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WO2025065697A1 - Procédé de communication, dispositif de réseau, système de communication, et support de stockage - Google Patents

Procédé de communication, dispositif de réseau, système de communication, et support de stockage Download PDF

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Publication number
WO2025065697A1
WO2025065697A1 PCT/CN2023/123012 CN2023123012W WO2025065697A1 WO 2025065697 A1 WO2025065697 A1 WO 2025065697A1 CN 2023123012 W CN2023123012 W CN 2023123012W WO 2025065697 A1 WO2025065697 A1 WO 2025065697A1
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WO
WIPO (PCT)
Prior art keywords
network device
access network
satellite access
service satellite
connection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2023/123012
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English (en)
Chinese (zh)
Inventor
毛玉欣
吴锦花
沈洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xiaomi Mobile Software Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to PCT/CN2023/123012 priority Critical patent/WO2025065697A1/fr
Priority to CN202380011477.7A priority patent/CN120113170A/zh
Publication of WO2025065697A1 publication Critical patent/WO2025065697A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to a communication method, a first service satellite access network device, a second service satellite access network device, a first core network device, a communication system and a storage medium.
  • a communication architecture with a wireless satellite-based base station (Satellite with RAN On-board) function has been introduced.
  • satellites are required to support data storage and forwarding to support delay-tolerant services.
  • how to implement the storage and forwarding function is an issue that needs to be considered.
  • a communication method is provided, the method being executed by a first serving satellite access network device, the method comprising:
  • a feeder link is interrupted, and store first data; wherein the feeder link is a transmission link between a first service satellite access network device and a ground station; the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and a core network device;
  • the second information indicates the first service satellite access network device and is used to trigger the forwarding of the first data stored in the first service satellite access network device to the core network device through the second service satellite access network device; the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and the core network device.
  • the second service satellite access network device is used to execute the method described in the first aspect.
  • the first core network device is used to execute the method described in the third aspect.
  • Fig. 3b is a schematic flow chart of a communication method according to an exemplary embodiment
  • Fig. 5a is a schematic flow chart of a communication method according to an exemplary embodiment
  • FIG8b is a schematic structural diagram of a second service satellite access network device according to an exemplary embodiment
  • FIG8c is a schematic structural diagram of a first core network device according to an exemplary embodiment
  • FIG9a is a schematic diagram showing the structure of a UE according to an exemplary embodiment
  • Fig. 9b is a schematic structural diagram of a communication device according to an exemplary embodiment.
  • the embodiments of the present disclosure provide a communication method, a first service satellite access network device, a second service satellite access network device, a first core network device, a communication system and a storage medium.
  • an embodiment of the present disclosure provides a communication method, the method being executed by a first serving satellite access network device, the method comprising:
  • a feeder link is interrupted, and store first data; wherein the feeder link is a transmission link between a first service satellite access network device and a ground station; the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and a core network device;
  • the first data when it is determined that the feeder link is interrupted, the first data will be stored and can be transmitted to the core network device in a manner that matches the recovery of the feeder link, so that it can adapt to the recovery of the feeder link and reliably transmit the first data to the core network device using a transmission method that matches the feeder link.
  • the transmitting the first data to the core network device based on the first determination result or transmitting the first data to the core network device through the second serving satellite access network device comprises one of the following:
  • the service satellite access network device of the terminal switches from accessing the first service satellite access network device to accessing the second service satellite access network device, and transmits the first data to the core network device through the second service satellite access network device.
  • the first data may be transmitted to the core network device through two different paths.
  • the method further includes:
  • control plane data may be sent through the restored first connection and user plane data may be sent through the restored second connection.
  • the method further includes:
  • Step S6205 forward the stored data. Based on the indication and SAT-11-eNB id, SAT-12-eNB initiates X2 connection establishment with SAT-11-eNB and notifies SAT-11-eNB that data forwarding of UE should be started.
  • Step S6206 Forwarding data.
  • the stored UE data is forwarded by SAT-11-eNB to SAT-12-eNB, and further forwarded to the proxy satellite eNB and S-GW.
  • the stored UE signaling is forwarded by SAT-11-eNB to SAT-12-eNB, and further forwarded to the proxy satellite eNB and MME.
  • the first data is received from the first serving satellite access network device through the second serving satellite access network device.
  • the method further includes sending second information to a second service satellite access network device.
  • the embodiments of the present disclosure also propose a device for implementing any of the above methods, for example, a device is proposed, the above device includes a unit or module for implementing each step performed by the terminal in any of the above methods.
  • a device is also proposed, including a unit or module for implementing each step performed by a network device (such as an access network device, a core network function node, a core network device, etc.) in any of the above methods.
  • a network device such as an access network device, a core network function node, a core network device, etc.
  • the division of the units or modules in the above device is only a division of logical functions, which can be fully or partially integrated into one physical entity or physically separated in actual implementation.
  • the units or modules in the device can be implemented in the form of a processor calling software: for example, the device includes a processor, the processor is connected to a memory, and instructions are stored in the memory.
  • the processor calls the instructions stored in the memory to implement any of the above methods or implement the functions of the units or modules of the above device, wherein the processor is, for example, a general-purpose processor, such as a central processing unit (CPU) or a microprocessor, and the memory is a memory inside the device or a memory outside the device.
  • CPU central processing unit
  • microprocessor a microprocessor
  • the units or modules in the device may be implemented in the form of hardware circuits, and the functions of some or all of the units or modules may be implemented by designing the hardware circuits.
  • the hardware circuits may be understood as one or more processors; for example, in one implementation, the hardware circuits are application-specific integrated circuits (ASICs), and the functions of some or all of the above units or modules may be implemented by designing the logical relationship of the components in the circuits; for another example, in another implementation, the hardware circuits may be implemented by programmable logic devices (PLDs), and Field Programmable Gate Arrays (FPGAs) may be used as an example, which may include a large number of logic gate circuits, and the connection relationship between the logic gate circuits may be configured by configuring the configuration files, thereby implementing the functions of some or all of the above units or modules. All units or modules of the above devices may be implemented in the form of software called by the processor, or in the form of hardware circuits, or in the form of software called by the processor, and the remaining part may be implemented in
  • the processor is a circuit with signal processing capability.
  • the processor may be a circuit with instruction reading and running capability, such as a central processing unit (CPU), a microprocessor, a graphics processing unit (GPU) (which may be understood as a microprocessor), or a digital signal processor (DSP); in another implementation, the processor may implement certain functions through the logical relationship of a hardware circuit, and the logical relationship of the above hardware circuit may be fixed or reconfigurable, such as a hardware circuit implemented by an application-specific integrated circuit (ASIC) or a programmable logic device (PLD), such as an FPGA.
  • ASIC application-specific integrated circuit
  • PLD programmable logic device
  • the process of the processor loading a configuration document to implement the hardware circuit configuration may be understood as the process of the processor loading instructions to implement the functions of some or all of the above units or modules.
  • it can also be a hardware circuit designed for artificial intelligence, which can be understood as ASIC, such as Neural Network Processing Unit (NPU), Tensor Processing Unit (TPU), Deep Learning Processing Unit (DPU), etc.
  • ASIC Neural Network Processing Unit
  • NPU Neural Network Processing Unit
  • TPU Tensor Processing Unit
  • DPU Deep Learning Processing Unit
  • FIG8a is a schematic diagram of the structure of the first service satellite access network device proposed in the embodiment of the present disclosure.
  • the service satellite access network device 7100 may include: at least one of a transceiver module 7101, a processing module 7102, etc.
  • the transceiver module is used to send and receive information.
  • the transceiver module is used to execute at least one of the communication steps such as sending and/or receiving executed by the first service satellite access network device in any of the above methods, which will not be repeated here.
  • the processing module is used to execute at least one of the other steps executed by the first service satellite access network device in any of the above methods, which will not be repeated here.
  • the processing module 7102 is configured to:
  • a feeder link is interrupted, and store first data; wherein the feeder link is a transmission link between a first service satellite access network device and a ground station; the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and a core network device;
  • the transceiver module 7101 is configured as one of the following:
  • the service satellite access network device of the terminal switches from accessing the first service satellite access network device to accessing the second service satellite access network device, and transmits the first data to the core network device through the second service satellite access network device.
  • the processing module 7102 is configured to:
  • the transceiver module 7101 is configured as at least one of the following:
  • the user plane data is sent to the second core network device through the second connection.
  • the processing module 7102 is configured to:
  • the first information is used to request to obtain the first data
  • the transmitting the first data to the core network device through the second service satellite access network device includes:
  • the first data is sent to the second service satellite access network device through the third connection.
  • the processing module 7102 is configured as follows: the first connection includes a first sub-connection; the first sub-connection is a connection between the first service satellite access network device and the first proxy core network device; and the restoring the first connection between the first service satellite access network device and the first core network device includes:
  • the first sub-connection is restored.
  • the processing module 7102 is configured as follows: the second connection includes a third sub-connection; the third sub-connection is a connection between the first service satellite access network device and the first proxy access network device; and restoring the second connection between the first service satellite access network device and the second core network device includes:
  • the third sub-connection is restored.
  • FIG8b is a schematic diagram of the structure of the second service satellite access network device proposed in the embodiment of the present disclosure.
  • the service satellite access network device 7200 may include: at least one of a transceiver module 7201, a processing module 7202, etc.
  • the transceiver module is used to send and receive information.
  • the transceiver module is used to execute at least one of the communication steps such as sending and/or receiving executed by the second service satellite access network device in any of the above methods, which will not be repeated here.
  • the processing module is used to execute at least one of the other steps executed by the second service satellite access network device in any of the above methods, which will not be repeated here.
  • the receiving module 7201 is configured to:
  • the second information indicates the first service satellite access network device and is used to trigger the forwarding of the first data stored in the first service satellite access network device to the core network device through the second satellite access network device;
  • the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and the core network device.
  • the receiving module 7201 is configured as follows: the second information includes an identifier of the first serving satellite access network device.
  • the processing module 7202 is configured to:
  • the first information is used to request to obtain the first data
  • the transceiver module 7201 is configured to:
  • the user plane data is sent to the second core network device through a fifth connection between the second service satellite access network device and the second core network device.
  • the transceiver module 7201 is configured as follows: the fourth connection includes a fifth sub-connection and a sixth sub-connection; the fifth sub-connection is a connection between the second service satellite access network device and the first proxy core network device, and the sixth sub-connection is a connection between the second proxy core network device and the first core network device.
  • the transceiver module 7201 is configured as follows: the fifth connection includes a seventh sub-connection and an eighth sub-connection; the seventh sub-connection is the connection between the second service satellite access network device and the first proxy access network device, and the eighth sub-connection is the connection between the first proxy access network device and the second core network device.
  • FIG8c is a schematic diagram of the structure of the first core network device proposed in the embodiment of the present disclosure.
  • the first core network device 7300 may include at least one of: a transceiver module 7301, a processing module 7302, etc.
  • the transceiver module is used to send and receive information.
  • the transceiver module is used to execute the steps performed by the first core network device in any of the above methods. At least one of the communication steps of sending and/or receiving is not described in detail here.
  • the transceiver module may include a sending module and/or a receiving module, and the sending module and the receiving module may be separated or integrated.
  • the transceiver module may be interchangeable with the transceiver.
  • the transceiver module 7301 is configured to:
  • the second information indicates the first service satellite access network device and is used to trigger the forwarding of the first data stored in the first service satellite access network device to the core network device through the second satellite access network device;
  • the first data includes user plane data and/or control plane data transmitted between the first service satellite access network device and the core network device.
  • the transceiver module 7301 is configured to:
  • the feeder link is a transmission link between the first service satellite access network device and the ground station.
  • the transceiver module 7301 is configured such that: the second information includes an identifier of the first serving satellite access network device.
  • the processing module can be a module or include multiple submodules.
  • the multiple submodules respectively execute all or part of the steps required to be executed by the processing module.
  • the processing module can be replaced with the processor.
  • FIG9a is a schematic diagram of the structure of a communication device 8100 proposed in an embodiment of the present disclosure.
  • the communication device 8100 may be a network device (e.g., an access network device, a core network device, etc.), or a terminal (e.g., a user device, etc.), or a chip, a chip system, or a processor that supports a network device to implement any of the above methods, or a chip, a chip system, or a processor that supports a terminal to implement any of the above methods.
  • the communication device 8100 may be used to implement the method described in the above method embodiment, and the details may refer to the description in the above method embodiment.
  • the communication device 8100 includes one or more processors 8101.
  • the processor 8101 may be a general-purpose processor or a dedicated processor, for example, a baseband processor or a central processing unit.
  • the baseband processor may be used to process the communication protocol and the communication data
  • the central processing unit may be used to control the communication device (such as a base station, a baseband chip, a terminal device, a terminal device chip, a DU or a CU, etc.), execute a program, and process the data of the program.
  • the communication device 8100 is used to execute any of the above methods.
  • the communication device 8100 further includes one or more memories 8102 for storing instructions.
  • the memory 8102 may also be outside the communication device 8100.
  • the communication device 8100 further includes one or more transceivers 8103.
  • the transceiver 8103 performs at least one of the communication steps such as sending and/or receiving in the above method (for example, step S2101, step S3101, but not limited thereto), and the processor 8101 performs at least one of the other steps (for example, step S2102, step S3102, but not limited thereto).
  • the transceiver may include a receiver and/or a transmitter, and the receiver and the transmitter may be separate or integrated.
  • the terms such as transceiver, transceiver unit, transceiver, transceiver circuit, etc. may be replaced with each other, the terms such as transmitter, transmission unit, transmitter, transmission circuit, etc. may be replaced with each other, and the terms such as receiver, receiving unit, receiver, receiving circuit, etc. may be replaced with each other.
  • the communication device 8100 may include one or more interface circuits 8104.
  • the interface circuit 8104 is connected to the memory 8102, and the interface circuit 8104 may be used to receive signals from the memory 8102 or other devices, and may be used to send signals to the memory 8102 or other devices.
  • the interface circuit 8104 may read instructions stored in the memory 8102 and send the instructions to the processor 8101.
  • the communication device 8100 described in the above embodiments may be a network device or a terminal, but the scope of the communication device 8100 described in the present disclosure is not limited thereto, and the structure of the communication device 8100 may not be limited by FIG. 9a.
  • the communication device may be an independent device or may be part of a larger device.
  • the communication device may be: 1) an independent integrated circuit IC, or a chip, or a chip system or subsystem; (2) a collection of one or more ICs, optionally, the above IC collection may also include a storage component for storing data and programs; (3) an ASIC, such as a modem; (4) a module that can be embedded in other devices; (5) a receiver, a terminal device, an intelligent terminal device, a cellular phone, a wireless device, a handheld device, a mobile unit, a vehicle-mounted device, a network device, a cloud device, an artificial intelligence device, etc.; (6) others, etc.
  • Fig. 9b is a schematic diagram of the structure of the chip 8200 proposed in the embodiment of the present disclosure.
  • the communication device 8100 may be a chip or a chip system
  • the chip 8200 includes one or more processors 8201, and the chip 8200 is used to execute any of the above methods.
  • the chip 8200 further includes one or more interface circuits 8202.
  • the interface circuit 8202 is connected to the memory 8203.
  • the interface circuit 8202 can be used to receive signals from the memory 8203 or other devices, and the interface circuit 8202 can be used to send signals to the memory 8203 or other devices.
  • the interface circuit 8202 can read instructions stored in the memory 8203 and send the instructions to the processor 8201.
  • the interface circuit 8202 executes at least one of the communication steps such as sending and/or receiving in the above method (for example, step S2101, step S3101, but not limited to this), and the processor 8201 executes at least one of the other steps (for example, step S2102, step S3102, but not limited to this).
  • interface circuit interface circuit
  • transceiver pin transceiver
  • the chip 8200 further includes one or more memories 8203 for storing instructions.
  • the memory 8203 may be outside the chip 8200.
  • the present disclosure also proposes a storage medium, on which instructions are stored, and when the instructions are executed on the communication device 8100, the communication device 8100 executes any of the above methods.
  • the storage medium is an electronic storage medium.
  • the storage medium is a computer-readable storage medium, but is not limited to this, and it can also be a storage medium readable by other devices.
  • the storage medium can be a non-transitory storage medium, but is not limited to this, and it can also be a temporary storage medium.
  • the present disclosure also proposes a program product, which, when executed by the communication device 8100, enables the communication device 8100 to execute any of the above methods.
  • the program product is a computer program product.
  • the present disclosure also proposes a computer program, which, when executed on a computer, causes the computer to execute any one of the above methods.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente divulgation concernent un procédé de communication, un premier dispositif de réseau d'accès par satellite de service, un second dispositif de réseau d'accès par satellite de service, un premier dispositif de réseau central, un système de communication et un support de stockage. Le procédé exécuté par le premier dispositif de réseau d'accès par satellite de service consiste à : déterminer qu'une liaison de connexion est interrompue, et stocker des premières données, la liaison de connexion étant une liaison de transmission entre le premier dispositif de réseau d'accès par satellite de service et une station terrestre, et les premières données comprenant des données de plan utilisateur et/ou des données de plan de commande transmises entre le premier dispositif de réseau d'accès par satellite de service et un dispositif de réseau central ; déterminer si la liaison de connexion est restaurée et obtenir un premier résultat de détermination ; et sur la base du premier résultat de détermination, transmettre les premières données au dispositif de réseau central ou transmettre les premières données au dispositif de réseau central au moyen du second dispositif de réseau d'accès par satellite de service, le second dispositif de réseau d'accès par satellite de service étant un dispositif qui comprend une liaison de connexion entre celui-ci et la station au sol. De cette manière, un procédé de stockage et de transfert de données de plan utilisateur et/ou de données de plan de commande est spécifié.
PCT/CN2023/123012 2023-09-28 2023-09-28 Procédé de communication, dispositif de réseau, système de communication, et support de stockage Pending WO2025065697A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2023/123012 WO2025065697A1 (fr) 2023-09-28 2023-09-28 Procédé de communication, dispositif de réseau, système de communication, et support de stockage
CN202380011477.7A CN120113170A (zh) 2023-09-28 2023-09-28 通信方法、网络设备、通信系统和存储介质

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Application Number Priority Date Filing Date Title
PCT/CN2023/123012 WO2025065697A1 (fr) 2023-09-28 2023-09-28 Procédé de communication, dispositif de réseau, système de communication, et support de stockage

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