WO2020014983A1 - 会话管理方法、终端设备和网络设备 - Google Patents
会话管理方法、终端设备和网络设备 Download PDFInfo
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- WO2020014983A1 WO2020014983A1 PCT/CN2018/096526 CN2018096526W WO2020014983A1 WO 2020014983 A1 WO2020014983 A1 WO 2020014983A1 CN 2018096526 W CN2018096526 W CN 2018096526W WO 2020014983 A1 WO2020014983 A1 WO 2020014983A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
- H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
- H04W36/1443—Reselecting a network or an air interface over a different radio air interface technology between licensed networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
- H04W36/00222—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between different packet switched [PS] network technologies, e.g. transferring data sessions between LTE and WLAN or LTE and 5G
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0027—Control or signalling for completing the hand-off for data sessions of end-to-end connection for a plurality of data sessions of end-to-end connections, e.g. multi-call or multi-bearer end-to-end data connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
- H04W36/00698—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using different RATs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
- H04W76/16—Involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/22—Manipulation of transport tunnels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/08—Upper layer protocols
- H04W80/10—Upper layer protocols adapted for application session management, e.g. SIP [Session Initiation Protocol]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Definitions
- the embodiments of the present application relate to the field of communications, and more particularly, to a method for managing a session, a terminal device, and a network device.
- a Protocol Data Unit (PDU) session can use multiple access technologies (Multi-Access, MA) to transmit data. That is, the 3rd Generation Partnership Project (3GPP) (such as Long Term Evolution (LTE), New Radio (NR)), and non-3GPP (Non-3GPP) ( Wireless local area network (Wireless LAN (WLAN)) access technology.
- 3GPP 3rd Generation Partnership Project
- Non-3GPP Non-3GPP
- WLAN Wireless local area network
- 4G fourth-generation mobile communication technology
- 4G does not support the above-mentioned Multi-Access technology.
- the terminal device moves from a 4G network to a 5G network, the terminal device will not use it even if it supports the Multi-Access technology. Multi-Access technology, therefore, how to make terminal equipment move from 4G network to 5G network using Multi-Access technology is an urgent problem to be solved.
- the embodiments of the present application provide a session management method, terminal device, and network device. After the terminal device is moved from a 4G network to a 5G network, if the PDU session supports MA, a non-3GPP network can be established for data transmission. Therefore, the terminal The device can obtain a higher transmission rate and can save more charges, while the network device can use non-3GPP wireless resources more efficiently and increase the transmission rate.
- a session management method which includes:
- the terminal device sends first information to the first network device, where the first information is used to request establishment of a packet data network (Packet Data Network, PDN) connection;
- PDN Packet Data Network
- the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports MA after the terminal device moves from a 4G network to a 5G network, and when the MA is supported, the PDU session can simultaneously use a 3GPP network And non-3GPP networks.
- a terminal device can obtain a higher transmission rate and can save more charges, while a network device can use non-3GPP wireless resources more efficiently and increase the transmission rate.
- a session management method includes:
- the first network device In response to the first information, the first network device sends second information to the terminal device, where the second information is used to instruct acceptance of the PDN connection establishment initiated by the terminal device, and the second information Including first indication information, the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports the MA after the terminal device moves from the 4G network to the 5G network, and when the MA is supported, the PDU A session can use both 3GPP networks and non-3GPP networks to transmit data.
- a session management method includes:
- the session establishment response including first indication information, where the first indication information is used to indicate that a terminal device is moved after being moved from a 4G network to a 5G network
- the PDU session can use a 3GPP network and a non-3GPP network to transmit data at the same time.
- a session management method is provided.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method includes:
- the terminal device Receiving, by the terminal device, first indication information sent by a first network device, where the first indication information is used to indicate whether a PDU session corresponding to the PDN connection supports MA, and when the MA is supported, the PDU sessions can be simultaneously Data is transmitted using 3GPP networks and non-3GPP networks.
- a session management method is provided.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method includes:
- the first network device sends first instruction information to the terminal device, where the first instruction information is used to indicate whether a PDU session corresponding to the PDN connection supports MA, and when the MA is supported, the PDU sessions can be used simultaneously 3GPP networks and non-3GPP networks transmit data.
- a session management method is provided.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method includes:
- the update context response includes first indication information, and the first indication information is used to indicate that the PDN connection corresponds to Whether the PDU session supports MA.
- the PDU session can use a 3GPP network and a non-3GPP network to transmit data at the same time.
- a terminal device for executing the method in the first aspect or the implementation manners 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 is provided, which is configured to execute the method in the foregoing second aspect or each implementation manner thereof.
- the network device includes a function module for executing the method in the second aspect or the implementations thereof.
- a network device for executing the method in the third aspect or the implementation manners thereof.
- the network device includes a functional module for executing the method in the third aspect or the implementations 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 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, and execute the method in the third aspect or the implementations thereof.
- a chip is provided for implementing any one of the foregoing first to sixth aspects or a method in each implementation manner thereof.
- the chip includes a processor for invoking and running a computer program from the memory, so that the device installed with the chip executes any one of the first to sixth aspects described above or implementations thereof. method.
- a computer-readable storage medium for storing a computer program that causes a computer to execute the method in any one of the first to sixth 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 sixth aspects described above or in its implementations.
- a computer program that, when run on a computer, causes the computer to execute any one of the first to sixth aspects described above or a method in each of its implementations.
- the terminal device is informed whether the PDU session corresponding to the PDN connection established during the 4G network supports MA. Therefore, after the terminal device moves from the 4G network to the 5G network, if the PDU session supports MA, a non-3GPP can be established.
- the network is used to transmit data.
- terminal devices can obtain higher transmission rates and can save more fees, while network devices can use non-3GPP wireless resources more efficiently and increase transmission rates.
- FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
- FIG. 2 is a schematic flowchart of a session management method according to an embodiment of the present application.
- FIG. 3 is a schematic flowchart of another session management method according to an embodiment of the present application.
- FIG. 4 is a schematic flowchart of another session management method according to an embodiment of the present application.
- FIG. 5 is a schematic flowchart of session management according to an embodiment of the present application.
- FIG. 6 is a schematic flowchart of another session management method according to an embodiment of the present application.
- FIG. 7 is a schematic flowchart of another session management method according to an embodiment of the present application.
- FIG. 8 is a schematic flowchart of still another session management method according to an embodiment of the present application.
- FIG. 9 is another schematic flowchart of session management according to an embodiment of the present application.
- FIG. 10 is a schematic block diagram of a terminal device according to an embodiment of the present application.
- FIG. 11 is a schematic block diagram of a network device according to an embodiment of the present application.
- FIG. 12 is a schematic block diagram of another network device according to an embodiment of the present application.
- FIG. 13 is a schematic block diagram of another terminal device according to an embodiment of the present application.
- FIG. 14 is a schematic block diagram of another network device according to an embodiment of the present application.
- FIG. 15 is a schematic block diagram of still another network device according to an embodiment of the present application.
- FIG. 16 is a schematic block diagram of a communication device according to an embodiment of the present application.
- FIG. 17 is a schematic block diagram of a chip according to an embodiment of the present application.
- FIG. 18 is a schematic block diagram of a communication system according to an embodiment of the present application.
- GSM Global System for Mobile
- CDMA Code Division Multiple Access
- Wideband Code Division Multiple Access Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- FIG. 1 shows a wireless communication system 100 applied in an embodiment of the present application.
- the wireless communication system 100 may include an access network device 110.
- the access network device 110 may be a device that communicates with a terminal device.
- the access network device 110 can provide communication coverage for a specific geographic area, and can communicate with terminal devices (such as UEs) located within the coverage area.
- the access network device 110 may be a Next Generation Radio Access Network (NGRAN), or a base station (gNB) in an NR system, or a cloud radio access network (Cloud Radio).
- NGRAN Next Generation Radio Access Network
- gNB base station
- Cloud Radio cloud radio access network
- Access controller (CRAN) or access network device 110 may be a mobile switching center, relay station, access point, vehicle equipment, wearable device, hub, switch, bridge, router, 5G network Side equipment or network equipment in a public land mobile network (PLMN) that will evolve in the future.
- the access network device 110 may also be a base station in an LTE system, for example, an evolved universal road radio access network (Evolved Universal Terrestrial Radio Access Network, E-UTRAN) device.
- E-UTRAN evolved universal road radio access network
- the wireless communication system 100 further includes at least one terminal device 120 located within the coverage area of the access network device 110.
- the terminal device 120 may be mobile or fixed.
- the "terminal equipment" used herein includes, but is not limited to, connection via a wired line, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), and digital cable , A direct cable connection; and / or another data connection / network; and / or via a wireless interface, such as for cellular networks, Wireless Local Area Networks (WLANs), digital television networks such as DVB-H networks, satellites A network, an AM-FM broadcast transmitter; and / or another terminal device configured to receive / transmit communication signals; and / or an Internet of Things (IoT) device.
- PSTN Public Switched Telephone Networks
- DSL Digital Subscriber Line
- WLAN Wireless Local Area Networks
- DVB-H Digital Video Broadband
- satellites A network, an 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 (User Equipment), 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 (PDA), and wireless communication.
- the wireless communication system 100 further includes a core network device 130 that communicates with an access network device.
- the core network device 130 may be a 5G core network device, for example, an Access and Mobility Management Function (AMF), and for example, a Session Management Function (SMF).
- the core network device 130 may also be an Evolved Packet Core (EPC) device of an LTE network.
- EPC Evolved Packet Core
- the core network device 130 may also be some co-located network elements, for example, a session management function + core network side data gateway (Session Management Function + Core Packet Gateway (SMF + PGW-C) device.
- SMF + PGW-C Session Management Function + Core Packet Gateway
- the SMF + PGW-C can simultaneously realize the functions that the SMF and the PGW-C can achieve.
- terminal devices may perform terminal direct connection (Device to Device, D2D) communication.
- D2D Terminal Direct connection
- the 5G system or the 5G network may also be referred to as a new air interface (New Radio, NR) system or an NR network.
- NR New Radio
- FIG. 1 exemplarily shows one access network device, one core network device, and two terminal devices.
- the wireless communication system 100 may include multiple access network devices and the coverage of each access network device
- the scope may include other numbers of terminal devices, which are not limited in the embodiments of the present application.
- the wireless communication system 100 may further include a mobile management entity (MME), a unified data management (UDM), an authentication server function (AUSF), and a user plane function (User Plane Function (UPF), Signaling Gateway (SGW), and other network entities, which are not limited in this embodiment of the present application.
- MME mobile management entity
- UDM unified data management
- AUSF authentication server function
- UPF user plane function
- SGW Signaling Gateway
- FIG. 2 is a schematic flowchart of a session management method 200 according to an embodiment of the present application.
- the method 200 includes:
- the terminal device sends first information to the first network device, where the first information is used to request establishment of a PDN connection.
- the first network device may be a mobility management entity (Mobility Management entity, MME).
- MME Mobility Management entity
- the terminal device is connected to a 4G network.
- the first information may be a PDN Connection Establishment Request (PDN Connection Establishment Request).
- PDN Connection Establishment Request PDN Connection Establishment Request
- the first information carries at least a protocol configuration option (Protocol Configuration Option, PCO), and the PCO includes a session identifier (Session Identifier, Session ID).
- PCO Protocol Configuration Option
- Session ID Session ID
- Session ID is an ID pre-allocated by the terminal device for the PDU Session corresponding to the PDN connection.
- the PDU session corresponding to the above PDN connection can be understood as: when the terminal device moves from the 4G network to the 5G network, the PDN connection established by the terminal device when the 4G network needs to be converted into a PDU session, and the PDN connection and PDU sessions have the same Internet Protocol (IP) address.
- IP Internet Protocol
- the terminal device receives second information sent by the first network device, where the second information is used to indicate acceptance of the PDN connection establishment request initiated by the terminal device.
- the second information includes first indication information, and the first indication.
- the information is used to indicate whether the PDU session corresponding to the PDN connection supports the MA after the terminal device is moved from the 4G network to the 5G network, and when the MA is supported, the PDU session can simultaneously use a 3GPP network and a non-3GPP network to transmit data.
- the movement of the terminal device from the 4G network to the 5G network can also be understood as the handover of the terminal device from the 4G network to the 5G network, or the terminal device moves from the coverage of the 4G network to the coverage of the 5G network. .
- the second information may be PDN Connection Establishment Acceptance (PDN Connection Establishment Acceptance).
- PDN Connection Establishment Acceptance PDN Connection Establishment Acceptance
- the second information includes at least a PCO, and the PCO carries the first indication information.
- the first indication information may indicate whether the PDU session supports MA through 1 bit. For example, when the value of this bit is 0, the first indication information may indicate that the PDU session does not support MA; when the value of this bit is 1, the first indication information may indicate that the PDU session supports MA.
- the 3GPP network may be an LTE network, an NR network, an evolved long term evolution (evolved long term evolution, eLTE) network, or the like.
- the non-3GPP network may be a WLAN network.
- a terminal device can obtain a higher transmission rate and can save more charges, while a network device can use non-3GPP wireless resources more efficiently and increase the transmission rate.
- the terminal devices may be divided into two types, of which: the first type of terminal devices are pre-configured to have the ability to support MA PDU sessions, for example, pre-configured in SMF + PGW-C, That is, SMF + PGW-C can directly determine that this type of terminal equipment has the ability to support MA PDU sessions; the second type of terminal equipment is not preconfigured and has the ability to support MA PDU sessions, that is, the second type of terminal equipment may support MA The capability of the PDU session may not support the capability of the MA PDU session. In other words, the second type of terminal device may determine whether to support the capability of the MA PDU session according to its actual situation.
- the terminal device may be a first-type terminal device, that is, the second network device may be a default terminal device having the ability to support MA PDU sessions.
- the second device The network device may determine whether the PDU session supports MA. Further, the second network device may send the second information including the first indication information to the terminal device through the first network device, so as to facilitate the movement of the terminal device from the 4G network to After the 5G network, it is determined whether to initiate the establishment of a MA PDU session through the non-3GPP network according to the first instruction information.
- the second network device may be SMF + PGW-C.
- the terminal device may be a second-type terminal device. After the terminal device determines that it has the capability to support a MA PDU session, the terminal device sends a first network device including the first The first information of the two indication information, the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session, and then the first network device may send the second indication information to the second network device, After the terminal device has the capability to support a MA PDU session, the second network device may determine whether the PDU session supports MA. Further, the second network device may send the terminal device through the first network device including the first indication information. The second information is used to determine whether to initiate the establishment of a MA PDU session through the non-3GPP network according to the first instruction information after the terminal device moves from the 4G network to the 5G network.
- the second network device may be SMF + PGW-C, and the second indication information may be carried in the above-mentioned PCO including the Session ID.
- the terminal device determines whether to initiate the establishment of a MA PDU session through the non-3GPP network according to whether the PDU session supports MA.
- the terminal device determines to initiate establishment of a MA PDU session through the non-3GPP network. For example, the terminal device may determine to initiate the establishment of a MA PDU session through the WLAN network.
- the terminal device determines not to initiate establishment of a MA PDU session through the non-3GPP network.
- the terminal device is informed whether the PDU session corresponding to the PDN connection established in the 4G network supports MA. Therefore, after the terminal device moves from the 4G network to the 5G network, if the PDU session supports MA, Then a non-3GPP network can be established for data transmission, so that the terminal device can obtain a higher transmission rate and save more charges, and the network device can use non-3GPP wireless resources more efficiently and increase the transmission rate.
- FIG. 3 is a schematic flowchart of a session management method 300 according to an embodiment of the present application.
- the method 300 includes:
- the first network device receives first information sent by the terminal device, where the first information is used to request establishment of a PDN connection.
- the first network device is an MME.
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the first information carries at least a PCO, and the PCO includes a Session ID.
- the second indication information may be carried in a PCO.
- the first network device sends second information to the terminal device, where the second information is used to instruct acceptance of the PDN connection establishment initiated by the terminal device, and the second information includes the first instruction information
- the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports MA after the terminal device is moved from the 4G network to the 5G network.
- the PDU session can use both a 3GPP network and a non-3GPP. Data is transmitted over the network.
- the method 300 further includes:
- the first network device sends a session establishment request (Create Session Request) to the second network device;
- the first network device receives a session establishment response (Create Session Response) sent by the second network device, and the session establishment response includes the first indication information.
- a session establishment response Create Session Response
- the second network device may be SMF + PGW-C, and the second network device may implement both the functions of SMF and PGW-C.
- the session establishment request carries at least the terminal equipment identifier and the PCO carried in the first information.
- the terminal device may be a first-type terminal device, that is, the default terminal device of the second network device has the ability to support a MA PDU session.
- the second network device may determine whether the PDU session can use the MA feature according to the access point name (APN) and the local configuration (for example, the local configuration may be service configuration information). If the PDU session can use the MA feature, It is determined that the PDU session can support MA; if the PDU session cannot use the MA feature, it is determined that the PDU session cannot support MA; further, the second network device can use the first included in the session establishment response Indication information to indicate whether the PDU session supports MA.
- APN access point name
- the local configuration for example, the local configuration may be service configuration information
- the session establishment response includes at least a PCO, and the PCO carries the first indication information.
- the method 300 further includes:
- the first network device receives a session establishment response sent by the second network device, and the session establishment response includes the first indication information.
- the second network device may also be SMF + PGW-C.
- the session establishment request carries at least the terminal equipment identifier and the PCO carried in the first information, and the PCO includes the second indication information.
- the terminal device may be a second type of terminal device.
- the first network device indicates in the session establishment request that the terminal device has the capability to support MAPDU sessions.
- the second network device may determine whether the PDU session can use the MA feature according to the APN and the local configuration (for example, the local configuration may be service configuration information). If the PDU session can use the MA feature, determine that the PDU session can support MA. ; If the PDU session cannot use the MA feature, it is determined that the PDU session cannot support MA, further, the second network device may indicate whether the PDU session is through the first indication information included in the session establishment response Support MA.
- the session establishment response includes at least a PCO, and the PCO carries the first indication information.
- the above-mentioned APN may be reported by the terminal device, or may be the default APN selected by the first network device to sign the terminal device.
- the first network device may select a co-located network element (SMF + PGW-C) as the second network device for the terminal device according to the APN.
- SMSF + PGW-C co-located network element
- the first network device can inform the terminal device whether the PDU session corresponding to the PDN connection established during the 4G network supports MA. Therefore, after the terminal device moves from the 4G network to the 5G network, if the PDU session If MA is supported, a non-3GPP network can be established for data transmission. As a result, terminal devices can obtain higher transmission rates and save more fees, while network devices can use non-3GPP wireless resources more efficiently and improve Transmission rate.
- FIG. 4 is a schematic flowchart of a session management method 400 according to an embodiment of the present application.
- the method 400 includes:
- the second network device receives a session establishment request sent by the first network device.
- the second network device may be SMF + PGW-C
- the first network device may be an MME
- the session establishment request carries at least a terminal device identifier, an APN, and a PCO.
- the second network device may determine whether the PDU session can use the MA feature according to the APN and the local configuration (for example, the local configuration may be service configuration information). If the PDU session can use the MA feature, determine that the PDU session can MA is supported; if the MA feature is not available for the PDU session, it is determined that the PDU session cannot support MA.
- the local configuration for example, the local configuration may be service configuration information.
- the second network device sends a session establishment response to the first network device.
- the session establishment response includes first indication information, and the first indication information is used to indicate that the terminal device is moved after the terminal device moves from the 4G network to the 5G network.
- the PDU session corresponding to the PDN connection established in the 4G network supports MA, and when the MA is supported, the PDU session can use 3GPP network and non-3GPP network to transmit data at the same time.
- the session establishment response includes at least a PCO, and the PCO carries the first indication information.
- the session establishment request includes second indication information, and the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the second indication information may be carried in a PCO in the session establishment request.
- the second network device may determine whether the PDU session corresponding to the PDN connection established when the terminal device is in a 4G network supports MA, and notify the terminal device through the first network device. After the network is moved to a 5G network, if the PDU session supports MA, a non-3GPP network can be established for data transmission. As a result, terminal devices can obtain higher transmission rates and can save more fees, while network devices can be more cost-effective. Efficient use of non-3GPP wireless resources to improve transmission rates.
- the method 500 includes:
- the UE sends a PDN connection establishment request to the MME in the 4G network.
- the PDN connection establishment request carries APN and PCO.
- the PCO also includes indication information A, which is used to indicate that the terminal device has the ability to support Multi-Access PDU sessions. .
- PDN connection establishment request is used to request establishment of a PDN connection.
- the session identifier is an ID pre-assigned by the terminal device for a corresponding PDU session after the PDN connection is transferred to the 5G network.
- the MME sends a session establishment request to the SMF + PGW-C.
- the session establishment request carries the UE identity, the APN and the PCO received in S510.
- the MME knows that the UE supports both 4G and 5G networks, and selects a combined SMF + PGW-C for the UE according to the APN. If the PDN connection establishment request in S510 does not carry APN, the MME chooses the UE to sign Default APN.
- SMF + PGW-C can implement both the functions of SMF and PGW-C.
- the SMF + PGW-C determines whether the PDU session corresponding to the PDN connection supports Multi-Access, and feeds back a session establishment response to the MME.
- the SMF + PGW-C can determine whether the PDU session corresponding to the PDN connection can use the Multi-Access feature after the UE moves from the 4G network to the 5G network according to the APN, the indication information A, and the local configuration. If the PDU session can use the The Multi-Access feature determines that the PDU session can support Multi-Access; if the PDU session cannot use the Multi-Access feature, then determines that the PDU session cannot support Multi-Access.
- the SMF + PGW-C may carry a PCO in the session establishment response, and the PCO carries indication information B, which is used to indicate whether the PDU session supports Multi-Access.
- the indication information B may indicate whether the PDU session supports Multi-Access through 1 bit. For example, when the value of this bit is 0, the indication information B may indicate that the PDU session does not support Multi-Access; when the value of this bit is 1, the indication information B may indicate that the PDU session supports Multi-Access. .
- the MME returns a PDN connection establishment acceptance to the UE.
- the PDN connection establishment acceptance includes a PCO determined by SMF + PGW-C, and the PCO is the PCO carried in the session establishment response in S530.
- the UE determines whether the PDU session supports Multi-Access according to the second instruction information.
- the UE determines to initiate establishment of a MA PDU session through a non-3GPP network.
- FIG. 6 is a schematic flowchart of a session management method 600 according to an embodiment of the present application.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method 600 includes:
- the terminal device receives first indication information sent by the first network device, where the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports MA. Where the MA is supported, the PDU session can use 3GPP at the same time Network and non-3GPP networks transmit data.
- the first network device may be an AMF.
- step S610 may occur during a PDU session modification phase.
- the terminal device sends first information to the first network device, where the first information is used to request modification of the PDU session;
- the terminal device Receiving, by the terminal device, the second information sent by the first network device, where the second information is used to indicate acceptance of a request for modifying the PDU session initiated by the terminal device, and the second information includes the First indication information.
- PDU Session Modification PDU Session Modification
- the terminal devices may be divided into two types, of which: the first type of terminal devices are pre-configured to have the ability to support MA PDU sessions, for example, pre-configured in SMF + PGW-C, That is, SMF + PGW-C can directly determine that this type of terminal equipment has the ability to support MA PDU sessions; the second type of terminal equipment is not preconfigured and has the ability to support MA PDU sessions, that is, the second type of terminal equipment may support MA The capability of the PDU session may not support the capability of the MA PDU session. In other words, the second type of terminal device may determine whether to support the capability of the MA PDU session according to its actual situation.
- the terminal device may be a first-type terminal device, that is, the second network device may be a terminal device with a capability of supporting MA PDU sessions by default. At this time, the second network device may determine the PDU session. Whether MA is supported. Further, after the terminal device sends the first information to the first network device, and after the first network device sends a session establishment request to the second network device, the second network device can pass the The first network device sends second information including the first indication information to the terminal device, so that the terminal device determines whether to initiate the establishment of a MA PDU session through the non-3GPP network according to the first indication information.
- the terminal device may be a second-type terminal device. After the terminal device determines that the terminal device has a capability to support a MA PDU session, the terminal device sends a first network device including the first indication information to the first network device. Information, the second instruction information is used to indicate that the terminal device has the ability to support MA PDU sessions. Then, the first network device may send the second instruction information to the second network device. After the capability of the PDU session, the second network device may determine whether the PDU session supports MA. Further, the second network device may send the second information including the first indication information to the terminal device through the first network device, so as to facilitate The terminal device determines whether to initiate establishment of a MA PDU session through the non-3GPP network according to the first instruction information.
- the first network device may also be a PCF.
- step S610 may specifically be:
- the terminal device receives third information sent by the first network device, where the third information is used to instruct an access technology switching steering (ATSSS) strategy, and the third information includes the first information Instructions.
- ATSSS access technology switching steering
- the third information may be a Non-Access Stratum (NAS) message.
- NAS Non-Access Stratum
- the terminal device determines whether to initiate the establishment of a MA PDU session through the non-3GPP network according to whether the PDU session supports MA.
- the terminal device determines to initiate establishment of a MA PDU session through the non-3GPP network. For example, the terminal device may determine to initiate the establishment of a MA PDU session through the WLAN network.
- the terminal device determines not to initiate establishment of a MA PDU session through the non-3GPP network.
- the terminal device is informed whether the PDU session corresponding to the PDN connection established in the 4G network supports MA. Therefore, after the terminal device moves from the 4G network to the 5G network, if the PDU session supports MA, Then a non-3GPP network can be established for data transmission, so that the terminal device can obtain a higher transmission rate and save more charges, and the network device can use non-3GPP wireless resources more efficiently and increase the transmission rate.
- FIG. 7 is a schematic flowchart of a session management method 700 according to an embodiment of the present application.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method 700 includes:
- the first network device sends first instruction information to the terminal device, where the first instruction information is used to indicate whether the PDU session corresponding to the PDN connection supports MA.
- the PDU session can simultaneously use the 3GPP network. And non-3GPP networks.
- the first network device is an AMF.
- the method 700 further includes:
- the first network device sending the first instruction information to the terminal device includes:
- the first network device sends second information to the terminal device, where the second information is used to indicate acceptance of a request for modifying the PDU session initiated by the terminal device, and the second information includes the first indication information.
- the first information may include a session identifier (Session ID).
- Session ID a session identifier
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the method 700 further includes:
- the first network device sends an update context request for the terminal device to the second network device;
- the first network device receives an update context response for the terminal device sent by the second network device, where the update context response includes the first indication information.
- the second network device is SMF + PGW-C.
- the update context request includes at least a UE ID and a Session ID.
- the method 700 further includes:
- the first network device sends an update context request for the terminal device to the second network device, where the update context request includes the second indication information;
- the first network device receives an update context response for the terminal device sent by the second network device, where the update context response includes the first indication information.
- the first network device is a PCF.
- the sending, by the first network device, the first instruction information to the terminal device includes:
- the first network device sends third information to the terminal device, where the third information is used to indicate an ATSSS policy, and the third information includes the first indication information.
- the terminal device after the terminal device is moved from the 4G network to the 5G network, the terminal device is informed whether the PDU session corresponding to the PDN connection established when the 4G network is established supports MA. Therefore, if the PDU session supports MA, then A non-3GPP network can be established for data transmission. As a result, terminal devices can obtain higher transmission rates and can save more fees, while network devices can use non-3GPP wireless resources more efficiently and increase transmission rates.
- FIG. 8 is a schematic flowchart of a session management method 800 according to an embodiment of the present application.
- a terminal device establishes a PDN connection on a 4G network. After the terminal device moves from a 4G network to a 5G network, the method 800 includes:
- the second network device receives an update context request for the terminal device sent by the first network device.
- the first network device is AMF
- the second network device is SMF + PGW-C.
- the second network device sends an update context response for the terminal device to the first network device, where the update context response includes first indication information, where the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports MA, in which, when MA is supported, the PDU session can use 3GPP network and non-3GPP network to transmit data at the same time.
- the update context request includes second indication information, where the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session;
- the sending, by the second network device, an update context response for the terminal device to the first network device includes:
- the second network device After receiving the second indication information, the second network device determines whether the PDU session supports MA, and sends the update context response to the first network device.
- the second network device can determine whether the PDU session corresponding to the PDN connection established during the 4G network of the terminal device supports MA, and notify the terminal device through the first network device, thereby determining the PDU at the terminal device.
- a non-3GPP network can be established for data transmission.
- terminal devices can obtain higher transmission rates and can save more fees, and network devices can use non-3GPP wireless resources more efficiently. To increase the transmission rate.
- the method 900 includes:
- the UE establishes a PDN connection on the 4G network.
- the UE After the UE moves from the 4G network to the 5G network, the UE sends uplink (Uplink, UL) N1 information (Message) to the AMF.
- uplink Uplink, UL
- N1 information Message
- N1 is the interface between the UE and the AMF.
- the UE has the ability to support MA PDU sessions, it needs to initiate PDU Session Modification for each PDU Session that is transferred to the 5G network.
- each PDN connection established by the UE on the 4G network is transferred to a PDU Session.
- the UL N1Message includes a Session ID, a PDU Session Modification Request.
- the PDU Session Modification Request also includes indication information 1 which is used to indicate that the UE has the ability to support MA PDU sessions.
- the AMF sends an update context request for the UE to the SMF + PGW-C.
- the update context request includes at least a UE ID, a Session ID, and a PDU session modification request including the foregoing indication information 1.
- the AMF may also implement step S930 by calling an Update UE Context Request (Nsmf_UpdateUEContext Request) service.
- Nsmf_UpdateUEContext Request Nsmf_UpdateUEContext Request
- Nsmf is the interface between AMF and SMF + PGW-C.
- the SMF + PGW-C sends an update context response for the UE to the AMF.
- the update context response includes at least a UE ID, a Session ID, and a PDU Session Modification Accept.
- the PDU session modification acceptance includes indication information 2.
- the indication information 2 is used to indicate whether the PDU session supports Multi. -Access.
- the indication information 2 may indicate whether the PDU session supports Multi-Access through 1 bit. For example, when the value of this bit is 0, the indication information 2 may indicate that the PDU session does not support Multi-Access; when the value of this bit is 1, the indication information 2 may indicate that the PDU session supports Multi-Access. .
- the SMF + PGW-C learns that the UE has the ability to support MA PDU sessions according to the indication information 1, and then determines whether the PDU session supports Multi-Access according to the local configuration, and places the result in the PDU Session Modification Accept.
- SMF + PGW-C may also implement the above step S940 by invoking the Update UE Context Response (Nsmf_UpdateUEContextResponse) service.
- Nsmf_UpdateUEContextResponse Update UE Context Response
- the AMF sends a downlink (Downlink, DL) N1Message to the UE.
- the DL N1Message includes at least Session ID, PDU Session Modification and Accept.
- the PDU Session Modification Accept contains the indication information 2 again.
- S960 The UE determines whether the PDU session supports Multi-Access according to the second instruction information.
- the UE determines to initiate establishment of a MA PDU session through a non-3GPP network.
- FIG. 10 is a schematic block diagram of a terminal device 1000 according to an embodiment of the present application. As shown in FIG. 10, the terminal device 1000 includes:
- a communication unit 1010 configured to send first information to a first network device, where the first information is used to request establishment of a PDN connection;
- the communication unit 1010 is further configured to receive second information sent by the first network device, where the second information is used to indicate acceptance of the PDN connection establishment request initiated by the terminal device, and the second information includes a first An indication information, the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports MA after the terminal device moves from a 4G network to a 5G network, and when the MA is supported, the PDU session can Use 3GPP network and non-3GPP network to transmit data at the same time.
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the terminal device 1000 further includes:
- the processing unit 1020 is configured to determine whether to initiate the establishment of a MA PDU session through the non-3GPP network according to whether the PDU session supports MA after the terminal device moves from a 4G network to a 5G network.
- processing unit 1020 is specifically configured to:
- the PDU session does not support MA, it is determined not to initiate establishment of a MA PDU session through the non-3GPP network.
- each module in the terminal device 1000 is respectively to implement the corresponding process of the terminal device in the method 200 in FIG. .
- FIG. 11 is a schematic block diagram of a network device 1100 according to an embodiment of the present application. As shown in FIG. 11, the network device 1100 includes:
- a communication unit 1110 configured to receive first information sent by a terminal device, where the first information is used to request establishment of a packet data network PDN connection;
- the communication unit 1110 is further configured to send second information to the terminal device, where the second information is used to instruct acceptance of the PDN connection establishment initiated by the terminal device, and the first
- the two pieces of information include first indication information, and the first indication information is used to indicate whether the PDU session corresponding to the PDN connection supports the MA after the terminal device moves from the 4G network to the 5G network.
- the PDU session can use 3GPP network and non-3GPP network to transmit data at the same time.
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the communication unit 1110 before the communication unit 1110 sends the second information to the terminal device, the communication unit 1110 is further configured to:
- the communication unit 1110 before the communication unit 1110 sends the second information to the terminal device, the communication unit 1110 is further configured to:
- each module in the network device 1100 is respectively to implement the corresponding process of the network device in the method 300 in FIG. .
- FIG. 12 is a schematic block diagram of a network device 1200 according to an embodiment of the present application. As shown in FIG. 12, the network device 1200 includes:
- a communication unit 1210 configured to receive a session establishment request sent by a first network device
- the communication unit 1210 is further configured to send a session establishment response to the first network device, where the session establishment response includes first indication information, and the first indication information is used to instruct the terminal device to move from the 4G network to the 5G network.
- the PDU session corresponding to the PDN connection established by the terminal device in the 4G network later supports MA, and when the MA is supported, the PDU session can simultaneously use the 3GPP network and the non-3GPP network to transmit data.
- the session establishment request includes second indication information, where the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session;
- the network device 1200 further includes:
- a processing unit 1220 configured to determine whether the PDU session supports MA after the communication unit 1210 receives the second instruction information, and control the communication unit 1210 to send the session establishment to the first network device response.
- each module in the network device 1200 is respectively to implement the corresponding process of the network device in the method 400 in FIG. .
- FIG. 13 is a schematic block diagram of a terminal device 1300 according to an embodiment of the present application. As shown in FIG. 13, the terminal device 1300 establishes a PDN connection on a 4G network. After the terminal device 1300 moves from a 4G network to a 5G network, the terminal device 1300 includes:
- the communication unit 1310 is configured to receive first indication information sent by a first network device, where the first indication information is used to indicate whether a PDU session corresponding to the PDN connection supports MA, and when the MA is supported, the PDU session Ability to transmit data using both 3GPP and non-3GPP networks.
- the communication unit 1310 before the communication unit 1310 receives the first instruction information sent by the first network device, the communication unit 1310 is further configured to send the first information to the first network device, and the first A message for requesting modification of the PDU session;
- the communication unit 1310 is specifically configured to:
- the second information is used to indicate acceptance of a request for modifying the PDU session initiated by the terminal device, and the second information includes the first indication information .
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the communication unit 1310 is specifically configured to:
- the terminal device 1300 further includes:
- the processing unit 1320 is configured to determine whether to initiate establishment of a MA PDU session through the non-3GPP network according to whether the PDU session supports MA.
- processing unit 1320 is specifically configured to:
- the PDU session does not support MA, it is determined not to initiate establishment of a MA PDU session through the non-3GPP network.
- each module in the terminal device 1300 is respectively to implement the corresponding process of the terminal device in the method 600 in FIG. 6, and for the sake of brevity, they are not repeated here. .
- FIG. 14 is a schematic block diagram of a network device 1400 according to an embodiment of the present application.
- the network device 1400 serves terminal devices, and the terminal device establishes a PDN connection on a 4G network.
- the network device 1400 includes:
- the communication unit 1410 is configured to send first indication information to the terminal device, where the first indication information is used to indicate whether a PDU session corresponding to the PDN connection supports MA, and when the MA is supported, the PDU session can Use 3GPP network and non-3GPP network to transmit data at the same time.
- the communication unit 1410 before the communication unit 1410 sends the first instruction information to the terminal device, the communication unit 1410 is further configured to receive the first information sent by the terminal device, where the first information is used for Request to modify the PDU session;
- the communication unit 1410 is specifically configured to:
- the first information includes second indication information
- the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session.
- the communication unit 1410 before the communication unit 1410 sends the second information to the terminal device, the communication unit 1410 is further configured to:
- the communication unit 1410 before the communication unit 1410 sends the second information to the terminal device, the communication unit 1410 is further configured to:
- the communication unit 1410 is specifically configured to:
- the terminal device Sending third information to the terminal device, where the third information is used to indicate an ATSSS policy, and the third information includes the first indication information.
- each module in the network device 1400 is respectively to implement the corresponding process of the network device in the method 700 in FIG. .
- FIG. 15 is a schematic block diagram of a network device 1500 according to an embodiment of the present application.
- the network device 1500 serves terminal devices, and the terminal device establishes a PDN connection on a 4G network.
- the network device 1500 includes:
- a communication unit 1510 configured to receive an update context request for the terminal device sent by the first network device
- the communication unit 1510 is further configured to send an update context response for the terminal device to the first network device, where the update context response includes first indication information, and the first indication information is used to indicate the PDN connection.
- the corresponding PDU session supports MA.
- the PDU session can use a 3GPP network and a non-3GPP network to transmit data at the same time.
- the update context request includes second indication information, where the second indication information is used to indicate that the terminal device has a capability of supporting a MA PDU session;
- the network device 1500 further includes:
- a processing unit 1520 is configured to determine whether the PDU session supports MA after the communication unit 1510 receives the second instruction information, and control the communication unit 1510 to send the update context to the first network device. response.
- each module in the network device 1500 is respectively to implement the corresponding process of the network device in the method 800 in FIG. .
- FIG. 16 is a schematic structural diagram of a communication device 1600 according to an embodiment of the present application.
- the communication device 1600 shown in FIG. 16 includes a processor 1610, and the processor 1610 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
- the communication device 1600 may further include a memory 1620.
- the processor 1610 may call and run a computer program from the memory 1620 to implement the method in the embodiment of the present application.
- the memory 1620 may be a separate device independent of the processor 1610, or may be integrated in the processor 1610.
- the communication device 1600 may further include a transceiver 1630, and the processor 1610 may control the transceiver 1630 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other information. Information or data sent by the device.
- the transceiver 1630 may include a transmitter and a receiver.
- the transceiver 1630 may further include antennas, and the number of antennas may be one or more.
- the communication device 1600 may specifically be a network device according to an embodiment of the present application, and the communication device 1600 may implement a corresponding process implemented by a network device in each method in the embodiments of the present application. For brevity, details are not described herein again. .
- the communication device 1600 may specifically be a mobile terminal / terminal device in the embodiment of the present application, and the communication device 1600 may implement a corresponding process implemented by the mobile terminal / terminal device in each method in the embodiments of the present application, for simplicity , Will not repeat them here.
- FIG. 17 is a schematic structural diagram of a chip according to an embodiment of the present application.
- the chip 1700 shown in FIG. 17 includes a processor 1710, and the processor 1710 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
- the chip 1700 may further include a memory 1720.
- the processor 1710 may call and run a computer program from the memory 1720 to implement the method in the embodiment of the present application.
- the memory 1720 may be a separate device independent of the processor 1710, or may be integrated in the processor 1710.
- the chip 1700 may further include an input interface 1730.
- the processor 1710 can control the input interface 1730 to communicate with other devices or chips. Specifically, the processor 1710 can obtain information or data sent by other devices or chips.
- the chip 1700 may further include an output interface 1740.
- the processor 1710 can control the output interface 1740 to communicate with other devices or chips. Specifically, the processor 1710 can output information or data to other devices or chips.
- the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can be applied to the mobile terminal / terminal device in the embodiments of the present application, and the chip can implement the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiments 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. 18 is a schematic block diagram of a communication system 1800 according to an embodiment of the present application. As shown in FIG. 18, the communication system 1800 includes a terminal device 1810 and a network device 1820.
- the terminal device 1810 may be used to implement the corresponding functions implemented by the terminal device in the foregoing method
- the network device 1820 may be used to implement the corresponding functions implemented by the network device in the foregoing method.
- details are not described herein. .
- 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 can 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.
- the 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 a memory, and the processor reads the information in the memory and completes the steps of the foregoing 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) and 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 may be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method in the embodiment of the present application. For simplicity, here No longer.
- the computer-readable storage medium may be applied to the mobile terminal / terminal device in the embodiment of the present application, and the computer program causes the computer to execute a 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 a 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 in the embodiment of the present application, and the computer program instruction causes the computer to execute a corresponding process implemented by the network device in each method in the embodiment of the present application. More details.
- the computer program product can be applied to a mobile terminal / terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute a corresponding process implemented by the mobile terminal / terminal device in each method in 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 a network device in the embodiment of the present application.
- the computer program When the computer program is run on a computer, the computer is caused to execute a corresponding process implemented by the network device in each method in the embodiment of the present application. , Will not repeat them here.
- the computer program may be applied to a mobile terminal / terminal device in the embodiment of the present application.
- the computer program 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, 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 this 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 aforementioned 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
Description
Claims (78)
- 一种会话管理方法,其特征在于,包括:终端设备向第一网络设备发送第一信息,所述第一信息用于请求建立分组数据网络PDN连接;所述终端设备接收所述第一网络设备发送的第二信息,所述第二信息用于指示接受所述终端设备发起的所述PDN连接建立请求,所述第二信息包括第一指示信息,所述第一指示信息用于指示在所述终端设备从4G网络移动至5G网络之后所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求1所述的方法,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:在所述终端设备从4G网络移动至5G网络之后,所述终端设备根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话。
- 根据权利要求3所述的方法,其特征在于,所述终端设备根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话,包括:在所述PDU会话支持MA时,所述终端设备确定发起通过所述非3GPP网络建立MA PDU会话;或者在所述PDU会话不支持MA时,所述终端设备确定不发起通过所述非3GPP网络建立MA PDU会话。
- 一种会话管理方法,其特征在于,包括:第一网络设备接收终端设备发送的第一信息,所述第一信息用于请求建立分组数据网络PDN连接;响应于所述第一信息,所述第一网络设备向所述终端设备发送第二信息,所述第二信息用于指示接受所述终端设备发起的所述PDN连接建立,所述第二信息包括第一指示信息,所述第一指示信息用于指示在所述终端设备从4G网络移动至5G网络之后所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求5所述的方法,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求5所述的方法,其特征在于,在所述第一网络设备向所述终端设备发送所述第二信息之前,所述方法还包括:所述第一网络设备向第二网络设备发送会话建立请求;所述第一网络设备接收所述第二网络设备发送的会话建立响应,所述会话建立响应包括所述第一指示信息。
- 根据权利要求6所述的方法,其特征在于,在所述第一网络设备向所述终端设备发送所述第二信息之前,所述方法还包括:所述第一网络设备向第二网络设备发送会话建立请求,所述会话建立请求包括所述第二指示信息;所述第一网络设备接收所述第二网络设备发送的会话建立响应,所述会话建立响应包括所述第一指示信息。
- 一种会话管理方法,其特征在于,包括:第二网络设备接收第一网络设备发送的会话建立请求;所述第二网络设备向所述第一网络设备发送会话建立响应,所述会话建立响应包括第一指示信息,所述第一指示信息用于指示在终端设备从4G网络移动至5G网络之后所述终端设备在4G网络时建立的分组数据网络PDN连接所对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求9所述的方法,其特征在于,所述会话建立请求包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力;所述第二网络设备向所述第一网络设备发送会话建立响应,包括:在接收到所述第二指示信息之后,所述第二网络设备确定所述PDU会话是否支持MA,以及向所述第一网络设备发送所述会话建立响应。
- 一种会话管理方法,其特征在于,终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述方法包括:所述终端设备接收第一网络设备发送的第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求11所述的方法,其特征在于,在所述终端设备接收所述第一网络设备发送的所述第一指示信息之前,所述方法还包括:所述终端设备向所述第一网络设备发送第一信息,所述第一信息用于请求修改所述PDU会话;所述终端设备接收第一网络设备发送的第一指示信息,包括:所述终端设备接收所述第一网络设备发送的所述第二信息,所述第二信息用于指示接受所述终端设备发起的修改所述PDU会话的请求,所述第二信息包括所述第一指示信息。
- 根据权利要求12所述的方法,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求11所述的方法,其特征在于,所述终端设备接收第一网络设备发送的第一指示信息,包括:所述终端设备接收所述第一网络设备发送的第三信息,所述第三信息用于指示接入技术转换转向分割ATSSS策略,所述第三信息包括所述第一指示信息。
- 根据权利要求11至14中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话。
- 根据权利要求15所述的方法,其特征在于,所述终端设备根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话,包括:在所述PDU会话支持MA时,所述终端设备确定发起通过所述非3GPP网络建立MA PDU会话;或者在所述PDU会话不支持MA时,所述终端设备确定不发起通过所述非3GPP网络建立MA PDU会话。
- 一种会话管理方法,其特征在于,终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述方法包括:第一网络设备向所述终端设备发送第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求17所述的方法,其特征在于,在所述第一网络设备向所述终端设备发送所述第一指示信息之前,所述方法还包括:所述第一网络设备接收所述终端设备发送的第一信息,所述第一信息用于请求修改所述PDU会话;所述第一网络设备向所述终端设备发送第一指示信息,包括:所述第一网络设备向所述终端设备发送第二信息,所述第二信息用于指示接受所述终端设备发起的修改所述PDU会话的请求,所述第二信息包括所述第一指示信息。
- 根据权利要求18所述的方法,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求18所述的方法,其特征在于,在所述第一网络设备向所述终端设备发送所述第二信息之前,所述方法还包括:所述第一网络设备向第二网络设备发送针对所述终端设备的更新上下文请求;所述第一网络设备接收所述第二网络设备发送的针对所述终端设备的更新上下文响应,所述更新上下文响应包括所述第一指示信息。
- 根据权利要求19所述的方法,其特征在于,在所述第一网络设备向所述终端设备发送所述第二信息之前,所述方法还包括:所述第一网络设备向第二网络设备发送针对所述终端设备的更新上下文请求,所述更新上下文请求包括所述第二指示信息;所述第一网络设备接收所述第二网络设备发送的针对所述终端设备的更新上下文响应,所述更新上下文响应包括所述第一指示信息。
- 根据权利要求17所述的方法,其特征在于,所述第一网络设备向所述终端设备发送第一指 示信息,包括:所述第一网络设备向所述终端设备发送第三信息,所述第三信息用于指示接入技术转换转向分割ATSSS策略,所述第三信息包括所述第一指示信息。
- 一种会话管理方法,其特征在于,终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述方法包括:第二网络设备接收第一网络设备发送的针对所述终端设备的更新上下文请求;所述第二网络设备向所述第一网络设备发送针对所述终端设备的更新上下文响应,所述更新上下文响应包括第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求23所述的方法,其特征在于,所述更新上下文请求包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力;所述第二网络设备向所述第一网络设备发送针对所述终端设备的更新上下文响应,包括:在接收到所述第二指示信息之后,所述第二网络设备确定所述PDU会话是否支持MA,以及向所述第一网络设备发送所述更新上下文响应。
- 一种终端设备,其特征在于,包括:通信单元,用于向第一网络设备发送第一信息,所述第一信息用于请求建立分组数据网络PDN连接;所述通信单元还用于接收所述第一网络设备发送的第二信息,所述第二信息用于指示接受所述终端设备发起的所述PDN连接建立请求,所述第二信息包括第一指示信息,所述第一指示信息用于指示在所述终端设备从4G网络移动至5G网络之后所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求25所述的终端设备,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求25或26所述的终端设备,其特征在于,所述终端设备还包括:处理单元,用于在所述终端设备从4G网络移动至5G网络之后,根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话。
- 根据权利要求27所述的终端设备,其特征在于,所述处理单元具体用于:在所述PDU会话支持MA时,确定发起通过所述非3GPP网络建立MA PDU会话;或者在所述PDU会话不支持MA时,确定不发起通过所述非3GPP网络建立MA PDU会话。
- 一种网络设备,其特征在于,包括:通信单元,用于接收终端设备发送的第一信息,所述第一信息用于请求建立分组数据网络PDN连接;响应于所述第一信息,所述通信单元还用于向所述终端设备发送第二信息,所述第二信息用于指示接受所述终端设备发起的所述PDN连接建立,所述第二信息包括第一指示信息,所述第一指示信息用于指示在所述终端设备从4G网络移动至5G网络之后所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求29所述的网络设备,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求29所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第二信息之前,所述通信单元还用于:向第二网络设备发送会话建立请求;接收所述第二网络设备发送的会话建立响应,所述会话建立响应包括所述第一指示信息。
- 根据权利要求30所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第二信息之前,所述通信单元还用于:向第二网络设备发送会话建立请求,所述会话建立请求包括所述第二指示信息;接收所述第二网络设备发送的会话建立响应,所述会话建立响应包括所述第一指示信息。
- 一种网络设备,其特征在于,包括:通信单元,用于接收第一网络设备发送的会话建立请求;所述通信单元还用于向所述第一网络设备发送会话建立响应,所述会话建立响应包括第一指示信 息,所述第一指示信息用于指示在终端设备从4G网络移动至5G网络之后所述终端设备在4G网络时建立的分组数据网络PDN连接所对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求33所述的网络设备,其特征在于,所述会话建立请求包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力;所述网络设备还包括:处理单元,用于在所述通信单元接收到所述第二指示信息之后,确定所述PDU会话是否支持MA,以及控制所述通信单元向所述第一网络设备发送所述会话建立响应。
- 一种终端设备,其特征在于,所述终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述终端设备包括:通信单元,用于接收第一网络设备发送的第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求35所述的终端设备,其特征在于,在所述通信单元接收所述第一网络设备发送的所述第一指示信息之前,所述通信单元还用于向所述第一网络设备发送第一信息,所述第一信息用于请求修改所述PDU会话;所述通信单元具体用于:接收所述第一网络设备发送的所述第二信息,所述第二信息用于指示接受所述终端设备发起的修改所述PDU会话的请求,所述第二信息包括所述第一指示信息。
- 根据权利要求36所述的终端设备,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求35所述的终端设备,其特征在于,所述通信单元具体用于:接收所述第一网络设备发送的第三信息,所述第三信息用于指示接入技术转换转向分割ATSSS策略,所述第三信息包括所述第一指示信息。
- 根据权利要求35至38中任一项所述的终端设备,其特征在于,所述终端设备还包括:处理单元,用于根据所述PDU会话是否支持MA,确定是否发起通过所述非3GPP网络建立MA PDU会话。
- 根据权利要求39所述的终端设备,其特征在于,所述处理单元具体用于:在所述PDU会话支持MA时,确定发起通过所述非3GPP网络建立MA PDU会话;或者在所述PDU会话不支持MA时,确定不发起通过所述非3GPP网络建立MA PDU会话。
- 一种网络设备,其特征在于,终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述网络设备包括:通信单元,用于向所述终端设备发送第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求41所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第一指示信息之前,所述通信单元还用于接收所述终端设备发送的第一信息,所述第一信息用于请求修改所述PDU会话;所述通信单元具体用于:向所述终端设备发送第二信息,所述第二信息用于指示接受所述终端设备发起的修改所述PDU会话的请求,所述第二信息包括所述第一指示信息。
- 根据权利要求42所述的网络设备,其特征在于,所述第一信息包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力。
- 根据权利要求42所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第二信息之前,所述通信单元还用于:向第二网络设备发送针对所述终端设备的更新上下文请求;接收所述第二网络设备发送的针对所述终端设备的更新上下文响应,所述更新上下文响应包括所述第一指示信息。
- 根据权利要求43所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第二信息之前,所述通信单元还用于:向第二网络设备发送针对所述终端设备的更新上下文请求,所述更新上下文请求包括所述第二指 示信息;接收所述第二网络设备发送的针对所述终端设备的更新上下文响应,所述更新上下文响应包括所述第一指示信息。
- 根据权利要求41所述的网络设备,其特征在于,所述通信单元具体用于:向所述终端设备发送第三信息,所述第三信息用于指示接入技术转换转向分割ATSSS策略,所述第三信息包括所述第一指示信息。
- 一种网络设备,其特征在于,终端设备在4G网络建立了分组数据网络PDN连接,在所述终端设备从4G网络移动至5G网络之后,所述网络设备包括:通信单元,用于接收第一网络设备发送的针对所述终端设备的更新上下文请求;所述通信单元还用于向所述第一网络设备发送针对所述终端设备的更新上下文响应,所述更新上下文响应包括第一指示信息,所述第一指示信息用于指示所述PDN连接对应的协议数据单元PDU会话是否支持多种接入技术MA,其中,在支持MA时,所述PDU会话能够同时使用第三代合作伙伴计划3GPP网络和非3GPP网络传输数据。
- 根据权利要求47所述的网络设备,其特征在于,所述更新上下文请求包括第二指示信息,所述第二指示信息用于指示所述终端设备具有支持MA PDU会话的能力;所述网络设备还包括:处理单元,用于在所述通信单元接收到所述第二指示信息之后,确定所述PDU会话是否支持MA,以及控制所述通信单元向所述第一网络设备发送所述更新上下文响应。
- 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4中任一项所述的方法。
- 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5至8中任一项所述的方法。
- 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9或10所述的方法。
- 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11至16中任一项所述的方法。
- 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17至22中任一项所述的方法。
- 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23或24所述的方法。
- 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4中任一项所述的方法。
- 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5至8中任一项所述的方法。
- 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9或10所述的方法。
- 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11至16中任一项所述的方法。
- 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17至22中任一项所述的方法。
- 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23或24所述的方法。
- 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4中任一项所述的方法。
- 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5至8中任一项所述的方法。
- 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9或10所述的方法。
- 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11至16中任一项所述的方法。
- 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17至22中任一项所述的方法。
- 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23或24所述的方法。
- 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4中任一项所述的方法。
- 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5至8中任一项所述的方法。
- 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9或10所述的方法。
- 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11至16中任一项所述的方法。
- 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17至22中任一项所述的方法。
- 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23或24所述的方法。
- 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4中任一项所述的方法。
- 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5至8中任一项所述的方法。
- 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9或10所述的方法。
- 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11至16中任一项所述的方法。
- 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17至22中任一项所述的方法。
- 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23或24所述的方法。
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| CN113746585A (zh) * | 2020-05-28 | 2021-12-03 | 华为技术有限公司 | 授时方法和通信装置 |
| JPWO2022201511A1 (zh) * | 2021-03-26 | 2022-09-29 | ||
| JP7715189B2 (ja) | 2021-03-26 | 2025-07-30 | 日本電気株式会社 | 通信システム、通信管理サーバ、制御装置、通信管理方法及びプログラム |
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| KR20210031973A (ko) | 2021-03-23 |
| CN111787590A (zh) | 2020-10-16 |
| EP3823357A4 (en) | 2021-07-21 |
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| US20210127442A1 (en) | 2021-04-29 |
| JP7189316B2 (ja) | 2022-12-13 |
| JP2021534610A (ja) | 2021-12-09 |
| US11553545B2 (en) | 2023-01-10 |
| EP3823357A1 (en) | 2021-05-19 |
| CN111787590B (zh) | 2022-09-06 |
| EP3823357B1 (en) | 2022-08-31 |
| TW202008841A (zh) | 2020-02-16 |
| KR102452092B1 (ko) | 2022-10-06 |
| CN111247836A (zh) | 2020-06-05 |
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