WO2021114151A1 - Procédé de traitement d'informations, dispositif terminal, dispositif de réseau et serveur d'applications - Google Patents

Procédé de traitement d'informations, dispositif terminal, dispositif de réseau et serveur d'applications Download PDF

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Publication number
WO2021114151A1
WO2021114151A1 PCT/CN2019/124680 CN2019124680W WO2021114151A1 WO 2021114151 A1 WO2021114151 A1 WO 2021114151A1 CN 2019124680 W CN2019124680 W CN 2019124680W WO 2021114151 A1 WO2021114151 A1 WO 2021114151A1
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Prior art keywords
network
terminal device
state information
network device
status information
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PCT/CN2019/124680
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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 CN201980100814.3A priority Critical patent/CN114503641A/zh
Priority to PCT/CN2019/124680 priority patent/WO2021114151A1/fr
Publication of WO2021114151A1 publication Critical patent/WO2021114151A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control

Definitions

  • the present invention relates to the field of information processing technology, in particular to an information processing method, terminal equipment, network equipment, application server, chip, computer readable storage medium, computer program product, and computer program.
  • the network status information provided by 3GPP (3rd Generation Partnership Project) has the problem that the network status information cannot be notified to the application layer in time, so that the application layer behavior can be adjusted in time to avoid or reduce The purpose of the impact of the user's sample.
  • the QoS parameter may change with the change of conditions.
  • the notification process may cause a large delay overhead, so that the application server cannot perceive QoS changes in a timely manner.
  • the QoS parameters provided by the network side for terminal devices may change frequently.
  • the base station on the network side can notify the central application server of the change through the core network, and the central application server may need to re- Interact with the local application server to notify its QoS parameter changes.
  • the application server cannot obtain the QoS changes in time, which will cause the application layer to not be able to adjust the corresponding application layer behavior in time, so the terminal device cannot adjust it according to the changes of QoS parameters in time.
  • Corresponding application layer behavior which leads to a bad experience for the user of the terminal device.
  • embodiments of the present invention provide an information processing method, terminal equipment, network equipment, application server, chip, computer readable storage medium, computer program product, and computer program.
  • an information processing method including:
  • Terminal equipment obtains network status information
  • the terminal device stores a first policy, where the first policy is used to characterize the correspondence between network state information and the application layer behavior;
  • the network state information is used for the terminal device to determine the application layer behavior to be executed.
  • an information processing method including:
  • the network device sends network status information to the terminal device
  • the network state information is used for the terminal device to determine the corresponding application layer behavior to be executed.
  • an information processing method includes:
  • the application server receives the adjusted application layer behavior and/or the change of the network state information sent by the terminal device.
  • a terminal device including:
  • the first communication unit obtains network status information
  • a first processing unit storing a first policy, where the first policy is used to characterize the correspondence between network state information and the application layer behavior;
  • the network state information is used for the terminal device to determine the application layer behavior to be executed.
  • a network device including:
  • the second communication unit sends network status information to the terminal device
  • the network state information is used for the terminal device to determine the corresponding application layer behavior to be executed.
  • an application server including:
  • the third communication unit receives the adjusted application layer behavior and/or network status information changes sent by the terminal device.
  • an information processing method including:
  • the network device obtains a first instruction, where the first instruction is used to indicate whether the network device notifies the network device of network status information.
  • an information processing method including:
  • the terminal device sends a first instruction to the network device, where the first instruction is used to indicate whether the network device notifies the network device of network status information.
  • an information processing method including:
  • the terminal device receives the second instruction sent by the network device; where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • an information processing method including:
  • the network device sends a second instruction to the terminal device, where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • a network device including:
  • the second communication unit obtains a first indication, where the first indication is used to indicate whether the network device notifies the network device of network status information.
  • a terminal device including:
  • the first communication unit sends a first instruction to the network device, where the first instruction is used to indicate whether the network device notifies the network device of network status information.
  • a terminal device including:
  • the first communication unit receives a second instruction sent by a network device; wherein the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • a network device including:
  • the second communication unit sends a second instruction to the terminal device, where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the first aspect, the eighth aspect, the ninth aspect, or each implementation manner thereof.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the second aspect, the seventh aspect, the tenth aspect, or each implementation manner thereof.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory, and execute the method in the third aspect or its implementation manners.
  • a chip is provided for implementing any one of the foregoing first to third aspects, seventh to tenth aspects, or methods in each of the implementation manners thereof.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the chip executes any one of the first aspect to the third aspect, and the seventh aspect to the tenth aspect as described above. Aspects or methods in their various implementations.
  • a computer-readable storage medium for storing a computer program that enables a computer to execute any one of the first to third aspects, the seventh to tenth aspects, or the foregoing Methods in each implementation.
  • a computer program product including computer program instructions that cause a computer to execute any one of the above-mentioned first aspect to the third aspect, the seventh aspect to the tenth aspect, or each implementation thereof The method in the way.
  • a computer program which when run on a computer, causes the computer to execute any one of the above-mentioned first to third aspects, seventh to tenth aspects, or various implementation modes thereof In the method.
  • the terminal device can directly obtain the network state information sent by the network device, and then can determine the application layer behavior to be executed based on the network state information. In this way, the terminal device can obtain the network status information in a timely manner, thereby effectively determining or adjusting the application layer behavior, thereby ensuring the user experience of the terminal device to the greatest extent.
  • Figure 1-1 is a schematic diagram 1 of a communication system architecture provided by an embodiment of the present application.
  • Figure 1-2 is a schematic diagram of QoS parameter transmission provided by an embodiment of the application.
  • FIG. 2 is a schematic diagram 1 of the flow of an information processing method provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of the second flow of an information processing method provided by an embodiment of the present application.
  • FIG. 4 is a third schematic flowchart of an information processing method provided by an embodiment of the present application.
  • FIG. 5 is a schematic diagram of a QoS parameter transmission scenario provided by an embodiment of the application.
  • FIG. 6 is a schematic diagram of the structure of a terminal device provided by an embodiment of the application.
  • FIG. 7 is a schematic diagram of the composition structure of a network device provided by an embodiment of the application.
  • FIG. 8 is a schematic diagram of the composition structure of an application server provided by an embodiment of the application.
  • Figure 9-1 is a fourth schematic flowchart of an information processing method provided by an embodiment of this application.
  • Fig. 9-2 is a fifth schematic flow chart of an information processing method provided by an embodiment of this application.
  • Figure 10-1 is a sixth schematic flow chart of an information processing method provided by an embodiment of this application.
  • Fig. 10-2 is a seventh schematic flowchart of an information processing method provided by an embodiment of this application.
  • FIG. 11 is a schematic diagram of the composition structure of a communication device provided by an embodiment of the present invention.
  • FIG. 12 is a schematic block diagram of a chip provided by an embodiment of the present application.
  • FIG. 13 is a second schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GSM Global System of Mobile Communication
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the communication system 100 applied in the embodiment of the present application may be as shown in FIG. 1-1.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a UE 120 (or called a communication terminal or a terminal).
  • the network device 110 may provide communication coverage for a specific geographic area, and may communicate with UEs located in the coverage area.
  • the network equipment 110 may be a network equipment (Base Transceiver Station, BTS) in a GSM system or a CDMA system, a network equipment (NodeB, NB) in a WCDMA system, or an evolution in an LTE system Type network equipment (Evolutional Node B, eNB or eNodeB), or a wireless controller in the Cloud Radio Access Network (CRAN), or the network equipment may be a mobile switching center, a relay station, an access point, In-vehicle devices, wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in the future evolution of the Public Land Mobile Network (PLMN), etc.
  • BTS Base Transceiver Station
  • NodeB NodeB
  • NB network equipment
  • Evolutional Node B eNodeB
  • eNodeB LTE system Type network equipment
  • CRAN Cloud Radio Access Network
  • the network equipment may be a mobile switching center, a relay station, an access point, In-
  • the communication system 100 further includes at least one UE 120 located within the coverage area of the network device 110.
  • UE as used herein includes but is not limited to connection via wired lines, such as via public switched telephone networks (PSTN), digital subscriber line (Digital Subscriber Line, DSL), digital cable, direct cable connection; And/or another data connection/network; and/or via a wireless interface, such as for cellular networks, wireless local area networks (WLAN), digital TV networks such as DVB-H networks, satellite networks, AM-FM Broadcast transmitter; and/or another UE's device configured to receive/send communication signals; and/or Internet of Things (IoT) equipment.
  • a UE set to communicate through a wireless interface may be referred to as a "wireless communication terminal", a “wireless terminal” or a "mobile terminal”.
  • direct terminal connection (Device to Device, D2D) communication may be performed between the UEs 120.
  • the network status information especially the related processing when the QoS parameters change:
  • the QoS provided by the network may change frequently.
  • the base station will notify the core network element (such as SMF or PCF), the SMF or PCF will send the change to the AF through the capability opening network element NEF, and the AF may also need to communicate with the user plane application server ( DN) interact to adjust related behaviors.
  • the dotted line shows the interface between the control plane network element and the user plane network element of the application server, which belongs to the category defined outside the 3GPP.
  • the QoS of the 3GPP network changes every 2 seconds on average, and it takes 2 seconds for the 3GPP network element to notify the application server and perform the corresponding operation, it will cause the application layer to never change according to the QoS.
  • Timely response that is, when the application layer responds, QoS may have new changes.
  • the time delay caused by the simultaneous AF and adjustment of 3GPP network elements mainly comes from: 1) the communication time between the 3GPP network element and the AF; and/or, 2) the communication time between the AF and the user plane server (DN) .
  • the time delay caused by 1) and/or 2) may be longer. In this way, it is easy to cause the change of the 3GPP network status information to fail to be notified to the AF in time and the AF cannot interact with the DN for adjustment in time.
  • an embodiment of the present invention provides an information processing method, as shown in FIG. 2, including:
  • Step 21 The terminal device obtains network state information; the terminal device stores a first policy, which is used to characterize the correspondence between network state information and application layer behavior; wherein, the network state information is used for The terminal device determines the application layer behavior to be performed.
  • the embodiment of the present invention also provides an information processing method, as shown in FIG. 3, including:
  • Step 31 The network device sends network status information to the terminal device
  • the network state information is used for the terminal device to determine the corresponding application layer behavior to be executed.
  • An information processing method provided by an embodiment of the present invention, as shown in FIG. 4, includes:
  • Step 41 The application server receives the adjusted application layer behavior and/or the change of the network state information sent by the terminal device.
  • the network state information is used for the terminal device to determine the application layer behavior to be executed.
  • the application layer can be understood as a protocol layer above the NAS layer, for example, the protocol layer corresponding to the operating system or application installed on the terminal device.
  • the network status information may include QoS parameters.
  • the QoS parameter includes at least one of the following:
  • 5G service quality indicator (5QI, 5G QoS Index), allocation and retention priority (ARP, Allocation And Retention Priority), determined data flow bit rate (GFBR, Guaranteed Flow Bit Rate), maximum data flow bit rate (MFBR, Maximum Flow Bit Rate), uplink or downlink maximum packet loss rate, end-to-end packet delay budget (PDB, Packet Delay Budget), access network (AN, Access Network)-PDB, packet error rate, packet priority , Average window, resource allocation, maximum data burst capacity, UE-aggregate maximum bit rate (AMBR, Aggregate Maximum Bit Rate), session-AMBR.
  • 5G service quality indicator (5QI, 5G QoS Index), allocation and retention priority (ARP, Allocation And Retention Priority), determined data flow bit rate (GFBR, Guaranteed Flow Bit Rate), maximum data flow bit rate (MFBR, Maximum Flow Bit Rate), uplink or downlink maximum packet loss rate, end-to-end packet delay budget (PDB, Packet Delay Budget), access network (AN, Access Network)-PDB
  • the network status information may also include other parameters related to the network status, which will not be listed here.
  • the application layer behavior may correspond to at least one of the following:
  • Encoding rate Encoding rate, encoding format, occupied bandwidth, compression rate, data packet size, data packet sending interval/period, data packet sending time point, terminal moving speed, trajectory.
  • Application layer behaviors can also include other behaviors related to the application layer, which will not be listed here.
  • the aforementioned network equipment may be a 3GPP network element, for example, it may include core network equipment and access network equipment; wherein, the access network equipment may include base stations, WLAN access equipment, etc., which are not exhaustively listed here.
  • the manner in which the terminal device obtains the network state information may be: the terminal device receives the network state information sent by the network device.
  • the network device may be: an access network device or a core network device.
  • the network equipment is the access network equipment and the core network equipment.
  • the network equipment is an access network equipment:
  • the terminal device receives network state information sent by an access network device, where the network state information is carried by an AS (Access Stratum) message. That is, when the network device is an access network device, the access network device directly sends the network state information to the terminal device.
  • the access network device may be a base station.
  • the AS message may be a radio resource control (RRC, Radio Resource Control) message.
  • RRC Radio Resource Control
  • the network device that is, the access network device, sends the network state information to the terminal device as long as it obtains the network state information.
  • the terminal device adjusts the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • Whether the network status information has changed can be compared by the terminal device based on the network status information obtained last time (or saved last time) and the network status information received this time. If they are different, the terminal device can determine that the network status information has occurred. Furthermore, the terminal device may adjust the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • Another processing method may be to send the network state information to the terminal device when the access network device determines that the network state information has changed.
  • the terminal device adjusts the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • the terminal device does not need to judge whether the network status information has changed again, but as long as it receives the network status information sent by the access network device, it can be considered as the network status.
  • the network state information received this time is further used to determine the corresponding application layer behavior according to the first policy, and the application layer behavior is adjusted to obtain the adjusted application layer behavior.
  • the network equipment is the core network equipment:
  • the core network device receives the network status information sent by the access network device, and the core network device sends the NAS message carrying the network status information to the terminal device.
  • the terminal device receives the network state information sent by the core network device; wherein, the network state information is carried by a NAS message.
  • the access network equipment may be a base station; the core network equipment may be a network element of the core network, for example, AMF or SMF.
  • the base station After the base station senses the change of QoS, it sends the QoS parameters to the core network element AMF or SMF, and the core network element AMF or SMF (through NAS signaling) sends the QoS parameters to the terminal device.
  • the terminal device can determine the network The state information changes, and further, the terminal device may adjust the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • Another processing method may be that when the access network device determines that the network status information has changed, it sends the network status information to the core network device, and the core network device sends the network status information to the terminal device.
  • the terminal device adjusts the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • the terminal device does not need to judge whether the network status information has changed again, but as long as it receives the network status information sent by the access network device, it can be considered that the network status information has changed, and then the network status information is changed this time.
  • the received network state information is used as the changed network state information, and the changed network state information and the first strategy are used to adjust the application layer behavior to obtain the adjusted application layer behavior.
  • the core network device determines whether the network status information is changed. If it changes, the core network device sends the network status information to the terminal device; otherwise, it does not send the network status information to the terminal device. Correspondingly, when the network state information changes, the terminal device adjusts the application layer behavior based on the changed network state information and the first policy to obtain the adjusted application layer behavior.
  • the terminal device does not need to judge whether the network status information has changed again, but as long as it receives the network status information sent by the access network device, it can be considered that the network status information has changed, and then the network status information is changed.
  • the network state information received the second time is used as the changed network state information, and the changed network state information and the first strategy are used to adjust the application layer behavior to obtain the adjusted application layer behavior.
  • the adjusting application layer behavior includes adjusting coding related parameters.
  • the application layer behavior corresponds to at least one of the following: encoding rate, encoding format, occupied bandwidth, compression rate, data packet size, data packet sending interval/period, data packet sending time point, terminal movement speed, and trajectory.
  • the first instruction can be received in advance
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first instruction may further indicate a specific notification method.
  • the first indication may be used to indicate whether the network device notifies the terminal device of changes in the network state information; or, it may be used to indicate whether the network device notifies the terminal device of the network state information.
  • the difference between the two is that the former is to send network status information to the terminal device when the network status information changes, or the change of the network status information; the latter is that regardless of whether the network status information changes, the network device can send the network status information to the terminal The device sends network status information.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the first indication is used to indicate whether to directly notify the terminal of the change of network status information through the 3GPP system, and may also indicate whether to notify the terminal through AS signaling or NAS signaling.
  • the first indication may be the subscription information from the user, the terminal device may also be sent to the 3GPP network element through a NAS or AS message, or the application server may be sent to the 3GPP network element (that is, the network device).
  • the network side may return a second instruction according to the first instruction, and the second instruction is used to indicate whether the network side supports the notification of network status information to the terminal, and the specific notification method (for example, according to AS or NAS message Notifications, etc.).
  • the specific notification method for example, according to AS or NAS message Notifications, etc.
  • the terminal device sends a first instruction to the network according to the second instruction, that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • First instructions that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • the change of the network status information may include: the change of the QoS parameter, the change of the location of the terminal equipment, etc.
  • the location of the terminal device can be represented by GPS coordinates, cell identification, base station identification, TAI, etc. For example, if a base station handover occurs in a terminal device, it can cause a change in QoS.
  • the processing of the terminal device further includes:
  • the terminal device sends the adjusted application layer behavior and/or network status information changes to the application server through the user plane of the 3GPP system.
  • the processing of the application server may include: the application server receives the adjusted application layer behavior and/or the change of the network state information sent by the terminal device.
  • the terminal device can determine whether the network status information has changed by itself, or the network device (such as the access network device or the core network device) can determine whether the network status information has changed, if the terminal device determines Whether the network status information has changed can be based on the network status information currently received and compared with the previously saved network status information. If the two are different, it is determined that the network status information has changed.
  • the change of the network state information may include at least one of the following: the change of the network state information to increase or decrease, the change value of the network state information, the last saved network state information, the current network state information, and so on.
  • changes in network status information can be understood as changes in QoS parameters, which can include: QoS parameter changes to increase or decrease, QoS parameter change value, last saved QoS parameters, current QoS parameters, etc.
  • the network device perceives whether the network status information has changed, and if there is a change, then the changed network status information is sent to the terminal device; correspondingly, the terminal device receives the network status information . In this case, as long as the terminal device receives the network status information, it can be determined that the network status information has changed.
  • the change of the network status information may include at least one of the following: the network status information changes to increase or decrease, the change value of the network status information, the last saved network status information, the current network status information, etc. Wait.
  • the terminal device can determine the current network state information according to the pre-configured predicted changes in the network state information, specifically:
  • the predicted change of the network state information includes: predicted different network state information corresponding to the terminal device in different regions and/or times.
  • the terminal device determines the corresponding network state information according to the current area and/or time of the terminal device based on the predicted change of the network state information.
  • the terminal device adjusts the application layer behavior to obtain the adjusted application layer behavior based on the changed network state information and the first policy.
  • the terminal device sends the adjusted application layer behavior and/or the change of the network state information to the application server.
  • the predicted change of the network state information may specifically be a predicted change of QoS.
  • the terminal device can also be configured with predicted QoS changes.
  • the terminal device can predict the QoS parameters of different areas on the route that it will travel according to the route it will move.
  • the QoS parameter corresponding to the time can be predicted according to the time point corresponding to the route to be moved.
  • the acquisition of the predicted change of the network state information may be: the network device configures the terminal device with the predicted change of the network state information.
  • it can be sent to the terminal device for the network element of the 3GPP network.
  • the terminal device can adjust the strategy in time when moving to the corresponding position according to the first strategy, such as the correspondence table between QoS and behavior.
  • the predicted line can be identified by cell identification, base station identification, TAI, etc., for example, what QoS parameters correspond to different cell identifications of high-speed network terminals.
  • the adjusting application layer behavior includes adjusting coding related parameters.
  • the application layer behavior corresponds to at least one of the following:
  • Encoding rate Encoding rate, encoding format, occupied bandwidth, compression rate, data packet size, data packet sending interval/period, data packet sending time point, terminal moving speed, trajectory.
  • Example 4 On the basis of any of the preceding examples 1-3, this example will describe the first strategy in detail:
  • the first strategy includes: at least one piece of network state information, and an application layer behavior corresponding to each piece of network state information.
  • the application layer behaviors corresponding to different network state information may be the same or different.
  • the network status information is the QoS parameter
  • the relevant parameter of the application layer behavior is the coding rate as an example.
  • the coding rate of the application layer corresponds to Is y1; when one or more of the QoS parameters are combined with x2, the coding rate of the application layer is y2:
  • the network state information may not be limited to the QoS parameters, and the relevant parameters of the application layer behavior are not limited to the coding rate.
  • the network state information can be a combination of one or more parameters, and the related parameters of the application layer behavior can also be one or more, but this example will not be exhaustive.
  • the first policy may include: at least one first parameter, and an application layer behavior corresponding to each first parameter;
  • each of the first parameters is used to indicate at least one piece of network status information.
  • the network status information is indicated by the first parameter.
  • the first parameter may be referred to as a Reference parameter.
  • different combinations of QoS parameters can be classified into the same first parameter, so that a total of several first parameters are divided, and different first parameters correspond to different application layer behaviors (such as coding rate, Encoding format, etc.) to help reduce the amount of configuration and interaction.
  • the terminal only the mapping relationship between the first parameter and the application layer behavior parameter can be configured in the first policy.
  • the terminal only needs to receive the notification of the first parameter from the network side, so that it is not necessary to QoS changes must be notified to the terminal to reduce the amount of interaction.
  • the first parameter, network state information, and related parameters of application layer behavior may be configured.
  • the first strategy includes at least one first parameter, and each first parameter corresponds to network state information, and each first parameter corresponds to a related parameter of application layer behavior.
  • different first parameters correspond to different application layer behaviors.
  • different network state information may correspond to the same first parameters.
  • the change of the first parameter may be directly notified by the 3GPP network to the terminal, or the terminal may be mapped to different References (first parameters) according to the QoS parameters to query the corresponding application layer behavior.
  • the first strategy which includes the first parameter, network status information, and application layer behavior parameters, as shown in Table 2 below.
  • the first parameter is called reference
  • the network status information is the QoS parameter
  • the application layer behavior parameter Take the coding rate as an example:
  • the network state information may not be limited to the QoS parameters, and the relevant parameters of the application layer behavior are not limited to the coding rate.
  • the network status information can be a combination of one or more parameters, and the related parameters of the application layer behavior can also be one or more, and the combination of network status information corresponding to different first parameters can also be more than the combination of the above QoS parameters. , Can be more other parameter combinations, but this example will not be exhaustive.
  • the terminal device receives the first policy configured by the network device; wherein, the network device is an access network device or a core network device;
  • the terminal device receives the first policy configured by the application server.
  • the first policy may be configured to the terminal device by a network device, such as a 3GPP access network or a core network element; or, the first policy may be configured to the terminal device by an application server.
  • a network device such as a 3GPP access network or a core network element
  • the first policy may be configured to the terminal device by an application server.
  • the first policy is carried by a radio resource control RRC message; when the network device is a core network device, the first policy is carried by a NAS message.
  • RRC radio resource control
  • the first policy is carried by a NAS message.
  • a 3GPP network element for example, PCF or SMF
  • the NAS message may include a container for carrying the first policy.
  • a specific example of the solution provided by this embodiment may be: when the QoS of the 3GPP system changes, the 3GPP network element directly informs it (via AS layer or NAS layer signaling) Terminal; the application layer of the terminal can directly perceive the change of QoS, and then adjust quickly according to the behavior preset by the application layer (for example, different QoS corresponds to different encoding rate or format); the terminal will change the QoS and/or The adjusted behavior is notified to the application server on the network side in the form of application data packets through the user plane of 3GPP.
  • this embodiment can be applied to adjust the behavior of the application layer corresponding to any network state change, and it can be quickly adjusted as long as it is configured on the terminal. It is suitable for V2X, URLCC, UAV and other services with high QoS requirements, and can also be used under 4G network or WLAN network.
  • the terminal device can directly obtain the network state information sent by the network device, and then can determine the application layer behavior to be executed based on the network state information. In this way, the terminal device can obtain the network status information in a timely manner, thereby effectively determining or adjusting the application layer behavior, thereby ensuring the user experience of the terminal device to the greatest extent.
  • the application server can have no interface with the 3GPP core network; and the existing architecture and signaling are fully used, which has little impact on the existing protocol.
  • the embodiment of the present invention provides a terminal device, as shown in FIG. 6, including:
  • the first communication unit 61 obtains network state information; wherein the network state information is used for the terminal device to determine the application layer behavior to be executed;
  • the first processing unit 62 stores a first policy, where the first policy is used to characterize the correspondence between the network state information and the application layer behavior.
  • the embodiment of the present invention also provides a network device, as shown in FIG. 7, including:
  • the second communication unit 71 sends network status information to the terminal device
  • the network state information is used for the terminal device to determine the corresponding application layer behavior to be executed.
  • An application server provided by an embodiment of the present invention, as shown in FIG. 8, includes:
  • the third communication unit 81 receives the adjusted application layer behavior and/or the change of the network state information sent by the terminal device.
  • the network state information is used for the terminal device to determine the application layer behavior to be executed.
  • the application layer can be understood as a protocol layer above the NAS layer, for example, the protocol layer corresponding to the operating system or application installed on the terminal device.
  • the network status information includes QoS parameters.
  • the QoS parameter includes at least one of the following:
  • the application layer behavior corresponds to at least one of the following:
  • Encoding rate Encoding rate, encoding format, occupied bandwidth, compression rate, data packet size, data packet sending interval/period, data packet sending time point, terminal moving speed, trajectory.
  • the method for the terminal device to obtain the network state information may be: the first communication unit 61 receives the network state information sent by the network device.
  • the network device may be: an access network device or a core network device.
  • the network equipment is the access network equipment and the core network equipment.
  • the network equipment is an access network equipment:
  • the first communication unit 61 of the terminal device receives the network state information sent by the access network device, where the network state information is carried by the AS message. That is, when the network device is an access network device, the access network device directly sends the network state information to the terminal device.
  • the access network device may be a base station.
  • the AS message may be an RRC message.
  • the first processing unit 62 of the terminal device adjusts the application layer behavior based on the changed network state information and the first policy when the network state information changes.
  • Application layer behavior
  • the network equipment is the core network equipment:
  • the second communication unit 71 of the network device receives the network state information sent by the access network device, and sends the NAS message carrying the network state information to the terminal device.
  • the first communication unit 61 of the terminal device receives the network state information sent by the core network device; wherein, the network state information is carried by a NAS message.
  • the first processing unit 62 of the terminal device adjusts coding related parameters.
  • the application layer behavior corresponds to at least one of the following: encoding rate, encoding format, occupied bandwidth, compression rate, data packet size, data packet sending interval/period, data packet sending time point, terminal movement speed, and trajectory.
  • the first instruction can be received in advance
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first instruction may further indicate a specific notification manner.
  • the first indication may be used to indicate whether the network device notifies the terminal device of changes in the network state information; or, it may be used to indicate whether the network device notifies the terminal device of the network state information.
  • the difference between the two is that the former is to send network status information to the terminal device when the network status information changes, or the change of the network status information; the latter is that regardless of whether the network status information changes, the network device can send the network status information to the terminal The device sends network status information.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the network side may return a second instruction through the second communication unit according to the first instruction, and the second instruction is used to indicate whether the network side supports notifying the terminal of network status information, and the notification method supported by the network device (For example, according to AS or NAS message notification, etc.).
  • the first communication unit of the terminal device can receive the second instruction. For example, if the second indication indicates that the network device supports notification of network status information to the terminal device, then a specific notification method may be further obtained, for example, the notification method supported by the network side may be AS message notification.
  • the terminal device After receiving the second instruction, the terminal device can learn whether the network device supports notification of network status information, and if so, then receive the network status information sent by the network device through the second communication unit.
  • the specific processing is the same as the foregoing example.
  • the first communication unit of the terminal device sends a first instruction to the network according to the second instruction.
  • the first communication unit of the terminal device sends the first instruction to the network according to whether the network supports notification of network status information and the specific notification mode supported by the network device.
  • the notification manner adopted by the network device may also be notified through the first instruction.
  • the processing of the terminal device further includes:
  • the first communication unit 61 of the terminal device sends the adjusted application layer behavior and/or the change of the network state information to the application server.
  • the processing of the application server may include: the third communication unit 81 of the application server receiving the adjusted application layer behavior and/or network status information changes sent by the terminal device.
  • the terminal device can determine the current network state information according to the pre-configured predicted changes in the network state information, specifically:
  • the first communication unit 61 of the terminal device obtains the configured predicted network state information change situation
  • the predicted change of the network state information includes: predicted different network state information corresponding to the terminal device in different regions and/or times.
  • the first processing unit 62 of the terminal device determines the corresponding network state information according to the current area and/or time of the terminal device based on the predicted change of the network state information.
  • the terminal device adjusts the application layer behavior to obtain the adjusted application layer behavior based on the changed network state information and the first policy.
  • Example 4 On the basis of any of the preceding examples 1-3, this example will describe the first strategy in detail:
  • the first strategy includes: at least one piece of network state information, and an application layer behavior corresponding to each piece of network state information.
  • the application layer behaviors corresponding to different network state information may be the same or different.
  • the first policy may include: at least one first parameter, and an application layer behavior corresponding to each first parameter;
  • each of the first parameters is used to indicate at least one piece of network status information.
  • the terminal device also obtains the first strategy.
  • the first communication unit 61 of the terminal device receives the first policy configured by the network device; wherein, the network device is an access network device or a core network device;
  • the terminal device can directly obtain the network state information sent by the network device, and then can determine the application layer behavior to be executed based on the network state information. In this way, the terminal device can obtain the network status information in a timely manner, thereby effectively determining or adjusting the application layer behavior, thereby ensuring the user experience of the terminal device to the greatest extent.
  • the application server can have no interface with the 3GPP; and the existing architecture and signaling are fully used, which has little impact on the existing protocol.
  • the embodiment of the present application also provides an information processing method, as shown in Figure 9-1, including:
  • Step 91 The network device obtains a first indication, where the first indication is used to indicate whether the network device notifies the network device of network status information.
  • an information processing method includes:
  • Step 1001 The terminal device sends a first instruction to the network device, where the first instruction is used to indicate whether the network device notifies the network device of network status information.
  • the first instruction can be received in advance
  • the obtaining of the first instruction by the network device includes:
  • the network device receives the first indication carried in the NAS message or the AN message by the terminal device;
  • the network device receives the first instruction sent by the application server.
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first instruction may further indicate a specific notification method.
  • the first indication may be used to indicate whether the network device notifies the terminal device of changes in the network state information; or, it may be used to indicate whether the network device notifies the terminal device of the network state information.
  • the difference between the two is that the former is to send network status information to the terminal device when the network status information changes, or the change of the network status information; the latter is that regardless of whether the network status information changes, the network device can send the network status information to the terminal The device sends network status information.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the first indication is used to indicate whether to directly notify the terminal of the change of network status information through the 3GPP system, and may also indicate whether to notify the terminal through AS signaling or NAS signaling.
  • the first indication may be the subscription information from the user, the terminal device may also be sent to the 3GPP network element through a NAS or AS message, or the application server may be sent to the 3GPP network element (that is, the network device).
  • the network side may return a second instruction according to the first instruction; that is, the network device may send the second instruction to the terminal device.
  • the second indication is used to indicate whether the network device supports the notification of the network status information to the terminal device, and the notification method of the network status information supported by the network device (such as notification according to AS or NAS messages, etc.) .
  • the terminal device sends a first instruction to the network according to the second instruction, that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • First instructions that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • the change of the network status information may include: the change of the QoS parameter, the change of the location of the terminal equipment, etc.
  • the location of the terminal device can be represented by GPS coordinates, cell identification, base station identification, TAI, etc. For example, if a base station handover occurs in a terminal device, it can cause a change in QoS.
  • An embodiment of the present application also provides a network device, as shown in FIG. 7, including:
  • the second communication unit 71 obtains a first indication, where the first indication is used to indicate whether the network device notifies the network device of network status information.
  • a terminal device as shown in Figure 6, includes:
  • the first communication unit 61 sends a first instruction to the network device, where the first instruction is used to indicate whether the network device notifies the network device of network status information.
  • the first instruction can be received in advance
  • the network device further includes: a second communication unit, which determines the first indication based on the subscription information of the user;
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first instruction may further indicate a specific notification method.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the network side may return a second instruction according to the first instruction; that is, the second communication unit 71 of the network device may send the second instruction to the terminal device.
  • the second indication is used to indicate whether the network device supports notifying the terminal device of the network state information, and the notification method of the network state information (such as notification according to AS or NAS message, etc.).
  • the terminal device sends a first instruction to the network according to the second instruction, that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • First instructions that is, after the terminal receives the second instruction, the terminal device sends to the network according to whether the network supports notification of network status information and a specific notification method.
  • the embodiment of the present application also provides an information processing method, as shown in Figure 10-1, including:
  • Step 1101 The terminal device receives a second instruction sent by the network device; where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network status information.
  • an information processing method includes:
  • Step 1201 The network device sends a second instruction to the terminal device, where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first indication is also used to indicate a notification manner of the network status information.
  • the first instruction may further indicate a specific notification method.
  • the first indication may be used to indicate whether the network device notifies the terminal device of changes in the network state information; or, it may be used to indicate whether the network device notifies the terminal device of the network state information.
  • the difference between the two is that the former is to send network status information to the terminal device when the network status information changes, or the change of the network status information; the latter is that regardless of whether the network status information changes, the network device can send the network status information to the terminal The device sends network status information.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the terminal device sends a first instruction to the network according to the second instruction.
  • the first communication unit of the terminal device sends the first instruction to the network according to whether the network supports notification of network status information and the specific notification mode supported by the network device.
  • the notification manner adopted by the network device may also be notified through the first instruction.
  • the terminal device and the network device can negotiate whether to notify the network status information.
  • An embodiment of the present application also provides a terminal device, as shown in FIG. 6, including:
  • the first communication unit 61 receives a second instruction sent by a network device; where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • a network device as shown in Figure 7, includes:
  • the second communication unit 71 sends a second instruction to the terminal device, where the second instruction is used to indicate whether the network device supports notifying the terminal device of the network state information.
  • the first communication unit of the terminal device sends a first instruction to the network device according to the second instruction
  • the first indication is used to indicate whether the network device notifies the terminal device of network status information.
  • the first indication is also used to indicate a notification manner of the network status information.
  • the first instruction may further indicate a specific notification method.
  • the first instruction may also include sending network status information through an AS message or a NAS message.
  • the terminal device and the network device can negotiate whether to notify the network status information.
  • FIG. 11 is a schematic structural diagram of a communication device 1100 provided by an embodiment of the present application.
  • the communication device may be the aforementioned terminal device or network device in this embodiment.
  • the communication device 1100 shown in FIG. 11 includes a processor 1110, and the processor 1110 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 1100 may further include a memory 1120.
  • the processor 1110 can call and run a computer program from the memory 1120 to implement the method in the embodiment of the present application.
  • the memory 1120 may be a separate device independent of the processor 1110, or may be integrated in the processor 1110.
  • the communication device 1100 may further include a transceiver 1130, and the processor 1110 may control the transceiver 1130 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other devices. Information or data sent by the device.
  • the transceiver 1130 may include a transmitter and a receiver.
  • the transceiver 1130 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 1100 may specifically be a network device of an embodiment of the application, and the communication device 1100 may implement the corresponding process implemented by the network device in each method of the embodiment of the application. For the sake of brevity, it will not be repeated here. .
  • the communication device 1100 may specifically be a terminal device or a network device in an embodiment of the present application, and the communication device 1100 may implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application. It's concise, so I won't repeat it here.
  • FIG. 12 is a schematic structural diagram of a chip of an embodiment of the present application.
  • the chip 1200 shown in FIG. 12 includes a processor 1210, and the processor 1210 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 1200 may further include a memory 1220.
  • the processor 1210 can call and run a computer program from the memory 1220 to implement the method in the embodiment of the present application.
  • the memory 1220 may be a separate device independent of the processor 1210, or may be integrated in the processor 1210.
  • the chip 1200 may further include an input interface 1230.
  • the processor 1210 can control the input interface 1230 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 1200 may further include an output interface 1240.
  • the processor 1210 can control the output interface 1240 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 process implemented by the network device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the chip mentioned in the embodiment of the present application may also be called a system-level chip, a system-on-chip, a system-on-chip, or a system-on-chip.
  • FIG. 13 is a schematic block diagram of a communication system 1300 according to an embodiment of the present application. As shown in FIG. 13, the communication system 1300 includes a terminal device 1310 and a network device 1320.
  • the terminal device 1310 can be used to implement the corresponding function implemented by the terminal device in the above method
  • the network device 1320 can be used to implement the corresponding function implemented by the network device in the above method. For brevity, it will not be repeated here. .
  • the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
  • the steps of the foregoing method embodiments may be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (ASIC), a ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC application specific integrated circuit
  • FPGA Field Programmable Gate Array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • the general-purpose processor may be a microprocessor or the processor may also be any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field, such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
  • 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 the embodiments 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 can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), and electrically available Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • the volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • DDR SDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • Enhanced SDRAM, ESDRAM Enhanced Synchronous Dynamic Random Access Memory
  • Synchronous Link Dynamic Random Access Memory Synchronous Link Dynamic Random Access Memory
  • DR RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous 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 to say, the memory in the embodiments of the present application is intended to include, but is not limited to, these and any other suitable types of memory.
  • the embodiments of the present application also provide a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer-readable storage medium may be applied to the terminal device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, for the sake of brevity , I won’t repeat it here.
  • the 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 embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, For the sake of brevity, I will not repeat them here.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program runs on the computer, it causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • I won’t repeat it here.
  • the computer program can be applied to the mobile terminal/terminal device in the embodiment of the present application.
  • the computer program runs on the computer, the computer executes each method in the embodiment of the present application. For the sake of brevity, the corresponding process will not be repeated here.
  • the disclosed system, device, and method can be implemented in other ways.
  • the device embodiments described above are merely illustrative, for example, the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, 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 the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • the functional units in the various embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of the present application essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disks or optical disks and other media that can store program codes. .

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Abstract

La présente invention concerne un procédé de traitement d'informations, un dispositif terminal, un dispositif de réseau, un serveur d'applications, une puce, un support de stockage lisible par ordinateur, un produit programme d'ordinateur et un programme informatique. Le procédé comprend les étapes au cours desquelles : un dispositif terminal acquiert des informations d'état de réseau ; et le dispositif terminal stocke une première politique, la première politique étant utilisée pour caractériser une corrélation entre les informations d'état de réseau et des comportements d'une couche d'application, les informations d'état de réseau étant utilisées par le dispositif terminal pour déterminer un comportement d'une couche d'application devant être exécuté.
PCT/CN2019/124680 2019-12-11 2019-12-11 Procédé de traitement d'informations, dispositif terminal, dispositif de réseau et serveur d'applications WO2021114151A1 (fr)

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