Abstract: A method includes: receiving, by a base station, a first message sent by a network side device, where the first message is used to instruct the base station to page a second device; determining a paging occasion, where the paging occasion is a paging occasion of a first device and/or a paging occasion of the second device; and sending a second message on the paging occasion, where the second message carries an identifier of the second device, so that the first device sends a third message to the second device based on the second message and establishes a connection to the second device based on the third message.

Abstract: A method for handover to a relay node, a related device, and a system where the method includes sending, by a base station of a target cell in an initial random access procedure initiated by a terminal device for the target cell, indication information to the terminal device using a random access message to instruct the terminal device to report information about a candidate relay device corresponding to the terminal device, receiving the information about the candidate relay device from the terminal device determining, in the candidate relay device according to the information about the candidate relay device, a target relay node used for relay communication between the terminal device and the base station, and handing over the terminal device to the target relay node.

Abstract: A network device including a transmitter, configured to send second information to a user equipment, where the second information instructs the user equipment to report a second measurement result, and where the second measurement result comprises a beam measurement result, and a receiver, configured to receive the second measurement result sent from the user equipment in response to the user equipment receiving the second information.

Abstract: Example handover methods and devices in an ultra-dense network are disclosed. One example method includes the following operations. A source base station sends a first message to a target base station, where the first message carries an arrival time indication of a terminal, and the arrival time indication is used to indicate a time at which or a time range in which the terminal is to access the target base station. The source base station receives a second message fed back by the target base station, where the second message carries a granted resource that is allocated for the arrival time indication of the terminal. The source base station adds the granted resource to a command message, and sends the command message to the terminal.

Abstract: Described herein is a cell measurement reporting method and a related device and system. The method includes receiving, by a user equipment, measurement configuration information configured by a network side, and selecting a serving cell according to the measurement configuration information; and measuring, by the user equipment, the selected serving cell according to the measurement configuration information, and when determining that a measurement result of the serving cell meets the trigger event, sending, by the user equipment to the network side according to an indication of the measurement configuration information, a measurement report that carries the trigger event.

Abstract: A method for operating a transmitting device includes receiving a first packet data convergence protocol (PDCP) protocol data unit (PDU) associated with a first remote device (RD), the first PDCP PDU including at least a first PDCP header, generating a first nested PDCP PDU in accordance with the first PDCP PDU, the first nested PDCP PDU including a second PDCP header and the first PDCP PDU, the second PDCP header comprising a first PDU type indicator indicating that the first nested PDCP PDU includes a first relayed PDCP PDU and a first identifier associated with the first RD, and sending the first nested PDCP PDU on a radio bearer.

Abstract: The present invention discloses a terminal configuration method, including: obtaining, by a network device, cell access information and/or beam access information; determining configuration information based on the cell access information and/or the beam access information; and sending the configuration information to a terminal. The present invention further discloses a network device and a terminal that can implement the foregoing terminal configuration method. In the present invention, mobility of the terminal can be accurately determined, so that cell reselection performance, cell handover performance, or beam change performance of the terminal can be improved.

Abstract: A method for generating a measurement result, and a device are provided, and the method includes: receiving, by a terminal on a receive beam for each cell, a reference signal sent on a transmit beam of a corresponding cell, and measuring the received reference signal to obtain at least one group of measurement samples for each cell; processing the at least one group of measurement samples for each cell to obtain at least one initial processing value; processing the at least one initial processing value to obtain at least one target processing value; and reporting, by the terminal, a target processing value that meets a preset reporting rule in the at least one target processing value to a base station as a measurement result, or using, by the terminal itself, the target processing value to evaluate cell quality.

Abstract: Embodiments of the present invention provide a power headroom report reporting method and an apparatus. The power headroom report reporting method in the present invention includes: receiving, by user equipment, power headroom report PHR level information sent by a base station; determining, by the user equipment based on the PHR level information, a PHR corresponding to the PHR level information; and sending, by the user equipment, the PHR corresponding to the PHR level information to the base station. In the embodiments of the present invention, the base station can obtain PH of the UE at a corresponding level based on a scheduling requirement, and further perform proper scheduling on the UE based on a PHR.

Abstract: A communication path switching method and device, where the method includes receiving, by a first base station, a first message from a first terminal, where the first message requesting to switch the first terminal from a first path for independently accessing a network to a second path for accessing the network using a second terminal, and the first base station serves the first terminal, determining, by the first base station according to the first message, a second base station serving the second terminal, obtaining, by the first base station, configuration information from the second base station, where the configuration information enabling the first terminal to access the network using the second terminal, and sending, by the first base station, the configuration information to the first terminal. Therefore, communication path switching for different complex application scenarios can be implemented.

Abstract: Embodiments of the present invention provide an access method, a device, and a system, to simplify an RA process and improve system efficiency. The method includes: sending, by a base station in a target cell, first information to UE, where the first information is an uplink grant UL grant message, so that the UE sends information on an uplink UL based on the first information. The embodiments of the present invention are used for access.

Abstract: A terminal synchronization method and a terminal relate to the communications field, where the terminal sends synchronization signals in a distributed manner by controlling a sequence for sending the synchronization signals, such that terminals in a vehicle to vehicle communications system can have uniform timing. The method includes obtaining, by a terminal, a configurable transmission period for sending a first synchronization signal, and sending, by the terminal, the first synchronization signal based on the configurable transmission period.

Abstract: A power control method, a network-side device, and a user equipment (UE), where the power control method includes obtaining, by a network-side device, at least two target subframe sets, and configuring, by the network-side device, power control parameters respectively corresponding to different target subframe sets on a flexible time-frequency resource for UE such that the UE transmits data in subframes in the target subframe sets according to the power control parameters, where the flexible time-frequency resource includes a time domain resource or a frequency domain resource whose transmission direction is configurable.

Abstract: A method for establishing relay services includes transmitting a random access parameter to a network node indicating a request for relaying services, the transmitting of the random access parameter initiates a first random access procedure, receiving, by the RD, a random access response including a relay indicator indicating one or more candidate relay devices, wherein receiving the relay indicator terminates the first random access procedure, and searching for a relay device in accordance with the relay indicator included in the random access response.

Abstract: A method for measuring channel state information (CSI), a network-side device, and a user equipment (UE). The method includes determining, by a network-side device, configuration information, where the configuration information is used to configure UE to perform CSI measurement on different subframe sets on a flexible frequency band or sub-bands of the flexible frequency band, the subframe sets are determined by the network-side device based on uplink-downlink configurations of subframes on the flexible frequency band or the sub-bands of the flexible frequency band in a target cell and at least one neighboring cell of the target cell, and the flexible frequency band is a frequency band on which a transmission direction is configurable, and sending, by the network-side device, the configuration information to the UE to perform the CSI measurement based on the configuration information.

Abstract: A method for paging a user equipment (UE) includes receiving a generic page indication for the UE, the generic page indication including a list of radio access networks (RANs), selecting a subset of the list of RANs, sending a RAN-specific page indication for each RAN in the subset of the list of RANs, receiving a first RAN-specific page response associated with the UE, and sending a generic page response corresponding to the first RAN-specific page response.

Abstract: A method for establishing relay services includes transmitting a random access parameter to a network node indicating a request for relaying services, the transmitting of the random access parameter initiates a first random access procedure, receiving, by the RD, a random access response including a relay indicator indicating one or more candidate relay devices, wherein receiving the relay indicator terminates the first random access procedure, and searching for a relay device in accordance with the relay indicator included in the random access response.

Abstract: A method for paging a user equipment (UE) includes receiving a generic page indication for the UE, the generic page indication including a list of radio access networks (RANs), selecting a subset of the list of RANs, sending a RAN-specific page indication for each RAN in the subset of the list of RANs, receiving a first RAN-specific page response associated with the UE, and sending a generic page response corresponding to the first RAN-specific page response.

Abstract: A random access method and apparatus are provided. The random access method includes receiving, by a terminal, virtual cell information at a virtual frequency, where the virtual cell information includes information about at least one physical cell indicated by the virtual cell; determining, by the terminal according to the information about the at least one physical cell, a target physical cell to be pre-accessed; and accessing, by the terminal, the target physical cell using information about the target physical cell. According to embodiments of the present disclosure, information about a physical cell can be received and transmitted at a virtual frequency, such that an idle virtual frequency resource is fully utilized, and a latency is reduced.

Abstract: A method of performing a random access procedure includes randomly selecting a backoff time from within a backoff window ranging from 0 to a specified multiple of a random access preamble unit, waiting until a time initialized with the backoff time expires, and retransmitting a random access preamble.