TW202007199A - Core network selection method and apparatus, terminal device and network device - Google Patents
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Abstract
Description
本申請涉及無線通訊技術領域,尤其涉及一種核心網選擇方法及裝置、終端設備、網路設備。The present application relates to the field of wireless communication technology, in particular to a core network selection method and device, terminal equipment, and network equipment.
在未來的網路中,將會有大量的物聯網(IoT,Internet Of Things)設備存在網路中。IoT設備發送小資料時,可以通過非存取層(NAS,Non-access stratum)協定資料單元(PDU,Protocol Data Unit)封裝小資料進行發送,這種方式稱為控制平面資料傳輸方式。另一種小資料發送方式是採用優化的使用者平面資料傳輸方式,在這種方式中,終端通過快速的狀態轉換實現使用者平面的小資料傳輸,以節省信令的開銷。快速的狀態轉化是通過網路和終端在特定的狀態都保持終端的上下文實現。In the future network, a large number of Internet of Things (IoT, Internet Of Things) devices will exist in the network. When IoT devices send small data, they can encapsulate the small data through a non-access stratum (NAS, Non-access stratum) protocol data unit (PDU, Protocol Data Unit) to send. This method is called the control plane data transmission method. Another way to send small data is to use an optimized user plane data transmission method. In this mode, the terminal implements fast state transition to realize the user plane small data transmission to save signaling overhead. The rapid state transition is achieved through the network and the terminal maintaining the terminal context in a specific state.
由於網路和終端支援控制平面和使用者平面的方式都是可選的,導致終端在選擇網路時或者存取網在選擇核心網時無法對核心網進行合適地選擇。Because the network and the terminal support the control plane and the user plane in an optional manner, the terminal cannot select the core network properly when selecting the network or the access network when selecting the core network.
為解決上述技術問題,本申請實施例提供了一種核心網選擇方法及裝置、終端設備、網路設備。To solve the above technical problems, the embodiments of the present application provide a core network selection method and device, terminal equipment, and network equipment.
本申請實施例提供的核心網選擇方法,包括: 終端向存取網發送第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊,從而所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The core network selection method provided in the embodiments of the present application includes: The terminal sends a first connection request message to the access network, where the first connection request message carries at least one of the following: a first transmission mode corresponding to the target data to be transmitted, and a first UE identifier assigned by the network to the terminal Information, first core network information, so that the access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
所述終端向所述存取網發送所述第一連接請求消息之前,確定需要連接的核心網或者核心網集合;Before sending the first connection request message to the access network, the terminal determines a core network or a core network set to be connected;
其中,所述網路為所述終端分配的第一UE標識資訊是指:所述核心網或者核心網集合為所述終端分配的第一UE標識資訊。Wherein, the first UE identification information allocated by the network to the terminal refers to the first UE identification information allocated to the terminal by the core network or core network set.
在一實施方式中,所述確定需要連接的核心網或者核心網集合,包括:In an embodiment, the determination of the core network or core network set to be connected includes:
所述終端根據至少一個核心網是否支援所述第一傳輸方式的能力資訊,確定所述需要連接的核心網或者核心網集合。The terminal determines the core network or core network set to be connected according to whether the at least one core network supports the capability information of the first transmission mode.
在一實施方式中,所述終端通過非存取層信令或者存取層信令獲取所述至少一個核心網是否支援所述第一傳輸方式的能力資訊。In an embodiment, the terminal obtains the capability information of whether the at least one core network supports the first transmission mode through non-access layer signaling or access layer signaling.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
所述終端向所述存取網發送所述第一連接請求消息之前,獲取所述存取網是否支援所述第一傳輸方式的能力資訊;Before sending the first connection request message to the access network, the terminal obtains capability information of whether the access network supports the first transmission method;
所述存取網支援所述第一傳輸方式的能力資訊時,向所述存取網發送所述第一連接請求消息。When the access network supports the capability information of the first transmission method, the first connection request message is sent to the access network.
在一實施方式中,所述獲取所述存取網是否支援所述第一傳輸方式的能力資訊,包括:In an embodiment, the acquiring capability information of whether the access network supports the first transmission method includes:
所述終端通過所述存取網發送的系統消息或者專用信令獲取所述存取網是否支援所述第一傳輸方式的能力資訊;或者,The terminal obtains the capability information of whether the access network supports the first transmission mode through a system message or dedicated signaling sent by the access network; or,
所述終端通過所述存取網對應的社區標識獲取所述存取網是否支援所述第一傳輸方式的能力資訊。The terminal obtains the capability information of whether the access network supports the first transmission mode through a community identifier corresponding to the access network.
在一實施方式中,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。In an embodiment, if the first connection request message does not carry the first core network information or the access network selects a core based on the first core network information carried in the first connection request message If the network fails, the access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
在一實施方式中,所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。In one embodiment, the access network determines the core network or core supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network Net collection.
在一實施方式中,如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。In one embodiment, if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends to the terminal The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述存取網拒絕或者釋放所述終端的連接。In one embodiment, the access network rejects or releases the connection of the terminal.
在一實施方式中,所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。In one embodiment, the access network receives a second notification message sent from the core network. The second notification message includes core network information and/or PLMN information supported by the core network. The access network will The information in the second notification message notifies the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message.
在一實施方式中,所述終端根據所述第二通知消息中的資訊,在相應的頻點或者無線存取類型(RAT,Radio Access Type)上選擇相應的核心網資訊和/或公用地移動式網路(PLMN,Public Land Mobile Network)資訊。In an embodiment, the terminal selects the corresponding core network information and/or publicly moves on the corresponding frequency point or radio access type (RAT) according to the information in the second notification message PLMN (Public Land Mobile Network) information.
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本申請實施例提供的核心網選擇方法,包括:The core network selection method provided in the embodiments of the present application includes:
存取網接收終端發送的第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊;The access network receives the first connection request message sent by the terminal, where the first connection request message carries at least one of the following: a first transmission mode corresponding to the target data to be transmitted, and a first UE allocated by the network to the terminal Logo information, first core network information;
所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。If the first connection request message does not carry the first core network information or the access network fails to select a core network based on the first core network information carried in the first connection request message, then The access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。The access network determines the core network or core network set that supports the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。If the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends a first notification message to the terminal, so The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
所述存取網拒絕或者釋放所述終端的連接。The access network rejects or releases the connection of the terminal.
在一實施方式中,所述方法還包括:In an embodiment, the method further includes:
所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。The access network receives a second notification message sent from the core network, the second notification message includes core network information and/or PLMN information supported by the core network, and the access network sends the second notification message The information in is notified to the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message.
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本申請實施例提供的核心網選擇裝置,包括:The core network selection device provided by the embodiment of the present application includes:
發送單元,用於向存取網發送第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊,從而所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The sending unit is configured to send a first connection request message to the access network, where the first connection request message carries at least one of the following: a first transmission method corresponding to the target data to be transmitted, and a network allocated to the terminal The first UE identification information and the first core network information, so that the access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
確定單元,用於確定需要連接的核心網或者核心網集合;The determining unit is used to determine the core network or core network set to be connected;
其中,所述網路為所述終端分配的第一UE標識資訊是指:所述核心網或者核心網集合為所述終端分配的第一UE標識資訊。Wherein, the first UE identification information allocated by the network to the terminal refers to the first UE identification information allocated to the terminal by the core network or core network set.
在一實施方式中,所述確定單元,用於根據至少一個核心網是否支援所述第一傳輸方式的能力資訊,確定所述需要連接的核心網或者核心網集合。In an embodiment, the determining unit is configured to determine the core network or core network set to be connected according to whether the at least one core network supports the capability information of the first transmission mode.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第一獲取單元,用於通過非存取層信令或者存取層信令獲取所述至少一個核心網是否支援所述第一傳輸方式的能力資訊。The first obtaining unit is configured to obtain the capability information of whether the at least one core network supports the first transmission mode through non-access layer signaling or access layer signaling.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第二獲取單元,用於獲取所述存取網是否支援所述第一傳輸方式的能力資訊;A second acquiring unit, configured to acquire capability information of whether the access network supports the first transmission method;
所述發送單元,用於當所述存取網支援所述第一傳輸方式的能力資訊時,向所述存取網發送所述第一連接請求消息。The sending unit is configured to send the first connection request message to the access network when the access network supports capability information of the first transmission method.
在一實施方式中,所述第二獲取單元,用於通過所述存取網發送的系統消息或者專用信令獲取所述存取網是否支援所述第一傳輸方式的能力資訊;或者,通過所述存取網對應的社區標識獲取所述存取網是否支援所述第一傳輸方式的能力資訊。In an embodiment, the second acquiring unit is configured to acquire, through system messages or dedicated signaling sent by the access network, whether the access network supports capability information of the first transmission mode; or, The community identifier corresponding to the access network obtains the capability information of whether the access network supports the first transmission method.
在一實施方式中,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。In an embodiment, if the first connection request message does not carry the first core network information or the access network selects a core based on the first core network information carried in the first connection request message If the network fails, the access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
在一實施方式中,所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。In one embodiment, the access network determines the core network or core supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network Net collection.
在一實施方式中,如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。In one embodiment, if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends to the terminal The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述存取網拒絕或者釋放所述終端的連接。In one embodiment, the access network rejects or releases the connection of the terminal.
在一實施方式中,所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。In one embodiment, the access network receives a second notification message sent from the core network. The second notification message includes core network information and/or PLMN information supported by the core network. The access network will The information in the second notification message notifies the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
選擇單元,用於根據所述第二通知消息中的資訊,在相應的頻點或者RAT上選擇相應的核心網資訊和/或PLMN資訊。The selection unit is configured to select corresponding core network information and/or PLMN information on the corresponding frequency point or RAT according to the information in the second notification message.
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本申請實施例提供的核心網選擇裝置,包括:The core network selection device provided by the embodiment of the present application includes:
第一接收單元,用於接收終端發送的第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊;The first receiving unit is configured to receive a first connection request message sent by a terminal, where the first connection request message carries at least one of the following: a first transmission method corresponding to target data to be transmitted, and a network to allocate to the terminal The first UE identification information and the first core network information;
選擇單元,用於基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The selection unit is configured to select the core network to which the terminal needs to connect based on the information carried in the first connection request message.
在一實施方式中,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述選擇單元在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。In an embodiment, if the first connection request message does not carry the first core network information or the access network selects a core based on the first core network information carried in the first connection request message If the network fails, the selection unit selects the core network to be connected by the terminal from the core network or core network set supporting the first transmission method.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
確定單元,用於基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。The determining unit is configured to determine the core network or core network set supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network.
在一實施方式中,所述裝置包括:In an embodiment, the device includes:
通知單元,用於如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。A notification unit, configured to send a first notification message to the terminal if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
回應單元,用於拒絕或者釋放所述終端的連接。The response unit is used to refuse or release the connection of the terminal.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第二接收單元,用於接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊;A second receiving unit, configured to receive a second notification message sent from the core network, where the second notification message includes core network information and/or PLMN information supported by the core network;
通知單元,用於將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。A notification unit, configured to notify the terminal of the information in the second notification message or the access network to redirect the terminal to a corresponding frequency or RAT according to the information in the second notification message .
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本申請實施例提供的終端設備,包括處理器和記憶體。該記憶體用於存儲電腦程式,該處理器用於調用並運行該記憶體中存儲的電腦程式,執行上述的核心網選擇方法。The terminal device provided by the embodiment of the present application includes a processor and a memory. The memory is used to store computer programs, and the processor is used to call and run the computer programs stored in the memory to perform the core network selection method described above.
本申請實施例提供的網路設備,包括處理器和記憶體。該記憶體用於存儲電腦程式,該處理器用於調用並運行該記憶體中存儲的電腦程式,執行上述的核心網選擇方法。The network device provided by the embodiment of the present application includes a processor and a memory. The memory is used to store computer programs, and the processor is used to call and run the computer programs stored in the memory to perform the core network selection method described above.
本申請實施例提供的晶片,用於實現上述的核心網選擇方法。The wafer provided by the embodiment of the present application is used to implement the above core network selection method.
具體地,該晶片包括:處理器,用於從記憶體中調用並運行電腦程式,使得安裝有該晶片的設備執行上述的核心網選擇方法。Specifically, the chip includes a processor for calling and running a computer program from the memory, so that the device installed with the chip executes the core network selection method described above.
本申請實施例提供的電腦可讀存儲媒介,用於存儲電腦程式,該電腦程式使得電腦執行上述的核心網選擇方法。The computer-readable storage medium provided by the embodiment of the present application is used to store a computer program, and the computer program enables the computer to execute the core network selection method described above.
本申請實施例提供的電腦程式產品,包括電腦程式指令,該電腦程式指令使得電腦執行上述的核心網選擇方法。The computer program product provided by the embodiment of the present application includes computer program instructions, and the computer program instructions enable the computer to execute the core network selection method described above.
本申請實施例提供的電腦程式,當其在電腦上運行時,使得電腦執行上述的核心網選擇方法。When the computer program provided by the embodiment of the present application runs on the computer, the computer program causes the computer to execute the core network selection method described above.
通過本申請實施例的上述技術方案,終端在選擇網路時或者存取網在選擇核心網時可以有效選擇合適的核心網進行連接,減少了連接核心網失敗的概率,有效保障了小資料按照特點的傳輸方式進行傳輸。Through the above technical solutions of the embodiments of the present application, when the terminal selects the network or the access network selects the core network, it can effectively select a suitable core network to connect, reducing the probability of failure to connect to the core network, and effectively protecting small data according to Characteristic transmission method for transmission.
下面將結合本申請實施例中的附圖,對本申請實施例中的技術方案進行描述,顯然,所描述的實施例是本申請一部分實施例,而不是全部的實施例。基於本申請中的實施例,本領域普通技術人員在沒有做出創造性勞動前提下所獲得的所有其他實施例,都屬於本申請保護的範圍。The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.
本申請實施例的技術方案可以應用於各種通信系統,例如:全球移動通訊(Global System of Mobile communication,GSM)系統、分碼多重存取(Code Division Multiple Access,CDMA)系統、寬頻分碼多重存取(Wideband Code Division Multiple Access,WCDMA)系統、通用封包無線服務(General Packet Radio Service,GPRS)、長期演進(Long Term Evolution,LTE)系統、LTE頻分雙工(Frequency Division Duplex,FDD)系統、LTE時分雙工(Time Division Duplex,TDD)、通用移動電信系統(Universal Mobile Telecommunication System,UMTS)、全 球 微 波 連 接 互 通(Worldwide Interoperability for Microwave Access,WiMAX)通信系統或5G系統等。The technical solutions of the embodiments of the present application can be applied to various communication systems, such as: Global System of Mobile Communication (GSM) system, Code Division Multiple Access (CDMA) system, and Broadband Code Division Multiple Access (Wideband Code Division Multiple Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system, LTE Time Division Duplex (TDD), Universal Mobile Telecommunication System (UMTS), Global Interoperability for Microwave Access (WiMAX) communication system or 5G system, etc.
示例性的,本申請實施例應用的通信系統100如圖1所示。該通信系統100可以包括網路設備110,網路設備110可以是與終端設備120(或稱為通信終端、終端)通信的設備。網路設備110可以為特定的地理區域提供通信覆蓋,並且可以與位於該覆蓋區域內的終端設備進行通信。可選地,該網路設備110可以是GSM系統或CDMA系統中的基地收發站(Base Transceiver Station,BTS),也可以是WCDMA系統中的節點 B(NodeB,NB),還可以是LTE系統中的演進型節點 B(Evolutional Node B,eNB或eNodeB),或者是雲無線存取網路(Cloud Radio Access Network,CRAN)中的無線控制器,或者該網路設備可以為移動交換中心、中繼站、存取點、車載設備、可穿戴設備、集線器、交換機、橋接器、路由器、5G網路中的網路側設備或者未來演進的公用地移動式網路(Public Land Mobile Network,PLMN)中的網路設備等。Exemplarily, the
該通信系統100還包括位於網路設備110覆蓋範圍內的至少一個終端設備120。作為在此使用的“終端設備”包括但不限於經由有線線路連接,如經由公共交換電話網絡(Public Switched Telephone Networks,PSTN)、數位用戶線路路(Digital Subscriber Line,DSL)、數位電纜、直接電纜連線;和/或另一資料連接/網路;和/或經由無線介面,如,針對行動網路、無線局域網(Wireless Local Area Network,WLAN)、諸如DVB-H 網路的數位電視網路、衛星網路、AM-FM廣播發送器;和/或另一終端設備的被設置成接收/發送通信信號的裝置;和/或物聯網(Internet of Things,IoT)設備。被設置成通過無線介面通信的終端設備可以被稱為“無線通訊終端”、“無線終端”或“移動終端”。移動終端的示例包括但不限於衛星或行動電話;可以組合行動無線電電話與資料處理、傳真以及資料通信能力的個人通信系統( Personal Communications System,PCS)終端;可以包括無線電電話、尋呼機、網際網路/內聯網存取、Web流覽器、記事簿、日曆以及/或全球定位系統(Global Positioning System,GPS)接收器的PDA;以及常規膝上型和/或掌上型接收器或包括無線電電話收發器的其它電子裝置。終端設備可以指存取終端、使用者設備(User Equipment,UE)、使用者單元、使用者站、移動站、移動台、遠方站、遠端終端機、移動設備、使用者終端、終端、無線通訊設備、使用者代理或使用者裝置。存取終端可以是行動電話、無線電話、會話啟動協定(Session Initiation Protocol,SIP)電話、無線局部迴路(Wireless Local Loop,WLL)站、個人數位助理(Personal Digital Assistant,PDA)、具有無線通訊功能的手持設備、計算設備或連接到無線數據機的其它處理設備、車載設備、可穿戴設備、5G網路中的終端設備或者未來演進的PLMN中的終端設備等。The
可選地,終端設備120之間可以進行終端直連(Device to Device,D2D)通信。Optionally, terminal-to-device (Device to Device, D2D) communication may be performed between the
可選地,5G系統或5G網路還可以稱為新無線(New Radio,NR)系統或NR網路。Alternatively, the 5G system or 5G network may also be referred to as a New Radio (NR) system or NR network.
圖1示例性地示出了一個網路設備和兩個終端設備,可選地,該通信系統100可以包括多個網路設備並且每個網路設備的覆蓋範圍內可以包括其它數量的終端設備,本申請實施例對此不做限定。FIG. 1 exemplarily shows one network device and two terminal devices. Optionally, the
可選地,該通信系統100還可以包括網路控制器、移動管理實體等其他網路實體,本申請實施例對此不作限定。Optionally, the
應理解,本申請實施例中網路/系統中具有通信功能的設備可稱為通信設備。以圖1示出的通信系統100為例,通信設備可包括具有通信功能的網路設備110和終端設備120,網路設備110和終端設備120可以為上文所述的具體設備,此處不再贅述;通信設備還可包括通信系統100中的其他設備,例如網路控制器、移動管理實體等其他網路實體,本申請實施例中對此不做限定。It should be understood that the devices with communication functions in the network/system in the embodiments of the present application may be referred to as communication devices. Taking the
應理解,本文中術語“系統”和“網路”在本文中常被可互換使用。本文中術語“和/或”,僅僅是一種描述關聯物件的關聯關係,表示可以存在三種關係,例如,A和/或B,可以表示:單獨存在A,同時存在A和B,單獨存在B這三種情況。另外,本文中字元“/”,一般表示前後關聯物件是一種“或”的關係。It should be understood that the terms "system" and "network" are often used interchangeably herein. The term "and/or" in this article is just an association relationship describing related objects, indicating that there can be three relationships, for example, A and/or B, which can mean: A exists alone, A and B exist simultaneously, and B exists alone. three situations. In addition, the character “/” in this article generally indicates that the related objects are a “or” relationship.
圖2為本申請實施例的核心網選擇方法的流程示意圖一,如圖2所示,所述核心網選擇方法包括以下步驟:FIG. 2 is a schematic flowchart 1 of a core network selection method according to an embodiment of the present application. As shown in FIG. 2, the core network selection method includes the following steps:
步驟201:終端向存取網發送第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊,從而所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。Step 201: The terminal sends a first connection request message to the access network, where the first connection request message carries at least one of the following: the first transmission method corresponding to the target data to be transmitted, and the first UE identification information and first core network information, so that the access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
本申請實施例中,所述終端可以但不局限於是IoT設備。In the embodiment of the present application, the terminal may be, but not limited to, an IoT device.
本申請實施例中,存取網可以是任意類型的存取網,如LTE存取網,NR存取網等等。In the embodiment of the present application, the access network may be any type of access network, such as an LTE access network, an NR access network, and so on.
本申請實施例中,終端向存取網發送的第一連接請求消息中攜帶的資訊有如下兩種情況:In the embodiment of the present application, the information carried in the first connection request message sent by the terminal to the access network has the following two situations:
情況一:所述第一連接請求消息中攜帶需要傳輸的目標資料對應的第一傳輸方式。Case 1: The first connection request message carries the first transmission mode corresponding to the target data to be transmitted.
對於這種情況,所述存取網基於第一傳輸方式和輔助資訊來選擇所述終端需要連接的核心網。In this case, the access network selects the core network to which the terminal needs to connect based on the first transmission method and auxiliary information.
情況二:所述第一連接請求消息中攜帶需要傳輸的目標資料對應的第一傳輸方式、第一UE標識資訊和/或第一核心網資訊。Case 2: The first connection request message carries the first transmission mode corresponding to the target data to be transmitted, the first UE identification information and/or the first core network information.
對於這種情況,所述存取網基於第一傳輸方式、第一UE標識資訊和/或第一核心網資訊來選擇所述終端需要連接的核心網。In this case, the access network selects the core network to which the terminal needs to connect based on the first transmission method, the first UE identification information, and/or the first core network information.
上述方案中,第一UE標識資訊例如是5G-S-TMSI,第一核心網資訊例如是全球唯一AMF標識(GUAMI)。In the above solution, the first UE identity information is, for example, 5G-S-TMSI, and the first core network information is, for example, a globally unique AMF identity (GUAMI).
本申請實施例中,所述終端向所述存取網發送所述第一連接請求消息之前,確定需要連接的核心網或者核心網集合;終端選擇此核心網或者核心網集合分配的5G-S-TMSI,也即所述網路為所述終端分配的第一UE標識資訊是指:所述核心網或者核心網集合為所述終端分配的第一UE標識資訊。In the embodiment of the present application, before sending the first connection request message to the access network, the terminal determines the core network or core network set to be connected; the terminal selects the 5G-S allocated by the core network or core network set -TMSI, that is, the first UE identification information allocated by the network to the terminal refers to the first UE identification information allocated to the terminal by the core network or core network set.
在一實施方式中,所述終端通過如下方式確定需要連接的核心網或者核心網集合:所述終端根據至少一個核心網是否支援所述第一傳輸方式的能力資訊,確定所述需要連接的核心網或者核心網集合。進一步,所述終端通過非存取層信令或者存取層信令獲取所述至少一個核心網是否支援所述第一傳輸方式的能力資訊。In an embodiment, the terminal determines a core network or a collection of core networks to be connected in the following manner: the terminal determines the core to be connected according to whether at least one core network supports the capability information of the first transmission mode Network or core network collection. Further, the terminal obtains the capability information of whether the at least one core network supports the first transmission mode through non-access layer signaling or access layer signaling.
本申請實施例中,所述終端向所述存取網發送所述第一連接請求消息之前,獲取所述存取網是否支援所述第一傳輸方式的能力資訊;所述存取網支援所述第一傳輸方式的能力資訊時,向所述存取網發送所述第一連接請求消息。In the embodiment of the present application, before sending the first connection request message to the access network, the terminal obtains capability information of whether the access network supports the first transmission method; the access network supports the When the capability information of the first transmission method is described, the first connection request message is sent to the access network.
在一實施方式中,所述終端通過如下方式獲取所述存取網是否支援所述第一傳輸方式的能力資訊:1)所述終端通過所述存取網發送的系統消息或者專用信令獲取所述存取網是否支援所述第一傳輸方式的能力資訊;或者,2)所述終端通過所述存取網對應的社區標識獲取所述存取網是否支援所述第一傳輸方式的能力資訊。In one embodiment, the terminal obtains the capability information of whether the access network supports the first transmission mode by: 1) acquiring the system message or dedicated signaling sent by the terminal through the access network Whether the access network supports the capability information of the first transmission method; or, 2) the terminal obtains whether the access network supports the capability of the first transmission method through a community identifier corresponding to the access network News.
對於上述情況一或者情況二而言,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。For case 1 or case 2 above, if the first connection request message does not carry the first core network information or the access network is based on the first core carried in the first connection request message If the network information fails to select the core network, the access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
這裡,所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。Here, the access network determines the core network or core network set supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network.
在一實施方式中,如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。可選地,所述存取網拒絕或者釋放所述終端的連接。In one embodiment, if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends to the terminal The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected. Optionally, the access network rejects or releases the connection of the terminal.
在一實施方式中,所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。相應地,所述終端根據所述第二通知消息中的資訊,在相應的頻點或者RAT上選擇相應的核心網資訊和/或PLMN資訊。In one embodiment, the access network receives a second notification message sent from the core network. The second notification message includes core network information and/or PLMN information supported by the core network. The access network will The information in the second notification message notifies the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message. Correspondingly, the terminal selects the corresponding core network information and/or PLMN information on the corresponding frequency point or RAT according to the information in the second notification message.
本申請實施例的上述方案中,所述第一傳輸方式包括採用控制平面傳輸資料的方式(例如採用NAS PDU封裝小資料的方式),或者採用使用者平面傳輸資料的方式。In the above solution of the embodiment of the present application, the first transmission method includes a method of transmitting data by using a control plane (for example, a method of encapsulating small data by NAS PDU) or a method of transmitting data by a user plane.
本申請實施例的上述方案中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In the above solution of the embodiment of the present application, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
圖3為本申請實施例的核心網選擇方法的流程示意圖二,如圖3所示,所述核心網選擇方法包括以下步驟:FIG. 3 is a second schematic flowchart of the core network selection method according to an embodiment of the present application. As shown in FIG. 3, the core network selection method includes the following steps:
步驟301:存取網接收終端發送的第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊。Step 301: The access network receives the first connection request message sent by the terminal, where the first connection request message carries at least one of the following: a first transmission method corresponding to the target data to be transmitted, and a network assigned to the terminal First UE identification information, first core network information.
步驟302:所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。Step 302: The access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
本申請實施例中,所述終端可以但不局限於是IoT設備。In the embodiment of the present application, the terminal may be, but not limited to, an IoT device.
本申請實施例中,存取網可以是任意類型的存取網,如LTE存取網,NR存取網等等。In the embodiment of the present application, the access network may be any type of access network, such as an LTE access network, an NR access network, and so on.
本申請實施例中,終端向存取網發送的第一連接請求消息中攜帶的資訊有如下兩種情況:In the embodiment of the present application, the information carried in the first connection request message sent by the terminal to the access network has the following two situations:
情況一:所述第一連接請求消息中攜帶需要傳輸的目標資料對應的第一傳輸方式。Case 1: The first connection request message carries the first transmission mode corresponding to the target data to be transmitted.
對於這種情況,所述存取網基於第一傳輸方式和輔助資訊來選擇所述終端需要連接的核心網。In this case, the access network selects the core network to which the terminal needs to connect based on the first transmission method and auxiliary information.
情況二:所述第一連接請求消息中攜帶需要傳輸的目標資料對應的第一傳輸方式、第一UE標識資訊和/或第一核心網資訊。Case 2: The first connection request message carries the first transmission mode corresponding to the target data to be transmitted, the first UE identification information and/or the first core network information.
對於這種情況,所述存取網基於第一傳輸方式、第一UE標識資訊和/或第一核心網資訊來選擇所述終端需要連接的核心網。In this case, the access network selects the core network to which the terminal needs to connect based on the first transmission method, the first UE identification information, and/or the first core network information.
對於上述情況一或情況二而言,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。For case 1 or case 2, if the first connection request message does not carry the first core network information or the access network is based on the first core carried in the first connection request message If the network information fails to select the core network, the access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
這裡,所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。Here, the access network determines the core network or core network set supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network.
在一實施方式中,如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。可選地,所述存取網拒絕或者釋放所述終端的連接。In one embodiment, if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends to the terminal The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected. Optionally, the access network rejects or releases the connection of the terminal.
在一實施方式中,所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。In one embodiment, the access network receives a second notification message sent from the core network. The second notification message includes core network information and/or PLMN information supported by the core network. The access network will The information in the second notification message notifies the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message.
本申請實施例的上述方案中,所述第一傳輸方式包括採用控制平面傳輸資料的方式(例如採用NAS PDU封裝小資料的方式),或者採用使用者平面傳輸資料的方式。In the above solution of the embodiment of the present application, the first transmission method includes a method of transmitting data by using a control plane (for example, a method of encapsulating small data by NAS PDU) or a method of transmitting data by a user plane.
本申請實施例的上述方案中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In the above solution of the embodiment of the present application, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
圖4為本申請實施例的核心網選擇裝置的結構組成示意圖一,如圖4所示,所述核心網選擇裝置包括:FIG. 4 is a schematic structural diagram 1 of a core network selection device according to an embodiment of the present application. As shown in FIG. 4, the core network selection device includes:
發送單元401,用於向存取網發送第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊,從而所述存取網基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The sending unit 401 is configured to send a first connection request message to the access network, where the first connection request message carries at least one of the following: the first transmission mode corresponding to the target data to be transmitted, and the network assigns the terminal The first UE identification information and the first core network information, so that the access network selects the core network to which the terminal needs to connect based on the information carried in the first connection request message.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
確定單元402,用於確定需要連接的核心網或者核心網集合;The determining unit 402 is used to determine the core network or core network set to be connected;
其中,所述網路為所述終端分配的第一UE標識資訊是指:所述核心網或者核心網集合為所述終端分配的第一UE標識資訊。Wherein, the first UE identification information allocated by the network to the terminal refers to the first UE identification information allocated to the terminal by the core network or core network set.
在一實施方式中,所述確定單元402,用於根據至少一個核心網是否支援所述第一傳輸方式的能力資訊,確定所述需要連接的核心網或者核心網集合。In an embodiment, the determining unit 402 is configured to determine the core network or core network set to be connected according to whether the at least one core network supports capability information of the first transmission mode.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第一獲取單元403,用於通過非存取層信令或者存取層信令獲取所述至少一個核心網是否支援所述第一傳輸方式的能力資訊。The first obtaining unit 403 is configured to obtain the capability information of whether the at least one core network supports the first transmission mode through non-access layer signaling or access layer signaling.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第二獲取單元404,用於獲取所述存取網是否支援所述第一傳輸方式的能力資訊;The second obtaining unit 404 is used to obtain the capability information of whether the access network supports the first transmission method;
所述發送單元401,用於當所述存取網支援所述第一傳輸方式的能力資訊時,向所述存取網發送所述第一連接請求消息。The sending unit 401 is configured to send the first connection request message to the access network when the access network supports capability information of the first transmission method.
在一實施方式中,所述第二獲取單元404,用於通過所述存取網發送的系統消息或者專用信令獲取所述存取網是否支援所述第一傳輸方式的能力資訊;或者,通過所述存取網對應的社區標識獲取所述存取網是否支援所述第一傳輸方式的能力資訊。In an embodiment, the second acquiring unit 404 is configured to acquire, through system messages or dedicated signaling sent by the access network, capability information about whether the access network supports the first transmission mode; or, The capability information of whether the access network supports the first transmission method is obtained through a community identifier corresponding to the access network.
在一實施方式中,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述存取網在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。In an embodiment, if the first connection request message does not carry the first core network information or the access network selects a core based on the first core network information carried in the first connection request message If the network fails, the access network selects the core network to which the terminal needs to connect among the core network or core network set supporting the first transmission method.
在一實施方式中,所述存取網基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。In one embodiment, the access network determines the core network or core supporting the first transmission method based on the first configuration information or control signaling or user plane signaling between the access network and the core network Net collection.
在一實施方式中,如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則所述存取網向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。In one embodiment, if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission method, the access network sends to the terminal The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述存取網拒絕或者釋放所述終端的連接。In one embodiment, the access network rejects or releases the connection of the terminal.
在一實施方式中,所述存取網接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊,所述存取網將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。In one embodiment, the access network receives a second notification message sent from the core network. The second notification message includes core network information and/or PLMN information supported by the core network. The access network will The information in the second notification message notifies the terminal or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
選擇單元405,用於根據所述第二通知消息中的資訊,在相應的頻點或者RAT上選擇相應的核心網資訊和/或PLMN資訊。The selection unit 405 is configured to select corresponding core network information and/or PLMN information on the corresponding frequency point or RAT according to the information in the second notification message.
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本領域技術人員應當理解,本申請實施例的上述核心網選擇裝置的相關描述可以參照本申請實施例的核心網選擇方法的相關描述進行理解。Those skilled in the art should understand that the relevant description of the foregoing core network selection device in the embodiments of the present application can be understood with reference to the relevant description of the core network selection method in the embodiments of the present application.
圖5為本申請實施例的核心網選擇裝置的結構組成示意圖二,如圖5所示,所述核心網選擇裝置包括:FIG. 5 is a schematic structural diagram 2 of a core network selection device according to an embodiment of the present application. As shown in FIG. 5, the core network selection device includes:
第一接收單元501,用於接收終端發送的第一連接請求消息,所述第一連接請求消息中攜帶以下至少之一:需要傳輸的目標資料對應的第一傳輸方式、網路為所述終端分配的第一UE標識資訊、第一核心網資訊;The first receiving unit 501 is configured to receive a first connection request message sent by a terminal, where the first connection request message carries at least one of the following: a first transmission method corresponding to target data to be transmitted, and the network is the terminal The assigned first UE identity information and first core network information;
選擇單元502,用於基於所述第一連接請求消息中攜帶的資訊選擇所述終端需要連接的核心網。The selection unit 502 is configured to select a core network to which the terminal needs to connect based on information carried in the first connection request message.
在一實施方式中,如果所述第一連接請求消息中未攜帶所述第一核心網資訊或者所述存取網基於所述第一連接請求消息中攜帶的所述第一核心網資訊選擇核心網失敗,則所述選擇單元502在支援所述第一傳輸方式的核心網或核心網集合中選擇所述終端需要連接的核心網。 在一實施方式中,所述裝置還包括:In an embodiment, if the first connection request message does not carry the first core network information or the access network selects a core based on the first core network information carried in the first connection request message If the network fails, the selection unit 502 selects the core network to be connected by the terminal from the core network or core network set supporting the first transmission method. In an embodiment, the device further includes:
確定單元503,用於基於第一配置資訊或者所述存取網與核心網之間的控制信令或者用戶面信令,確定支援所述第一傳輸方式的核心網或核心網集合。The determining unit 503 is configured to determine the core network or core network set supporting the first transmission mode based on the first configuration information or control signaling or user plane signaling between the access network and the core network.
在一實施方式中,所述裝置包括:In an embodiment, the device includes:
通知單元504,用於如果所述存取網在支援所述第一傳輸方式的核心網或核心網集合中不能選擇所述終端需要連接的核心網,則向所述終端發送第一通知消息,所述第一通知消息用於通知所述存取網不能選擇所述終端需要連接的核心網。The notification unit 504 is configured to send a first notification message to the terminal if the access network cannot select the core network to which the terminal needs to connect in the core network or core network set supporting the first transmission mode, The first notification message is used to notify the access network that the core network that the terminal needs to connect to cannot be selected.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
回應單元505,用於拒絕或者釋放所述終端的連接。The response unit 505 is used to refuse or release the connection of the terminal.
在一實施方式中,所述裝置還包括:In an embodiment, the device further includes:
第二接收單元506,用於接收來自核心網發送的第二通知消息,所述第二通知消息包括所述核心網支援的核心網資訊和/或PLMN資訊;The second receiving unit 506 is configured to receive a second notification message sent from the core network, where the second notification message includes core network information and/or PLMN information supported by the core network;
通知單元504,用於將所述第二通知消息中的資訊通知給所述終端或者所述存取網根據所述第二通知消息中的資訊將所述終端重定向到相應的頻點或者RAT上。The notification unit 504 is used to notify the terminal of the information in the second notification message or the access network to redirect the terminal to the corresponding frequency or RAT according to the information in the second notification message on.
在一實施方式中,所述第一傳輸方式包括採用控制平面傳輸資料的方式,或者採用使用者平面傳輸資料的方式。In one embodiment, the first transmission method includes a control plane data transmission method, or a user plane data transmission method.
在一實施方式中,所述存取網側和所述核心網側基於所述終端的能力資訊,確定各自所啟動的傳輸方式。In one embodiment, the access network side and the core network side determine the transmission mode that they each start based on the capability information of the terminal.
本領域技術人員應當理解,本申請實施例的上述核心網選擇裝置的相關描述可以參照本申請實施例的核心網選擇方法的相關描述進行理解。Those skilled in the art should understand that the relevant description of the foregoing core network selection device in the embodiments of the present application can be understood with reference to the relevant description of the core network selection method in the embodiments of the present application.
圖6是本申請實施例提供的一種通信設備600示意性結構圖。該通信設備可以是終端設備,也可以是網路設備(如存取網設備),圖6所示的通信設備600包括處理器610,處理器610可以從記憶體中調用並運行電腦程式,以實現本申請實施例中的方法。FIG. 6 is a schematic structural diagram of a communication device 600 provided by an embodiment of the present application. The communication device may be a terminal device or a network device (such as an access network device). The communication device 600 shown in FIG. 6 includes a
可選地,如圖6所示,通信設備600還可以包括記憶體620。其中,處理器610可以從記憶體620中調用並運行電腦程式,以實現本申請實施例中的方法。Optionally, as shown in FIG. 6, the communication device 600 may further include a
其中,記憶體620可以是獨立於處理器610的一個單獨的器件,也可以集成在處理器610中。The
可選地,如圖6所示,通信設備600還可以包括收發器630,處理器610可以控制該收發器630與其他設備進行通信,具體地,可以向其他設備發送資訊或資料,或接收其他設備發送的資訊或資料。Optionally, as shown in FIG. 6, the communication device 600 may further include a transceiver 630, and the
其中,收發器630可以包括發射機和接收機。收發器630還可以進一步包括天線,天線的數量可以為一個或多個。Among them, the transceiver 630 may include a transmitter and a receiver. The transceiver 630 may further include antennas, and the number of antennas may be one or more.
可選地,該通信設備600具體可為本申請實施例的網路設備,並且該通信設備600可以實現本申請實施例的各個方法中由網路設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the communication device 600 may specifically be a network device according to an embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application. Repeat again.
可選地,該通信設備600具體可為本申請實施例的移動終端/終端設備,並且該通信設備600可以實現本申請實施例的各個方法中由移動終端/終端設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the communication device 600 may specifically be a mobile terminal/terminal device according to an embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, for simplicity , Will not repeat them here.
圖7是本申請實施例的晶片的示意性結構圖。圖7所示的晶片700包括處理器710,處理器710可以從記憶體中調用並運行電腦程式,以實現本申請實施例中的方法。7 is a schematic structural diagram of a wafer according to an embodiment of the present application. The chip 700 shown in FIG. 7 includes a
可選地,如圖7所示,晶片700還可以包括記憶體720。其中,處理器710可以從記憶體720中調用並運行電腦程式,以實現本申請實施例中的方法。Optionally, as shown in FIG. 7, the wafer 700 may further include a
其中, 記憶體720可以是獨立於處理器710的一個單獨的器件,也可以集成在處理器710中。The
可選地,該晶片700還可以包括輸入介面730。其中,處理器710可以控制該輸入介面730與其他設備或晶片進行通信,具體地,可以獲取其他設備或晶片發送的資訊或資料。Optionally, the wafer 700 may further include an
可選地,該晶片700還可以包括輸出介面740。其中,處理器710可以控制該輸出介面740與其他設備或晶片進行通信,具體地,可以向其他設備或晶片輸出資訊或資料。Optionally, the wafer 700 may further include an
可選地,該晶片可應用於本申請實施例中的網路設備,並且該晶片可以實現本申請實施例的各個方法中由網路設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application. For the sake of brevity, no further description is provided here.
可選地,該晶片可應用於本申請實施例中的移動終端/終端設備,並且該晶片可以實現本申請實施例的各個方法中由移動終端/終端設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the wafer may be applied to the mobile terminal/terminal device in the embodiments of the present application, and the wafer may implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. For brevity, here No longer.
應理解,本申請實施例提到的晶片還可以稱為系統級晶片,系統晶片,晶片系統或片上系統晶片等。It should be understood that the wafers mentioned in the embodiments of the present application may also be referred to as system-level wafers, system wafers, wafer systems, or system-on-chip wafers.
圖8是本申請實施例提供的一種通信系統900的示意性框圖。如圖8所示,該通信系統900包括終端設備910和網路設備920。FIG. 8 is a schematic block diagram of a communication system 900 provided by an embodiment of the present application. As shown in FIG. 8, the communication system 900 includes a
其中,該終端設備910可以用於實現上述方法中由終端設備實現的相應的功能,以及該網路設備920可以用於實現上述方法中由網路設備實現的相應的功能為了簡潔,在此不再贅述。Among them, the
應理解,本申請實施例的處理器可能是一種積體電路晶片,具有信號的處理能力。在實現過程中,上述方法實施例的各步驟可以通過處理器中的硬體的集成邏輯電路或者軟體形式的指令完成。上述的處理器可以是通用處理器、數位訊號處理器(Digital Signal Processor,DSP)、專用積體電路(Application Specific Integrated Circuit,ASIC)、現成可程式設計閘陣列(Field Programmable Gate Array,FPGA)或者其他可程式設計邏輯器件、離散閘或者電晶體邏輯器件、離散硬體元件。可以實現或者執行本申請實施例中的公開的各方法、步驟及邏輯框圖。通用處理器可以是微處理器或者該處理器也可以是任何常規的處理器等。結合本申請實施例所公開的方法的步驟可以直接體現為硬體解碼處理器執行完成,或者用解碼處理器中的硬體及軟體模組組合執行完成。軟體模組可以位於隨機記憶體,快閃記憶體、唯讀記憶體,可程式設計唯讀記憶體或者電可讀寫可程式設計記憶體、寄存器等本領域成熟的存儲媒介中。該存儲媒介位於記憶體,處理器讀取記憶體中的資訊,結合其硬體完成上述方法的步驟。It should be understood that the processor in the embodiment of the present application may be an integrated circuit chip with signal processing capabilities. In the implementation process, the steps of the foregoing method embodiments may be completed by instructions in the form of hardware integrated logic circuits or software in the processor. The aforementioned processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an existing programmable gate array (Field Programmable Gate Array, FPGA), or Other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components. The methods, steps, and logical block diagrams disclosed in the embodiments of the present application may be implemented or executed. The general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in conjunction with the embodiments of the present application may be directly implemented and executed by a hardware decoding processor, or may be executed and completed by a combination of hardware and software modules in the decoding processor. The software module can be located in a random storage memory, a flash memory, a read-only memory, a programmable read-only memory or an electrically readable and writable programmable memory, a register, and other mature storage media in the art. The storage medium is located in the memory. The processor reads the information in the memory and combines the hardware to complete the steps of the above method.
可以理解,本申請實施例中的記憶體可以是揮發性記憶體或非揮發性記憶體,或可包括揮發性和非揮發性記憶體兩者。其中,非揮發性記憶體可以是唯讀記憶體(Read-Only Memory,ROM)、可程式設計唯讀記憶體(Programmable ROM,PROM)、可擦除可程式設計唯讀記憶體(Erasable PROM,EPROM)、電可擦除可程式設計唯讀記憶體(Electrically EPROM,EEPROM)或快閃記憶體。揮發性記憶體可以是隨機存取記憶體(Random Access Memory,RAM),其用作外部快取記憶體。通過示例性但不是限制性說明,許多形式的RAM可用,例如靜態隨機存取記憶體(Static RAM,SRAM)、動態隨機存取記憶體(Dynamic RAM,DRAM)、同步動態隨機存取記憶體(Synchronous DRAM,SDRAM)、雙倍數據速率同步動態隨機存取記憶體(Double Data Rate SDRAM,DDR SDRAM)、增強型同步動態隨機存取記憶體(Enhanced SDRAM,ESDRAM)、同步連接動態隨機存取記憶體(Synchlink DRAM,SLDRAM)和直接記憶體匯流排隨機存取記憶體(Direct Rambus RAM,DR RAM)。應注意,本文描述的系統和方法的記憶體旨在包括但不限於這些和任意其它適合類型的記憶體。It can be understood that the memory in the embodiments of the present application may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory. Among them, the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable and programmable read-only memory (Electrically EPROM, EEPROM) or flash memory. The volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache memory. By way of example but not limitation, many forms of RAM are available, such as static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory ( Synchronous DRAM (SDRAM), double data rate synchronous dynamic random access memory (Double SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous connection dynamic random access memory (Synchlink DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM). It should be noted that the memory of the systems and methods described herein is intended to include, but is not limited to, these and any other suitable types of memory.
應理解,上述記憶體為示例性但不是限制性說明,例如,本申請實施例中的記憶體還可以是靜態隨機存取記憶體(static RAM,SRAM)、動態隨機存取記憶體(dynamic RAM,DRAM)、同步動態隨機存取記憶體(synchronous DRAM,SDRAM)、雙倍數據速率同步動態隨機存取記憶體(double data rate SDRAM,DDR SDRAM)、增強型同步動態隨機存取記憶體(enhanced SDRAM,ESDRAM)、同步連接動態隨機存取記憶體(synch link DRAM,SLDRAM)以及直接記憶體匯流排隨機存取記憶體(Direct Rambus RAM,DR RAM)等等。也就是說,本申請實施例中的記憶體旨在包括但不限於這些和任意其它適合類型的記憶體。It should be understood that the foregoing memory is exemplary but not limiting, for example, the memory in the embodiments of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM) , DRAM), synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM), etc. That is to say, the memories in the embodiments of the present application are intended to include but are not limited to these and any other suitable types of memories.
本申請實施例還提供了一種電腦可讀存儲媒介,用於存儲電腦程式。The embodiments of the present application also provide a computer-readable storage medium for storing computer programs.
可選的,該電腦可讀存儲媒介可應用於本申請實施例中的網路設備,並且該電腦程式使得電腦執行本申請實施例的各個方法中由網路設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding process implemented by the network device in each method of the embodiments of the present application. For simplicity, I will not repeat them here.
可選地,該電腦可讀存儲媒介可應用於本申請實施例中的移動終端/終端設備,並且該電腦程式使得電腦執行本申請實施例的各個方法中由移動終端/終端設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiments of the present application For the sake of brevity, I will not repeat them here.
本申請實施例還提供了一種電腦程式產品,包括電腦程式指令。An embodiment of the present application also provides a computer program product, including computer program instructions.
可選的,該電腦程式產品可應用於本申請實施例中的網路設備,並且該電腦程式指令使得電腦執行本申請實施例的各個方法中由網路設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions enable the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. This will not be repeated here.
可選地,該電腦程式產品可應用於本申請實施例中的移動終端/終端設備,並且該電腦程式指令使得電腦執行本申請實施例的各個方法中由移動終端/終端設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, For brevity, I will not repeat them here.
本申請實施例還提供了一種電腦程式。The embodiment of the present application also provides a computer program.
可選的,該電腦程式可應用於本申請實施例中的網路設備,當該電腦程式在電腦上運行時,使得電腦執行本申請實施例的各個方法中由網路設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer program can be applied to the network device in the embodiments of the present application. When the computer program runs on the computer, the computer is allowed to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. For brevity, I will not repeat them here.
可選地,該電腦程式可應用於本申請實施例中的移動終端/終端設備,當該電腦程式在電腦上運行時,使得電腦執行本申請實施例的各個方法中由移動終端/終端設備實現的相應流程,為了簡潔,在此不再贅述。Optionally, the computer program can be applied to the mobile terminal/terminal device in the embodiments of the present application. When the computer program runs on the computer, the computer executes the methods of the embodiments of the present application by the mobile terminal/terminal device For the sake of brevity, I will not repeat them here.
本領域普通技術人員可以意識到,結合本文中所公開的實施例描述的各示例的單元及演算法步驟,能夠以電子硬體、或者電腦軟體和電子硬體的結合來實現。這些功能究竟以硬體還是軟體方式來執行,取決於技術方案的特定應用和設計約束條件。專業技術人員可以對每個特定的應用來使用不同方法來實現所描述的功能,但是這種實現不應認為超出本申請的範圍。Persons of ordinary skill in the art may realize that the units and algorithm steps of the examples described in conjunction with the embodiments disclosed herein can be implemented by electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application of the technical solution and design constraints. Professional technicians can use different methods to implement the described functions for each specific application, but such implementation should not be considered beyond the scope of this application.
所屬領域的技術人員可以清楚地瞭解到,為描述的方便和簡潔,上述描述的系統、裝置和單元的具體工作過程,可以參考前述方法實施例中的對應過程,在此不再贅述。Those skilled in the art can clearly understand that for the convenience and conciseness of the description, the specific working process of the system, device and unit described above can refer to the corresponding process in the foregoing method embodiments, which will not be repeated here.
在本申請所提供的幾個實施例中,應該理解到,所揭露的系統、裝置和方法,可以通過其它的方式實現。例如,以上所描述的裝置實施例僅僅是示意性的,例如,所述單元的劃分,僅僅為一種邏輯功能劃分,實際實現時可以有另外的劃分方式,例如多個單元或元件可以結合或者可以集成到另一個系統,或一些特徵可以忽略,或不執行。另一點,所顯示或討論的相互之間的耦合或直接耦合或通信連接可以是通過一些介面,裝置或單元的間接耦合或通信連接,可以是電性,機械或其它的形式。In the several embodiments provided in this application, it should be understood that the disclosed system, device, and method may be implemented in other ways. For example, the device embodiments described above are only schematic. For example, the division of the unit is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or elements may be combined or may Integration into another system, or some features can be ignored, or not implemented. In addition, the displayed or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
所述作為分離部件說明的單元可以是或者也可以不是實體上分開的,作為單元顯示的部件可以是或者也可以不是實體單元,即可以位於一個地方,或者也可以分佈到多個網路單元上。可以根據實際的需要選擇其中的部分或者全部單元來實現本實施例方案的目的。The unit described as a separate component may or may not be physically separated, and the component displayed as a unit may or may not be a physical unit, that is, it may be located in one place, or may be distributed on multiple network units . Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
另外,在本申請各個實施例中的各功能單元可以集成在一個處理單元中,也可以是各個單元單獨實體存在,也可以兩個或兩個以上單元集成在一個單元中。In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone, or two or more units may be integrated into one unit.
所述功能如果以軟體功能單元的形式實現並作為獨立的產品銷售或使用時,可以存儲在一個電腦可讀取存儲媒介中。基於這樣的理解,本申請的技術方案本質上或者說對現有技術做出貢獻的部分或者該技術方案的部分可以以軟體產品的形式體現出來,該電腦軟體產品存儲在一個存儲媒介中,包括若干指令用以使得一台電腦設備(可以是個人電腦,伺服器,或者網路設備等)執行本申請各個實施例所述方法的全部或部分步驟。而前述的存儲媒介包括:隨身碟、移動硬碟、唯讀記憶體(Read-Only Memory,)ROM、隨機存取記憶體(Random Access Memory,RAM)、磁碟或者光碟等各種可以存儲程式碼的媒介。If the function is realized in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present application essentially or part of the contribution to the existing technology or part of the technical solution can be embodied in the form of a software product, the computer software product is stored in a storage medium, including several The instruction is used to enable a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods described in the embodiments of the present application. The aforementioned storage media include: pen drives, removable hard drives, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disks or optical discs, etc. can store program code Medium.
以上所述,僅為本申請的具體實施方式,但本申請的保護範圍並不局限於此,任何熟悉本技術領域的技術人員在本申請揭露的技術範圍內,可輕易想到變化或替換,都應涵蓋在本申請的保護範圍之內。因此,本申請的保護範圍應所述以發明申請專利範圍的保護範圍為准。The above is only the specific implementation of this application, but the scope of protection of this application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical scope disclosed in this application. It should be covered by the scope of protection of this application. Therefore, the protection scope of this application shall be subject to the protection scope of the patent application scope of the invention.
100‧‧‧通信系統
110‧‧‧網路設備
120‧‧‧終端設備
201、301、302‧‧‧步驟
401‧‧‧發送單元
402‧‧‧確定單元
403‧‧‧第一獲取單元
404‧‧‧第二獲取單元
405‧‧‧選擇單元
501‧‧‧第一接收單元
502‧‧‧選擇單元
503‧‧‧確定單元
504‧‧‧通知單元
505‧‧‧回應單元
506‧‧‧第二接收單元
600‧‧‧通信設備
610‧‧‧處理器
620‧‧‧記憶體
630‧‧‧收發器
700‧‧‧晶片
710‧‧‧處理器
720‧‧‧記憶體
730‧‧‧輸入介面
740‧‧‧輸出介面
900‧‧‧通信系統
910‧‧‧終端設備
920‧‧‧網路設備100‧‧‧
此處所說明的附圖用來提供對本申請的進一步理解,構成本申請的一部分,本申請的示意性實施例及其說明用於解釋本申請,並不構成對本申請的不當限定。在附圖中:The drawings described herein are used to provide a further understanding of the present application and form a part of the present application. The schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute an undue limitation on the present application. In the drawings:
圖1是本申請實施例提供的一種通信系統架構的示意性圖;FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application;
圖2為本申請實施例提供的核心網選擇方法的流程示意圖一;2 is a schematic flowchart 1 of a core network selection method provided by an embodiment of this application;
圖3為本申請實施例提供的核心網選擇方法的流程示意圖二;3 is a second schematic flowchart of a core network selection method provided by an embodiment of this application;
圖4為本申請實施例的核心網選擇裝置的結構組成示意圖一;FIG. 4 is a schematic structural diagram 1 of a core network selection device according to an embodiment of this application;
圖5為本申請實施例的核心網選擇裝置的結構組成示意圖二;FIG. 5 is a schematic structural diagram 2 of a core network selection device according to an embodiment of this application;
圖6是本申請實施例提供的一種通信設備示意性結構圖;6 is a schematic structural diagram of a communication device according to an embodiment of the present application;
圖7是本申請實施例的晶片的示意性結構圖;7 is a schematic structural diagram of a wafer of an embodiment of the present application;
圖8是本申請實施例提供的一種通信系統的示意性框圖。8 is a schematic block diagram of a communication system provided by an embodiment of the present application.
201‧‧‧步驟 201‧‧‧Step
Claims (21)
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PCT/CN2018/092821 WO2020000174A1 (en) | 2018-06-26 | 2018-06-26 | Core network selection method and apparatus, terminal device and network device |
WOPCT/CN2018/092821 | 2018-06-26 |
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TW108122300A TW202007199A (en) | 2018-06-26 | 2019-06-26 | Core network selection method and apparatus, terminal device and network device |
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CN (1) | CN111869266A (en) |
TW (1) | TW202007199A (en) |
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CN113613169B (en) * | 2021-08-16 | 2022-06-28 | 广州爱浦路网络技术有限公司 | Method, system, device and storage medium for accessing Internet of things terminal to core network |
CN117320003A (en) * | 2022-06-24 | 2023-12-29 | 中兴通讯股份有限公司 | Wireless access and information processing method based on Internet of things and network system |
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US7561879B2 (en) * | 2003-10-07 | 2009-07-14 | Motorola, Inc. | Wireless access network sharing among core networks and methods |
CN100382646C (en) * | 2004-10-11 | 2008-04-16 | 华为技术有限公司 | Method for accessing different core networks from terminals |
CN100477859C (en) * | 2005-04-22 | 2009-04-08 | 华为技术有限公司 | Method for user terminal accessing in network |
US20070201430A1 (en) * | 2005-12-29 | 2007-08-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Implicit secondary PDP context activation method |
CN104010382B (en) * | 2013-02-25 | 2019-02-01 | 中兴通讯股份有限公司 | Data transmission method, apparatus and system |
CN106488538B (en) * | 2015-08-24 | 2019-12-20 | 电信科学技术研究院 | Special network selection method, terminal, access network node and core network node |
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2018
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