WO2022161313A1 - Procédé et appareil de maintien de connexion, et dispositif électronique - Google Patents

Procédé et appareil de maintien de connexion, et dispositif électronique Download PDF

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Publication number
WO2022161313A1
WO2022161313A1 PCT/CN2022/073476 CN2022073476W WO2022161313A1 WO 2022161313 A1 WO2022161313 A1 WO 2022161313A1 CN 2022073476 W CN2022073476 W CN 2022073476W WO 2022161313 A1 WO2022161313 A1 WO 2022161313A1
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WIPO (PCT)
Prior art keywords
terminal
data unit
protocol data
unit session
type
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PCT/CN2022/073476
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English (en)
Chinese (zh)
Inventor
王文
康艳超
韩鲁峰
张鹏飞
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维沃移动通信有限公司
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Publication of WO2022161313A1 publication Critical patent/WO2022161313A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/25—Maintenance of established connections

Definitions

  • the present application belongs to the technical field of mobile communication, and in particular relates to a connection maintaining method, device and electronic device.
  • the second network may not be able to provide services. to the first network, which is served by the first network.
  • the purpose of the embodiments of the present application is to provide a connection maintaining method, device and electronic device, which can solve the problem of direct interruption of services of terminals or disaster access roamers.
  • a connection maintaining method which is applied to a first network side device, and the method includes:
  • a first operation is performed to keep the terminal connected to the network, and the terminal is a terminal connected to the first network side by the second network side when the second network side is in a disaster state. terminal.
  • connection holding device comprising:
  • an acquisition module for acquiring the disaster relief message on the second network side
  • the execution module is configured to perform a first operation in response to the disaster relief message, so as to keep the terminal connected to the network, and the terminal is accessed by the second network side when the second network side is in a disaster state A terminal on the first network side.
  • connection maintaining method applied to a terminal, and the method includes:
  • a second operation is performed according to the second information to keep the terminal connected to the network.
  • connection holding device comprising:
  • a receiving module used for obtaining the disaster relief message on the second network side
  • An operation module configured to perform a second operation according to the second information in response to the disaster relief message, so as to keep the terminal connected to the network.
  • a network-side device in a fifth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the first aspect when executed.
  • a terminal in a sixth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
  • a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect, or the The steps of the method described in the third aspect.
  • a chip in an eighth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction, and implements the method described in the first aspect. the method described above, or implement the method described in the third aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a storage medium, and when the computer program/program product is executed by a processor, the steps of the method according to the first aspect are implemented, or The steps of implementing the method of the third aspect.
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, a first operation is performed to keep the terminal connected to the network, so that the terminal is in the case of the second network disaster relief , you can still maintain the network connection and avoid service interruption.
  • FIG. 1 shows a block diagram of a wireless communication system to which an embodiment of the present application can be applied
  • FIG. 2 shows a schematic flowchart of a connection maintaining method provided by an embodiment of the present application
  • FIG. 3 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application
  • FIG. 4 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application
  • FIG. 5 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application
  • FIG. 6 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application
  • FIG. 7 shows a schematic structural diagram of a connection holding device provided by an embodiment of the present application.
  • FIG. 8 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • FIG. 9 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • FIG. 10 shows another schematic structural diagram of the connection holding device provided by the embodiment of the present application.
  • FIG. 11 shows a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a network side device implementing an embodiment of the present application.
  • FIG. 13 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
  • the first object may be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
  • NR New Radio
  • the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, although these techniques are also applicable to applications other than NR system applications, such as 6th generation (6 th Generation, 6G) communication system.
  • 6th generation 6 th Generation, 6G
  • FIG. 1 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
  • the wireless communication system includes a terminal 11 and a network-side device 12 .
  • the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, and wearable devices include: bracelets, headphones, glasses, etc.
  • PDA Personal Digital Assistant
  • the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, Wireless Local Area Network (WLAN) ) access point, WiFi node, Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical vocabulary, it should be noted that in In the embodiments of the present application, only the base station in the NR system is used as an example, but the specific type of the base station is not limited.
  • connection maintaining method provided by the embodiments of the present application will be described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
  • FIG. 2 shows a schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by a first network side device, in other words, the method may be executed by software or hardware installed on the first network side device.
  • the method may include the following steps.
  • Step S201 Obtain a disaster relief message on the second network side.
  • the second network side is the network previously located in DC or the Public Land Mobile Network (Public Land Mobile Network, PLMN).
  • PLMN Public Land Mobile Network
  • the first network side is a network or PLMN that can provide services for terminals on the second network side in the DC state.
  • the first network side device When the disaster state is released from the second network side, the first network side device will acquire the disaster release message of the second network side.
  • the first network side device includes at least one of the following:
  • Access mobility management function Access and Mobility Management Function, AMF
  • radio access network Radio Access Network, RAN
  • Step S202 in response to the disaster relief message, perform a first operation to keep the terminal connected to the network, and the terminal is connected to the first network by the second network side when the second network side is in a disaster state. terminal on the network side.
  • the first network-side device After acquiring the disaster relief message from the second network side, the first network-side device will perform the first operation, which is used to reduce the service interruption received by the terminal to a minimum level, so that the terminal can maintain the network connection.
  • the terminal is a UE or DIR with the second network side as the main network or the main public land mobile network (Home Public Land Mobile Network, HPLMN).
  • the terminal accesses the first network side when the second network side is in the DC scenario.
  • the first operation includes at least one of the following:
  • Non-accessStratum NonAccessStratum, NAS
  • NAS non-access stratum
  • the first timer is related to the release of the connection performed by the terminal and the network selection; for example, the first timer related information can be sent to the terminal, so that the terminal can set according to the related information a first timer, and performing connection release and network selection according to the first timer;
  • the first network side device may stop triggering the release process of the terminal connection and/or reject the non-emergency or high-priority registration of the terminal, the protocol data unit ( Protocol Data Unit, PDU) session establishment or service request process;
  • the protocol data unit Protocol Data Unit, PDU
  • the first request may be sent by the terminal after obtaining the disaster relief message from the second network side.
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, a first operation is performed to keep the terminal connected to the network, so that the terminal is in the When the second network disaster is lifted, the network connection can still be maintained to avoid service interruption.
  • FIG. 3 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by a first network side device, in other words, the method may be executed by software or hardware installed on the first network side device .
  • the method may include the following steps.
  • Step S301 Obtain a disaster relief message on the second network side.
  • the method performed in the step S301 is the same or similar to the method performed in the step S201 in FIG. 2 , and the same or similar beneficial effects are obtained, and the same parts are not repeated here.
  • Step S302 in response to the disaster relief message, perform a first operation according to at least one of the following first information, so as to keep the terminal connected to the network;
  • the first information includes:
  • the type of the protocol data unit session of the terminal wherein the type of the protocol data unit session includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other High-priority protocol data unit session type;
  • the registration type of the terminal wherein, the registration type includes at least one of the following: an emergency registration type, a registration type in a disaster scenario, and other high-priority registration types;
  • a service request of the terminal wherein the service request is used for at least one of the following purposes: emergency services (emergency services), emergency services fallback (emergency services fallback), high priority access (high priority access);
  • emergency services emergency services
  • emergency services fallback emergency services fallback
  • high priority access high priority access
  • Data Network Name DNN
  • S-NSSAI Single Network Slice Selection Assistance Information
  • 5G Quality of Service Identifier 5G Quality of Service Identifier, 5QI.
  • the first operation includes at least one of the following:
  • a disaster relief message on the second network side is acquired; in response to the disaster relief message, a first operation is performed according to the acquired first message, so that the terminal maintains the network connection, so that the terminal can still maintain the network connection even when the second network disaster is lifted, avoiding service interruption.
  • FIG. 4 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by the first network side device, in other words, the method may be executed by software or hardware installed on the first network side device .
  • the method may include the following steps.
  • Step S401 Obtain a disaster relief message on the second network side.
  • the method performed in the step S401 is the same or similar to the method performed in the step S301 in FIG. 3 , and the same or similar beneficial effects are obtained, and the same parts are not repeated here.
  • Step S402 in response to the disaster relief message, perform a first operation according to the first information, so as to keep the terminal connected to the network, wherein the first operation includes accepting the first request.
  • the first request may be sent by the terminal.
  • the first request includes at least one of the following:
  • the registration type of the registration request includes at least one of the following: emergency registration type, registration type in a disaster scenario, and other high-priority registration types; the registration process of the registration request is performed by the terminal or Triggered by the first network side;
  • protocol data unit session type includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • protocol data unit session modification request includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • Service request wherein, the request process of the service request is triggered by the terminal or the first network side, and the service request is used for one of the following purposes:
  • Step S403 Reply at least one of the following first request acceptance messages according to the first request.
  • the first request acceptance message includes:
  • the service request accepts the message.
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, the first request is accepted and a reply is made, so that the first network side device After acquiring the second network disaster relief message, the terminal is assisted to maintain the network connection to avoid service interruption.
  • FIG. 5 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by a first network side device, in other words, the method may be executed by software or hardware installed on the first network side device .
  • the method may include the following steps.
  • Step S501 Obtain a disaster relief message on the second network side.
  • the method performed in the step S501 is the same or similar to the method performed in the step S301 in FIG. 3 , and the same or similar beneficial effects are obtained, and the same parts are not repeated here.
  • Step S502 in response to the disaster relief message, perform a first operation according to the first information, so as to keep the terminal connected to the network, wherein the first operation includes starting a second timer.
  • the first network-side device performs at least one of the following before the second timer expires:
  • Non-access stratum signaling procedures that do not meet high priority
  • Non-access stratum signaling procedures that do not meet emergency services
  • the non-access stratum signaling procedure triggered by the first network side is not satisfied.
  • the first network side executes the release process of the terminal connection when the second timer expires.
  • the release process of the terminal connection includes at least one of the following:
  • the release process of the non-access stratum connection including the deregistration process
  • the release process of the access layer connection including the RRC connection release process
  • the disaster relief message on the second network side is acquired; in response to the disaster relief message, the second timer is started, so that the first network side device can obtain the After the second network disaster relief message, assist the terminal to maintain the network connection to avoid service interruption.
  • FIG. 6 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by the first network side device, in other words, the method may be executed by software or hardware installed on the first network side device .
  • the method may include the following steps.
  • Step S601 Obtain a disaster relief message on the second network side.
  • the method performed in the step S601 is the same or similar to the method performed in the step S301 in FIG. 3 , and the same or similar beneficial effects are obtained, and the same parts are not repeated here.
  • Step S602 In response to the disaster relief message, perform a first operation according to the first information to keep the terminal connected to the network, where the first operation includes sending first timer related information.
  • the first timer related information sent by the first network side device to the terminal may be included in one of the following information: a deregistration request, a configuration update command, and other NAS information.
  • the terminal starts the first timer according to the received first timer related information, and before the first timer expires, the terminal performs at least one of the following operations:
  • Network selection PLMN selection; wherein, the network selection includes performing selection of a second network;
  • the non-access stratum NAS is released.
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, information related to the first timer is sent to the terminal, so that the terminal enables the first timer. timer, so that the first network side device assists the terminal to maintain the network connection after acquiring the second network disaster relief message to avoid service interruption.
  • the execution body may be a connection maintaining device, or a control module in the connection maintaining device for executing the connection maintaining method.
  • the connection maintaining device provided by the embodiment of the present application is described by taking the connection maintaining method performed by the connection maintaining device as an example.
  • FIG. 7 shows a schematic structural diagram of a connection maintaining device 700 provided by an embodiment of the present application. As shown in FIG. 7 , the device includes: an acquisition module 701 and an execution module 702 .
  • the acquiring module 701 is configured to acquire the disaster relief message on the second network side; the execution module 702 is configured to perform the first operation in response to the disaster relief message, so as to keep the terminal connected to the network, where the terminal is located.
  • the second network side is in a disaster state, the terminal on the first network side is accessed by the second network side.
  • the first operation includes at least one of the following:
  • the release process includes a non-access stratum signaling release process and/or an access stratum signaling release process
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, the first operation is performed to keep the terminal connected to the network, so that the terminal is in the case of the disaster relief on the second network. , you can still maintain the network connection and avoid service interruption.
  • the execution module is used for:
  • the first information includes:
  • the type of the protocol data unit session of the terminal wherein the type of the protocol data unit session includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other High-priority protocol data unit session type;
  • the registration type of the terminal wherein, the registration type includes at least one of the following: an emergency registration type, a registration type in a disaster scenario, and other high-priority registration types;
  • a service request of the terminal wherein the service request is used for at least one of the following purposes: emergency service, emergency service fallback, and high-priority access;
  • a specific 5G quality of service identifier A specific 5G quality of service identifier.
  • the disaster relief message on the second network side is acquired; in response to the disaster relief message, the first operation is performed according to the acquired first message, so that the terminal maintains the network connection, so that the terminal is in the first 2.
  • the network connection can still be maintained to avoid service interruption.
  • the first request includes at least one of the following:
  • a registration request wherein the registration type of the registration request includes at least one of the following: emergency registration type, registration type in a disaster scenario, and other high-priority registration types; the registration process of the registration request is performed by the terminal or Triggered by the first network side;
  • protocol data unit session type includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • protocol data unit session modification request includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • a service request wherein, the request process of the service request is triggered by the terminal or the first network side, and the service request is used for one of the following purposes:
  • the embodiment of the present application obtains the disaster relief message on the second network side; in response to the disaster relief message, accepts the first request and responds, so that the first network side device obtains the disaster relief message on the second network side After the message, assist the terminal to maintain the network connection to avoid service interruption.
  • the execution module is further configured to:
  • Non-access stratum signaling procedures that do not meet high priority
  • Non-access stratum signaling procedures that do not meet emergency services
  • the non-access stratum signaling procedure triggered by the first network side is not satisfied.
  • the execution module is further configured to:
  • the release process of the terminal connection includes at least one of the following:
  • the release process of the non-access stratum connection including the deregistration process
  • the release process of the access layer connection including the RRC connection release process
  • the embodiment of the present application obtains the disaster relief message on the second network side; and starts the second timer in response to the disaster relief message, so that after the first network side device acquires the second network disaster relief message, Assist the terminal to maintain network connection and avoid service interruption.
  • connection maintaining device in this embodiment of the present application may be a device or a network-side device.
  • the network-side device may include, but is not limited to, the types of the network-side device 12 listed above.
  • the connection maintaining device in the embodiment of the present application may be a device having an operating system.
  • the operating system may be an Android (Android) operating system, an iOS operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
  • connection maintaining device provided in the embodiment of the present application can implement each process implemented by the method embodiments in FIGS. 2 to 6 , and achieve the same technical effect. To avoid repetition, details are not described here.
  • FIG. 8 shows another schematic flowchart of a connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by a terminal, in other words, the method may be executed by software or hardware installed in the terminal. As shown in Figure 8, the method may include the following steps.
  • Step S801 Obtain a disaster relief message on the second network side.
  • the second network side is the network or PLMN that was in the DC before.
  • the first network side is a network or PLMN that can provide services for terminals on the second network side in the DC state.
  • the first network side device When the disaster state is released from the second network side, the first network side device will acquire the disaster release message of the second network side.
  • the terminal is a terminal that is accessed by the second network side to the first network side when the second network side is in a disaster state.
  • the terminal is a UE or DIR with the second network side as the main network or HPLMN, and the terminal accesses the first network side when the second network side is in a DC scenario.
  • Step S802 in response to the disaster relief message, perform a second operation according to the second information, so as to keep the terminal connected to the network.
  • the second information includes at least one of the following:
  • the terminal is transmitting target service data; wherein, the target service includes at least one of the following: emergency service, high-priority access service, specific data network name-related service, and specific slice-related service;
  • the terminal is using a target protocol data unit session to transmit data; wherein, the target protocol data unit session includes at least one of the following: an emergency type protocol data unit session, an associated specific data network name, and an associated specific slice;
  • paging paging
  • NAS notification non-access stratum notification message
  • the terminal triggers a target protocol data unit session establishment process; wherein, the target protocol data unit session includes at least one of the following: an emergency type protocol data unit session, associated with a specific data network name, and associated with a specific slice;
  • the terminal triggers a target registration update process; wherein, the registration type of the target registration update process includes at least one of the following: emergency registration type, registration type triggered by the first network side, and registration type in a disaster scenario.
  • the second operation includes:
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, a second operation is performed according to the second information, so that the terminal maintains the network connection, Therefore, the terminal can still maintain the network connection under the condition that the second network disaster is lifted, so as to avoid service interruption.
  • FIG. 9 is a schematic flowchart of another connection maintaining method provided by an embodiment of the present application.
  • the method may be executed by a terminal, in other words, the method may be executed by software or hardware installed in the terminal. As shown in Figure 9, the method may include the following steps.
  • Step S901 Obtain a disaster relief message on the second network side.
  • the method performed in the step S901 is the same or similar to the method performed in the step S801 in FIG. 8 , and the same or similar beneficial effects are obtained, and the same parts are not repeated here.
  • Step S902 Receive the relevant information of the first timer sent by the first network side, and start the first timer.
  • the relevant information of the first timer is sent by the first network side device to the terminal according to at least one item of the following first information after acquiring the disaster relief message of the second network side.
  • the first information includes:
  • the type of the protocol data unit session of the terminal wherein the type of the protocol data unit session includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other High-priority protocol data unit session type;
  • the registration type of the terminal wherein, the registration type includes at least one of the following: an emergency registration type, a registration type in a disaster scenario, and other high-priority registration types;
  • a service request of the terminal wherein the service request is used for at least one of the following purposes: emergency service, emergency service fallback, and high-priority access;
  • a specific 5G quality of service identifier A specific 5G quality of service identifier.
  • Step S903 before the first timer expires perform at least one of the following:
  • the network selection includes performing selection of a second network
  • the disaster relief message on the second network side is obtained; the first timer is started according to the received related information of the first timer, and when the first timer expires Relevant operations are performed in advance, so that the terminal can still maintain the network connection under the condition that the second network disaster is lifted, so as to avoid service interruption.
  • the execution body may be a connection maintaining device, or a control module in the connection maintaining device for executing the connection maintaining method.
  • the connection maintaining device provided by the embodiment of the present application is described by taking the connection maintaining method performed by the connection maintaining device as an example.
  • FIG. 10 shows another schematic structural diagram of the connection maintaining device 100 provided by the embodiment of the present application.
  • the device includes: a receiving module 101 and an operating module 102 .
  • the receiving module 101 is configured to acquire a disaster relief message on the second network side; the operation module 102 is configured to perform a second operation according to the second information in response to the disaster relief message, so as to keep the terminal connected to the network.
  • the terminal is a terminal accessed by the second network side to the first network side when the second network side is in a disaster state.
  • the second information includes at least one of the following:
  • the terminal is transmitting target service data; wherein, the target service includes at least one of the following: emergency service, high-priority access service, specific data network name-related service, and specific slice-related service;
  • the terminal is using a target protocol data unit session to transmit data; wherein, the target protocol data unit session includes at least one of the following: an emergency type protocol data unit session, an associated specific data network name, and an associated specific slice;
  • the terminal triggers a target protocol data unit session establishment process; wherein, the target protocol data unit session includes at least one of the following: an emergency type protocol data unit session, associated with a specific data network name, and associated with a specific slice;
  • the terminal triggers a target registration update process; wherein the registration type of the target registration update process includes at least one of the following: emergency registration type, registration type triggered by the first network side in the registration update process, and registration type in a disaster scenario.
  • the second operation includes:
  • the release process includes the non-access stratum signaling release process and/or the access stratum signaling release process.
  • the disaster relief message on the second network side is obtained; in response to the disaster relief message, the second operation is performed according to the second information, so that the terminal maintains the network connection, so that the terminal is on the second network side.
  • the network connection can still be maintained to avoid service interruption.
  • the receiving module is also used for:
  • Relevant information of the first timer sent by the first network side is received, and the first timer is started.
  • operation module is also used for:
  • the network selection includes performing selection of a second network
  • the embodiment of the present application obtains the disaster relief message on the second network side; starts the first timer according to the received related information of the first timer, and performs related operations before the first timer expires, so that the In the case that the disaster on the second network side is resolved, the terminal can still maintain the network connection to avoid service interruption.
  • the connection maintaining device in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the device may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
  • the connection maintaining device in the embodiment of the present application may be a device having an operating system.
  • the operating system may be an Android (Android) operating system, an iOS operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
  • connection maintaining device provided in this embodiment of the present application can implement each process implemented by the method embodiments in FIGS. 8 to 9 , and achieve the same technical effect. To avoid repetition, details are not described here.
  • an embodiment of the present application further provides a communication device 110 , including a processor 111 , a memory 112 , a program or instruction stored in the memory 112 and executable on the processor 111 ,
  • a communication device 110 including a processor 111 , a memory 112 , a program or instruction stored in the memory 112 and executable on the processor 111
  • the communication device 110 is a terminal
  • the program or instruction is executed by the processor 111
  • each process of the above-mentioned embodiment of the connection maintaining method can be realized, and the same technical effect can be achieved.
  • the communication device 110 is a network side device, when the program or instruction is executed by the processor 111, each process of the above connection maintaining method embodiment can be achieved, and the same technical effect can be achieved.
  • the network side device 120 includes: an antenna 121 , a radio frequency device 122 , and a baseband device 123 .
  • the antenna 121 is connected to the radio frequency device 122 .
  • the radio frequency device 122 receives information through the antenna 121, and sends the received information to the baseband device 123 for processing.
  • the baseband device 123 processes the information to be sent and sends it to the radio frequency device 122
  • the radio frequency device 122 processes the received information and sends it out through the antenna 121 .
  • the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 123 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 123 , and the baseband apparatus 123 includes a processor 124 and a memory 125 .
  • the baseband device 123 may include, for example, at least one baseband board on which a plurality of chips are arranged, as shown in FIG. 12 , one of the chips is, for example, the processor 124 , which is connected to the memory 125 to call a program in the memory 125 to execute
  • the network-side device shown in the above method embodiments operates.
  • the baseband device 123 may further include a network interface 126 for exchanging information with the radio frequency device 122, and the interface is, for example, a common public radio interface (CPRI for short).
  • CPRI common public radio interface
  • the network-side device in this embodiment of the present application further includes: instructions or programs that are stored in the memory 125 and run on the processor 124, and the processor 124 invokes the instructions or programs in the memory 125 to execute the modules shown in FIG. 7 .
  • FIG. 13 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 1300 includes but is not limited to: a radio frequency unit 131, a network module 132, an audio output unit 133, an input unit 134, a sensor 135, a display unit 136, a user input unit 137, an interface unit 138, a memory 139, a processor 130 and other components .
  • the terminal 130 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 130 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
  • a power source such as a battery
  • the terminal structure shown in FIG. 13 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 134 may include a graphics processor (Graphics Processing Unit, GPU) 1341 and a microphone 1342. Such as camera) to obtain still pictures or video image data for processing.
  • the display unit 136 may include a display panel 1361, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 137 includes a touch panel 1371 and other input devices 1372 .
  • the touch panel 1371 is also called a touch screen.
  • the touch panel 1371 may include two parts, a touch detection device and a touch controller.
  • Other input devices 1372 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which are not described herein again.
  • the radio frequency unit 131 receives the downlink data from the network side device, and then processes it to the processor 130; in addition, sends the uplink data to the network side device.
  • the radio frequency unit 131 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • Memory 139 may be used to store software programs or instructions as well as various data.
  • the memory 139 may mainly include a stored program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 139 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM) ), erasable programmable read-only memory (ErasablePROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • ErasablePROM ErasablePROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • the processor 130 may include one or more processing units; optionally, the processor 130 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 130.
  • the radio frequency unit 131 is used to obtain the disaster relief message on the second network side
  • the processor 130 is configured to perform a first operation in response to the disaster relief message, so as to keep the terminal connected to the network.
  • the first operation includes at least one of the following:
  • the release process includes a non-access stratum signaling release process and/or an access stratum signaling release process
  • the embodiment of the present application enables the terminal to maintain the network connection even when the second network disaster is resolved, so as to avoid service interruption.
  • the processor 130 is further configured to perform the first operation according to at least one of the following first information;
  • the first information includes:
  • the type of the protocol data unit session of the terminal wherein the type of the protocol data unit session includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other High-priority protocol data unit session type;
  • the registration type of the terminal wherein, the registration type includes at least one of the following: an emergency registration type, a registration type in a disaster scenario, and other high-priority registration types;
  • a service request of the terminal wherein the service request is used for at least one of the following purposes: emergency service, emergency service fallback, and high-priority access;
  • a specific 5G quality of service identifier A specific 5G quality of service identifier.
  • the first request includes at least one of the following:
  • a registration request wherein the registration type of the registration request includes at least one of the following: emergency registration type, registration type in a disaster scenario, and other high-priority registration types; the registration process of the registration request is performed by the terminal or Triggered by the first network side;
  • protocol data unit session establishment request wherein the protocol data unit session type includes at least one of the following: emergency protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • a protocol data unit session modification request wherein the type of the protocol data unit session includes at least one of the following: emergency type protocol data unit session type, protocol data unit session type initiated in a disaster scenario, other high-priority protocol data unit session types protocol data unit session type;
  • a service request wherein, the request process of the service request is triggered by the terminal or the first network side, and the service request is used for one of the following purposes:
  • the embodiment of the present application enables the terminal to maintain the network connection even when the second network disaster is resolved, so as to avoid service interruption.
  • the processor 130 is further configured to perform at least one of the following before the second timer expires:
  • Non-access stratum signaling procedures that do not meet high priority
  • Non-access stratum signaling procedures that do not meet emergency services
  • the processor 130 is further configured to execute a process of releasing the terminal connection when the second timer expires.
  • the release process of the terminal connection includes at least one of the following:
  • the release process of the non-access stratum connection including the deregistration process
  • the release process of the access layer connection including the RRC connection release process
  • the embodiment of the present application enables the first network side device to assist the terminal to maintain the network connection after acquiring the second network disaster relief message to avoid service interruption.
  • Embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the foregoing connection maintaining method embodiment can be achieved, and the same can be achieved. In order to avoid repetition, the technical effect will not be repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiment.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the above connection maintaining method
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run a network-side device program or instruction to implement the above connection maintaining method
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
  • the embodiments of the present application further provide a computer program/program product, where the computer program/program product is stored in a storage medium, and when the computer program/program product is executed by a processor, implements each process of the foregoing connection maintaining method embodiment, And can achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • the terms "comprising”, “comprising” or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus.
  • an element qualified by the phrase "comprising a" does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.
  • the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in the reverse order depending on the functions involved. To perform functions, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to some examples may be combined in other examples.
  • the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation.
  • the technical solution of the present application can be embodied in the form of a software product in essence or in a part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network side device, etc.) execute the methods described in the various embodiments of this application.
  • a storage medium such as ROM/RAM, magnetic disk, CD-ROM

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

Abstract

La présente invention appartient au domaine des communications mobiles. L'invention concerne un procédé et un appareil de maintien de connexion, ainsi qu'un dispositif électronique. Le procédé comporte les étapes consistant à: acquérir un message de secours sur sinistre d'un second côté réseau; et en réaction au message de secours sur sinistre, exécuter une première opération, de telle façon qu'un terminal maintienne une connexion de réseau.
PCT/CN2022/073476 2021-01-27 2022-01-24 Procédé et appareil de maintien de connexion, et dispositif électronique WO2022161313A1 (fr)

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CN202110113857.4A CN114828293A (zh) 2021-01-27 2021-01-27 连接保持方法、装置及电子设备

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021007447A1 (fr) * 2019-07-09 2021-01-14 Ofinno, Llc Resélection de réseau lors d'un sinistre

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021007447A1 (fr) * 2019-07-09 2021-01-14 Ofinno, Llc Resélection de réseau lors d'un sinistre

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LG ELECTRONICS, KT CORP, LG UPLUS: "Update of Section 5.8", 3GPP DRAFT; S1-192024 UPDATE OF SECTION 5.8, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. TSG SA, no. Sophia Antipolis, France; 20190819 - 20190823, 9 August 2019 (2019-08-09), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051756163 *
LG ELECTRONICS, LG UPLUS, KT CORP: "Return to Home Network after disaster period", 3GPP DRAFT; S1-191072 RETURN TO HOME NETWORK AFTER DISASTER PERIOD V2, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. TSG SA, no. Suzhou, China; 20190506 - 20190510, 29 April 2019 (2019-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051719018 *

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