WO2020010619A1 - 数据传输方法、终端设备和网络设备 - Google Patents

数据传输方法、终端设备和网络设备 Download PDF

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Publication number
WO2020010619A1
WO2020010619A1 PCT/CN2018/095651 CN2018095651W WO2020010619A1 WO 2020010619 A1 WO2020010619 A1 WO 2020010619A1 CN 2018095651 W CN2018095651 W CN 2018095651W WO 2020010619 A1 WO2020010619 A1 WO 2020010619A1
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WO
WIPO (PCT)
Prior art keywords
mapping relationship
node device
terminal device
qos flow
data
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PCT/CN2018/095651
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English (en)
French (fr)
Inventor
尤心
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2018/095651 priority Critical patent/WO2020010619A1/zh
Priority to CN201880090580.4A priority patent/CN111837419B/zh
Publication of WO2020010619A1 publication Critical patent/WO2020010619A1/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/15Setup of multiple wireless link connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/12Setup of transport tunnels

Definitions

  • the embodiments of the present application relate to the field of communications, and more specifically, to a data transmission method, a terminal device, and a network device.
  • a dual connection (DC) scenario may include (LTE, NR, DC, EN-DC), (NR, LTE, DC, NE-DC), (5GC, LTE, NR, DC, 5GC-EN-DC), NR DC.
  • EN-DC uses Long Term Evolution (LTE) nodes as master nodes (Master Nodes, MN) nodes, and NR nodes as slave nodes (Slave Nodes, SN) nodes.
  • LTE Long Term Evolution
  • MN Master Nodes
  • NR nodes slave nodes
  • SN slave nodes
  • EPC packet core evolution
  • the NE-DC in the NE-DC serves as the MN node, and the evolved long-term evolution (eLTE) serves as the SN node to connect to the fifth-generation mobile communication technology core network (5-Generation Core, 5GC).
  • eLTE acts as the MN node
  • NR acts as the SN node, which is connected to the 5GC.
  • NRDC NR acts as the MN node and NR acts as the SN node, which is connected to the 5GC.
  • the embodiments of the present application provide a data transmission method, terminal device, and network device.
  • the primary node device and the secondary node device can implement the mapping relationship between the QoS flow and the DRB. Therefore, it is possible to ensure that uplink data is sent on the QoS flow.
  • a terminal device connects a primary node device and a secondary node device at the same time.
  • the method includes:
  • the terminal device Sending, by the terminal device, the first data on the first QoS flow according to a first mapping relationship and / or a second mapping relationship, wherein the first mapping relationship reflects data wireless corresponding to the first QoS flow and the master node device Bearer correspondence, the second mapping relationship reflects the correspondence between the first QoS flow and the data radio bearer corresponding to the secondary node device.
  • a terminal device is connected to a primary node device and a secondary node device at the same time.
  • the method includes:
  • the first node device and the second node device interact with a first mapping relationship and a second mapping relationship, and the first mapping relationship reflects a correspondence between the first QoS flow and a data radio bearer corresponding to the master node device, and the second mapping relationship Reflecting the correspondence between the first QoS flow and the data radio bearer corresponding to the secondary node device, wherein the first node device is the primary node device and the second node device is the secondary node device, or the first node The device is the secondary node device and the second node device is the primary node device;
  • the first node device receives first data on the first QoS flow according to the first mapping relationship and / or the second mapping relationship.
  • the first data is uplink data.
  • a terminal device is provided to execute the method in the first aspect or the implementations thereof.
  • the terminal device includes a functional module for executing the method in the above-mentioned first aspect or each implementation manner thereof.
  • a network device for executing the method in the second aspect or the implementation manners thereof.
  • the network device includes a functional module for executing the method in the second aspect or the implementation manners thereof.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory, and execute the method in the above-mentioned first aspect or its implementations.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the second aspect or the implementations thereof.
  • a chip is provided for implementing any one of the foregoing first to fourth aspects or a method in each implementation thereof.
  • the chip includes a processor for invoking and running a computer program from a memory, so that a device installed with the chip executes any one of the first to second aspects described above or implementations thereof. method.
  • a computer-readable storage medium for storing a computer program, which causes a computer to execute the method in any one of the first to second aspects described above or in its implementations.
  • a computer program product including computer program instructions that cause a computer to execute the method in any one of the first to second aspects described above or in its implementations.
  • a computer program that, when run on a computer, causes the computer to execute the method in any one of the first to second aspects described above or in various implementations thereof.
  • the terminal device connects the primary node device and the secondary node device at the same time, when the first QoS flow needs to be offloaded on the core network side, the primary node device and the secondary node device can interact with the first mapping relationship and the second mapping relationship. Therefore, it can be ensured that the first data is transmitted on the first QoS flow.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a dual-connected system architecture applied in an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a data transmission method according to an embodiment of the present application.
  • FIG. 4 is a schematic flowchart of another data transmission method according to an embodiment of the present application.
  • FIG. 5 is a schematic block diagram of a terminal device according to an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a communication device according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a chip according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of a communication system according to an embodiment of the present application.
  • GSM Global System
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GSM Global System
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • eLTE LTE Frequency Division Duplex
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 1.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with the terminal device 120 (or referred to as a communication terminal or terminal).
  • the network device 110 may provide communication coverage for a specific geographic area, and may communicate with terminal devices located within the coverage area.
  • the network device 110 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or a base station (NodeB, NB) in a WCDMA system, or an evolved base station in an LTE system (Evolutional NodeB, eNB or eNodeB), or a wireless controller in a Cloud Radio Access Network (CRAN), or the network device may be a mobile switching center, relay station, access point, vehicle equipment, Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in public land mobile networks (PLMN) that will evolve in the future.
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • LTE Long Term Evolutional NodeB, eNB or eNodeB
  • CRAN Cloud Radio Access Network
  • the network device may be a mobile switching center, relay station, access point, vehicle equipment, Wearable devices, hubs, switches, bridges, routers, network-
  • the communication system 100 further includes at least one terminal device 120 located within a coverage area of the network device 110.
  • terminal equipment used herein includes, but is not limited to, connection via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, direct cable connection ; And / or another data connection / network; and / or via a wireless interface, such as for cellular networks, Wireless Local Area Networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and / or another terminal device configured to receive / transmit communication signals; and / or Internet of Things (IoT) devices.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Line
  • WLAN Wireless Local Area Networks
  • DVB-H Digital Video Broadband
  • satellite networks satellite networks
  • AM- FM broadcast transmitter AM- FM broadcast transmitter
  • IoT Internet of Things
  • a terminal device configured to communicate through a wireless interface may be referred to as a “wireless communication terminal”, a “wireless terminal”, or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; personal communications systems (PCS) terminals that can combine cellular radiotelephones with data processing, facsimile, and data communications capabilities; can include radiotelephones, pagers, Internet / internal PDA with network access, Web browser, notepad, calendar, BeiDou Navigation Satellite System (BDS) and Global Positioning System (GPS) receiver; and conventional laptop and / or palm Receiver or other electronic device including a radiotelephone transceiver.
  • PCS personal communications systems
  • BDS BeiDou Navigation Satellite System
  • GPS Global Positioning System
  • a terminal device can refer to an access terminal, user equipment (UE), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Processing Assistant (PDA), and wireless communication.
  • the terminal devices 120 may perform terminal direct connection (Device to Device, D2D) communication.
  • D2D Terminal to Device
  • the 5G system or 5G network may also be referred to as an NR system or an NR network.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller, a mobility management entity, and the like in this embodiment of the present application is not limited thereto.
  • network entities such as a network controller, a mobility management entity, and the like in this embodiment of the present application is not limited thereto.
  • the device having a communication function in the network / system in the embodiments of the present application may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal device 120 having a communication function, and the network device 110 and the terminal device 120 may be specific devices described above, and will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller, a mobile management entity, and the like, which is not limited in the embodiments of the present application.
  • the terminal device may be connected to two different communication networks at the same time.
  • the terminal device in the NE-DC scenario, the terminal device is connected to the NR network and the eLTE network at the same time, and is connected to 5GC.
  • 5GC-EN- In the DC scenario the terminal device is connected to the eLTE network and the NR network at the same time, and connected to 5GC.
  • the terminal device In the NR DC scenario, the terminal device is connected to two NR networks at the same time, and connected to 5GC.
  • FIG. 2 is a schematic diagram of a dual-connected system architecture applied in an embodiment of the present application.
  • FIG. 2 illustrates that a terminal device is connected to two NR networks at the same time as an example.
  • the MN node connected to the terminal device is an NR communication node
  • the SN node connected to the terminal device is also an NR communication node.
  • the terminal device can maintain a master cell (MCG) bearer, a slave cell (SCG) bearer and an MN split bearer at the MN node, and maintain the MCG bearer at the SN node.
  • MCG master cell
  • SCG slave cell
  • MN split bearer MN split bearer
  • the MCG bears connection to the MN Packet Data Convergence Protocol (PDCP) 1, MN Radio Link Control (RLC) 1, and MN Media Access Control (Media Access Control, MAC), SCG bearer connects MN PDCP 2, SN RLC 2 and SN MAC, MN offload bearer connects MN PDCP 3, MN RLC 3 and MN MAC, MN offload bearer also connects MN PDCP 3, SN RLC 4 and SN MAC.
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC Media Access Control
  • MCG bearer connects SN PDCP 2, MN RLC 2 and MN MAC
  • SCG bearer connects SN PDCP 1, SN RLC 1 and SN MAC
  • SN offload bearer connects SN PDCP 3, SN RLC 3 and SN MAC
  • SN offload The bearer also connects SN PDCP 3, MN RLC 4 and MN MAC.
  • QoS flows need to pass through the SDAP layer to be specifically mapped to corresponding data radio bearers (ie, MCG bearers, SCG bearers, and offload bearers).
  • data radio bearers ie, MCG bearers, SCG bearers, and offload bearers.
  • the SDAP layer stores the mapping relationship between the QoS flow and the data radio bearer.
  • the SDAP layer can realize the QoS flow offload to different data radio bearers.
  • MN PDCP 2 and SN RLC 2 are connected through the Xn interface
  • MN PDCP 3 and SN RLC 4 are connected through the Xn interface
  • SN PDCP 3 and MN RLC 4 are connected via Xn interface.
  • MNPDCP1, MNPDCP2, and MNPDCP3 are only distinguished for convenience of description. In actual deployment, they are not necessarily distinguished as shown in Figure 2.
  • MNRLC1, MNRLC2, MNRLC3 and MNRLC4 are the same, SNPDCP1, SNPDCP2, and SNPDCP3 are the same, SNRLC1, SNRLC2, SNRLC3, and SNRLC4 are the same.
  • FIG. 3 is a schematic flowchart of a data transmission method 200 according to an embodiment of the present application.
  • the terminal device is connected to the primary node device and the secondary node device at the same time.
  • the method 200 includes:
  • the terminal device acquires first data that needs to be sent on a first QoS flow.
  • the terminal device may obtain the first data that needs to be sent on the first QoS flow from an application layer.
  • the terminal device obtains the first data from some applications (Application, APP) in the application layer.
  • applications Application, APP
  • the first data is uplink data.
  • the terminal device sends the first data on the first QoS flow according to a first mapping relationship and / or a second mapping relationship, where the first mapping relationship reflects a relationship between the first QoS flow and the master node device.
  • the corresponding relationship between the data radio bearers, and the second mapping relationship reflects the corresponding relationship between the first QoS flow and the data radio bearer corresponding to the secondary node device.
  • the terminal device may obtain the first mapping relationship and / or the second mapping relationship in the following manner:
  • Manner 1 The terminal device determines the first mapping relationship and / or the second mapping relationship according to downlink data received on the first QoS flow.
  • the terminal device determines the first mapping relationship according to the downlink data received from the master node device received on the first QoS flow, and / or, the terminal device receives the first mapping relationship from the received The downlink data of the secondary node device determines the second mapping relationship.
  • Manner 2 The terminal device determines the first mapping relationship and / or the second mapping relationship according to an instruction of the network device.
  • the terminal device receives first instruction information, where the first instruction information is used to indicate the first mapping relationship and / or the second mapping relationship; the terminal device determines the first mapping relationship according to the first instruction information. And / or the second mapping relationship.
  • the first indication information may be radio resource control (Radio Resource Control, RRC) signaling.
  • RRC Radio Resource Control
  • the terminal device after the terminal device obtains the first mapping relationship and / or the second mapping relationship, the terminal device stores the first mapping relationship and / or the second mapping relationship.
  • Case one if the terminal device does not store the first mapping relationship and the second mapping relationship, after acquiring the first mapping relationship and / or the second mapping relationship, the terminal device stores the first mapping relationship and / or The second mapping relationship.
  • Case two if the terminal device does not store the first mapping relationship and stores the second mapping relationship, after acquiring the first mapping relationship and the second mapping relationship, the terminal device stores the first mapping relationship and updates the The second mapping relationship.
  • Case three if the terminal device does not store the second mapping relationship and stores the first mapping relationship, after acquiring the first mapping relationship and the second mapping relationship, the terminal device stores the second mapping relationship and updates the First mapping relationship.
  • Case four if the terminal device has stored the first mapping relationship and the second mapping relationship, after acquiring the first mapping relationship and the second mapping relationship, the terminal device updates the first mapping relationship and the second mapping relationship Mapping relations.
  • Case five if the terminal device has stored the first mapping relationship, after acquiring the second mapping relationship, the terminal device stores the second mapping relationship.
  • Case six if the terminal device has stored the first mapping relationship, after acquiring the first mapping relationship, the terminal device updates the first mapping relationship.
  • Case seven If the terminal device has stored the second mapping relationship, after acquiring the first mapping relationship, the terminal device stores the first mapping relationship.
  • Case eight if the terminal device has stored the second mapping relationship, after acquiring the second mapping relationship, the terminal device updates the second mapping relationship.
  • the terminal device stores the first mapping relationship and the second mapping relationship in the SDAP layer.
  • the first QoS flow may be simultaneously mapped to a DRB corresponding to the primary node device and the secondary node device.
  • the primary node device and the secondary node device interact with the first mapping relationship and the second mapping relationship. Therefore, the primary node device and the secondary node device can obtain a mapping relationship between each other, thereby ensuring reliable transmission of the first data on the core network side.
  • the terminal device may carry an indication information in the first QoS flow to indicate that when transmitting the first data, the first QoS flow needs to be offloaded in the core network. Therefore, the primary node device and the secondary node device may be The related information of the first QoS flow offloading in the core network is learned, and then the primary node device and the secondary node device are triggered to interact with the first mapping relationship and the second mapping relationship.
  • the data radio bearer corresponding to the primary node device corresponds to the secondary node device
  • the data radio bearer has the same configuration.
  • the data radio bearer corresponding to the primary node device and the data radio bearer corresponding to the secondary node device may have the same QoS parameter.
  • the primary node device and the secondary node device can interact with the first mapping relationship and The second mapping relationship can thereby ensure that the first data is sent on the first QoS flow.
  • FIG. 4 is a schematic flowchart of a data transmission method 300 according to an embodiment of the present application.
  • the terminal device connects the primary node device and the secondary node device at the same time.
  • the method 300 includes:
  • the first node device and the second node device exchange a first mapping relationship and a second mapping relationship.
  • the first mapping relationship reflects a correspondence relationship between the first QoS flow and a data radio bearer corresponding to the master node device.
  • the mapping relationship reflects the correspondence between the first QoS flow and the data radio bearer corresponding to the secondary node device, where the first node device is the primary node device and the second node device is the secondary node device, or A node device is the secondary node device and the second node device is the primary node device.
  • the first node device receives first data on the first QoS flow according to the first mapping relationship and / or the second mapping relationship.
  • the method further includes:
  • the first node device determines that the first QoS flow is offloaded in the core network.
  • the determining, by the first node device, that the first QoS flow is offloaded in the core network includes:
  • the first node device determines that the first QoS flow is offloaded in the core network according to the first instruction information.
  • the method 300 further includes:
  • the first node device sends second instruction information to the terminal device, where the second instruction information is used to indicate the first mapping relationship and / or the second mapping relationship.
  • the first node device can learn the first mapping relationship and the second mapping relationship at the same time after interacting with the second node device on the first mapping relationship and the second mapping relationship.
  • the first node The device may indicate the first mapping relationship and / or the second mapping relationship in the second instruction information.
  • the data radio bearer corresponding to the primary node device corresponds to the secondary node device
  • the data radio bearer has the same configuration.
  • the data radio bearer corresponding to the primary node device and the data radio bearer corresponding to the secondary node device may have the same QoS parameter.
  • the primary node device and the secondary node device can interact with the first mapping relationship and The second mapping relationship can thereby ensure that the first data is sent on the first QoS flow.
  • FIG. 5 is a schematic block diagram of a terminal device 400 according to an embodiment of the present application. As shown in FIG. 5, the terminal device is connected to both the primary node device and the secondary node device.
  • the terminal device 400 includes:
  • a processing unit 410 configured to obtain first data that needs to be sent on a first QoS flow
  • the communication unit 420 is configured to send the first data on the first QoS flow according to a first mapping relationship and / or a second mapping relationship, where the first mapping relationship reflects that the first QoS flow corresponds to the master node device.
  • the corresponding relationship between the data radio bearers of the mobile phone, and the second mapping relationship reflects the corresponding relationship between the first QoS flow and the data radio bearer corresponding to the secondary node device.
  • the processing unit 410 is further configured to:
  • the processing unit 410 is further configured to:
  • processing unit 410 is further configured to:
  • the first mapping relationship and / or the second mapping relationship are stored.
  • processing unit 410 is specifically configured to:
  • processing unit does not store the first mapping relationship and the second mapping relationship, after acquiring the first mapping relationship and / or the second mapping relationship, storing the first mapping relationship and / or the second mapping relationship;
  • processing unit does not store the first mapping relationship and stores the second mapping relationship, after acquiring the first mapping relationship and the second mapping relationship, storing the first mapping relationship and updating the second mapping relationship;
  • processing unit does not store the second mapping relationship and stores the first mapping relationship, after obtaining the first mapping relationship and the second mapping relationship, storing the second mapping relationship and updating the first mapping relationship;
  • processing unit has stored the first mapping relationship and the second mapping relationship, after acquiring the first mapping relationship and the second mapping relationship, updating the first mapping relationship and the second mapping relationship;
  • processing unit has stored the first mapping relationship, storing the second mapping relationship after obtaining the second mapping relationship;
  • processing unit has stored the first mapping relationship, updating the first mapping relationship after obtaining the first mapping relationship;
  • processing unit has stored the second mapping relationship, storing the first mapping relationship after obtaining the first mapping relationship;
  • the processing unit has stored the second mapping relationship, after obtaining the second mapping relationship, update the second mapping relationship.
  • processing unit 410 is specifically configured to:
  • the SDAP layer stores the first mapping relationship and / or the second mapping relationship.
  • the data radio bearer corresponding to the primary node device corresponds to the secondary node device
  • the data radio bearer has the same configuration.
  • the primary node device and the secondary node device interact with the first mapping relationship and the second mapping relationship.
  • processing unit 410 is specifically configured to:
  • the first data that needs to be sent on the first QoS flow is obtained from an application layer.
  • each module in the terminal device 400 according to the embodiment of the present application are respectively to implement the corresponding process of the terminal device in the method 200 in FIG. 3, and for the sake of brevity, they are not repeated here. .
  • FIG. 6 is a schematic block diagram of a network device 500 according to an embodiment of the present application. As shown in FIG. 6, the network device serves a terminal device, and the terminal device is connected to both a primary node device and a secondary node device.
  • the network device 500 includes:
  • the processing unit 510 is configured to interact with the second node device for a first mapping relationship and a second mapping relationship, where the first mapping relationship reflects a correspondence relationship between the first QoS flow and a data radio bearer corresponding to the master node device, and the second The mapping relationship reflects the corresponding relationship between the first QoS flow and the data radio bearer corresponding to the secondary node device, where the network device 500 is the primary node device and the second node device is the secondary node device, or the network device 500 is the secondary node device and the second node device is the primary node device;
  • the communication unit 520 is configured to receive first data on the first QoS flow according to the first mapping relationship and / or the second mapping relationship.
  • the processing unit 510 is further configured to:
  • processing unit 510 is specifically configured to:
  • the communication unit 520 before the communication unit 520 receives the first data on the first QoS flow according to the first mapping relationship and / or the second mapping relationship, the communication unit 520 is further configured to:
  • the data radio bearer corresponding to the primary node device corresponds to the secondary node device
  • the data radio bearer has the same configuration.
  • FIG. 7 is a schematic structural diagram of a communication device 600 according to an embodiment of the present application.
  • the communication device 600 shown in FIG. 7 includes a processor 610, and the processor 610 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 600 may further include a memory 620.
  • the processor 610 may call and run a computer program from the memory 620 to implement the method in the embodiment of the present application.
  • the memory 620 may be a separate device independent of the processor 610, or may be integrated in the processor 610.
  • the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices, and specifically, may send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include antennas, and the number of antennas may be one or more.
  • the communication device 600 may specifically be the network device / first node device in the embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the first node device in each method in the embodiments of the present application. Concise, I won't repeat them here.
  • the communication device 600 may specifically be a mobile terminal / terminal device in the embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the mobile terminal / terminal device in each method in the embodiments of the present application, for the sake of simplicity , Will not repeat them here.
  • FIG. 8 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 700 shown in FIG. 8 includes a processor 710, and the processor 710 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the chip 700 may further include a memory 720.
  • the processor 710 may call and run a computer program from the memory 720 to implement the method in the embodiment of the present application.
  • the memory 720 may be a separate device independent of the processor 710, or may be integrated in the processor 710.
  • the chip 700 may further include an input interface 730.
  • the processor 710 may control the input interface 730 to communicate with other devices or chips. Specifically, the processor 710 may obtain information or data sent by other devices or chips.
  • the chip 700 may further include an output interface 740.
  • the processor 710 may control the output interface 740 to communicate with other devices or chips. Specifically, the processor 710 may output information or data to the other devices or chips.
  • the chip can be applied to the network device / first node device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the first node device in each method of the embodiment of the present application. For simplicity, in This is not repeated here.
  • the chip can be applied to the mobile terminal / terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiment of the present application. For simplicity, here No longer.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-level chip, a system chip, a chip system or a system-on-chip.
  • FIG. 9 is a schematic block diagram of a communication system 800 according to an embodiment of the present application. As shown in FIG. 9, the communication system 800 includes a terminal device 810 and a network device 820.
  • the terminal device 810 may be used to implement the corresponding functions implemented by the terminal device in the foregoing method, and the network device 820 may be used to implement the corresponding functions implemented by the first node device in the foregoing method. More details.
  • the processor in the embodiment of the present application may be an integrated circuit chip and has a signal processing capability.
  • each step of the foregoing method embodiment may be completed by using an integrated logic circuit of hardware in a processor or an instruction in a form of software.
  • the above processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA), or other Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • Various methods, steps, and logical block diagrams disclosed in the embodiments of the present application may be implemented or executed.
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in combination with the embodiments of the present application may be directly implemented by a hardware decoding processor, or may be performed by using a combination of hardware and software modules in the decoding processor.
  • a software module may be located in a mature storage medium such as a random access memory, a flash memory, a read-only memory, a programmable read-only memory, or an electrically erasable programmable memory, a register, and the like.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), and an electronic memory. Erase programmable read-only memory (EPROM, EEPROM) or flash memory.
  • the volatile memory may be Random Access Memory (RAM), which is used as an external cache.
  • RAM Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • Synchronous Dynamic Random Access Memory Synchronous Dynamic Random Access Memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double SDRAM, DDR SDRAM enhanced synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM synchronous connection dynamic random access memory
  • Synchronous DRAM Synchronous Dynamic Random Access Memory
  • Enhanced SDRAM Enhanced SDRAM, ESDRAM
  • synchronous connection dynamic random access memory Synchrobus RAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (SDRAM), double data rate Synchronous dynamic random access memory (Double SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM), direct memory bus random access memory (Direct RAMbus RAM, DR RAM) and so on. That is, the memories in the embodiments of the present application are intended to include, but not limited to, these and any other suitable types of memories.
  • An embodiment of the present application further provides a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device / first node device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding method implemented by the first node device in each method in the embodiment of the present application. The process is not repeated here for brevity.
  • the computer-readable storage medium can be applied to the mobile terminal / terminal device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method in the embodiment of the present application.
  • the computer program causes the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method in the embodiment of the present application.
  • An embodiment of the present application further provides a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device / first node device in the embodiment of the present application, and the computer program instructions cause the computer to execute a corresponding process implemented by the first node device in each method in the embodiment of the present application.
  • the computer program instructions cause the computer to execute a corresponding process implemented by the first node device in each method in the embodiment of the present application.
  • the computer program product may be applied to a mobile terminal / terminal device in the embodiments of the present application, and the computer program instructions cause a computer to execute a corresponding process implemented by the mobile terminal / terminal device in each method of the embodiments of the present application, For brevity, I will not repeat them here.
  • the embodiment of the present application also provides a computer program.
  • the computer program may be applied to the network device / first node device in the embodiment of the present application.
  • the computer program is executed by the first node device in each method in the embodiment of the present application.
  • the corresponding implementation process is not repeated here for brevity.
  • the computer program can be applied to a mobile terminal / terminal device in the embodiment of the present application, and when the computer program is run on a computer, the computer executes each method in the embodiment of the application by the mobile terminal / terminal device.
  • the corresponding processes are not repeated here for brevity.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the unit is only a logical function division.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, which may be electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially a part that contributes to the existing technology or a part of the technical solution can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in the embodiments of the present application.
  • the foregoing storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory) ROM, random access memory (Random Access Memory, RAM), magnetic disks or optical disks and other media that can store program codes .

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Abstract

本申请实施例提供了一种数据传输方法、终端设备和网络设备,在DC场景下,在QoS流需要在核心网侧分流时,主节点设备与辅节点设备可以实现QoS流与DRB的映射关系的交互,从而,可以确保上行数据在QoS流上发送。在该方法中,终端设备同时连接主节点设备和辅节点设备,该方法包括:该终端设备获取需要在第一QoS流上发送的第一数据;该终端设备根据第一映射关系和/或第二映射关系在该第一QoS流上发送该第一数据,其中,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系。

Description

数据传输方法、终端设备和网络设备 技术领域
本申请实施例涉及通信领域,并且更具体地,涉及数据传输方法、终端设备和网络设备。
背景技术
在新空口(New Radio,NR)通信系统中,双连接(Dual Connection,DC)场景可以包括(LTE NR DC,EN-DC),(NR eLTE DC,NE-DC),(5GC eLTE NR DC,5GC-EN-DC),NR DC,其中,EN-DC是以长期演进(Long Term Evolution,LTE)节点作为主节点(Master Node,MN)节点,NR节点作为辅节点(Slave Node,SN)节点,连接分组核心演进(Evolved Packet Core,EPC)核心网。NE-DC中NR作为MN节点,演进的长期演进(Evolved Long Term Evolution,eLTE)作为SN节点,连接第五代移动通信技术核心网(5-Generation Core,5GC)。5GC-EN-DC中,eLTE作为MN节点,NR作为SN节点,连接5GC。NR DC中,NR作为MN节点,NR作为SN节点,连接5GC。
在上述DC场景中,除了EN-DC以外,其他DC场景都连接5GC,由于5G的服务质量(Quality of Service,QoS)是基于流(flow)的传输,是通过服务数据适应协议(Service Data Adaptation Protocol,SDAP)层来实现QoS flow到数据无线承载(Data Radio Bearer,DRB)之间的映射的。然而,在DC场景下,终端设备可以同时连接MN节点和SN节点,如何实现QoS flow在核心网侧的分流是一个亟待解决的问题。
发明内容
本申请实施例提供了一种数据传输方法、终端设备和网络设备,在DC场景下,在QoS流需要在核心网侧分流时,主节点设备与辅节点设备可以实现QoS流与DRB的映射关系的交互,从而,可以确保上行数据在QoS流上发送。
第一方面,提供了一种数据传输方法,终端设备同时连接主节点设备和辅节点设备,该方法包括:
该终端设备获取需要在第一QoS流上发送的第一数据;
该终端设备根据第一映射关系和/或第二映射关系在该第一QoS流上发送该第一数据,其中,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系。
第二方面,提供了一种数据传输方法,终端设备同时连接主节点设备和辅节点设备,该方法包括:
第一节点设备与第二节点设备交互第一映射关系和第二映射关系,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系,其中,该第一节点设备为该主节点设备且该第二节点设备为该辅节点设备,或者,该第一节点设备为该辅节点设备且该第二节点设备为该主节点设备;
该第一节点设备根据该第一映射关系和/或该第二映射关系在该第一QoS流上接收第一数据。
应理解,在上述方法中,该第一数据为上行数据。
需要说明的是,上述方法可以应用于NE-DC、5GC-EN-DC、NR DC等DC场景。
第三方面,提供了一种终端设备,用于执行上述第一方面或其各实现方式中的方法。
具体地,该终端设备包括用于执行上述第一方面或其各实现方式中的方法的功能模块。
第四方面,提供了一种网络设备,用于执行上述第二方面或其各实现方式中的方法。
具体地,该网络设备包括用于执行上述第二方面或其各实现方式中的方法的功能模块。
第五方面,提供了一种终端设备,包括处理器和存储器。该存储器用于存储计算机程序,该处理器用于调用并运行该存储器中存储的计算机程序,执行上述第一方面或其各实现方式中的方法。
第六方面,提供了一种网络设备,包括处理器和存储器。该存储器用于存储计算机程序,该处理器用于调用并运行该存储器中存储的计算机程序,执行上述第二方面或其各实现方式中的方法。
第七方面,提供了一种芯片,用于实现上述第一方面至第四方面中的任一方面或其各实现方式中的方法。
具体地,该芯片包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有该芯片的设备执行如上述第一方面至第二方面中的任一方面或其各实现方式中的方法。
第八方面,提供了一种计算机可读存储介质,用于存储计算机程序,该计算机程序使得计算机执行上述第一方面至第二方面中的任一方面或其各实现方式中的方法。
第九方面,提供了一种计算机程序产品,包括计算机程序指令,所述计算机程序指令使得计算机执行上述第一方面至第二方面中的任一方面或其各实现方式中的方法。
第十方面,提供了一种计算机程序,当其在计算机上运行时,使得计算机执行上述第一方面至第二方面中的任一方面或其各实现方式中的方法。
通过上述技术方案,在终端设备同时连接主节点设备和辅节点设备时,在第一QoS流需要在核心网侧分流时,主节点设备与辅节点设备可以交互第一映射关系和第二映射关系,从而,可以确保第一数据在第一QoS流上发送。
附图说明
图1是本申请实施例提供的一种通信系统架构的示意性图。
图2示出了本申请实施例应用的双连接系统架构的示意图。
图3是本申请实施例提供的一种数据传输方法的示意性流程图。
图4是本申请实施例提供的另一种数据传输方法的示意性流程图。
图5是根据本申请实施例提供的一种终端设备的示意性框图。
图6是根据本申请实施例提供的一种网络设备的示意性框图。
图7是根据本申请实施例提供的一种通信设备的示意性框图。
图8是根据本申请实施例提供的一种芯片的示意性框图。
图9是根据本申请实施例提供的一种通信系统的示意性框图。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。
本申请实施例的技术方案可以应用于各种通信系统,例如:全球移动通讯(Global System of Mobile communication,GSM)系统、码分多址(Code Division Multiple Access,CDMA)系统、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)系统、通用分组无线业务(General Packet Radio Service,GPRS)、LTE系统、eLTE系统、LTE频分双工(Frequency Division Duplex,FDD)系统、LTE时分双工(Time Division Duplex,TDD)、通用移动通信系统(Universal Mobile Telecommunication System,UMTS)、 全球互联微波接入(Worldwide Interoperability for Microwave Access,WiMAX)通信系统或5G系统,或者后续版本的通信系统中。
示例性的,本申请实施例应用的通信系统100如图1所示。该通信系统100可以包括网络设备110,网络设备110可以是与终端设备120(或称为通信终端、终端)通信的设备。网络设备110可以为特定的地理区域提供通信覆盖,并且可以与位于该覆盖区域内的终端设备进行通信。可选地,该网络设备110可以是GSM系统或CDMA系统中的基站(Base Transceiver Station,BTS),也可以是WCDMA系统中的基站(NodeB,NB),还可以是LTE系统中的演进型基站(Evolutional Node B,eNB或eNodeB),或者是云无线接入网络(Cloud Radio Access Network,CRAN)中的无线控制器,或者该网络设备可以为移动交换中心、中继站、接入点、车载设备、可穿戴设备、集线器、交换机、网桥、路由器、5G网络中的网络侧设备或者未来演进的公共陆地移动网络(Public Land Mobile Network,PLMN)中的网络设备等。
该通信系统100还包括位于网络设备110覆盖范围内的至少一个终端设备120。作为在此使用的“终端设备”包括但不限于经由有线线路连接,如经由公共交换电话网络(Public Switched Telephone Networks,PSTN)、数字用户线路(Digital Subscriber Line,DSL)、数字电缆、直接电缆连接;和/或另一数据连接/网络;和/或经由无线接口,如,针对蜂窝网络、无线局域网(Wireless Local Area Network,WLAN)、诸如DVB-H网络的数字电视网络、卫星网络、AM-FM广播发送器;和/或另一终端设备的被设置成接收/发送通信信号的装置;和/或物联网(Internet of Things,IoT)设备。被设置成通过无线接口通信的终端设备可以被称为“无线通信终端”、“无线终端”或“移动终端”。移动终端的示例包括但不限于卫星或蜂窝电话;可以组合蜂窝无线电电话与数据处理、传真以及数据通信能力的个人通信系统(Personal Communications System,PCS)终端;可以包括无线电电话、寻呼机、因特网/内联网接入、Web浏览器、记事簿、日历、北斗卫星导航系统(BeiDou Navigation Satellite System,BDS)以及全球定位系统(Global Positioning System,GPS)接收器的PDA;以及常规膝上型和/或掌上型接收器或包括无线电电话收发器的其它电子装置。终端设备可以指接入终端、用户设备(User Equipment,UE)、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备、5G网络中的终端设备或者未来演进的PLMN中的终端设备等。
可选地,终端设备120之间可以进行终端直连(Device to Device,D2D)通信。
可选地,5G系统或5G网络还可以称为NR系统或NR网络。
图1示例性地示出了一个网络设备和两个终端设备,可选地,该通信系统100可以包括多个网络设备并且每个网络设备的覆盖范围内可以包括其它数量的终端设备,本申请实施例对此不做限定。
可选地,该通信系统100还可以包括网络控制器、移动管理实体等其他网络实体,本申请实施例对此不作限定。
应理解,本申请实施例中网络/系统中具有通信功能的设备可称为通信设备。以图1示出的通信系统100为例,通信设备可包括具有通信功能的网络设备110和终端设备120,网络设备110和终端设备120可以为上文所述的具体设备,此处不再赘述;通信设备还可包括通信系统100中的其他设备,例如网络控制器、移动管理实体等其他网络实体,本申请实施例中对此不做限定。
应理解,在本申请实施例中,终端设备可以同时连接两种不同的通信网络,例如,在NE-DC场景下,终端设备同时连接NR网络和eLTE网络,且连接5GC;在5GC-EN-DC 场景下,终端设备同时连接eLTE网络和NR网络,且连接5GC;在NR DC场景下,终端设备同时连接两个NR网络,且连接5GC。
图2示出了本申请实施例应用的双连接系统架构的示意图。图2是以终端设备同时连接两个NR网络为例进行说明。如图2所示,终端设备连接的MN节点为NR通信节点,终端设备连接的SN节点也为NR通信节点。
如图2所示,终端设备可以在MN节点保持主小区(Master Cell Group,MCG)承载、从小区(Slave Cell Group,SCG)承载和MN分流承载(Split bearer),在SN节点保持MCG承载、SCG承载和SN分流承载。具体地,在MN节点中,MCG承载连接MN分组数据汇聚协议(Packet Data Convergence Protocol,PDCP)1、MN无线链路控制(Radio Link Control,RLC)1和MN媒体接入控制(Media Access Control,MAC),SCG承载连接MN PDCP 2、SN RLC 2和SN MAC,MN分流承载连接MN PDCP 3、MN RLC 3和MN MAC,MN分流承载还连接MN PDCP 3、SN RLC 4和SN MAC。在SN节点中,MCG承载连接SN PDCP 2、MN RLC 2和MN MAC,SCG承载连接SN PDCP 1、SN RLC 1和SN MAC,SN分流承载连接SN PDCP 3、SN RLC 3和SN MAC,SN分流承载还连接SN PDCP 3、MN RLC 4和MN MAC。
如图2所示,QoS流(QoS flows)需要经SDAP层,才能具体映射到相应的数据无线承载(即,MCG承载、SCG承载和分流承载)。换句话说,SDAP层中存储有QoS流与数据无线承载之间的映射关系,在存在QoS流时,SDAP层可以实现将QoS流分流至不同的数据无线承载。
需要说明的是,如图2所示,MN PDCP 2与SN RLC 2之间通过Xn接口进行连接,MN PDCP 3与SN RLC 4之间通过Xn接口进行连接,SN PDCP 2与MN RLC 2之间通过Xn接口进行连接,SN PDCP 3与MN RLC 4之间通过Xn接口进行连接。
应理解,上述图2中,MN PDCP 1、MN PDCP 2和MN PDCP 3仅仅只是为了方便描述而进行的区分,实际部署中并不一定如图2一样进行区分,MN RLC 1、MN RLC 2、MN RLC 3和MN RLC 4同理,SN PDCP 1、SN PDCP 2和SN PDCP 3同理,SN RLC 1、SN RLC 2、SN RLC 3和SN RLC 4同理。
应理解,本文中术语“系统”和“网络”在本文中常被可互换使用。本文中术语“和/或”,仅仅是一种描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。另外,本文中字符“/”,一般表示前后关联对象是一种“或”的关系。
图3是本申请实施例提供的一种数据传输方法200的示意性流程图。在该方法200中,终端设备同时连接主节点设备和辅节点设备,该方法200包括:
S210,该终端设备获取需要在第一QoS流上发送的第一数据。
可选地,该终端设备可以从应用层获取需要在该第一QoS流上发送的该第一数据。
例如,该终端设备从应用层的一些应用程序(Application,APP)中获取该第一数据。
应理解,该第一数据为上行数据。
S220,该终端设备根据第一映射关系和/或第二映射关系在该第一QoS流上发送该第一数据,其中,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系。
可选地,该终端设备可以通过如下方式获取该第一映射关系和/或该第二映射关系:
方式一,该终端设备根据在该第一QoS流上接收的下行数据确定该第一映射关系和/或该第二映射关系。
具体地,该终端设备根据在该第一QoS流上接收的来自该主节点设备的下行数据确定该第一映射关系,和/或,该终端设备根据在该第一QoS流上接收的来自该辅节点设备的下行数据确定该第二映射关系。
方式二,该终端设备根据网络设备的指示确定该第一映射关系和/或该第二映射关系。
具体地,该终端设备接收第一指示信息,该第一指示信息用于指示该第一映射关系和/或该第二映射关系;该终端设备根据该第一指示信息,确定该第一映射关系和/或该第二映射关系。
可选地,该第一指示信息可以是无线资源控制(Radio Resource Control,RRC)信令。
在本申请实施例中,该终端设备获取该第一映射关系和/或该第二映射关系之后,会存储该第一映射关系和/或该第二映射关系。
具体地,可以分如下情况进行阐述:
情况一,若该终端设备未存储该第一映射关系和该第二映射关系,在获取该第一映射关系和/或该第二映射关系之后,该终端设备存储该第一映射关系和/或该第二映射关系。
情况二,若该终端设备未存储该第一映射关系且存储了该第二映射关系,在获取该第一映射关系和该第二映射关系之后,该终端设备存储该第一映射关系并且更新该第二映射关系。
情况三,若该终端设备未存储该第二映射关系且存储了该第一映射关系,在获取该第一映射关系和该第二映射关系之后,该终端设备存储该第二映射关系并且更新该第一映射关系。
情况四,若该终端设备已存储了该第一映射关系和该第二映射关系,在获取该第一映射关系和该第二映射关系之后,该终端设备更新该第一映射关系和该第二映射关系。
情况五,若该终端设备已存储了该第一映射关系,在获取该第二映射关系之后,该终端设备存储该第二映射关系。
情况六,若该终端设备已存储了该第一映射关系,在获取该第一映射关系之后,该终端设备更新该第一映射关系。
情况七,若该终端设备已存储了该第二映射关系,在获取该第一映射关系之后,该终端设备存储该第一映射关系。
情况八,若该终端设备已存储了该第二映射关系,在获取该第二映射关系之后,该终端设备更新该第二映射关系。
需要说明的是,终端设备将上述第一映射关系和第二映射关系存储在了SDAP层。
在本申请实施例中,该第一QoS流可以同时映射到该主节点设备与该辅节点设备对应的DRB上。
可选地,当该第一QoS流在核心网分流时,该主节点设备与该辅节点设备交互该第一映射关系和该第二映射关系。因此,该主节点设备与该辅节点设备可以获取彼此的映射关系,从而,可以确保该第一数据在核心网侧的可靠传输。
例如,终端设备可以在该第一QoS流中承载一个指示信息以指示在传输该第一数据时,该第一QoS流需要在核心网分流,因此,该主节点设备与该辅节点设备就可以获知该第一QoS流在核心网分流的相关信息,进而,触发该主节点设备与该辅节点设备交互该第一映射关系和该第二映射关系。
可选地,当该第一QoS流能够同时映射至该主节点设备对应的数据无线承载和该辅节点设备对应的数据无线承载时,该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的配置。
具体地,可以是该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的QoS参数。
因此,在本申请实施例中,在终端设备同时连接主节点设备和辅节点设备时,在第一QoS流需要在核心网侧分流时,主节点设备与辅节点设备可以交互第一映射关系和第二映射关系,从而,可以确保第一数据在第一QoS流上发送。
图4是本申请实施例提供的一种数据传输方法300的示意性流程图。在该方法300中,终端设备同时连接主节点设备和辅节点设备,该方法300包括:
S310,第一节点设备与第二节点设备交互第一映射关系和第二映射关系,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系,其中,该第一节点设备为该主节点设备且该第二节点设备为该辅节点设备,或者,该第一节点设备为该辅节点设备且该第二节点设备为该主节点设备。
S320,该第一节点设备根据该第一映射关系和/或该第二映射关系在该第一QoS流上接收第一数据。
可选地,在该第一节点设备与该第二节点设备交互该第一映射关系和该第二映射关系之前,该方法还包括:
该第一节点设备确定该第一QoS流在核心网分流。
换句话说,在确定该第一QoS流在核心网分流时,在该第一节点设备与该第二节点设备交互该第一映射关系和该第二映射关系才有意义。
可选地,该第一节点设备确定该第一QoS流在核心网分流,包括:
该第一节点设备从该第一QoS流上接收第一指示信息,该第一指示信息指示该第一QoS流在核心网分流;
该第一节点设备根据该第一指示信息,确定该第一QoS流在核心网分流。
可选地,在该第一节点设备根据该第一映射关系和/或该第二映射关系在该第一QoS流上接收该第一数据之前,该方法300还包括:
该第一节点设备向该终端设备发送第二指示信息,该第二指示信息用于指示该第一映射关系和/或该第二映射关系。
即,该第一节点设备在与该第二节点设备交互该第一映射关系和该第二映射关系之后,可以同时获知该第一映射关系和该第二映射关系,此时,该第一节点设备可以在该第二指示信息中指示该第一映射关系和/或该第二映射关系。
可选地,当该第一QoS流能够同时映射至该主节点设备对应的数据无线承载和该辅节点设备对应的数据无线承载时,该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的配置。
具体地,可以是该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的QoS参数。
应理解,数据传输方法300中的步骤可以参考数据传输方法200中的相应步骤,为了简洁,在此不再赘述。
因此,在本申请实施例中,在终端设备同时连接主节点设备和辅节点设备时,在第一QoS流需要在核心网侧分流时,主节点设备与辅节点设备可以交互第一映射关系和第二映射关系,从而,可以确保第一数据在第一QoS流上发送。
图5是根据本申请实施例的终端设备400的示意性框图。如图5所示,该终端设备同时连接主节点设备和辅节点设备,该终端设备400包括:
处理单元410,用于获取需要在第一QoS流上发送的第一数据;
通信单元420,用于根据第一映射关系和/或第二映射关系在该第一QoS流上发送该第一数据,其中,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系。
可选地,在该通信单元420根据该第一映射关系和/或该第二映射关系在该第一QoS流上发送该第一数据之前,该处理单元410还用于:
根据在该第一QoS流上接收的来自该主节点设备的下行数据确定该第一映射关系,和/或
根据在该第一QoS流上接收的来自该辅节点设备的下行数据确定该第二映射关系。
可选地,在该通信单元420根据该第一映射关系和/或该第二映射关系在该第一QoS流上发送该第一数据之前,该处理单元410还用于:
控制该通信单元420接收第一指示信息,该第一指示信息用于指示该第一映射关系和/或该第二映射关系;
根据该第一指示信息,确定该第一映射关系和/或该第二映射关系。
可选地,该处理单元410还用于:
存储该第一映射关系和/或该第二映射关系。
可选地,该处理单元410具体用于:
若该处理单元未存储该第一映射关系和该第二映射关系,在获取该第一映射关系和/或该第二映射关系之后,存储该第一映射关系和/或该第二映射关系;或者
若该处理单元未存储该第一映射关系且存储了该第二映射关系,在获取该第一映射关系和该第二映射关系之后,存储该第一映射关系并且更新该第二映射关系;或者
若该处理单元未存储该第二映射关系且存储了该第一映射关系,在获取该第一映射关系和该第二映射关系之后,存储该第二映射关系并且更新该第一映射关系;或者
若该处理单元已存储了该第一映射关系和该第二映射关系,在获取该第一映射关系和该第二映射关系之后,更新该第一映射关系和该第二映射关系;或者
若该处理单元已存储了该第一映射关系,在获取该第二映射关系之后,存储该第二映射关系;或者
若该处理单元已存储了该第一映射关系,在获取该第一映射关系之后,更新该第一映射关系;或者
若该处理单元已存储了该第二映射关系,在获取该第一映射关系之后,存储该第一映射关系;或者
若该处理单元已存储了该第二映射关系,在获取该第二映射关系之后,更新该第二映射关系。
可选地,该处理单元410具体用于:
在SDAP层存储该第一映射关系和/或该第二映射关系。
可选地,当该第一QoS流能够同时映射至该主节点设备对应的数据无线承载和该辅节点设备对应的数据无线承载时,该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的配置。
可选地,当该第一QoS流在核心网分流时,该主节点设备与该辅节点设备交互该第一映射关系和该第二映射关系。
可选地,该处理单元410具体用于:
从应用层获取需要在该第一QoS流上发送的该第一数据。
应理解,根据本申请实施例的终端设备400中的各个模块的上述和其它操作和/或功能分别为了实现图3中的方法200中的终端设备的相应流程,为了简洁,在此不再赘述。
图6是根据本申请实施例的网络设备500的示意性框图。如图6所示,该网络设备服务于终端设备,该终端设备同时连接主节点设备和辅节点设备,该网络设备500包括:
处理单元510,用于与第二节点设备交互第一映射关系和第二映射关系,该第一映射关系反映该第一QoS流与该主节点设备对应的数据无线承载的对应关系,该第二映射关系反映该第一QoS流与该辅节点设备对应的数据无线承载的对应关系,其中,该网络设备500为该主节点设备且该第二节点设备为该辅节点设备,或者,该网络设备500为该辅节点设备且该第二节点设备为该主节点设备;
通信单元520,用于根据该第一映射关系和/或该第二映射关系在该第一QoS流上接收第一数据。
可选地,在该处理单元510与该第二节点设备交互该第一映射关系和该第二映射关 系之前,该处理单元510还用于:
确定该第一QoS流在核心网分流。
可选地,该处理单元510具体用于:
控制该通信单元520从该第一QoS流上接收第一指示信息,该第一指示信息指示该第一QoS流在核心网分流;
根据该第一指示信息,确定该第一QoS流在核心网分流。
可选地,在该通信单元520根据该第一映射关系和/或该第二映射关系在该第一QoS流上接收该第一数据之前,该通信单元520还用于:
向该终端设备发送第二指示信息,该第二指示信息用于指示该第一映射关系和/或该第二映射关系。
可选地,当该第一QoS流能够同时映射至该主节点设备对应的数据无线承载和该辅节点设备对应的数据无线承载时,该主节点设备对应的数据无线承载与该辅节点设备对应的数据无线承载具有相同的配置。
应理解,根据本申请实施例的网络设备500中的各个模块的上述和其它操作和/或功能分别为了实现图4中的方法300中的第一节点设备的相应流程,为了简洁,在此不再赘述。
图7是本申请实施例提供的一种通信设备600示意性结构图。图7所示的通信设备600包括处理器610,处理器610可以从存储器中调用并运行计算机程序,以实现本申请实施例中的方法。
可选地,如图7所示,通信设备600还可以包括存储器620。其中,处理器610可以从存储器620中调用并运行计算机程序,以实现本申请实施例中的方法。
其中,存储器620可以是独立于处理器610的一个单独的器件,也可以集成在处理器610中。
可选地,如图7所示,通信设备600还可以包括收发器630,处理器610可以控制该收发器630与其他设备进行通信,具体地,可以向其他设备发送信息或数据,或接收其他设备发送的信息或数据。
其中,收发器630可以包括发射机和接收机。收发器630还可以进一步包括天线,天线的数量可以为一个或多个。
可选地,该通信设备600具体可为本申请实施例的网络设备/第一节点设备,并且该通信设备600可以实现本申请实施例的各个方法中由第一节点设备实现的相应流程,为了简洁,在此不再赘述。
可选地,该通信设备600具体可为本申请实施例的移动终端/终端设备,并且该通信设备600可以实现本申请实施例的各个方法中由移动终端/终端设备实现的相应流程,为了简洁,在此不再赘述。
图8是本申请实施例的芯片的示意性结构图。图8所示的芯片700包括处理器710,处理器710可以从存储器中调用并运行计算机程序,以实现本申请实施例中的方法。
可选地,如图8所示,芯片700还可以包括存储器720。其中,处理器710可以从存储器720中调用并运行计算机程序,以实现本申请实施例中的方法。
其中,存储器720可以是独立于处理器710的一个单独的器件,也可以集成在处理器710中。
可选地,该芯片700还可以包括输入接口730。其中,处理器710可以控制该输入接口730与其他设备或芯片进行通信,具体地,可以获取其他设备或芯片发送的信息或数据。
可选地,该芯片700还可以包括输出接口740。其中,处理器710可以控制该输出接口740与其他设备或芯片进行通信,具体地,可以向其他设备或芯片输出信息或数据。
可选地,该芯片可应用于本申请实施例中的网络设备/第一节点设备,并且该芯片可 以实现本申请实施例的各个方法中由第一节点设备实现的相应流程,为了简洁,在此不再赘述。
可选地,该芯片可应用于本申请实施例中的移动终端/终端设备,并且该芯片可以实现本申请实施例的各个方法中由移动终端/终端设备实现的相应流程,为了简洁,在此不再赘述。
应理解,本申请实施例提到的芯片还可以称为系统级芯片,系统芯片,芯片系统或片上系统芯片等。
图9是本申请实施例提供的一种通信系统800的示意性框图。如图9所示,该通信系统800包括终端设备810和网络设备820。
其中,该终端设备810可以用于实现上述方法中由终端设备实现的相应的功能,以及该网络设备820可以用于实现上述方法中由第一节点设备实现的相应的功能为了简洁,在此不再赘述。
应理解,本申请实施例的处理器可能是一种集成电路芯片,具有信号的处理能力。在实现过程中,上述方法实施例的各步骤可以通过处理器中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器可以是通用处理器、数字信号处理器(Digital Signal Processor,DSP)、专用集成电路(Application Specific Integrated Circuit,ASIC)、现成可编程门阵列(Field Programmable Gate Array,FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本申请实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本申请实施例所公开的方法的步骤可以直接体现为硬件译码处理器执行完成,或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器,处理器读取存储器中的信息,结合其硬件完成上述方法的步骤。
可以理解,本申请实施例中的存储器可以是易失性存储器或非易失性存储器,或可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(Read-Only Memory,ROM)、可编程只读存储器(Programmable ROM,PROM)、可擦除可编程只读存储器(Erasable PROM,EPROM)、电可擦除可编程只读存储器(Electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(Random Access Memory,RAM),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(Static RAM,SRAM)、动态随机存取存储器(Dynamic RAM,DRAM)、同步动态随机存取存储器(Synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(Double Data Rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(Enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(Synchlink DRAM,SLDRAM)和直接内存总线随机存取存储器(Direct Rambus RAM,DR RAM)。应注意,本文描述的系统和方法的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
应理解,上述存储器为示例性但不是限制性说明,例如,本申请实施例中的存储器还可以是静态随机存取存储器(static RAM,SRAM)、动态随机存取存储器(dynamic RAM,DRAM)、同步动态随机存取存储器(synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(synch link DRAM,SLDRAM)以及直接内存总线随机存取存储器(Direct Rambus RAM,DR RAM)等等。也就是说,本申请实施例中的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
本申请实施例还提供了一种计算机可读存储介质,用于存储计算机程序。
可选的,该计算机可读存储介质可应用于本申请实施例中的网络设备/第一节点设备,并且该计算机程序使得计算机执行本申请实施例的各个方法中由第一节点设备实现的相应流程,为了简洁,在此不再赘述。
可选地,该计算机可读存储介质可应用于本申请实施例中的移动终端/终端设备,并且该计算机程序使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程,为了简洁,在此不再赘述。
本申请实施例还提供了一种计算机程序产品,包括计算机程序指令。
可选的,该计算机程序产品可应用于本申请实施例中的网络设备/第一节点设备,并且该计算机程序指令使得计算机执行本申请实施例的各个方法中由第一节点设备实现的相应流程,为了简洁,在此不再赘述。
可选地,该计算机程序产品可应用于本申请实施例中的移动终端/终端设备,并且该计算机程序指令使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程,为了简洁,在此不再赘述。
本申请实施例还提供了一种计算机程序。
可选的,该计算机程序可应用于本申请实施例中的网络设备/第一节点设备,当该计算机程序在计算机上运行时,使得计算机执行本申请实施例的各个方法中由第一节点设备实现的相应流程,为了简洁,在此不再赘述。
可选地,该计算机程序可应用于本申请实施例中的移动终端/终端设备,当该计算机程序在计算机上运行时,使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程,为了简洁,在此不再赘述。
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统、装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,)ROM、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存 储程序代码的介质。
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应所述以权利要求的保护范围为准。

Claims (38)

  1. 一种数据传输方法,其特征在于,终端设备同时连接主节点设备和辅节点设备,所述方法包括:
    所述终端设备获取需要在第一服务质量QoS流上发送的第一数据;
    所述终端设备根据第一映射关系和/或第二映射关系在所述第一QoS流上发送所述第一数据,其中,所述第一映射关系反映所述第一QoS流与所述主节点设备对应的数据无线承载的对应关系,所述第二映射关系反映所述第一QoS流与所述辅节点设备对应的数据无线承载的对应关系。
  2. 根据权利要求1所述的方法,其特征在于,在所述终端设备根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上发送所述第一数据之前,所述方法还包括:
    所述终端设备根据在所述第一QoS流上接收的来自所述主节点设备的下行数据确定所述第一映射关系,和/或
    所述终端设备根据在所述第一QoS流上接收的来自所述辅节点设备的下行数据确定所述第二映射关系。
  3. 根据权利要求1所述的方法,其特征在于,在所述终端设备根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上发送所述第一数据之前,所述方法还包括:
    所述终端设备接收第一指示信息,所述第一指示信息用于指示所述第一映射关系和/或所述第二映射关系;
    所述终端设备根据所述第一指示信息,确定所述第一映射关系和/或所述第二映射关系。
  4. 根据权利要求2或3所述的方法,其特征在于,所述方法还包括:
    所述终端设备存储所述第一映射关系和/或所述第二映射关系。
  5. 根据权利要求4所述的方法,其特征在于,所述终端设备存储所述第一映射关系和/或所述第二映射关系,包括:
    若所述终端设备未存储所述第一映射关系和所述第二映射关系,在获取所述第一映射关系和/或所述第二映射关系之后,所述终端设备存储所述第一映射关系和/或所述第二映射关系;或者
    若所述终端设备未存储所述第一映射关系且存储了所述第二映射关系,在获取所述第一映射关系和所述第二映射关系之后,所述终端设备存储所述第一映射关系并且更新所述第二映射关系;或者
    若所述终端设备未存储所述第二映射关系且存储了所述第一映射关系,在获取所述第一映射关系和所述第二映射关系之后,所述终端设备存储所述第二映射关系并且更新所述第一映射关系;或者
    若所述终端设备已存储了所述第一映射关系和所述第二映射关系,在获取所述第一映射关系和所述第二映射关系之后,所述终端设备更新所述第一映射关系和所述第二映射关系;或者
    若所述终端设备已存储了所述第一映射关系,在获取所述第二映射关系之后,所述终端设备存储所述第二映射关系;或者
    若所述终端设备已存储了所述第一映射关系,在获取所述第一映射关系之后,所述终端设备更新所述第一映射关系;或者
    若所述终端设备已存储了所述第二映射关系,在获取所述第一映射关系之后,所述终端设备存储所述第一映射关系;或者
    若所述终端设备已存储了所述第二映射关系,在获取所述第二映射关系之后,所述终端设备更新所述第二映射关系。
  6. 根据权利要求4或5所述的方法,其特征在于,所述终端设备存储所述第一映射关系和/或所述第二映射关系,包括:
    所述终端设备在服务数据适应协议SDAP层存储所述第一映射关系和/或所述第二映射关系。
  7. 根据权利要求1至6中任一项所述的方法,其特征在于,当所述第一QoS流能够同时映射至所述主节点设备对应的数据无线承载和所述辅节点设备对应的数据无线承载时,所述主节点设备对应的数据无线承载与所述辅节点设备对应的数据无线承载具有相同的配置。
  8. 根据权利要求1至7中任一项所述的方法,其特征在于,当所述第一QoS流在核心网分流时,所述主节点设备与所述辅节点设备交互所述第一映射关系和所述第二映射关系。
  9. 根据权利要求1至8中任一项所述的方法,其特征在于,所述终端设备获取需要在第一QoS流上发送的第一数据,包括:
    所述终端设备从应用层获取需要在所述第一QoS流上发送的所述第一数据。
  10. 一种数据传输方法,其特征在于,终端设备同时连接主节点设备和辅节点设备,所述方法包括:
    第一节点设备与第二节点设备交互第一映射关系和第二映射关系,所述第一映射关系反映所述第一服务质量QoS流与所述主节点设备对应的数据无线承载的对应关系,所述第二映射关系反映所述第一QoS流与所述辅节点设备对应的数据无线承载的对应关系,其中,所述第一节点设备为所述主节点设备且所述第二节点设备为所述辅节点设备,或者,所述第一节点设备为所述辅节点设备且所述第二节点设备为所述主节点设备;
    所述第一节点设备根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上接收第一数据。
  11. 根据权利要求10所述的方法,其特征在于,在所述第一节点设备与所述第二节点设备交互所述第一映射关系和所述第二映射关系之前,所述方法还包括:
    所述第一节点设备确定所述第一QoS流在核心网分流。
  12. 根据权利要求11所述的方法,其特征在于,所述第一节点设备确定所述第一QoS流在核心网分流,包括:
    所述第一节点设备从所述第一QoS流上接收第一指示信息,所述第一指示信息指示所述第一QoS流在核心网分流;
    所述第一节点设备根据所述第一指示信息,确定所述第一QoS流在核心网分流。
  13. 根据权利要求10至12中任一项所述的方法,其特征在于,在所述第一节点设备根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上接收所述第一数据之前,所述方法还包括:
    所述第一节点设备向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述第一映射关系和/或所述第二映射关系。
  14. 根据权利要求10至13中任一项所述的方法,其特征在于,当所述第一QoS流能够同时映射至所述主节点设备对应的数据无线承载和所述辅节点设备对应的数据无线承载时,所述主节点设备对应的数据无线承载与所述辅节点设备对应的数据无线承载具有相同的配置。
  15. 一种终端设备,其特征在于,所述终端设备同时连接主节点设备和辅节点设备,所述终端设备包括:
    处理单元,用于获取需要在第一服务质量QoS流上发送的第一数据;
    通信单元,用于根据第一映射关系和/或第二映射关系在所述第一QoS流上发送所述第一数据,其中,所述第一映射关系反映所述第一QoS流与所述主节点设备对应的数据无线承载的对应关系,所述第二映射关系反映所述第一QoS流与所述辅节点设备对应的 数据无线承载的对应关系。
  16. 根据权利要求15所述的终端设备,其特征在于,在所述通信单元根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上发送所述第一数据之前,所述处理单元还用于:
    根据在所述第一QoS流上接收的来自所述主节点设备的下行数据确定所述第一映射关系,和/或
    根据在所述第一QoS流上接收的来自所述辅节点设备的下行数据确定所述第二映射关系。
  17. 根据权利要求15所述的终端设备,其特征在于,在所述通信单元根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上发送所述第一数据之前,所述处理单元还用于:
    控制所述通信单元接收第一指示信息,所述第一指示信息用于指示所述第一映射关系和/或所述第二映射关系;
    根据所述第一指示信息,确定所述第一映射关系和/或所述第二映射关系。
  18. 根据权利要求16或17所述的终端设备,其特征在于,所述处理单元还用于:
    存储所述第一映射关系和/或所述第二映射关系。
  19. 根据权利要求18所述的终端设备,其特征在于,所述处理单元具体用于:
    若所述处理单元未存储所述第一映射关系和所述第二映射关系,在获取所述第一映射关系和/或所述第二映射关系之后,存储所述第一映射关系和/或所述第二映射关系;或者
    若所述处理单元未存储所述第一映射关系且存储了所述第二映射关系,在获取所述第一映射关系和所述第二映射关系之后,存储所述第一映射关系并且更新所述第二映射关系;或者
    若所述处理单元未存储所述第二映射关系且存储了所述第一映射关系,在获取所述第一映射关系和所述第二映射关系之后,存储所述第二映射关系并且更新所述第一映射关系;或者
    若所述处理单元已存储了所述第一映射关系和所述第二映射关系,在获取所述第一映射关系和所述第二映射关系之后,更新所述第一映射关系和所述第二映射关系;或者
    若所述处理单元已存储了所述第一映射关系,在获取所述第二映射关系之后,存储所述第二映射关系;或者
    若所述处理单元已存储了所述第一映射关系,在获取所述第一映射关系之后,更新所述第一映射关系;或者
    若所述处理单元已存储了所述第二映射关系,在获取所述第一映射关系之后,存储所述第一映射关系;或者
    若所述处理单元已存储了所述第二映射关系,在获取所述第二映射关系之后,更新所述第二映射关系。
  20. 根据权利要求18或19所述的终端设备,其特征在于,所述处理单元具体用于:
    在服务数据适应协议SDAP层存储所述第一映射关系和/或所述第二映射关系。
  21. 根据权利要求15至20中任一项所述的终端设备,其特征在于,当所述第一QoS流能够同时映射至所述主节点设备对应的数据无线承载和所述辅节点设备对应的数据无线承载时,所述主节点设备对应的数据无线承载与所述辅节点设备对应的数据无线承载具有相同的配置。
  22. 根据权利要求15至21中任一项所述的终端设备,其特征在于,当所述第一QoS流在核心网分流时,所述主节点设备与所述辅节点设备交互所述第一映射关系和所述第二映射关系。
  23. 根据权利要求15至22中任一项所述的终端设备,其特征在于,所述处理单元 具体用于:
    从应用层获取需要在所述第一QoS流上发送的所述第一数据。
  24. 一种网络设备,其特征在于,终端设备同时连接主节点设备和辅节点设备,所述网络设备包括:
    处理单元,用于与第二节点设备交互第一映射关系和第二映射关系,所述第一映射关系反映所述第一服务质量QoS流与所述主节点设备对应的数据无线承载的对应关系,所述第二映射关系反映所述第一QoS流与所述辅节点设备对应的数据无线承载的对应关系,其中,所述网络设备为所述主节点设备且所述第二节点设备为所述辅节点设备,或者,所述网络设备为所述辅节点设备且所述第二节点设备为所述主节点设备;
    通信单元,用于根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上接收第一数据。
  25. 根据权利要求24所述的网络设备,其特征在于,在所述处理单元与所述第二节点设备交互所述第一映射关系和所述第二映射关系之前,所述处理单元还用于:
    确定所述第一QoS流在核心网分流。
  26. 根据权利要求25所述的网络设备,其特征在于,所述处理单元具体用于:
    控制所述通信单元从所述第一QoS流上接收第一指示信息,所述第一指示信息指示所述第一QoS流在核心网分流;
    根据所述第一指示信息,确定所述第一QoS流在核心网分流。
  27. 根据权利要求24至26中任一项所述的网络设备,其特征在于,在所述通信单元根据所述第一映射关系和/或所述第二映射关系在所述第一QoS流上接收所述第一数据之前,所述通信单元还用于:
    向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述第一映射关系和/或所述第二映射关系。
  28. 根据权利要求24至27中任一项所述的网络设备,其特征在于,当所述第一QoS流能够同时映射至所述主节点设备对应的数据无线承载和所述辅节点设备对应的数据无线承载时,所述主节点设备对应的数据无线承载与所述辅节点设备对应的数据无线承载具有相同的配置。
  29. 一种终端设备,其特征在于,包括:处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求1至9中任一项所述的方法。
  30. 一种网络设备,其特征在于,包括:处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求10至14中任一项所述的方法。
  31. 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至9中任一项所述的方法。
  32. 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求10至14中任一项所述的方法。
  33. 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至9中任一项所述的方法。
  34. 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求10至14中任一项所述的方法。
  35. 一种计算机程序产品,其特征在于,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求1至9中任一项所述的方法。
  36. 一种计算机程序产品,其特征在于,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求10至14中任一项所述的方法。
  37. 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求1 至9中任一项所述的方法。
  38. 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求10至14中任一项所述的方法。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113518352A (zh) * 2020-04-09 2021-10-19 维沃移动通信有限公司 层二测量方法和网络侧设备

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115460711B (zh) * 2021-06-08 2024-04-26 中国移动通信集团重庆有限公司 业务流量分流方法、装置、电子设备和存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105917716A (zh) * 2014-01-30 2016-08-31 夏普株式会社 用于双连接操作的系统和方法
WO2018084795A1 (en) * 2016-11-04 2018-05-11 Telefonaktiebolaget Lm Ericsson (Publ) Reflective mapping of flows to radio bearers
WO2018127117A1 (zh) * 2017-01-05 2018-07-12 华为技术有限公司 信息传输的方法和装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105917716A (zh) * 2014-01-30 2016-08-31 夏普株式会社 用于双连接操作的系统和方法
WO2018084795A1 (en) * 2016-11-04 2018-05-11 Telefonaktiebolaget Lm Ericsson (Publ) Reflective mapping of flows to radio bearers
WO2018127117A1 (zh) * 2017-01-05 2018-07-12 华为技术有限公司 信息传输的方法和装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113518352A (zh) * 2020-04-09 2021-10-19 维沃移动通信有限公司 层二测量方法和网络侧设备
CN113518352B (zh) * 2020-04-09 2023-09-26 维沃移动通信有限公司 层二测量方法和网络侧设备

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