a semiconductor layer, the optical device receiving a first portion of the optical power.

Abstract: A coil module includes a first planar coil winding and a second planar coil winding. A first coil of the first planar coil winding includes a first outer side part and a first inner side part. A first coil of the second planar coil winding includes a second outer side part and a second inner side part. An end part of the first outer side part is connected to an end part of the second inner side part, and an end part of the second outer side part is connected to an end part of the first inner side part.

Abstract: The present application disclose a picture processing method and apparatus, which are applicable to a video picture processing scenario. The method includes: obtaining at least two transform coefficient blocks, where each of the at least two transform coefficient blocks includes at least two transform coefficients that correspond to different frequency points; determining, according to a preset frequency point scanning order, the transform coefficients that are in the at least two transform coefficient blocks and that correspond to a selected frequency point; and encoding, according to a preset coefficient scanning order, each transform coefficient corresponding to the selected frequency point, to obtain picture encoded information.

Abstract: A wearable product includes a display system, a rear housing, a middle frame, a printed circuit board, and a conductive component. The rear housing is located on a non-light-emitting side of the display system. The middle frame is located between the display system and the rear housing, and is a hollow frame structure. The middle frame includes a metal frame and a plastic frame nested in the metal frame and connected to the metal frame. The plastic frame is connected to the display system and the rear housing in a sealing manner to form an accommodation cavity. The printed circuit board is located in the accommodation cavity. A part of the conductive component is located in the accommodation cavity and electrically connected to the printed circuit board, and the other part of the conductive component passes through the plastic frame to be electrically connected to the metal frame.

Abstract: This application discloses an address management method for a virtual broadband gateway (vBNG) in which a user plane and a control plane are separated. A user plane device receives a first packet that includes a private address of a terminal, the user plane device is provided with a public address pool and/or a port number corresponding to each public address in the public address pool. The user plane device generates address translation information of the terminal, where the address translation information of the terminal includes the private address, a public address in the public address pool, and a port number range, the address translation information of the terminal is used by the user plane device to translate an address of a service packet, and the service packet is a packet from the terminal or a packet to be sent to the terminal.

Abstract: Embodiments of this application provide a blind detection method. A terminal side device receives first indication information from a network side device, where the first indication information is used to determine at least one of N time units, a first time unit in the N time units corresponds to a type of terminal operation, the terminal operation is not performing a first operation, a second operation, and a third operation, the N time units belong to a same transmission time unit, and any one of the N time units includes at least one symbol, where N is an integer greater than 0. The terminal side device determines the N time units based on the first indication information, and performs the corresponding terminal operation in the first time unit in the N time units.

Abstract: This application provides a reference signal sending method, a reference signal receiving method, an apparatus, and a device, to provide a reference signal sending or receiving mechanism. A first network device determines at least one frequency reference point. The first network device generates a reference signal based on the at least one frequency reference point, and sends the reference signal in the first frequency band. A frequency reference point is determined based on a frequency band. In this case, both the first network device that sends the reference signal and a second network device that receives the reference signal may determine the frequency reference point based on the frequency band, and the two network devices may determine a same reference signal at a same frequency domain location, so that the reference signal sent by the first network device can be correctly detected by the second network device.

Abstract: A wireless charging receiving apparatus is provided, which includes a receiver coil, a rectifier, and a controller. The receiver coil is configured to receive electromagnetic energy and output an alternating current. The rectifier includes at least two controllable switches, and is configured to rectify the alternating current from the receiver coil to a direct current s. The controller is configured to perform phase-locking on a phase of a current fundamental component of the alternating current received by the rectifier, to obtain a periodic signal having a same frequency as the current fundamental component; and the controller is further configured to: generate a synchronization reference signal having the same frequency as the periodic signal, generate drive signals of the controllable switches in the rectifier based on the synchronization reference signal, and control, based on the drive signals, controllable switches in the rectifier to convert the alternating current into the direct current.

Abstract: Example communication methods and apparatus are described. One example method includes: when a terminal side device determines that first downlink control information (DCI) meets a first condition, the terminal side device uses a quantity of physical downlink control channel (PDCCH) candidates that are located in a first time unit and that are in a search space set corresponding to the first DCI as a first quantity of times of monitoring. In the first time unit, the terminal side device monitors, in the search space set corresponding to the first DCI based on the first quantity of times of monitoring, a PDCCH carrying the first DCI.

Abstract: The present disclosure relates to the field of amplifier circuits (driver amplifiers) for electro-optical modulators, in particular for amplifying an electrical signal for driving electro-optical modulators, an amplifier circuit is proposed for amplifying a signal comprising a gain amplifier, a distributed amplifier, a resistor, and a current source, wherein the input of the distributed amplifier is electrically connected to the output of the gain amplifier; the resistor terminates the input of the distributed amplifier; and the current source is electrically connected in parallel to the resistor. A method of setting a bias voltage of such an amplifier circuit is also proposed. Furthermore, a transmitter, in particular an optical transmitter, comprising such an amplifier circuit and a system comprising such a transmitter and a signal source are also proposed.

Abstract: This application discloses a VNF service instantiation method and apparatus. The method is performed by a network functions virtualization orchestrator NFVO or a virtualized network function manager VNFM. The method includes: receiving a virtualized network function VNF instantiation request message; obtaining deployment information of a container service instance that needs to be invoked for VNF instantiation; determining one or more container as service clusters CaaS clusters based on the deployment information of the container service instance, and sending a container service instance creation request to a container as service manager CaaS manager in each of the one or more CaaS clusters; and receiving a container service instance creation success message from the CaaS manager. According to the foregoing solution, problems of cross-site deployment and management of a container service in an NFV scenario are resolved.

Abstract: A video coding mechanism is disclosed. The mechanism includes receiving a bitstream comprising a sequence parameter set (SPS) including a SPS video parameter set identifier (sps_video_parameter_set_id). The bitstream also comprises a coded picture in a set of video coding layer (VCL) network abstraction layer (NAL) units associated with a layer having a NAL unit header layer identifier (nuh_layer_id). A general layer index corresponding to the nuh_layer_id (GeneralLayerIdx[nuh_layer_id]) is set equal to zero when the sps_video_parameter_set_id is equal to zero. The coded picture is decoded from the VCL NAL units based on the GeneralLayerIdx[nuh_layer_id] to produce a decoded picture The decoded picture is forwarded for display as part of a decoded video sequence.

Abstract: An information transmission method comprising configuring, by a network device, first beam sequence information, where the first beam sequence information indicates a plurality of pieces of first identification information, and where each of the plurality of pieces of first identification information indicates one beam that carries a transmission signal, sending, by the network device, the first beam sequence information to a terminal device, and performing, by the network device, signal transmission with the terminal device using the beams indicated by the plurality of pieces of first identification information.

Abstract: This application discloses a method for performing secure boot based on a redundant cryptographic algorithm and a device. The method includes: obtaining first indication information and second indication information, and updating first baseline information based on the first indication information and the second indication information. The first indication information uniquely identifies a first cryptographic algorithm, the second indication information is used to instruct a network device to update the first cryptographic resource baseline information stored in a secure storage entity, and the first cryptographic resource baseline information is used to perform integrity verification on a first cryptographic resource used by the network device in a secure boot process.