Abstract: A communication method and apparatus includes: A communication device determines at least one first packet in first duration. The at least one first packet belongs to a same PDU set, the first duration is determined based on a first interval or burst duration, the first interval is a time interval at which the communication device obtains two adjacent PDU sets in time domain, and the burst duration is duration of one PDU set. Then, the communication device sends the at least one first packet.

Abstract: Example communication methods and apparatus are described. One example method includes determining by a terminal that a first transmission resource conflicts with a second transmission resource. The first transmission resource is a resource used by the terminal to send first information to a first network side device. The first network side device corresponds to a first user identity supported by the terminal. The second transmission resource is a resource used by the terminal to send second information to a second network side device. The second network side device corresponds to a second user identity supported by the terminal. The terminal sends the first information on the first transmission resource. The terminal cancels sending the second information on the second transmission resource. Alternatively, the terminal sends the second information on a third transmission resource, where the third transmission resource is a resource before or after the second transmission resource.

Abstract: Example communication methods and communication apparatus are described. In one example method, a terminal device obtains first information, where the first information is different from second information, the first information is used to determine a start time of a first timer in a first hyper system frame, and the second information is used to determine a start time of a first timer in a second hyper system frame. The terminal device determines, based on the first information and a first parameter, the start time of the first timer in the first hyper system frame, where the first parameter is drx-StartOffset, and the first timer is a discontinuous reception on-duration time.

Abstract: This application relates to the field of communication technologies, and discloses a communication method and apparatus. The method includes: After registering with a first network and a second network, a terminal device may send first information to a network device in the first network or a network device in the second network, so that the network device in the first network or the network device in the second network can learn that the terminal device is to enter a first transmission manner or has entered the first transmission manner. The first transmission manner includes: The terminal device concurrently processes an uplink service of the first network and an uplink service of the second network.

Abstract: Embodiments of this application provide a communication method and apparatus. The method includes: a terminal device receives, from a network device, a fifth indication information indicating at least one feature priority of a target cell. The fifth indication information is comprised in at least one of a handover command or a reconfiguration-with-synchronization parameter. The terminal device selects at least one random access resource based on the at least one feature priority of the target cell.

Abstract: Example cross-link interference (CLI) measurement configuration methods and apparatus are described. In one example method, a first network device receives, from a second network device, a first message that indicates information about a CLI measurement. The first network device configures the CLI measurement for a terminal device based on the first message.

Abstract: A communication method includes establishing, by a communication device, a first connection to a first network device and a second connection to a second network device. The first connection and the second connection are used to process a first service. The method also includes sending, by the communication device, first information to the first network device based on the communication device determining that a second service needs to be processed. The second service is different from the first service. The first information is used to request to disable the first connection or the second connection, or the first information is used to indicate the communication device to establish a third connection to a third network device. The third connection is used to process the second service.

Abstract: This application discloses a HARQ process control method and an apparatus, and relates to the field of communications technologies. The method includes: A first terminal apparatus determines that a TB transmitted in a first HARQ process is a first TB transmitted for the last time or a newly transmitted TB; and stops a first timer. Further, the first terminal apparatus sends, to a second terminal apparatus, first indication information used to indicate that the TB transmitted in the first HARQ process is a newly transmitted TB. The second terminal apparatus receives the first indication information, and stops a second timer based on the first indication information.

Abstract: A method for monitoring a physical downlink control channel, a communications device, and a network device, the method including monitoring, by a communications device based on the wake-up signal and at least one bandwidth part (BWP), at least one physical downlink control channel, wherein the at least one BWP corresponds to the wake-up signal, and the at least one physical downlink control channel is a physical downlink control channel of at least one BWP indicated by the at least one wake-up signal.

Abstract: This application discloses a TSN time synchronization method and apparatus. One example method includes: a first apparatus receives a first TSN time synchronization message from a second apparatus; the first apparatus determines that the first TSN time synchronization message does not carry a first time, where the first time is a system time of a wireless communication system when the second apparatus receives the first TSN time synchronization message; and the first apparatus locally obtains a bridge residence time, write the bridge residence time into the first TSN time synchronization message, and send the first TSN time synchronization message.

Abstract: A method may be applied to a terminal device that supports a first communication system and a second communication system. The first communication system corresponds to a first user identity, and the second communication system corresponds to a second user identity. The method includes: a terminal device receiving a first message in a first communication system, where the first message indicates to perform DAPS handover between a source cell and a target cell in the first communication system. In response to determining that a capability available for the first communication system cannot support the DAPS handover, the terminal device suspends communication with the source cell in the first communication system, and is handed over to the target cell in the first communication system.

Abstract: Embodiments of this application provide a resource preemption method, an apparatus, and a system, to reduce a quantity of times of frequent resource preemption, and improve resource security. In one example, a first terminal device obtains a first time interval and a second time interval, and preempts or determines not to preempt a first resource according to a first preset rule. The first resource is a resource reserved by a second terminal device or a resource reserved for a first service to be transmitted by the first terminal device. The first time interval is a time interval related to the first resource. The second time interval is used to indicate a preemption forbidden time. The first preset rule is determined based on the first time interval and the second time interval.

Abstract: A communication method and a wireless communications apparatus are provided. The method includes sending, by the wireless communications apparatus, a first request message to a first cell, where the first request message is used to request to release a wireless connection between a first user and the first cell, receiving, by the wireless communications apparatus, a response message from the first cell, where the response message is used to respond to the first request message, and sending, by the wireless communications apparatus, a second request message to a second cell, where the second request message is used to request to establish a wireless connection between a second user and the second cell.

Abstract: This application provides a communication method and apparatus. The method may be applied to a small data transmission procedure. The method includes: A terminal device receives first indication information from a network device, where the first indication information indicates timing advance information. The terminal device performs the following operations based on a running state of at least one of a first time alignment timer and a second time alignment timer: applying the first indication information or ignoring the first indication information.

Abstract: Embodiments of the present invention provide a data transmission method and an apparatus, and relate to the field of communications technologies. The method includes: obtaining, by a terminal, first indication information of an uplink resource used for sending uplink data or uplink control information. The first indication information of the uplink resource includes information used to indicate whether the uplink resource is a type 1 uplink resource or a type 2 uplink resource. The type 1 uplink resource includes at least one subcarrier in a frequency domain, where when a subcarrier quantity is greater than or equal to 2, subcarriers are orthogonal to each other, and a subcarrier spacing is 3.75 kHz; or the type 1 uplink resource includes at least one sub-channel in a frequency domain, where a bandwidth of each sub-channel is 3.75 kHz.

Abstract: A communication method and apparatus are provided. The method may be applied to a terminal and a network device. In the method, the network device first sends first indication information before sending a paging message, where the first indication information is used to indicate whether at least two terminals in an RRC_IDLE state or an RRC_INACTIVE state need to receive the paging message. In this way, after each of the at least two terminals receives the first indication information, the terminal may determine, based on the first indication information, whether the terminal needs to receive the paging message. If determining that the terminal needs to receive the paging message, the terminal may detect and receive the paging message on a corresponding time-frequency resource after the network device sends the paging message.

Abstract: A dual connectivity management method and device, the method including sending by a terminal device that communicates with a first network device and a second network device in a dual connectivity mode, a first message to the first network device, where the first message indicates or requests deactivation or suspension of the dual connectivity, and deactivating or suspending the dual connectivity.

Abstract: This application provides example bandwidth part (BWP) adjustment methods and apparatuses. One example method includes receiving, in a first BWP, first indication information sent by a network side device, where the first indication information indicates information about a second BWP to be used by a terminal device to receive or send data. The terminal device can then receive or send the data in the second BWP.

Abstract: This application provides a communication method and a communication apparatus. The method includes: receiving first DCI from a network device; and determining, based on the first DCI, that first data scheduled by the first DCI includes a first SIB 1, where the first SIB 1 includes information related to network access in a first operation mode. The first DCI includes first indication information, and the first indication information indicates that the first data includes the first SIB 1. Alternatively, one or more of the following information associated with the first DCI is different from that associated with second DCI: scrambling information, DCI format information, time domain or frequency domain resource information, the second DCI is used to schedule a second SIB 1, and the second SIB 1 includes information related to network access in a second operation mode.

Abstract: A terminal device obtains first subgroup configuration information corresponding to a first PLMN, and receives paging from a first cell based on the first subgroup configuration information. The first PLMN is a PLMN associated with the terminal device, the first PLMN belongs to a PLMN set, and the PLMN set is associated with the first cell. Subgroup configuration information may be considered as configuration information for grouping terminal devices, and a terminal device may determine, based on the subgroup configuration information, a terminal device group to which the terminal device belongs.