WO2020143788A1 - 支持时间敏感通信服务质量的方法及通信设备 - Google Patents
支持时间敏感通信服务质量的方法及通信设备 Download PDFInfo
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- WO2020143788A1 WO2020143788A1 PCT/CN2020/071505 CN2020071505W WO2020143788A1 WO 2020143788 A1 WO2020143788 A1 WO 2020143788A1 CN 2020071505 W CN2020071505 W CN 2020071505W WO 2020143788 A1 WO2020143788 A1 WO 2020143788A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2491—Mapping quality of service [QoS] requirements between different networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/28—Flow control; Congestion control in relation to timing considerations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2416—Real-time traffic
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- 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
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
Definitions
- Embodiments of the present disclosure relate to the field of communication technologies, and in particular, to a method and communication device that supports time-sensitive communication service quality.
- time-sensitive communications In the Industrial Internet, there is time-sensitive data, such as robot instructions, which need to be executed in sequence within a specified time.
- time-sensitive data such as robot instructions
- network transmission resources are shared, and there are delays and jitters in data transmission, which cannot support time-sensitive data.
- the wireless communication network may be a transmission medium in a time-sensitive network.
- how to support the time-sensitive communication service quality in the wireless communication network is a technical problem that needs to be solved urgently.
- Embodiments of the present disclosure provide a method and communication device for supporting time-sensitive communication service quality, and solve how to support time-sensitive communication service quality.
- a method for supporting a time-sensitive communication service quality is provided, which is applied to a first communication device and includes:
- first information includes at least one of the following: transmission configuration information of a time-sensitive data stream, and capability information of a bridge;
- the first operation is performed.
- a method for supporting time-sensitive communication service quality which is applied to a second communication device and includes:
- the first container information includes time-sensitive data stream transmission configuration information or SRP message; the SRP message includes time-sensitive data stream transmission configuration information.
- a method for supporting a time-sensitive communication service quality which is applied to a third communication device and includes:
- first container information includes transmission configuration information of a time-sensitive data stream or an SRP message
- SRP message contains Transmission configuration information of time-sensitive data streams
- a method for supporting a time-sensitive communication service quality is also provided, which is applied to a fourth communication device and includes:
- the first QoS-related information includes at least one of the following: transmission interval, data transmission interval related information, first GBR related parameters, first maximum data burst amount, first delay budget information , The maximum packet size, the maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time-sensitive;
- a first communication device including:
- a first obtaining module configured to obtain first information, the first information including at least one of the following: transmission configuration information of a time-sensitive data stream, and capability information of a bridge;
- the first processing module is configured to perform a first operation according to the first information.
- a second communication device including:
- a second obtaining module configured to obtain first QoS related information, first container information and/or transmission configuration information of time-sensitive data streams
- the first sending module is configured to send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the second target end.
- a third communication device including:
- a receiving module configured to obtain first QoS-related information, first container information, and/or time-sensitive data stream transmission configuration information, where the first container information includes time-sensitive data stream transmission configuration information or an SRP message;
- the SRP message contains the transmission configuration information of the time-sensitive data stream;
- the second processing module is configured to perform a second operation according to the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream.
- a fourth communication device including:
- the first determining module is configured to determine first QoS-related information, the first QoS-related information includes at least one of the following: transmission interval, data transmission interval related information, first GBR related parameters, and first maximum data burst , The first delay budget information, the maximum packet size, the maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time-sensitive;
- the second sending module is configured to send the first QoS related information to the third target end.
- a communication device including: a processor, a memory, and a program stored on the memory and executable on the processor, the program being processed by the The device implements the steps of the method for supporting the time-sensitive communication quality of service as described above.
- a computer-readable storage medium on which a computer program is stored, and the computer program is executed by a processor to implement the support time as described above The steps of a method of sensitive communication service quality.
- the present disclosure it is supported to determine the QoS flow mapped by the sensitive data flow, the first QoS related information of the QoS flow and/or the sensitive data flow according to the transmission configuration information of the sensitive data flow and the capability of the network bridge formed by the network and the terminal Transfer configuration information. Confirm the first QoS-related information and/or the transmission configuration information of the sensitive data stream by transmitting, confirming that each communication device performing QoS guarantee reserves resources and the communication equipment at the bridge exit can meet the transmission configuration requirements of the sensitive data stream, thereby meeting the time Relevant requirements for sensitive communication service quality.
- FIG. 1 is a schematic structural diagram of a wireless communication system according to an embodiment of the present disclosure
- Figure 2 is a schematic diagram of the network delay configuration
- Figure 3 is a schematic diagram of the transmission of time-sensitive data flows in the network bridge
- FIG. 4 is a schematic flowchart of a method for supporting time-sensitive communication service quality according to an embodiment of the present disclosure
- FIG. 5 is a schematic flowchart of a method for supporting a time-sensitive communication service quality according to another embodiment of the present disclosure
- FIG. 6 is a schematic flowchart of a method for supporting a time-sensitive communication service quality according to another embodiment of the present disclosure
- FIG. 7 is a schematic flowchart of a method for supporting a time-sensitive communication service quality according to still another embodiment of the present disclosure.
- FIG. 8 is a schematic flowchart of a method for supporting a time-sensitive communication service quality in application scenario 1 of an embodiment of the present disclosure
- FIG. 9 is a schematic flowchart of a method for supporting a time-sensitive communication service quality in application scenario 2 of an embodiment of the present disclosure.
- FIG. 10 is a schematic diagram of a first communication device according to an embodiment of the present disclosure.
- FIG. 11 is a schematic diagram of a second communication device according to an embodiment of the present disclosure.
- FIG. 12 is a schematic diagram of a third communication device according to an embodiment of the present disclosure.
- FIG. 13 is a schematic diagram of a fourth communication device according to an embodiment of the present disclosure.
- FIG. 14 is a schematic diagram of a communication device according to an embodiment of the present disclosure.
- words such as “exemplary” or “for example” are used as examples, illustrations, or explanations. Any embodiment or design described in the embodiments of the present disclosure as “exemplary” or “for example” should not be interpreted as being more preferred or advantageous than other embodiments or design. Rather, the use of words such as “exemplary” or “for example” is intended to present relevant concepts in a specific manner.
- time-sensitive communications In the Industrial Internet, there is time-sensitive data, such as robot instructions, which need to be executed in sequence within a specified time.
- time-sensitive data such as robot instructions
- network transmission resources are shared, and there are delays and jitters in data transmission, which cannot support time-sensitive data. Therefore, a time-sensitive network is proposed to support the transmission of time-sensitive data.
- Time-sensitive networks divide time into intervals, which can be called sliding windows. Define traffic specifications for time-sensitive data flows in each sliding window, and reserve transmission resources in advance. In this way, when the sliding window for transmitting data arrives, even if there is no time-sensitive data stream, network resources cannot be occupied by other data streams. When time-sensitive data flows arrive, dedicated resources are used for transmission.
- the sender of the time-sensitive data stream is called talker, and the receiver of the time-sensitive data stream is called listener.
- One or more bridges pass between the talker and the listener to forward data.
- the transmission medium of Talker, listener or bridge may be wireless connection. Therefore, the wireless communication network may be a transmission medium in a time-sensitive network. How to support the time-sensitive communication service quality in the wireless communication network is a technical problem to be solved urgently.
- time sensitivity may also be referred to as periodic deterministic.
- Time-sensitive communication can also be called periodic deterministic communication (Periodic deterministic communication).
- the time-sensitive data stream may also be referred to as a periodic deterministic data stream.
- a time-sensitive network technology such as IEEE TSN (Time Sensing Network).
- Periodic deterministic communication is data transmission with a transmission interval as a cycle.
- the transmission configuration information of the time-sensitive data stream may include user and/or network configuration information.
- User and/or network configuration information (User/Network Configuration Information) is used to configure the transmission of time-sensitive data streams.
- the user and/or network configuration information may be user and/or network configuration information in IEEE 802.1Q series.
- the user and/or network configuration information may include at least one of the following: a listener group, a talker group, and traffic specifications.
- FIG. 1 it is a schematic structural diagram of a wireless communication system according to an embodiment of the present disclosure.
- next-generation RAN Next-Generation RAN, NG-RAN
- User Plane Function UPF
- session management function Session Management Function, SMF
- Policy Control Function Policy Control Function
- PCF Policy Control Function
- TSN Time Sensitive Networking
- AF Application Function
- CNC Centralized Network Configuration
- the sender of the time-sensitive data stream is called talker, and the receiver of the time-sensitive data stream is called listener.
- Talker and listener forward data through one or more bridges.
- End Station can be talker or listener.
- Bridge is responsible for data transfer between talker and listener.
- the terminal and the wireless communication network form a network bridge.
- the terminal is the bridge exit and the user plane function (User Plane Function, UPF) is the bridge entrance.
- UPF User Plane Function
- the terminal is the bridge entrance, and the UPF is the bridge exit.
- the terminal can be co-located with the End Station, or the terminal can also be co-located with the bridge.
- the terminal can be connected to a bridge or terminal or to an End Station.
- the wireless communication network can obtain user and/or network configuration information through CNC and AF.
- the wireless communication network may receive the user and/or network configuration information of the last hop from the bridge entrance, and regenerate the user and/or network configuration information of the bridge.
- the network bridge formed by the terminal and the wireless communication network may be simply referred to as the network bridge formed by the terminal and the network.
- the transmission interval may be referred to as a transmission period.
- FIG. 2 it is a schematic diagram of a bridge delay configuration.
- FIG. 2 it includes a terminal 21, a radio access network (Radio Access Network, RAN) network element 22, and a gateway UPF23, where the UPF23 may be one or more UPFs. There may be zero or more UPFs between the RAN network element 22 and the anchor UPF, that is, there may be no other UPFs between the RAN network element 22 and the anchor UPF.
- RAN Radio Access Network
- FIG. 3 it is a schematic diagram of transmission of a time-sensitive data stream in a network bridge.
- the delay requirement of time-sensitive data is in the nanosecond level
- the delay of the current wireless communication network is in the order of milliseconds or 0.5 milliseconds, and the accuracy cannot meet the requirements.
- the existing packet delay budget (Packet Delay Delay, PDB) is the maximum packet delay budget between the terminal and the UPF. But what the RAN network element needs is the delay budget between the terminal and the RAN network element.
- DRB Data Radio Bearer
- DRB Data Radio Bearer
- traffic specification elements such as traffic specificiation in the IEEE 802.1Q series
- the Listener may be connected to different terminals. When data reaches the anchor UPF, multiple QoS flows need to be established to connect to multiple terminals. For each QoS flow, an independent DRB needs to be mapped to truly guarantee resource reservation.
- the service quality requirement for time-sensitive data streams is the traffic specification in the user and/or network configuration information (User/Network Configuration) (such as the traffic specification in the IEEE 802.1Q series). Whether it can meet the requirements requires the bridge to allocate resources and return a success or failure response. Whether the bridge formed by the terminal and the wireless communication network can meet the quality of service requirements of the time-sensitive data flow is based on whether a data channel between a terminal and an anchor gateway (such as UPF) can be established. The data channel is used to carry the sensitive data stream.
- UPF anchor gateway
- Whether the data channel can be established depends on two aspects: a) whether the QoS requirements of the wireless communication network mapped by the service quality of the time-sensitive data stream can be met, and b) whether the communication device serving as the bridge exit can meet the service quality of the time-sensitive data stream Claim. How to support the transmission of user and/or network configuration information during the establishment of QoS flows needs to be resolved.
- acquisition in the embodiments of the present disclosure can be understood as acquisition from configuration, reception, reception after request, acquisition through self-learning, derivation acquisition based on unreceived information, or acquisition after processing based on received information, which can be specifically It is determined according to actual needs, which is not limited in the embodiments of the present disclosure. For example, when a certain capability indication message sent by the device is not received, it can be deduced that the device does not support the capability.
- the sending in the embodiment of the present disclosure may include broadcasting, broadcasting in the system message, and returning after responding to the request.
- the quality of service QoS flow mapped by the time-sensitive data flow means that the time-sensitive data flow is carried and transmitted through the QoS flow.
- the channel may include at least one of the following: PDU session, Quality of Service (QoS) flow, Evolved Packet System (Evolved Packet System, EPS) bearer, PDP context, DRB , SRB, Internet Security Protocol (Internet Protocol Security, IPsec) association.
- QoS Quality of Service
- EPS Evolved Packet System
- PDP context DRB
- SRB Internet Security Protocol (Internet Protocol Security, IPsec) association.
- the QoS parameter information may include at least one of the following: QoS level indication information, priority information, packet delay budget, packet error rate, maximum data burst, whether GBR, whether it has a default Average window requirements, default average window, and GBR related QoS parameter information.
- the wireless communication network may be at least one of the following: a public network and a non-public network.
- the non-public network is an abbreviation for non-public network.
- Non-public networks can be called one of the following: non-public communication networks.
- the non-public network may include at least one of the following deployment methods: a physical non-public network, a virtual non-public network, and a non-public network implemented on the public network.
- the non-public network is a closed access group (Closed Access Group, CAG).
- a CAG can be composed of a group of terminals.
- the non-public network may include or be referred to as a private network.
- a private network can be called one of the following: private communication network, private network, local area network (Local Area Network, LAN), virtual private network (Virtual Private Network, VPN), isolated communication network, dedicated communication network, or other naming . It should be noted that, in the embodiments of the present disclosure, the naming manner is not specifically limited.
- the public network is an abbreviation for public network.
- the public network can be called one of the following: public communication network or other naming. It should be noted that, in the embodiments of the present disclosure, the naming manner is not specifically limited.
- the data packet size may be referred to as the data packet length.
- the data packet may be referred to as a data frame.
- the communication device may include at least one of the following: a communication network element and a terminal.
- the communication network element may include at least one of the following: a core network element and a radio access network element.
- the core network element may include but is not limited to at least one of the following: core network equipment, core network node, core network function, core network element, and mobile management entity (Mobility Management Entity) , MME), access mobility management function (Access Management Function, AMF), session management function (Session Management Function, SMF), user plane function (User Plane Function, UPF), service gateway (serving GW, SGW), PDN gateway (PDN Gateway, PDN gateway), policy control function (Policy Control Function, PCF), policy and charging rule function unit (Policy and Charging Rules Function, PCRF), GPRS service support node (Serving GPRS Support Support Node, SGSN), Gateway GPRS Support Node (Gateway GPRS Support Node, GGSN) and wireless access network equipment.
- MME mobility management function
- Access Management Function Access Management Function, AMF
- Session Management Function Session Management Function
- UPF User Plane Function
- SGW service gateway
- PDN gateway PDN gateway
- Policy Control Function Policy
- the RAN network element may include but is not limited to at least one of the following: a radio access network device, a radio access network node, a radio access network function, a radio access network unit, a 3GPP radio access network, Non-3GPP radio access network, centralized unit (Centralized Unit, CU), distributed unit (Distributed Unit, DU), base station, evolved base station (evolved Node B, eNB), 5G base station (gNB), radio network controller ( Radio (Network) Controller (RNC), base station (NodeB), non-3GPP interoperability function (Non-3GPP Interworking Working Function (N3IWF), access control (Access Controller, AC) node, access point (Access Point, AP) device or Wireless Local Area Network (WLAN) nodes, N3IWF.
- a radio access network device a radio access network node, a radio access network function, a radio access network unit, a 3GPP radio access network, Non-3GPP radio access network, centralized unit (Centralized
- the base station can be a global mobile communication system (Global System For Mobile Communications, GSM) or a code division multiple access (Code Division Multiple Access, CDMA) base station (Base Transceiver Station, BTS), or a WCDMA base station (NodeB ), it may also be an evolved base station (eNB or e-NodeB, evolutional Node B) and 5G base station (gNB) in LTE, which are not limited in the embodiments of the present disclosure.
- GSM Global System For Mobile Communications
- CDMA Code Division Multiple Access
- BTS Base Transceiver Station
- NodeB WCDMA base station
- eNB evolved base station
- gNB 5G base station
- the terminal may include a relay supporting the terminal function and/or a terminal supporting the relay function.
- the terminal may also be called a terminal device or a user terminal (User Equipment, UE).
- the terminal may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), a personal digital assistant (Personal Digital Assistant (PDA),
- terminal-side devices such as mobile Internet devices (MID), wearable devices (Wearable Devices), or vehicle-mounted devices do not limit the specific types of terminals in the embodiments of the present disclosure.
- the method and communication device for supporting time-sensitive communication service quality can be applied to a wireless communication system.
- the wireless communication system may adopt a 5G system, or an evolved long-term evolution (Evolved Long Term Evolution, eLTE) system, or a subsequent evolution communication system.
- eLTE evolved Long Term Evolution
- an embodiment of the present disclosure also provides a method for supporting time-sensitive communication service quality, which is applied to the first communication device.
- the first communication device may include but is not limited to one of the following: PCF, SMF.
- the method may include step 401 and step 402.
- Step 401 Obtain first information.
- the first information may include at least one of the following: transmission configuration information of a time-sensitive data stream, and capability information of a bridge.
- Step 402 Perform the first operation according to the first information.
- the transmission configuration information of the time-sensitive data stream may include and/or network configuration information.
- the transmission configuration information of the time-sensitive data stream may include at least one of the following: a transmission interval, a maximum frame size, a maximum number of frames sent in the transmission interval, and an earliest data transmission start time offset The latest data transmission start time offset and jitter time within the shift and transfer interval.
- the transmission configuration information of the time-sensitive data stream may be:
- the transmission configuration information of the time-sensitive data stream is generated according to the transmission configuration information of the time-sensitive data stream in the received stream reservation protocol (Stream, Reservation, Protocol, SRP) message.
- Stream, Reservation, Protocol, SRP Stream, Reservation, Protocol
- the transmission configuration information of the time-sensitive data stream of the bridge formed by the terminal and the wireless communication network is centrally configured.
- the transmission configuration information of the time-sensitive data stream of the bridge formed by the terminal and the wireless communication network is generated by itself after receiving the SRP message.
- the bridge capability information may be capability information of a bridge formed by a terminal and a wireless communication network (for example, 3GPP). Further, the capability information of the bridge may include: the bridge delay.
- the bridge delay may include: a bridge delay of the terminal (as shown in FIG. 2), a transmission delay between the terminal and the RAN, a transmission delay between the RAN and the anchor UPF, and a bridge delay of the anchor UPF .
- the first operation may include at least one of the following:
- An instruction to determine whether to map independent bearer resources such as DRB
- the QoS flow that determines the mapping of the time-sensitive data flow may be the QoS flow that determines to carry the data of the time-sensitive data flow.
- determining the QoS flow to which the time-sensitive data flow is mapped may include at least one of the following:
- the first condition may include at least one of the following:
- Multiple time-sensitive data streams have the same transmission interval (such as Interval in IEEE801.1Qcc);
- the start time of data transmission for multiple time-sensitive data streams is the same;
- the listeners of the multiple time-sensitive data streams are connected to the same terminal.
- the second condition may include at least one of the following:
- the start time of data transmission for multiple time-sensitive data streams is different
- the listeners of multiple time-sensitive data streams are connected to different terminals.
- the first QoS-related information may include at least one of the following: transmission interval, data transmission interval related information, first GBR related parameters, first maximum data burst amount, The first delay budget information, the maximum packet size, the maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time sensitive.
- determining the relevant information of the data transmission interval according to the first information may include: the transmission interval in the transmission configuration information of the time-sensitive data stream, and the earliest data transmission in the transmission interval At least one of the start time offset, the latest data transmission start time offset within the transmission interval, the jitter time, and/or the bridge capability information determine the relevant information of the data transmission interval.
- the relevant information of the data transmission interval may include at least one of the following: the earliest data transmission start time in the transmission interval, the latest data transmission start time in the transmission interval, the data transmission start time in the transmission interval, and the data transmission end time in the transmission interval , The earliest data transmission start time offset within the transmission interval, and the latest data transmission start time offset within the transmission interval.
- determining the first GBR related parameter according to the first information may include: according to the transmission interval in the transmission configuration information of the time-sensitive data stream, the maximum data frame size , The maximum number of frames in the transmission interval, at least one of the earliest data transmission start time offset in the transmission interval, the latest data transmission start time offset in the transmission interval, the jitter time, and information about the data transmission interval (see 2.1 Description) to determine the first GBR related parameter.
- the first GBR related parameter may also be referred to as a GBR related parameter in the data transmission interval.
- the GBR (GFBR or MFBR) of the data transmission interval is set to the maximum data packet size ⁇ the maximum number of packets sent in the transmission interval/the first time interval.
- the first time interval may include at least one of the following:
- the end time of the transmission interval (or the end time of data transmission within the transmission interval) minus the start time of data transmission within the transmission interval;
- the transmission interval end time (or the data transmission end time within the transmission interval) minus the earliest data transmission start time within the transmission interval;
- the transmission interval end time (or the data transmission end time within the transmission interval) minus the latest data transmission start time within the transmission interval.
- determining the first maximum data burst according to the first information includes: according to the maximum frame size in the transmission configuration information of the time-sensitive data stream, and/or Or the maximum number of frames in the transmission interval determines the maximum data burst.
- the maximum data burst amount is set to the maximum frame size ⁇ the maximum number of frames sent within the transmission interval.
- the first maximum data burst can be understood as the maximum data burst in the data transmission interval.
- determining the first delay according to the first information includes: according to the latest transmission time of the data within the confirmed transmission interval (see description in 2.1), RAN At least one of the delay between the network element and the anchor UPF and the processing delay of the terminal determines the delay information between the terminal and the RAN network element.
- the first delay is the delay between the terminal and the RAN network element.
- delay between terminal and RAN network element latest transmission time of data-delay between RAN network element and anchor UPF-bridge delay of terminal-bridge delay of anchor UPF;
- Time delay between the terminal and the RAN network element the latest transmission time of the data-the time delay between the RAN network element and the anchor UPF-the bridge delay of the terminal-the bridge delay of the anchor UPF.
- the maximum packet size is the maximum frame size of the time-sensitive data stream.
- the maximum packet size is the maximum frame size of the multiple time-sensitive data flows.
- the maximum number of packets sent in the data sending interval is the maximum number of frames sent in the transmission interval of the time-sensitive data stream.
- the maximum number of packets sent in the data transmission interval is the sum of the maximum number of frames sent by the multiple time-sensitive data flows in the same transmission interval.
- determining the packet filter information according to the first information includes: including the packet filter information of the first QoS flow with the data frame specification of the time-sensitive data flow (Data Frame, such as Data in the IEEE 802.1Q series (Frame Specification); or, set the packet filter information of the first QoS flow to the data frame specification of the time-sensitive data flow.
- Data Frame such as Data in the IEEE 802.1Q series (Frame Specification)
- the packet filter information of the first QoS flow may be set to the data frame specification of the first time-sensitive data flow, which is used to convert the first time-sensitive data flow The data of the data flow is mapped to the first QoS flow.
- the packet filter information of the first QoS flow may include the data frame specification of the first time-sensitive data flow and the data frame specification of the second time-sensitive data flow , For mapping the data of the first time-sensitive data stream and the second time-sensitive data stream to the first QoS stream.
- determining whether the indication information is time sensitive according to the first information may include: setting the indication information indicating whether the first QoS flow is time sensitive to be time sensitive .
- the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream is sent to the first target end; further, the first container information may include time-sensitive Transmission configuration information or SRP message of the data stream; the SRP message includes transmission configuration information of the time-sensitive data stream.
- the first target end may include at least one of the following: a RAN network element, a terminal, and a CN network element (such as SMF, AMF, UPF).
- a RAN network element such as SMF, AMF, UPF.
- the first container may be transparent to the communication network element (such as AMF, SMF, and/or RAN network element) that transmits the first container, and visible to the terminal and/or the anchor gateway (such as the anchor UPF).
- the communication network element such as AMF, SMF, and/or RAN network element
- the anchor gateway such as the anchor UPF
- the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data flow is sent to the first target end.
- the first signaling related to establishing or modifying the first QoS flow (such as the signaling related to PDU session modification), the first QoS related information, the first container information, and/or the transmission configuration information of the time-sensitive data flow
- the first signaling related to establishing or modifying the first QoS flow such as the signaling related to PDU session modification
- the first QoS related information such as the signaling related to PDU session modification
- the first container information such as the signaling related to PDU session modification
- the transmission configuration information of the time-sensitive data flow To send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the first target end.
- the present disclosure it is supported to determine the QoS flow mapped by the sensitive data flow, the first QoS related information of the QoS flow and/or the sensitive data flow according to the transmission configuration information of the sensitive data flow and the capability of the network bridge formed by the network and the terminal Transfer configuration information. Confirm the first QoS-related information and/or the transmission configuration information of the sensitive data stream by transmitting, confirming that each communication device performing QoS guarantee reserves resources and the communication equipment at the bridge exit can meet the transmission configuration requirements of the sensitive data stream, thereby meeting the time Relevant requirements for sensitive communication service quality.
- an embodiment of the present disclosure also provides a method for supporting a time-sensitive communication service quality, which is applied to a second communication device, and the second communication device may include but is not limited to one of the following: SMF, AMF, the method may Including 501 and step 502.
- Step 501 Obtain first QoS related information, first container information, and/or transmission configuration information of a time-sensitive data stream;
- Step 502 Send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the second target end;
- the first container information may include time-sensitive data stream transmission configuration information or an SRP message; the SRP message includes time-sensitive data stream transmission configuration information.
- the first container may be transparent to the communication network element (such as AMF, SMF, and/or RAN network element) that transmits the first container, and visible to the terminal and/or the anchor gateway (such as the anchor UPF).
- the communication network element such as AMF, SMF, and/or RAN network element
- the anchor gateway such as the anchor UPF
- the second target end may include at least one of the following: a RAN network element, a terminal, and a CN network element (such as AMF, UPF).
- a RAN network element such as AMF, UPF.
- the second communication device when the first QoS-related information is authorized first QoS-related information, the second communication device is SMF, and the second target end may be AMF; or, the second communication device is AMF, the second The target end may be a RAN network element and/or a terminal.
- the second communication device is SMF and the second target end may be PCF; or, the second communication device is AMF and the second target end may be SMF.
- first QoS-related information when the first QoS flow is established or modified, first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data flow is obtained, and the first QoS flow is the time-sensitive data QoS flow for flow mapping.
- the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data flow is sent to the second target end.
- the flow is a QoS flow mapped by the time-sensitive data flow.
- the first QoS-related information by including the first QoS-related information, the first container information, and/or the transmission of the time-sensitive data flow in the related signaling for establishing or modifying the first QoS flow (such as the related signaling for PDU session modification) Configuration information, to send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the second target end.
- the related signaling for establishing or modifying the first QoS flow (such as the related signaling for PDU session modification) Configuration information to send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the second target end.
- the present disclosure it is supported to determine the QoS flow mapped by the sensitive data flow, the first QoS related information of the QoS flow and/or the sensitive data flow according to the transmission configuration information of the sensitive data flow and the capability of the network bridge formed by the network and the terminal Transfer configuration information. Confirm the first QoS-related information and/or the transmission configuration information of the sensitive data stream by transmitting, confirming that each communication device performing QoS guarantee reserves resources and the communication equipment at the bridge exit can meet the transmission configuration requirements of the sensitive data stream, thereby meeting the time Relevant requirements for sensitive communication service quality.
- the present disclosure also provides a method for supporting a time-sensitive communication service quality, which is applied to a third communication device, and the third communication device may include but is not limited to one of the following: RAN network element, terminal, and UPF.
- the method may include 601 and step 602.
- Step 601 Obtain first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data stream;
- the first container information may include transmission configuration information of a time-sensitive data stream or an SRP message; in the SRP message Contains transmission configuration information for time-sensitive data streams;
- Step 620 Perform the second operation according to the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream.
- the first container may be transparent to the communication network element (such as AMF, SMF, and/or RAN network element) that transmits the first container, and visible to the terminal and/or the anchor gateway (such as the anchor UPF).
- the communication network element such as AMF, SMF, and/or RAN network element
- the anchor gateway such as the anchor UPF
- first QoS-related information when the first QoS flow is established or modified, first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data flow is obtained, and the first QoS flow is the time-sensitive data QoS flow for flow mapping.
- receiving related signaling for establishing or modifying the first QoS flow (such as related signaling for PDU session modification)
- the information includes the first QoS related information, first container information, and/or time-sensitive data
- the transmission configuration information of the stream realizes receiving the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream.
- the second operation may include at least one of the following:
- the confirmation returns that the first QoS flow is established successfully or failed
- the first QoS flow is a QoS flow mapped by the time-sensitive data flow.
- performing QoS guarantee for the first QoS flow includes performing resource reservation operation for the first QoS flow, which may include at least one of the following: determining a scheduling delay budget, determining the size of the reserved resource block, and determining The number of reserved resource blocks.
- the delay budget for resource reservation is set to the latest transmission start time of the data in the data transmission interval—the air interface transmission delay.
- the RAN and the terminal perform different QoS guarantees for the first QoS flow.
- the RAN performs QoS guarantee for the first QoS flow according to the first QoS related information.
- the terminal performs QoS guarantee for the first QoS flow according to the transmission configuration information of the time-sensitive data flow and/or the first QoS-related information.
- the terminal receives the transmission configuration information of the time-sensitive data flow when the QoS flow is established.
- the terminal returns that the QoS flow establishment fails.
- the terminal receives the transmission configuration information of the time-sensitive data flow when the QoS flow is modified, and when the requirement of the transmission configuration information of the time-sensitive data flow cannot be met, the terminal returns that the QoS flow modification fails.
- the present disclosure it is supported to determine the QoS flow mapped by the sensitive data flow, the first QoS related information of the QoS flow and/or the sensitive data flow according to the transmission configuration information of the sensitive data flow and the capability of the network bridge formed by the network and the terminal Transfer configuration information. Confirm the first QoS-related information and/or the transmission configuration information of the sensitive data stream by transmitting, confirming that each communication device performing QoS guarantee reserves resources and the communication equipment at the bridge exit can meet the transmission configuration requirements of the sensitive data stream, thereby meeting the time Relevant requirements for sensitive communication service quality.
- an embodiment of the present disclosure provides a method for supporting time-sensitive communication service quality, which is applied to a fourth communication device.
- the fourth communication device may include, but is not limited to, one of the following: PCF, SMF, AMF, and terminal.
- the method may include step 701 and step 702.
- Step 701 Determine first QoS-related information.
- the first QoS-related information may include at least one of the following: transmission interval, data transmission interval related information, first GBR related parameters, first maximum data burst, first Delay budget information, maximum packet size, maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time-sensitive;
- Step 702 Send the first QoS-related information to the third target end.
- the first maximum data burst amount is the maximum data burst amount in the transmission interval.
- the relevant information of the data transmission interval includes at least one of the following: the earliest data transmission start time within the transmission interval, the latest data transmission start time within the transmission interval, and the data transmission within the transmission interval End Time.
- the data transmission interval may be one of the following: the time between the earliest data transmission start time in the transmission interval and the data transmission end time in the transmission interval; the latest data transmission start time in the transmission interval and the data transmission end time in the transmission interval Time between; transmission interval.
- the data transmission end time within the transmission interval may be the transmission interval end time.
- the earliest data transmission start time within the transmission interval can be reflected by the earliest time offset from the transmission interval start time.
- the latest data transmission start time within the transmission interval may be embodied as the latest time offset from the transmission interval start time.
- the data transmission start time may be the data transmission start offset + the transmission interval start time.
- the data transmission start offset is zero.
- the first GBR parameter is a data transmission interval GBR related parameter.
- the GBR related parameter in the data transmission interval refers to the GBR related parameter requirement in the data transmission interval. It is not difficult to understand that there is no data transmission outside the data transmission interval and no resource reservation is required.
- the GBR related parameters may include at least one of the following: uplink GFBR, uplink MFBR, downlink GFBR, and downlink MFBR.
- the first delay budget information may include at least one of the following: a delay budget cell in microsecond units, a delay budget cell in one symbol unit 3. Time delay budget cells in units of 0.5 milliseconds.
- the first delay budget information may be delay budget information between the terminal and the RAN network element. Further, the delay budget information may include at least one of the following: maximum delay budget and minimum delay budget.
- the delay budget information between the terminal and the RAN network element may include at least one of the following: end-to-end delay budget information between the terminal and the RAN network element, and between the terminal and the RAN Budget information for the transmission delay of each data packet. Further, the delay budget information between the terminal and the RAN network element may be delay information in units of microseconds or in units of one symbol.
- the maximum packet size and the maximum number of packets sent in the data transmission interval can guide resource reservation in the data interval.
- the first QoS related information may be the first QoS related information requested by the terminal.
- the first QoS related information may be carried in the requested QoS flow description and/or the requested QoS rules.
- the first QoS related information may be the first QoS related information authorized to the terminal.
- the first QoS related information may be carried in the authorized QoS flow description and/or the requested QoS rules.
- the third target end may be AMF; or, when the fourth communication device is AMF, the third target end may be SMF or PCF; Or, when the fourth communication device is SMF, the third target end is PCF.
- the present disclosure it is supported to determine the QoS flow mapped by the sensitive data flow, the first QoS related information of the QoS flow and/or the sensitive data flow according to the transmission configuration information of the sensitive data flow and the capability of the network bridge formed by the network and the terminal Transfer configuration information. Confirm the first QoS-related information and/or the transmission configuration information of the sensitive data stream by transmitting, confirming that each communication device performing QoS guarantee reserves resources and the communication equipment at the bridge exit can meet the transmission configuration requirements of the sensitive data stream, thereby meeting the time Relevant requirements for sensitive communication service quality.
- the application scenario 1 of the embodiment of the present disclosure mainly describes a process in which a PCF requests to establish a time-sensitive QoS flow. Please refer to Figure 8, including the following steps:
- Step 1 and Step 2 CNC sends user and/or network configuration information to PCF through AF.
- the PCF can index the SMF of the terminal and the service terminal according to the listener group in the user and/or network configuration information.
- the PCF configures the first QoS related information according to the user and/or network configuration information, and the bridge capability information formed by the terminal and the 3GPP network.
- Step 3 The PCF sends the first QoS related information to the SMF, requesting to establish or modify the corresponding QoS flow.
- the PCF sends the first QoS related information by sending a session management policy management modification request.
- Step 4 SMF sends N1N2 message to AMF.
- Step 5 AMF sends a protocol data unit (Protocol Data Unit, PDU) session resource modification request to the RAN network element, sends authorized first QoS related information to the RAN network element, and requests to establish a QoS flow.
- PDU Protocol Data Unit
- the PDU session modification request includes the QoS context and QoS flow identifier of the QoS flow, and NAS message (PDU session modification command).
- Step 6 The RAN network element sends an RRC reconfiguration request to the terminal.
- the RRC reconfiguration request includes the DRB configuration of the QoS flow mapping and the NAS message (PDU session modification command).
- Step 7 The terminal returns an RRC reconfiguration response to the RAN network element.
- Step 8 The RAN network element returns a PDU session resource modification response to the AMF.
- Step 9 AMF triggers the PDU session_SM context modification process to SMF.
- Step 10 the SMF sends a PDU session modification request of the N4 interface to the UPF to add a QoS flow for the first PDU session.
- the PDU session modification request of the N4 interface includes the newly added QoS rules of the QoS flow.
- Step 11 The terminal sends an uplink NAS message to the first network AMF.
- the NAS message contains that the PDU session modification is completed.
- Step 12 AMF triggers the PDU session_SM context modification process to SMF.
- Step 13 SMF sends a PDU session modification of the N4 interface to UPF.
- Step 14 SMF sends a session management policy management modification response to the PCF.
- Step 15 and Step 16 The PCF returns the user and/or network configuration status response to the CNC through AF.
- resource reservation and scheduling of time-sensitive data transmission can be supported, and the implementation of time-sensitive network applications in 3GPP networks can be supported.
- Application scenario 2 of the embodiment of the present disclosure mainly describes a process in which a terminal requests to establish a QoS flow.
- Step 1 The terminal sends an upstream NAS message to the AMF to add a QoS flow for the first PDU session.
- the NAS message may include a PDU session modification request, and the PDU session modification request may include the following information: the requested first QoS-related information.
- Step 2 AMF sends a PDU session_SM (session management) context modification request message to SMF.
- PDU session_SM session management
- the PDU session_SM context modification request may include the following information: the PDU session identifier of the first PDU session, the requested QoS rule and/or the requested QoS flow description.
- the requested QoS rule may include the first QoS related information.
- the requested QoS flow description may include the first QoS related information.
- the first network SMF Confirming the establishment of the QoS flow, the first network SMF returns a PDU session_SM context modification response to the first network AMF.
- Step 3 SMF initiates the association modification of the session management strategy.
- step 3 is an optional step.
- Step 4 SMF sends N1N2 message to AMF.
- Step 5 The AMF sends a PDU session resource modification request to the RAN network element, and sends authorized first QoS related information to the RAN network element, requesting the establishment of a QoS flow.
- the PDU session modification request may include the QoS context of the QoS flow and the QoS flow identifier, NAS message (PDU session modification command).
- Step 6 The RAN network element sends an RRC reconfiguration request to the terminal.
- the RRC reconfiguration request includes the DRB configuration of the QoS flow mapping and the NAS message (PDU session modification command).
- Step 7 The terminal returns a Radio Resource Control (RRC) reconfiguration response to the RAN network element.
- RRC Radio Resource Control
- Step 8 The RAN network element returns a PDU session resource modification response to the AMF.
- Step 9 AMF triggers the PDU session_SM context modification process to SMF.
- Step 10 The SMF sends a PDU session modification request of the N4 interface to the UPF to add a QoS flow for the first PDU session.
- the PDU session modification request of the N4 interface includes the newly added QoS rules of the QoS flow.
- step 10 is an optional step.
- Step 11 The terminal sends an uplink NAS message to the first network AMF.
- the NAS message contains the completion of the PDU session modification.
- Step 12 AMF triggers the PDU session_SM context modification process to SMF.
- Step 13 SMF sends a PDU session modification of the N4 interface to UPF.
- step 13 is an optional step.
- resource reservation and scheduling of time-sensitive data transmission can be supported, and the implementation of time-sensitive network applications in 3GPP networks can be supported.
- An embodiment of the present disclosure also provides a first communication device. Since the principle of the first communication device to solve the problem is similar to the method of supporting the time-sensitive communication service quality in the embodiment of the present disclosure, the implementation of the first communication device can be referred to The implementation of the method will not be described again.
- the first communication device 1100 includes:
- the first acquiring module 1001 is configured to acquire first information, where the first information includes at least one of the following: transmission configuration information of a time-sensitive data stream, and capability information of a network bridge;
- the first processing module 1002 is configured to perform a first operation according to the first information.
- the transmission configuration information of the time-sensitive data stream includes: user and/or network configuration information.
- the transmission configuration information of the time-sensitive data stream includes at least one of the following: transmission interval, maximum frame size, maximum number of frames sent in the transmission interval, earliest data transmission start time offset in the transmission interval, and maximum transmission interval Late data transmission start time offset, jitter time.
- the transmission configuration information of the time-sensitive data stream is: transmission configuration information of the received time-sensitive data stream; or, a time-sensitive data stream generated according to the transmission configuration information of the time-sensitive data stream in the received SRP message Transmission configuration information.
- the bridge capability information is capability information of a bridge formed by a terminal and a wireless communication network, and the capability information of the bridge includes: a bridge delay.
- the first operation includes at least one of the following:
- determining the QoS flow mapped by the time-sensitive data flow includes at least one of the following:
- the first condition includes at least one of the following:
- the start time of data transmission for multiple time-sensitive data streams is the same;
- the receiver listeners of the multiple time-sensitive data streams are connected to the same terminal;
- the second condition includes at least one of the following:
- the start time of data transmission for multiple time-sensitive data streams is different
- the listeners of multiple time-sensitive data streams are connected to different terminals.
- the first QoS-related information includes at least one of the following: transmission interval, data transmission interval related information, first GBR related parameters, first maximum data burst amount, first delay budget information, maximum packet Size, maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time-sensitive.
- determining relevant information of the data transmission interval includes:
- the earliest data transmission start time offset within the transmission interval the latest data transmission start time offset within the transmission interval, the jitter time, and/or bridge capabilities Information to determine relevant information for the data transmission interval.
- determining the first GBR related parameter according to the first information includes:
- the relevant information of the data transmission interval includes at least one of the following: the earliest data transmission start time in the transmission interval, the latest data transmission start time in the transmission interval, the data transmission start time in the transmission interval, and the data transmission in the transmission interval End time, start time offset of the earliest data transmission in the transmission interval, and start time offset of the latest data transmission in the transmission interval.
- determining the first maximum data burst according to the first information includes:
- the maximum data burst amount is determined according to the maximum frame size in the transmission configuration information of the time-sensitive data stream and/or the maximum number of frames sent in the transmission interval.
- determining the first delay budget information according to the first information includes:
- the delay budget information between the terminal and the RAN network element is determined according to at least one of the latest data transmission time within the confirmed transmission interval, the delay between the RAN network element and the anchor UPF, and the processing delay of the terminal.
- the maximum packet size is the maximum frame size of the time-sensitive data stream.
- determining the packet filter information based on the first information includes:
- Set the packet filter information of the first QoS flow to include the data frame specification of the time-sensitive data flow (Data, Frame, Specification, such as Data in the IEEE 802.1Q series); or, set the packet filter information of the first QoS flow to Data frame specifications for time-sensitive data streams.
- Data Data, Frame, Specification, such as Data in the IEEE 802.1Q series
- determining whether it is time-sensitive indication information according to the first information includes:
- the value of the indication information indicating whether the first QoS flow is time-sensitive is set to be time-sensitive.
- the first communication device further includes: a sending module, configured to send the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream to the first target end;
- the first container information includes transmission configuration information of a time-sensitive data stream or a stream reservation protocol SRP message; the SRP message includes transmission configuration information of a time-sensitive data stream.
- the sending module is further configured to: when establishing or modifying the first QoS flow, send the first QoS related information, the first container information, and/or the time sensitive data flow to the first target end Transfer configuration information.
- the first target end includes at least one of the following: a RAN network element, a terminal, and a CN network element.
- the first communication device provided by the embodiment of the present disclosure can execute the above method embodiments, and its implementation principles and technical effects are similar, and this embodiment will not repeat them here.
- An embodiment of the present disclosure also provides a second communication device. Since the principle of the second communication device to solve the problem is similar to the method of supporting the time-sensitive communication service quality in the embodiment of the present disclosure, the implementation of the second communication device can be referred to The implementation of the method will not be described again.
- an embodiment of the present disclosure further provides a second communication device.
- the second communication device 1100 includes:
- the second obtaining module 1101 is used to obtain the first QoS related information and/or the transmission configuration information of the time sensitive data stream;
- the first sending module 1102 is configured to send the first QoS-related information and/or transmission configuration information of the time-sensitive data stream to the second target end.
- the second obtaining module 1101 is further configured to: when establishing or modifying the first QoS flow, obtain first QoS-related information, first container information, and/or transmission configuration information of the time-sensitive data flow, the first The QoS flow is a QoS flow mapped by the time-sensitive data flow.
- the first sending module 1102 is further configured to: when establishing or modifying the first QoS flow, send the first QoS-related information, the first container information, and/or the transmission of the time-sensitive data flow to the second target end Configuration information, the first QoS flow is a QoS flow mapped by the time-sensitive data flow.
- the second target end includes at least one of the following: a RAN network element, a terminal, and a CN network element.
- the second communication device provided by the embodiment of the present disclosure can execute the above method embodiments, and its implementation principles and technical effects are similar, and this embodiment will not repeat them here.
- a third communication device is also provided in an embodiment of the present disclosure. Since the principle of the third communication device to solve the problem is similar to the method of supporting the time-sensitive communication service quality in the embodiment of the present disclosure, the implementation of the third communication device can be referred to The implementation of the method will not be described again.
- the third communication device 1200 includes:
- the receiving module 1201 is configured to obtain first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data stream, where the first container information includes transmission configuration information of a time-sensitive data stream or an SRP message;
- the SRP message includes transmission configuration information of the time-sensitive data stream;
- the second processing module 1202 is configured to perform a second operation according to the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data stream.
- the receiving module 1201 is further configured to: when the first QoS flow is established or modified, acquire the first QoS-related information, the first container information, and/or the transmission configuration information of the time-sensitive data flow.
- the second operation includes at least one of the following:
- the confirmation returns that the first QoS flow is established successfully or failed
- the first QoS flow is a QoS flow mapped by the time-sensitive data flow.
- performing QoS guarantee for the first QoS flow includes at least one of the following: determining a delay budget for scheduling, determining a size of reserved resource blocks, and determining the number of reserved resource blocks.
- the third communication device provided by the embodiment of the present disclosure can execute the above method embodiments, and its implementation principles and technical effects are similar, and this embodiment will not repeat them here.
- An embodiment of the present disclosure also provides a fourth communication device. Since the principle of the fourth communication device to solve the problem is similar to the method of supporting the time-sensitive communication service quality in the embodiment of the present disclosure, the implementation of the fourth communication device can be referred to The implementation of the method will not be described again.
- the fourth communication device 1300 includes:
- the first determining module 1301 is configured to determine first QoS-related information, where the first QoS-related information includes at least one of the following: a transmission interval, information about a data transmission interval, a first GBR related parameter, and a first maximum data burst Amount, first delay budget information, maximum packet size, maximum number of packets sent in the data transmission interval, packet filter information, and indication information indicating whether it is time-sensitive;
- the second sending module 1302 is configured to send the first QoS related information to the third target end.
- the relevant information of the data transmission interval includes at least one of the following: the earliest data transmission start time in the transmission interval, the latest data transmission start time in the transmission interval, and the data transmission end time in the transmission interval.
- the first GBR parameter is a data transmission interval GBR related parameter.
- the data transmission interval is any one of the following: the time between the earliest data transmission start time within the transmission interval and the data transmission end time within the transmission interval; the latest data transmission start time within the transmission interval and the data within the transmission interval The time between sending end times; the transmission interval.
- the first delay budget information includes at least one of the following: a delay budget cell in microseconds, a delay budget cell in one symbol, and a delay in 0.5 milliseconds Budget cells.
- the first delay budget information is delay budget information between the terminal and the RAN network element.
- the fourth communication device provided by the embodiment of the present disclosure can execute the above method embodiments, and its implementation principles and technical effects are similar, which will not be repeated here in this embodiment.
- an embodiment of the present disclosure provides a communication device 1400, including: a processor 1401, a transceiver 1402, a memory 1403, and a bus interface.
- the processor 1401 may be responsible for managing the bus architecture and general processing.
- the memory 1403 may store data used by the processor 1401 when performing operations.
- the communication device 1400 may further include: a computer program stored on the memory 1403 and executable on the processor 1401.
- the computer program is implemented when the processor 1401 executes: acquiring first information, the first information including at least one of the following: transmission configuration information of a time-sensitive data stream, and capability information of a network bridge ; Perform the first operation according to the first information.
- the computer program is implemented when executed by the processor 1401: acquiring first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data stream; sending to the second target The first QoS-related information, the first container information and/or the transmission configuration information of the time-sensitive data stream; wherein, the first container information includes the transmission configuration information of the time-sensitive data stream or an SRP message; the SRP message includes Transmission configuration information for time-sensitive data streams.
- the computer program is implemented when executed by the processor 1401: acquiring first QoS-related information, first container information, and/or transmission configuration information of a time-sensitive data stream, wherein the first container The information includes the transmission configuration information of the time-sensitive data stream or the SRP message; the SRP message includes the transmission configuration information of the time-sensitive data stream; based on the first QoS-related information, the first container information, and/or the time-sensitive data stream To transfer configuration information to perform the second operation.
- the computer program is implemented when the processor 1401 executes: determining first QoS-related information, the first QoS-related information includes at least one of the following: transmission interval, and data transmission interval related information , The first GBR related parameters, the first maximum data burst, the first delay budget information, the maximum packet size, the maximum number of packets sent in the data transmission interval, the packet filter information, the indication information indicating whether it is time sensitive; to the third The target sends the first QoS related information.
- the bus architecture may include any number of interconnected buses and bridges, specifically, one or more processors represented by the processor 1401 and various circuits of the memory represented by the memory 1403 are linked together.
- the bus architecture can also link various other circuits such as peripheral devices, voltage regulators, and power management circuits, etc., which are well known in the art, and therefore, they will not be further described in the embodiments of the present disclosure .
- the bus interface provides an interface.
- the transceiver 1402 may be a plurality of elements, including a transmitter and a receiver, and provides a unit for communicating with various other devices on a transmission medium.
- the communication device provided by the embodiment of the present disclosure can execute the above method embodiments, and its implementation principles and technical effects are similar, and this embodiment will not repeat them here.
- Embodiments of the present disclosure also provide a computer-readable storage medium that stores a computer program on the computer-readable storage medium, and when the computer program is executed by a processor, implements various processes of the above-described method embodiments supporting time-sensitive communication service quality And can achieve the same technical effect, in order to avoid repetition, no more details here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
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Abstract
Description
Claims (40)
- 一种支持时间敏感通信服务质量的方法,应用于第一通信设备,包括:获取第一信息,所述第一信息包括以下至少一项:时间敏感数据流的传送配置信息、网桥的能力信息;根据所述第一信息,执行第一操作。
- 根据权利要求1所述的方法,其中,所述时间敏感数据流的传送配置信息包括以下至少一项:传送间隔、最大帧大小、传送间隔内最大发帧数量、传送间隔内最早数据发送开始时间偏移、传送间隔内最晚数据发送开始时间偏移、抖动时间。
- 根据权利要求1所述的方法,其中,所述网桥能力信息为终端和无线通信网络构成的网桥的能力信息,所述网桥的能力信息包括:网桥时延。
- 根据权利要求1所述的方法,其中,所述第一操作包括以下至少一项:确定时间敏感数据流映射的服务质量QoS流;确定第一QoS流的第一QoS相关信息,所述第一QoS流为所述时间敏感数据流映射的QoS流;确定是否映射独立承载资源的指示;以及,确定时间敏感数据流的配置信息。
- 根据权利要求4所述的方法,其中,根据第一信息,确定时间敏感数据流映射的QoS流,包括以下至少一项:当满足第一条件时,将多个时间敏感数据流映射为同一QoS流;当满足第二条件时,将不同的时间敏感数据流映射为不同的QoS流;将每个时间敏感数据流映射为独立的QoS流。
- 根据权利要求5所述的方法,其中,所述第一条件包括以下至少一项:多个时间敏感数据流具有相同的传送间隔;多个时间敏感数据流的数据发送开始时间相同;多个时间敏感数据流具有相同的业务传送规范;所述多个时间敏感数据流的接收端listener连接同一个终端;所述第二条件包括以下至少一项:多个时间敏感数据流具有不同的传送间隔;多个时间敏感数据流的数据发送开始时间不同;多个时间敏感数据流具有不同的业务传送规范;多个时间敏感数据流的listener连接到不同的终端。
- 根据权利要求4所述的方法,其中,所述第一QoS相关信息包括以下至少一项:传送间隔、数据发送区间的相关信息、第一保证比特速率GBR相关参数、第一最大数据突发量、第一时延预算信息、最大包大小、数据发送区间内最大发包数量、包过滤器信息、指示是否时间敏感的指示信息。
- 根据权利要求7所述的方法,其中,根据第一信息,确定数据发送区间的相关信息,包括:根据时间敏感数据流的传送配置信息中的传送间隔、传送间隔内最早数据发送开始时间偏移、传送间隔内最晚数据发送开始时间偏移、抖动时间的至少一项和/或网桥的能力信息,确定数据发送区间的相关信息。
- 根据权利要求7所述的方法,其中,根据第一信息,确定第一GBR相关参数,包括:根据时间敏感数据流的传送配置信息中的传送间隔、最大数据帧大小、传送间隔内最大发帧数量、传送间隔内最早数据发送开始时间偏移、传送间隔内最晚数据发送开始时间偏移、抖动时间中的至少一项和数据发送区间的相关信息,确定所述第一GBR相关参数。
- 根据权利要求8或9所述的方法,其中,所述数据发送区间的相关信息包括以下至少一项:传送间隔内最早数据发送开始时间,传送间隔内最晚数据发送开始时间、传送间隔内数据发送开始时间、传送间隔内数据发送结束时间、传送间隔内最早数据发送开始时间偏移、传送间隔内最晚数据发送开始时间偏移。
- 根据权利要求7所述的方法,其中,根据第一信息,确定第一最大数据突发量,包括:根据时间敏感数据流的传送配置信息中的最大帧大小和/或传送间隔内 最大发帧数量确定最大数据突发量。
- 根据权利要求7所述的方法,其中,根据第一信息,确定第一时延预算信息,包括:根据确认的传送间隔内数据最晚发送时间、无线接入网RAN网元与锚点UPF间时延和终端的处理时延中的至少一项,确定所述终端与RAN网元间时延预算信息。
- 根据权利要求7所述的方法,其中,所述最大包大小为时间敏感数据流的最大帧大小。
- 根据权利要求7所述的方法,其中,根据第一信息,确定包过滤器信息,包括:将所述第一QoS流的包过滤器信息包含所述时间敏感数据流的数据帧规范;或者,将所述第一QoS流的包过滤器信息设置为所述时间敏感数据流的数据帧规。
- 根据权利要求7所述的方法,其中,根据第一信息,确定指示是否为时间敏感的指示信息,包括:将指示所述第一QoS流是否为时间敏感的指示信息的取值设置为时间敏感。
- 根据权利要求4所述的方法,其中,所述方法还包括:向第一目标端发送所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息;其中,所述第一容器信息中包含时间敏感数据流的传送配置信息或流保留协议SRP消息;所述SRP消息中包含时间敏感数据流的传送配置信息。
- 根据权利要求16所述的方法,其中,向第一目标端发送所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,包括:在建立或修改第一QoS流时,向所述第一目标端发送所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息。
- 根据权利要求16所述的方法,其中,所述第一目标端包括以下至少一项:RAN网元、终端、CN网元。
- 一种支持时间敏感通信服务质量的方法,应用于第二通信设备,包括:获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息;向第二目标端发送第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息;其中,所述第一容器信息中包含时间敏感数据流的传送配置信息或SRP消息;所述SRP消息中包含时间敏感数据流的传送配置信息。
- 根据权利要求19所述的方法,其中,获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,包括:在建立或修改第一QoS流时,获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,所述第一QoS流为所述时间敏感数据流映射的QoS流。
- 根据权利要求19所述的方法,其中,向第二目标端发送第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,包括:在建立或修改第一QoS流时,向第二目标端发送所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,所述第一QoS流为所述时间敏感数据流映射的QoS流。
- 根据权利要求21所述的方法,其中,所述第二目标端包括以下至少一项:RAN网元、终端、CN网元。
- 一种支持时间敏感通信服务质量的方法,应用于第三通信设备,包括:获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,其中所述第一容器信息中包含时间敏感数据流的传送配置信息或SRP消息;所述SRP消息中包含时间敏感数据流的传送配置信息;根据所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,执行第二操作。
- 根据权利要求23所述的方法,其中,所述第一QoS相关信息包括以下至少一项:传送间隔、数据发送区间的相关信息、第一保证比特速率GBR相关参数、第一最大数据突发量、第一时延预算信息、最大包大小、数据发送区间内最大发包数量、包过滤器信息、指示是否时间敏感的指示信息。
- 根据权利要求24所述的方法,其中,所述第一时延预算信息是终端与RAN网元间时延预算信息。
- 根据权利要求23所述的方法,其中,获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,包括:在建立或修改第一QoS流时,获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,所述第一QoS流为所述时间敏感数据流映射的QoS流。
- 根据权利要求23所述的方法,其中,所述第二操作包括以下至少一项:将第一QoS流映射为独立的DRB;为第一QoS流进行QoS保障;确认返回第一QoS流建立成功或建立失败;确认返回第一QoS流修改成功或修改失败;其中,所述第一QoS流为所述时间敏感数据流映射的QoS流。
- 根据权利要求27所述的方法,其中,为第一QoS流进行QoS保障包括以下至少一项:确定调度的时延预算、确定预留资源块的大小、确定预留资源块的数量。
- 一种支持时间敏感通信服务质量的方法,应用于第四通信设备,包括:确定第一QoS相关信息,所述第一QoS相关信息包括以下至少一项:传送间隔,数据发送区间的相关信息、第一GBR相关参数、第一最大数据突发量、第一时延预算信息、最大包大小、数据发送区间内最大发包数量、包过滤器信息、指示是否时间敏感的指示信息;向第三目标端发送第一QoS相关信息。
- 根据权利要求29所述的方法,其中,所述数据发送区间的相关信息包括以下至少一项:传送间隔内最早数据发送开始时间,传送间隔内最晚数据发送开始时间、传送间隔内数据发送结束时间。
- 根据权利要求29所述的方法,其中,当所述第一QoS相关信息包括所述数据发送区间的相关信息时,所述第一GBR参数为数据发送区间GBR相关参数。
- 根据权利要求29所述的方法,其中,所述数据发送区间为以下任意一项:传送间隔内最早数据发送开始时间与传送间隔内数据发送结束时间之间的时间;传送间隔内最晚数据发送开始时间与传送间隔内数据发送结束时间之间的时间;传送间隔。
- 根据权利要求29所述的方法,其中,所述第一时延预算信息包括以下至少一项:以微秒为单位的时延预算信元、以一个符号为单位的时延预算信元、以0.5毫秒为单位的时延预算信元。
- 根据权利要求29所述的方法,其中,所述第一时延预算信息是终端与RAN网元间时延预算信息。
- 一种第一通信设备,包括:第一获取模块,用于获取第一信息,所述第一信息包括以下至少一项:时间敏感数据流的传送配置信息、网桥的能力信息;第一处理模块,用于根据所述第一信息,执行第一操作。
- 一种第二通信设备,包括:第二获取模块,用于获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息;第一发送模块,用于向第二目标端发送第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息。
- 一种第三通信设备,包括:接收模块,用于获取第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,其中所述第一容器信息中包含时间敏感数据流的传送配置信息或SRP消息;所述SRP消息中包含时间敏感数据流的传送配置信息;第二处理模块,用于根据所述第一QoS相关信息、第一容器信息和/或时间敏感数据流的传送配置信息,执行第二操作。
- 一种第四通信设备,包括:第一确定模块,用于确定第一QoS相关信息,所述第一QoS相关信息包括以下至少一项:传送间隔,数据发送区间的相关信息、第一GBR相关参数、第一最大数据突发量、第一时延预算信息、最大包大小、数据发送区间内最 大发包数量、包过滤器信息、指示是否时间敏感的指示信息;第二发送模块,用于向第三目标端发送第一QoS相关信息。
- 一种通信设备,包括:处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序,所述程序被所述处理器执行时实现如权利要求1至18中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者实现如权利要求19至22中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者,实现如权利要求23至28中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者,实现如权利要求29至34中任一项所述的支持时间敏感通信服务质量的方法的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至18中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者实现如权利要求19至22中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者,实现如权利要求23至28中任一项所述的支持时间敏感通信服务质量的方法的步骤;或者,实现如权利要求29至34中任一项所述的支持时间敏感通信服务质量的方法的步骤。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115065646A (zh) * | 2022-04-29 | 2022-09-16 | 中国电子技术标准化研究院 | 一种基于软硬件协同的报文定时发送方法及装置 |
CN115065646B (zh) * | 2022-04-29 | 2024-04-02 | 中国电子技术标准化研究院 | 一种基于软硬件协同的报文定时发送方法及装置 |
Also Published As
Publication number | Publication date |
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JP7198933B2 (ja) | 2023-01-04 |
CN111278049B (zh) | 2022-02-18 |
EP3910893A1 (en) | 2021-11-17 |
US20210344735A1 (en) | 2021-11-04 |
US11503100B2 (en) | 2022-11-15 |
JP2022517015A (ja) | 2022-03-03 |
CN111278049A (zh) | 2020-06-12 |
EP3910893A4 (en) | 2022-03-09 |
KR20210103557A (ko) | 2021-08-23 |
KR102654787B1 (ko) | 2024-04-03 |
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