WO2019090625A1 - 获取核心网类型的方法、接入网设备和核心网设备 - Google Patents

获取核心网类型的方法、接入网设备和核心网设备 Download PDF

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Publication number
WO2019090625A1
WO2019090625A1 PCT/CN2017/110256 CN2017110256W WO2019090625A1 WO 2019090625 A1 WO2019090625 A1 WO 2019090625A1 CN 2017110256 W CN2017110256 W CN 2017110256W WO 2019090625 A1 WO2019090625 A1 WO 2019090625A1
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Prior art keywords
network device
core network
access network
neighboring cell
cell
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PCT/CN2017/110256
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English (en)
French (fr)
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***
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Oppo广东移动通信有限公司
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Filing date
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2017/110256 priority Critical patent/WO2019090625A1/zh
Priority to CN201780094936.7A priority patent/CN111095987B/zh
Priority to TW107139365A priority patent/TW201919421A/zh
Publication of WO2019090625A1 publication Critical patent/WO2019090625A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service

Definitions

  • the present application relates to the field of communications, and more specifically to a method for acquiring a core network type, an access network device, and a core network device.
  • a terminal device can switch from a cell of an Evolved Packet Core (EPC) device supporting a Long Term Evolution (LTE) communication system to support 5G.
  • EPC Evolved Packet Core
  • LTE Long Term Evolution
  • 5G Core, 5GC New Radio
  • the target cell can support both EPC and 5GC.
  • the terminal equipment is undergoing evolved Long Term Evolution (Evaluated Long Term Evolution)
  • the target access network device for example, the target base station
  • the target access network device does not know the core network type (CN type) of the target cell, and needs to
  • the CN type is obtained through the Auto Neighbor Relationship (ANR) report, which causes a certain delay in the process of obtaining the core network type through the ANR report, which affects the efficient execution of the handover.
  • ANR Auto Neighbor Relationship
  • An embodiment of the present application provides a method for acquiring a core network type, an access network device, and a core network device.
  • the access network device can directly obtain a core network type when performing cell handover, and avoid obtaining a core network type through an ANR report. Thus, the delay caused by the ANR report is overcome.
  • the embodiment of the present application provides a method for acquiring a core network type, including:
  • the first access network device sends a request message to the second access network device, where the request message includes a cell identifier GCI of the target neighboring cell of the cell served by the first access network device, and the request message is used to request the target a core network type of the neighboring cell, where the second access network device serves the target neighboring cell;
  • the first access network device receives a core network type of the target neighboring cell that is sent by the second access network device for the request message.
  • the first access network device passes The request message sends the core network type of the target neighboring cell to the second access network device, so that the first access network device can actively acquire the core network type of the target neighboring cell, and further, when the terminal device needs to switch to the target neighboring cell,
  • the core network type of the target neighboring cell can be directly used to avoid obtaining the core network type of the target neighboring cell through the ANR report, thereby overcoming the delay problem caused by performing the ANR report.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the first access network device receives, by the second access network device, a core network type of the target neighboring cell that is sent by the second access network device,
  • the first access network device receives, by using an X2 interface or an Xn interface, a core network type of the target neighboring cell fed back by the second access network device.
  • the method further includes:
  • the first access network device stores the core network type of the target neighboring cell in an automatic neighbor relationship ANR table.
  • the method further includes:
  • the first access network device determines that the terminal device needs to be handed over from the cell served by the first access network device to the target neighboring cell;
  • the first access network device performs handover according to the core network type of the target neighboring cell.
  • the embodiment of the present application provides a method for obtaining a core network type, including:
  • the second access network device Receiving, by the second access network device, a request message sent by the first access network device, where the request message includes a cell identifier GCI of the target neighboring cell of the cell served by the first access network device, and the request message is used to request the a core network type of the target neighboring cell, where the second access network device serves the target neighboring cell;
  • the second access network device determines a core network type of the target neighboring cell according to the GCI of the target neighboring cell, and feeds back the core network type of the target neighboring cell to the first access network device.
  • the first access network device requests the second access network device to request the core network type of the target neighboring cell by using the request message, so that the first access network device can Actively obtaining the core network type of the target neighboring cell, and further, when the terminal device needs to switch to the target neighboring cell, the core network type of the target neighboring cell can be directly used to avoid obtaining the core network type of the target neighboring cell through the ANR report, thereby Overcome the delay caused by the ANR report.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the second access network device feeds back the core network type of the target neighboring cell to the first access network device according to the request message, including:
  • the second access network device feeds back the core network type of the target neighboring cell to the first access network device by using the X2 interface or the Xn interface according to the request message.
  • the embodiment of the present application provides a method for acquiring a core network type, including:
  • the access network device sends a request message to the core network device, where the request message includes a cell identifier GCI of at least one neighboring cell of the cell served by the access network device, and the request message is used to request the core network of the at least one neighboring cell.
  • the request message includes a cell identifier GCI of at least one neighboring cell of the cell served by the access network device, and the request message is used to request the core network of the at least one neighboring cell.
  • the access network device receives a core network type of the at least one neighboring cell that is fed back by the core network device for the request message.
  • the access network device requests the core network type of the target neighboring cell to the core network device by using the request message, so that the access network device can actively acquire the at least one neighboring cell.
  • the core network type and further, when the terminal device needs to switch to a neighboring cell in the at least one neighboring cell, the core network type of the neighboring cell can be directly used to avoid obtaining the core network type of the neighboring cell through the ANR report.
  • the delay caused by the ANR report is overcome.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the method further includes:
  • the access network device stores the core network type of the at least one neighboring cell in an automatic neighbor relationship ANR table.
  • the method further includes:
  • the access network device determines that the terminal device needs to be handed over from the cell served by the access network device to the target cell, and the target cell belongs to the at least one neighboring cell;
  • the access network device performs handover according to the core network type of the target cell.
  • the core network device is an access and mobility management function AMF or a mobility management entity MME.
  • the embodiment of the present application provides a method for obtaining a core network type, including:
  • the core network device receives a request message sent by the access network device, where the request message includes the access network a cell identity GCI of at least one neighboring cell of the cell served by the device, and the request message is used to request a core network type of the at least one neighboring cell;
  • the core network device determines, according to the GCI of the at least one neighboring cell, a core network type of the at least one neighboring cell, and feeds back, to the access network device, a core network type of the at least one neighboring cell.
  • the access network device requests the core network type of the target neighboring cell to the core network device by using the request message, so that the access network device can actively acquire the at least one neighboring cell.
  • the core network type and further, when the terminal device needs to switch to a neighboring cell in the at least one neighboring cell, the core network type of the neighboring cell can be directly used to avoid obtaining the core network type of the neighboring cell through the ANR report.
  • the delay caused by the ANR report is overcome.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the core network device is an access and mobility management function AMF or a mobility management entity MME.
  • the embodiment of the present application provides an access network device, which can execute the module or unit of the method in the first aspect or any optional implementation manner of the first aspect.
  • the embodiment of the present application provides an access network device, which can execute the module or unit of the method in any of the optional implementations of the second aspect or the second aspect.
  • the embodiment of the present application provides an access network device, which can execute the module or unit of the method in any of the optional implementations of the third aspect or the third aspect.
  • the embodiment of the present application provides a core network device, which can execute the module or unit of the method in any of the optional implementations of the fourth aspect or the fourth aspect.
  • an access network device comprising a processor, a memory, and a communication interface.
  • the processor is coupled to the memory and communication interface.
  • the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
  • the processor executes the instructions stored by the memory, the execution causes the processor to perform the method of the first aspect or any of the possible implementations of the first aspect.
  • an access network device comprising a processor, a memory, and a communication interface.
  • the processor is coupled to the memory and communication interface.
  • the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
  • the processor executes the instructions stored by the memory, the execution causes the processor to perform the second aspect or A method in any of the possible implementations of the second aspect.
  • an access network device comprising a processor, a memory, and a communication interface.
  • the processor is coupled to the memory and communication interface.
  • the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
  • the processor executes the instructions stored by the memory, the execution causes the processor to perform the method of any of the possible implementations of the third aspect or the third aspect.
  • a core network device comprising a processor, a memory, and a communication interface.
  • the processor is coupled to the memory and communication interface.
  • the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
  • the processor executes the instructions stored by the memory, the execution causes the processor to perform the method of any of the possible implementations of the fourth aspect or the fourth aspect.
  • a thirteenth aspect a computer storage medium storing program code for instructing a computer to perform the method of any of the above first aspect or the first aspect of the first aspect Instructions.
  • a computer storage medium storing program code for instructing a computer to perform the method in any one of the foregoing second aspect or the second aspect Instructions.
  • a fifteenth aspect a computer storage medium storing program code for instructing a computer to perform the method of any of the above third aspect or the third aspect of the possible implementation manner Instructions.
  • a computer storage medium storing program code for instructing a computer to perform the method in any one of the possible implementation manners of the fourth aspect or the fourth aspect Instructions.
  • a computer program product comprising instructions for causing a computer to perform the method of the above aspects when executed on a computer is provided.
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
  • FIG. 2 is a schematic diagram showing an ANR-based interaction between an access network device and a core network device in an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a method for acquiring a core network type according to an embodiment of the present application; Figure.
  • FIG. 4 is a schematic flowchart of another method for acquiring a core network type according to an embodiment of the present application.
  • FIG. 5 is a schematic flowchart of still another method for acquiring a core network type according to an embodiment of the present application.
  • FIG. 6 is a schematic flowchart of still another method for acquiring a core network type according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of an access network device according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of another access network device according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of still another access network device according to an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of a core network device according to an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of an apparatus for acquiring a core network type according to an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a system chip according to an embodiment of the present application.
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • Time Division Duplex Time Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the present application describes various embodiments in connection with an access network device.
  • the access network device in the embodiment of the present application may be a device for communicating with the terminal device, where the access network device may be an evolved base station (Evolutional NodeB, eNB or eNodeB) in the LTE system, or may be a cloud wireless connection.
  • Evolutional NodeB, eNB or eNodeB evolved base station
  • LTE system Long Term Evolutional NodeB, eNB or eNodeB
  • a wireless controller in a Cloud Radio Access Network (CRAN) scenario or the access network device may be a relay station, an access point, an in-vehicle device, a wearable device, or a Next Generation Evolutional NodeB (NG) - eNB) and an access network device (for example, gNB) in a 5G network or an access network device in a publicly available public land mobile network (PLMN) network, etc., which are not limited in this embodiment.
  • CRAN Cloud Radio Access Network
  • the access network device may be a relay station, an access point, an in-vehicle device, a wearable device, or a Next Generation Evolutional NodeB (NG) - eNB) and an access network device (for example, gNB) in a 5G network or an access network device in a publicly available public land mobile network (PLMN) network, etc., which are not limited in this embodiment.
  • NG Next Generation Evolutional NodeB
  • PLMN publicly available public land mobile network
  • the present application describes various embodiments in connection with core network devices.
  • the core network device in the embodiment of the present application may be a device that communicates with an access network device, such as a network side gateway (O&M), and the core network device may be a 5G core network device, such as access and mobility.
  • the Access and Mobility Management Function (AMF) may also be an Evolved Packet Core (EPC) device, such as a Mobility Management Entity (MME).
  • EPC Evolved Packet Core
  • MME Mobility Management Entity
  • the wireless communication system 100 exemplarily shows an access network device, a core network device, and two terminal devices.
  • the wireless communication system 100 may include multiple access network devices and coverage of each access network device.
  • Other numbers of terminal devices may be included in the scope, which is not limited in this embodiment of the present application.
  • the wireless communication system 100 may further include other network entities, such as a network controller, a mobility management entity, and the like.
  • network entities such as a network controller, a mobility management entity, and the like.
  • FIG. 2 is a schematic diagram showing an O&M-based ANR-based interaction between an access network device and a core network device in the embodiment of the present application.
  • the access network device includes an ANR function entity, and the ANR function entity can perform information interaction with the O&M.
  • the ANR function entity can also perform information interaction with the terminal device through Radio Resource Control (RRC).
  • RRC Radio Resource Control
  • the ANR functional entity may implement neighbor cell deletion internally, may implement neighbor cell measurement through an RRC connection, may increase or update a neighbor relationship by interacting with the O&M, and may maintain an ANR list by using a neighbor relationship table management.
  • the evolved LTE refers to an LTE base station facility that is enhanced on the basis of LTE and can support access to the 5G core network.
  • the term "article of manufacture” as used in this application encompasses a computer program accessible from any computer-readable device, carrier, or media.
  • the computer readable medium may include, but is not limited to, a magnetic storage device (eg, a hard disk, a floppy disk, or a magnetic tape, etc.), such as a compact disc (CD), a digital versatile disc (Digital Versatile Disc, DVD). Etc.), smart cards and flash memory devices (eg, Erasable Programmable Read-Only Memory (EPROM), cards, sticks or key drivers, etc.).
  • various storage media described herein can represent one or more devices and/or other machine-readable media for storing information.
  • the term "machine-readable medium” may include, but is not limited to, a variety of media capable of storing, containing, and/or carrying instructions and/or data.
  • system and “network” are used interchangeably herein.
  • the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
  • the character "/" in this article generally indicates that the contextual object is an "or" relationship.
  • FIG. 3 is a schematic flowchart of a method 200 for acquiring a core network type according to an embodiment of the present application.
  • the method 200 may be performed by a first access network device, where the first access network device may be an access network device as shown in FIG. 1, and an ANR in the first access network device.
  • the functional entity can interact with the O&M in the core network device as shown in FIG. 2, so that the first access network device acquires the core network type of the neighboring cell from the second access network device, and saves it in the ANR list, and further
  • the first access network device may obtain the core network type of the neighboring cell saved in the ANR list, and the second access network device in the method 200 may also be as shown in FIG. 1 .
  • the illustrated access network device, the method 200 includes the following.
  • the first access network device sends a request message to the second access network device, where the request message includes a cell identifier (GCI) of a target neighboring cell of the cell served by the first access network device, and The request message is used to request a core network type of the target neighboring cell, and the second access network device serves the target neighboring cell.
  • GCI cell identifier
  • the first access network device may be an NG-eNB or a gNB
  • the second access network device may be an NG-eNB or a gNB.
  • the core network type includes 5GC, or 5GC and EPC.
  • the core network type may be 5GC in the NR communication network, and the core network type may be 5GC and EPC in the eLTE communication network, that is, the 5GC and the EPC are simultaneously supported in the eLTE communication network.
  • the first access network device can serve multiple cells.
  • any cell served by the first access network device may have at least one neighboring cell.
  • the cell served by the first access network device is a specific one of all cells served by the cell.
  • the target neighboring cell is a specific neighboring cell of a certain cell served by the first access network device.
  • the first access network device serves the cell A, the cell B, and the cell C at the same time.
  • the neighboring cell of the cell A may be the cell D and the cell E
  • the neighboring cell of the cell B may be the cell F and the cell G.
  • the neighboring cell of the area C may be the cell X, the cell Y, and the cell Z.
  • the first access network device may request the core network type of the neighboring cell D of the cell A from the access network device 1 serving the cell D, and the first access The network device may also request the core network type of the neighboring cell G of the cell B from the access network device 2 serving the cell G, and the first access network device may also request the cell C from the access network device 3 serving the cell Y.
  • the core network type of the neighboring cell Y The core network type of the neighboring cell Y.
  • the first access network device receives a core network type of the target neighboring cell that is sent by the second access network device for the request message.
  • the first access network device receives, by using an X2 interface or an Xn interface, a core network type of the target neighboring cell that is fed back by the second access network device.
  • the Xn interface may be an interface between a 5G radio access network (RAN), and the N2 interface may be a signaling plane interface between the RAN and the AMF.
  • RAN 5G radio access network
  • the method 200 further includes: the first access network device storing the core network type of the target neighboring cell in an ANR table.
  • the core network type of the neighboring cell is stored in the ANR table.
  • the method 200 further includes:
  • the first access network device determines that the terminal device needs to be handed over from the cell served by the first access network device to the target neighboring cell;
  • the first access network device performs handover according to the core network type of the target neighboring cell.
  • the first access network device performs cell handover according to the core network type of the target neighboring cell, so that after the terminal device switches to the target cell, the core network type is a core network type that meets its communication requirement.
  • the first access network device requests the second access network device to request the core network type of the target neighboring cell by using the request message, so that the first access network device can Actively obtaining the core network type of the target neighboring cell, and further, when the terminal device needs to switch to the target neighboring cell, the core network type of the target neighboring cell can be directly used to avoid obtaining the core network type of the target neighboring cell through the ANR report, thereby Overcome the delay caused by the ANR report.
  • FIG. 4 is a schematic flowchart of a method 300 for acquiring a core network type according to an embodiment of the present application.
  • the method 300 may be performed by a second access network device, which may be an access network device as shown in FIG. 1, and an ANR in the second access network device.
  • the functional entity may perform the O&M interaction in the core network device as shown in FIG. 2, so that the second access network device feeds back the determined core network type of the neighboring cell to the first access network device, and further, the terminal device
  • the first access network device may directly use the core network type of the neighboring cell to perform cell handover, and the first access network device in the method 300 may also be the access network as shown in FIG. Apparatus, the method 300 includes the following.
  • the second access network device receives a request message sent by the first access network device, where the request message includes a GCI of a target neighboring cell of the cell served by the first access network device, and the request message is used to request the A core network type of the target neighboring cell, where the second access network device serves the target neighboring cell.
  • the second access network device determines, according to the GCI of the target neighboring cell, a core network type of the target neighboring cell, and feeds back, to the first access network device, a core network type of the target neighboring cell.
  • the core network type includes a 5G core network, or a 5G core network and an EPC.
  • the second access network device feeds back, according to the request message, the core network type of the target neighboring cell to the first access network device by using an X2 interface or an Xn interface.
  • the steps in the method 300 for obtaining the core network type may refer to the description of the corresponding steps in the method 200 for acquiring the core network type. For brevity, details are not described herein again.
  • the first access network device requests the second access network device to request the core network type of the target neighboring cell by using the request message, so that the first access network device can Actively obtaining the core network type of the target neighboring cell, and further, when the terminal device needs to switch to the target neighboring cell, the core network type of the target neighboring cell can be directly used to avoid obtaining the core network type of the target neighboring cell through the ANR report, thereby Overcome the delay caused by the ANR report.
  • FIG. 5 is a schematic flowchart of a method 400 for acquiring a core network type according to an embodiment of the present application.
  • the method 400 may be performed by an access network device, where the access network device may be an access network device as shown in FIG. 1, and the ANR functional entity in the access network device may be as shown in the figure.
  • the O&M interaction in the core network device shown in FIG. 2 the access network device acquires the core network type of the neighboring cell from the core network device and exists in the ANR list, and further, when the terminal device performs cell handover, the connection
  • the network access device may directly use the core network type of the neighboring cell to perform cell handover.
  • the core network device in the method 400 may also be a core network device as shown in FIG. 1, and the method 400 includes the following content.
  • the access network device sends a request message to the core network device, where the request message includes a cell identifier GCI of at least one neighboring cell of the cell served by the access network device, and the request message is used to request the at least one neighboring cell.
  • Core network type
  • the core network device is an AMF or an MME.
  • the access network device may be an NG-eNB or a gNB.
  • the core network type includes a 5G core network, or a 5G core network and an EPC.
  • the cell served by the access network device may be a specific cell.
  • the cell served by the access network device may be multiple specific cells.
  • the access network device serves the cell A, the cell B, and the cell C at the same time.
  • the neighboring cell of the cell A may be the cell D and the cell E
  • the neighboring cell of the cell B may be the cell F and the cell G
  • the neighboring cell of the cell C may It is a cell X, a cell Y, and a cell Z.
  • the access network device may request the core network type of the neighboring cell D of the cell A from the core network device, and the access network device may also request the neighboring cell D and the neighbor of the cell A from the core network device.
  • the access network device may also request the core network type of all neighboring cells of the cell A, the cell B, and the cell C to the core network device.
  • the access network device receives a core network type of the at least one neighboring cell that is sent by the core network device for the request message.
  • the method 400 further includes:
  • the access network device stores the core network type of the at least one neighboring cell in the ANR table.
  • the method 400 further includes:
  • the access network device determines that the terminal device needs to be handed over from the cell served by the access network device to the target cell, and the target cell belongs to the at least one neighboring cell;
  • the access network device performs handover according to the core network type of the target cell.
  • steps in the method 400 of obtaining a core network type may refer to obtaining a core network type.
  • the description of the corresponding steps in the method 200 is omitted for brevity.
  • the access network device requests the core network type of the target neighboring cell to the core network device by using the request message, so that the access network device can actively acquire the at least one neighboring cell.
  • the core network type and further, when the terminal device needs to switch to a neighboring cell in the at least one neighboring cell, the core network type of the neighboring cell can be directly used to avoid obtaining the core network type of the neighboring cell through the ANR report.
  • the delay caused by the ANR report is overcome.
  • FIG. 6 is a schematic flowchart of a method 500 for acquiring a core network type according to an embodiment of the present application.
  • the method 500 can be performed by a core network device, which can be a core network device as shown in FIG. 1, and an O&M in the core network device can be associated with an ANR function in the access network device.
  • the entity implements the interaction shown in FIG. 2, so that the access network device can obtain the core network type of the neighboring cell from the core network device and save it in the ANR list, and further, when the terminal device performs cell handover, the access network The device may directly use the core network type of the neighboring cell to perform cell handover.
  • the access network device in the method 500 may also be an access network device as shown in FIG. 1, and the method 500 includes the following content.
  • the core network device receives a request message sent by the access network device, where the request message includes a cell identifier GCI of the at least one neighboring cell of the cell served by the access network device, and the request message is used to request the at least one neighboring cell.
  • Core network type
  • the core network device determines, according to the GCI of the at least one neighboring cell, a core network type of the at least one neighboring cell, and feeds back, to the access network device, a core network type of the at least one neighboring cell.
  • the core network type includes a 5G core network, or a 5G core network and an EPC.
  • the core network device is an AMF or an MME.
  • the steps in the method 500 for acquiring the core network type may refer to the description of the method 200 for acquiring the core network type and the corresponding step in the method 400 for acquiring the core network type. For brevity, details are not described herein again.
  • the access network device requests the core network type of the target neighboring cell to the core network device by using the request message, so that the access network device can actively acquire the at least one neighboring cell.
  • the core network type and further, when the terminal device needs to switch to a neighboring cell in the at least one neighboring cell, the core network type of the neighboring cell can be directly used to avoid obtaining the core network type of the neighboring cell through the ANR report.
  • FIG. 7 is a schematic block diagram of an access network device 600 in accordance with an embodiment of the present application. As shown in FIG. 7, the access network device 600 includes:
  • the sending unit 610 is configured to send a request message to the second access network device, where the request message includes a cell identifier GCI of the target neighboring cell of the cell served by the access network device, and the request message is used to request the target neighboring cell.
  • the request message includes a cell identifier GCI of the target neighboring cell of the cell served by the access network device, and the request message is used to request the target neighboring cell.
  • Core network type the second access network device serves the target neighboring cell;
  • the receiving unit 620 is configured to receive a core network type of the target neighboring cell that is sent by the second access network device for the request message.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the receiving unit 620 is further configured to receive, by using an X2 interface or an Xn interface, a core network type of the target neighboring cell that is fed back by the second access network device.
  • the access network device 600 further includes:
  • the processing unit 630 is configured to store the core network type of the target neighboring cell in the automatic neighbor relationship ANR table.
  • the access network device 600 further includes:
  • the processing unit 630 is configured to determine that the terminal device needs to be handed over from the cell served by the first access network device to the target neighboring cell;
  • the processing unit 630 is further configured to perform handover according to a core network type of the target neighboring cell.
  • the access network device 600 may correspond to the access network device in the method 200 of the present application, and the foregoing and other operations and/or functions of the respective units in the access network device 600 are respectively implemented.
  • the corresponding process of the access network device in the method 200 shown in FIG. 3 is not described here for brevity.
  • FIG. 8 is a schematic block diagram of an access network device 700 in accordance with an embodiment of the present application. As shown in FIG. 8, the access network device 700 includes:
  • the receiving unit 710 is configured to receive a request message sent by the first access network device, where the request message includes a cell identifier GCI of a target neighboring cell of the cell served by the first access network device, and the request message is used to request the a core network type of the target neighboring cell, where the second access network device serves the target neighboring cell;
  • the processing unit 720 is configured to determine a core of the target neighboring cell according to the GCI of the target neighboring cell. a heart network type, and a core network type that feeds back the target neighboring cell to the first access network device.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the processing unit 720 is further configured to: according to the request message, feed back, by using an X2 interface or an Xn interface, the core network type of the target neighboring cell to the first access network device.
  • the access network device 700 may correspond to the access network device in the method 300 of the present application, and the foregoing and other operations and/or functions of the respective units in the access network device 700 are respectively implemented.
  • the corresponding process of the access network device in the method 300 shown in FIG. 4 is not described here for brevity.
  • FIG. 9 is a schematic block diagram of an access network device 800 in accordance with an embodiment of the present application. As shown in FIG. 9, the access network device 800 includes:
  • the sending unit 810 is configured to send a request message to the core network device, where the request message includes a cell identifier GCI of the at least one neighboring cell of the cell served by the access network device, and the request message is used to request the at least one neighboring cell.
  • Core network type
  • the receiving unit 820 is configured to receive a core network type of the at least one neighboring cell that is sent by the core network device for the request message.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the access network device 800 further includes:
  • the processing unit 830 is configured to store the core network type of the at least one neighboring cell in the automatic neighbor relationship ANR table.
  • the access network device 800 further includes:
  • the processing unit 830 is configured to determine that the terminal device needs to be handed over from the cell served by the access network device to the target cell, and the target cell belongs to the at least one neighboring cell;
  • the processing unit 830 is further configured to perform handover according to a core network type of the target cell.
  • the core network device is an access and mobility management function AMF or a mobility management entity MME.
  • the access network device 800 may correspond to the access network device in the method 400 of the present application, and the foregoing and other operations and/or functions of the respective units in the access network device 800 are respectively implemented.
  • the corresponding process of the access network device in the method 400 shown in FIG. 5 is not described here for brevity.
  • FIG. 10 is a schematic block diagram of a core network device 900 in accordance with an embodiment of the present application. As shown in FIG. 10, the core network device 900 includes:
  • the receiving unit 910 is configured to receive a request message sent by the access network device, where the request message includes a cell identifier GCI of at least one neighboring cell of the cell served by the access network device, and the request message is used to request the at least one neighbor The core network type of the cell;
  • the processing unit 920 is configured to determine, according to the GCI of the at least one neighboring cell, a core network type of the at least one neighboring cell, and feed back, to the access network device, a core network type of the at least one neighboring cell.
  • the core network type includes a 5G core network, or a 5G core network and a packet core evolved EPC.
  • the core network device 900 is an access and mobility management function AMF or a mobility management entity MME.
  • the core network device 900 may correspond to the core network device in the method 500 of the present application, and the foregoing and other operations and/or functions of the respective units in the core network device 900 are respectively implemented in FIG. The corresponding process of the core network device in the method 500 is not described here for brevity.
  • FIG. 11 is a schematic block diagram of an apparatus 1000 for acquiring a core network type according to an embodiment of the present application.
  • the apparatus 1000 includes:
  • the memory 1010 is configured to store a program, where the program includes a code
  • the transceiver 1020 is configured to communicate with other devices;
  • the processor 1030 is configured to execute program code in the memory 1010.
  • the processor 1030 may implement the method 200 in FIG. 3, or the method 300 in FIG. 4, or the operations performed by the access network device in the method 400 in FIG. 5, in order to Concise, no longer repeat here.
  • the access network device 1000 may be an access network device (for example, a base station).
  • the transceiver 1020 is configured to perform specific signal transceiving under the driving of the processor 1030.
  • the processor 1030 can also implement various operations performed by the core network device in the method 500 in FIG. 6.
  • the device 1000 can be a core network device (eg, MME or AMF).
  • the processor 1030 may be a central processing unit (CPU), and the processor 1030 may also be other general-purpose processors, digital signals.
  • DSP central processing unit
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 1010 can include read only memory and random access memory and provides instructions and data to the processor 1030.
  • a portion of the memory 1010 may also include a non-volatile random access memory.
  • the memory 1010 can also store information of the device type.
  • the transceiver 1020 can be used to implement signal transmission and reception functions, such as frequency modulation and demodulation functions or upconversion and down conversion functions.
  • At least one step of the above method may be performed by an integrated logic circuit of hardware in the processor 1030, or the integrated logic circuit may perform the at least one step driven by an instruction in a software form. Therefore, the device 1000 that acquires the core network type can be a chip or a chipset.
  • the steps of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor 1030 reads the information in the memory and combines the hardware to complete the steps of the above method. To avoid repetition, it will not be described in detail here.
  • FIG. 12 is a schematic structural diagram of a system chip 1100 according to an embodiment of the present application.
  • the system chip 1100 of FIG. 12 includes an input interface 1101, an output interface 1102, a processor 1103, and a memory 1104 that can be connected by an internal communication connection line.
  • the processor 1103 is configured to execute code in the memory 1104.
  • the processor 1103 when the code is executed, the processor 1103 implements a method performed by the access network device in the method embodiment. For the sake of brevity, it will not be repeated here.
  • the processor 1103 when the code is executed, the processor 1103 implements a method performed by the core network device in the method embodiment. For the sake of brevity, it will not be repeated here.
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause 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 various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .

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Abstract

本申请提供了一种获取核心网类型的方法、接入网设备和核心网设备，接入网设备可以在进行小区切换时，直接获取核心网类型，避免通过ANR报告来获取核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。该方法包括：第一接入网设备向第二接入网设备发送请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区；该第一接入网设备接收该第二接入网设备针对该请求消息反馈的该目标邻小区的核心网类型。

Description

获取核心网类型的方法、接入网设备和核心网设备 技术领域
本申请涉及通信领域，并且更具体地，涉及一种获取核心网类型的方法、接入网设备和核心网设备。
背景技术
在长期演进(Long Term Evolution，LTE)和5G通信***中，终端设备可以从支持长期演进(Long Term Evolution，LTE)通信***的分组核心演进(Evolved Packet Core，EPC)设备的小区切换至支持5G新无线(New Radio，NR)的5G核心网(5G Core，5GC)设备，即，目标小区可以同时支持EPC和5GC，然而，现阶段，在终端设备在演进的长期演进(Evaluated Long Term Evolution，eLTE)小区之间切换或者在NR小区与eLTE小区之间切换的过程中，目标接入网设备(例如，目标基站)不知道目标小区的核心网类型(Core Network type，CN type)，需要，通过自动邻区关系(Auto Neighbor Relationship，ANR)报告来获取CN type，在通过ANR报告来获取核心网类型过程中造成了一定的延迟，影响了切换的高效执行。
发明内容
本申请实施例提供了一种获取核心网类型的方法、接入网设备和核心网设备，接入网设备可以在进行小区切换时，直接获取核心网类型，避免通过ANR报告来获取核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
第一方面，本申请实施例提供了一种获取核心网类型的方法，包括：
第一接入网设备向第二接入网设备发送请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区；
该第一接入网设备接收该第二接入网设备针对该请求消息反馈的该目标邻小区的核心网类型。
因此，在本申请实施例的获取核心网类型的方法中，第一接入网设备通 过请求消息向第二接入网设备请求目标邻小区的核心网类型，从而，第一接入网设备可以主动获取目标邻小区的核心网类型，进而，在终端设备需要切换至目标邻小区时，可以直接使用目标邻小区的核心网类型，避免通过ANR报告来获取目标邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
可选地，在第一方面的一种实现方式中，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，在第一方面的一种实现方式中，该第一接入网设备接收该第二接入网设备针对该请求消息反馈的该目标邻小区的核心网类型，包括：
该第一接入网设备通过X2接口或Xn接口接收该第二接入网设备反馈的该目标邻小区的核心网类型。
可选地，在第一方面的一种实现方式中，该方法还包括：
该第一接入网设备将该目标邻小区的核心网类型存储在自动邻区关系ANR表中。
可选地，在第一方面的一种实现方式中，该方法还包括：
该第一接入网设备确定终端设备需要从该第一接入网设备所服务的小区切换至该目标邻小区；
该第一接入网设备根据该目标邻小区的核心网类型进行切换。
第二方面，本申请实施例提供了一种获取核心网类型的方法，包括：
第二接入网设备接收第一接入网设备发送的请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区；
该第二接入网设备根据该目标邻小区的GCI，确定该目标邻小区的核心网类型，以及向该第一接入网设备反馈该目标邻小区的核心网类型。
因此，在本申请实施例的获取核心网类型的方法中，第一接入网设备通过请求消息向第二接入网设备请求目标邻小区的核心网类型，从而，第一接入网设备可以主动获取目标邻小区的核心网类型，进而，在终端设备需要切换至目标邻小区时，可以直接使用目标邻小区的核心网类型，避免通过ANR报告来获取目标邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
可选地，在第二方面的一种实现方式中，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，在第二方面的一种实现方式中，该第二接入网设备根据该请求消息，向该第一接入网设备反馈该目标邻小区的核心网类型，包括：
该第二接入网设备根据该请求消息，通过X2接口或Xn接口向该第一接入网设备反馈该目标邻小区的核心网类型。
第三方面，本申请实施例提供了一种获取核心网类型的方法，包括：
接入网设备向核心网设备发送请求消息，该请求消息包括该接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型；
该接入网设备接收该核心网设备针对该请求消息反馈的该至少一个邻小区的核心网类型。
因此，在本申请实施例的获取核心网类型的方法中，接入网设备通过请求消息向核心网设备请求目标邻小区的核心网类型，从而，接入网设备可以主动获取至少一个邻小区的核心网类型，进而，在终端设备需要切换至至少一个邻小区中的某一邻小区时，可以直接使用这一邻小区的核心网类型，避免通过ANR报告来获取这一邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
可选地，在第三方面的一种实现方式中，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，在第三方面的一种实现方式中，该方法还包括：
该接入网设备将该至少一个邻小区的核心网类型存储在自动邻区关系ANR表中。
可选地，在第三方面的一种实现方式中，该方法还包括：
该接入网设备确定终端设备需要从该接入网设备所服务的小区切换至目标小区，且该目标小区属于该至少一个邻小区；
该接入网设备根据该目标小区的核心网类型进行切换。
可选地，在第三方面的一种实现方式中，该核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
第四方面，本申请实施例提供了一种获取核心网类型的方法，包括：
核心网设备接收接入网设备发送的请求消息，该请求消息包括该接入网 设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型；
该核心网设备根据该至少一个邻小区的GCI，确定该至少一个邻小区的核心网类型，以及向该接入网设备反馈该至少一个邻小区的核心网类型。
因此，在本申请实施例的获取核心网类型的方法中，接入网设备通过请求消息向核心网设备请求目标邻小区的核心网类型，从而，接入网设备可以主动获取至少一个邻小区的核心网类型，进而，在终端设备需要切换至至少一个邻小区中的某一邻小区时，可以直接使用这一邻小区的核心网类型，避免通过ANR报告来获取这一邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
可选地，在第四方面的一种实现方式中，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，在第四方面的一种实现方式中，该核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
第五方面，本申请实施例提供了一种接入网设备，可以执行第一方面或第一方面的任一可选的实现方式中的方法的模块或者单元。
第六方面，本申请实施例提供了一种接入网设备，可以执行第二方面或第二方面的任一可选的实现方式中的方法的模块或者单元。
第七方面，本申请实施例提供了一种接入网设备，可以执行第三方面或第三方面的任一可选的实现方式中的方法的模块或者单元。
第八方面，本申请实施例提供了一种核心网设备，可以执行第四方面或第四方面的任一可选的实现方式中的方法的模块或者单元。
第九方面，提供了一种接入网设备，该接入网设备包括处理器、存储器和通信接口。处理器与存储器和通信接口连接。存储器用于存储指令，处理器用于执行该指令，通信接口用于在处理器的控制下与其他网元进行通信。该处理器执行该存储器存储的指令时，该执行使得该处理器执行第一方面或第一方面的任意可能的实现方式中的方法。
第十方面，提供了一种接入网设备，该接入网设备包括处理器、存储器和通信接口。处理器与存储器和通信接口连接。存储器用于存储指令，处理器用于执行该指令，通信接口用于在处理器的控制下与其他网元进行通信。该处理器执行该存储器存储的指令时，该执行使得该处理器执行第二方面或 第二方面的任意可能的实现方式中的方法。
第十一方面，提供了一种接入网设备，该接入网设备包括处理器、存储器和通信接口。处理器与存储器和通信接口连接。存储器用于存储指令，处理器用于执行该指令，通信接口用于在处理器的控制下与其他网元进行通信。该处理器执行该存储器存储的指令时，该执行使得该处理器执行第三方面或第三方面的任意可能的实现方式中的方法。
第十二方面，提供了一种核心网设备，该核心网设备包括处理器、存储器和通信接口。处理器与存储器和通信接口连接。存储器用于存储指令，处理器用于执行该指令，通信接口用于在处理器的控制下与其他网元进行通信。该处理器执行该存储器存储的指令时，该执行使得该处理器执行第四方面或第四方面的任意可能的实现方式中的方法。
第十三方面，提供了一种计算机存储介质，该计算机存储介质中存储有程序代码，该程序代码用于指示计算机执行上述第一方面或第一方面的任一种可能的实现方式中的方法的指令。
第十四方面，提供了一种计算机存储介质，该计算机存储介质中存储有程序代码，该程序代码用于指示计算机执行上述第二方面或第二方面的任一种可能的实现方式中的方法的指令。
第十五方面，提供了一种计算机存储介质，该计算机存储介质中存储有程序代码，该程序代码用于指示计算机执行上述第三方面或第三方面的任一种可能的实现方式中的方法的指令。
第十六方面，提供了一种计算机存储介质，该计算机存储介质中存储有程序代码，该程序代码用于指示计算机执行上述第四方面或第四方面的任一种可能的实现方式中的方法的指令。
第十七方面，提供了一种包括指令的计算机程序产品，当其在计算机上运行时，使得计算机执行上述各方面所述的方法。
附图说明
图1是本申请实施例的一个应用场景的示意图。
图2示出了本申请实施例中接入网设备与核心网设备之间基于ANR的交互的示意图。
图3是根据本申请实施例的一种获取核心网类型的方法的示意性流程 图。
图4是根据本申请实施例的另一种获取核心网类型的方法的示意性流程图。
图5是根据本申请实施例的再一种获取核心网类型的方法的示意性流程图。
图6是根据本申请实施例的再一种获取核心网类型的方法的示意性流程图。
图7是根据本申请实施例的一种接入网设备的示意性框图。
图8是根据本申请实施例的另一种接入网设备的示意性框图。
图9是根据本申请实施例的再一种接入网设备的示意性框图。
图10是根据本申请实施例的核心网设备的示意性框图。
图11示出了本申请实施例提供的获取核心网类型的设备的示意性框图。
图12是根据本申请实施例的***芯片的示意性结构图。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述。
本申请实施例的技术方案可以应用于各种通信***，例如：长期演进(Long Term Evolution，LTE)***、LTE频分双工(Frequency Division Duplex，FDD)***、LTE时分双工(Time Division Duplex，TDD)、通用移动通信***(Universal Mobile Telecommunication System，UMTS)、全球互联微波接入(Worldwide Interoperability for Microwave Access，WiMAX)通信***或5G通信***等。
本申请结合接入网设备描述了各个实施例。本申请实施例中的接入网设备可以是用于与终端设备通信的设备，该接入网设备可以是LTE***中的演进型基站(Evolutional NodeB，eNB或eNodeB)，还可以是云无线接入网络(Cloud Radio Access Network，CRAN)场景下的无线控制器，或者该接入网设备可以为中继站、接入点、车载设备、可穿戴设备、下一代演进型基站(Next Generation Evolutional NodeB，NG-eNB)以及5G网络中的接入网设备(例如，gNB)或者未来演进的公共陆地移动网络(Public Land Mobile Network，PLMN)网络中的接入网设备等，本申请实施例并不限定。
本申请结合核心网设备描述了各个实施例。本申请实施例中的核心网设备可以是与接入网设备通信的设备，如网络侧的网关(Operation And Management，O&M)，该核心网设备可以是5G核心网设备，例如接入与移动性管理功能(Access and Mobility Management Function，AMF)，也可以是分组核心演进(Evolved Packet Core，EPC)设备，例如移动性管理实体(Mobility Management Entity，MME)。
图1示例性地示出了一个接入网设备、一个核心网设备和两个终端设备，可选地，该无线通信***100可以包括多个接入网设备并且每个接入网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，该无线通信***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。
图2示出了本申请实施例中接入网设备与核心网设备中的O&M基于ANR的交互示意图。
接入网设备中包括ANR功能实体，该ANR功能实体可以与O&M进行信息交互，该ANR功能实体还可以通过无线资源控制(Radio Resource Control，RRC)与终端设备进行信息交互。
可选地，该ANR功能实体可以在内部实现邻小区删除，可以通过RRC连接实现邻小区测量，可以通过与O&M交互增加或者更新邻区关系，还可以通过邻区关系表管理来维护ANR列表。
应理解，演进的LTE(即eLTE)在本申请中指的是在LTE基础上进行了增强，能够支持接入到5G核心网的LTE基站设施。
此外，本申请的各个方面或特征可以实现成方法、装置或使用标准编程和/或工程技术的制品。本申请中使用的术语“制品”涵盖可从任何计算机可读器件、载体或介质访问的计算机程序。例如，计算机可读介质可以包括，但不限于：磁存储器件(例如，硬盘、软盘或磁带等)，光盘(例如，压缩盘(Compact Disc，CD)、数字通用盘(Digital Versatile Disc，DVD)等)，智能卡和闪存器件(例如，可擦写可编程只读存储器(Erasable Programmable Read-Only Memory，EPROM)、卡、棒或钥匙驱动器等)。另外，本文描述的各种存储介质可代表用于存储信息的一个或多个设备和/或其它机器可读介质。术语“机器可读介质”可包括但不限于，能够存储、包含和/或承载指令和/或数据的各种介质。
应理解，本文中术语“***”和“网络”在本文中常被可互换使用。本文中术语“和/或”，仅仅是一种描述关联对象的关联关系，表示可以存在三种关系，例如，A和/或B，可以表示：单独存在A，同时存在A和B，单独存在B这三种情况。另外，本文中字符“/”，一般表示前后关联对象是一种“或”的关系。
图3是根据本申请实施例的一种获取核心网类型的方法200的示意性流程图。如图3所示，该方法200可以由第一接入网设备执行，该第一接入网设备可以是如图1中所示的接入网设备，该第一接入网设备中的ANR功能实体可以通过如图2所示的核心网设备中的O&M交互，从而，该第一接入网设备从第二接入网设备获取邻小区的核心网类型，并保存在ANR列表中，进而，在终端设备在进行小区切换时，该第一接入网设备可以获取ANR列表中保存的邻小区的核心网类型，该方法200中的第二接入网设备也可以是如图1中所示的接入网设备，该方法200包括以下内容。
210，第一接入网设备向第二接入网设备发送请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的小区标识(Global Cellular Identity，GCI)，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区。
可选地，该第一接入网设备可以是NG-eNB，也可以是gNB，该第二接入网设备可以是NG-eNB，也可以是gNB。
可选地，该核心网类型包括5GC，或者，5GC与EPC。
可选地，在NR通信网络中该核心网类型可以是5GC，在eLTE通信网络中该核心网类型可以是5GC与EPC，即在eLTE通信网络同时支持5GC与EPC。
可选地，该第一接入网设备可以服务于多个小区。
可选地，该第一接入网设备服务的任一个小区可以有至少一个邻小区。
可选地，该第一接入网设备所服务的小区为其所服务的所有小区中的某一个特定的小区。
可选地，该目标邻小区为该第一接入网设备所服务的某个小区的一个特定的邻小区。
例如，第一接入网设备同时服务于小区A、小区B和小区C，小区A的邻小区可以是小区D和小区E，小区B的邻小区可以是小区F和小区G，小 区C的邻小区可以是小区X、小区Y和小区Z，第一接入网设备可以向服务于小区D的接入网设备1请求小区A的邻小区D的核心网类型，第一接入网设备也可以向服务于小区G的接入网设备2请求小区B的邻小区G的核心网类型，第一接入网设备还可以向服务于小区Y的接入网设备3请求小区C的邻小区Y的核心网类型。
220，该第一接入网设备接收该第二接入网设备针对该请求消息反馈的该目标邻小区的核心网类型。
可选地，该第一接入网设备通过X2接口或Xn接口接收该第二接入网设备反馈的该目标邻小区的核心网类型。
应理解，该Xn接口可以是5G无线接入网(Radio Access Network，RAN)间的接口，N2接口可以是RAN与AMF间的信令面接口。
可选地，该方法200还包括：该第一接入网设备将该目标邻小区的核心网类型存储在ANR表中。
例如，如表1所示，在ANR表中存储有邻小区的核心网类型。
Figure PCTCN2017110256-appb-000001
可选地，该方法200还包括：
该第一接入网设备确定终端设备需要从该第一接入网设备所服务的小区切换至该目标邻小区；
该第一接入网设备根据该目标邻小区的核心网类型进行切换。
可选地，该第一接入网设备按照该目标邻小区的核心网类型进行小区切换，从而，终端设备切换至目标小区之后，其核心网类型为满足其通信需求的核心网类型。
因此，在本申请实施例的获取核心网类型的方法中，第一接入网设备通过请求消息向第二接入网设备请求目标邻小区的核心网类型，从而，第一接入网设备可以主动获取目标邻小区的核心网类型，进而，在终端设备需要切换至目标邻小区时，可以直接使用目标邻小区的核心网类型，避免通过ANR报告来获取目标邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
图4是根据本申请实施例的一种获取核心网类型的方法300的示意性流程图。如图4所示，该方法300可以由第二接入网设备执行，该第二接入网设备可以是如图1中所示的接入网设备，该第二接入网设备中的ANR功能实体可以通过如图2所示的核心网设备中的O&M交互，从而，该第二接入网设备将确定的邻小区的核心网类型反馈给第一接入网设备，进而，在终端设备在进行小区切换时，该第一接入网设备可以直接使用邻小区的核心网类型进行小区切换，该方法300中的第一接入网设备也可以是如图1中所示的接入网设备，该方法300包括以下内容。
310，第二接入网设备接收第一接入网设备发送的请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区。
320，该第二接入网设备根据该目标邻小区的GCI，确定该目标邻小区的核心网类型，以及向该第一接入网设备反馈该目标邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与EPC。
可选地，该第二接入网设备根据该请求消息，通过X2接口或Xn接口向该第一接入网设备反馈该目标邻小区的核心网类型。
应理解，获取核心网类型的方法300中的步骤可以参考获取核心网类型的方法200中的相应步骤的描述，为了简洁，在此不再赘述。
因此，在本申请实施例的获取核心网类型的方法中，第一接入网设备通过请求消息向第二接入网设备请求目标邻小区的核心网类型，从而，第一接入网设备可以主动获取目标邻小区的核心网类型，进而，在终端设备需要切换至目标邻小区时，可以直接使用目标邻小区的核心网类型，避免通过ANR报告来获取目标邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
图5是根据本申请实施例的一种获取核心网类型的方法400的示意性流程图。如图5所示，该方法400可以由接入网设备执行，该接入网设备可以是如图1中所示的接入网设备，该接入网设备中的ANR功能实体可以通过如图2所示的核心网设备中的O&M交互，从而，该接入网设备从核心网设备获取邻小区的核心网类型并存在在ANR列表中，进而，在终端设备在进行小区切换时，该接入网设备可以直接使用邻小区的核心网类型进行小区切换，该方法400中的核心网设备也可以是如图1中所示的核心网设备，该方法400包括以下内容。
410，接入网设备向核心网设备发送请求消息，该请求消息包括该接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型。
可选地，该核心网设备为AMF或者MME。
可选地，该接入网设备可以是NG-eNB，也可以是gNB。
可选地，该核心网类型包括5G核心网，或者，5G核心网与EPC。
可选地，该接入网设备所服务的小区可以是某一个特定的小区。
可选地，该接入网设备所服务的小区可以是多个特定的小区。
例如，接入网设备同时服务于小区A、小区B和小区C，小区A的邻小区可以是小区D和小区E，小区B的邻小区可以是小区F和小区G，小区C的邻小区可以是小区X、小区Y和小区Z，接入网设备可以向核心网设备请求小区A的邻小区D的核心网类型，接入网设备也可以向核心网设备请求小区A的邻小区D和邻小区E的核心网类型，接入网设备还可以向核心网设备请求小区A、小区B和小区C的所有邻小区的核心网类型。
420，该接入网设备接收该核心网设备针对该请求消息反馈的该至少一个邻小区的核心网类型。
可选地，该方法400还包括：
该接入网设备将该至少一个邻小区的核心网类型存储在ANR表中。
可选地，该方法400还包括：
该接入网设备确定终端设备需要从该接入网设备所服务的小区切换至目标小区，且该目标小区属于该至少一个邻小区；
该接入网设备根据该目标小区的核心网类型进行切换。
应理解，获取核心网类型的方法400中的步骤可以参考获取核心网类型 的方法200中的相应步骤的描述，为了简洁，在此不再赘述。
因此，在本申请实施例的获取核心网类型的方法中，接入网设备通过请求消息向核心网设备请求目标邻小区的核心网类型，从而，接入网设备可以主动获取至少一个邻小区的核心网类型，进而，在终端设备需要切换至至少一个邻小区中的某一邻小区时，可以直接使用这一邻小区的核心网类型，避免通过ANR报告来获取这一邻小区的核心网类型，从而，克服了因进行ANR报告而引起的延迟问题。
图6是根据本申请实施例的一种获取核心网类型的方法500的示意性流程图。如图6所示，该方法500可以由核心网设备执行，该核心网设备可以是如图1中所示的核心网设备，核心网设备中的O&M可以与该接入网设备中的ANR功能实体实现如图2所示的交互，从而，该接入网设备可以从核心网设备获取邻小区的核心网类型并保存在ANR列表中，进而，在终端设备在进行小区切换时，接入网设备可以直接使用邻小区的核心网类型进行小区切换，该方法500中的接入网设备也可以是如图1中所示的接入网设备，该方法500包括以下内容。
510，核心网设备接收接入网设备发送的请求消息，该请求消息包括该接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型。
520，该核心网设备根据该至少一个邻小区的GCI，确定该至少一个邻小区的核心网类型，以及向该接入网设备反馈该至少一个邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与EPC。
可选地，该核心网设备为AMF或者MME。
应理解，获取核心网类型的方法500中的步骤可以参考获取核心网类型的方法200和获取核心网类型的方法400中的相应步骤的描述，为了简洁，在此不再赘述。
因此，在本申请实施例的获取核心网类型的方法中，接入网设备通过请求消息向核心网设备请求目标邻小区的核心网类型，从而，接入网设备可以主动获取至少一个邻小区的核心网类型，进而，在终端设备需要切换至至少一个邻小区中的某一邻小区时，可以直接使用这一邻小区的核心网类型，避免通过ANR报告来获取这一邻小区的核心网类型，从而，克服了因进行ANR 报告而引起的延迟问题。
图7是根据本申请实施例的接入网设备600的示意性框图。如图7所示，该接入网设备600包括：
发送单元610，用于向第二接入网设备发送请求消息，该请求消息包括该接入网设备所服务的小区的目标邻小区的小区标识GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区；
接收单元620，用于接收该第二接入网设备针对该请求消息反馈的该目标邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，该接收单元620还用于通过X2接口或Xn接口接收该第二接入网设备反馈的该目标邻小区的核心网类型。
可选地，该接入网设备600还包括：
处理单元630，用于将该目标邻小区的核心网类型存储在自动邻区关系ANR表中。
可选地，该接入网设备600还包括：
处理单元630，用于确定终端设备需要从该第一接入网设备所服务的小区切换至该目标邻小区；
该处理单元630，还用于根据该目标邻小区的核心网类型进行切换。
应理解，根据本申请实施例的接入网设备600可对应于本申请方法200中的接入网设备，并且接入网设备600中的各个单元的上述和其它操作和/或功能分别为了实现图3所示方法200中接入网设备的相应流程，为了简洁，在此不再赘述。
图8是根据本申请实施例的接入网设备700的示意性框图。如图8所示，该接入网设备700包括：
接收单元710，用于接收第一接入网设备发送的请求消息，该请求消息包括该第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及该请求消息用于请求该目标邻小区的核心网类型，该第二接入网设备服务于该目标邻小区；
处理单元720，用于根据该目标邻小区的GCI，确定该目标邻小区的核 心网类型，以及向该第一接入网设备反馈该目标邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，该处理单元720，还用于根据该请求消息，通过X2接口或Xn接口向该第一接入网设备反馈该目标邻小区的核心网类型。
应理解，根据本申请实施例的接入网设备700可对应于本申请方法300中的接入网设备，并且接入网设备700中的各个单元的上述和其它操作和/或功能分别为了实现图4所示方法300中接入网设备的相应流程，为了简洁，在此不再赘述。
图9是根据本申请实施例的接入网设备800的示意性框图。如图9所示，该接入网设备800包括：
发送单元810，用于向核心网设备发送请求消息，该请求消息包括该接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型；
接收单元820，用于接收该核心网设备针对该请求消息反馈的该至少一个邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，该接入网设备800还包括：
处理单元830，用于将该至少一个邻小区的核心网类型存储在自动邻区关系ANR表中。
可选地，该接入网设备800还包括：
处理单元830，用于确定终端设备需要从该接入网设备所服务的小区切换至目标小区，且该目标小区属于该至少一个邻小区；
该处理单元830，还用于根据该目标小区的核心网类型进行切换。
可选地，该核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
应理解，根据本申请实施例的接入网设备800可对应于本申请方法400中的接入网设备，并且接入网设备800中的各个单元的上述和其它操作和/或功能分别为了实现图5所示方法400中接入网设备的相应流程，为了简洁，在此不再赘述。
图10是根据本申请实施例的核心网设备900的示意性框图。如图10所示，该核心网设备900包括：
接收单元910，用于接收接入网设备发送的请求消息，该请求消息包括该接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及该请求消息用于请求该至少一个邻小区的核心网类型；
处理单元920，用于根据该至少一个邻小区的GCI，确定该至少一个邻小区的核心网类型，以及向该接入网设备反馈该至少一个邻小区的核心网类型。
可选地，该核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
可选地，该核心网设备900为接入与移动性管理功能AMF或者移动性管理实体MME。
应理解，根据本申请实施例的核心网设备900可对应于本申请方法500中的核心网设备，并且核心网设备900中的各个单元的上述和其它操作和/或功能分别为了实现图6所示方法500中核心网设备的相应流程，为了简洁，在此不再赘述。
图11示出了本申请实施例提供的获取核心网类型的设备1000的示意性框图，该设备1000包括：
存储器1010，用于存储程序，该程序包括代码；
收发器1020，用于和其他设备进行通信；
处理器1030，用于执行存储器1010中的程序代码。
可选地，当该代码被执行时，该处理器1030可以实现图3中的方法200，或者图4中的方法300，或者图5中的方法400中接入网设备执行的各个操作，为了简洁，在此不再赘述。此时，该接入网设备1000可以为接入网设备(例如，基站)。收发器1020用于在处理器1030的驱动下执行具体的信号收发。
可选地，当该代码被执行时，该处理器1030还可以实现图6中的方法500中核心网设备执行的各个操作，为了简洁，在此不再赘述。此时，该设备1000可以为核心网设备(例如，MME或AMF)。
应理解，在本申请实施例中，该处理器1030可以是中央处理单元(Central Processing Unit，CPU)，该处理器1030还可以是其他通用处理器、数字信 号处理器(DSP)、专用集成电路(ASIC)、现成可编程门阵列(FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。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。
该存储器1010可以包括只读存储器和随机存取存储器，并向处理器1030提供指令和数据。存储器1010的一部分还可以包括非易失性随机存取存储器。例如，存储器1010还可以存储设备类型的信息。
收发器1020可以是用于实现信号发送和接收功能，例如频率调制和解调功能或叫上变频和下变频功能。
在实现过程中，上述方法的至少一个步骤可以通过处理器1030中的硬件的集成逻辑电路完成，或该集成逻辑电路可在软件形式的指令驱动下完成该至少一个步骤。因此，获取核心网类型的设备1000可以是个芯片或者芯片组。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处理器执行完成，或者用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1030读取存储器中的信息，结合其硬件完成上述方法的步骤。为避免重复，这里不再详细描述。
图12是根据本申请实施例的***芯片1100的示意性结构图。图12的***芯片1100包括输入接口1101、输出接口1102、处理器1103以及存储器1104之间可以通过内部通信连接线路相连，该处理器1103用于执行该存储器1104中的代码。
可选地，当该代码被执行时，该处理器1103实现方法实施例中由接入网设备执行的方法。为了简洁，在此不再赘述。
可选地，当该代码被执行时，该处理器1103实现方法实施例中由核心网设备执行的方法。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***、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***、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***，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 (32)

  1. 一种获取核心网类型的方法，其特征在于，包括：
    第一接入网设备向第二接入网设备发送请求消息，所述请求消息包括所述第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及所述请求消息用于请求所述目标邻小区的核心网类型，所述第二接入网设备服务于所述目标邻小区；
    所述第一接入网设备接收所述第二接入网设备针对所述请求消息反馈的所述目标邻小区的核心网类型。
  2. 根据权利要求1所述的方法，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  3. 根据权利要求1或2所述的方法，其特征在于，所述第一接入网设备接收所述第二接入网设备针对所述请求消息反馈的所述目标邻小区的核心网类型，包括：
    所述第一接入网设备通过X2接口或Xn接口接收所述第二接入网设备反馈的所述目标邻小区的核心网类型。
  4. 根据权利要求1至3中任一项所述的方法，其特征在于，所述方法还包括：
    所述第一接入网设备将所述目标邻小区的核心网类型存储在自动邻区关系ANR表中。
  5. 根据权利要求1至4中任一项所述的方法，其特征在于，所述方法还包括：
    所述第一接入网设备确定终端设备需要从所述第一接入网设备所服务的小区切换至所述目标邻小区；
    所述第一接入网设备根据所述目标邻小区的核心网类型进行切换。
  6. 一种获取核心网类型的方法，其特征在于，包括：
    第二接入网设备接收第一接入网设备发送的请求消息，所述请求消息包括所述第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及所述请求消息用于请求所述目标邻小区的核心网类型，所述第二接入网设备服务于所述目标邻小区；
    所述第二接入网设备根据所述目标邻小区的GCI，确定所述目标邻小区的核心网类型，以及向所述第一接入网设备反馈所述目标邻小区的核心网类 型。
  7. 根据权利要求6所述的方法，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  8. 根据权利要求6或7所述的方法，其特征在于，所述第二接入网设备根据所述请求消息，向所述第一接入网设备反馈所述目标邻小区的核心网类型，包括：
    所述第二接入网设备根据所述请求消息，通过X2接口或Xn接口向所述第一接入网设备反馈所述目标邻小区的核心网类型。
  9. 一种获取核心网类型的方法，其特征在于，包括：
    接入网设备向核心网设备发送请求消息，所述请求消息包括所述接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及所述请求消息用于请求所述至少一个邻小区的核心网类型；
    所述接入网设备接收所述核心网设备针对所述请求消息反馈的所述至少一个邻小区的核心网类型。
  10. 根据权利要求9所述的方法，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  11. 根据权利要求9或10所述的方法，其特征在于，所述方法还包括：
    所述接入网设备将所述至少一个邻小区的核心网类型存储在自动邻区关系ANR表中。
  12. 根据权利要求9至11中任一项所述的方法，其特征在于，所述方法还包括：
    所述接入网设备确定终端设备需要从所述接入网设备所服务的小区切换至目标小区，且所述目标小区属于所述至少一个邻小区；
    所述接入网设备根据所述目标小区的核心网类型进行切换。
  13. 根据权利要求9至12中任一项所述的方法，其特征在于，所述核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
  14. 一种获取核心网类型的方法，其特征在于，包括：
    核心网设备接收接入网设备发送的请求消息，所述请求消息包括所述接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及所述请求消息用于请求所述至少一个邻小区的核心网类型；
    所述核心网设备根据所述至少一个邻小区的GCI，确定所述至少一个邻 小区的核心网类型，以及向所述接入网设备反馈所述至少一个邻小区的核心网类型。
  15. 根据权利要求14所述的方法，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  16. 根据权利要求14或15所述的方法，其特征在于，所述核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
  17. 一种接入网设备，其特征在于，包括：
    发送单元，用于向第二接入网设备发送请求消息，所述请求消息包括所述接入网设备所服务的小区的目标邻小区的小区标识GCI，以及所述请求消息用于请求所述目标邻小区的核心网类型，所述第二接入网设备服务于所述目标邻小区；
    接收单元，用于接收所述第二接入网设备针对所述请求消息反馈的所述目标邻小区的核心网类型。
  18. 根据权利要求17所述的接入网设备，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  19. 根据权利要求17或18所述的接入网设备，其特征在于，所述接收单元还用于通过X2接口或Xn接口接收所述第二接入网设备反馈的所述目标邻小区的核心网类型。
  20. 根据权利要求17至19中任一项所述的接入网设备，其特征在于，所述接入网设备还包括：
    处理单元，用于将所述目标邻小区的核心网类型存储在自动邻区关系ANR表中。
  21. 根据权利要求17至20中任一项所述的接入网设备，其特征在于，所述接入网设备还包括：
    处理单元，用于确定终端设备需要从所述第一接入网设备所服务的小区切换至所述目标邻小区；
    所述处理单元，还用于根据所述目标邻小区的核心网类型进行切换。
  22. 一种接入网设备，其特征在于，包括：
    接收单元，用于接收第一接入网设备发送的请求消息，所述请求消息包括所述第一接入网设备所服务的小区的目标邻小区的小区标识GCI，以及所述请求消息用于请求所述目标邻小区的核心网类型，所述第二接入网设备服 务于所述目标邻小区；
    处理单元，用于根据所述目标邻小区的GCI，确定所述目标邻小区的核心网类型，以及向所述第一接入网设备反馈所述目标邻小区的核心网类型。
  23. 根据权利要求22所述的接入网设备，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  24. 根据权利要求22或23所述的接入网设备，其特征在于，所述处理单元，还用于根据所述请求消息，通过X2接口或Xn接口向所述第一接入网设备反馈所述目标邻小区的核心网类型。
  25. 一种接入网设备，其特征在于，包括：
    发送单元，用于向核心网设备发送请求消息，所述请求消息包括所述接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及所述请求消息用于请求所述至少一个邻小区的核心网类型；
    接收单元，用于接收所述核心网设备针对所述请求消息反馈的所述至少一个邻小区的核心网类型。
  26. 根据权利要求25所述的接入网设备，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  27. 根据权利要求25或26所述的接入网设备，其特征在于，所述接入网设备还包括：
    处理单元，用于将所述至少一个邻小区的核心网类型存储在自动邻区关系ANR表中。
  28. 根据权利要求25至27中任一项所述的接入网设备，其特征在于，所述接入网设备还包括：
    处理单元，用于确定终端设备需要从所述接入网设备所服务的小区切换至目标小区，且所述目标小区属于所述至少一个邻小区；
    所述处理单元，还用于根据所述目标小区的核心网类型进行切换。
  29. 根据权利要求25至28中任一项所述的接入网设备，其特征在于，所述核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
  30. 一种核心网设备，其特征在于，包括：
    接收单元，用于接收接入网设备发送的请求消息，所述请求消息包括所述接入网设备所服务的小区的至少一个邻小区的小区标识GCI，以及所述请求消息用于请求所述至少一个邻小区的核心网类型；
    处理单元，用于根据所述至少一个邻小区的GCI，确定所述至少一个邻小区的核心网类型，以及向所述接入网设备反馈所述至少一个邻小区的核心网类型。
  31. 根据权利要求30所述的核心网设备，其特征在于，所述核心网类型包括5G核心网，或者，5G核心网与分组核心演进EPC。
  32. 根据权利要求30或31所述的核心网设备，其特征在于，所述核心网设备为接入与移动性管理功能AMF或者移动性管理实体MME。
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