WO2025007552A1 - Procédé de traitement, dispositif de communication et support de stockage - Google Patents

Procédé de traitement, dispositif de communication et support de stockage Download PDF

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Publication number
WO2025007552A1
WO2025007552A1 PCT/CN2024/073709 CN2024073709W WO2025007552A1 WO 2025007552 A1 WO2025007552 A1 WO 2025007552A1 CN 2024073709 W CN2024073709 W CN 2024073709W WO 2025007552 A1 WO2025007552 A1 WO 2025007552A1
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WO
WIPO (PCT)
Prior art keywords
information
terminal device
network node
time
access request
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/CN2024/073709
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English (en)
Chinese (zh)
Inventor
吴文
谢毅力
黄伟
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.)
Shenzhen Transsion Holdings Co Ltd
Original Assignee
Shenzhen Transsion Holdings 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 Shenzhen Transsion Holdings Co Ltd filed Critical Shenzhen Transsion Holdings Co Ltd
Priority to PCT/CN2024/073709 priority Critical patent/WO2025007552A1/fr
Priority to PCT/CN2024/127006 priority patent/WO2025156739A1/fr
Publication of WO2025007552A1 publication Critical patent/WO2025007552A1/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
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like

Definitions

  • the present application relates to the field of communication technology, and in particular to a processing method, a communication device and a storage medium.
  • the processes that interact with the core network require the air interface connection between the terminal device and the network device (such as the base station), as well as the S1 interface connection between the network device (such as the base station) and the core network device to exist at the same time.
  • the traditional signaling/business process requires the network device (such as the base station) to send the signaling or data to the corresponding network element in a timely manner after receiving it, and the corresponding network element needs to confirm or respond in time. Subsequent processes cannot be carried out before receiving confirmation or response from the corresponding network element.
  • network equipment such as base stations
  • full eNB full eNB as regenerative payload
  • the connection between the terminal device and the satellite and the satellite and the core network equipment may not exist at the same time. Therefore, the satellite needs to first store the NAS (Non-Access Stratum) signaling or data from the terminal device or the core network equipment, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • NAS Non-Access Stratum
  • the main purpose of this application is to provide a processing method, communication equipment and storage medium, and propose a signaling/business process for the satellite storage and forwarding mode to ensure normal interaction between terminal equipment, network equipment and/or core network equipment so that the business can proceed normally.
  • the present application provides a processing method, which can be applied to a network device (such as a satellite), and the network device can be a first network node.
  • the method includes the steps of:
  • a first network node sends first information to a terminal device, so that the terminal device performs a first operation based on the first information.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the method further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the method further comprises:
  • the first network node In response to the first condition being met, the first network node sends third information to the core network device, so that the core network device sends fourth information to the second network node.
  • the method further comprises at least one of the following:
  • Meeting the first condition includes the first network node restoring the feeder link and/or the S1 connection;
  • the third information includes at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information;
  • the fourth information includes at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the present application also provides a processing method, which can be applied to a network device (such as a core network device), comprising the steps of:
  • the core network device receives third information, where the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the method further comprises at least one of the following:
  • Meeting the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device;
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the method further comprises at least one of the following:
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services;
  • the first information is used to instruct the terminal device to perform a first operation
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the method further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the method further comprises:
  • the core network device sends fourth information to the second network node based on the third information.
  • the method further comprises at least one of the following:
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the present application also provides a processing method, which can be applied to a network device (such as a satellite), and the network device can be a second network node.
  • the method includes the steps of:
  • the second network node receives fourth information, which is sent by the core network device to the second network node after receiving the third information sent by the first network node, and the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the method further comprises at least one of the following:
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information;
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • Meeting the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the method further comprises at least one of the following:
  • the first information is used to instruct the terminal device to perform a first operation
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the method further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the second network node information includes at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide a service.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the method further comprises at least one of the following:
  • the second network node stores the fourth information sent by the core network device
  • the second network node triggers paging after moving to the terminal equipment location area or the time arrives.
  • the present application also provides a processing method, which can be applied to a terminal device (such as a mobile phone), comprising the steps of:
  • the terminal device performs a first operation based on the first information sent by the first network node.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the method further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the first network node operates in a store-and-forward mode
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the present application also provides a processing device, wherein the device comprises:
  • the sending module is used to send first information to the terminal device so that the terminal device performs a first operation based on the first information.
  • the present application also provides a processing device, wherein the device comprises:
  • the receiving module is used to receive third information, where the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the present application also provides a processing device, wherein the device comprises:
  • the receiving module is used to receive fourth information, which is sent by the core network device to the second network node after receiving the third information sent by the first network node.
  • the third information is sent by the first network node to the core network device in response to satisfying the first condition.
  • the present application also provides a processing device, wherein the device comprises:
  • the execution module is configured to execute a first operation based on first information sent by the first network node.
  • the present application also provides a communication device, comprising: a memory, a processor, and a processing program stored in the memory and executable on the processor, wherein the processing program implements the steps of any of the processing methods described above when executed by the processor.
  • the communication equipment in this application can be a terminal device (such as a mobile phone) or a network device (such as a satellite or core network device).
  • a terminal device such as a mobile phone
  • a network device such as a satellite or core network device
  • the present application also provides a computer-readable storage medium, on which a computer program is stored.
  • a computer program is stored.
  • the steps of any of the processing methods described above are implemented.
  • the first network node sends the first information to the terminal device so that the terminal device performs the first operation based on the first information.
  • the satellite storage and forwarding mode it can ensure that the terminal device, the network device and/or the core network device can interact normally, so that the business can proceed normally.
  • FIG1 is a schematic diagram of the hardware structure of a mobile terminal for implementing various embodiments of the present application.
  • FIG2 is a diagram of a communication network system architecture provided in an embodiment of the present application.
  • FIG3 is a schematic diagram of a hardware structure of a controller 140 provided in the present application.
  • FIG4 is a schematic diagram of the hardware structure of a network node 150 provided in the present application.
  • FIG5 is a schematic diagram of the overall flow of interaction between a terminal device, a network device (such as a satellite) and a core network device involved in the processing method of an embodiment of the present application;
  • a network device such as a satellite
  • FIG6 is a schematic flow chart of a processing method according to the first embodiment of the present application.
  • FIG7 is a schematic flow chart of a processing method according to a third embodiment of the present application.
  • FIG8 is a schematic flow chart of a processing method according to a fourth embodiment of the present application.
  • FIG9 is a schematic flow chart of a processing method according to a fifth embodiment of the present application.
  • FIG. 10 is a schematic diagram of the interaction flow between a network device, a terminal device, and a core network device according to a processing method according to a sixth embodiment of the present application;
  • FIG11 is a first structural diagram of a processing device provided in an embodiment of the present application.
  • FIG12 is a second structural schematic diagram of a processing device provided in an embodiment of the present application.
  • FIG13 is a third structural schematic diagram of a processing device provided in an embodiment of the present application.
  • FIG14 is a fourth structural schematic diagram of a processing device provided in an embodiment of the present application.
  • FIG15 is a schematic diagram of the structure of a communication device provided in an embodiment of the present application.
  • first, second, third, etc. may be used to describe various information in this article, these information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
  • first information may also be referred to as the second information
  • second information may also be referred to as the first information.
  • word “if” as used herein can be interpreted as “at the time of” or “when” or “in response to determination”.
  • singular forms “one”, “one” and “the” are intended to also include plural forms, unless there is an opposite indication in the context.
  • “comprising at least one of the following: A, B, C” means “any of the following: A; B; C; A and B; A and C; B and C; A and B and C”, and for another example, “A, B or C” or “A, B and/or C” means “any of the following: A; B; C; A and B; A and C; B and C; A and B and C”.
  • An exception to this definition will only occur when a combination of elements, functions, steps or operations are inherently mutually exclusive in some manner.
  • the words “if” and “if” may be interpreted as “at the time of” or “when” or “in response to determining” or “in response to detecting”, depending on the context.
  • the phrases “if it is determined” or “if (stated condition or event) is detected” may be interpreted as “when it is determined” or “in response to determining” or “when detecting (stated condition or event)” or “in response to detecting (stated condition or event)", depending on the context.
  • step codes such as S1 and S2 are used for the purpose of expressing the corresponding content more clearly and concisely, and do not constitute a substantial limitation on the order.
  • S2 first and then S1, etc., but these should all be within the scope of protection of this application.
  • module means, “component” or “unit” used to represent elements are only used to facilitate the description of the present application, and have no specific meanings. Therefore, “module”, “component” or “unit” can be used in a mixed manner.
  • the communication equipment in this application can be a terminal device (such as a mobile phone), a network device (such as a base station), or a core network device.
  • a terminal device such as a mobile phone
  • a network device such as a base station
  • a core network device such as a core network device.
  • the terminal device may be implemented in various forms.
  • the terminal device described in this application may include intelligent terminal devices such as mobile phones, tablet computers, laptop computers, PDAs, portable media players (PMPs), navigation devices, wearable devices, smart bracelets, pedometers, etc., as well as fixed terminal devices such as digital TVs and desktop computers.
  • intelligent terminal devices such as mobile phones, tablet computers, laptop computers, PDAs, portable media players (PMPs), navigation devices, wearable devices, smart bracelets, pedometers, etc.
  • PDAs portable media players
  • navigation devices wearable devices
  • smart bracelets smart bracelets
  • pedometers etc.
  • fixed terminal devices such as digital TVs and desktop computers.
  • FIG. 1 is a schematic diagram of the hardware structure of a mobile terminal for implementing various embodiments of the present application.
  • the mobile terminal 100 may include: an RF (Radio Frequency) unit 101, a WiFi module 102, an audio output unit 103, an A/V (audio/video) input unit 104, a sensor 105, a display unit 106, a user input unit 107, an interface unit 108, a memory 109, a processor 110, and a power supply 111.
  • RF Radio Frequency
  • the radio frequency unit 101 can be used for receiving and sending signals during information transmission or communication. Specifically, after receiving the downlink information of the base station, it is sent to the processor 110 for processing; in addition, the uplink data is sent to the base station.
  • the radio frequency unit 101 includes but is not limited to an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc. And/or, the radio frequency unit 101 can also communicate with the network and other devices through wireless communication.
  • the above-mentioned wireless communications may use any communication standard or protocol, including but not limited to GSM (Global System of Mobile communication), GPRS (General Packet Radio Service), CDMA2000 (Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division Duplexing-Long Term Evolution), TDD-LTE (Time Division Duplexing-Long Term Evolution), 5G and 6G, etc.
  • GSM Global System of Mobile communication
  • GPRS General Packet Radio Service
  • CDMA2000 Code Division Multiple Access 2000
  • WCDMA Wideband Code Division Multiple Access
  • TD-SCDMA Time Division Synchronous Code Division Multiple Access
  • FDD-LTE Frequency Division Duplexing-Long Term Evolution
  • TDD-LTE Time Division Duplexing-Long Term Evolution
  • 5G and 6G etc.
  • WiFi is a short-range wireless transmission technology.
  • the mobile terminal can help users send and receive emails, browse web pages, and access streaming media through the WiFi module 102, which provides users with wireless broadband Internet access.
  • FIG1 shows the WiFi module 102, it is understandable that it is not a necessary component of the mobile terminal and can be omitted as needed without changing the essence of the invention.
  • the audio output unit 103 can convert the audio data received by the RF unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output it as sound when the mobile terminal 100 is in a call signal reception mode, a talk mode, a recording mode, a voice recognition mode, a broadcast reception mode, etc. Moreover, the audio output unit 103 can also provide audio output related to a specific function performed by the mobile terminal 100 (for example, a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, etc.
  • the A/V input unit 104 is used to receive audio or video signals.
  • the A/V input unit 104 may include a graphics processor (GPU) 1041 and a microphone 1042, and the graphics processor 1041 processes the image data of a static picture or video obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode.
  • the processed image frame can be displayed on the display unit 106.
  • the image frame processed by the graphics processor 1041 can be stored in the memory 109 (or other storage medium) or sent via the radio frequency unit 101 or the WiFi module 102.
  • the microphone 1042 can receive sound (audio data) via the microphone 1042 in a telephone call mode, a recording mode, a voice recognition mode, and other operating modes, and can process such sound into audio data.
  • the processed audio (voice) data can be converted into a format output that can be sent to a mobile communication base station via the radio frequency unit 101 in the case of a telephone call mode.
  • the microphone 1042 can implement various types of noise elimination (or suppression) algorithms to eliminate (or suppress) noise or interference generated in the process of receiving and sending audio signals.
  • the mobile terminal 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor.
  • the ambient light sensor can adjust the brightness of the display panel 1061 according to the brightness of the ambient light
  • the proximity sensor can turn off the display panel 1061 and/or the backlight when the mobile terminal 100 is moved to the ear.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (generally three axes), and can detect the magnitude and direction of gravity when stationary.
  • sensors such as fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc.
  • the display unit 106 is used to display information input by the user or information provided to the user.
  • the display unit 106 may include a display panel 1061, which may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • LCD liquid crystal display
  • OLED organic light-emitting diode
  • the user input unit 107 can be used to receive input digital or character information, and to generate key signal input related to the user settings and function control of the mobile terminal.
  • the user input unit 107 may include a touch panel 1071 and other input devices 1072.
  • the touch panel 1071 also known as a touch screen, can collect the user's touch operation on or near it (such as the user's operation on the touch panel 1071 or near the touch panel 1071 using any suitable object or accessory such as a finger, stylus, etc.), and drive the corresponding connection device according to a pre-set program.
  • the touch panel 1071 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the user's touch orientation, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into the touch point coordinates, and then sends it to the processor 110, and can receive and execute the command sent by the processor 110.
  • the touch panel 1071 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave.
  • the user input unit 107 may further include other input devices 1072.
  • the other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, a function key (such as a volume control key, a switch key, etc.), a trackball, a mouse, a joystick, etc., which are not specifically limited here.
  • a function key such as a volume control key, a switch key, etc.
  • a trackball such as a mouse, a joystick, etc.
  • the touch panel 1071 may cover the display panel 1061.
  • the touch panel 1071 detects a touch operation on or near it, it is transmitted to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event.
  • the touch panel 1071 and the display panel 1061 are used as two independent components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 1071 and the display panel 1061 can be integrated to implement the input and output functions of the mobile terminal, which is not limited to the specifics herein.
  • the interface unit 108 serves as an interface through which at least one external device can be connected to the mobile terminal 100.
  • the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, an audio input/output (I/O) port, a video I/O port, a headphone port, etc.
  • the interface unit 108 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the mobile terminal 100 or may be used to transmit data between the mobile terminal 100 and an external device.
  • the memory 109 can be used to store software programs and various data.
  • the memory 109 can mainly include a program storage area and a data storage area.
  • the program storage area can store an operating system, an application required for at least one function (such as a sound playback function, an image playback function, etc.), etc.
  • the data storage area can store data created according to the use of the mobile phone (such as audio data, a phone book, etc.), etc.
  • the memory 109 can include a high-speed random access memory, and can also include a non-volatile memory, such as at least one disk storage device, a flash memory device, or other volatile solid-state storage devices.
  • the processor 110 is the control center of the mobile terminal. It uses various interfaces and lines to connect various parts of the entire mobile terminal. It executes various functions of the mobile terminal and processes data by running or executing software programs and/or modules stored in the memory 109, and calling data stored in the memory 109, so as to monitor the mobile terminal as a whole.
  • the processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor and a modem processor.
  • the application processor mainly processes the operating system, user interface, and application programs
  • the modem processor mainly processes wireless communications. It is understandable that the above-mentioned modem processor may not be integrated into the processor 110.
  • the mobile terminal 100 may also include a power supply 111 (such as a battery) for supplying power to various components.
  • a power supply 111 (such as a battery) for supplying power to various components.
  • the power supply 111 may be logically connected to the processor 110 via a power management system, thereby implementing functions such as charging, discharging, and power consumption management through the power management system.
  • the mobile terminal 100 may further include a Bluetooth module, etc., which will not be described in detail herein.
  • the communication network system is a NR (New Radio) system of universal mobile communication technology.
  • the NR system includes UE (User Equipment) 201, E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) 202, EPC (Evolved Packet Core) 203 and the operator's IP service 204, which are connected in sequence.
  • UE User Equipment
  • E-UTRAN Evolved UMTS Terrestrial Radio Access Network
  • EPC Evolved Packet Core
  • UE201 may be the above-mentioned terminal device 100, which will not be described in detail here.
  • E-UTRAN 202 includes eNodeB 2021 and other eNodeBs 2022 , etc.
  • eNodeB 2021 may be connected to other eNodeBs 2022 via a backhaul (eg, an X2 interface), and eNodeB 2021 is connected to EPC 203 , and eNodeB 2021 may provide UE 201 with access to EPC 203 .
  • a backhaul eg, an X2 interface
  • EPC203 may include MME (Mobility Management Entity) 2031, HSS (Home Subscriber Server) 2032, other MMEs 2033, SGW (Serving Gate Way) 2034, PGW (PDN Gate Way) 2035 and PCRF (Policy and Charging Rules Function) 2036.
  • MME 2031 is a control node that processes signaling between UE 201 and EPC 203, providing bearer and connection management.
  • HSS 2032 is used to provide some registers to manage functions such as home location register (not shown in the figure), and saves some user-specific information such as service features and data rates. All user data can be sent through SGW2034.
  • PGW2035 can provide IP address allocation and other functions for UE 201.
  • PCRF2036 is the policy and charging control policy decision point for service data flow and IP bearer resources. It selects and provides available policy and charging control decisions for the policy and charging execution functional unit (not shown in the figure).
  • IP service 204 may include the Internet, intranet, IMS (IP Multimedia Subsystem) or other IP services.
  • IMS IP Multimedia Subsystem
  • FIG3 is a schematic diagram of the hardware structure of a controller 140 provided in the present application.
  • the controller 140 includes: a memory 1401 and a processor 1402, the memory 1401 is used to store program instructions, and the processor 1402 is used to call the program instructions in the memory 1401 to execute the steps performed by the controller in the first embodiment of the above method.
  • the implementation principle and beneficial effects are similar and will not be described in detail here.
  • the controller further includes a communication interface 1403, which can be connected to the processor 1402 via a bus 1404.
  • the processor 1402 can control the communication interface 1403 to implement the receiving and sending functions of the controller 140.
  • Fig. 4 is a schematic diagram of the hardware structure of a network node 150 provided by the present application.
  • the network node 150 includes: a memory 1501 and a processor 1502, the memory 1501 is used to store program instructions, and the processor 1502 is used to call the program instructions in the memory 1501 to execute the steps performed by the first node in the first embodiment of the above method, and its implementation principle and beneficial effects are similar, which will not be repeated here.
  • the controller further includes a communication interface 1503, which can be connected to the processor 1502 via a bus 1504.
  • the processor 1502 can control the communication interface 1503 to implement the receiving and sending functions of the network node 150.
  • the above-mentioned integrated module implemented in the form of a software function module can be stored in a computer-readable storage medium.
  • the above-mentioned software function module is stored in a storage medium, including a number of instructions for enabling a computer device (which can be a personal computer, a server, or a network device, etc.) or a processor (English: processor) to perform some steps of the methods of various embodiments of the present application.
  • the computer program product includes one or more computer instructions.
  • the computer can be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer instructions can be stored in a storage medium, or transmitted from one storage medium to another storage medium.
  • the computer instructions can be transmitted from one website site, computer, server or data center to another website site, computer, server or data center by wired (e.g., coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.).
  • the storage medium can be any available medium that can be accessed by the computer or a data storage device such as a server or data center that includes one or more available media integrated.
  • the available medium can be a magnetic medium (e.g., a floppy disk, a hard disk, a tape), an optical medium (e.g., a DVD), or a semiconductor medium (e.g., a solid state drive solid state disk, SSD), etc.
  • FIG. 5 is a schematic diagram of the overall process of interaction between terminal equipment, network equipment (such as a satellite) and core network equipment involved in the processing method of an embodiment of the present application.
  • the network system architecture includes: terminal equipment, at least one service satellite (eNB1, eNB2, eNB3, etc.), and core network equipment.
  • the overall process includes:
  • Step 1 The current serving satellite (eNB1) works in store-and-forward mode (i.e., there is no feeder link/S1 connection between eNB1 and the ground station).
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the satellite information carried in the RRC release message indicates the satellite (base station) information of the terminal device (expected) to receive (try to) or delay receiving downlink NAS signaling and/or data next time, or monitor paging or initiate access request.
  • the information may include at least one satellite information.
  • the satellite information carried in the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data or the terminal device starts monitoring paging or initiates an access request.
  • the information may contain at least one satellite information.
  • the time information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the time information carried in the RRC release message indicates the time information when the downlink NAS signaling and/or data or the terminal device starts to monitor paging or initiate an access request.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device When the satellite information is eNBID or cell ID, before the terminal device reselects the eNB or cell, the terminal device does not monitor paging or initiate an access request; after the terminal device reselects the eNB or cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is eNBID or cell ID
  • the terminal device When the satellite information is ephemeris information, the terminal device confirms or predicts the time when the satellite starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services arrives, the terminal device does not monitor paging or initiate access requests; after the satellite starts to provide services, the terminal device starts to monitor paging or initiate access requests.
  • the terminal device When the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives; after the satellite service start time arrives, the terminal device starts monitoring paging or initiates an access request.
  • Step 5 After the current serving satellite (eNB1) restores the feeder link/S1 connection with the ground station, the stored uplink NAS signaling and/or data, satellite information (such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as eNB2
  • time information time information
  • terminal device location information time information
  • terminal device context information time information
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2) based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • FIG. 6 is a schematic flow chart of a processing method according to a first embodiment of the present application.
  • the processing method according to the embodiment of the present application can be applied to a network device (such as a satellite).
  • the network device can be a first network node.
  • the method includes the following steps:
  • a first network node sends first information to a terminal device, so that the terminal device performs a first operation based on the first information.
  • the solution of this embodiment is mainly applied to the scenario of satellite storage and forwarding mode.
  • network equipment such as base stations
  • the network equipment (such as base stations) works in the store-and-forward mode, there is no feeder link connection between the satellite and the ground station.
  • the satellite needs to first store the NAS signaling or data from the terminal device or the core network device, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • the solution of this embodiment proposes a signaling/service process to ensure normal interaction between terminal devices, network devices and/or core network devices so that the business can proceed normally.
  • the network device includes a first network node and/or a second network node.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the first network node receives and stores uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends first information to the terminal device, so that the terminal device performs a first operation based on the first information.
  • the first information may be a system message or other downlink message.
  • the first information is an RRC release (radio resource control release) message.
  • the first network node sends an RRC release message to the terminal device, and the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • satellite base station, such as eNB2
  • the terminal device receives the RRC release message and saves the context information.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the second network node information includes information of at least one network node.
  • the second information includes downlink NAS signaling and/or data.
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the first network node is the current serving satellite (eNB1)
  • the second network node is the next serving satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information for carrying downlink NAS signaling and/or data, or when the terminal device starts monitoring paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellites can carry the downlink NAS signaling and/or data of the core network device.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • the first network node sends the first information to the terminal device so that the terminal device performs the first operation based on the first information.
  • the terminal device and the network device can interact normally, so that the business can proceed normally.
  • the second embodiment of the present application proposes a processing method, which mainly explains the processing method of the interaction process between the first network node, the core network device and the second network node after the first network node restores the feeder link and/or S1 connection.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the first network node receives and stores uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends first information to the terminal device, so that the terminal device performs a first operation based on the first information.
  • the first information is an RRC release message.
  • the first network node sends an RRC release message to the terminal device, where the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the terminal device receives the RRC release message and saves the context information.
  • the first network node in response to satisfying the first condition, sends third information to the core network device, so that the core network device sends fourth information to the second network node.
  • satisfying the first condition includes the first network node restoring the feeder link and/or the S1 connection.
  • the third information includes at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the fourth information includes at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information.
  • the stored uplink NAS signaling and/or data second network node information or time information, terminal device location information, and terminal device context information are sent to the core network device.
  • the core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the second network node information or time information provided by the first network node (current service satellite).
  • the next satellite providing service such as eNB2
  • the second network node based on the second network node information or time information provided by the first network node (current service satellite).
  • the next second network node providing service stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives an access request from the terminal device after moving to the terminal device location area or the time arrives.
  • the first network node is the current serving satellite (eNB1)
  • the second network node is the next serving satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device, the core network device, and the second network node is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information for carrying downlink NAS signaling and/or data, or when the terminal device starts monitoring paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellites can carry the downlink NAS signaling and/or data of the core network device.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • Step 5 After the current serving satellite (eNB1) and the ground station restore the feeder link/S1 connection, the stored uplink NAS signaling and/or data, satellite information (such as Such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as Such as eNB2
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • eNB1 the next satellite providing service
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • the first network node sends the first information to the terminal device so that the terminal device performs the first operation based on the first information, and the first network node sends the third information to the core network device so that the core network device sends the fourth information to the second network node.
  • the satellite storage and forwarding mode it can be ensured that the terminal device, the network device and/or the core network device can interact normally, so that the business can proceed normally.
  • FIG. 7 is a flow chart of a processing method according to a third embodiment of the present application.
  • the processing method according to the embodiment of the present application can be applied to a network device (such as a core network device), and includes the following steps:
  • the core network device receives third information, where the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the solution of this embodiment is mainly applied to the scenario of satellite storage and forwarding mode.
  • network equipment such as base stations
  • the network equipment (such as base stations) works in the store-and-forward mode, there is no feeder link connection between the satellite and the ground station.
  • the satellite needs to first store the NAS signaling or data from the terminal device or the core network device, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • the solution of this embodiment proposes a signaling/service process to ensure that the terminal device, the network device and/or the core network device can interact normally so that the service can proceed normally.
  • the network device includes a first network node and/or a second network node.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the first network node in response to the first condition being met, sends the third information to the core network device, and the core network device receives the third information.
  • the method further includes: the core network device sending fourth information to the second network node based on the third information.
  • satisfying the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device.
  • the first information is used to instruct the terminal device to perform a first operation.
  • the first information is an RRC release message.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the second network node information includes information of at least one network node.
  • the second information includes downlink NAS signaling and/or data.
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the interaction process between the terminal device, the first network node, the second network node and the core network device is as follows:
  • the first network node when the first network node operates in a store-and-forward mode, the first network node receives and stores uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends an RRC release message to the terminal device, where the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the terminal device receives the RRC release message and saves the context information.
  • the stored uplink NAS signaling and/or data second network node information or time information, terminal device location information, and terminal device context information are sent to the core network device.
  • the core network device sends the downlink NAS signaling to the second network node (current serving satellite) according to the second network node information or time information provided by the second network node (current serving satellite). And/or data, terminal device location information, time information, and terminal device context information are sent to the next satellite providing service (such as eNB2), that is, the second network node.
  • the next satellite providing service such as eNB2
  • the next second network node providing service stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives an access request from the terminal device after moving to the terminal device location area or the time arrives.
  • the first network node is the current service satellite (eNB1)
  • the second network node is the next service satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device, the core network device and the second network node is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information for carrying downlink NAS signaling and/or data, or when the terminal device starts monitoring paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellites can carry the downlink NAS signaling and/or data of the core network device.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • Step 5 After the current serving satellite (eNB1) restores the feeder link/S1 connection with the ground station, the stored uplink NAS signaling and/or data, satellite information (such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as eNB2
  • time information time information
  • terminal device location information time information
  • terminal device context information time information
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • eNB1 the next satellite providing service
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • the core network device receives the third information, and the third information is sent to the core network device by the first network node in response to satisfying the first condition.
  • the satellite storage and forwarding mode it can be ensured that the terminal device, the network device and/or the core network device can interact normally, so that the service can proceed normally.
  • FIG. 8 is a flow chart of a processing method according to a fourth embodiment of the present application.
  • the processing method according to the embodiment of the present application can be applied to a network device (such as a satellite), and the network device can be a second network node.
  • the method includes the following steps:
  • the second network node receives fourth information, which is sent by the core network device to the second network node after receiving the third information sent by the first network node, and the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the solution of this embodiment is mainly applied to the scenario of satellite storage and forwarding mode.
  • network equipment such as base stations
  • the network equipment (such as base stations) works in the store-and-forward mode, there is no feeder link connection between the satellite and the ground station.
  • the satellite needs to first store the NAS signaling or data from the terminal device or the core network device, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • the solution of this embodiment proposes a signaling/service process to ensure that the terminal device, the network device and/or the core network device can interact normally so that the service can proceed normally.
  • the network device includes a first network node and/or a second network node.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the first network node in response to the first condition being met, sends third information to the core network device, the core network device receives the third information, and the core network device sends fourth information to the second network node based on the third information.
  • the second network node stores the fourth information sent by the core network device.
  • satisfying the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device.
  • the first information is used to instruct the terminal device to perform a first operation.
  • the first information is an RRC release message.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the second network node information includes information of at least one network node.
  • the second information includes downlink NAS signaling and/or data.
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the second network node triggers paging or receives an access request from the terminal device after moving to the terminal device location area or the time arrives.
  • the interaction process between the terminal device, the first network node, the second network node and the core network device is as follows:
  • the first network node when the first network node operates in a store-and-forward mode, the first network node receives and stores uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends an RRC release message to the terminal device, where the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the terminal device receives the RRC release message and saves the context information.
  • the stored uplink NAS signaling and/or data second network node information or time information, terminal device location information, and terminal device context information are sent to the core network device.
  • the core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the second network node information or time information provided by the second network node (current service satellite).
  • the next satellite providing service such as eNB2
  • the second network node based on the second network node information or time information provided by the second network node (current service satellite).
  • the next second network node providing service stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives an access request from the terminal device after moving to the terminal device location area or the time arrives.
  • the first network node is the current service satellite (eNB1)
  • the second network node is the next service satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device, the core network device and the second network node is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information for carrying downlink NAS signaling and/or data, or when the terminal device starts monitoring paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellite will provide services to the terminal device.
  • These satellites can carry downlink NAS signaling and/or data for core network equipment.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • Step 5 After the current serving satellite (eNB1) restores the feeder link/S1 connection with the ground station, the stored uplink NAS signaling and/or data, satellite information (such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as eNB2
  • time information time information
  • terminal device location information time information
  • terminal device context information time information
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • eNB1 the next satellite providing service
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • the second network node receives the fourth information, the fourth information is sent to the second network node by the core network device after receiving the third information sent by the first network node, and the third information is sent to the core network device by the first network node in response to satisfying the first condition.
  • the satellite storage and forwarding mode it can be ensured that the terminal device, the network device and/or the core network device can interact normally, so that the service can proceed normally.
  • FIG. 9 is a flow chart of a processing method according to a fifth embodiment of the present application.
  • the processing method according to the embodiment of the present application can be applied to a terminal device (such as a mobile phone), and includes the following steps:
  • the terminal device performs a first operation based on the first information sent by the first network node.
  • the solution of this embodiment is mainly applied to the scenario of satellite storage and forwarding mode.
  • network equipment such as base stations
  • the network equipment (such as base stations) works in the store-and-forward mode, there is no feeder link connection between the satellite and the ground station.
  • the satellite needs to first store the NAS signaling or data from the terminal device or the core network device, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • the solution of this embodiment proposes a signaling/service process to ensure that the terminal device, the network device and/or the core network device can interact normally so that the service can proceed normally.
  • the network device includes a first network node and/or a second network node.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the terminal device sends uplink NAS signaling and/or data to the first network node, and the first network node receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends first information to the terminal device, and the terminal device performs a first operation based on the first information.
  • the first information may be a system message or other downlink message.
  • the first information is an RRC release (radio resource control release) message.
  • the first network node sends an RRC release message to the terminal device, and the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • satellite base station, such as eNB2
  • the terminal device receives the RRC release message and saves the context information.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the second network node information includes information of at least one network node.
  • the second information includes downlink NAS signaling and/or data.
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the start of the second network node according to the ephemeris information and/or the terminal device location information. The time when the service starts to be provided, before the time when the service starts to be provided arrives, the terminal device does not monitor paging or initiate an access request, and after the time when the service starts to be provided arrives, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the first network node is the current service satellite (eNB1)
  • the second network node is the next service satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device, the core network device and the second network node is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information for carrying downlink NAS signaling and/or data, or when the terminal device starts monitoring paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellites can carry the downlink NAS signaling and/or data of the core network device.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • Step 5 After the current serving satellite (eNB1) restores the feeder link/S1 connection with the ground station, the stored uplink NAS signaling and/or data, satellite information (such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as eNB2
  • time information time information
  • terminal device location information time information
  • terminal device context information time information
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • eNB1 the next satellite providing service
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • the terminal device performs the first operation based on the first information sent by the first network node.
  • the satellite store-and-forward mode it can be ensured that the terminal device, the network device and/or the core network device can interact normally, so that the service can proceed normally.
  • FIG. 10 is a schematic diagram of an interaction flow between a network device, a terminal device, and a core network device according to a processing method shown in a sixth embodiment.
  • the sixth embodiment of the present application proposes a processing method, comprising the steps of:
  • the first network node sends first information to the terminal device, so that the terminal device performs a first operation based on the first information;
  • the terminal device performs a first operation based on the first information sent by the first network node
  • the first network node In response to satisfying the first condition, the first network node sends third information to the core network device;
  • the core network device receives third information, where the third information is sent by the first network node to the core network device in response to the first condition being met;
  • the core network device sends fourth information to the second network node based on the third information
  • the second network node receives fourth information, which is sent by the core network device to the second network node after receiving the third information sent by the first network node, and the third information is sent by the first network node to the core network device in response to the first condition being met.
  • the solution of this embodiment is mainly applied to the scenario of satellite storage and forwarding mode.
  • network equipment such as base stations
  • the network equipment (such as base stations) works in the store-and-forward mode, there is no feeder link connection between the satellite and the ground station.
  • the satellite needs to first store the NAS signaling or data from the terminal device or the core network device, and then send the stored NAS signaling or data to the corresponding network element when the connection is restored.
  • the solution of this embodiment proposes a signaling/service process to ensure that the terminal device, the network device and/or the core network device can interact normally so that the service can proceed normally.
  • the network device includes a first network node and/or a second network node.
  • the first network node operates in a store-and-forward mode, that is, there is no feeder link/S1 connection between the first network node and the ground station.
  • the terminal device sends uplink NAS signaling and/or data to the first network node, and the first network node receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • the first network node sends first information to the terminal device, and the terminal device performs a first operation based on the first information.
  • the first information may be a system message or other downlink message.
  • the first information is an RRC release (radio resource control release) message.
  • the first network node sends an RRC release message to the terminal device, and the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • satellite base station, such as eNB2
  • the terminal device receives the RRC release message and saves the context information.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the second network node information includes information of at least one network node.
  • the second information includes downlink NAS signaling and/or data.
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the first network node in response to satisfying the first condition, sends third information to the core network device, so that the core network device sends fourth information to the second network node.
  • satisfying the first condition includes the first network node restoring the feeder link and/or the S1 connection.
  • the third information includes at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the fourth information includes at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information.
  • the stored uplink NAS signaling and/or data second network node information or time information, terminal device location information, and terminal device context information are sent to the core network device.
  • the core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the second network node information or time information provided by the second network node (current service satellite).
  • the next satellite providing service such as eNB2
  • the second network node based on the second network node information or time information provided by the second network node (current service satellite).
  • the next second network node providing service stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives an access request from the terminal device after moving to the terminal device location area or the time arrives.
  • the first network node is the current service satellite (eNB1)
  • the second network node is the next service satellite (eNB2, eNB3, etc.).
  • the interaction process between the first network node and the terminal device, the core network device and the second network node is as follows:
  • Step 1 The current serving satellite (eNB1) (i.e. the first network node) operates in store-and-forward mode (i.e. there is no feeder link/S1 connection between eNB1 and the ground station).
  • eNB1 i.e. the first network node
  • store-and-forward mode i.e. there is no feeder link/S1 connection between eNB1 and the ground station.
  • Step 2 The current serving satellite (eNB1) receives and stores the uplink NAS signaling and/or data sent by the terminal device.
  • Step 3 The current serving satellite (eNB1) sends an RRC release (radio resource control release) message to the terminal device.
  • the RRC release message carries satellite (base station, such as eNB2) information or time information.
  • the information carried by the RRC release message indicates the satellite (base station) information that the terminal device (expects) to (attempt) receive/delay receiving downlink NAS signaling and/or data next time or monitors paging or initiates an access request
  • the information carried by the RRC release message indicates the satellite (base station) information that carries downlink NAS signaling and/or data, or the terminal device starts monitoring paging or the terminal device initiates an access request, i.e., the second network node information.
  • the information carried by the RRC release message may include at least one satellite information.
  • the information carried in the RRC release message indicates the time when the terminal device (expects) to (attempt to) receive downlink NAS signaling and/or data next time, or monitor paging or initiate an access request.
  • the information carried in the RRC release message indicates the time information of carrying downlink NAS signaling and/or data, or when the terminal device starts to monitor paging or initiates an access request.
  • the satellite information may be at least one of the following: eNB ID, cell ID, satellite ephemeris information, and satellite service start time.
  • the current serving satellite knows when to restore the feeder link connection with the ground station and send the stored uplink NAS signaling and/or data to the core network device, when there will be downlink feedback signaling and/or data from the core network device, and which satellites will provide services to the terminal device next, so it can be confirmed which satellites can carry the downlink NAS signaling and/or data of the core network device.
  • Step 4 The terminal device receives the RRC release message and saves the context information.
  • the terminal device When the information carried by the RRC release message is time information, the terminal device does not monitor paging or initiate an access request before the time indicated by the time information arrives; after the time indicated by the time information arrives, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device when the satellite information is an eNB ID or a cell ID, before the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device does not monitor paging or initiates an access request; after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the satellite information is an eNB ID or a cell ID
  • the terminal device does not monitor paging or initiates an access request
  • the terminal device after the terminal device reselects the eNB (such as eNB2) or the cell, the terminal device starts to monitor paging or initiate an access request.
  • the terminal device confirms or predicts the time when the satellite (such as eNB2) starts to provide services based on the ephemeris information and the terminal device location information. Before the time when the satellite starts to provide services, the terminal device does not monitor paging or the terminal device does not initiate an access request. After the satellite starts providing services, the terminal device starts monitoring paging or initiates an access request.
  • the satellite such as eNB2
  • the terminal device when the satellite information is the satellite service start time, the terminal device does not monitor paging or initiate an access request before the satellite service start time arrives, and the terminal device starts monitoring paging or initiates an access request after the satellite service start time arrives.
  • Step 5 After the current serving satellite (eNB1) restores the feeder link/S1 connection with the ground station, the stored uplink NAS signaling and/or data, satellite information (such as eNB2)/time information, terminal device location information, and terminal device context information are sent to the core network device.
  • satellite information such as eNB2
  • time information time information
  • terminal device location information time information
  • terminal device context information time information
  • Step 6 The core network device sends downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information to the next satellite providing service (such as eNB2), i.e., the second network node, based on the satellite information/time information provided by the current serving satellite (eNB1).
  • the next satellite providing service such as eNB2
  • eNB1 the next satellite providing service
  • Step 7 The next satellite providing service (such as eNB2) stores the received downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information, and triggers paging or receives the access request of the terminal device after moving to the terminal device location area or the time arrives.
  • eNB2 the next satellite providing service
  • the first network node sends the first information to the terminal device, the terminal device performs the first operation based on the first information sent by the first network node, and in response to satisfying the first condition, the first network node sends the third information to the core network device, the core network device receives the third information, and sends the fourth information to the second network node based on the third information, and the second network node receives the fourth information.
  • the satellite storage and forwarding mode it can be ensured that the terminal device, the network device and/or the core network device can interact normally, so that the business can proceed normally.
  • Figure 11 is a schematic diagram of the structure of a processing device provided in an embodiment of the present application.
  • the device can be mounted on or is a network device in the above method embodiment, and the network device can be a first network node.
  • the device 140 includes:
  • the sending module 1401 is used to send first information to the terminal device so that the terminal device performs a first operation based on the first information.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the device further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the device further comprises:
  • the first network node In response to the first condition being met, the first network node sends third information to the core network device, so that the core network device sends fourth information to the second network node.
  • the device further comprises at least one of the following:
  • Meeting the first condition includes the first network node restoring the feeder link and/or the S1 connection;
  • the third information includes at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information;
  • the fourth information includes at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the processing device provided in the embodiment of the present application can execute the technical solution shown in the above-mentioned corresponding method embodiment, and its implementation principle and beneficial effects are similar, which will not be repeated here.
  • Figure 12 is a second structural diagram of a processing device provided in an embodiment of the present application.
  • the device can be mounted on or is the network device in the above method embodiment.
  • the device 150 includes:
  • the receiving module 1501 is used to receive third information, where the third information is sent by the first network node to the core network device in response to satisfying the first condition.
  • the device further comprises at least one of the following:
  • Meeting the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device;
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information.
  • the device further comprises at least one of the following:
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services;
  • the first information is used to instruct the terminal device to perform a first operation
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the device further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the device further comprises:
  • the core network device sends fourth information to the second network node based on the third information.
  • the device further comprises at least one of the following:
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the processing device provided in the embodiment of the present application can execute the technical solution shown in the above-mentioned corresponding method embodiment, and its implementation principle and beneficial effects are similar, which will not be repeated here.
  • Figure 13 is a schematic diagram of the structure of the processing device provided in the embodiment of the present application.
  • the device can be installed in or is the network device in the above method embodiment.
  • the device 160 includes:
  • the receiving module 1601 is used to receive fourth information, which is sent by the core network device to the second network node after receiving the third information sent by the first network node.
  • the third information is sent by the first network node to the core network device in response to satisfying the first condition.
  • the device further comprises at least one of the following:
  • the third information includes: at least one of uplink NAS signaling and/or data stored by the first network node, second network node information or time information, terminal device location information, and terminal device context information;
  • the fourth information includes: at least one of downlink NAS signaling and/or data, terminal device location information, time information, and terminal device context information;
  • Meeting the first condition includes: the first network node restores the feeder link and/or the S1 connection, and/or the first network node sends the first information to the terminal device;
  • the first network node operates in a store-and-forward mode
  • the first network node stores uplink NAS signaling and/or data sent by the terminal device.
  • the device further comprises at least one of the following:
  • the first information is used to instruct the terminal device to perform a first operation
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the device further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the second network node information includes at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide a service.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the device further comprises at least one of the following:
  • the second network node stores the fourth information sent by the core network device
  • the second network node triggers paging after moving to the terminal equipment location area or the time arrives.
  • the processing device provided in the embodiment of the present application can execute the technical solution shown in the above-mentioned corresponding method embodiment, and its implementation principle and beneficial effects are similar, which will not be repeated here.
  • Figure 14 is a schematic diagram of the structure of the processing device provided in the embodiment of the present application.
  • the device can be installed in or is the terminal device in the above method embodiment.
  • the device 170 includes:
  • the execution module 1701 is configured to execute a first operation based on first information sent by a first network node.
  • the first information includes at least one of the following:
  • the second network node information or time information carrying the second information is not limited
  • the device further comprises at least one of the following:
  • the second information includes downlink NAS signaling and/or data
  • the first network node operates in a store-and-forward mode
  • the second network node information includes: at least one of a base station identifier, a cell identifier, ephemeris information, and a time when the second network node starts to provide services.
  • the terminal device performs a first operation based on the first information, including at least one of the following:
  • the terminal device When the first information is time information, before the time indicated by the time information is reached, the terminal device does not monitor paging or initiate an access request, and after the time indicated by the time information is reached, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is a base station identifier and/or a cell identifier, before the terminal device reselects the base station or the cell, the terminal device does not monitor paging or initiate an access request, and after the terminal device reselects the base station or the cell, the terminal device starts to monitor paging or initiate an access request;
  • the terminal device When the second network node information is ephemeris information, the terminal device confirms or predicts the time when the second network node starts to provide services according to the ephemeris information and/or the terminal device location information, and the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives;
  • the terminal device When the second network node information is the time when the second network node starts to provide services, the terminal device does not monitor paging or initiate an access request before the time when the service starts to be provided arrives, and the terminal device starts to monitor paging or initiate an access request after the time when the service starts to be provided arrives.
  • the processing device provided in the embodiment of the present application can execute the technical solution shown in the above-mentioned corresponding method embodiment, and its implementation principle and beneficial effects are similar, which will not be repeated here.
  • the communication device 180 described in this embodiment can be the terminal device (or a component that can be used for the terminal device) or the first network node, the second network node and other network devices (or a component that can be used for the network device) mentioned in the aforementioned method embodiment, or it can also be a core network device.
  • the communication device 180 can be used to implement the method corresponding to the terminal device or network device described in the above method embodiment, and specifically refer to the description in the above method embodiment.
  • the communication device 180 may include one or more processors 1801, which may also be referred to as a processing unit, and may implement certain control or processing functions.
  • the processor 1801 may be a general-purpose processor or a dedicated processor, etc. For example, it may be a baseband processor or a central processing unit.
  • the baseband processor may be used to process the communication protocol and communication data
  • the central processing unit may be used to control the communication device, execute the software program, and process the data of the software program.
  • the processor 1801 may also store instructions 1803 or data (eg, intermediate data).
  • the instructions 1803 may be executed by the processor 1801, so that the communication device 180 executes the method corresponding to the terminal device or network device described in the above method embodiment.
  • the communication device 180 may include a circuit that can implement the functions of sending or receiving or communicating in the aforementioned method embodiments.
  • the communication device 180 may include one or more memories 1802 , on which instructions 1804 may be stored. The instructions may be executed on the processor 1801 , so that the communication device 180 executes the method described in the above method embodiment.
  • data may also be stored in the memory 1802.
  • the processor 1801 and the memory 1802 may be provided separately or integrated together.
  • the communication device 180 may further include a transceiver 1805 and/or an antenna 1806.
  • the processor 1801 may be referred to as a processing unit, and controls the communication device 180 (terminal device or core network device or wireless access network device).
  • the transceiver 1805 may be referred to as a transceiver unit, a transceiver, a transceiver circuit, or a transceiver, etc., and is used to implement the transceiver function of the communication device 180.
  • the transceiver 1805 can receive the first information; and the processor 1801 can perform the first operation based on the first information.
  • the specific implementation process of the processor 1801 and the transceiver 1805 can refer to the relevant description of the above embodiments, which will not be repeated here.
  • the first information can be sent by the transceiver 1805.
  • the specific implementation process of the processor 1801 and the transceiver 1805 can refer to the relevant description of the above embodiments, which will not be repeated here.
  • the processor 1801 and the transceiver 1805 described in the present application can be implemented in an IC (Integrated Circuit), an analog integrated circuit, an RFIC (Radio Frequency Integrated Circuit), a mixed signal integrated circuit, an ASIC (Application Specific Integrated Circuit), a PCB (Printed Circuit Board), an electronic device, etc.
  • IC Integrated Circuit
  • RFIC Radio Frequency Integrated Circuit
  • ASIC Application Specific Integrated Circuit
  • PCB Print Circuit Board
  • the processor 1801 and the transceiver 1805 can also be manufactured using various integrated circuit process technologies, such as CMOS (Complementary Metal Oxide Semiconductor), NMOS (N Metal-Oxide-Semiconductor), PMOS (Positive channel Metal Oxide Semiconductor), BJT (Bipolar Junction Transistor), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (GaAs), etc.
  • CMOS Complementary Metal Oxide Semiconductor
  • NMOS N Metal-Oxide-Semiconductor
  • PMOS Positive channel Metal Oxide Semiconductor
  • BJT Bipolar Junction Transistor
  • BiCMOS Bipolar CMOS
  • SiGe silicon germanium
  • GaAs gallium arsenide
  • the communication device may be a terminal device (such as a mobile phone) or a network device (such as a base station), which needs to be determined according to the context.
  • the terminal device may be implemented in various forms.
  • the terminal device described in this application may include a mobile phone, a tablet computer, a laptop computer, Mobile terminals such as PDAs, PDAs, PMPs, navigation devices, wearable devices, smart bracelets, pedometers, and fixed terminal devices such as digital TVs and desktop computers.
  • the communication device is described by taking a terminal device or a network device as an example, the scope of the communication device described in the present application is not limited to the above terminal device or network device, and the structure of the communication device may not be limited by Figure 15.
  • the communication device may be an independent device or may be part of a larger device.
  • An embodiment of the present application also provides a communication system, including: a terminal device as in any of the above embodiments; and a network device as in any of the above embodiments.
  • An embodiment of the present application also provides a communication device, including a memory and a processor, wherein a processing program is stored in the memory, and when the processing program is executed by the processor, the steps of the processing method in any of the above embodiments are implemented.
  • the communication equipment in this application can be a terminal device (such as a mobile phone) or a network device (such as a satellite, a core network device).
  • a terminal device such as a mobile phone
  • a network device such as a satellite, a core network device.
  • the specific reference needs to be clarified based on the context.
  • An embodiment of the present application further provides a storage medium, on which a processing program is stored.
  • the processing program is executed by a processor, the steps of the processing method in any of the above embodiments are implemented.
  • the embodiment of the present application further provides a computer program product, which includes a computer program code.
  • a computer program product which includes a computer program code.
  • the computer program code runs on a computer, the computer executes the methods in the above various possible implementation modes.
  • An embodiment of the present application also provides a chip, including a memory and a processor, the memory is used to store a computer program, and the processor is used to call and run the computer program from the memory, so that a device equipped with the chip executes the methods in various possible implementation modes as described above.
  • the units in the device of the embodiment of the present application can be merged, divided and deleted according to actual needs.
  • a computer program product includes one or more computer instructions.
  • the computer can be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • Computer instructions can be stored in a storage medium or transmitted from one storage medium to another storage medium.
  • computer instructions can be transmitted from one website, computer, server or data center to another website, computer, server or data center by wired (e.g., coaxial cable, optical fiber, digital subscriber line) or wireless (e.g., infrared, wireless, microwave, etc.) means.
  • the storage medium can be any available medium that a computer can access or a data storage device such as a server or data center that includes one or more available media integrated. Available media can be magnetic media (e.g., floppy disk, storage disk, tape), optical media (e.g., DVD), or semiconductor media (e.g., solid-state storage disk Solid State Disk (SSD)), etc.

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

Abstract

Dans la solution technique de la présente demande, un premier nœud de réseau envoie des premières informations à un dispositif terminal, de telle sorte que le dispositif terminal exécute une première opération sur la base des premières informations. Par conséquent, dans un mode de stockage et de transfert par satellite, une interaction normale entre un dispositif terminal, un dispositif réseau et/ou un dispositif réseau central peut être assurée, de telle sorte qu'un service peut être effectué normalement.
PCT/CN2024/073709 2024-01-23 2024-01-23 Procédé de traitement, dispositif de communication et support de stockage Pending WO2025007552A1 (fr)

Priority Applications (2)

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PCT/CN2024/073709 WO2025007552A1 (fr) 2024-01-23 2024-01-23 Procédé de traitement, dispositif de communication et support de stockage
PCT/CN2024/127006 WO2025156739A1 (fr) 2024-01-23 2024-10-24 Procédé de traitement, dispositif de communication et support de stockage

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Publication number Priority date Publication date Assignee Title
CN116232411A (zh) * 2021-12-02 2023-06-06 大唐移动通信设备有限公司 一种星间切换的方法、星载基站、核心网及存储介质
WO2023116568A1 (fr) * 2021-12-21 2023-06-29 华为技术有限公司 Procédé de commutation, appareil de communication et système de communication
CN116964958A (zh) * 2021-02-22 2023-10-27 高通股份有限公司 具有非连续覆盖的卫星接入
CN117062223A (zh) * 2022-05-05 2023-11-14 华为技术有限公司 通信方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116964958A (zh) * 2021-02-22 2023-10-27 高通股份有限公司 具有非连续覆盖的卫星接入
CN116232411A (zh) * 2021-12-02 2023-06-06 大唐移动通信设备有限公司 一种星间切换的方法、星载基站、核心网及存储介质
WO2023116568A1 (fr) * 2021-12-21 2023-06-29 华为技术有限公司 Procédé de commutation, appareil de communication et système de communication
CN117062223A (zh) * 2022-05-05 2023-11-14 华为技术有限公司 通信方法和装置

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