WO2022160205A1 - 一种数据传输方法、终端设备和网络设备 - Google Patents
一种数据传输方法、终端设备和网络设备 Download PDFInfo
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- WO2022160205A1 WO2022160205A1 PCT/CN2021/074230 CN2021074230W WO2022160205A1 WO 2022160205 A1 WO2022160205 A1 WO 2022160205A1 CN 2021074230 W CN2021074230 W CN 2021074230W WO 2022160205 A1 WO2022160205 A1 WO 2022160205A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/22—Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/18—Interfaces between hierarchically similar devices between terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/66—Layer 2 routing, e.g. in Ethernet based MAN's
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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
- H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
Definitions
- the present application relates to the field of communications, and more particularly, to a data transmission method, terminal device and network device.
- a user equipment capable of proximity services (Prose, Proximity-based Services) can communicate directly with another UE capable of Prose through a short-range communication connection interface.
- UE User Equipment
- Prose Proximity-based Services
- UE User Equipment
- Prose Proximity-based Services
- a UE can not only connect to an external data network through a communication network, but also has the Prose capability, the UE can act as a relay UE (Relay UE), and another remote UE (Remote UE) with Prose capability can communicate with the short-range communication interface.
- the Relay UE establishes a direct connection and interacts with the external network through the session established between the Relay UE and the communication network.
- the Relay UE there are multiple types of sessions established between the Relay UE and the core network, and different types of sessions can be used to transmit corresponding types of data respectively.
- the session type between the Relay UE and the core network is incompatible with the type of relay data sent by the Remote UE. For example, if the session type established between the Relay UE and the core network cannot transmit the Remote UE and the Relay UE If the relay data is sent between, the Relay UE cannot correctly transmit the data received from the Remote UE, resulting in data transmission failure.
- the embodiments of the present application provide a data transmission method, a terminal device and a network device, which can ensure the correct transmission of relay data between the relay and the network.
- the embodiment of the present application proposes a data transmission method, including:
- the first terminal device receives the first information and the relay data type information corresponding to the first information from the network device, where the relay data type information indicates the type of the relay data;
- the first terminal device sends relay data of this type to the second terminal device.
- the embodiment of the present application also proposes a method for establishing a session, including:
- the second terminal device receives the first information and first session type information corresponding to the first information from the network device, where the first session type information indicates the type of the first session;
- the second terminal device establishes a first session of this type.
- the embodiment of the present application also proposes a method for setting a transmission type, including:
- the network device sends the first information and relay data type information corresponding to the first information to the first terminal device, where the relay data type information indicates the first type of the relay data; and the network device sends the second terminal device the first information and first session type information corresponding to the first information, where the first session type information indicates the second type of the first session;
- the first session of the second type can transmit the relay data of the first type.
- the embodiment of the present application also proposes a first terminal device, including:
- a first receiving module configured to receive the first information and the relay data type information corresponding to the first information from the network device, where the relay data type information indicates the type of the relay data;
- the first sending module is configured to send the relay data of this type to the second terminal device.
- the embodiment of the present application also proposes a second terminal device, including:
- a second receiving module configured to receive the first information and first session type information corresponding to the first information from the network device, where the first session type information indicates the type of the first session;
- a session establishment module is used to establish the first session of this type.
- the embodiment of the present application also proposes a network device, including:
- the second sending module is configured to send the first information and the relay data type information corresponding to the first information to the first terminal device, where the relay data type information indicates the first type of the relay data; and, to the second terminal The device sends the first information and first session type information corresponding to the first information, where the first session type information indicates the second type of the first session;
- the first session of the second type can transmit the relay data of the first type.
- An embodiment of the present application also proposes a terminal device, including: a processor, a memory, and a transceiver, where the memory is used for storing a computer program, the processor is used for calling and running the computer program stored in the memory, and controlling the transceiver, Perform a method as described in any of the above.
- An embodiment of the present application also proposes a network device, including: a processor, a memory, and a transceiver, 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 control the transceiver, Perform a method as described in any of the above.
- An embodiment of the present application further 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 the method described in any one of the above.
- 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 the method described in any one of the foregoing.
- the embodiments of the present application also provide a computer program product, including computer program instructions, the computer program instructions cause a computer to execute the method described in any one of the above.
- the embodiment of the present application also provides a computer program, the computer program enables a computer to execute the method described in any one of the above.
- the first terminal device sends the relay data of this type according to the type of relay data configured by the network device, thereby ensuring that the relay data is correctly transmitted between the relay and the network.
- FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
- FIG. 2 is a block diagram of a system 200 for relay transmission using the Prose function in a 5G network.
- FIG. 3 is a schematic flowchart of a data transmission method 300 according to an embodiment of the present application.
- FIG. 4 is an implementation flowchart of Embodiment 1 of the present application.
- FIG. 5 is an implementation flowchart of Embodiment 2 of the present application.
- FIG. 6 is a schematic flowchart of a method 600 for establishing a session according to an embodiment of the present application.
- FIG. 7 is a schematic flowchart of a method 700 for setting a transmission type according to an embodiment of the present application.
- FIG. 8 is a schematic structural diagram of a first terminal device 800 according to an embodiment of the present application.
- FIG. 9 is a schematic structural diagram of a second terminal 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 communication device 1100 according to an embodiment of the present application.
- FIG. 12 is a schematic structural diagram of a chip 1200 according to an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA 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
- LTE LTE-based access to unlicensed spectrum
- LTE-U Universal Mobile Telecommunication System
- UMTS Universal Mobile Telecommunication System
- WLAN Wireless Local Area Networks
- WiFi Wireless Fidelity
- 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. 1 exemplarily shows an architecture diagram of a 5G network system 100 .
- the UE connects with the access network (AN, Access Network) through the Uu port for access layer connection, and exchanges access layer messages and wireless data transmission.
- the UE performs a non-access stratum (NAS, None Access Stratum) connection with the access and mobility management function (AMF, Access and Mobility Management Function) through the N1 interface, and exchanges NAS messages.
- the AMF is also responsible for forwarding messages related to session management between the UE and a session management function (SMF, Session Management Function).
- SMF Session Management Function
- PCF Policy Control Function
- PCF Policy Control Function
- the user plane function (UPF, User Plane Function) performs data transmission with the external data network through the N6 interface, and performs data transmission with the AN through the N3 interface. After the UE accesses the 5G network through the Uu port, it establishes a PDU session for data transmission under the control of the SMF.
- 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.
- corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
- FIG. 2 is a block diagram of a system 200 for relay transmission using the Prose function in a 5G network.
- a UE with Prose capability can directly communicate with another UE with Prose capability through a PC5 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.
- the PDU session established between the Relay UE and the core network can be of IP type, Ethernet type, and unstructured type, and is used to transmit data with IP type header, Ethernet type header, and unstructured header respectively.
- the data sent between the Remote UE and the Relay UE can also be of IP type, Ethernet type, or unstructured type. If the data to be relayed sent by the Remote UE to the Relay UE is inconsistent with the PDU session type established between the Relay UE and the core network, the Relay UE cannot correctly transmit the data received from the Remote UE.
- the PDU session established between the Relay UE and the core network is of the Ethernet type, but the data that the Relay UE receives from the Remote UE and needs to be relayed is of the IP type or unstructured type; or between the Relay UE and the core network
- the established PDU session is of unstructured type, but the data to be relayed received by the Relay UE from the Remote UE is of IP type or Ethernet type; in both cases, the Relay UE cannot relay the data.
- this application proposes a data transmission method.
- the data transmission method proposed in this application is not limited to use in 5G networks, but can also be applied to other communication networks.
- Fig. 3 is a schematic flowchart of a data transmission method 300 according to an embodiment of the present application, and the method can optionally be applied to the system shown in Fig. 1 or Fig. 2, but is not limited thereto.
- the method includes at least some of the following.
- the first terminal device receives the first information and the relay data type information corresponding to the first information from the network device, where the relay data type information indicates the type of relay data;
- S320 The first terminal device sends the relay data of this type to the second terminal device.
- the above-mentioned first terminal device includes a terminal device serving as a Remote UE
- the above-mentioned second terminal device includes a terminal device serving as a Relay UE.
- the type of the above-mentioned relay data includes: an Internet Protocol (IP, Internet Protocol) type, an Ethernet type or an unstructured type.
- IP Internet Protocol
- Ethernet Ethernet type
- unstructured type unstructured type
- the above-mentioned first information includes at least one of the following:
- RSC Relay Service Code
- connection capability description information requested by the application.
- the above application information may be an application identifier.
- connection capability description information requested by the above application may be a short message connection, an Internet connection, or the like.
- the first terminal device receives the first information and the relay data type information corresponding to the first information from the network device, including:
- the first terminal device receives a short-range communication configuration from the network device, where the short-range communication configuration includes first information and relay data type information corresponding to the first information.
- the above process may further include: the first terminal device establishes a short-range communication connection with the second terminal device, the The distance communication connection corresponds to the above-mentioned first information.
- the above-mentioned short-range communication connection may be a PC5 connection.
- the first terminal device may send the relay data of the type corresponding to the first information through the short-distance communication connection between the first terminal device and the second terminal device corresponding to the first information.
- the aforementioned network device includes a PCF.
- the application is introduced in a 5G network, where the network device is a PCF, the first terminal device is a Remote UE, and the second terminal device is a Relay UE.
- Fig. 4 is the realization flow chart of the first embodiment of the present application, including:
- the PCF sends the short-range communication configuration to the terminal serving as the Relay UE, where the short-range communication configuration includes the first information and the PDU session type (hereinafter referred to as the second type) corresponding to the first information.
- PDU session types include IP type, Ethernet type, and unstructured type.
- the first information includes one or a combination of the following:
- App information such as app ID
- connection capabilities e.g. SMS connection, Internet connection
- the PCF sends the short-range communication configuration to the terminal serving as the Remote UE, which includes the first information and the relay data type corresponding to the first information (hereinafter referred to as the first type).
- Relay data types include IP type, Ethernet type, and unstructured type.
- the first information includes one or a combination of the following:
- App information such as app ID
- connection capabilities e.g. SMS connection, Internet connection
- the PCF When configuring the type of relay data and the type of PDU session, the PCF needs to ensure that the PDU session of the second type can transmit the relay data of the first type.
- the relay data type corresponding to the first information configured to the Remote UE is also the Ethernet type
- the relay data type corresponding to the first information configured to the Remote UE is also an unstructured type
- the relay data type corresponding to the first information configured to the Remote UE may be an IP type or an Ethernet type or an IP type. structured type.
- the process of establishing the PC5 connection may include: Relay UE broadcasting multiple RSCs supported by itself.
- the Remote UE selects one of the multiple RSCs supported by the Relay UE, and sends a close-proximity connection establishment request to the Relay UE, requesting to establish a PC5 connection corresponding to the RSC.
- the Relay UE returns a short-range connection establishment response to the Remote UE, and establishes a PC5 connection corresponding to the RSC between the Relay UE and the Remote UE.
- the above content is only an example of the process of establishing a PC5 connection.
- the embodiments of the present application may also adopt other methods to establish a short-range communication connection between the Remote UE and the Relay UE, and the short-range communication connection may be a PC5 connection or other forms of communication. connect.
- the Remote UE determines the type of relay data according to the proximity communication configuration obtained from the PCF, and sends the relay data of this type to the Relay UE through the PC5 connection between the Relay UE and the Remote UE.
- the Relay UE determines the type of the PDU session between the Relay UE and the core network corresponding to the first information according to the proximity communication configuration obtained from the PCF, and establishes a PDU session of this type, through which data received from the Remote UE is used. relay. Since the above-mentioned second type of PDU session configured by the PCF can transmit the above-mentioned first type of relay data, the data received by the Relay UE from the Remote UE can be correctly transmitted.
- Embodiment 2 is a diagrammatic representation of Embodiment 1:
- FIG. 5 is a flowchart of the implementation of Embodiment 2 of the present application.
- the PCF sends a UE routing strategy to a terminal serving as a relay UE, and the UE routing strategy includes first information and a PDU corresponding to the first information. session type.
- the Remote UE and the Relay UE are configured accordingly through the PCF to avoid the type of data that the Remote UE sends to the Relay UE that needs to be relayed and the type of PDU session established between the Relay UE and the core network. Inconsistent situation, thus solving the problem that the Relay UE cannot correctly transmit the data received from the Remote UE.
- the above example is only an example, the method proposed in this application is not limited to use in a 5G network, and the session established between the above-mentioned Relay UE and the core network is not limited to a PDU session.
- FIG. 6 is a schematic flowchart of a method 600 for establishing a session according to an embodiment of the present application.
- the method may optionally be applied to the system shown in FIG. 1 or FIG. 2 . , but not limited to this.
- the method includes at least some of the following:
- the second terminal device receives the first information and first session type information corresponding to the first information from the network device, where the first session type information indicates the type of the first session;
- S620 The second terminal device establishes the first session of this type.
- the above-mentioned first session includes a PDU session.
- the type of the first session includes: IP type, Ethernet type or unstructured type.
- the above-mentioned first information includes at least one of the following:
- connection capability description information requested by the application.
- the above-mentioned second terminal device receives the first information and the first session type information corresponding to the first information from the network device, including:
- the second terminal device receives a proximity communication configuration from the network device, where the proximity communication configuration includes the first information and first session type information corresponding to the first information.
- the above-mentioned second terminal device receives the first information and the first session type information corresponding to the first information from the network device, including:
- the second terminal device receives the UE routing policy from the network device, where the UE routing policy includes the first information and first session type information corresponding to the first information.
- establishing the first session of the type by the second terminal device includes: establishing, by the second terminal device, the first session of the type corresponding to the first information.
- the above method further includes:
- the second terminal device receives the relay data from the first terminal device
- the second terminal device sends the relay data through the first session of this type.
- the above-mentioned first terminal device includes a terminal device serving as a Remote UE.
- the above-mentioned second terminal device includes a terminal device serving as a Relay UE.
- the above-mentioned network device includes a PCF.
- FIG. 7 is a schematic flowchart of a method 700 for setting a transmission type according to an embodiment of the present application, and the method may optionally be applied to those shown in FIG. 1 or FIG. 2 . system, but not limited to this.
- the method includes at least some of the following:
- the network device sends the first information and the relay data type information corresponding to the first information to the first terminal device, where the relay data type information indicates the first type of the relay data; and, the network device sends the second terminal to the second terminal.
- the device sends the first information and first session type information corresponding to the first information, where the first session type information indicates the second type of the first session;
- the first session of the second type can transmit the relay data of the first type.
- the above-mentioned first session includes a PDU session.
- the first type of the relay data includes: IP type, Ethernet type or unstructured type.
- the second type of the first session includes: IP type, Ethernet type or unstructured type;
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an Ethernet type, and the first session type information indicates the second type of the first session corresponding to the first information.
- Type is Ethernet type.
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an unstructured type, and the first session type information indicates the first type of the first session corresponding to the first information.
- the second type is an unstructured type.
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an IP type, an Ethernet type or an unstructured type, and the first session type information indicates that the first information
- the second type of the corresponding first session is an IP type.
- the above-mentioned first information includes at least one of the following:
- connection capability description information requested by the application.
- the above-mentioned network device sends the first information and the relay data type information corresponding to the first information to the first terminal device, including:
- the network device sends a short-range communication configuration to the first terminal device, where the short-range communication configuration includes first information and relay data type information corresponding to the first information.
- the above-mentioned network device sends the first information and the first session type information corresponding to the first information to the second terminal device, including:
- the network device sends a proximity communication configuration to the second terminal device, where the proximity communication configuration includes the first information and first session type information corresponding to the first information.
- the above-mentioned network device sends the first information and the first session type information corresponding to the first information to the second terminal device, including:
- the network device sends a UE routing strategy to the second terminal device, where the UE routing strategy includes the first information and first session type information corresponding to the first information.
- the above-mentioned network device includes a PCF.
- the above-mentioned first terminal equipment includes a terminal equipment serving as a Remote UE;
- the above-mentioned second terminal device includes a terminal device serving as a Relay UE.
- FIG. 8 is a schematic structural diagram of a first terminal device 800 according to an embodiment of the present application, including:
- a first receiving module 810 configured to receive the first information and the relay data type information corresponding to the first information from the network device, where the relay data type information indicates the type of the relay data;
- the first sending module 820 is configured to send the relay data of this type to the second terminal device.
- the type of the above-mentioned relay data includes: IP type, Ethernet type or unstructured type.
- the above-mentioned first information includes at least one of the following:
- connection capability description information requested by the application.
- the above-mentioned first receiving module 810 is configured to: receive a short-range communication configuration from a network device, where the short-range communication configuration includes the first information and relay data type information corresponding to the first information.
- the above-mentioned first terminal device further includes:
- the communication connection establishing module is used for establishing a short-range communication connection with the second terminal device, where the short-range communication connection corresponds to the first information.
- the above-mentioned first terminal device includes a terminal device serving as a remote user equipment Remote UE; the second terminal device includes a terminal device serving as a relay user equipment Relay UE.
- the above network device includes a policy control function PCF.
- FIG. 9 is a schematic structural diagram of a second terminal device 900 according to an embodiment of the present application, including:
- a second receiving module 910 configured to receive the first information and first session type information corresponding to the first information from the network device, where the first session type information indicates the type of the first session;
- the session establishment module 920 is configured to establish a first session of this type.
- the above-mentioned first session includes a PDU session.
- the type of the first session includes: IP type, Ethernet type or unstructured type.
- the above-mentioned first information includes at least one of the following:
- connection capability description information requested by the application.
- the above-mentioned second receiving module 910 is configured to: receive a short-range communication configuration from a network device, where the short-range communication configuration includes the first information and the first session type information corresponding to the first information.
- the above-mentioned second receiving module 910 is used for:
- a UE routing policy is received from the network device, where the UE routing policy includes the first information and first session type information corresponding to the first information.
- the above session establishment module 920 is configured to: establish a first session of the type corresponding to the first information.
- the above-mentioned second terminal device further includes:
- the relay module is configured to receive relay data from the first terminal device, and send the relay data through the first session of this type.
- the above-mentioned first terminal device includes a terminal device serving as a remote user equipment Remote UE.
- the above-mentioned second terminal device includes a terminal device serving as a relay user equipment Relay UE.
- the above network device includes a policy control function PCF.
- FIG. 10 is a schematic structural diagram of a network device 1000 according to an embodiment of the present application, including:
- the second sending module 1010 is configured to send the first information and the relay data type information corresponding to the first information to the first terminal device, where the relay data type information indicates the first type of the relay data; and, to the second terminal device The terminal device sends the first information and first session type information corresponding to the first information, where the first session type information indicates the second type of the first session;
- the first session of the second type can transmit the relay data of the first type.
- the above-mentioned first session includes a PDU session.
- the first type of the relay data includes: IP type, Ethernet type or unstructured type.
- the second type of the first session includes: IP type, Ethernet type or unstructured type;
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an Ethernet type, and the first session type information indicates the second type of the first session corresponding to the first information.
- Type is Ethernet type.
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an unstructured type, and the first session type information indicates the first type of the first session corresponding to the first information.
- the second type is an unstructured type.
- the above-mentioned relay data type information indicates that the first type of relay data corresponding to the first information is an IP type, an Ethernet type or an unstructured type, and the first session type information indicates that the first information
- the second type of the corresponding first session is an IP type.
- the above-mentioned first information includes at least one of the following:
- connection capability description information requested by the application.
- the above-mentioned second sending module 1010 is configured to: send the short-range communication configuration to the first terminal device, where the short-range communication configuration includes the first information and the relay data type information corresponding to the first information.
- the above-mentioned second sending module 1010 is configured to: send the short-range communication configuration to the second terminal device, where the short-range communication configuration includes the first information and the first session type information corresponding to the first information.
- the second sending module 1010 is configured to: send a UE routing policy to the second terminal device, where the UE routing policy includes the first information and the first session type information corresponding to the first information.
- the above-mentioned network device includes a PCF.
- the above-mentioned first terminal device includes a terminal device serving as a remote user equipment Remote UE; the second terminal device includes a terminal device serving as a relay user equipment Relay UE.
- the functions described by the modules (submodules, units, or components, etc.) in the first terminal device 800 , the second terminal device 900 , and the network device 1000 in this embodiment of the present application may be described by different modules (submodules). , unit or component, etc.), or can be realized by the same module (sub-module, unit or component, etc.), for example, the first sending module and the second sending module may be different modules or the same module. , all of which can achieve their corresponding functions in the embodiments of the present application.
- the sending module and the receiving module in the embodiments of the present application may be implemented by the transceiver of the device, and some or all of the other modules may be implemented by the processor of the device.
- FIG. 11 is a schematic structural diagram of a communication device 1100 according to an embodiment of the present application.
- the communication device 1100 shown in FIG. 11 includes a processor 1110, and the processor 1110 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
- the communication device 1100 may further include a memory 1120 .
- the processor 1110 may call and run a computer program from the memory 1120 to implement the methods in the embodiments of the present application.
- the memory 1120 may be a separate device independent of the processor 1110, or may be integrated in the processor 1110.
- the communication device 1100 may further include a transceiver 1130, and the processor 1110 may control the transceiver 1130 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 1110 may control the transceiver 1130 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 1130 may include a transmitter and a receiver.
- the transceiver 1130 may further include an antenna, and the number of the antenna may be one or more.
- the communication device 1100 may be the first terminal device or the second terminal device in this embodiment of the present application, and the communication device 1100 may implement the first terminal device or the second terminal device in each method of the embodiment of the present application.
- the corresponding process of implementation will not be repeated here.
- the communication device 1100 may be a network device of this embodiment of the present application, and the communication device 1100 may implement the corresponding processes implemented by the network device in each method of this embodiment of the present application, which is not repeated here for brevity.
- FIG. 12 is a schematic structural diagram of a chip 1200 according to an embodiment of the present application.
- the chip 1200 shown in FIG. 12 includes a processor 1210, and the processor 1210 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
- the chip 1200 may further include a memory 1220 .
- the processor 1210 may call and run a computer program from the memory 1220 to implement the methods in the embodiments of the present application.
- the memory 1220 may be a separate device independent of the processor 1210, or may be integrated in the processor 1210.
- the chip 1200 may further include an input interface 1230 .
- the processor 1210 can control the input interface 1230 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
- the chip 1200 may further include an output interface 1240 .
- the processor 1210 may control the output interface 1240 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 above-mentioned memory may be 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, special purpose computer, 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 order of execution, and the execution order 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
Description
Claims (70)
- 一种数据传输方法,包括:第一终端设备从网络设备接收第一信息和所述第一信息对应的中继数据类型信息,所述中继数据类型信息指示中继数据的类型;所述第一终端设备向第二终端设备发送所述类型的中继数据。
- 根据权利要求1所述的方法,所述中继数据的类型包括:国际互连协议IP类型、以太网类型或非结构化类型。
- 根据权利要求1或2所述的方法,所述第一信息包括以下至少之一:中继业务代码RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求1至3任一所述的方法,所述第一终端设备从网络设备接收第一信息和所述第一信息对应的中继数据类型信息,包括:所述第一终端设备从网络设备接收近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的中继数据类型信息。
- 根据权利要求1至4任一所述的方法,还包括:所述第一终端设备建立与所述第二终端设备之间的近距离通信连接,所述近距离通信连接对应所述第一信息。
- 根据权利要求1至5任一所述的方法,其中,所述第一终端设备包括作为远程用户设备Remote UE的终端设备;所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 根据权利要求1至6任一所述的方法,所述网络设备包括策略控制功能PCF。
- 一种建立会话的方法,包括:第二终端设备从网络设备接收第一信息和所述第一信息对应的第一会话类型信息,所述第一会话类型信息指示第一会话的类型;所述第二终端设备建立所述类型的第一会话。
- 根据权利要求8所述的方法,所述第一会话包括PDU会话。
- 根据权利要求8或9所述的方法,所述第一会话的类型包括:IP类型、以太网类型或非结构化类型。
- 根据权利要求8至10任一所述的方法,所述第一信息包括以下至少之一:RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求8至11任一所述的方法,所述第二终端设备从网络设备接收第一信息和所述第一信息对应的第一会话类型信息,包括:所述第二终端设备从网络设备接收近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求8至11任一所述的方法,所述第二终端设备从网络设备接收第一信息和所述第一信息对应的第一会话类型信息,包括:所述第二终端设备从网络设备接收UE路由选择策略,所述UE路由选择策略中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求8至13任一所述的方法,所述第二终端设备建立所述类型的第一会话,包括:所述第二终端设备建立对应所述第一信息的所述类型的第一会话。
- 根据权利要求8至14任一所述的方法,还包括:所述第二终端设备从第一终端设备接收中继数据;所述第二终端设备通过所述类型的第一会话发送所述中继数据。
- 根据权利要求15所述的方法,所述第一终端设备包括作为远程用户设备Remote UE的终端设备。
- 根据权利要求8至16任一所述的方法,所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 根据权利要求8或17任一所述的方法,所述网络设备包括策略控制功能PCF。
- 一种设置传输类型的方法,包括:网络设备向第一终端设备发送第一信息和所述第一信息对应的中继数据类型信息,所述中继数据类型信息指示中继数据的第一类型;并且,所述网络设备向第二终端设备发送所述第一信息和所述第一信息对应的第一会话类型信息,所述第一会话类型信息指示第一会话的第二类型;其中,所述第二类型的第一会话能够传输所述第一类型的中继数据。
- 根据权利要求19所述的方法,所述第一会话包括PDU会话。
- 根据权利要求19或20所述的方法,其中,所述中继数据的第一类型包括:IP类型、以太网类型或非结构化类型;所述第一会话的第二类型包括:IP类型、以太网类型或非结构化类型。
- 根据权利要求19至21任一所述的方法,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为以太网类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为以太网类型。
- 根据权利要求19至21任一所述的方法,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为非结构化类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为非结构化类型。
- 根据权利要求19至21任一所述的方法,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为IP类型、以太网类型或非结构化类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为IP类型。
- 根据权利要求19至24任一所述的方法,所述第一信息包括以下至少之一:RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求19至25任一所述的方法,所述网络设备向第一终端设备发送第一信息和所述第一信息对应的中继数据类型信息,包括:所述网络设备向第一终端设备发送近距离通信配置,所述近距离通信配置中包括第一信息和所述第一信息对应的中继数据类型信息。
- 根据权利要求19至25任一所述的方法,所述网络设备向第二终端设备发送所述第一信息和所述第一信息对应的第一会话类型信息,包括:所述网络设备向第二终端设备发送近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求19至25任一所述的方法,所述网络设备向第二终端设备发送所述第一信息和所述第一信息对应的第一会话类型信息,包括:所述网络设备向第二终端设备发送UE路由选择策略,所述UE路由选择策略中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求19至28任一所述的方法,所述网络设备包括PCF。
- 根据权利要求19至29任一所述的方法,其中,所述第一终端设备包括作为远程用户设备Remote UE的终端设备;所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 一种第一终端设备,包括:第一接收模块,用于从网络设备接收第一信息和所述第一信息对应的中继数据类型信息,所述中继数据类型信息指示中继数据的类型;第一发送模块,用于向第二终端设备发送所述类型的中继数据。
- 根据权利要求31所述的第一终端设备,所述中继数据的类型包括:国际互连协议IP类型、以太网类型或非结构化类型。
- 根据权利要求31或32所述的第一终端设备,所述第一信息包括以下至少之一:中继业务代码RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求31至33任一所述的第一终端设备,所述第一接收模块用于:从网络设备接收近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的中继数据类型信息。
- 根据权利要求31至34任一所述的第一终端设备,还包括:通信连接建立模块,用于建立与所述第二终端设备之间的近距离通信连接,所述近距离通信连接对应所述第一信息。
- 根据权利要求31至35任一所述的第一终端设备,其中,所述第一终端设备包括作为远程用户设备Remote UE的终端设备;所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 根据权利要求31至36任一所述的第一终端设备,所述网络设备包括策略控制功能PCF。
- 一种第二终端设备,包括:第二接收模块,用于从网络设备接收第一信息和所述第一信息对应的第一会话类型信息,所述第一会话类型信息指示第一会话的类型;会话建立模块,用于建立所述类型的第一会话。
- 根据权利要求38所述的第二终端设备,所述第一会话包括PDU会话。
- 根据权利要求38或39所述的第二终端设备,所述第一会话的类型包括:IP类型、以太网类型或非结构化类型。
- 根据权利要求38至40任一所述的第二终端设备,所述第一信息包括以下至少之一:RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求38至41任一所述的第二终端设备,所述第二接收模块用于:从网络设备接收近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求38至41任一所述的第二终端设备,所述第二接收模块用于:从网络设备接收UE路由选择策略,所述UE路由选择策略中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求38至43任一所述的第二终端设备,所述会话建立模块用于:建立对应所述第一信息的所述类型的第一会话。
- 根据权利要求38至44任一所述的第二终端设备,还包括:中继模块,用于从第一终端设备接收中继数据,通过所述类型的第一会话发送所述中继数据。
- 根据权利要求45所述的第二终端设备,所述第一终端设备包括作为远程用户设备Remote UE的终端设备。
- 根据权利要求38至46任一所述的第二终端设备,所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 根据权利要求38或47任一所述的第二终端设备,所述网络设备包括策略控制功能PCF。
- 一种网络设备,包括:第二发送模块,用于向第一终端设备发送第一信息和所述第一信息对应的中继数据类型信息,所述中继数据类型信息指示中继数据的第一类型;并且,向第二终端设备发送所述第一信息和所述第一信息对应的第一会话类型信息,所述第一会话类型信息指示第一会话的第二类型;其中,所述第二类型的第一会话能够传输所述第一类型的中继数据。
- 根据权利要求49所述的网络设备,所述第一会话包括PDU会话。
- 根据权利要求49或50所述的网络设备,其中,所述中继数据的第一类型包括:IP类型、以太网类型或非结构化类型;所述第一会话的第二类型包括:IP类型、以太网类型或非结构化类型。
- 根据权利要求49至51任一所述的网络设备,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为以太网类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为以太网类型。
- 根据权利要求49至51任一所述的网络设备,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为非结构化类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为非结构化类型。
- 根据权利要求49至51任一所述的网络设备,其中,所述中继数据类型信息指示所述第一信息对应的中继数据的第一类型为IP类型、以太网类型或非结构化类型,并且,所述第一会话类型信息指示所述第一信息对应的第一会话的第二类型为IP类型。
- 根据权利要求49至54任一所述的网络设备,所述第一信息包括以下至少之一:RSC;应用信息;域名信息;应用请求的连接能力描述信息。
- 根据权利要求49至55任一所述的网络设备,所述第二发送模块用于:向第一终端设备发送近距离通信配置,所述近距离通信配置中包括第一信息和所述第一信息对应的中继数据类型信息。
- 根据权利要求49至55任一所述的网络设备,所述第二发送模块用于:向第二终端设备发送近距离通信配置,所述近距离通信配置中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求49至55任一所述的网络设备,所述第二发送模块用于:向第二终端设备发送UE路由选择策略,所述UE路由选择策略中包括所述第一信息和所述第一信息对应的第一会话类型信息。
- 根据权利要求49至58任一所述的网络设备,所述网络设备包括PCF。
- 根据权利要求49至59任一所述的网络设备,其中,所述第一终端设备包括作为远程用户设备Remote UE的终端设备;所述第二终端设备包括作为中继用户设备Relay UE的终端设备。
- 一种终端设备,包括:处理器、存储器和收发器,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,并控制所述收发器,执行如权利要求1至18中任一项所述的方法。
- 一种网络设备,包括:处理器、存储器和收发器,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,并控制所述收发器,执行如权利要求19至30中任一项所述的方法。
- 一种芯片,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至18中任一项所述的方法。
- 一种芯片,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求19至30中任一项所述的方法。
- 一种计算机可读存储介质,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18中任一项所述的方法。
- 一种计算机可读存储介质,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19至30中任一项所述的方法。
- 一种计算机程序产品,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18中任一项所述的方法。
- 一种计算机程序产品,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19至30中任一项所述的方法。
- 一种计算机程序,所述计算机程序使得计算机执行如权利要求1至18中任一项所述的方法。
- 一种计算机程序,所述计算机程序使得计算机执行如权利要求19至30中任一项所述的方法。
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| EP21921815.3A EP4255090B1 (en) | 2021-01-28 | 2021-01-28 | Data transmission method and related methods, communication device and system with network device |
| CN202180070788.1A CN116530198A (zh) | 2021-01-28 | 2021-01-28 | 一种数据传输方法、终端设备和网络设备 |
| JP2023540975A JP7673205B2 (ja) | 2021-01-28 | 2021-01-28 | データ伝送方法、端末装置及びネットワーク装置 |
| KR1020237022986A KR20230132773A (ko) | 2021-01-28 | 2021-01-28 | 데이터 전송 방법, 단말 기기 및 네트워크 기기 |
| US18/340,700 US12425946B2 (en) | 2021-01-28 | 2023-06-23 | Terminal device and network device |
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| WO2024065137A1 (zh) * | 2022-09-26 | 2024-04-04 | Oppo广东移动通信有限公司 | 配置信息获取方法, 配置信息转发方法以及终端设备 |
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| WO2021190504A1 (en) * | 2020-03-25 | 2021-09-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods, apparatuses and computer-readable medium for device-to-device communication |
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| EP4255090B1 (en) | 2026-05-06 |
| US20230337111A1 (en) | 2023-10-19 |
| KR20230132773A (ko) | 2023-09-18 |
| US12425946B2 (en) | 2025-09-23 |
| CN116530198A (zh) | 2023-08-01 |
| EP4255090A1 (en) | 2023-10-04 |
| JP2024509035A (ja) | 2024-02-29 |
| JP7673205B2 (ja) | 2025-05-08 |
| EP4255090A4 (en) | 2023-12-20 |
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