WO2022147836A1 - Procédé et appareil d'établissement de connexion, et dispositif de réseau - Google Patents

Procédé et appareil d'établissement de connexion, et dispositif de réseau Download PDF

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Publication number
WO2022147836A1
WO2022147836A1 PCT/CN2021/071123 CN2021071123W WO2022147836A1 WO 2022147836 A1 WO2022147836 A1 WO 2022147836A1 CN 2021071123 W CN2021071123 W CN 2021071123W WO 2022147836 A1 WO2022147836 A1 WO 2022147836A1
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WIPO (PCT)
Prior art keywords
network element
core network
connection
terminal device
attribute parameter
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PCT/CN2021/071123
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English (en)
Chinese (zh)
Inventor
许阳
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Oppo广东移动通信有限公司
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2021/071123 priority Critical patent/WO2022147836A1/fr
Priority to CN202180065411.7A priority patent/CN116250360A/zh
Publication of WO2022147836A1 publication Critical patent/WO2022147836A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

Definitions

  • the embodiments of the present application relate to the field of mobile communication technologies, and in particular, to a method and apparatus for establishing a connection, and a network device.
  • Satellite access is an important access technology, and terminal equipment can access ground base stations through satellites. Satellite access has the characteristics of wide coverage and extended time. The transmission delay of satellite access can be as high as several hundreds of milliseconds. If the connection is established according to the current attribute parameters, the transmission performance will not meet the requirements of the attribute parameters.
  • Embodiments of the present application provide a method and apparatus for establishing a connection, and a network device.
  • the network device establishes a first connection for the first service of the terminal device; wherein, the attribute parameter of the first connection is determined based on the access technology of the terminal device.
  • connection establishment apparatus provided by the embodiment of the present application is applied to network equipment, and the apparatus includes:
  • the establishment unit is configured to establish a first connection for the first service of the terminal device; wherein, the attribute parameter of the first connection is determined based on the access technology of the terminal device.
  • the network device provided by the embodiments of the present application includes a processor and a memory.
  • the memory is used for storing a computer program
  • the processor is used for calling and running the computer program stored in the memory to execute the above-mentioned connection establishment method.
  • the chip provided by the embodiment of the present application is used to implement the above connection establishment method.
  • the chip includes: a processor for invoking and running a computer program from the memory, so that the device installed with the chip executes the above-mentioned connection establishment method.
  • the computer-readable storage medium provided by the embodiments of the present application is used to store a computer program, and the computer program enables a computer to execute the above-mentioned connection establishment method.
  • the computer program product provided by the embodiments of the present application includes computer program instructions, and the computer program instructions cause a computer to execute the above connection establishment method.
  • the computer program provided by the embodiment of the present application when running on a computer, causes the computer to execute the above-mentioned connection establishment method.
  • the attribute parameters of the first connection are determined based on the access technology of the terminal device. Therefore, it can be ensured that the transmission performance corresponding to the first connection can satisfy the attribute parameters of the first connection.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of satellite access provided by an embodiment of the present application.
  • FIG. 3 is a flowchart of a media negotiation process in a voice call establishment process provided by an embodiment of the present application
  • connection establishment method provided by an embodiment of the present application.
  • FIG. 5 is a schematic flowchart of a PCF determining an access technology of a terminal device provided by an embodiment of the present application
  • FIG. 6 is a schematic flowchart of the establishment of a PCF-triggered dedicated QoS flow provided by an embodiment of the present application
  • FIG. 7 is a schematic flowchart of a base station initiating a special air interface connection according to an embodiment of the present application
  • connection establishment device 8 is a schematic structural diagram of a connection establishment device provided by an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of a communication system provided by an embodiment of the present application.
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • 5G communication systems or future communication systems etc.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal 120 (or referred to as a communication terminal, a terminal).
  • the network device 110 may provide communication coverage for a particular geographic area and may communicate with terminals located within the coverage area.
  • the network device 110 may be an evolved base station (Evolutional Node B, eNB or eNodeB) in an LTE system, or a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN), or the
  • the network device can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, a wearable device, a hub, a switch, a bridge, a router, a network-side device in a 5G network, or a network device in a future communication system.
  • the communication system 100 also includes at least one terminal 120 located within the coverage of the network device 110 .
  • Terminal includes, but is not limited to, connections via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, direct cable connections; and/or another data connection/network; and/or via a wireless interface, e.g. for cellular networks, Wireless Local Area Networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM-FM A broadcast transmitter; and/or a device of another terminal configured to receive/transmit a communication signal; and/or an Internet of Things (IoT) device.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Line
  • WLAN Wireless Local Area Networks
  • WLAN Wireless Local Area Networks
  • digital television networks such as DVB-H networks, satellite networks, AM-FM A broadcast transmitter
  • IoT Internet of Things
  • a terminal arranged to communicate through a wireless interface may be referred to as a "wireless communication terminal", “wireless terminal” or “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular telephones; Personal Communications System (PCS) terminals that may combine cellular radio telephones with data processing, facsimile, and data communication capabilities; may include radio telephones, pagers, Internet/Intranet PDAs with networking access, web browsers, memo pads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or others including radiotelephone transceivers electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • a terminal may refer to an access terminal, user equipment (UE), subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or user device.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), a wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminals in 5G networks or terminals in future evolved PLMNs, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • direct terminal (Device to Device, D2D) communication may be performed between the terminals 120 .
  • the 5G communication system or the 5G network may also be referred to as a new radio (New Radio, NR) system or an NR network.
  • New Radio NR
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminals.
  • the communication system 100 may include multiple network devices, and the coverage of each network device may include other numbers of terminals. This embodiment of the present application This is not limited.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • a device having a communication function in the network/system may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal 120 with a communication function, and the network device 110 and the terminal 120 may be the specific devices described above, which will not be repeated here;
  • the device may further include other devices in the communication system 100, such as other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • Satellite access is an important access technology in the 5G system. Satellite access has the characteristics of wide coverage and extended time.
  • the terminal equipment is connected to the ground base station through the satellite. As shown in Figure 2, the terminal equipment is connected to the satellite wireless access network, and is connected to the ground gateway through the satellite wireless access network, and then is connected to the ground base station through the ground gateway.
  • the base station is connected to the core network. It should be pointed out that the terrestrial base station and the terrestrial gateway in FIG. 2 may be co-located or separated.
  • Satellite access is generally divided into Low Earth Orbit (LEO) satellite access, Medium Earth Orbit (MEO) satellite access, and Geosynchronous Equatorial Orbit (GEO) satellite access.
  • LEO Low Earth Orbit
  • MEO Medium Earth Orbit
  • GEO Geosynchronous Equatorial Orbit
  • the transmission delay of satellite access can reach the order of hundreds of milliseconds, which is very different from the transmission delay of traditional terrestrial base station access.
  • Table 1 lists the transmission delays corresponding to different satellite accesses. It should be noted that the transmission delay in Table 1 is for illustration only, and the actual transmission delay may vary.
  • Fig. 3 is the flow chart of media negotiation process (media negotiation process) in the voice call establishment process, comprises the following steps:
  • the calling UE initiates an invitation to the calling proxy call session control function entity (Proxy-Call Session Control Function, P-CSCF).
  • P-CSCF Proxy-Call Session Control Function
  • the calling P-CSCF initiates an invitation to the calling Serving-Call Session Control Function (Serving-Call Session Control Function, S-CSCF).
  • Serving-Call Session Control Function Serving-Call Session Control Function
  • the calling S-CSCF performs service control.
  • the calling S-CSCF queries the called party to query the call session control function entity (Interrogating-Call Session Control Function, I-CSCF).
  • I-CSCF Interrogating-Call Session Control Function
  • the calling S-CSCF initiates an invitation to the called I-CSCF.
  • the called I-CSCF queries the called S-CSCF.
  • the called I-CSCF initiates an invitation to the called S-CSCF.
  • the called S-CSCF performs service control.
  • the called S-CSCF initiates an invitation to the called P-CSCF.
  • the called P-CSCF initiates an invitation to the called UE.
  • the called UE sends a proposal response to the called P-CSCF.
  • the called P-CSCF authorizes the QoS resources.
  • the called P-CSCF sends a proposal response to the called S-CSCF.
  • the called S-CSCF sends a proposal response to the called I-CSCF.
  • the called I-CSCF sends a proposal response to the calling S-CSCF.
  • the calling S-CSCF sends an offer response to the calling P-CSCF.
  • the calling P-CSCF authorizes the QoS resource.
  • the calling P-CSCF sends an offer response to the calling UE.
  • the calling UE performs resource reservation.
  • an IP Multimedia Subsystem IMS
  • QoS Quality of Service
  • 5QI 5G QoS Identifier
  • the P-CSCF in the IMS will trigger the establishment of the QoS flow of the voice service to the respective Policy Control Function (PCF).
  • Table 2 shows the requirements for QoS parameters corresponding to different 5QI values, where the QoS parameters take the packet delay budget (Packet Delay Budget, PDB) and the packet error rate (Packet Error Rate, PER) as examples.
  • PDB Packet Delay Budget
  • PER Packet Error Rate
  • the values of PDB and PER in Table 2 are given based on ground base station access.
  • the QoS flow of voice service is used as an example for description, and the technical solutions of the embodiments of the present application are not limited to the scene of QoS flow of voice service. All QoS flows are applicable, for example: QoS flows of video services.
  • the QoS parameters are PDB and PER as an example to illustrate, the technical solutions of the embodiments of the present application are not limited to PDB and PER, and other QoS parameters are also applicable, such as guaranteed stream bit rate ( Guaranteed Flow Bit Rate, GFBR), Maximum Flow Bit Rate (Maximum Flow Bit Rate, MFBR), Maximum Packet Loss Rate (Maximum Packet Loss Rate, MPLR), etc.
  • FIG. 4 is a schematic flowchart of a connection establishment method provided by an embodiment of the present application. As shown in FIG. 4 , the connection establishment method includes the following steps:
  • Step 401 The network device establishes a first connection for the first service of the terminal device; wherein, the attribute parameter of the first connection is determined based on the access technology of the terminal device.
  • the network device determines the access technology of the terminal device, determines the attribute parameter of the first connection to be established according to the access technology of the terminal device, and establishes the first connection according to the attribute parameter.
  • the first connection is used to transmit the first service.
  • the first service includes at least one of the following: a voice service and a video service.
  • the voice service may be an IMS voice service
  • the video service may be an IMS video service.
  • IMS voice service refers to the voice service triggered by the IMS
  • IMS video service refers to the video service triggered by the IMS.
  • the first connection is a data plane connection or an air interface connection.
  • the data plane connection refers to the connection between the terminal device and the user plane network element of the core network.
  • the core network user plane network element is UPF
  • the data plane connection can be a QoS flow.
  • the air interface connection refers to the connection between the terminal equipment and the base station.
  • the base station is a gNB
  • the data plane connection is a data radio bearer (DRB).
  • DRB data radio bearer
  • the first connection is a QoS flow or an air interface connection of an IMS voice service.
  • the first connection is a QoS flow or an air interface connection of the IMS video service.
  • the network device may be a first core network network element or a base station.
  • the network element of the first core network determines the attribute parameter of the QoS flow to be established according to the access technology of the terminal device, and establishes the QoS flow according to the attribute parameter.
  • the base station determines the attribute parameter of the air interface connection to be established according to the access technology of the terminal device, and establishes the air interface connection according to the attribute parameter. The following describes how to establish the first connection in different cases.
  • Case 1 The network device is the first core network element
  • the first core network element determines that the access technology of the terminal device is satellite access, the first core network element triggers the establishment of a first connection with a first attribute parameter; if the first The core network element determines that the access technology of the terminal device is not satellite access, then the first core network element triggers the establishment of a first connection with a second attribute parameter; wherein the first attribute parameter is related to the All or part of the second attribute parameters are different.
  • the first attribute parameter and the second attribute parameter are totally or partially different, which means: the value of at least one of the following parameters in the first attribute parameter and the second attribute parameter Different: 5QI, PDB, PER.
  • the first core network element is a PCF. If the PCF determines that the access technology of the terminal device is satellite access, it triggers the establishment of a QoS flow with the first attribute parameter; It is determined that the access technology of the terminal equipment is ground base station access, and then the establishment of the QoS flow with the second attribute parameter is triggered.
  • X1 is a positive integer and X1 is not equal to 1
  • X2 is a positive integer and X2 is not equal to 2
  • the first core network element is a PCF. If the PCF determines that the access technology of the terminal device is satellite access, it triggers the establishment of a QoS flow with the first attribute parameter; It is determined that the access technology of the terminal equipment is ground base station access, and then the establishment of the QoS flow with the second attribute parameter is triggered.
  • T1 is not equal to 100
  • R1 is not equal to 1
  • the network element of the first core network may, but is not limited to, determine the access technology of the terminal device in the following manner:
  • Manner 1 the first core network element receives the first indication information sent by the second core network element; wherein the first indication information is used to indicate whether the access technology of the terminal device is satellite access.
  • the first core network element is PCF
  • the second core network element is AMF.
  • the AMF sends first indication information to the PCF, where the first indication information is used to indicate whether the access technology of the terminal device is satellite access.
  • Mode 2 the first core network element receives the first indication information sent by the second core network element through the third core network element; wherein the first indication information is used to indicate the access of the terminal device Whether the technology is satellite access.
  • the first core network element is PCF
  • the third core network element is SMF
  • the second core network element is AMF.
  • the AMF sends first indication information to the PCF through the SMF, where the first indication information is used to indicate whether the access technology of the terminal device is satellite access.
  • the first core network element before the first core network element receives the first indication information, the first core network element sends the information to the second core network element. element or the third core network element to send a first subscription message, where the first subscription message is used to instruct the second core network element or the third core network element
  • the first indication information is sent to the first core network element.
  • the PCF sends the first subscription message to the AMF or SMF, and the AMF or SMF sends the first indication information to the PCF when it determines that the access technology of the terminal device is satellite access. If the PCF receives the first indication information, it can determine that the access technology of the terminal equipment is satellite access according to the first indication information; if the PCF does not receive the first indication information, the access technology of the terminal equipment is terrestrial by default. base station access.
  • the access technology of the terminal device needs to be determined before the network element of the second core network sends the first indication information to the network element of the first core network.
  • the network element of the second core network may determine the access technology of the terminal device in the following manner: the network element of the second core network receives the first message sent by the base station, where the first message carries the first indication information and/or the area of the base station information; wherein, the first indication information is used to indicate whether the access technology of the terminal equipment is satellite access; the area information of the base station is used to determine whether the access technology of the terminal equipment connected to the base station is satellite access access.
  • the first message may be a message between the network element of the second core network and the base station.
  • the first message is an N2 message.
  • the N2 message may be an Initial Context Setup (Initial Context Setup) message, or an Initial Context Modification (Initial Context Modification) message, or a PDU Session Resource Setup (PDU Session Resource Setup) message, or a PDU Session Resource Modification (PDU Session Resource) message. Modify) message, etc.
  • the first message carries first indication information
  • the network element of the second core network can determine whether the access technology of the terminal device is satellite access according to the first indication information.
  • the first message carries the area information of the base station
  • the network element of the second core network can determine whether the base station is connected to the terminal device through the satellite access network through the area information of the base station (that is, determines whether the base station is connected to the base station). Whether the access technology of the terminal equipment is satellite access).
  • the area information of the base station includes at least one of the following: TAC, at least one cell identifier, and base station identifier.
  • specific area information may be allocated to the base station accessed by the satellite, so that whether the base station is connected to the terminal device through the satellite access network can be determined through the area information of the base station.
  • the satellite access type may be LEO satellite access, or MEO satellite access, or GEO satellite access.
  • the network element of the first core network establishes the first connection of the first service based on the trigger of the IMS. Specifically, the first core network element receives a second message sent by the IMS, where the second message carries the service identifier of the first service, and the second message is used to indicate the first core network element A first connection is established for the first service.
  • the first core network element is a PCF
  • the PCF receives an Authorize/Authenticate-Request (AAR) message sent by the P-CSCF in the IMS, and the AAR message carries the information of the first service.
  • AAR Authorize/Authenticate-Request
  • the second message is used to instruct the first core network element to establish a first connection for the first service, where the first service is, for example, a voice service or a video service.
  • the network device is a base station
  • the base station determines that the access technology of the terminal device is satellite access, the base station triggers the establishment of the first connection with the first attribute parameter; if the base station determines that the access technology of the terminal device is not satellite access access, the first core network element triggers the establishment of a first connection with a second attribute parameter; wherein the first attribute parameter is completely or partially different from the second attribute parameter.
  • the first attribute parameter and the second attribute parameter are totally or partially different, which means: the value of at least one of the following parameters in the first attribute parameter and the second attribute parameter Different: 5QI, PDB, PER.
  • the base station in this embodiment of the present application refers to a ground base station.
  • the base station determines that the access technology of the terminal device is satellite access, it triggers the establishment of an air interface connection with the first attribute parameter; if the base station determines that the access technology of the terminal device is terrestrial base station access Enter, trigger the establishment of the air interface connection with the second attribute parameter.
  • X1 is a positive integer and X1 is not equal to 1
  • X2 is a positive integer and X2 is not equal to 2
  • the base station determines that the access technology of the terminal device is satellite access, it triggers the establishment of an air interface connection with the first attribute parameter; if the base station determines that the access technology of the terminal device is terrestrial base station access Enter, trigger the establishment of the air interface connection with the second attribute parameter.
  • the first service is a voice service
  • the base station may, but is not limited to, determine the access technology of the terminal device in the following manner:
  • Mode 1 Whether the access technology of the terminal device is satellite access is determined through interaction between the base station and the terminal device.
  • Mode 2 The base station determines whether the access technology of the terminal equipment is satellite access according to its own area information.
  • the area information of the base station includes at least one of the following: TAC, at least one cell identifier, and base station identifier.
  • specific area information may be allocated to the base station accessed by the satellite, so that whether the base station is connected to the terminal device through the satellite access network can be determined through the area information of the base station.
  • the base station establishes the first connection based on the trigger of the network element of the first core network or the network element of the third core network.
  • the first core network element receives a second message sent by the IMS, where the second message carries the service identifier of the first service, and the second message is used to indicate that the first core network element is the The first service establishes a first connection.
  • the network element sends a QoS flow establishment request message to the base station, or the first core network element sends a QoS flow establishment request message to the base station through the third core network element.
  • the base station After receiving the QoS flow establishment request message sent by the first core network element or the third core network element, the base station triggers the establishment of an air interface connection with the first attribute parameter if the access technology of the terminal device is satellite access. ; If the access technology of the terminal equipment is ground base station access, trigger the establishment of an air interface connection with the second attribute parameter.
  • the first core network element is PCF
  • the third core network element is SMF
  • the base station when the base station triggers the establishment of the first connection with the first attribute parameter, the base station sends the second indication information to the first core network element;
  • the core network element sends second indication information to the first core network element; wherein, the second indication information is used to indicate at least one of the following: the access technology of the terminal device is satellite access; it has the second attribute The first connection with the parameter cannot be established; the first connection with the first attribute parameter has been established.
  • the first core network element is PCF
  • the third core network element is SMF
  • the base station determines that the access technology of the terminal device is satellite access, the base station does not trigger the establishment of the air interface connection with the first attribute parameter, but sends the first core
  • the network element sends the establishment rejection message or sends the establishment rejection message to the first core network element through the third core network element.
  • the establishment rejection message carries a rejection reason value.
  • the rejection reason value includes at least one of the following One: The access technology of the terminal equipment is satellite access; the air interface connection with the second attribute parameter cannot be established.
  • X1 is not equal to 1;
  • FIG. 5 is a schematic flowchart of the PCF determining the access technology of the terminal device, including the following steps:
  • Step 501 The terminal device is connected to the base station by means of satellite access.
  • the base station refers to a terrestrial base station.
  • the terminal device is connected to the ground base station through a satellite.
  • the terminal device is connected to the ground network element through the satellite, and is connected to the ground base station through the ground network element.
  • Step 502 The base station sends a message to the AMF mode N2, notifying the AMF terminal equipment whether the access is through satellite.
  • the N2 message is, for example, an initial context establishment message, or an initial context modification message, or a PDU session resource establishment message, or a PDU session resource modification message, or the like.
  • AFM may, but is not limited to, determine whether a terminal device is connected via satellite in the following ways:
  • Mode 1 The AMF determines whether the terminal equipment connected to the base station is accessed through satellite through the area information of the base station (such as TAC, cell identifier). In a specific implementation, specific area information is allocated to a base station accessed through a satellite. In this way, the AMF can determine whether a terminal device connected to the base station is connected through a satellite according to the area information of the base station.
  • the area information of the base station such as TAC, cell identifier
  • the AMF determines whether the terminal device accesses via satellite through the first indication information in the N2 message.
  • the first indication information is used to indicate whether the terminal device accesses via satellite.
  • the first indication information is also used to indicate the type of satellite access.
  • the type of satellite access is, for example, LEO satellite. Access, or MEO satellite access, or GEO satellite access.
  • Step 503a The AMF sends the first indication information to the PCF through the SMF.
  • the first indication information is used to indicate whether the terminal device accesses via satellite, and further, optionally, the first indication information is also used to indicate the type of satellite access. That is to say, the AMF indirectly informs the PCF whether the terminal device is connected through the satellite through the SMF.
  • Step 504a The AMF directly sends the first indication information to the PCF.
  • the first indication information is used to indicate whether the terminal device accesses via satellite, and further, optionally, the first indication information is also used to indicate the type of satellite access. That is to say, the AMF directly informs the PCF whether the terminal equipment is accessed through satellite.
  • steps 503a and 504a may be executed alternatively, or both may be executed. In the case of executing both, the execution order of steps 503a and 504a is not limited.
  • the PCF sends a first subscription message of "change of access technology" to the AMF or SMF, when the AMF or SMF determines that the access technology of the terminal device is satellite access , and send the first indication information to the PCF.
  • the new attribute parameters include, for example, a new 5QI value or a new QoS parameter value.
  • the new QoS parameter value may be a new PDB value and a new PER value.
  • FIG. 6 is a schematic flowchart of the establishment of a dedicated QoS flow triggered by the PCF, as shown in FIG. 6, including the following steps:
  • Step 601 The PCF receives the AAR message sent by the P-CSCF.
  • the AAR message includes the service identifier of the first service, which instructs the PCF to establish the QoS flow of the first service.
  • the first service is a voice service or a video video.
  • Step 602 If the access technology of the terminal device is satellite access, the PCF triggers the establishment of a dedicated QoS flow corresponding to the satellite access.
  • the value of the 5QI of the dedicated QoS flow corresponding to the satellite access is different from the value of the 5QI of the QoS flow corresponding to the ground base station.
  • the QoS parameters of the dedicated QoS flow corresponding to satellite access and the QoS parameters of the QoS flow corresponding to terrestrial base station access are also different.
  • Step 603 The PCF sends a request for establishing a dedicated QoS flow to the base station via the SMF.
  • Step 604 Establish an air interface connection between the base station and the terminal device.
  • Figure 7 is a schematic flowchart of a base station initiating a special air interface connection, as shown in Figure 7, including the following steps:
  • Step 701 The PCF receives the AAR message sent by the P-CSCF.
  • the AAR message includes the service identifier of the first service, which instructs the PCF to establish the QoS flow of the first service.
  • the first service is a voice service.
  • Step 703 The PCF sends a QoS flow establishment request to the base station via the SMF.
  • the PCF further sends first indication information to the base station, where the first indication information is used to indicate whether the access technology of the terminal device is satellite access.
  • the first indication information may be carried in a QoS flow establishment request message sent by the PCF.
  • Step 704 If the access technology of the terminal device is satellite access, the base station establishes a corresponding QoS flow and/or an air interface connection.
  • the base station can sense whether the terminal device is connected to the base station through satellite access or the base station can also determine whether the terminal device is connected to the base station through satellite access through the first indication information sent by the PCF. If the terminal device is connected to the base station through satellite access, the base station establishes a QoS flow and/or air interface connection corresponding to the satellite access, wherein the QoS flow corresponding to the satellite access and/or the QoS parameter of the air interface connection corresponds to the terrestrial base station access The QoS parameters of the QoS flow and/or air interface connection are different.
  • Step 705 The base station sends the second indication information to the SMF or the PCF.
  • step 705 is an optional step.
  • Step 706 Establish an air interface connection between the base station and the terminal device.
  • step 705 and step 706 do not limit the execution order, and may be executed simultaneously or sequentially, for example, step 705 is executed first, and then step 706 is executed, or step 706 is executed first, and then step 705 is executed.
  • the technical solutions of the embodiments of the present application make full use of the existing mechanism, and realize the establishment of the first connection of the first service in the satellite access scenario by extending the attribute parameters of the first connection, so that the first service can be used in the satellite access scenario. proceeded smoothly.
  • FIG. 8 is a schematic structural diagram of a connection establishment apparatus provided by an embodiment of the present application, which is applied to a network device. As shown in FIG. 8 , the connection establishment apparatus includes:
  • the establishing unit 801 is configured to establish a first connection for the first service of the terminal device; wherein, the attribute parameter of the first connection is determined based on the access technology of the terminal device.
  • the device further includes:
  • a determining unit 802 configured to determine the access technology of the terminal device.
  • the network device is a first core network element; the apparatus further includes:
  • a receiving unit 803, configured to receive the first indication information sent by the network element of the second core network; or, receive the first indication information sent by the network element of the second core network through the network element of the third core network;
  • the first indication information is used to indicate whether the access technology of the terminal device is satellite access.
  • the device further includes:
  • a sending unit 804 configured to send a first subscription message to the second core network element or the third core network element, where the first subscription message is used to indicate the second core network element or the third core network element
  • the third core network element sends the first indication information to the first core network element when it is determined that the access technology of the terminal device is satellite access.
  • the first message is sent by the base station to the second core network element, and the first message carries the first indication information and/or the area information of the base station;
  • the first indication information is used to indicate whether the access technology of the terminal device is satellite access; the area information of the base station is used to determine whether the access technology of the terminal device connected to the base station is satellite access .
  • the area information of the base station includes TAC and/or at least one cell identity.
  • the first indication information is further used to indicate the satellite access type.
  • the receiving unit 803 is further configured to receive a second message sent by the IMS, where the second message carries the service identifier of the first service, and the second message is used to indicate the first service.
  • a core network element establishes a first connection for the first service.
  • the establishing unit 801 triggers the establishment of the first connection with the first attribute parameter
  • the establishing unit 801 triggers the establishment of the first connection with the second attribute parameter
  • the first attribute parameter is completely or partially different from the second attribute parameter.
  • the first connection is a data plane connection.
  • the network device is a base station
  • the determining unit 802 is configured to determine whether the access technology of the terminal device is satellite access.
  • the device further includes:
  • the receiving unit 803 is configured to receive a first connection establishment request message sent by the first core network element or the third core network element.
  • the establishing unit 801 triggers the establishment of the first connection with the first attribute parameter
  • the establishing unit 801 triggers the establishment of the first connection with the second attribute parameter
  • the first attribute parameter is completely or partially different from the second attribute parameter.
  • the device further includes:
  • a sending unit 804 configured to send the second indication information to the first core network element; or, send the second indication information to the first core network element through the third core network element;
  • the second indication information is used to indicate at least one of the following:
  • the access technology of the terminal equipment is satellite access
  • the first connection with the first attribute parameter has been established.
  • the first connection is an air interface connection.
  • the first attribute parameter is completely or partially different from the second attribute parameter, which means:
  • the first attribute parameter and the second attribute parameter have different values of at least one of the following parameters: 5QI, PDB, and PER.
  • the first service includes at least one of the following: a voice service and a video service.
  • connection establishment apparatus in the embodiment of the present application can be understood with reference to the relevant description of the connection establishment method in the embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a communication device 900 provided by an embodiment of the present application.
  • the communication device may be a terminal device or a network device.
  • the communication device 900 shown in FIG. 9 includes a processor 910, and the processor 910 can call and run a computer program from a memory to implement the methods in the embodiments of the present application.
  • the communication device 900 may further include a memory 920 .
  • the processor 910 may call and run a computer program from the memory 920 to implement the methods in the embodiments of the present application.
  • the memory 920 may be a separate device independent of the processor 910 , or may be integrated in the processor 910 .
  • the communication device 900 may further include a transceiver 930, and the processor 910 may control the transceiver 930 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by the device.
  • the transceiver 930 may include a transmitter and a receiver.
  • the transceiver 930 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 900 may specifically be the network device of the embodiment of the present application, and the communication device 900 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application. For the sake of brevity, details are not repeated here. .
  • the communication device 900 may specifically be the mobile terminal/terminal device in the embodiments of the present application, and the communication device 900 may implement the corresponding processes implemented by the mobile terminal/terminal device in each method in the embodiments of the present application. , and will not be repeated here.
  • FIG. 10 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 1000 shown in FIG. 10 includes a processor 1010, and the processor 1010 can call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
  • the chip 1000 may further include a memory 1020 .
  • the processor 1010 may call and run a computer program from the memory 1020 to implement the methods in the embodiments of the present application.
  • the memory 1020 may be a separate device independent of the processor 1010, or may be integrated in the processor 1010.
  • the chip 1000 may further include an input interface 1030 .
  • the processor 1010 can control the input interface 1030 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 1000 may further include an output interface 1040 .
  • the processor 1010 can control the output interface 1040 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • 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.
  • FIG. 11 is a schematic block diagram of a communication system 1100 provided by an embodiment of the present application. As shown in FIG. 11 , the communication system 1100 includes a terminal device 1110 and a network device 1120 .
  • the terminal device 1110 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 1120 can be used to implement the corresponding functions implemented by the network device in the above method. For brevity, details are not repeated here. .
  • the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in this embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
  • RAM Static RAM
  • DRAM Dynamic RAM
  • SDRAM Synchronous DRAM
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and are not repeated here for brevity.
  • Embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. Repeat.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, For brevity, details are not repeated here.
  • the embodiments of the present application also provide a computer program.
  • the computer program can be applied to the network device in the embodiments of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. For the sake of brevity. , and will not be repeated here.
  • the computer program may be applied to the mobile terminal/terminal device in the embodiments of the present application, and when the computer program is run on the computer, the mobile terminal/terminal device implements the various methods of the computer program in the embodiments of the present application.
  • the corresponding process for the sake of brevity, will not be repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .

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

Abstract

Les modes de réalisation de la présente demande concernent un procédé et un appareil d'établissement de connexion, ainsi qu'un dispositif de réseau. Le procédé comprend les étapes suivantes dans lesquelles : un dispositif de réseau établit une première connexion pour un premier service d'un dispositif terminal, un paramètre d'attribut de la première connexion étant déterminé sur la base d'une technologie d'accès du dispositif terminal.
PCT/CN2021/071123 2021-01-11 2021-01-11 Procédé et appareil d'établissement de connexion, et dispositif de réseau WO2022147836A1 (fr)

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CN202180065411.7A CN116250360A (zh) 2021-01-11 2021-01-11 一种连接建立方法及装置、网络设备

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116095704A (zh) * 2023-04-07 2023-05-09 杭州纵横通信股份有限公司 一种5g基站智能巡检方法与系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105636139A (zh) * 2010-06-21 2016-06-01 高通股份有限公司 无线通信系统中在无线接入技术间切换期间进行qos 上下文转换的方法和装置
US20190342932A1 (en) * 2017-01-05 2019-11-07 Nec Corporation Radio access network node, radio terminal, core network node, and methods and non-transitory computer-readable media therefor
CN110536341A (zh) * 2019-04-29 2019-12-03 中兴通讯股份有限公司 网络信息上报方法、装置、用户终端、服务节点和介质
CN111031572A (zh) * 2018-10-09 2020-04-17 华为技术有限公司 数据传输方法及装置
CN111586771A (zh) * 2019-02-19 2020-08-25 华为技术有限公司 网络节点选择方法及装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105636139A (zh) * 2010-06-21 2016-06-01 高通股份有限公司 无线通信系统中在无线接入技术间切换期间进行qos 上下文转换的方法和装置
US20190342932A1 (en) * 2017-01-05 2019-11-07 Nec Corporation Radio access network node, radio terminal, core network node, and methods and non-transitory computer-readable media therefor
CN111031572A (zh) * 2018-10-09 2020-04-17 华为技术有限公司 数据传输方法及装置
CN111586771A (zh) * 2019-02-19 2020-08-25 华为技术有限公司 网络节点选择方法及装置
CN110536341A (zh) * 2019-04-29 2019-12-03 中兴通讯股份有限公司 网络信息上报方法、装置、用户终端、服务节点和介质

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Study on architecture aspects for using satellite access in 5G (Release 17)", 3GPP STANDARD; TECHNICAL REPORT; 3GPP TR 23.737, no. V17.1.0, 9 July 2020 (2020-07-09), pages 1 - 92, XP051924392 *
SA2: "AN-PDB and PER targets for satellite access", 3GPP DRAFT; S2-2009225, vol. SA WG2, 24 November 2020 (2020-11-24), pages 1 - 2, XP051958461 *
XIAOMI: "Introduce new standardized 5QI to QoS characteristics mapping due to Satellite Access/Satellite Backhaul", 3GPP DRAFT; S2-2008596, vol. SA WG2, 9 November 2020 (2020-11-09), pages 1 - 6, XP051952634 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116095704A (zh) * 2023-04-07 2023-05-09 杭州纵横通信股份有限公司 一种5g基站智能巡检方法与系统
CN116095704B (zh) * 2023-04-07 2023-08-01 杭州纵横通信股份有限公司 一种5g基站智能巡检方法与系统

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