WO2019024617A1 - 一种终端接入核心网的方法、基站及终端 - Google Patents
一种终端接入核心网的方法、基站及终端 Download PDFInfo
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- WO2019024617A1 WO2019024617A1 PCT/CN2018/091799 CN2018091799W WO2019024617A1 WO 2019024617 A1 WO2019024617 A1 WO 2019024617A1 CN 2018091799 W CN2018091799 W CN 2018091799W WO 2019024617 A1 WO2019024617 A1 WO 2019024617A1
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- plmn
- core network
- information
- terminal
- base station
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- 238000004590 computer program Methods 0.000 claims description 11
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
Definitions
- the embodiments of the present disclosure relate to the field of communications technologies, and in particular, to a method, a base station, and a terminal for a terminal to access a core network.
- an enhanced LTE base station (hereinafter referred to as an eLTE base station) can be connected to the 4G core network or connected. Go to the 5G core network.
- eLTE network architecture diagram may have the following three types:
- the first one is only connected to the Evolved Packet Core (EPC), which is the 4G core network.
- EPC Evolved Packet Core
- the architecture of the core network is consistent with the architecture in 36.300.
- the network architecture of the evolved unified terrestrial radio access network is as shown in FIG. 1: the E-UTRAN is composed of an Evolved Node B (eNB).
- the eNB completes the access network function and communicates with the user equipment (User Equipment, UE for short) through the air interface.
- MME Mobility Management Entity
- S1-MME interface provides control plane services for the UE, including mobility management and bearer management functions.
- the serving gateway (Serving GateWay, S-GW for short) is connected to the eNB by using an S1-U interface. For each UE attached to the network, one S-GW provides services for the UE.
- the S1-U interface provides a user plane service for the UE, and the user plane data of the UE is transmitted between the S-GW and the eNB through the S1-U bearer.
- the network architecture of the dual-core network can be connected to both EPC and 5GC (5G core network).
- the third type is a network architecture that is only connected to the 5GC.
- An embodiment of the present disclosure provides a method, a base station, and a terminal for a terminal to access a core network, where the base station connects the PLMN information of the first type core network and the PLMN information of the second type core network to the terminal, so that the terminal A target PLMN matching the self is selected among the PLMNs, and then the core network accessed by the terminal is determined according to the target PLMN selected by the terminal, and the terminal access network is solved in the network architecture of the dual core network in the related art. When you are unable to select the technical problem of the core network you are accessing.
- an embodiment of the present disclosure provides a method for a terminal to access a core network, including:
- the PLMN indication information includes PLMN information that is connected to the first type of core network and PLMN information that is connected to the second type of core network;
- the step of transmitting the public land mobile network PLMN indication information of the base station to the terminal includes:
- the first PLMN list includes PLMN information that is connected to the first type of core network
- the second PLMN list includes the PLMN that is connected to the second type of core network. information.
- the step of transmitting the public land mobile network PLMN indication information of the base station to the terminal includes:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network of the PLMN connecting the first type core network and the second type core network,
- the priority core network is a first type core network or a second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes indicating that the target PLMN is connected to the first type. Second indication information of the core network and the second type of core network;
- the method further includes:
- the base station selects a target base station that supports the preferred PLMN and the preferred core network, and notifies the target base station to perform resource configuration for the terminal, so that the terminal switches to On the target base station.
- an embodiment of the present disclosure further provides a method for a terminal to access a core network, including:
- the base station And receiving, by the base station, the PLMN indication information of the base station, where the PLMN indication information includes PLMN information that is connected to the first type core network, and PLMN information that is connected to the second type core network.
- the step of receiving, by the base station, the PLMN indication information of the base station includes:
- the base station Receiving, by the base station, a first PLMN list and a second PLMN list, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a PLMN that is connected to the second type of core network. information.
- the step of receiving, by the base station, the PLMN indication information of the base station includes:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network of the PLMN connecting the first type core network and the second type core network,
- the priority core network is a first type core network or a second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes indicating that the target PLMN is connected to the first type. Second indication information of the core network and the second type of core network;
- the step of sending the information of the target PLMN to the base station includes:
- the method further includes:
- the base station information about the preferred PLMN supported by the terminal and the preferred core network, so that when the terminal moves out of the base station, the base station selects the preferred PLMN and the preferred core network for the terminal to select a target base station, and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station;
- the preferred core network is a first type core network or a second type core network.
- an embodiment of the present disclosure further provides a base station, including:
- the indication information sending module is configured to send the public land mobile network PLMN indication information of the base station to the terminal, where the PLMN indication information includes the PLMN information that connects the first type core network and the PLMN information that connects the second type core network;
- a target core network determining module configured to receive information about a target PLMN that is selected by the terminal according to the PLMN indication information, and determine, according to the information of the target PLMN, a target that the terminal needs to access Core network;
- An access module configured to interact with the target core network and the terminal, so that the terminal accesses the target core network by using the target PLMN.
- the indication information sending module includes:
- a first sending unit configured to send the first PLMN list and the second PLMN list to the terminal, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a connection. PLMN information of the second type of core network.
- the indication information sending module includes:
- a second sending unit configured to send, to the terminal, the third PLMN list, the first indication information of the third PLMN list, and the fourth PLMN list;
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network of the PLMN connecting the first type core network and the second type core network,
- the priority core network is a first type core network or a second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes indicating that the target PLMN is connected to the first type. Second indication information of the core network and the second type of core network;
- the target core network determining module includes:
- An information receiving unit configured to receive information about a target PLMN that is matched by the terminal according to the PLMN indication information, and a third indication that is used to indicate whether the terminal needs to access a second type core network information;
- a target core network determining unit configured to determine, according to the third indication information and the second indication information included in the information of the target PLMN, a target core network to be accessed by the terminal.
- the base station further includes:
- An information receiving module configured to receive information about a preferred PLMN supported by the terminal and a preferred core network, where the preferred core network is a first type core network or a second type core network;
- a target base station determining module configured to: when the terminal moves out of the base station, control the base station to select a target base station that supports the preferred PLMN and the preferred core network, and notify the target base station to perform resource configuration for the terminal Soing that the terminal switches to the target base station.
- an embodiment of the present disclosure further provides a terminal, including:
- the indication information receiving module is configured to receive the PLMN indication information of the base station that is sent by the base station, where the PLMN indication information includes PLMN information that is connected to the first type core network and PLMN information that is connected to the second type core network.
- a PLMN selection module configured to select a target PLMN that matches the terminal according to the PLMN indication information
- a feedback information sending module configured to send information about the target PLMN to the base station.
- the indication information receiving module includes:
- a first receiving unit configured to receive a first PLMN list and a second PLMN list sent by the base station, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a connection. PLMN information of the second type of core network.
- the indication information receiving module includes:
- a second receiving unit configured to receive a third PLMN list sent by the base station, first indication information of the third PLMN list, and a fourth PLMN list;
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network of the PLMN connecting the first type core network and the second type core network,
- the priority core network is a first type core network or a second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes indicating that the target PLMN is connected to the first type. Second indication information of the core network and the second type of core network;
- the feedback information sending module is specifically configured to:
- the terminal further includes:
- An information reporting module configured to report, to the base station, information about a preferred PLMN supported by the terminal and a preferred core network, so that when the terminal moves out of the base station, the base station selects and supports the preferred PLMN for the terminal And the target base station of the preferred core network, and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station;
- the preferred core network is a first type core network or a second type core network.
- an embodiment of the present disclosure further provides a base station including a first memory, a first processor, and a computer stored on the first memory and operable on the first processor a method of implementing a terminal accessing a core network as described in the first aspect when the first processor executes the program.
- an embodiment of the present disclosure further provides a terminal, including a second memory, a second processor, and a computer stored on the second memory and operable on the second processor a method of implementing a terminal accessing a core network as described in the second aspect when the second processor executes the program.
- an embodiment of the present disclosure further provides a computer readable storage medium having stored thereon a computer program, the program being executed by a processor to implement a terminal as described in the first aspect The method of accessing the core network.
- an embodiment of the present disclosure further provides a computer readable storage medium having stored thereon a computer program, the program being executed by a processor to implement a terminal as described in the second aspect The method of accessing the core network.
- the PLMN information that connects the first type of core network and the PLMN information that is connected to the second type of core network are sent to the terminal by the base station, so that the terminal selects the target PLMN that matches the self from the PLMN, and further The core network accessed by the terminal is determined according to the target PLMN selected by the terminal. Therefore, the embodiments of the present disclosure solve the technical problem that the connected core network cannot be selected when the terminal accesses the network in the network architecture of the dual core network in the related art.
- FIG. 1 shows a network architecture diagram of an E-UTRAN in the related art
- FIG. 2 is a network architecture diagram of a dual core network in the related art
- FIG. 3 is a diagram showing a network architecture of a related art connected only to a 5G core network
- FIG. 4 is a flowchart of a method for a terminal on a base station side to access a core network according to an embodiment of the present disclosure
- FIG. 5 is a flowchart of a method for a terminal on a terminal side to access a core network according to an embodiment of the present disclosure
- FIG. 6 is a schematic diagram showing a specific implementation manner of a method for a terminal to access a core network according to an embodiment of the present disclosure
- FIG. 7 is a block diagram showing a base station of an embodiment of the present disclosure.
- FIG. 8 is a block diagram showing a terminal of an embodiment of the present disclosure.
- FIG. 9 is a block diagram showing the structure of a base station according to an embodiment of the present disclosure.
- FIG. 10 is a block diagram showing the structure of a terminal according to an embodiment of the present disclosure.
- system and “network” are used interchangeably herein.
- B corresponding to A means that B is associated with A, and B can be determined from A.
- determining B from A does not mean that B is only determined based on A, and that B can also be determined based on A and/or other information.
- an embodiment of the present disclosure provides a method, a base station, and a terminal for a terminal to access a core network, and solves the related art in a network architecture of a dual core network, where the terminal cannot access the selected terminal when accessing the network.
- Technical issues of the core network are described below.
- an embodiment of the present disclosure provides a method for a terminal to access a core network, which specifically includes the following steps:
- Step 41 Send the public land mobile network PLMN indication information of the base station to the terminal.
- the PLMN indication information includes PLMN information that is connected to the first type of core network and PLMN information that is connected to the second type of core network. There may be an intersection between the PLMN connecting the first type of core network and the PLMN connecting the second type of core network, that is, there is a PLMN connecting both the first type core network and the second type core network.
- the first type of core network may specifically be a 4G core network
- the second type of core network may specifically be a 5G core network.
- the PLMN indication information may be specifically sent to the terminal by means of a broadcast.
- the specific transmission form of the PLMN indication information is not limited to this.
- the specific sending form of the PLMN information for connecting the first type of core network and the PLMN information for connecting the second type of core network may be performed in the following two manners:
- step 41 includes:
- the first PLMN list includes PLMN information that is connected to the first type of core network
- the second PLMN list includes the PLMN that is connected to the second type of core network. information.
- the first PLMN list may specifically be an existing PLMN list, and the second PLMN list is a newly added PLMN list.
- the existing PLMN list can be used to carry information of the PLMN connected to the first type of core network, and a new PLMN list is added to provide information of the PLMN connected to the second core network.
- the base station is shared by multiple operators, and the core networks connected by different operators are different.
- PLMN 1 only connects to the 4G core network
- PLMN 2, PLMN 3 can connect to the 4G and 5G core networks
- PLMN 4 only connects to the 5G core network. Then, information of PLMN 1, PLMN 2, PLMN 3 is provided in the first PLMN list, and information of PLMN 2, PLMN 3, PLMN 4 is provided in the second PLMN list.
- step 41 includes:
- the third PLMN list includes only the PLMN information connected to the first type core network and the connection first.
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network; and the fourth PLMN list includes only the connection number PLMN information of the second type of core network.
- the third PLMN list may be an existing PLMN list, and the fourth PLMN list is a newly added PLMN list.
- the existing PLMN list can be used to carry the information of the PLMN connecting the first type core network and the PLMN information of the two core networks connecting the first type core network and the second type core network, and add a separate bit stream (bitmap) To indicate whether each PLMN corresponding to the list is connected to the second type core network, adding a separate list carrying information of only the PLMNs connected to the second type core network.
- the base station is shared by multiple operators, and the core networks connected by different operators are different.
- PLMN 1 only connects to the 4G core network
- PLMN 2, PLMN 3 can connect to the 4G and 5G core networks
- PLMN 4 only connects to the 5G core network.
- the information of PLMN 1, PLMN 2, and PLMN 3 is provided in the third PLMN list, and 011 is provided in the bitmap, where 0 means that connection to the 5G core network is not supported, and 1 means that connection to the 5G core network is also supported.
- the first bit corresponds to the first PLMN in the third PLMN list
- the second bit corresponds to the second PLMN in the third PLMN list
- the information of the PLMN connected only to the 5G core network that is, the information of the PLMN 4
- the PLMN connecting the first type of core network and the PLMN connecting the second type of core network may have an intersection, that is, there is a PLMN that connects both the first type core network and the second type core network. Then, for the PLMN supporting the dual core network, specific information may also be additionally provided in the PLMN indication information to indicate whether the PLMN preferentially connects to the second type core network or preferentially connects to the first type core network.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network. That is, the priority core network indication information is used to indicate whether the PLMN supporting the dual core network preferentially connects to the second type core network or the first type core network is preferentially connected, thereby facilitating the terminal to select and match the core network according to the selected core network. PLMN.
- priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network. That is, the priority core network indication information is used to indicate whether the PLMN supporting the dual core network preferentially connects to the second type core network or the first type core network is preferentially connected, thereby facilitating the terminal to select and match the core network according to the selected core network. PLMN.
- the PLMN 3 can connect the two core networks 4G and 5G, an additional 2 bits of information 10 is given, 1 indicates that the 5G core network has a high priority, and 0 indicates that the 4G core network is high priority. For 10, it indicates that the 5G core network of PLMN 2 is a high priority, and the 4G core network of PLMN 3 is a high priority.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN. That is, the base station can provide the Tracking Area Code (TAC) and the identifier of the cell in the PLMN information of the first type of core network and the PLMN information of the second type of core network. . That is, different PLMNs, the information can be different or the same, depending on the operator's planning and deployment.
- the TAC broadcasts to the terminal in each PLMN, so that the terminal does not have to interact with the network side as long as it moves within the TAC range, and the network can directly page the terminal within the TAC range, which is more effective.
- the embodiment of the present disclosure fully considers the scenario of network sharing, so that different operators can flexibly deploy and use the same eLTE base station without tightly coupling deployment with other operators.
- Step 42 Receive information of a target PLMN that is selected by the terminal according to the PLMN indication information and that is matched with the terminal, and determine, according to the information of the target PLMN, a target core network that the terminal is to access.
- the terminal After the PLMN indication information of the base station is sent to the terminal in step 41, the terminal performs PLMN selection according to the received PLMN indication information, thereby selecting a PLMN that matches itself (that is, matches the SIM card installed by itself).
- the terminal after receiving the PLMN indication information of the base station, the terminal forwards all the information related to the PLMN identifiable by the terminal to the non-access stratum (NAS).
- NAS non-access stratum
- the terminal can only identify the first PLMN list or the third PLMN list mentioned above, and select an appropriate PLMN in the identified PLMN list; if the terminal is an enhanced eLTE terminal. And identifying the first PLMN list, the second PLMN list, the priority core network indication information of the PLMN supporting the dual core network, or the third PLMN list, the indication information of the third PLMN list, the fourth PLMN list, The priority core network indication information of the PLMN supporting the dual core network.
- the NAS When the NAS selects the target PLMN, it will notify the access stratum (AS), and the AS selects the appropriate cell to camp on the PLMN, so that when the terminal initiates access and connects to the network, The information of the selected target PLMN is transmitted to the base station.
- AS access stratum
- the base station can directly determine the core network to be accessed by the terminal according to the target PLMN.
- the terminal also needs to indicate whether it needs to access the second type core network, that is, the terminal needs to inform the base station that it needs to connect while transmitting the information of the target PLMN to the base station. Which of the core networks supported by the target PLMN is in the dual core network.
- the information of the target PLMN includes a second indication for indicating that the target PLMN connects the first type core network and the second type core network.
- the base station needs to use the second indication information used to indicate that the target PLMN connects the first type core network and the second type core network, and And determining, according to the third indication information that the terminal needs to access the core network of the second type, determining whether the target core network to be accessed by the terminal is the first type core network or the second type core network. Specifically, if the third indication information indicates that the terminal needs to access the second type core network, the target core network is the second type core network; if the third indication information indicates that the terminal does not need to access the second type core network, The second indication information indicates that the target PLMN further supports the first type of core network, and the target core network is the first type of core network.
- Step 43 Interact with the target core network and the terminal, so that the terminal accesses the target core network through the target PLMN.
- the base station After determining the target core network to be accessed by the terminal through step 42, the base station interacts with the target core network and the terminal, so that the terminal accesses the target core network through the target PLMN.
- the method further includes:
- the base station selects a target base station that supports the preferred PLMN and the preferred core network, and notifies the target base station to perform resource configuration for the terminal, so that the terminal switches to On the target base station.
- the terminal can report the network that it likes when the network is accessed or after, that is, the information of the preferred PLMN and the preferred core network. For example, the user sets the preferred network to be the second type core network of the certain/some PLMN.
- the base station can select a suitable target base station and target network by referring to the network information of the user's personal preference reported by the terminal. If the target base station supports the target network that the terminal likes, prepare corresponding resources and configurations for it, including confirming whether the target core network accepts the user or the like. After selecting the determined target network and the target cell, the target base station feeds back the relevant handover command to the original base station, so that the terminal can switch to the target base station.
- the PLMN information that connects the first type core network and the PLMN information that connects the second type core network are sent to the terminal by the base station, so that the terminal selects the ones from the PLMNs to match the self.
- the target PLMN, and then the core network accessed by the terminal is determined according to the target PLMN selected by the terminal. Therefore, the embodiments of the present disclosure solve the technical problem that the connected core network cannot be selected when the terminal accesses the network in the network architecture of the dual core network in the related art.
- the embodiment of the present disclosure provides a solution for the scenario where the eLTE base station is connected to the two core networks, so that the base station can serve both the original 4G terminal and the enhanced support for the 5G NAS.
- Type terminal thus ensuring that the evolved transition network can be compatible with terminals of various standards, so that it can smoothly obtain services from the network.
- the embodiments of the present disclosure also fully consider the scenario of network sharing, so that different operators can flexibly deploy and use the same eLTE base station without tightly coupling deployment with other operators.
- an embodiment of the present disclosure provides a method for a terminal to access a core network, which specifically includes the following steps:
- Step 51 Receive PLMN indication information of the base station sent by the base station.
- the PLMN indication information includes PLMN information connected to the first type core network and PLMN information connected to the second type core network. There may be an intersection between the PLMN connecting the first type of core network and the PLMN connecting the second type of core network, that is, there is a PLMN connecting both the first type core network and the second type core network.
- the first type of core network may specifically be a 4G core network
- the second type of core network may specifically be a 5G core network.
- the specific receiving form of the PLMN information for connecting the first type core network and the PLMN information for connecting the second type core network may be performed in the following two manners:
- step 51 includes: receiving a first PLMN list and a second PLMN list sent by the base station, where the first PLMN list includes PLMN information that is connected to the first type core network, and the second PLMN The list includes PLMN information that connects to the second type of core network.
- the first PLMN list may specifically be an existing PLMN list, and the second PLMN list is a newly added PLMN list.
- the existing PLMN list can be used to carry information of the PLMN connected to the first type of core network, and a new PLMN list is added to provide information of the PLMN connected to the second core network.
- the base station is shared by multiple operators, and the core networks connected by different operators are different.
- PLMN 1 is only connected to the 4G core network
- PLMN 2, PLMN 3 can be connected to the 4G and 5G core networks
- PLMN 4 is only connected to the 5G core network. Then, information of PLMN 1, PLMN 2, PLMN 3 is provided in the first PLMN list, and information of PLMN 2, PLMN 3, PLMN 4 is provided in the second PLMN list.
- step 51 includes:
- the third PLMN list includes only the PLMN information connected to the first type core network and the connection first.
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network; and the fourth PLMN list includes only the connection number PLMN information of the second type of core network.
- the third PLMN list may be an existing PLMN list, and the fourth PLMN list is a newly added PLMN list.
- the existing PLMN list can be used to carry the information of the PLMN connecting the first type core network and the PLMN information of the two core networks connecting the first type core network and the second type core network, and add a separate bitmap to indicate the corresponding Whether each PLMN to the list is connected to the second type of core network, adding a separate list carries information of only the PLMNs connected to the second type of core network.
- the base station is shared by multiple operators, and the core networks connected by different operators are different.
- PLMN 1 only connects to the 4G core network
- PLMN 2, PLMN 3 can connect to the 4G and 5G core networks
- PLMN 4 only connects to the 5G core network.
- the information of PLMN 1, PLMN 2, and PLMN 3 is provided in the third PLMN list, and 011 is provided in the bitmap, where 0 means that connection to the 5G core network is not supported, and 1 means that connection to the 5G core network is also supported.
- the first bit corresponds to the first PLMN in the third PLMN list
- the second bit corresponds to the second PLMN in the third PLMN list
- the information of the PLMN connected only to the 5G core network that is, the information of the PLMN 4
- the PLMN connecting the first type of core network and the PLMN connecting the second type of core network may have an intersection, that is, there is a PLMN that connects both the first type core network and the second type core network. Then, for the PLMN supporting the dual core network, specific information may also be additionally provided in the PLMN indication information to indicate whether the PLMN preferentially connects to the second type core network or preferentially connects to the first type core network.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network. That is, the priority core network indication information is used to indicate whether the PLMN supporting the dual core network preferentially connects to the second type core network or the first type core network is preferentially connected, thereby facilitating the terminal to select and match the core network according to the selected core network. PLMN.
- priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network. That is, the priority core network indication information is used to indicate whether the PLMN supporting the dual core network preferentially connects to the second type core network or the first type core network is preferentially connected, thereby facilitating the terminal to select and match the core network according to the selected core network. PLMN.
- the PLMN 3 can connect the two core networks 4G and 5G, an additional 2 bits of information 10 is given, 1 indicates that the 5G core network has a high priority, and 0 indicates that the 4G core network is high priority. For 10, it indicates that the 5G core network of PLMN 2 is a high priority, and the 4G core network of PLMN 3 is a high priority.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN. That is, the base station can also provide the TAC under each PLMN and the identity of the cell while broadcasting the PLMN information of the first type core network and the PLMN information of the second type core network. That is, different PLMNs, the information can be different or the same, depending on the operator's planning and deployment.
- the TAC broadcasts to the terminal in each PLMN, so that the terminal does not have to interact with the network side as long as it moves within the TAC range, and the network can directly page the terminal within the TAC range, which is more effective.
- the embodiment of the present disclosure fully considers the scenario of network sharing, so that different operators can flexibly deploy and use the same eLTE base station without tightly coupling deployment with other operators.
- Step 52 Select a target PLMN that matches the terminal according to the PLMN indication information.
- the terminal After receiving the PLMN indication information of the base station in step 51, the terminal performs PLMN selection according to the received PLMN indication information, thereby selecting a PLMN that matches itself (that is, matches the SIM card installed by itself).
- the terminal after receiving the PLMN indication information of the base station, the terminal forwards all information related to the PLMN identifiable by the terminal to the NAS. If the terminal is a legacy 4G terminal, the terminal can only identify the first PLMN list or the third PLMN list mentioned above, and select an appropriate PLMN in the identified PLMN list; if the terminal is an enhanced eLTE terminal. And identifying the first PLMN list, the second PLMN list, the priority core network indication information of the PLMN supporting the dual core network, or the third PLMN list, the indication information of the third PLMN list, the fourth PLMN list, The priority core network indication information of the PLMN supporting the dual core network.
- the NAS When the NAS selects the target PLMN, it will notify the AS, and the AS selects the appropriate cell to camp on the PLMN, so as to initiate the access at the terminal and send the information of the selected target PLMN when connecting to the network. To the base station.
- Step 53 Send information of the target PLMN to the base station.
- the information of the target PLMN may be sent to the base station as carrying information of a Radio Resource Control (RRC) connection establishment request message or an RRC connection setup complete message.
- RRC Radio Resource Control
- the base station can directly determine the core network to be accessed by the base station according to the target PLMN.
- the terminal also needs to indicate whether the second type of core network needs to be accessed, that is, the terminal needs to inform the base station that it needs to access the information while transmitting the information of the target PLMN to the base station. Which of the dual core networks supported by the target PLMN is the core network.
- step 53 includes:
- the base station needs to use the second indication information used to indicate that the target PLMN connects the first type core network and the second type core network, and And determining, according to the third indication information that the terminal needs to access the core network of the second type, determining whether the target core network to be accessed by the terminal is the first type core network or the second type core network. Specifically, if the third indication information indicates that the terminal needs to access the second type core network, the target core network is the second type core network; if the third indication information indicates that the terminal does not need to access the second type core network, The second indication information indicates that the target PLMN further supports the first type of core network, and the target core network is the first type of core network.
- the method further includes:
- the base station And reporting, by the base station, the information about the preferred PLMN supported by the terminal and the preferred core network, so that when the terminal moves out of the base station, the base station selects and supports the preferred PLMN and the preferred core network for the terminal.
- the target base station and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station; wherein the preferred core network is a first type core network or a second type core network.
- the terminal can report the network that it likes when the network is accessed or after, that is, the information of the preferred PLMN and the preferred core network. For example, the user sets the preferred network to be the second type core network of the certain/some PLMN.
- the base station can select a suitable target base station and target network by referring to the network information of the user's personal preference reported by the terminal. If the target base station supports the target network that the terminal likes, prepare corresponding resources and configurations for it, including confirming whether the target core network accepts the user or the like. After selecting the determined target network and the target cell, the target base station feeds back the relevant handover command to the original base station, so that the terminal can switch to the target base station.
- the base station transmits the PLMN information that is connected to the first type of core network and the PLMN information that is connected to the second type of core network to the terminal, so that the terminal selects the one that matches the PLMN.
- the target PLMN further determines the core network accessed by the terminal according to the target PLMN selected by the terminal. Therefore, the embodiments of the present disclosure solve the technical problem that the connected core network cannot be selected when the terminal accesses the network in the network architecture of the dual core network in the related art.
- the embodiment of the present disclosure provides a solution for the scenario where the eLTE base station is connected to the two core networks, so that the base station can serve both the original 4G terminal and the enhanced support for the 5G NAS.
- Type terminal thus ensuring that the evolved transition network can be compatible with terminals of various standards, so that it can smoothly obtain services from the network.
- the embodiments of the present disclosure also fully consider the scenario of network sharing, so that different operators can flexibly deploy and use the same eLTE base station without tightly coupling deployment with other operators.
- Step 61 The base station broadcasts the PLMN indication information, where the PLMN indication information includes the PLMN information connected to the first type core network and the PLMN information connected to the second type core network.
- the first type core network is a 4G core network
- the second type The core network is a 5G core network.
- Step 62 The terminal NAS performs PLMN selection, and notifies the AS to select a cell under the target PLMN to camp.
- Step 63 Notifying the base station of the information of the selected target PLMN in the RRC connection establishment process.
- Step 64 The base station establishes a connection with the corresponding core network according to the information of the selected target PLMN provided by the terminal.
- the base station connects the PLMN information that is connected to the first type of core network and the PLMN information that is connected to the second type of core network to the terminal, so that the terminal selects a target that matches the PLMN.
- the PLMN according to the target PLMN selected by the terminal, determines the core network accessed by the terminal, thereby solving the related technology in the network architecture of the dual core network, when the terminal accesses the network, the selected core network cannot be selected.
- the base station 700 includes:
- the indication information sending module 701 is configured to send the public land mobile network PLMN indication information of the base station to the terminal, where the PLMN indication information includes PLMN information that connects the first type core network and PLMN information that is connected to the second type core network.
- the target core network determining module 702 is configured to receive information about the target PLMN that is selected by the terminal according to the PLMN indication information, and determine, according to the information of the target PLMN, that the terminal is to be accessed.
- Target core network
- the access module 703 is configured to interact with the target core network and the terminal, so that the terminal accesses the target core network by using the target PLMN.
- the indication information sending module 701 includes:
- a first sending unit configured to send the first PLMN list and the second PLMN list to the terminal, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a connection. PLMN information of the second type of core network.
- the indication information sending module 701 includes:
- a second sending unit configured to send, to the terminal, the third PLMN list, the first indication information of the third PLMN list, and the fourth PLMN list;
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network.
- priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN includes, to indicate that the target PLMN connects the first type core network and the second type core network.
- Second indication information
- the target core network determining module 702 includes:
- An information receiving unit configured to receive information about a target PLMN that is matched by the terminal according to the PLMN indication information, and a third indication that is used to indicate whether the terminal needs to access a second type core network Information;
- a target core network determining unit configured to determine, according to the third indication information and the second indication information included in the information of the target PLMN, a target core network to be accessed by the terminal.
- the base station 700 further includes:
- An information receiving module configured to receive information about a preferred PLMN supported by the terminal and a preferred core network, where the preferred core network is a first type core network or a second type core network;
- a target base station determining module configured to: when the terminal moves out of the base station, control the base station to select a target base station that supports the preferred PLMN and the preferred core network, and notify the target base station to perform resource configuration for the terminal Soing that the terminal switches to the target base station.
- the functions of the modules and units included in the base station may be implemented by the same physical device or by different physical devices.
- the base station connects the PLMN information that is connected to the first type of core network and the PLMN information that is connected to the second type of core network to the terminal, so that the terminal selects the one that matches the PLMN.
- the target PLMN further determines the core network accessed by the terminal according to the target PLMN selected by the terminal. Therefore, the embodiments of the present disclosure solve the technical problem that the connected core network cannot be selected when the terminal accesses the network in the network architecture of the dual core network in the related art.
- the terminal 800 includes:
- the indication information receiving module 801 is configured to receive the PLMN indication information of the base station that is sent by the base station, where the PLMN indication information includes the PLMN information that is connected to the first type core network and the PLMN information that is connected to the second type core network.
- a PLMN selection module 802 configured to select, according to the PLMN indication information, a target PLMN that matches the terminal;
- the feedback information sending module 803 is configured to send information about the target PLMN to the base station.
- the indication information receiving module 801 includes:
- a first receiving unit configured to receive a first PLMN list and a second PLMN list sent by the base station, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a connection. PLMN information of the second type of core network.
- the indication information receiving module 801 includes:
- a second receiving unit configured to receive a third PLMN list sent by the base station, first indication information of the third PLMN list, and a fourth PLMN list;
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network.
- priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type Core network or second type core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN includes, to indicate that the target PLMN connects the first type core network and the second type core network.
- Second indication information
- the feedback information sending module 803 is specifically configured to:
- the terminal 800 further includes:
- An information reporting module configured to report, to the base station, information about a preferred PLMN supported by the terminal and a preferred core network, so that when the terminal moves out of the base station, the base station selects and supports the preferred PLMN for the terminal And the target base station of the preferred core network, and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station;
- the preferred core network is a first type core network or a second type core network.
- each module and unit may be implemented by the same physical device or by different physical devices for the above-mentioned modules and units included in the terminal.
- the base station transmits the PLMN information that is connected to the first type of core network and the PLMN information that is connected to the second type of core network to the terminal, so that the terminal selects the one that matches the PLMN.
- the target PLMN further determines the core network accessed by the terminal according to the target PLMN selected by the terminal. Therefore, the embodiments of the present disclosure solve the technical problem that the connected core network cannot be selected when the terminal accesses the network in the network architecture of the dual core network in the related art.
- an embodiment of the present disclosure provides a base station, including: a first memory 920, a first processor 900, and a computer stored on the first memory 920 and operable on the processor.
- a first processor 900 configured to read a program in the first memory 920, and control the first transmitting machine 910 to send a public land mobile network PLMN indication information of the base station to the terminal, and receive the terminal according to the PLMN indication information.
- the first processor 900 determines, according to the information of the target PLMN, the target core network to which the terminal is to access, and further the target core network and the The terminal interacts, so that the terminal accesses the target core network through the target PLMN, where the PLMN indication information includes PLMN information that connects the first type core network and PLMN information that connects the second type core network. .
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by the first processor 900 and various circuits of the memory represented by the first memory 920. .
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- the first transceiver 910 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
- the first processor 900 is responsible for managing the bus architecture and the usual processing, and the first memory 920 can store data used by the first processor 900 when performing operations.
- the first transceiver 910 sends the public land mobile network PLMN indication information of the base station to the terminal, it is specifically used to:
- the first PLMN list includes PLMN information that is connected to the first type of core network
- the second PLMN list includes the PLMN that is connected to the second type of core network. information.
- the first transceiver 910 sends the public land mobile network PLMN indication information of the base station to the terminal, it is specifically used to:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: a priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- a priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN includes a second indicator for indicating that the target PLMN connects the first type core network and the second type core network. Instructing information; the first transceiver 910 receives information of the target PLMN selected by the terminal according to the PLMN indication information that matches the terminal, so that the first processor 900 determines the location according to the information of the target PLMN.
- the target core network to be accessed by the terminal it is specifically used to:
- the first transceiver 910 receives the information of the target PLMN that is matched by the terminal according to the PLMN indication information, and the third indication information that is used to indicate whether the terminal needs to access the second type core network. ;
- the first processor 900 determines the target core network to be accessed by the terminal according to the third indication information and the second indication information included in the information of the target PLMN.
- the first transceiver 910 is further configured to: receive information about a preferred PLMN supported by the terminal and a preferred core network, where the preferred core network is a first type core network or a second type core network; Therefore, when the terminal moves out of the base station, the first processor 900 is triggered to control the base station to select a target base station that supports the preferred PLMN and the preferred core network, and notify the target base station to perform resource configuration for the terminal. Soing that the terminal switches to the target base station.
- the disclosure further provides a terminal, including:
- a second processor 1010 configured to store a second memory 1030 connected to the second processor 1010 via a bus interface 1020, where the second memory 1030 is configured to store a program used by the second processor 1010 to perform an operation And data, and a second transceiver 1040 coupled to the second processor 1010 via a bus interface 1020 for receiving and transmitting data under control of the second processor 1010.
- the second transceiver 1040 is configured to receive the PLMN indication information of the base station sent by the base station, so that the second processor 1010 selects a target PLMN that matches the terminal according to the PLMN indication information, and triggers the second transceiver. 1040.
- the information about the target PLMN is sent to the base station, where the PLMN indication information includes PLMN information that is connected to the first type of core network and PLMN information that is connected to the second type of core network.
- the second transceiver 1040 is specifically configured to: when receiving the PLMN indication information of the base station sent by the base station:
- the base station Receiving, by the base station, a first PLMN list and a second PLMN list, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a PLMN that is connected to the second type of core network. information.
- the second transceiver 1040 is specifically configured to: when receiving the PLMN indication information of the base station sent by the base station:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: a priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- a priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes a second indicator for indicating that the target PLMN connects the first type core network and the second type core network. Instructing information; when transmitting the information of the target PLMN to the base station, the second transceiver 1040 is specifically configured to:
- the second transceiver 1040 is further configured to: report, to the base station, information about a preferred PLMN supported by the terminal, and a preferred core network, so that when the terminal moves out of the base station, the base station selects the terminal Supporting the preferred PLMN and the target base station of the preferred core network, and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station;
- the preferred core network is a first type core network or a second type core network.
- the bus architecture may include any number of interconnected buses and bridges, and specifically, various circuits of the memory represented by the one or more processors represented by the second processor 1010 and the second memory 1030. Linked together.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- the second transceiver 1040 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
- the user interface 1050 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the second processor 1010 is responsible for managing the bus architecture and general processing, and the second memory 1030 can store data used by the second processor 1010 in performing operations.
- the objects of the present disclosure can also be achieved by running a program or a set of programs on any computing device.
- the computing device can be a well-known general purpose device.
- the objects of the present disclosure may also be realized by merely providing a program product including program code for implementing the method or apparatus. That is to say, such a program product also constitutes the present disclosure, and a storage medium storing such a program product also constitutes the present disclosure.
- the storage medium may be any known storage medium or any storage medium developed in the future.
- various components or steps may be decomposed and/or recombined.
- Embodiments of the present disclosure also provide a computer readable storage medium having stored thereon a computer program that, when executed by a processor, implements the following steps:
- the PLMN indication information includes PLMN information that is connected to the first type of core network and PLMN information that is connected to the second type of core network;
- the step of transmitting the public land mobile network PLMN indication information of the base station to the terminal includes:
- the first PLMN list includes PLMN information that is connected to the first type of core network
- the second PLMN list includes the PLMN that is connected to the second type of core network. information.
- the step of transmitting the public land mobile network PLMN indication information of the base station to the terminal includes:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: a priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- a priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes a second indicator for indicating that the target PLMN connects the first type core network and the second type core network. Indication information;
- the method further includes:
- the base station selects a target base station that supports the preferred PLMN and the preferred core network, and notifies the target base station to perform resource configuration for the terminal, so that the terminal switches to On the target base station.
- Embodiments of the present disclosure also provide a computer readable storage medium having stored thereon a computer program that, when executed by a processor, implements the following steps:
- the base station And receiving, by the base station, the PLMN indication information of the base station, where the PLMN indication information includes PLMN information that is connected to the first type core network, and PLMN information that is connected to the second type core network.
- the step of receiving the PLMN indication information of the base station sent by the base station includes:
- the base station Receiving, by the base station, a first PLMN list and a second PLMN list, where the first PLMN list includes PLMN information that is connected to the first type of core network, and the second PLMN list includes a PLMN that is connected to the second type of core network. information.
- the step of receiving the PLMN indication information of the base station sent by the base station includes:
- the third PLMN list includes PLMN information that only connects the first type core network and PLMN information that connects the first type core network and the second type core network;
- the first indication information is used to indicate whether the PLMN in the third PLMN list is connected to the second type core network
- the fourth PLMN list includes PLMN information that is only connected to the core network of the second type.
- the PLMN indication information further includes: a priority core network indication information, configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- a priority core network indication information configured to indicate a priority core network that connects the PLMN of the first type core network and the second type core network, where the priority core network is the first type core network Or a second type of core network.
- the PLMN indication information further includes: a tracking area code under each PLMN and/or a cell identifier under each PLMN.
- the information of the target PLMN when the target PLMN is connected to the first type core network and the second type core network, the information of the target PLMN includes a second indicator for indicating that the target PLMN connects the first type core network and the second type core network. Indication information;
- the step of sending the information of the target PLMN to the base station includes:
- the method further includes:
- the base station information about the preferred PLMN supported by the terminal and the preferred core network, so that when the terminal moves out of the base station, the base station selects the preferred PLMN and the preferred core network for the terminal to select a target base station, and notifying the target base station to perform resource configuration for the terminal, so that the terminal switches to the target base station;
- the preferred core network is a first type core network or a second type core network.
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Abstract
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Claims (44)
- 一种终端接入核心网的方法,包括:向终端发送基站的公共陆地移动网络PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信息以及连接第二类型核心网的PLMN信息;接收所述终端根据所述PLMN指示信息所选择的与所述终端相匹配的目标PLMN的信息,并根据所述目标PLMN的信息确定所述终端所要接入的目标核心网;以及与所述目标核心网和所述终端进行交互,使得所述终端通过所述目标PLMN接入所述目标核心网。
- 根据权利要求1所述的方法,其中,所述向终端发送基站的公共陆地移动网络PLMN指示信息的步骤,包括:将第一PLMN列表和第二PLMN列表发送给终端,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求1所述的方法,其中,所述向终端发送基站的公共陆地移动网络PLMN指示信息的步骤,包括:将第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表发送给终端;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第二类型核心网;以及所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求1所述的方法,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求1所述的方法,其中,所述PLMN指示信息中还包括: 每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求1所述的方法,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述接收所述终端根据所述PLMN指示信息所选择的与所述终端相匹配的目标PLMN的信息,并根据所述目标PLMN的信息确定所述终端所要接入的目标核心网的步骤,包括:接收所述终端根据所述PLMN指示信息选择的与所述终端相匹配的目标PLMN的信息,以及用于指示所述终端是否需要接入第二类型核心网的第三指示信息;以及根据所述第三指示信息以及所述目标PLMN的信息中包括的所述第二指示信息,确定所述终端所要接入的目标核心网。
- 根据权利要求1至6中任一项所述的方法,其中,所述方法还包括:接收所述终端上报的所述终端所支持的优选PLMN的信息以及优选核心网,所述优选核心网为第一类型核心网或第二类型核心网;以及当所述终端移出所述基站时,所述基站选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,以使得所述终端切换到所述目标基站上。
- 一种终端接入核心网的方法,包括:接收基站发送的所述基站的PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信息以及连接第二类型核心网的PLMN信息;根据所述PLMN指示信息,选择与终端相匹配的目标PLMN;以及将所述目标PLMN的信息发送给所述基站。
- 根据权利要求8所述的方法,其中,所述接收基站发送的所述基站的PLMN指示信息的步骤,包括:接收基站发送的第一PLMN列表和第二PLMN列表,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求8所述的方法,其中,所述接收基站发送的所述基站的PLMN指示信息的步骤,包括:接收基站发送的第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第二类型核心网;以及所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求8所述的方法,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求8所述的方法,其中,所述PLMN指示信息中还包括:每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求8所述的方法,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述将所述目标PLMN的信息发送给所述基站的步骤,包括:将包括所述第二指示信息的所述目标PLMN的信息以及用于指示所述终端是否需要接入第二类型核心网的第三指示信息发送给所述基站。
- 根据权利要求8至13中任一项所述的方法,其中,所述方法还包括:向所述基站上报所述终端所支持的优选PLMN的信息以及优选核心网,以使得所述终端移出所述基站时,所述基站为所述终端选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,使得所述终端切换到所述目标基站上;其中,所述优选核心网为第一类型核心网或第二类型核心网。
- 一种基站,包括:指示信息发送模块,用于向终端发送基站的公共陆地移动网络PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信 息以及连接第二类型核心网的PLMN信息;目标核心网确定模块,用于接收所述终端根据所述PLMN指示信息所选择的与所述终端相匹配的目标PLMN的信息,并根据所述目标PLMN的信息确定所述终端所要接入的目标核心网;以及接入模块,用于与所述目标核心网和所述终端进行交互,使得所述终端通过所述目标PLMN接入所述目标核心网。
- 根据权利要求15所述的基站,其中,所述指示信息发送模块包括:第一发送单元,用于将第一PLMN列表和第二PLMN列表发送给终端,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求15所述的基站,其中,所述指示信息发送模块包括:第二发送单元,用于将第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表发送给终端;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第二类型核心网;所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求15所述的基站,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求15所述的基站,其中,所述PLMN指示信息中还包括:每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求15所述的基站,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述目标核心网确定模块包括:信息接收单元,用于接收所述终端根据所述PLMN指示信息选择的与所 述终端相匹配的目标PLMN的信息,以及用于指示所述终端是否需要接入第二类型核心网的第三指示信息;以及目标核心网确定单元,用于根据所述第三指示信息以及所述目标PLMN的信息中包括的所述第二指示信息,确定所述终端所要接入的目标核心网。
- 根据权利要求15至20中任一项所述的基站,其中,所述基站还包括:信息接收模块,用于接收所述终端上报的所述终端所支持的优选PLMN的信息以及优选核心网,所述优选核心网为第一类型核心网或第二类型核心网;以及目标基站确定模块,用于在所述终端移出所述基站时,控制所述基站选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,以使得所述终端切换到所述目标基站上。
- 一种终端,包括:指示信息接收模块,用于接收基站发送的所述基站的PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信息以及连接第二类型核心网的PLMN信息;PLMN选择模块,用于根据所述PLMN指示信息,选择与终端相匹配的目标PLMN;以及反馈信息发送模块,用于将所述目标PLMN的信息发送给所述基站。
- 根据权利要求22所述的终端,其中,所述指示信息接收模块包括:第一接收单元,用于接收基站发送的第一PLMN列表和第二PLMN列表,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求22所述的终端,其中,所述指示信息接收模块包括:第二接收单元,用于接收基站发送的第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第 二类型核心网;所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求22所述的终端,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求22所述的终端,其中,所述PLMN指示信息中还包括:每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求22所述的终端,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述反馈信息发送模块具体用于:将包括所述第二指示信息的所述目标PLMN的信息以及用于指示所述终端是否需要接入第二类型核心网的第三指示信息发送给所述基站。
- 根据权利要求22至27中任一项所述的终端,其中,所述终端还包括:信息上报模块,用于向所述基站上报所述终端所支持的优选PLMN的信息以及优选核心网,以使得所述终端移出所述基站时,所述基站为所述终端选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,使得所述终端切换到所述目标基站上;其中,所述优选核心网为第一类型核心网或第二类型核心网。
- 一种基站,包括第一存储器、第一处理器及存储在所述第一存储器上并可在所述第一处理器上运行的计算机程序;其中,所述第一处理器执行所述程序时实现以下步骤:向终端发送基站的公共陆地移动网络PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信息以及连接第二类型核心网的PLMN信息;接收所述终端根据所述PLMN指示信息所选择的与所述终端相匹配的目标PLMN的信息,并根据所述目标PLMN的信息确定所述终端所要接入的目标核心网;以及与所述目标核心网和所述终端进行交互,使得所述终端通过所述目标PLMN接入所述目标核心网。
- 根据权利要求29所述的基站,其中,所述向终端发送基站的公共陆地移动网络PLMN指示信息的步骤,包括:将第一PLMN列表和第二PLMN列表发送给终端,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求29所述的基站,其中,所述向终端发送基站的公共陆地移动网络PLMN指示信息的步骤,包括:将第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表发送给终端;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第二类型核心网;以及所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求29所述的基站,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求29所述的基站,其中,所述PLMN指示信息中还包括:每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求29所述的基站,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述接收所述终端根据所述PLMN指示信息所选择的与所述终端相匹配的目标PLMN的信息,并根据所述目标PLMN的信息确定所述终端所要接入的目标核心网的步骤,包括:接收所述终端根据所述PLMN指示信息选择的与所述终端相匹配的目标PLMN的信息,以及用于指示所述终端是否需要接入第二类型核心网的第三 指示信息;以及根据所述第三指示信息以及所述目标PLMN的信息中包括的所述第二指示信息,确定所述终端所要接入的目标核心网。
- 根据权利要求29至34中任一项所述的基站,其中,所述第一处理器执行所述程序时还实现如下步骤:接收所述终端上报的所述终端所支持的优选PLMN的信息以及优选核心网,所述优选核心网为第一类型核心网或第二类型核心网;以及当所述终端移出所述基站时,所述基站选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,以使得所述终端切换到所述目标基站上。
- 一种终端,包括第二存储器、第二处理器及存储在所述第二存储器上并可在所述第二处理器上运行的计算机程序;其中,所述第二处理器执行所述程序时实现以下步骤:接收基站发送的所述基站的PLMN指示信息,其中,所述PLMN指示信息中包括连接第一类型核心网的PLMN信息以及连接第二类型核心网的PLMN信息;根据所述PLMN指示信息,选择与终端相匹配的目标PLMN;将所述目标PLMN的信息发送给所述基站。
- 根据权利要求36所述的终端,其中,所述接收基站发送的所述基站的PLMN指示信息的步骤,包括:接收基站发送的第一PLMN列表和第二PLMN列表,其中,所述第一PLMN列表中包括连接第一类型核心网的PLMN信息,所述第二PLMN列表中包括连接第二类型核心网的PLMN信息。
- 根据权利要求36所述的终端,其中,所述接收基站发送的所述基站的PLMN指示信息的步骤,包括:接收基站发送的第三PLMN列表、所述第三PLMN列表的第一指示信息以及第四PLMN列表;其中,所述第三PLMN列表中包括只连接第一类型核心网的PLMN信息以及连接第一类型核心网和第二类型核心网的PLMN信息;所述第一指示信息用于指示所述第三PLMN列表中的PLMN是否连接第二类型核心网;以及所述第四PLMN列表中包括只连接第二类型核心网的PLMN信息。
- 根据权利要求36所述的终端,其中,所述PLMN指示信息中还包括:优先核心网指示信息,用于指示连接第一类型核心网和第二类型核心网的PLMN的优先核心网,所述优先核心网为第一类型核心网或第二类型核心网。
- 根据权利要求36所述的终端,其中,所述PLMN指示信息中还包括:每个PLMN下的跟踪区域码和/或每个PLMN下的小区标识。
- 根据权利要求36所述的终端,其中,当所述目标PLMN连接第一类型核心网和第二类型核心网时,所述目标PLMN的信息包括用于指示所述目标PLMN连接第一类型核心网和第二类型核心网的第二指示信息;所述将所述目标PLMN的信息发送给所述基站的步骤,包括:将包括所述第二指示信息的所述目标PLMN的信息以及用于指示所述终端是否需要接入第二类型核心网的第三指示信息发送给所述基站。
- 根据权利要求36至41中任一项所述的终端,其中,所述第二处理器执行所述程序时还实现以下步骤:向所述基站上报所述终端所支持的优选PLMN的信息以及优选核心网,以使得所述终端移出所述基站时,所述基站为所述终端选择支持所述优选PLMN和所述优选核心网的目标基站,并通知所述目标基站为所述终端进行资源配置,使得所述终端切换到所述目标基站上;其中,所述优选核心网为第一类型核心网或第二类型核心网。
- 一种计算机可读存储介质,其上存储有计算机程序,其中,该程序被处理器执行时实现根据权利要求1至7中任一项所述的一种终端接入核心网的方法。
- 一种计算机可读存储介质,其上存储有计算机程序,其中,该程序被处理器执行时实现根据权利要求8至14中任一项所述的一种终端接入核心网的方法。
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KR1020207006136A KR102351412B1 (ko) | 2017-08-03 | 2018-06-19 | 단말기가 코어 네트워크에 액세스하는 방법, 기지국 및 단말기 |
JP2020505891A JP6995976B2 (ja) | 2017-08-03 | 2018-06-19 | 端末によるコアネットワークアクセス方法、基地局および端末 |
US16/635,915 US11246140B2 (en) | 2017-08-03 | 2018-06-19 | Core network accessing method, base station, and user equipment |
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CN113573370B (zh) * | 2020-04-29 | 2022-09-13 | 中国移动通信有限公司研究院 | 一种信息处理方法、网络设备、终端及存储介质 |
CN111654885B (zh) * | 2020-05-27 | 2023-03-24 | 中国铁塔股份有限公司山西省分公司 | 5g共享基站的数据传输方法、装置、设备及存储介质 |
WO2022027171A1 (zh) * | 2020-08-03 | 2022-02-10 | Oppo广东移动通信有限公司 | 无线通信方法和设备 |
CN113518409B (zh) * | 2021-07-16 | 2023-04-07 | 西安中诺通讯有限公司 | 一种移动终端驻留网络小区的方法、装置和系统 |
CN114245364B (zh) * | 2021-11-17 | 2023-11-14 | 中国联合网络通信集团有限公司 | 无线接入网设备的归属分析方法及设备 |
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US20200236682A1 (en) | 2020-07-23 |
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EP3664519A4 (en) | 2020-08-12 |
JP2020529784A (ja) | 2020-10-08 |
KR102351412B1 (ko) | 2022-01-13 |
US11246140B2 (en) | 2022-02-08 |
CN109392056A (zh) | 2019-02-26 |
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KR20200032205A (ko) | 2020-03-25 |
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