WO2022061838A1 - Procédé d'activation d'un mécanisme de mappage inverse, dispositif terminal et dispositif de réseau - Google Patents

Procédé d'activation d'un mécanisme de mappage inverse, dispositif terminal et dispositif de réseau Download PDF

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Publication number
WO2022061838A1
WO2022061838A1 PCT/CN2020/118188 CN2020118188W WO2022061838A1 WO 2022061838 A1 WO2022061838 A1 WO 2022061838A1 CN 2020118188 W CN2020118188 W CN 2020118188W WO 2022061838 A1 WO2022061838 A1 WO 2022061838A1
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Prior art keywords
terminal device
reverse mapping
network device
state
type
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PCT/CN2020/118188
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English (en)
Chinese (zh)
Inventor
郭雅莉
刘建华
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Oppo广东移动通信有限公司
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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/CN2020/118188 priority Critical patent/WO2022061838A1/fr
Priority to CN202080102559.9A priority patent/CN115868202A/zh
Publication of WO2022061838A1 publication Critical patent/WO2022061838A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]

Definitions

  • the present application relates to the field of communications, and more particularly, to a method, a terminal device and a network device for enabling a reverse mapping mechanism.
  • QoS Quality of Service
  • QFI QoS flow identifier
  • SMF Session Management Function
  • a UE with Proximity-based Services (Prose, Proximity-based Services) capability can communicate directly with another UE with Prose capability through the PC5 wireless interface.
  • the UE can act as a relay UE (relay UE), and another remote UE with Prose capability (remote UE) can communicate with the relay UE through the PC5 interface Establish a direct connection and interact with the external network through the protocol data unit (PDU, Protocol Data Unit) session established by the relay UE and the 5G network.
  • PDU Protocol Data Unit
  • 3GPP 3rd Generation Partnership Project
  • 3rd Generation Partnership Project 3rd Generation Partnership Project
  • 3rd Generation Partnership Project 3rd Generation Partnership Project
  • the relay UE sends the corresponding QoS rules, the possibility of signaling congestion between the relay UE and the 3GPP network is greatly increased.
  • the existing technology cannot enable the reverse mapping mechanism for the UE for this situation.
  • the embodiments of the present application provide a method, a terminal device, and a network device for enabling a reverse mapping mechanism, and the reverse mapping mechanism can be enabled for some specific UEs to reduce signaling interaction between the UE and the network.
  • An embodiment of the present application proposes a method for enabling a reverse mapping mechanism, including:
  • the terminal device receives the reverse mapping instruction
  • the terminal device generates a quality of service (QoS) rule for the corresponding data according to the reverse mapping instruction.
  • QoS quality of service
  • the embodiment of the present application also proposes a method for enabling a reverse mapping mechanism, including:
  • the first network device sends a reverse mapping indication.
  • the embodiment of the present application also proposes a method for enabling a reverse mapping mechanism, including:
  • the second network device receives at least one of the reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device;
  • the second network device enables the reverse mapping mechanism for the terminal device according to the received content
  • the embodiment of the present application also proposes a method for enabling a reverse mapping mechanism, including:
  • the third network device sends at least one of a reverse mapping request of the terminal device, a state of the terminal device, and a type of the terminal device.
  • the embodiment of the present application also proposes a terminal device, including:
  • an instruction receiving module for receiving a reverse mapping instruction
  • the rule generating module is used for generating QoS rules for corresponding data according to the reverse mapping instruction.
  • the embodiment of the present application also proposes a network device, including:
  • the first instruction module is used for sending a reverse mapping instruction.
  • the embodiment of the present application also proposes a network device, including:
  • a request receiving module configured to receive at least one of a reverse mapping request of the terminal device, the state of the terminal device and the type of the terminal device;
  • the enabling module is used to enable the reverse mapping mechanism for the terminal device according to the received content
  • the second instruction module is configured to send a reverse mapping instruction.
  • the embodiment of the present application also proposes a network device, including:
  • the second sending module is configured to send at least one of the reverse mapping request of the terminal device, the state of the terminal device and the type of the terminal device.
  • An embodiment of the present application further proposes a terminal device, including: a processor and a memory, where 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 above-mentioned terminal device. either method.
  • An embodiment of the present application further proposes a network device, including: a processor and a memory, where 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 above-mentioned network device. either method.
  • An embodiment of the present application also proposes a chip, including: a processor, configured to call and run a computer program from a memory, so that a device installed with the chip executes any of the methods performed by the above-mentioned terminal device.
  • An embodiment of the present application also proposes a chip, including: a processor, configured to call and run a computer program from a memory, so that a device installed with the chip executes any of the methods performed by the above-mentioned network device.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program, the computer program causing the computer to execute any method as executed by the above-mentioned terminal device.
  • An embodiment of the present application further provides a computer-readable storage medium for storing a computer program, where the computer program enables a computer to execute any method as executed by the foregoing network device.
  • the embodiments of the present application also provide a computer program product, including computer program instructions, the computer program instructions enable a computer to execute any method as executed by the above-mentioned terminal device.
  • the embodiments of the present application further provide a computer program product, including computer program instructions, the computer program instructions cause a computer to execute any method as executed by the foregoing network device.
  • An embodiment of the present application further provides a computer program, the computer program enables a computer to execute any method as executed by the above-mentioned terminal device.
  • An embodiment of the present application further provides a computer program, the computer program enables a computer to execute any method as executed by the foregoing network device.
  • the terminal device receives the reverse mapping instruction and generates QoS rules according to the reverse mapping instruction, so that the reverse mapping mechanism is enabled for some UEs, thereby reducing the signaling interaction between the UE and the network.
  • FIG. 1A is a schematic diagram of an application scenario 1 of an embodiment of the present application.
  • FIG. 1B is a schematic diagram of an application scenario 2 of an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a method 200 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3A is a schematic diagram 1 of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3B is a second schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3C is a schematic diagram 3 of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3D is a fourth schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3E is a schematic diagram 5 of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3F is a schematic diagram 6 of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3G is a seventh schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 3H is a schematic diagram 8 of enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 4 is a schematic flowchart of a method 400 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 5 is a schematic flowchart of a method 500 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 6 is a schematic flowchart of a method 600 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of a terminal device 700 according to an embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of a terminal device 800 according to an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a network device 900 according to an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a network device 1000 according to an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of a network device 1100 according to an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a network device 1200 according to an embodiment of the present application.
  • FIG. 13 is a schematic structural diagram of a communication device 1300 according to an embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of a chip 1400 according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • CDMA Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • WiFi Wireless Fidelity
  • 5G 5th-Generation
  • the communication system in this embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) distribution. web scene.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA standalone
  • This embodiment of the present application does not limit the applied spectrum.
  • the embodiments of the present application may be applied to licensed spectrum, and may also be applied to unlicensed spectrum.
  • terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • UE User Equipment
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • the terminal device can be a station (STAION, ST) in the WLAN, can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, and next-generation communication systems, such as terminal devices in NR networks or Terminal equipment in the future evolved Public Land Mobile Network (Public Land Mobile Network, PLMN) network, etc.
  • STAION, ST in the WLAN
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • a network device can be a device used to communicate with a mobile device.
  • the network device can be an access point (Access Point, AP) in WLAN, a base station (Base Transceiver Station, BTS) in GSM or CDMA, or a WCDMA
  • a base station NodeB, NB
  • it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or a vehicle-mounted device, wearable device, and network equipment (gNB) in NR networks Or network equipment in the PLMN network that evolves in the future.
  • AP Access Point
  • BTS Base Transceiver Station
  • gNB network equipment
  • a network device provides services for a cell
  • a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell
  • the cell may be a network device (for example, a frequency domain resource).
  • the cell corresponding to the base station), the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell), where the small cell can include: Metro cell, Micro cell, Pico cell cell), Femto cell, etc.
  • These small cells have the characteristics of small coverage and low transmit power, and are suitable for providing high-speed data transmission services.
  • FIG. 1A is a schematic diagram of an application scenario 1 of an embodiment of the present application.
  • FIG. 1A exemplarily shows a 5G network system architecture.
  • the UE connects with the access network (AN, Access Network) through the Uu wireless interface, exchanges access layer messages and wireless data transmission, and the UE communicates with the mobility management function (AMF, Access and Mobility Management Function through the N1 interface) ) to connect to a non-access stratum (NAS, None Access Stratum) and exchange NAS messages.
  • AMF Access and Mobility Management Function
  • NAS Non-access stratum
  • SMF Session Management Function
  • the AMF is also responsible for sending messages from session management to Forwarding between UE and SMF.
  • the Policy Control Function (PCF, Policy Control Function) is a policy management function in the core network, and is responsible for formulating policies related to the mobility management, session management, and charging of the UE.
  • the User Plane Function (UPF, User Plane Function) is the user plane function in the core network. It transmits data to the external data network through the N6 interface, and transmits data to the AN through the N3 interface.
  • the SMF located in the core network sends the QoS rules to the UE through control signaling.
  • the UE uses the QoS rules to match the uplink service data, and maps the uplink service data to the appropriate QoS flow for QoS control.
  • the QoS rules configured to the UE may be complicated in structure and frequently updated. For this reason, an optional mechanism for reverse mapping QoS control is introduced into the 5G network.
  • the main idea of the reverse mapping mechanism is to add QFI and reverse mapping instructions to the downlink data packet header.
  • the UE generates QoS rules according to the received downlink data for the transmission of uplink data, thereby reducing the signaling interaction between the SMF and the UE.
  • FIG. 1B is a schematic diagram of an application scenario 2 of an embodiment of the present application.
  • a Prose-capable UE can communicate directly with another Prose-capable UE through the PC5 wireless interface.
  • the UE can act as a relay UE, and another remote UE with Prose capability can establish a direct connection with the relay UE through the PC5 interface, and communicate with the relay UE through the Relay UE.
  • the PDU session established by the 5G network interacts with the external network.
  • FIG. 1C is a schematic diagram of application scenario 3 of the embodiment of the present application.
  • the remote UE establishes a PDU session with the 5G network through the relay UE, that is, the ProSe 5G UE-to-Network Relay.
  • the above application scenarios are examples of scenarios to which the embodiments of the present application may be applied, and the embodiments of the present application are not limited to the above application scenarios, and are not limited to 5G network scenarios.
  • the above-mentioned related technologies can be arbitrarily combined with the technical solutions of the embodiments of the present application, which all belong to the protection scope of the embodiments of the present application.
  • the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
  • a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • FIG. 2 is a schematic flowchart of a method 200 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • the method may optionally be applied to FIG. 1A .
  • the system shown in FIG. 1B is applied to a terminal equipment (UE) in the system shown in FIG. 1A and FIG. 1B , such as a remote UE, but not limited to this.
  • the method includes at least some of the following.
  • S210 The terminal device receives a reverse mapping indication
  • S220 The terminal device generates a quality of service (QoS) rule for the corresponding data according to the reverse mapping instruction.
  • QoS quality of service
  • the above-mentioned terminal device may include a remote UE, such as a remote UE to which multiple remote UEs are connected.
  • a remote UE such as a remote UE to which multiple remote UEs are connected.
  • PCF or SMF may be used to obtain the status or type of the UE as a relay UE, or a reverse mapping mechanism may be enabled for the UE according to the UE request.
  • the reverse mapping mechanism can be enabled for all data of the UE, or the reverse mapping mechanism can be enabled for the data of the specific PDU session of the UE or the data of the specific service data flow, thereby reducing the information between the relay UE and the network. order interaction.
  • the present application includes implementations, and multiple network devices in FIG. 1A can enable the reverse mapping mechanism, or request to enable the reverse mapping mechanism.
  • Various specific ways of enabling the reverse mapping mechanism are described below with reference to FIGS. 3A to 3H .
  • FIG. 3A is a schematic diagram 1 of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3A, the following steps are included:
  • Step 1 The UE sends a reverse mapping request to the AMF, requesting to enable the reverse mapping mechanism, for example, the UE may send the request when signaling congestion is detected or predicted. Or the UE sends the status of the UE to the AMF, indicating that it is currently in a relay (relay) state serving other remote UEs; or the UE sends the type of the UE to the AMF, indicating that its type is a relay (relay) type.
  • the UE sends a reverse mapping request to the AMF, requesting to enable the reverse mapping mechanism, for example, the UE may send the request when signaling congestion is detected or predicted. Or the UE sends the status of the UE to the AMF, indicating that it is currently in a relay (relay) state serving other remote UEs; or the UE sends the type of the UE to the AMF, indicating that its type is a relay (relay) type.
  • Step 2 The AMF sends the reverse mapping request received from the UE, the status of the UE as a relay, or the type of the UE as a relay to the SMF.
  • Step 3 The SMF sends the reverse mapping request received from the AMF, the state that the UE is a relay, or the type that the UE is a relay to the PCF.
  • Step 4 The PCF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • Step 5 The PCF sends a reverse mapping indication to the SMF, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with a specific PDU session identifier, or data of the UE with a specific service data flow information
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the SMF may perform the following step 6 or step 7. That is, the following steps 6 and 7 are two parallel alternatives.
  • Step 6 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 7 SMF sends the reverse mapping indication to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with the PDU session identifier, or data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3B is a second schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3B, the following steps are included:
  • Step 1 The UE sends a reverse mapping request to the AMF, requesting to enable the reverse mapping mechanism, for example, the UE may send the request when signaling congestion is detected or predicted. Or the UE sends the state of the UE to the AMF, indicating that it is currently in the state of a relay (relay) serving other remote UEs; or the UE sends the type of the UE to the AMF, indicating that its type is a relay (relay) type.
  • a relay relay
  • Step 2 The AMF sends the reverse mapping request received from the UE, the state that the UE is a relay, or the type that the UE is a relay to the PCF.
  • Step 3 The PCF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • Step 4 The PCF sends a reverse mapping indication to the SMF, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with a specific PDU session identifier, or data of the UE with a specific service data flow information
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the SMF may perform the following step 5 or step 6. That is, the following steps 5 and 6 are two parallel alternatives.
  • Step 5 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 6 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3C is a schematic diagram 3 of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3C, the following steps are included:
  • Step 1 The AMF determines the state/type of the UE. For example, the AMF obtains from a unified data management function (UDM, Unified Data Manager) that the UE is a relay type, or the AMF obtains from the UDM that the UE is in a relay state serving other remote UEs. Or, the AMF determines to request to enable the reverse mapping mechanism for the UE according to the signaling load status.
  • UDM Unified Data Manager
  • Step 2 The AMF sends the reverse mapping request, the state that the UE is a relay, or the type that the UE is a relay to the SMF.
  • Step 3 The SMF sends the reverse mapping request received from the AMF, the state that the UE is a relay, or the type that the UE is a relay to the PCF.
  • Step 4 The PCF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • Step 5 The PCF sends a reverse mapping indication to the SMF, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with a specific PDU session identifier, or data of the UE with a specific service data flow information
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the SMF may perform the following step 6 or step 7. That is, the following steps 6 and 7 are two parallel alternatives.
  • Step 6 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 7 SMF sends the reverse mapping indication to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with the PDU session identifier, or data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3D is a fourth schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3D, the following steps are included:
  • Step 1 The AMF determines the state/type of the UE. For example, the AMF obtains from the UDM that the UE is of the relay type, or the AMF obtains from the UDM that the UE is in a relay state serving other remote UEs. Or, the AMF determines to request to enable the reverse mapping mechanism for the UE according to the signaling load status.
  • Step 2 The AMF sends the reverse mapping request, the state that the UE is a relay, or the type that the UE is a relay to the PCF.
  • Step 3 The PCF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • Step 4 The PCF sends a reverse mapping indication to the SMF, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with a specific PDU session identifier, or data of the UE with a specific service data flow information
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the SMF may perform the following step 5 or step 6. That is, the following steps 5 and 6 are two parallel alternatives.
  • Step 5 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 6 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3E is a schematic diagram 5 of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3E, the following steps are included:
  • Step 1 The SMF determines the state/type of the UE. For example, the SMF obtains from the UDM that the UE is of the relay type, or the SMF obtains from the UDM that the UE is in a relay state serving other remote UEs. Alternatively, the SMF determines that the UE requests to enable the reverse mapping mechanism according to the signaling load condition.
  • Step 2 The SMF sends the reverse mapping request, the state that the UE is a relay, or the type that the UE is a relay to the PCF.
  • Step 3 The PCF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • Step 4 The PCF sends a reverse mapping indication to the SMF, and indicates the range corresponding to the reverse mapping, such as all data of the UE, data of the UE with a specific PDU session identifier, or data of the UE with a specific service data flow information
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the SMF may perform the following step 5 or step 6. That is, the following steps 5 and 6 are two parallel alternatives.
  • Step 5 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 6 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3F is a schematic diagram 6 of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3F, the following steps are included:
  • Step 1 The UE sends a reverse mapping request to the AMF, requesting to enable the reverse mapping mechanism, for example, the UE may send the request when signaling congestion is detected or predicted. Or the UE sends the status of the UE to the AMF, indicating that it is currently in a relay (relay) state serving other remote UEs; or the UE sends the type of the UE to the AMF, indicating that its type is a relay (relay) type.
  • the UE sends a reverse mapping request to the AMF, requesting to enable the reverse mapping mechanism, for example, the UE may send the request when signaling congestion is detected or predicted. Or the UE sends the status of the UE to the AMF, indicating that it is currently in a relay (relay) state serving other remote UEs; or the UE sends the type of the UE to the AMF, indicating that its type is a relay (relay) type.
  • Step 2 The AMF sends the reverse mapping request received from the UE, the status of the UE as a relay, or the type of the UE as a relay to the SMF.
  • Step 3 The SMF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the following steps 4 or 5 can be performed. That is, the following steps 4 and 5 are two parallel alternatives.
  • Step 4 The SMF sends the service data flow information and the reverse mapping instruction to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 5 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3G is a seventh schematic diagram of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3G, the following steps are included:
  • Step 1 The AMF determines the state/type of the UE. For example, the AMF obtains from the UDM that the UE is of the relay type, or the AMF obtains from the UDM that the UE is in a relay state serving other remote UEs. Or, the AMF determines to request to enable the reverse mapping mechanism for the UE according to the signaling load status.
  • Step 2 The AMF sends the reverse mapping request, the state that the UE is a relay, or the type that the UE is a relay to the SMF.
  • Step 3 The SMF determines to enable the reverse mapping mechanism for the UE according to the received reverse mapping request, the state of the UE being a relay, or the type of the UE being a relay.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the following steps 4 or 5 can be performed. That is, the following steps 4 and 5 are two parallel alternatives.
  • Step 4 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 5 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • FIG. 3H is a schematic diagram 8 of enabling a reverse mapping mechanism according to an embodiment of the present application. As shown in Figure 3H, the following steps are included:
  • Step 1 The SMF determines the state/type of the UE. For example, the SMF obtains from the UDM that the UE is of the relay type, or the SMF obtains from the UDM that the UE is in a relay state serving other remote UEs. Or, the SMF determines to enable the reverse mapping mechanism for the UE according to the signaling load status.
  • the PCF can enable the reverse mapping mechanism for all data of the UE, or enable the reverse mapping mechanism for the data of a certain PDU session of the UE, or enable the reverse mapping mechanism for the data of the specific application of the UE, or enable the reverse mapping mechanism for the data of the UE.
  • the data of the UE's specific service data flow enables the reverse mapping mechanism.
  • the service data flow information may include information such as service data flow template information, service data flow identifiers, or application identifiers.
  • the flow template information of the service data may include IP quintuple information.
  • the following steps 2 or 3 can be performed. That is, the following steps 2 and 3 are two parallel alternatives.
  • Step 2 The SMF sends the service data flow information and the reverse mapping instruction received from the PCF to the UPF, and the UPF enables the reverse mapping mechanism on the user plane.
  • the UE may generate QoS rules by itself after receiving the user plane data carrying the reverse mapping indication sent by the UPF.
  • Step 3 The SMF sends the reverse mapping instruction to the UE through signaling, and indicates the range corresponding to the reverse mapping, such as all the data of the UE, the data of the UE with the PDU session identifier, or the data of the UE with a specific application identified data.
  • the UE can generate QoS rules for the corresponding data by itself according to the reverse mapping instruction received from the SMF.
  • the terminal device in step S210 in FIG. 2 receives the reverse mapping indication, which may include: the terminal device receives the reverse mapping indication from the SMF through signaling.
  • the terminal device further receives a first range corresponding to the reverse mapping indication from the SMF, where the first range may include at least one of the following:
  • step S210 in FIG. 2 it may further include: the terminal device sends at least one of a reverse mapping request, the state of the terminal device, and the type of the terminal device.
  • the terminal device may send at least one of a reverse mapping request, the state of the terminal device, and the type of the terminal device to the AMF.
  • it may also include: a second range corresponding to the reverse mapping request sent by the terminal device, where the second range includes at least one of the following:
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • sending the reverse mapping request by the above-mentioned terminal device includes sending the reverse mapping request when the terminal device detects or predicts signaling congestion.
  • FIG. 4 is a schematic flowchart of a method 400 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • the method may optionally be applied to the method shown in FIG.
  • the systems shown in FIG. 1A and FIG. 1B are, but not limited to, the SMF applied to the system shown in FIG. 1A .
  • the method includes at least some of the following.
  • S410 The first network device sends a reverse mapping indication.
  • the above-mentioned first network device includes SMF.
  • sending the reverse mapping instruction by the first network device includes: the first network device sending the reverse mapping instruction to the terminal device.
  • the first network device sends a reverse mapping indication to the terminal device corresponding to a first range, where the first range includes at least one of the following:
  • the sending of the reverse mapping instruction by the first network device includes: the first network device sending the reverse mapping instruction of the terminal device to the UPF.
  • the above method further includes: the first network device sends a third range corresponding to the reverse mapping indication to the UPF, where the third range includes at least one of the following:
  • the above-mentioned service data flow information includes at least one of the following:
  • the above-mentioned first network device sends a reverse mapping instruction, including:
  • the first network device receives at least one of a reverse mapping request of the terminal device, a state of the terminal device, and a type of the terminal device;
  • the first network device sends at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device to the PCF;
  • the first network device receives the reverse mapping instruction from the PCF, and sends the reverse mapping instruction.
  • the above-mentioned first network device sends a reverse mapping instruction, including:
  • the first network device receives at least one of the reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device, and enables the reverse mapping mechanism for the terminal device;
  • the first network device sends a reverse mapping indication.
  • the above-mentioned first network device sends a reverse mapping instruction, including:
  • the first network device sends the reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device to the PCF according to at least one of the state of the terminal device, the type of the terminal device, and the signaling load status of the terminal device. at least one;
  • the first network device receives the reverse mapping instruction from the PCF, and sends the reverse mapping instruction.
  • the above-mentioned first network device sends a reverse mapping instruction, including:
  • the first network device enables a reverse mapping mechanism for the terminal device according to at least one of the state of the terminal device, the type of the terminal device, and the signaling load status of the terminal device;
  • the first network device sends a reverse mapping indication.
  • the above-mentioned first network device acquires the state of the terminal device and/or the type of the terminal device from the UDM.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • FIG. 5 is a schematic flowchart of a method 500 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • the method may optionally be applied to the method shown in FIG.
  • the systems shown in FIG. 1A and FIG. 1B are as applied to the PCF in the system shown in FIG. 1A , but are not limited thereto.
  • the method includes at least some of the following.
  • the second network device receives at least one of a reverse mapping request of the terminal device, a state of the terminal device, and a type of the terminal device;
  • the second network device enables a reverse mapping mechanism for the terminal device according to the received content
  • S530 The second network device sends a reverse mapping indication.
  • the above-mentioned second network device includes a PCF.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the above method further includes: the second network device receives a fourth range corresponding to the reverse mapping indication, where the fourth range includes at least one of the following:
  • the above-mentioned service data flow information includes at least one of the following:
  • the above-mentioned first network device includes a PCF.
  • the above-mentioned second network device receives at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device, including: the second network device receives the reverse mapping request, the state of the terminal device, and the terminal device from the AMF. At least one of the type of device.
  • the second network device receiving at least one of the reverse mapping request, the state of the terminal device and the type of the terminal device includes: the second network device receiving the reverse mapping request, the state of the terminal device and the terminal device from the SMF. At least one of the type of device.
  • sending the reverse mapping indication by the second network device includes: the second network device sending the reverse mapping indication to the SMF.
  • FIG. 6 is a schematic flowchart of a method 600 for enabling a reverse mapping mechanism according to an embodiment of the present application.
  • the method may optionally be applied to the method shown in FIG.
  • the systems shown in 1A and 1B are, but not limited to, the AMF applied to the system shown in FIG. 1A .
  • the method includes at least some of the following.
  • the third network device sends at least one of a reverse mapping request of the terminal device, a state of the terminal device, and a type of the terminal device.
  • the above-mentioned third network device includes AMF.
  • the method further includes: the third network device receives from the terminal device at least one of a reverse mapping request, a state of the terminal device, and a type of the terminal device.
  • the third network device receives a second range corresponding to the reverse mapping request from the terminal device, where the second range includes at least one of the following:
  • the third network device sends at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device, including:
  • the third network device sends at least one of the reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device according to at least one of the state of the terminal device, the type of the terminal device, and the signaling load status of the terminal device item.
  • the above-mentioned third network device acquires the state of the terminal device and/or the type of the terminal device from the UDM.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the third network device sends at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device, including: the third network device sends the reverse mapping request, the state of the terminal device, and the terminal device to the SMF. At least one of the type of device.
  • the third network device sends at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device, including: the third network device sends the reverse mapping request, the state of the terminal device, and the terminal device to the PCF. At least one of the type of device.
  • FIG. 7 is a schematic structural diagram of a terminal device 700 according to an embodiment of the present application, including:
  • an instruction receiving module 710 configured to receive a reverse mapping instruction
  • the rule generating module 720 is configured to generate QoS rules for corresponding data according to the reverse mapping instruction.
  • the above-mentioned instruction receiving module 710 is configured to receive the reverse mapping instruction from the SMF through signaling.
  • the above-mentioned indication receiving module 710 is further configured to receive a first range corresponding to the reverse mapping indication, where the first range includes at least one of the following:
  • FIG. 8 is a schematic structural diagram of a terminal device 800 according to an embodiment of the present application. As shown in FIG. 8 , the terminal device may further include:
  • the first sending module 830 is configured to send at least one of a reverse mapping request, the state of the terminal device and the type of the terminal device.
  • the above-mentioned first sending module 830 is further configured to send a second range corresponding to the reverse mapping request, where the second range includes at least one of the following:
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the above-mentioned first sending module 830 is configured to send a reverse mapping request when signaling congestion is detected or predicted.
  • the above-mentioned first sending module 830 sends at least one of the reverse mapping request, the state of the terminal device and the type of the terminal device to the AMF.
  • FIG. 9 is a schematic structural diagram of a network device 900 according to an embodiment of the present application, including:
  • the first indication module 910 is configured to send a reverse mapping indication.
  • the above-mentioned first indication module 910 is configured to send a reverse mapping indication to the terminal device.
  • the above-mentioned first indication module 910 is further configured to send a first range corresponding to the reverse mapping indication to the terminal device, where the first range includes at least one of the following:
  • the above-mentioned first indication module 910 is configured to send the reverse mapping indication of the terminal device to the UPF.
  • the above-mentioned first indication module 910 is further configured to send a third range corresponding to the reverse mapping indication to the UPF, where the third range includes at least one of the following:
  • the above-mentioned service data flow information includes at least one of the following:
  • the above-mentioned first indication module 910 is used for:
  • Reverse mapping indication is received from PCF, and reverse mapping indication is sent.
  • the above-mentioned first indication module 910 is used for:
  • the above-mentioned first indication module 910 is used for:
  • the terminal device According to at least one of the state of the terminal device, the type of the terminal device, and the signaling load status of the terminal device, send at least one of the reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device to the PCF;
  • Reverse mapping indication is received from PCF, and reverse mapping indication is sent.
  • the above-mentioned first indication module 910 is used for:
  • the above-mentioned first indication module 910 acquires the state of the terminal device and/or the type of the terminal device from the UDM.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the above-mentioned network device includes SMF.
  • FIG. 10 is a schematic structural diagram of a network device 1000 according to an embodiment of the present application, including:
  • a request receiving module 1010 configured to receive at least one of a reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device;
  • An enabling module 1020 configured to enable a reverse mapping mechanism for the terminal device according to the received content
  • the second indication module 1030 is configured to send a reverse mapping indication.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the above request receiving module 1010 is further configured to receive a fourth scope corresponding to the reverse mapping request, where the fourth scope includes at least one of the following:
  • the above-mentioned service data flow information includes at least one of the following:
  • the above-mentioned network device includes a PCF.
  • the above-mentioned request receiving module 1010 receives at least one of the reverse mapping request, the state of the terminal device, and the type of the terminal device from the AMF.
  • the above-mentioned request receiving module 1010 receives at least one of a reverse mapping request, a state of a terminal device, and a type of the terminal device from the SMF.
  • the foregoing second instruction module 1030 sends a reverse mapping instruction to the SMF.
  • FIG. 6 is a schematic structural diagram of a network device 1100 according to an embodiment of the present application, including:
  • the second sending module 1110 is configured to send at least one of a reverse mapping request of the terminal device, the state of the terminal device, and the type of the terminal device.
  • FIG. 12 is a schematic structural diagram of a terminal device 1200 according to an embodiment of the present application. As shown in FIG. 12 , the foregoing network device may further include:
  • the first receiving module 1220 is configured to receive from the terminal device at least one of a reverse mapping request, a state of the terminal device, and a type of the terminal device.
  • the above-mentioned first receiving module 1220 is further configured to receive a second range corresponding to the reverse mapping request from the terminal device, where the second range includes at least one of the following:
  • the above-mentioned second sending module 1110 is configured to, according to at least one of the status of the terminal equipment, the type of the terminal equipment, and the signaling load status of the terminal equipment, send the reverse mapping request of the terminal equipment and the status of the terminal equipment. and at least one of the type of terminal equipment.
  • the foregoing second sending module 1110 acquires the state of the terminal device and/or the type of the terminal device from the UDM.
  • the above state of the terminal device includes: the terminal device is in a state of a relay serving the remote terminal device.
  • the types of the above-mentioned terminal equipment include: relay types.
  • the above network device includes AMF.
  • the above-mentioned second sending module 1110 sends at least one item of a reverse mapping request, the state of the terminal device, and the type of the terminal device to the SMF.
  • the above-mentioned second sending module sends at least one of a reverse mapping request, a state of the terminal device, and a type of the terminal device to the PCF.
  • FIG. 13 is a schematic structural diagram of a communication device 1300 according to an embodiment of the present application.
  • the communication device 1300 shown in FIG. 13 includes a processor 1310, and the processor 1310 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 1300 may further include a memory 1320 .
  • the processor 1310 may call and run a computer program from the memory 1320 to implement the methods in the embodiments of the present application.
  • the memory 1320 may be a separate device independent of the processor 1310, or may be integrated in the processor 1310.
  • the communication device 1300 may further include a transceiver 1330, and the processor 1310 may control the transceiver 1330 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the processor 1310 may control the transceiver 1330 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 1330 may include a transmitter and a receiver.
  • the transceiver 1330 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 1300 may be a terminal device of this embodiment of the present application, and the communication device 1300 may implement corresponding processes implemented by the terminal device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the communication device 1300 may be a network device of this embodiment of the present application, and the communication device 1300 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • FIG. 14 is a schematic structural diagram of a chip 1400 according to an embodiment of the present application.
  • the chip 1400 shown in FIG. 14 includes a processor 1410, and the processor 1410 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the chip 1400 may further include a memory 1420 .
  • the processor 1410 may call and run a computer program from the memory 1420 to implement the methods in the embodiments of the present application.
  • the memory 1420 may be a separate device independent of the processor 1410, or may be integrated in the processor 1410.
  • the chip 1400 may further include an input interface 1430 .
  • the processor 1410 can control the input interface 1430 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 1400 may further include an output interface 1440 .
  • the processor 1410 may control the output interface 1440 to communicate with other devices or chips, and specifically, may output information or data to other devices or chips.
  • the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the terminal device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (DSP), an off-the-shelf programmable gate array (field programmable gate array, FPGA), an application specific integrated circuit (ASIC) or Other programmable logic devices, transistor logic devices, discrete hardware components, etc.
  • DSP digital signal processor
  • FPGA field programmable gate array
  • ASIC application specific integrated circuit
  • the general-purpose processor mentioned above may be a microprocessor or any conventional processor or the like.
  • the memory mentioned above may be either volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be read-only memory (ROM), programmable read-only memory (PROM), erasable programmable read-only memory (EPROM), electrically programmable Erase programmable read-only memory (electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be random access memory (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 (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate 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 memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • the above-mentioned embodiments it may be implemented in whole or in part by software, hardware, firmware or any combination thereof.
  • software it can be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present application are generated.
  • the computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • the computer instructions may be stored on or transmitted from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions may be transmitted over a wire from a website site, computer, server or data center (eg coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (eg infrared, wireless, microwave, etc.) means to another website site, computer, server or data center.
  • the computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that includes an integration of one or more available media.
  • the available media may be magnetic media (eg, floppy disks, hard disks, magnetic tapes), optical media (eg, DVD), or semiconductor media (eg, Solid State Disk (SSD)), and the like.
  • the size of the sequence numbers of the above-mentioned processes does not mean the sequence of execution, and the execution sequence of each process should be determined by its functions and internal logic, and should not be dealt with in the embodiments of the present application. implementation constitutes any limitation.

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Abstract

Les modes de réalisation de la présente demande concernent un procédé d'activation d'un mécanisme de mappage inverse, un dispositif terminal et un dispositif de réseau. Le procédé comprend les étapes suivantes : un dispositif terminal reçoit une indication de mappage inverse ; et le dispositif terminal génère une règle de qualité de service (QoS) pour des données correspondantes selon l'indication de mappage inverse. Au moyen des modes de réalisation de la présente demande, un mécanisme de mappage inverse peut être activé pour un UE, ce qui permet de réduire les interactions de signalisation entre l'UE et un réseau.
PCT/CN2020/118188 2020-09-27 2020-09-27 Procédé d'activation d'un mécanisme de mappage inverse, dispositif terminal et dispositif de réseau WO2022061838A1 (fr)

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PCT/CN2020/118188 WO2022061838A1 (fr) 2020-09-27 2020-09-27 Procédé d'activation d'un mécanisme de mappage inverse, dispositif terminal et dispositif de réseau
CN202080102559.9A CN115868202A (zh) 2020-09-27 2020-09-27 启用反向映射机制方法、终端设备和网络设备

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