WO2020087546A1 - 一种网络信息传输方法、获取方法、网络设备及终端设备 - Google Patents

一种网络信息传输方法、获取方法、网络设备及终端设备 Download PDF

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Publication number
WO2020087546A1
WO2020087546A1 PCT/CN2018/113845 CN2018113845W WO2020087546A1 WO 2020087546 A1 WO2020087546 A1 WO 2020087546A1 CN 2018113845 W CN2018113845 W CN 2018113845W WO 2020087546 A1 WO2020087546 A1 WO 2020087546A1
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Prior art keywords
network
information
terminal device
networks
share
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PCT/CN2018/113845
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English (en)
French (fr)
Inventor
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 CN201880095425.1A priority Critical patent/CN112385271A/zh
Priority to PCT/CN2018/113845 priority patent/WO2020087546A1/zh
Publication of WO2020087546A1 publication Critical patent/WO2020087546A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Definitions

  • the present invention relates to the field of information processing technology, and in particular, to a network information transmission method, acquisition method, terminal device, network device, chip, computer-readable storage medium, computer program product, and computer program.
  • public network systems are usually deployed, that is, public land networks based on PLMN.
  • Terminal equipment can be simultaneously connected to at least two networks, which can include non-public network (NPN network) and PLMN network; among them, non-public network (NPN network) can be used in office scenes, home scenes, factories, in order Can more effectively and securely manage the network deployed by local users or managers.
  • NPN network non-public network
  • NPN network can be used in office scenes, home scenes, factories, in order Can more effectively and securely manage the network deployed by local users or managers.
  • both the network terminal and the terminal need to know the network information of the called service.
  • embodiments of the present invention provide a network information transmission method, acquisition method, terminal device, network device, chip, computer-readable storage medium, computer program product, and computer program.
  • an embodiment of the present invention provides a network information transmission method, which is applied to a first network device and includes:
  • the first network is a network that sends downlink data to the first terminal device; the first terminal device can simultaneously access at least two networks, and The at least two networks include at least the first network; the access network shared by the at least two networks, and the at least two networks share the core network, or the core network is not shared;
  • an embodiment of the present invention provides a network information acquisition method, which is applied to a terminal device and includes:
  • the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two The network shares the core network, or does not share the core network.
  • a network information transmission method which is applied to a second network device and includes:
  • the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; the At least two networks share an access network, and the at least two networks share a core network, or do not share a core network;
  • the third network device Based on the downlink data for the first terminal device, notify the third network device of the network information of the first network; wherein, the first network is a network that sends downlink data to the first terminal device.
  • a network information transmission method which is applied to a third network device and includes:
  • the first network is a network that sends downlink data to the first terminal device;
  • the first terminal device can simultaneously access at least Two networks, and the at least two networks include at least the first network;
  • the at least two networks share an access network, and the at least two networks share a core network, or do not share a core network;
  • a first network device including:
  • the first communication unit receives the network information of the first network from the third network device; sends a paging message containing the network information of the first network to the first terminal device; wherein, the first network is directed to the first A network where terminal devices send downlink data; the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; and an access network shared by the at least two networks And the at least two networks share the core network, or do not share the core network.
  • a terminal device including:
  • a second communication unit receiving a paging message sent from the network side, and acquiring network information of the first network from the paging message;
  • the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two The network shares the core network, or does not share the core network.
  • a second network device including:
  • the third communication unit obtains the downlink data for the first terminal device from the first network; wherein the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first A network; the at least two networks share an access network, and the at least two networks share a core network, or do not share a core network; based on the downlink data for the first terminal device, notify the third network device of the first Network information of a network; wherein, the first network is a network that sends downlink data to the first terminal device.
  • a third network device including:
  • a fourth communication unit acquiring information sent by the second network device
  • a fourth processing unit based on the information sent by the second network device, acquiring network information of the first network; wherein, the first network is a network that sends downlink data to the first terminal device; the first terminal device Can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two networks share a core network, or do not share Core Network;
  • the fourth communication unit sends the network information of the first network to the first network device.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the first aspect, the third method, the fourth aspect, or the methods in the various implementations thereof.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the above-mentioned second aspect or various implementations thereof.
  • a chip is provided for implementing the method in the above first aspect or each implementation manner thereof.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the chip executes any one of the first to fourth aspects described above or various implementations thereof method.
  • a computer-readable storage medium for storing a computer program that causes a computer to execute the method in any one of the first to fourth aspects or the various implementations thereof.
  • a computer program product including computer program instructions, the computer program instructions causing a computer to execute the method in any one of the above first to fourth aspects or the respective implementations thereof.
  • a fourteenth aspect there is provided a computer program which, when run on a computer, causes the computer to execute the method in any one of the above first to fourth aspects or their respective implementations.
  • the network information including the corresponding first network is added to the paging message, thereby enabling the first terminal device to obtain the sent paging message .
  • the first terminal device determines the target network of the data to be exchanged, and improves the system processing efficiency.
  • FIG. 1 is a schematic diagram 1 of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic flowchart 1 of a network information transmission method according to an embodiment of the present application
  • FIG. 3 is a schematic diagram 1 of a network composition structure provided by an embodiment of the present invention.
  • FIG. 4 is a second schematic diagram of a network composition structure provided by an embodiment of the present invention.
  • FIG. 5 is a second schematic flowchart of a network information transmission method according to an embodiment of the present invention.
  • FIG. 6 is a schematic flowchart of a method for acquiring network information according to an embodiment of the present invention.
  • FIG. 7 is a schematic flowchart 3 of a network information transmission method according to an embodiment of the present invention.
  • FIG. 8 is a fourth schematic flowchart of a network information transmission method according to an embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram 1 of a composition of a network device according to an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a terminal device composition provided by an embodiment of the present invention.
  • FIG. 11 is a schematic structural diagram 2 of a composition of a network device according to an embodiment of the present invention.
  • FIG. 12 is a schematic structural diagram 3 of a composition of a network device according to an embodiment of the present invention.
  • FIG. 13 is a schematic structural diagram of a composition of a communication device according to an embodiment of the present invention.
  • FIG. 14 is a schematic block diagram of a chip provided by an embodiment of the present application.
  • 15 is a schematic diagram 2 of a communication system architecture provided by an embodiment of the present application.
  • GSM Global System of Mobile
  • CDMA Code Division Multiple Access
  • WCDMA Broadband Code Division Multiple Access
  • GPRS general packet radio service
  • LTE Long-term evolution
  • FDD Freq terminal equipment ncy Division Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Global Interoperability for Microwave Access
  • the communication system 100 applied in the embodiments of the present application may be as shown in FIG. 1.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or referred to as a communication terminal, terminal).
  • the network device 110 can provide communication coverage for a specific geographic area, and can communicate with terminal devices located within the coverage area.
  • the network device 110 may be a network device (Base Transceiver Station, BTS) in a GSM system or a CDMA system, a network device (NodeB, NB) in a WCDMA system, or an evolution in an LTE system Type network equipment (Evolutional Node B, eNB or eNodeB), or a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN), or the network equipment may be a mobile switching center, a relay station, an access point, Vehicle-mounted devices, wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks or network devices in future public land mobile networks (Public Land Mobile Network, PLMN), etc.
  • BTS Base Transceiver Station
  • NodeB, NB network device
  • Evolutional Node B, eNB or eNodeB Evolutional Node B, eNB or eNodeB
  • a wireless controller in a cloud radio access network Cloud Radio Access Network, CRAN
  • the network equipment may
  • the communication system 100 also includes at least one terminal device 120 within the coverage of the network device 110.
  • terminal equipment includes, but is not limited to, connections via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Lines (DSL), digital cables, and direct cable connections ; And / or another data connection / network; and / or via wireless interfaces, such as for cellular networks, wireless local area networks (Wireless Local Area Network, WLAN), digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and / or another terminal device configured to receive / transmit communication signals; and / or Internet of Things (IoT) equipment.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Lines
  • WLAN wireless local area networks
  • digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter
  • IoT Internet of Things
  • Terminal devices configured to communicate through a wireless interface may be referred to as “wireless communication terminals", “wireless terminals", or “mobile terminals”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; Personal Communication Systems (PCS) terminals that can combine cellular radiotelephones with data processing, fax, and data communication capabilities; can include radiotelephones, pagers, Internet / internal PDA with network access, web browser, notepad, calendar, and / or Global Positioning System (GPS) receiver; and conventional laptop and / or palm-type receivers or others including radiotelephone transceivers Electronic device.
  • PCS Personal Communication Systems
  • GPS Global Positioning System
  • Terminal equipment can refer to access terminal, user equipment (User Equipment), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent Or user device.
  • Access terminals can be cellular phones, cordless phones, Session Initiation Protocol (SIP) phones, wireless local loop (Wireless Local Loop, WLL) stations, personal digital processing (Personal Digital Assistant (PDA), wireless communication Functional handheld devices, computing devices, or other processing devices connected to a wireless modem, in-vehicle devices, wearable devices, terminal devices in a 5G network, or terminal devices in a future-evolving PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • terminal equipment 120 may perform terminal direct connection (Device to Device, D2D) communication.
  • the 5G system or 5G network may also be referred to as a New Radio (NR) system or NR network.
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and each network device may include other numbers of terminal devices within the coverage area. This application The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • the devices with communication functions in the network / system in the embodiments of the present application may be referred to as communication devices.
  • the communication device may include a network device 110 and a terminal device 120 with a communication function, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here
  • the communication device may also include other devices in the communication system 100, such as network controllers, mobility management entities, and other network entities, which are not limited in the embodiments of the present application.
  • An embodiment of the present invention provides a network information transmission method, which is applied to a first network device, as shown in FIG. 2, and includes:
  • Step 201 Receive network information of a first network from a third network device; wherein, the first network is a network that sends downlink data to a first terminal device; the first terminal device can simultaneously access at least two A network, and the at least two networks include at least the first network; an access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network;
  • Step 202 Send a paging message containing network information of the first network to the first terminal device.
  • the terminal device can simultaneously access at least two networks, for example, access to two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or manager layout Private network or non-public network (NPN network), only authorized users with access have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two different PLMN; or, one 5GS and the other is EPC; or, two different non-public networks.
  • NPN network Private network or non-public network
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the first network device in this embodiment may be an access and mobility management function (AMF, Access and Mobility Management Function) in a communication network.
  • the third network device may be a session management function (SMF, Session Management Function) in the core network.
  • AMF access and mobility management function
  • SMF Session Management Function
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the method when receiving the network information of the first network from the third network device, the method further includes:
  • the third network device may be a core network device in the network where the UE currently acquires data, for example, it may be a session management function (SMF, Session Management Function).
  • SMF Session Management Function
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the sending a paging message containing the network information of the first network to the first terminal device may be sending a paging message containing the network information of the first network to the first terminal device through the radio access network RAN .
  • the method After sending the paging message containing the network information of the first network to the first terminal device, the method further includes:
  • the service request includes network information of the first network.
  • the terminal device after receiving the paging message, the terminal device also learns from which network it received the page, or from which network the communication request sent by the second terminal device is sent, and then passes through the first network
  • the device receives the service request sent by the first terminal device; further, the service request is transmitted to the corresponding target network based on the network information of the first network included in the service request. For example, the current network that the first terminal device can access is the first network and the second network.
  • the first terminal device Based on the paging message, the first terminal device can learn that the paging message is a page from the first network, and thus can indicate the first network
  • the device sends the service request to the corresponding first network.
  • the UPF receives the downlink data from the DN for the first terminal device, which may contain the network information of the first network, that is, the NPN; that is, the external data network has downlink data sent to the terminal through UPF Send downlink data to the first terminal device; this external network may be a network from an external server, or other UPF, or any other third-party network entity, or other access network;
  • the UPF sends a downlink data notification to the SMF.
  • the SMF may also contain at least one of PDU session information, connection information, and network information;
  • the UPF sends a downlink data notification to the SMF, and the SMF determines at least one of PDU session information, connection information, and network information;
  • the SMF sends a downlink data notification to the AMF.
  • it may also contain at least one of PDU session information, connection information, and network information;
  • the AMF determines the network information of the first network based on at least one of PDU session information, connection information, and network information of the first network;
  • the AMF sends a paging message to the first terminal device through the NG-RAN, and includes the network information of the first network in the paging message.
  • the terminal may determine which network the called service belongs to based on the network information therein, and initiate a service request in the network.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a network information acquisition method, which is applied to a terminal device, as shown in FIG. 6, and includes:
  • Step 601 Receive a paging message from the network side, and obtain network information of the first network from the paging message;
  • the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two The network shares the core network, or does not share the core network.
  • the terminal device can simultaneously access at least two networks, for example, access to two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or manager layout Private network or non-public network (NPN network), only authorized users with access have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two different PLMN; or, one 5GS and the other is EPC; or, two different non-public networks.
  • NPN network Private network or non-public network
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the receiving paging message sent by the network side may be a paging message sent by the first network device in the network to the first terminal device through the wireless access network.
  • the first network device may be an access and mobility management function (AMF, Access and Mobility Management Function) in the communication network.
  • AMF Access and Mobility Management Function
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the acquiring downlink data for the first terminal device from the first network includes:
  • the third network device may be a core network device in the network where the UE currently acquires data, for example, it may be a session management function (SMF, Session Management Function).
  • SMF Session Management Function
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the method After receiving the paging message from the network side, the method further includes:
  • the first network that initiates the called service is determined according to the network information contained in the paging message, and a service request is initiated to the first network; wherein, the service request includes information of the first network.
  • the terminal device After receiving the paging message, the terminal device will know which network it received the paging from, or the communication request sent from the second terminal device in which network, through the first network device Receiving the service request sent by the first terminal device; further, transmitting the service request to the corresponding target network based on the network information of the first network included in the service request. For example, the current network that the first terminal device can access is the first network and the second network. Based on the paging message, the first terminal device can learn that the paging message is a page from the first network, and thus can indicate the first network The device sends the service request to the corresponding first network. It should also be understood that, after the first terminal device initiates a service request to the first network, the core network of the first network may perform data interaction with the first terminal device through the shared access network, which will not be repeated here.
  • the UPF receives the downlink data from the DN for the first terminal device, which may contain the network information of the first network, that is, the NPN; that is, the external data network has downlink data sent to the terminal through UPF Send downlink data to the first terminal device; this external network may be a network from an external server, or other UPF, or any other third-party network entity, or other access network;
  • the UPF sends a downlink data notification to the SMF.
  • the SMF may also contain at least one of PDU session information, connection information, and network information;
  • the UPF sends a downlink data notification to the SMF, and the SMF determines at least one of PDU session information, connection information, and network information;
  • the SMF sends a downlink data notification to the AMF.
  • it may also contain at least one of PDU session information, connection information, and network information;
  • the AMF determines the network information of the first network based on at least one of PDU session information, connection information, and network information of the first network;
  • the AMF sends a paging message to the first terminal device through the NG-RAN, and includes the network information of the first network in the paging message. After receiving the paging message, the terminal determines which network the called service belongs to based on the network information therein, and initiates a service request in the network.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a network information transmission method, which is applied to a second network device, as shown in FIG. 7, and includes:
  • Step 701 Obtain downlink data for a first terminal device from a first network; wherein the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network The at least two networks share an access network, and the at least two networks share a core network, or do not share a core network;
  • Step 702 Based on the downlink data for the first terminal device, notify the third network device of the network information of the first network; wherein, the first network is a network that sends downlink data to the first terminal device.
  • the first terminal device can simultaneously access at least two networks, for example, two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or management
  • the layout of the private network or non-public network (NPN network), only authorized users with access to have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two Different PLMNs; or, one 5GS and the other EPC; or, two different non-public networks.
  • the access network shared by the at least two networks, and the at least two networks share the core network, or do not share the core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the second network device may be a user plane function (UPF, User Plane Function) in the core network;
  • the third network device may be a core network device in the network where the UE currently obtains data, such as , Can be the session management function (SMF, SessionManagementFunction).
  • SMF SessionManagementFunction
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the second network device and the third network device can be the same device, but only need to realize the UPF and SMF equipment. In other words, the UPF and SMF can be implemented in the same network equipment. It can be implemented in different network devices, which is not limited in this embodiment.
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the notification of the network information of the first network to the third network device based on the downlink data for the first terminal device includes two methods, one is an implicit method and the other is an explicit method, specifically:
  • One way is to send the downlink data for the first terminal device from the first network and the network information of the first network to the third network device.
  • the second network device may directly send the network information of the first network to the third network device.
  • Another way is to indicate the network information of the first network for the third network device based on the transmission channel with the third network device.
  • the channel between the third network device and the second network device may correspond to different notifications for different networks. Therefore, the network information of the first network may be implicitly indicated by selecting a channel for sending downlink data notifications.
  • the UPF receives the downlink data from the DN for the first terminal device, which may contain the network information of the first network, that is, the NPN; that is, the external data network has downlink data sent to the terminal through UPF Send downlink data to the first terminal device; this external network may be a network from an external server, or other UPF, or any other third-party network entity, or other access network;
  • the UPF sends a downlink data notification to the SMF.
  • the SMF may also contain at least one of PDU session information, connection information, and network information;
  • the UPF sends a downlink data notification to the SMF, and the SMF determines at least one of PDU session information, connection information, and network information;
  • the SMF sends a downlink data notification to the AMF.
  • it may also contain at least one of PDU session information, connection information, and network information;
  • the AMF determines the network information of the first network based on at least one of PDU session information, connection information, and network information of the first network;
  • the AMF sends a paging message to the first terminal device through the NG-RAN, and includes the network information of the first network in the paging message. After receiving the paging message, the terminal determines which network the called service belongs to based on the network information therein, and initiates a service request in the network.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a network information transmission method, which is applied to a third network device, as shown in FIG. 8, and includes:
  • Step 801 Obtain information sent by the second network device
  • Step 802 Obtain the network information of the first network based on the information sent by the second network device; wherein, the first network is a network that sends downlink data to the first terminal device; the first terminal device can simultaneously Access to at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two networks share a core network, or do not share a core network ;
  • Step 803 Send the network information of the first network to the first network device.
  • the first terminal device can simultaneously access at least two networks, for example, two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or management
  • the layout of the private network or non-public network (NPN network), only authorized users with access to have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two Different PLMNs; or, one 5GS and the other EPC; or, two different non-public networks.
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the second network device may be a user plane function (UPF, User Plane Function) in the core network;
  • the third network device may be a core network device in the network where the UE currently obtains data, such as , Can be the session management function (SMF, SessionManagementFunction).
  • SMF SessionManagementFunction
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the second network device and the third network device can be the same device, but only need to realize the UPF and SMF equipment. In other words, the UPF and SMF can be implemented in the same network equipment. It can be implemented in different network devices, which is not limited in this embodiment.
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the obtaining network information of the first network based on the information sent by the second network device includes two methods, one is an implicit method and the other is an explicit method, specifically:
  • One way is to obtain at least the network information of the first network from the information sent by the second network device.
  • the second network device can directly send a downlink data notification to the third network device, and carries at least one of PDU session information, connection information, and network information of the first network; correspondingly, the third network device can The network information of the first network is directly received.
  • Another way is to determine the network information of the first network through the transmission channel with the second network device
  • the channel between the third network device and the second network device may correspond to different notifications for different networks. Therefore, the channel through which the second network device sends the downlink data notification may be used to determine 3. Network information of the first network indicated by the network device.
  • the UPF receives the downlink data from the DN for the first terminal device, which may contain the network information of the first network, that is, the NPN; that is, the external data network has downlink data sent to the terminal through UPF Send downlink data to the first terminal device; this external network may be a network from an external server, or other UPF, or any other third-party network entity, or other access network;
  • the UPF sends a downlink data notification to the SMF.
  • the SMF may also contain at least one of PDU session information, connection information, and network information;
  • the UPF sends a downlink data notification to the SMF, and the SMF determines at least one of PDU session information, connection information, and network information;
  • the SMF sends a downlink data notification to the AMF.
  • it may also contain at least one of PDU session information, connection information, and network information;
  • the AMF determines the network information of the first network based on at least one of PDU session information, connection information, and network information of the first network;
  • the AMF sends a paging message to the first terminal device through the NG-RAN, and includes the network information of the first network in the paging message. After receiving the paging message, the terminal determines which network the called service belongs to based on the network information therein, and initiates a service request in the network.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a first network device, as shown in FIG. 9, including:
  • the first communication unit 91 receives the network information of the first network sent by the third network device; wherein, the first network is a network that sends downlink data to the first terminal device; the first terminal device can access simultaneously At least two networks, and the at least two networks include at least the first network; the access network shared by the at least two networks, and the at least two networks share the core network, or the core network is not shared; Send a paging message containing the network information of the first network to the first terminal device.
  • the terminal device can simultaneously access at least two networks, for example, access to two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or manager layout Private network or non-public network (NPN network), only authorized users with access have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two different PLMN; or, one 5GS and the other is EPC; or, two different non-public networks.
  • NPN network Private network or non-public network
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the first network device in this embodiment may be an access and mobility management function (AMF, Access and Mobility Management Function) in a communication network.
  • the third network device may be a session management function (SMF, Session Management Function) in the core network.
  • AMF access and mobility management function
  • SMF Session Management Function
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the first communication unit 91 receives the downlink data notification for the first terminal device from the first network sent from the third network device.
  • the third network device may be a core network device in the network where the UE currently acquires data, for example, it may be a session management function (SMF, Session Management Function).
  • SMF Session Management Function
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the sending of the paging message containing the network information of the first network to the first terminal device may be sending the paging message to the first terminal device through the radio access network RAN.
  • the first communication unit 91 receives the service request sent by the first terminal device, and sends the service request to the first network; wherein, the service request includes network information of the first network.
  • the terminal device after receiving the paging message, the terminal device also learns from which network it received the page, or from which network the communication request sent by the second terminal device is sent, and then passes through the first network
  • the device receives the service request sent by the first terminal device; further, the service request is transmitted to the corresponding target network based on the network information of the first network included in the service request. For example, the current network that the first terminal device can access is the first network and the second network.
  • the first terminal device Based on the paging message, the first terminal device can learn that the paging message is a page from the first network, and thus can indicate the first network
  • the device sends the service request to the corresponding first network.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a terminal device, as shown in FIG. 10, including:
  • the second communication unit 1001 receives a paging message sent from the network side, and obtains network information of the first network from the paging message;
  • the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two The network shares the core network, or does not share the core network.
  • the terminal device can simultaneously access at least two networks, for example, access to two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or manager layout Private network or non-public network (NPN network), only authorized users with access have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two different PLMN; or, one 5GS and the other is EPC; or, two different non-public networks.
  • NPN network Private network or non-public network
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the receiving paging message sent by the network side may be a paging message sent by the first network device in the network to the first terminal device through the wireless access network.
  • the first network device may be an access and mobility management function (AMF, Access and Mobility Management Function) in the communication network.
  • AMF Access and Mobility Management Function
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the second communication unit 1001 receives downlink data from the first network and directed to the first terminal device from the third network device.
  • the third network device may be a core network device in the network where the UE currently acquires data, for example, it may be a session management function (SMF, Session Management Function).
  • SMF Session Management Function
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the second communication unit 1001 determines the first network initiating the called service according to the network information contained in the paging message, and initiates a service request to the first network; wherein, the service request includes information of the first network .
  • the terminal device After receiving the paging message, the terminal device will know which network it received the paging from, or the communication request sent from the second terminal device in which network, through the first network device Receiving the service request sent by the first terminal device; further, transmitting the service request to the corresponding target network based on the network information of the first network included in the service request. For example, the current network that the first terminal device can access is the first network and the second network. Based on the paging message, the first terminal device can learn that the paging message is a page from the first network, and thus can indicate the first network The device sends the service request to the corresponding first network. It should also be understood that, after the first terminal device initiates a service request to the first network, the core network of the first network may perform data interaction with the first terminal device through the shared access network, which will not be repeated here.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a second network device, as shown in FIG. 11, including:
  • the third communication unit 1101 obtains downlink data for the first terminal device from the first network; wherein the first terminal device can simultaneously access at least two networks, and the at least two networks include at least the A first network; the at least two networks share an access network, and the at least two networks share a core network, or do not share a core network; based on the downlink data for the first terminal device, to a third network device Notify the network information of the first network; wherein, the first network is a network that sends downlink data to the first terminal device.
  • the first terminal device can simultaneously access at least two networks, for example, two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or management
  • the layout of the private network or non-public network (NPN network), only authorized users with access to have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two Different PLMNs; or, one 5GS and the other EPC; or, two different non-public networks.
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the second network device may be a user plane function (UPF, User Plane Function) in the core network;
  • the third network device may be a core network device in the network where the UE currently obtains data, such as , Can be the session management function (SMF, SessionManagementFunction).
  • SMF SessionManagementFunction
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the second network device and the third network device can be the same device, but only need to realize the UPF and SMF equipment. In other words, the UPF and SMF can be implemented in the same network equipment. It can be implemented in different network devices, which is not limited in this embodiment.
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the notification of the network information of the first network to the third network device based on the downlink data for the first terminal device includes two methods, one is an implicit method and the other is an explicit method, specifically:
  • the third communication unit 1101 sends downlink data for the first terminal device from the first network and network information of the first network to the third network device.
  • the second network device may directly send the network information of the first network to the third network device.
  • the third communication unit 1101 instructs the third network device of the network information of the first network based on the transmission channel with the third network device.
  • the channel between the third network device and the second network device may correspond to different notifications for different networks. Therefore, the network information of the first network may be implicitly indicated by selecting a channel for sending downlink data notifications.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • An embodiment of the present invention provides a third network device, as shown in FIG. 12, including:
  • the fourth communication unit 1201 obtains information sent by the second network device
  • the fourth processing unit 1202 obtains the network information of the first network based on the information sent by the second network device; wherein, the first network is a network that sends downlink data to the first terminal device; the first terminal The device can simultaneously access at least two networks, and the at least two networks include at least the first network; the at least two networks share an access network, and the at least two networks share a core network, or not Shared core network;
  • the fourth communication unit 1201 sends the network information of the first network to the first network device.
  • the first terminal device can simultaneously access at least two networks, for example, two networks at the same time, one is a mobile communication network and a private network, where the private network can be understood as a local user or management
  • the layout of the private network or non-public network (NPN network), only authorized users with access to have access to the private network or non-public network; or, the above method can also be adapted to other scenarios, two Different PLMNs; or, one 5GS and the other EPC; or, two different non-public networks.
  • An access network shared by the at least two networks, and the at least two networks share a core network, or do not share a core network.
  • two PLMNs share the same access network; or, 5GC and EPC are connected to the same access network; or, two different non-public networks, that is, NPN networks are connected to the same access network.
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and both networks can also Share the same core network, that is, the core network (CN) shown in the figure is shared by two networks.
  • NG next-generation
  • Radio Access Network Radio Access Network
  • CN core network
  • two networks can share an access network, that is, the next-generation (NG) Radio Access Network (RAN, Radio Access Network) shown in the figure is shared by PLMN and NPN, and the core of the two networks
  • the network is separated, that is, the core network (CN) shown in the figure is PLMN CN and NPN CN.
  • the second network device may be a user plane function (UPF, User Plane Function) in the core network;
  • the third network device may be a core network device in the network where the UE currently obtains data, such as , Can be the session management function (SMF, SessionManagementFunction).
  • SMF SessionManagementFunction
  • the third network device sends data to the first network device, that is, when sending downlink data for the first terminal device to the first network device, it may include PDU session information, network information of the first network, and connection information.
  • the PDU session information may be a PDU session ID.
  • the second network device and the third network device can be the same device, but only need to realize the UPF and SMF equipment. In other words, the UPF and SMF can be implemented in the same network equipment. It can be implemented in different network devices, which is not limited in this embodiment.
  • the network information includes at least one of the following:
  • Network identification information network name information, network type, and identification information of the first terminal device in the first network.
  • the identification information of the first terminal device in the first network may be permanent identification information of the first terminal device in the first network or temporary identification information.
  • the obtaining network information of the first network based on the information sent by the second network device includes two methods, one is an implicit method and the other is an explicit method, specifically:
  • the fourth processing unit 1202 obtains at least the network information of the first network from the information sent by the second network device.
  • the second network device can directly send a downlink data notification to the third network device, and carries at least one of PDU session information, connection information, and network information of the first network; correspondingly, the third network device can The network information of the first network is directly received.
  • the fourth processing unit 1202 determines the network information of the first network through a transmission channel with the second network device
  • the channel between the third network device and the second network device may correspond to different notifications for different networks. Therefore, the channel through which the second network device sends the downlink data notification may be used to determine 3. Network information of the first network indicated by the network device.
  • the network information containing the corresponding first network can be added to the paging message, so that the first terminal device can obtain the target network from which the paging message is sent, Then, when the first terminal device can access at least two networks, the first terminal device determines the target network of the data to be exchanged, thereby improving system processing efficiency.
  • FIG. 13 is a schematic structural diagram of a communication device 1300 provided by an embodiment of the present application.
  • the communication device may be the foregoing terminal device or network device of this embodiment.
  • the communication device 1300 shown in FIG. 13 includes a processor 1310.
  • the processor 1310 can call and run a computer program from the 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 can call and run the computer program from the memory 1320 to implement the method 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 Information or data sent by the 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 Information or data sent by the device.
  • the transceiver 1330 may include a transmitter and a receiver.
  • the transceiver 1330 may further include antennas, and the number of antennas may be one or more.
  • the communication device 1300 may specifically be a network device according to an embodiment of the present application, and the communication device 1300 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application. .
  • the communication device 1300 may specifically be a terminal device or a network device according to an embodiment of this application, and the communication device 1300 may implement the corresponding process implemented by the mobile terminal / terminal device in each method of this embodiment. It is concise and will not be repeated here.
  • FIG. 14 is a schematic structural diagram of a chip 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 the memory to implement the method in the embodiments of the present application.
  • the chip 1400 may further include a memory 1420.
  • the processor 1410 can call and run a computer program from the memory 1420 to implement the method 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. Specifically, it can obtain information or data sent by other devices or chips.
  • the chip 1400 may further include an output interface 1440.
  • the processor 1410 can control the output interface 1440 to communicate with other devices or chips. Specifically, it can output information or data to other devices or chips.
  • the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip may be applied to the network device in the embodiment of the present application, and the chip may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • chips mentioned in the embodiments of the present application may also be referred to as system-on-chips, system chips, chip systems, or system-on-chip chips.
  • the communication system 1500 includes a terminal device 1510 and a network device 1520.
  • the terminal device 1510 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 1520 can be used to implement the corresponding functions implemented by the network device in the above method.
  • the processor in the embodiment of the present application may be an integrated circuit chip, which has signal processing capabilities.
  • each step of the foregoing method embodiment may be completed by an integrated logic circuit of hardware in a processor or instructions in the form of software.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an existing programmable gate array (Field Programmable Gate Array, FPGA), or other available Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application may be implemented or executed.
  • the general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied and executed by a hardware decoding processor, or may be executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a mature storage medium in the art, such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, and registers.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application 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 (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically Erasable programmable read only memory (Electrically, EPROM, EEPROM) or flash memory.
  • the volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • Synchlink DRAM SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiments of the present application may also be static random access memory (static RAM, SRAM), 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) 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 to say, the memories in the embodiments of the present application are intended to include but are not limited to these and any other suitable types of memories.
  • Embodiments of the present application also provide a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium may be applied to the network device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiments of the present application.
  • the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiments of the present application, for simplicity , Will not repeat them here.
  • An embodiment of the present application also provides a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. Repeat again.
  • the computer program product may be applied to the mobile terminal / terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiments of the present application, For brevity, I will not repeat them here.
  • An embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiments of the present application.
  • the computer program runs on the computer, the computer is allowed to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. , Will not repeat them here.
  • the computer program can be applied to the mobile terminal / terminal device in the embodiments of the present application.
  • the computer program runs on the computer, the computer is implemented by the mobile terminal / terminal device in performing various methods of the embodiments of the present application For the sake of brevity, I will not repeat them here.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the units is only a division of logical functions.
  • there may be other divisions for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application essentially or part of the contribution to the existing technology or part of the technical solution can be embodied in the form of a software product
  • the computer software product is stored in a storage medium, including Several instructions are used to enable a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in the embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code .

Abstract

本发明公开了一种网络信息传输方法、获取方法、终端设备、网络设备、芯片、计算机可读存储介质、计算机程序产品以及计算机程序，方法包括：接收第三网络设备发来的第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网；发送包含有第一网络的网络信息的寻呼消息至第一终端设备。

Description

一种网络信息传输方法、获取方法、网络设备及终端设备 技术领域
本发明涉及信息处理技术领域，尤其涉及一种网络信息传输方法、获取方法、终端设备、网络设备、芯片、计算机可读存储介质、计算机程序产品以及计算机程序。
背景技术
在LTE和NR系统中，通常部署公共网络系统，即基于PLMN的公共陆地网络。终端设备可以同时接入至少两个网络中，其中可以包含有非公共网络(NPN网络)以及PLMN网络；其中，非公共网络(NPN网络)，可以为在办公场景，家庭场景，工厂中，为了能够更加有效安全的管理，当地的用户或者管理者布局的网络。在终端设备接入到多个网络的场景中，网络端和终端都需要知道所述被叫业务的网络信息。
发明内容
为解决上述技术问题，本发明实施例提供了一种网络信息传输方法、获取方法、终端设备、网络设备、芯片、计算机可读存储介质、计算机程序产品以及计算机程序。
第一方面，本发明实施例提供了一种网络信息传输方法，应用于第一网络设备，包括：
接收第三网络设备发来的第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网；
发送包含有第一网络的网络信息的寻呼消息至第一终端设备。
第二方面，本发明实施例提供了、一种网络信息获取方法，应用于终端设备，包括：
接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
第三方面，提供了一种网络信息传输方法，应用于第二网络设备，包括：
获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
第四方面，提供了一种网络信息传输方法，应用于第三网络设备，包括：
获取第二网络设备发来的信息；
基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
将所述第一网络的网络信息发送至第一网络设备。
第五方面，提供了一种第一网络设备，包括：
第一通信单元，接收第三网络设备发来的第一网络的网络信息；发送包含有第一网络的网络信息的寻呼消息至第一终端设备；其中，所述第一网络为向第一终端设备发送 下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。
第六方面，提供了一种终端设备，包括：
第二通信单元，接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
第七方面，提供了一种第二网络设备，包括：
第三通信单元，获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
第八方面，提供了一种第三网络设备，包括：
第四通信单元，获取第二网络设备发来的信息；
第四处理单元，基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
所述第四通信单元，将所述第一网络的网络信息发送至第一网络设备。
第九方面，提供了一种网络设备，包括处理器和存储器。该存储器用于存储计算机程序，该处理器用于调用并运行该存储器中存储的计算机程序，执行上述第一方面、第三方法、第四方面或其各实现方式中的方法。
第十方面，提供了一种终端设备，包括处理器和存储器。该存储器用于存储计算机程序，该处理器用于调用并运行该存储器中存储的计算机程序，执行上述第二方面或其各实现方式中的方法。
第十一方面，提供了一种芯片，用于实现上述第一方面或其各实现方式中的方法。
具体地，该芯片包括：处理器，用于从存储器中调用并运行计算机程序，使得安装有该芯片的设备执行如上述第一方面至第四方面中的任一方面或其各实现方式中的方法。
第十二方面，提供了一种计算机可读存储介质，用于存储计算机程序，该计算机程序使得计算机执行上述第一方面至第四方面中的任一方面或其各实现方式中的方法。
第十三方面，提供了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上述第一方面至第四方面中的任一方面或其各实现方式中的方法。
第十四方面，提供了一种计算机程序，当其在计算机上运行时，使得计算机执行上述第一方面至第四方面中的任一方面或其各实现方式中的方法。
本发明实施例的技术方案，在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
附图说明
图1是本申请实施例提供的一种通信系统架构的示意性图一；
图2是本申请实施例提供的一种网络信息传输方法流程示意图一；
图3为本发明实施例提供的一种网络组成结构示意图一；
图4为本发明实施例提供的一种网络组成结构示意图二；
图5为本发明实施例提供的一种网络信息传输方法流程示意图二；
图6为本发明实施例提供的一种网络信息获取方法流程示意图；
图7为本发明实施例提供的一种网络信息传输方法流程示意图三；
图8为本发明实施例提供的一种网络信息传输方法流程示意图四；
图9为本发明实施例提供的一种网络设备组成结构示意图一；
图10为本发明实施例提供的一种终端设备组成结构示意图；
图11为本发明实施例提供的一种网络设备组成结构示意图二；
图12为本发明实施例提供的一种网络设备组成结构示意图三；
图13为本发明实施例提供的一种通信设备组成结构示意图；
图14是本申请实施例提供的一种芯片的示意性框图；
图15是本申请实施例提供的一种通信系统架构的示意性图二。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行描述，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
本申请实施例的技术方案可以应用于各种通信系统，例如：全球移动通讯(Global System of Mobile communication，GSM)系统、码分多址(Code Division Multiple Access，CDMA)系统、宽带码分多址(Wideband Code Division Multiple Access，WCDMA)系统、通用分组无线业务(General Packet Radio Service，GPRS)、长期演进(Long Term Evolution，LTE)系统、LTE频分双工(Freq终端设备ncy Division Duplex，FDD)系统、LTE时分双工(Time Division Duplex，TDD)、通用移动通信系统(Universal Mobile Telecommunication System，UMTS)、全球互联微波接入(Worldwide Interoperability for Microwave Access，WiMAX)通信系统或5G系统等。
示例性的，本申请实施例应用的通信系统100可以如图1所示。该通信系统100可以包括网络设备110，网络设备110可以是与终端设备120(或称为通信终端、终端)通信的设备。网络设备110可以为特定的地理区域提供通信覆盖，并且可以与位于该覆盖区域内的终端设备进行通信。可选地，该网络设备110可以是GSM系统或CDMA系统中的网络设备(Base Transceiver Station，BTS)，也可以是WCDMA系统中的网络设备(NodeB，NB)，还可以是LTE系统中的演进型网络设备(Evolutional Node B，eNB或eNodeB)，或者是云无线接入网络(Cloud Radio Access Network，CRAN)中的无线控制器，或者该网络设备可以为移动交换中心、中继站、接入点、车载设备、可穿戴设备、集线器、交换机、网桥、路由器、5G网络中的网络侧设备或者未来演进的公共陆地移动网络(Public Land Mobile Network，PLMN)中的网络设备等。
该通信系统100还包括位于网络设备110覆盖范围内的至少一个终端设备120。作为在此使用的“终端设备”包括但不限于经由有线线路连接，如经由公共交换电话网络(Public Switched Telephone Networks，PSTN)、数字用户线路(Digital Subscriber Line，DSL)、数字电缆、直接电缆连接；和/或另一数据连接/网络；和/或经由无线接口，如，针对蜂窝网络、无线局域网(Wireless Local Area Network，WLAN)、诸如DVB-H网络的数字电视网络、卫星网络、AM-FM广播发送器；和/或另一终端设备的被设置成接收/发送通信信号的装置；和/或物联网(Internet of Things，IoT)设备。被设置成通过无线 接口通信的终端设备可以被称为“无线通信终端”、“无线终端”或“移动终端”。移动终端的示例包括但不限于卫星或蜂窝电话；可以组合蜂窝无线电电话与数据处理、传真以及数据通信能力的个人通信系统(Personal Communications System，PCS)终端；可以包括无线电电话、寻呼机、因特网/内联网接入、Web浏览器、记事簿、日历以及/或全球定位系统(Global Positioning System，GPS)接收器的PDA；以及常规膝上型和/或掌上型接收器或包括无线电电话收发器的其它电子装置。终端设备可以指接入终端、用户设备(User Equipment，终端设备)、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol，SIP)电话、无线本地环路(Wireless Local Loop，WLL)站、个人数字处理(Personal Digital Assistant，PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备、5G网络中的终端设备或者未来演进的PLMN中的终端设备等。
可选地，终端设备120之间可以进行终端直连(Device to Device，D2D)通信。
可选地，5G系统或5G网络还可以称为新无线(New Radio，NR)系统或NR网络。
图1示例性地示出了一个网络设备和两个终端设备，可选地，该通信系统100可以包括多个网络设备并且每个网络设备的覆盖范围内可以包括其它数量的终端设备，本申请实施例对此不做限定。
可选地，该通信系统100还可以包括网络控制器、移动管理实体等其他网络实体，本申请实施例对此不作限定。
应理解，本申请实施例中网络/系统中具有通信功能的设备可称为通信设备。以图1示出的通信系统100为例，通信设备可包括具有通信功能的网络设备110和终端设备120，网络设备110和终端设备120可以为上文所述的具体设备，此处不再赘述；通信设备还可包括通信系统100中的其他设备，例如网络控制器、移动管理实体等其他网络实体，本申请实施例中对此不做限定。
应理解，本文中术语“系统”和“网络”在本文中常被可互换使用。本文中术语“和/或”，仅仅是一种描述关联对象的关联关系，表示可以存在三种关系，例如，A和/或B，可以表示：单独存在A，同时存在A和B，单独存在B这三种情况。另外，本文中字符“/”，一般表示前后关联对象是一种“或”的关系。
为了能够更加详尽地了解本发明实施例的特点与技术内容，下面结合附图对本发明实施例的实现进行详细阐述，所附附图仅供参考说明之用，并非用来限定本发明实施例。
实施例一、
本发明实施例提供了一种网络信息传输方法，应用于第一网络设备，如图2所示，包括：
步骤201：接收第三网络设备发来的第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网；
步骤202：发送包含有第一网络的网络信息的寻呼消息至第一终端设备。
本实施例中，所述终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网； 或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中所述第一网络设备可以为通信网中的接入和移动性管理功能(AMF，Access and Mobility Management Function)。第三网络设备，可以为核心网中的会话管理功能(SMF，Session Management Function)。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
还需要说明的是，所述接收第三网络设备发来的第一网络的网络信息时，还包括：
接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据通知。
其中，所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。
进一步地，所述发送包含有第一网络的网络信息的寻呼消息至第一终端设备，可以为通过无线接入网RAN向第一终端设备发送包含有第一网络的网络信息的寻呼消息。
所述发送包含有第一网络的网络信息的寻呼消息至第一终端设备之后，所述方法还包括：
接收第一终端设备发来的业务请求，将所述业务请求发送至第一网络；其中，所述业务请求中包含第一网络的网络信息。
具体来说，终端设备还会在收到寻呼消息之后，得知是收到来自哪个网络的寻呼，或者来自处于哪个网络中的第二终端设备发来的通信请求之后，通过第一网络设备接收第一终端设备发来的业务请求；进而，基于业务请求中包含的第一网络的网络信息将业务请求传输至对应的目标网络。比如，当前第一终端设备可以接入的网络为第一网络以及第二网络，基于寻呼消息能够使得第一终端设备获知寻呼消息为来自第一网络的寻呼，从而可以指示第一网络设备将业务请求发送至对应的第一网络。
本实施例可以参见图5的流程示意图，假设第一网络设备为AMF，第三网络设备为SMF，第二网络设备为UPF；具体流程说明如下：
1、UPF接收到DN发来的针对第一终端设备的下行数据，其中，可以包含有第一网络，也就是NPN的网络信息；也就是说，外部数据网络有下行数据发送给终端，通过UPF向第一终端设备发送下行数据；此外部网络可以是来自外部服务器的网络，或者是其他UPF，或者任何其他第三方网络实体，或者是其他的接入网络；
2a、UPF向SMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
2b、UPF向SMF发送下行数据通知，由SMF确定PDU会话信息、连接信息、网络信息中的至少之一；
3、SMF向AMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
4、AMF基于PDU会话信息、连接信息、第一网络的网络信息中的至少之一确定第一网络的网络信息；
5-6,、AMF通过NG-RAN向第一终端设备发送寻呼消息，并在寻呼消息中包含第一网络的网络信息。
然后，还可以包括终端接收到寻呼消息之后根据其中的网络信息确定被叫业务属于哪一个网络，在所述网络中发起业务请求。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例二、
本发明实施例提供了一种网络信息获取方法，应用于终端设备，如图6所示，包括：
步骤601：接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
本实施例中，所述终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中接收网络侧发来的寻呼消息可以为网络中的第一网络设备通过无线接入网向第一终端设备发来的寻呼消息。其中，所述第一网络设备可以为通信网中的接入和移动性管理功能(AMF，Access and Mobility Management Function)。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
还需要说明的是，所述获取来自第一网络的针对第一终端设备的下行数据，包括：
接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据。
其中，所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。
所述接收网络侧发来的寻呼消息之后，所述方法还包括：
根据寻呼消息中包含的网络信息确定发起被叫业务的第一网络，向所述第一网络发起业务请求；其中，所述业务请求中包含第一网络的信息。
具体来说，终端设备会在收到寻呼消息之后，得知是收到来自哪个网络的寻呼，或者来自处于哪个网络中的第二终端设备发来的通信请求之后，通过第一网络设备接收第一终端设备发来的业务请求；进而，基于业务请求中包含的第一网络的网络信息将业务请求传输至对应的目标网络。比如，当前第一终端设备可以接入的网络为第一网络以及第二网络，基于寻呼消息能够使得第一终端设备获知寻呼消息为来自第一网络的寻呼，从而可以指示第一网络设备将业务请求发送至对应的第一网络。还需要理解的是，当第一终端设备向第一网络发起业务请求之后，可以由第一网络的核心网通过共享接入网与第一终端设备之间进行数据交互，这里不再赘述。
本实施例可以参见图5的流程示意图，假设第一网络设备为AMF，第三网络设备为SMF，第二网络设备为UPF；具体流程说明如下：
1、UPF接收到DN发来的针对第一终端设备的下行数据，其中，可以包含有第一网络，也就是NPN的网络信息；也就是说，外部数据网络有下行数据发送给终端，通过UPF向第一终端设备发送下行数据；此外部网络可以是来自外部服务器的网络，或者是其他UPF，或者任何其他第三方网络实体，或者是其他的接入网络；
2a、UPF向SMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
2b、UPF向SMF发送下行数据通知，由SMF确定PDU会话信息、连接信息、网络信息中的至少之一；
3、SMF向AMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
4、AMF基于PDU会话信息、连接信息、第一网络的网络信息中的至少之一确定第一网络的网络信息；
5-6,、AMF通过NG-RAN向第一终端设备发送寻呼消息，并在寻呼消息中包含第一网络的网络信息。终端接收到寻呼消息之后根据其中的网络信息确定被叫业务属于哪一个网络，在所述网络中发起业务请求。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例三、
本发明实施例提供了一种网络信息传输方法，应用于第二网络设备，如图7所示，包括：
步骤701：获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
步骤702：基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
本实施例中，所述第一终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核 心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中，所述第二网络设备，可以为核心网中的用户面功能(UPF，User Plane Function)；所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。需要理解的是，第二网络设备以及第三网络设备可以为同一个设备，只是需要能实现UPF以及SMF的设备即可，换句话说，可以为UPF和SMF可以在同一个网络设备中实现也可以在不同的网络设备中实现，本实施例不做限定。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
所述基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息，包括两种方式，一种为隐性方式、一种为显性方式，具体的：
一种方式为：向所述第三网络设备发送来自第一网络的针对所述第一终端设备的下行数据、以及所述第一网络的网络信息。
这种方式中，可以由第二网络设备直接将第一网络的网络信息发送至第三网络设备。
另一种方式为：基于与第三网络设备之间的传输通道为第三网络设备指示第一网络的网络信息。
这种方式中，第三网络设备与第二网络设备之间的通道可以为不同的网络对应不同的通知，因此，可以通过选择发送下行数据通知的通道来隐性指示第一网络的网络信息。
本实施例可以参见图5的流程示意图，假设第一网络设备为AMF，第三网络设备为SMF，第二网络设备为UPF；具体流程说明如下：
1、UPF接收到DN发来的针对第一终端设备的下行数据，其中，可以包含有第一网络，也就是NPN的网络信息；也就是说，外部数据网络有下行数据发送给终端，通过UPF向第一终端设备发送下行数据；此外部网络可以是来自外部服务器的网络，或者是其他UPF，或者任何其他第三方网络实体，或者是其他的接入网络；
2a、UPF向SMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
2b、UPF向SMF发送下行数据通知，由SMF确定PDU会话信息、连接信息、网络信息中的至少之一；
3、SMF向AMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
4、AMF基于PDU会话信息、连接信息、第一网络的网络信息中的至少之一确定第一网络的网络信息；
5-6,、AMF通过NG-RAN向第一终端设备发送寻呼消息，并在寻呼消息中包含第 一网络的网络信息。终端接收到寻呼消息之后根据其中的网络信息确定被叫业务属于哪一个网络，在所述网络中发起业务请求。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例四、
本发明实施例提供了一种网络信息传输方法，应用于第三网络设备，如图8所示，包括：
步骤801：获取第二网络设备发来的信息；
步骤802：基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
步骤803：将所述第一网络的网络信息发送至第一网络设备。
本实施例中，所述第一终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中，所述第二网络设备，可以为核心网中的用户面功能(UPF，User Plane Function)；所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。需要理解的是，第二网络设备以及第三网络设备可以为同一个设备，只是需要能实现UPF以及SMF的设备即可，换句话说，可以为UPF和SMF可以在同一个网络设备中实现也可以在不同的网络设备中实现，本实施例不做限定。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
所述基于所述第二网络设备发来的信息，获取第一网络的网络信息，包括两种方式，一种为隐性方式、一种为显性方式，具体的：
一种方式为：从所述第二网络设备发来的信息中至少获取第一网络的网络信息。
这种方式中，第二网络设备向第三网络设备可以直接发送下行数据通知，并且携带 有PDU会话信息、连接信息以及第一网络的网络信息中至少之一；相应的，第三网络设备可以直接接收到第一网络的网络信息。
另一种方式为：通过与第二网络设备的传输通道，确定所述第一网络的网络信息
这种方式中，第三网络设备与第二网络设备之间的通道可以为不同的网络对应不同的通知，因此，可以通过第二网络设备发送下行数据通知的通道来确定第二网络设备向第三网络设备指示的第一网络的网络信息。
本实施例可以参见图5的流程示意图，假设第一网络设备为AMF，第三网络设备为SMF，第二网络设备为UPF；具体流程说明如下：
1、UPF接收到DN发来的针对第一终端设备的下行数据，其中，可以包含有第一网络，也就是NPN的网络信息；也就是说，外部数据网络有下行数据发送给终端，通过UPF向第一终端设备发送下行数据；此外部网络可以是来自外部服务器的网络，或者是其他UPF，或者任何其他第三方网络实体，或者是其他的接入网络；
2a、UPF向SMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
2b、UPF向SMF发送下行数据通知，由SMF确定PDU会话信息、连接信息、网络信息中的至少之一；
3、SMF向AMF发送下行数据通知，可选的，还可以包含有PDU会话信息、连接信息、网络信息中的至少之一；
4、AMF基于PDU会话信息、连接信息、第一网络的网络信息中的至少之一确定第一网络的网络信息；
5-6,、AMF通过NG-RAN向第一终端设备发送寻呼消息，并在寻呼消息中包含第一网络的网络信息。终端接收到寻呼消息之后根据其中的网络信息确定被叫业务属于哪一个网络，在所述网络中发起业务请求。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例五、
本发明实施例提供了一种第一网络设备，如图9所示，包括：
第一通信单元91，接收第三网络设备发来的第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网；,发送包含有第一网络的网络信息的寻呼消息至第一终端设备。
本实施例中，所述终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及 NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中所述第一网络设备可以为通信网中的接入和移动性管理功能(AMF，Access and Mobility Management Function)。第三网络设备，可以为核心网中的会话管理功能(SMF，Session Management Function)。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
还需要说明的是，所述第一通信单元91，接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据通知。
其中，所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。
进一步地，所述发送包含有第一网络的网络信息的寻呼消息至第一终端设备，可以为通过无线接入网RAN向第一终端设备发送寻呼消息。
所述第一通信单元91，接收第一终端设备发来的业务请求，将所述业务请求发送至第一网络；其中，所述业务请求中包含第一网络的网络信息。
具体来说，终端设备还会在收到寻呼消息之后，得知是收到来自哪个网络的寻呼，或者来自处于哪个网络中的第二终端设备发来的通信请求之后，通过第一网络设备接收第一终端设备发来的业务请求；进而，基于业务请求中包含的第一网络的网络信息将业务请求传输至对应的目标网络。比如，当前第一终端设备可以接入的网络为第一网络以及第二网络，基于寻呼消息能够使得第一终端设备获知寻呼消息为来自第一网络的寻呼，从而可以指示第一网络设备将业务请求发送至对应的第一网络。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例六、
本发明实施例提供了一种终端设备，如图10所示，包括：
第二通信单元1001，接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
本实施例中，所述终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个 网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中接收网络侧发来的寻呼消息可以为网络中的第一网络设备通过无线接入网向第一终端设备发来的寻呼消息。其中，所述第一网络设备可以为通信网中的接入和移动性管理功能(AMF，Access and Mobility Management Function)。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
还需要说明的是，所述第二通信单元1001，接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据。
其中，所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。
所述第二通信单元1001，根据寻呼消息中包含的网络信息确定发起被叫业务的第一网络，向所述第一网络发起业务请求；其中，所述业务请求中包含第一网络的信息。
具体来说，终端设备会在收到寻呼消息之后，得知是收到来自哪个网络的寻呼，或者来自处于哪个网络中的第二终端设备发来的通信请求之后，通过第一网络设备接收第一终端设备发来的业务请求；进而，基于业务请求中包含的第一网络的网络信息将业务请求传输至对应的目标网络。比如，当前第一终端设备可以接入的网络为第一网络以及第二网络，基于寻呼消息能够使得第一终端设备获知寻呼消息为来自第一网络的寻呼，从而可以指示第一网络设备将业务请求发送至对应的第一网络。还需要理解的是，当第一终端设备向第一网络发起业务请求之后，可以由第一网络的核心网通过共享接入网与第一终端设备之间进行数据交互，这里不再赘述。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例七、
本发明实施例提供了一种第二网络设备，如图11所示，包括：
第三通信单元1101，获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；,基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
本实施例中，所述第一终端设备能够同时接入至少两个网络，比如，同时接入两个网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景， 两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中，所述第二网络设备，可以为核心网中的用户面功能(UPF，User Plane Function)；所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。需要理解的是，第二网络设备以及第三网络设备可以为同一个设备，只是需要能实现UPF以及SMF的设备即可，换句话说，可以为UPF和SMF可以在同一个网络设备中实现也可以在不同的网络设备中实现，本实施例不做限定。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
所述基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息，包括两种方式，一种为隐性方式、一种为显性方式，具体的：
一种方式为：第三通信单元1101，向所述第三网络设备发送来自第一网络的针对所述第一终端设备的下行数据、以及所述第一网络的网络信息。
这种方式中，可以由第二网络设备直接将第一网络的网络信息发送至第三网络设备。
另一种方式为：第三通信单元1101，基于与第三网络设备之间的传输通道为第三网络设备指示第一网络的网络信息。
这种方式中，第三网络设备与第二网络设备之间的通道可以为不同的网络对应不同的通知，因此，可以通过选择发送下行数据通知的通道来隐性指示第一网络的网络信息。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
实施例八、
本发明实施例提供了一种第三网络设备，如图12所示，包括：
第四通信单元1201，获取第二网络设备发来的信息；
第四处理单元1202，基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
第四通信单元1201，将所述第一网络的网络信息发送至第一网络设备。
本实施例中，所述第一终端设备能够同时接入至少两个网络，比如，同时接入两个 网络，一个为移动通信网络以及为私有网络，其中私有网络可以理解为当地的用户或者管理者布局私有网络或非公共网络(NPN网络)，只有授权的能够接入的用户具有接入到私有网络或非公共网络的权限；或者，还可以为上述方式可以同样适应于其他的场景，两个不同的PLMN；或者，一个5GS另一为EPC；或者，两个不同的非公共网络。
所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。比如，两个PLMN共享同一个接入网；或者，5GC和EPC连接相同的接入网；或者，两个不同的非公共网络，即NPN网络连接相同的接入网。参见图3所示，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络还可以共享同一个核心网，即图中所示核心网(CN)由两个网络共享。还可以参见图4，两个网络可以共享一个接入网，即图中所示的下一代(NG)无线接入网(RAN，Radio Access Network)由PLMN以及NPN共享，同时两个网络的核心网分开，即图中所示核心网(CN)分别为PLMN CN以及NPN CN。
本实施例中，所述第二网络设备，可以为核心网中的用户面功能(UPF，User Plane Function)；所述第三网络设备可以为UE当前获取数据的网络中的核心网设备，比如，可以为会话管理功能(SMF，Session Management Function)。在第三网络设备给第一网络设备发送数据的时候，即向第一网络设备发送针对第一终端设备的下行数据时，可以包括有PDU会话信息、第一网络的网络信息、以及连接信息。所述PDU会话信息可以是PDU会话ID。需要理解的是，第二网络设备以及第三网络设备可以为同一个设备，只是需要能实现UPF以及SMF的设备即可，换句话说，可以为UPF和SMF可以在同一个网络设备中实现也可以在不同的网络设备中实现，本实施例不做限定。
所述网络信息，包括以下至少之一：
网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
第一终端设备在所述第一网络中的标识信息，可以为第一终端设备在第一网络中的永久标识信息、或者是临时标识信息。
所述基于所述第二网络设备发来的信息，获取第一网络的网络信息，包括两种方式，一种为隐性方式、一种为显性方式，具体的：
一种方式为：第四处理单元1202，从所述第二网络设备发来的信息中至少获取第一网络的网络信息。
这种方式中，第二网络设备向第三网络设备可以直接发送下行数据通知，并且携带有PDU会话信息、连接信息以及第一网络的网络信息中至少之一；相应的，第三网络设备可以直接接收到第一网络的网络信息。
另一种方式为：第四处理单元1202，通过与第二网络设备的传输通道，确定所述第一网络的网络信息
这种方式中，第三网络设备与第二网络设备之间的通道可以为不同的网络对应不同的通知，因此，可以通过第二网络设备发送下行数据通知的通道来确定第二网络设备向第三网络设备指示的第一网络的网络信息。
如此，就能够在向第一终端设备发送信息的时候，在寻呼消息中添加包含有对应的第一网络的网络信息，从而，使得第一终端设备能够获取发来寻呼消息的目标网络，则在第一终端设备能够接入至少两个网络的时候，使得第一终端设备确定所要交互数据的目标网络，提升系统处理效率。
图13是本申请实施例提供的一种通信设备1300示意性结构图，通信设备可以为本实施例前述的终端设备或者网络设备。图13所示的通信设备1300包括处理器1310，处理器1310可以从存储器中调用并运行计算机程序，以实现本申请实施例中的方法。
可选地，如图13所示，通信设备1300还可以包括存储器1320。其中，处理器1310 可以从存储器1320中调用并运行计算机程序，以实现本申请实施例中的方法。
其中，存储器1320可以是独立于处理器1310的一个单独的器件，也可以集成在处理器1310中。
可选地，如图13所示，通信设备1300还可以包括收发器1330，处理器1310可以控制该收发器1330与其他设备进行通信，具体地，可以向其他设备发送信息或数据，或接收其他设备发送的信息或数据。
其中，收发器1330可以包括发射机和接收机。收发器1330还可以进一步包括天线，天线的数量可以为一个或多个。
可选地，该通信设备1300具体可为本申请实施例的网络设备，并且该通信设备1300可以实现本申请实施例的各个方法中由网络设备实现的相应流程，为了简洁，在此不再赘述。
可选地，该通信设备1300具体可为本申请实施例的终端设备、或者网络设备，并且该通信设备1300可以实现本申请实施例的各个方法中由移动终端/终端设备实现的相应流程，为了简洁，在此不再赘述。
图14是本申请实施例的芯片的示意性结构图。图14所示的芯片1400包括处理器1410，处理器1410可以从存储器中调用并运行计算机程序，以实现本申请实施例中的方法。
可选地，如图14所示，芯片1400还可以包括存储器1420。其中，处理器1410可以从存储器1420中调用并运行计算机程序，以实现本申请实施例中的方法。
其中，存储器1420可以是独立于处理器1410的一个单独的器件，也可以集成在处理器1410中。
可选地，该芯片1400还可以包括输入接口1430。其中，处理器1410可以控制该输入接口1430与其他设备或芯片进行通信，具体地，可以获取其他设备或芯片发送的信息或数据。
可选地，该芯片1400还可以包括输出接口1440。其中，处理器1410可以控制该输出接口1440与其他设备或芯片进行通信，具体地，可以向其他设备或芯片输出信息或数据。
可选地，该芯片可应用于本申请实施例中的网络设备，并且该芯片可以实现本申请实施例的各个方法中由网络设备实现的相应流程，为了简洁，在此不再赘述。
可选地，该芯片可应用于本申请实施例中的终端设备，并且该芯片可以实现本申请实施例的各个方法中由终端设备实现的相应流程，为了简洁，在此不再赘述。
应理解，本申请实施例提到的芯片还可以称为系统级芯片，系统芯片，芯片系统或片上系统芯片等。
图15是本申请实施例提供的一种通信系统1500的示意性框图。如图15所示，该通信系统1500包括终端设备1510和网络设备1520。
其中，该终端设备1510可以用于实现上述方法中由终端设备实现的相应的功能，以及该网络设备1520可以用于实现上述方法中由网络设备实现的相应的功能为了简洁，在此不再赘述。
应理解，本申请实施例的处理器可能是一种集成电路芯片，具有信号的处理能力。在实现过程中，上述方法实施例的各步骤可以通过处理器中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器可以是通用处理器、数字信号处理器(Digital Signal Processor，DSP)、专用集成电路(Application Specific Integrated Circuit，ASIC)、现成可编程门阵列(Field Programmable Gate Array，FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本申请实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本申请实施例所公开的方法的步骤可以直接体现为硬件译码处理器执 行完成，或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器，闪存、只读存储器，可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器，处理器读取存储器中的信息，结合其硬件完成上述方法的步骤。
可以理解，本申请实施例中的存储器可以是易失性存储器或非易失性存储器，或可包括易失性和非易失性存储器两者。其中，非易失性存储器可以是只读存储器(Read-Only Memory，ROM)、可编程只读存储器(Programmable ROM，PROM)、可擦除可编程只读存储器(Erasable PROM，EPROM)、电可擦除可编程只读存储器(Electrically EPROM，EEPROM)或闪存。易失性存储器可以是随机存取存储器(Random Access Memory，RAM)，其用作外部高速缓存。通过示例性但不是限制性说明，许多形式的RAM可用，例如静态随机存取存储器(Static RAM，SRAM)、动态随机存取存储器(Dynamic RAM，DRAM)、同步动态随机存取存储器(Synchronous DRAM，SDRAM)、双倍数据速率同步动态随机存取存储器(Double Data Rate SDRAM，DDR SDRAM)、增强型同步动态随机存取存储器(Enhanced SDRAM，ESDRAM)、同步连接动态随机存取存储器(Synchlink DRAM，SLDRAM)和直接内存总线随机存取存储器(Direct Rambus RAM，DR RAM)。应注意，本文描述的系统和方法的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
应理解，上述存储器为示例性但不是限制性说明，例如，本申请实施例中的存储器还可以是静态随机存取存储器(static RAM，SRAM)、动态随机存取存储器(dynamic RAM，DRAM)、同步动态随机存取存储器(synchronous DRAM，SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM，DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM，ESDRAM)、同步连接动态随机存取存储器(synch link DRAM，SLDRAM)以及直接内存总线随机存取存储器(Direct Rambus RAM，DR RAM)等等。也就是说，本申请实施例中的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
本申请实施例还提供了一种计算机可读存储介质，用于存储计算机程序。
可选的，该计算机可读存储介质可应用于本申请实施例中的网络设备，并且该计算机程序使得计算机执行本申请实施例的各个方法中由网络设备实现的相应流程，为了简洁，在此不再赘述。
可选地，该计算机可读存储介质可应用于本申请实施例中的终端设备，并且该计算机程序使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程，为了简洁，在此不再赘述。
本申请实施例还提供了一种计算机程序产品，包括计算机程序指令。
可选的，该计算机程序产品可应用于本申请实施例中的网络设备，并且该计算机程序指令使得计算机执行本申请实施例的各个方法中由网络设备实现的相应流程，为了简洁，在此不再赘述。
可选地，该计算机程序产品可应用于本申请实施例中的移动终端/终端设备，并且该计算机程序指令使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程，为了简洁，在此不再赘述。
本申请实施例还提供了一种计算机程序。
可选的，该计算机程序可应用于本申请实施例中的网络设备，当该计算机程序在计算机上运行时，使得计算机执行本申请实施例的各个方法中由网络设备实现的相应流程，为了简洁，在此不再赘述。
可选地，该计算机程序可应用于本申请实施例中的移动终端/终端设备，当该计算机程序在计算机上运行时，使得计算机执行本申请实施例的各个方法中由移动终端/终端设备实现的相应流程，为了简洁，在此不再赘述。
本领域普通技术人员可以意识到，结合本文中所公开的实施例描述的各示例的单元及算法步骤，能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行，取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能，但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到，为描述的方便和简洁，上述描述的系统、装置和单元的具体工作过程，可以参考前述方法实施例中的对应过程，在此不再赘述。
在本申请所提供的几个实施例中，应该理解到，所揭露的系统、装置和方法，可以通过其它的方式实现。例如，以上所描述的装置实施例仅仅是示意性的，例如，所述单元的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式，例如多个单元或组件可以结合或者可以集成到另一个系统，或一些特征可以忽略，或不执行。另一点，所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口，装置或单元的间接耦合或通信连接，可以是电性，机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理单元，即可以位于一个地方，或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外，在本申请各个实施例中的各功能单元可以集成在一个处理单元中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个单元中。
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储介质中。基于这样的理解，本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储介质中，包括若干指令用以使得一台计算机设备(可以是个人计算机，服务器，或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括：U盘、移动硬盘、只读存储器(Read-Only Memory，)ROM、随机存取存储器(Random Access Memory，RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述，仅为本申请的具体实施方式，但本申请的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本申请揭露的技术范围内，可轻易想到变化或替换，都应涵盖在本申请的保护范围之内。因此，本申请的保护范围应所述以权利要求的保护范围为准。

Claims (37)

  1. 一种网络信息传输方法，应用于第一网络设备，包括：
    接收第三网络设备发来的第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网；
    发送包含有第一网络的网络信息的寻呼消息至第一终端设备。
  2. 根据权利要求1所述的方法，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  3. 根据权利要求1或2所述的方法，其中，所述接收第三网络设备发来的第一网络的网络信息时，还包括：
    接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据通知。
  4. 根据权利要求1-3任一项所述的方法，其中，所述发送包含有第一网络的网络信息的寻呼消息至第一终端设备之后，所述方法还包括：
    接收第一终端设备发来的业务请求，将所述业务请求发送至第一网络；
    其中，所述业务请求中包含第一网络的网络信息。
  5. 一种网络信息获取方法，应用于终端设备，包括：
    接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
    其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
  6. 根据权利要求5所述的方法，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  7. 根据权利要求5或6所述的方法，其中，所述接收网络侧发来的寻呼消息之后，所述方法还包括：
    根据寻呼消息中包含的网络信息确定发起被叫业务的第一网络，向所述第一网络发起业务请求；其中，所述业务请求中包含第一网络的信息。
  8. 一种网络信息传输方法，应用于第二网络设备，包括：
    获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
    基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
  9. 根据权利要求8所述的方法，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  10. 根据权利要求8或9所述的方法，其中，所述基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息，包括：
    向所述第三网络设备发送来自第一网络的针对所述第一终端设备的下行数据、以及所述第一网络的网络信息。
  11. 根据权利要求8或9所述的方法，其中，所述基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息，包括：
    基于与第三网络设备之间的传输通道为第三网络设备指示第一网络的网络信息。
  12. 一种网络信息传输方法，应用于第三网络设备，包括：
    获取第二网络设备发来的信息；
    基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
    将所述第一网络的网络信息发送至第一网络设备。
  13. 根据权利要求12所述的方法，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  14. 根据权利要求12或13所述的方法，其中，所述基于所述第二网络设备发来的信息，获取第一网络的网络信息，包括：
    从所述第二网络设备发来的信息中至少获取第一网络的网络信息。
  15. 根据权利要求12或13所述的方法，其中，所述基于所述第二网络设备发来的信息，获取第一网络的网络信息，包括：
    通过与第二网络设备的传输通道，确定所述第一网络的网络信息。
  16. 一种第一网络设备，包括：
    第一通信单元，接收第三网络设备发来的第一网络的网络信息；发送包含有第一网络的网络信息的寻呼消息至第一终端设备；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享的接入网、且所述至少两个网络共享核心网、或者不共享核心网。
  17. 根据权利要求16所述的第一网络设备，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  18. 根据权利要求16或17所述的第一网络设备，其中，所述第一通信单元，接收第三网络设备发来的来自第一网络的针对第一终端设备的下行数据通知。
  19. 根据权利要求16-18任一项所述的第一网络设备，其中，所述第一通信单元，接收第一终端设备发来的业务请求，将所述业务请求发送至第一网络；
    其中，所述业务请求中包含第一网络的网络信息。
  20. 一种终端设备，包括：
    第二通信单元，接收网络侧发来的寻呼消息，从所述寻呼消息中获取第一网络的网络信息；
    其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网。
  21. 根据权利要求20所述的终端设备，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  22. 根据权利要求20或21所述的终端设备，其中，所述第二通信单元，根据寻呼 消息中包含的网络信息确定发起被叫业务的第一网络，向所述第一网络发起业务请求；其中，所述业务请求中包含第一网络的信息。
  23. 一种第二网络设备，包括：
    第三通信单元，获取来自第一网络的针对第一终端设备的下行数据；其中，所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；基于所述针对第一终端设备的下行数据，向第三网络设备通知第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络。
  24. 根据权利要求23所述的第二网络设备，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  25. 根据权利要求23或24所述的第二网络设备，其中，所述第三通信单元，向所述第三网络设备发送来自第一网络的针对所述第一终端设备的下行数据、以及所述第一网络的网络信息。
  26. 根据权利要求23或24所述的第二网络设备，其中，所述第三通信单元，基于与第三网络设备之间的传输通道为第三网络设备指示第一网络的网络信息。
  27. 一种第三网络设备，包括：
    第四通信单元，获取第二网络设备发来的信息；
    第四处理单元，基于所述第二网络设备发来的信息，获取第一网络的网络信息；其中，所述第一网络为向第一终端设备发送下行数据的网络；所述第一终端设备能够同时接入至少两个网络，且所述至少两个网络中至少包含所述第一网络；所述至少两个网络共享接入网、且所述至少两个网络共享核心网、或者不共享核心网；
    所述第四通信单元，将所述第一网络的网络信息发送至第一网络设备。
  28. 根据权利要求27所述的第三网络设备，其中，所述网络信息，包括以下至少之一：
    网络标识信息、网络名称信息、网络类型、第一终端设备在所述第一网络中的标识信息。
  29. 根据权利要求27或28所述的第三网络设备，其中，所述第四处理单元，从所述第二网络设备发来的信息中至少获取第一网络的网络信息。
  30. 根据权利要求27或28所述的第三网络设备，其中，所述第四处理单元，通过与第二网络设备的传输通道，确定所述第一网络的网络信息。
  31. 一种网络设备，包括：处理器和用于存储能够在处理器上运行的计算机程序的存储器，
    其中，该存储器用于存储计算机程序，所述处理器用于调用并运行所述存储器中存储的计算机程序，执行如权利要求1-3、8-15任一项所述方法的步骤。
  32. 一种终端设备，包括：处理器和用于存储能够在处理器上运行的计算机程序的存储器，
    其中，该存储器用于存储计算机程序，所述处理器用于调用并运行所述存储器中存储的计算机程序，执行如权利要求4-7任一项所述方法的步骤。
  33. 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1-3、8-15中任一项所述的方法。
  34. 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4-7中任一项所述的方法。
  35. 一种计算机可读存储介质，所述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1-15任一项所述方法的步骤。
  36. 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1-15中任一项所述的方法。
  37. 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1-15中任一项所述的方法。
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