Abstract: This application discloses a wireless communication method, a wireless communications apparatus, and a wireless communications system. The wireless communication method includes: receiving, by a terminal, downlink configuration information from a base station, where the downlink configuration information is used to indicate a configuration of a downlink control message, the configuration of the downlink control message includes a format of the downlink control message, and the downlink control message is used to carry service data to be transmitted to the terminal; and receiving, by the terminal, the downlink control message from the base station based on the configuration of the downlink control message.

Abstract: Embodiments of the present disclosure disclose a method, a base station, and a system for sending RRC signaling, and in the method for sending RRC signaling provided in the embodiments of the present disclosure, a pico base station and a macro base station participate in configuration and generation of an RRC reconfiguration message; the pico base station establishes only one RRC entity that is used to generate a configuration parameter or an RRC entity; the RRC reconfiguration message cooperatively generated by the pico base station and the macro base station is uniformly sent by the macro base station to a user equipment. Therefore, the user equipment UE can support, only by establishing an SRB corresponding to the macro base station, an RRC reconfiguration message sent by the pico base station, thereby lowering design complexity and costs.

Abstract: Embodiments of the present invention relate to a data shunting method, a data transmission device and a shunting node device, the data shunting method provided in the embodiments of the present invention includes: acquiring the number of to-be-transmitted shunted data packets which are cached in the shunting node device; when the number of the to-be-transmitted shunted data packets is less than a first threshold value, transmitting shunted data to the shunting node device, otherwise, not transmitting the shunted data to the shunting node device. The data shunting method provided in the embodiments of the present invention enables the data transmission device to provide the shunting node device with an appropriate shunted data rate.

Abstract: Embodiments of this application provide a communication method, a terminal and a base station. The method includes: receiving, by a terminal, a scheduling request resource configuration sent by a base station, where the scheduling request resource configuration indicates an uplink resource type or logical channel information; and sending, by the terminal, a scheduling request to the base station via a target scheduling request resource based on the scheduling request resource configuration and uplink data, where the target scheduling request resource indicates a target uplink resource type, and the scheduling request resource configuration includes the target scheduling request resource.

Abstract: An embodiment of this application provides a communications method. The method includes: generating, by an first base station, a radio resource control release message on which encryption and integrity protection are performed by using a new key; and sending, by the first base station, the radio resource control release message to a second base station, thereby improving security of communication between the serving device and the terminal and reducing signaling overheads for performing key negotiation over an air interface.

Abstract: A data transmission method, a device, and a communications system are described. The method includes generating, by a terminal device, first indication information. The first indication information is used to indicate logical channel groups having to-be-sent data and volumes of to-be-sent data on some of the logical channel groups having to-be-sent data. The method includes sending, by the terminal device, the first indication information. According to the data transmission method, the device, and the communications system provided in the described embodiments, when a current quantity idle bits in a MAC PDU is insufficient, the terminal device may indicate, to a network device by using the first indication information, the LCGs having to-be-sent data on the terminal device. In this way, uplink transmission resource allocation improved efficiency.

Abstract: Embodiments of this application provide a communication processing method. A data volume report reported by a terminal device includes a data volume on one of at least two paths in a radio bearer in a duplication mode, so that signaling overheads in a data volume reporting process of the terminal device can be reduced.

Abstract: Embodiments of the present invention provide a method for handover between secondary base stations, a network device, and user equipment. A network device instructs each of at least one candidate secondary base station to make a prior path handover preparation, so that each of the at least one candidate secondary base station waits to be selected by user equipment as a target secondary base station. The path handover preparation includes at least one of the following: preconfiguring an access resource for the user equipment or establishing a data transmission channel with the network device. The user equipment is handed over to the target secondary base station in the at least one candidate secondary base station according to configuration information of each of the at least one candidate secondary base station when the user equipment needs path handover.

Abstract: According to a method for transmitting MBMS group service data, a base station sends group service data to the UE within one MSP on an MBSFN subframe corresponding to an MCH; when the base station cannot completely send the group service data on the MBSFN subframe that is corresponding to the MCH and that is within the MSP, the base station sends, on one or more other subframes except the MBSFN subframe corresponding to the MCH, remaining group service data that cannot be sent on the MBSFN subframe corresponding to the MCH; and the base station instructs the UE to receive the remaining data on the one or more other subframes. The embodiments of the present invention are used for transmitting MBMS group service data.

Abstract: A method, an apparatus, and a system for implementing data scheduling are provided. By adopting the method, the apparatus, and the system in embodiments of the present invention, a BSR is generated when uplink data that needs to be sent exists; and by using the BSR and correspondence between a logical channel and a base station, a UE can transmit the uplink data on a logical channel that corresponds to a base station, thereby avoiding a problem that data cannot be processed because a radio resource and a logical channel correspond to different base stations, so that the UE can transfer data to be uploaded to a correct base station corresponding thereto, which greatly improves efficiency of data scheduling in a mode of carrier aggregation between base stations.

Abstract: Embodiments of the present invention disclose a random access method, a device, and a system, and relate to the field of communications technologies, to resolve a problem of how to implement network access when two or more uplink frequency bands exist in a 5G system. A specific solution is as follows: A terminal receives, from an access network device, random access configurations corresponding to at least two uplink frequency bands, and initiates random access based on at least one of the random access configurations corresponding to the at least two uplink frequency bands. The embodiments of the present invention are used for a random access process.

Abstract: The present disclosure relates to data transmission processing methods and apparatus, and terminal devices. One example method includes generating, by an access network device, configuration information of a terminal device, where the configuration information of the terminal device is intended to map one packet data convergence protocol (PDCP) entity of the terminal device to at least two different radio link control (RLC) entities, and transmitting, by the access network device, the configuration information of the terminal device to the terminal device.

Abstract: Embodiments of this application provide a resource scheduling method, which includes: transmitting, by a terminal device, at least first indication information to a network device on a pre-allocated uplink resource, where the first indication information indicates a data volume of to-be-transmitted data of the terminal device; and transmitting the to-be-transmitted data on an uplink resource if the terminal device receives at least second indication information transmitted by the network device, where the second indication information indicates the uplink resource allocated by the network device to the terminal device. In the embodiments of this application, when to-be-transmitted data is MBB service data, the terminal device may transmit a data volume of the MBB service data to the network device on a grant-free resource, so that the network device allocates an uplink resource to the terminal device and the terminal device transmits the MBB service data on the uplink resource.

Abstract: This application provides a data sending method, including: receiving, by a terminal device, configuration information sent by a network device, where the configuration information is used to configure a non-scheduling resource; and starting, by the terminal device when a condition is met, a first timer, where the non-scheduling resource is not used for sending uplink data within duration of the first timer. According to the method provided in embodiments of this application, a timer is set on the terminal device, and the timer is used to instruct the terminal device whether to send data on a non-scheduling resource. Therefore, a data sending success rate and a communication latency of the terminal device can be effectively balanced.

Abstract: The present application discloses a measurement result reporting method, a method for controlling a discontinuous reception (DRX) timer to count, an apparatus, and user equipment. The measurement result reporting method includes: receiving, by user equipment, a measurement configuration of an unlicensed spectrum cell sent by a base station, where the measurement configuration includes a trigger condition, an average signal strength, and a signal strength related time ratio; and sending, by the user equipment, a measurement result of the average signal strength and the signal strength related time ratio to the base station when at least one of the average signal strength or the signal strength related time ratio satisfies the trigger condition.

Abstract: Embodiments of the present invention provide an unlicensed spectrum scheduling method which includes: monitoring, by a scheduling device, a status of a channel, and if determining by means of monitoring that the channel is idle, sending a control frame on the channel so as to reserve the channel, where a frequency domain resource occupied by the channel is in an unlicensed spectrum; sending, by the scheduling device, first channel status information to user equipment UE, where the first channel status information indicates that the scheduling device has reserved the channel; and receiving, by the scheduling device, second channel status information fed back by the UE, and determining, according to the second channel status information, whether to schedule the UE, where the second channel status information is generated by the UE according to the channel status obtained by means of monitoring.

Abstract: The present disclosure relates to data transmission methods, network devices, and terminal devices. One example data transmission method includes receiving, by a first network node, a first report from a terminal device, where the first report is used to indicate an uplink data volume of a buffer of the terminal device, and sending, by the first network node, first indication information to a second network node, where the first indication information includes information about the uplink data volume of the buffer of the terminal device, or the first indication information is used to indicate a relationship between the uplink data volume of the buffer of the terminal device and a predefined data volume threshold.

Abstract: This application provides a method including: determining, by a terminal device from at least one radio interface technology, a first radio interface technology used to send first information, where each of the at least one radio interface technology corresponds to an uplink resource, and the first information includes a size of to-be-sent data of at least one logical channel of the terminal device; and determining, by the terminal device based on the first information and attribute information of the first radio interface technology, whether to cancel the first information that is in a triggered state, where the attribute information of the first radio interface technology includes a priority of the first radio interface technology or an uplink resource corresponding to the first radio interface technology. The method provided in this application improves accuracy of canceling the first information that is in the triggered state, and shortens a data sending delay.

Abstract: This application provides a method for transmitting data and a terminal device. The method includes: receiving, by a terminal device, first control information transmitted by a network device, where the first control information includes identity information of at least one uplink beam, and the first control information is used to indicate whether the at least one uplink beam is valid; and if the first control information indicates that the at least one uplink beam is valid, determining, by the terminal device, that the at least one uplink beam is valid in preset duration; or if the first control information indicates that the at least one uplink beam is invalid, skipping, by the terminal device, transmitting data in the at least one uplink beam.

Abstract: Embodiments of the present invention provide an information transmission method, including: when a terminal device is in a power headroom report (PHR) triggering state, receiving, by the terminal device, a first indication from a network device, where the first indication is used to indicate a first uplink transmission resource of the terminal device, and the uplink transmission resource is used by the terminal device to perform uplink transmission with the network device; and keeping, by the terminal device, the power headroom report triggering state in a first time period, and canceling the power headroom report triggering state when the first time period expires, where the first time period is a second time period starting from a receiving time point of the first indication to a time domain end of the first uplink transmission resource indicated by the first indication.