Abstract: Embodiments of this application disclose a data processing method and device. The method includes: receiving, through a first bearer between a MAC layer and a user-plane functional entity of layer 3, a MAC SDU sent by the user-plane functional entity of layer 3 and a sequence number assigned to the MAC SDU, wherein all MAC SDUs sent by the first bearer last time correspond to the same sequence number; and generating a MAC PDU according to the received MAC SDU and the sequence number corresponding to the MAC SDU and sending it to a physical layer. The MAC PDU comprises at least one of: an ID of the first bearer, the sequence number, and at least one MAC SDU corresponding to the sequence number.

Abstract: A data transmission method and apparatus, and storage medium are provided. The method includes: determining, by a layer 3 (L3), data to be transmitted via a medium access control (MAC) link, wherein a quantity of the data to be transmitted is determined such that a data buffer of an MAC function entity meets a transmission rate of the MAC link.

Abstract: Provided are an access layer IP packet processing method, apparatus and device. The access layer IP packet processing method is applied to a user plane function entity at layer 3 of an access layer. The method comprises: a user plane function entity at layer 3 of an access layer receiving an IP packet from an IP packet entity, and sending same to at least one function entity at layer 2 of the access layer; or receiving a data packet or a control packet sent by the function entity at layer 2 of the access layer, and sending same to the IP packet entity, wherein the user plane function entity at layer 3 of the access layer, the IP packet entity and the function entity at layer 2 of the access layer are function entities of a terminal side or function entities of a network device.

Abstract: A data transmission method includes: upon receiving first data carried on a first access stratum (AS) carrier, a terminal converts the first data into a first IP data packet of a first IP flow, and receives the first IP data packet; and when sending a second IP data packet of a second IP flow, the terminal carries the second IP data packet on a second AS carrier and sends out. According to embodiments of the present application, using an iP data transmission mode between an AS layer and a NAS layer can introduce a new control function in an RAN, thereby implementing an end-to-end QoS architecture solution, and providing support for rollback and lossless switching of IP packets.

Abstract: Embodiments of the present disclosure provide a data transmission method, an apparatus, and a device; the data transmission method is applicable to layer 2 L2, and includes: performing data packet transmission between a second functional entity of a media access control (MAC) of L2 and a first functional entity of layer 3 L3.

Abstract: Embodiments of the present invention provide a method and apparatus for allocating a User Equipment (UE) identifier, and a computer readable storage medium. The method comprises: a preset functional entity or module allocates a UE identifier; the UE identifier is associated with an identifier of the UE in a wireless network system for information interaction between a network side device and the preset functional entity or module.

Abstract: Provided are a CAWN system and a working method thereof, belonging to the technical field of wireless communications.

Abstract: A method of processing a quality-of-service flow and a communication device are provided. The method includes: acquiring a first identifier of a target quality-of-service flow; creating a second identifier of the target quality-of-service flow according to the first identifier of the target quality-of-service flow; wherein, a length of the second identifier of the target quality-of-service flow is less than or equal to a length of the first identifier of the target quality-of-service flow.

Abstract: A data transmission method, and new AS sublayer entity. The data transmission method is applicable in a new AS sublayer entity, and comprises: receiving a quality of service flow (QoS flow) having a first flow ID; mapping the QoS flow to one or more data radio bearers (DRB) to obtain a protocol data unit (PDU) packet, wherein the PDU packet carries a second flow ID corresponding to the QoS flow, and the first flow ID and the second flow ID have a one-to-one correspondence relationship with respect to combinations of the data radio bearer (DRB) IDs; and transmitting the PDU packet.

Abstract: The present disclosure provides a method for starting reflective mapping, a communication device and a storage medium. The method for starting reflective mapping applied to a first communication device, includes: when determining that first data packet is to be transmitted by first underlying bearer, adding a startup identifier of a first value to a second data packet, where the startup identifier of the first value is used to instruct a second communication device to start reflective mapping, the first data packet is a data packet transmitted by the second communication device to the first communication device, and the second data packet is a data packet that is originally to be transmitted by the first communication device; and transmitting the second data packet carrying the startup identifier of the first value by the first underlying bearer.

Abstract: The present disclosure provides a data processing method adapted to access network architecture, and the access network architecture. The data processing method includes: providing a data distribution and reordering module; acquiring, by the data distribution and reordering module, control information, the control information including information about a byte length of the data distributed over an air-interface channel and information about an air-interface link during air-interface cell switch; and distributing, by the data distribution and reordering module, data received from a PDCP layer toward a central RLC layer/a remote RLC layer in accordance with the control information, reordering data from the central RLC layer/remote RLC layer, and transmitting the reordered data to the PDCP layer.

Abstract: A data transmission method, a data transmission apparatus, a network-side device, a terminal, and a computer-readable storage medium are provided. The data transmission method includes selecting, according to QoS requirement of a downlink upper-layer data stream, a lower-layer bearer from a bearer set established for the upper-layer data stream, the bearer set including at least two lower-layer bearers; and mapping the upper-layer data stream onto a selected lower-layer bearer for transmission.

Abstract: A method for transmitting information, a method for receiving information, a PDCP entity, and a computer storage medium are provided. The method includes: determining, by a Packet Data Convergence Protocol (PDCP) entity, an information transmitting order of at least one Radio Link Protocol (RLC) entity managed by the PDCP entity, and determining, based on the information transmitting order, a reordering sequence number corresponding to each of the at least one RLC entity; determining a Protocol Data Unit (PDU) to be transmitted by each of the at least one RLC entity, and adding the reordering sequence number to the PDU; and mapping the PDU to a corresponding RLC entity.

Abstract: The present disclosure provides a data processing method adapted to access network architecture, and the access network architecture. The data processing method includes: providing a data distribution and reordering module; acquiring, by the data distribution and reordering module, control information, the control information including information about a byte length of the data distributed over an air-interface channel and information about an air-interface link during air-interface cell switch; and distributing, by the data distribution and reordering module, data received from a PDCP layer toward a central RLC layer/a remote RLC layer in accordance with the control information, reordering data from the central RLC layer/remote RLC layer, and transmitting the reordered data to the PDCP layer.

Abstract: The present disclosure provides a method for starting reflective mapping, a communication device and a storage medium. The method for starting reflective mapping applied to a first communication device, includes: when determining that first data packet is to be transmitted by first underlying bearer, adding a startup identifier of a first value to a second data packet, where the startup identifier of the first value is used to instruct a second communication device to start reflective mapping, the first data packet is a data packet transmitted by the second communication device to the first communication device, and the second data packet is a data packet that is originally to be transmitted by the first communication device; and transmitting the second data packet carrying the startup identifier of the first value by the first underlying bearer.

Abstract: A method of processing a quality-of-service flow and a communication device are provided. The method includes: acquiring a first identifier of a target quality-of-service flow; creating a second identifier of the target quality-of-service flow according to the first identifier of the target quality-of-service flow; wherein, a length of the second identifier of the target quality-of-service flow is less than or equal to a length of the first identifier of the target quality-of-service flow.

Abstract: A MAC PDU transmission method and apparatus are provided. In the present application, a MAC PDU is generated by a sending device, wherein the MAC PDU includes N media access control control elements MAC CE and N MAC PDU subheaders corresponding to the N MAC CEs in a one-to-one manner, at least one MAC PDU subheader in the N MAC PDU subheaders includes MAC CE expanded-type indication information used to indicate that a corresponding MAC CE is an expanded type of MAC CE, and a MAC CE corresponding to the MAC PDU subheader containing the MAC CE expanded-type indication information includes an MAC CE type index used to indicate an expansion type to which the MAC CE belongs, and N is an integer greater than or equal to 1; the MAC PDU is sent by the sending device.

Abstract: Disclosed are a method of multi-link retransmission under multiple connections, base station and storage medium. The method comprises: connecting to at least two links at a terminal; when a transmission of data packets of the terminal fails on one link, a second network element reporting a status report; and when the first network element analyzes the status report and ascertains that the transmission of the data packets of the first link has failed, selecting another link for data retransmission.

Abstract: A data transmission method, a data transmission apparatus, a network-side device, a terminal, and a computer-readable storage medium are provided. The data transmission method includes selecting, according to QoS requirement of a downlink upper-layer data stream, a lower-layer bearer from a bearer set established for the upper-layer data stream, the bearer set including at least two lower-layer bearers; and mapping the upper-layer data stream onto a selected lower-layer bearer for transmission.

Abstract: The present disclosure provides a method for starting reflective mapping, a communication device and a storage medium. The method for starting reflective mapping applied to a first communication device, includes: when determining that first data packet is to be transmitted by first underlying bearer, adding a startup identifier of a first value to a second data packet, where the startup identifier of the first value is used to instruct a second communication device to start reflective mapping, the first data packet is a data packet transmitted by the second communication device to the first communication device, and the second data packet is a data packet that is originally to be transmitted by the first communication device; and transmitting the second data packet carrying the startup identifier of the first value by the first underlying bearer.