WO2021209034A1 - 一种数据传输的方法及通信装置 - Google Patents
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Definitions
- the field of communication technology of the present application in particular, relates to a data transmission method and communication device.
- Extended reality is a general term for various reality-related technologies, specifically including: virtual reality (virtual reality, VR for short), augmented reality (AR) and mixed reality (MR for short).
- VR virtual reality
- AR augmented reality
- MR mixed reality
- the embodiments of the present application provide a data transmission method and communication device to meet the transmission requirements of high-speed and low-latency services, and improve the user experience.
- an embodiment of the present application provides a data transmission method, which may include:
- the first core network functional entity receives the multi-stream transmission information of the service, and the multi-stream transmission information may be used to instruct the service to be transmitted through the first offload data and the second offload data;
- the first core network function entity may generate first quality of service QoS configuration information and second QoS configuration information according to the multi-stream transmission information, the first QoS configuration information corresponds to the first offload data, and the second QoS configuration information corresponds to the second offload data ;
- the first core network function entity may output the first QoS configuration information and the second QoS configuration information to other devices.
- the QoS configuration information corresponding to the number of offload data can be configured and output, thereby realizing that different offload data are shared with one Corresponding QoS configuration, and finally realize the distribution of business data and the transmission of QoS.
- it can ensure that important parts of the service data are guaranteed first, thereby increasing the user capacity of the system and ensuring that users get a good user experience.
- the method further includes:
- the first core network functional entity generates associated information, which can be used to indicate that the first offload data and the second offload data have an associated relationship with the service;
- the first core network functional entity can output the associated information to other devices.
- the method further includes:
- the first core network functional entity generates first reception indication information, where the first reception indication information may be used to indicate the order of receiving the first offload data and the second offload data.
- the first core network functional entity may output the first reception indication information to other devices.
- differentiated reception of different offloaded data can be realized, for example, the more important data can be received preferentially, thereby improving the effect of data transmission.
- the method further includes:
- the first core network functional entity generates second reception indication information, and the second reception indication information may be used to indicate to ignore the first offload data and/or the second offload data.
- the first core network functional entity may output the second reception indication information to other devices.
- the first shunt data is data within the FOV of the field of view
- the second shunt data is data outside the FOV of the field of view.
- shunt data of different importance can be obtained, which in turn can ensure that the shunt data with higher importance is better guaranteed for transmission.
- the first offloaded data is base layer data
- the second offloaded data is enhanced layer data
- offload data of different importance can be obtained, thereby ensuring that the offload data with higher importance is better guaranteed for transmission.
- the first split data is I frame data, I slice data, or I slice data generated by video encoding
- the second split data is P frame data and P slice data generated by corresponding video encoding. Slice data or P striped data.
- the first split data is 360-degree background stream data
- the second split data is foreground stream data within the field of view.
- the first offloaded data is voice data
- the second offloaded data is video data
- the first offload data is action data or control information data
- the second offload data is picture data, video data, or voice data.
- the first split data is left-eye video data
- the second split data is right-eye video data
- the first offloaded data is rendering metadata
- the second offloaded data is video data
- the first QoS configuration information includes parameter information of the delay and/or parameter information of the packet loss rate
- the second QoS configuration information includes parameter information of the delay range and/or the packet loss rate range. Parameter information.
- a dynamically changing range of QoS parameters can be configured for offload data with lower importance, so that the system can flexibly adjust the transmission of offload data with lower importance according to the current resource status.
- the embodiments of the present application provide a data transmission method, which may include:
- the second core network function entity obtains the first quality of service QoS configuration information and the second QoS configuration information, as well as the first offload data and the second offload data;
- the second core network functional entity processes the first offload data according to the first QoS configuration information, and processes the second offload data according to the second QoS configuration information;
- the second core network functional entity outputs the processed first offload data and the processed second offload data.
- the second core network functional entity processes the first offload data according to the first QoS configuration information, which may specifically include:
- the second core network function entity binds the first QoS identifier in the first QoS configuration information with the first offload data
- the second core network functional entity processes the second offload data according to the second QoS configuration information, which may specifically include:
- the second core network function entity binds the second QoS identifier in the second QoS configuration information with the second offload data.
- the first shunt data is data within the FOV of the field of view
- the second shunt data is data outside the FOV of the field of view.
- the first offloaded data is basic layer data
- the second offloaded data is enhanced layer data
- the first split data is I frame data, I slice data, or I slice data generated by video encoding
- the second split data is P frame data and P slice data generated by corresponding video encoding. Slice data or P striped data.
- the first split data is 360-degree background stream data
- the second split data is foreground stream data within the field of view.
- the first offloaded data is voice data
- the second offloaded data is video data
- the first offload data is action data or control information data
- the second offload data is picture data, video data, or voice data.
- the first split data is left-eye video data
- the second split data is right-eye video data
- the first offloaded data is rendering metadata
- the second offloaded data is video data
- the first QoS configuration information includes parameter information of the delay and/or parameter information of the packet loss rate
- the second QoS configuration information includes parameter information of the delay range and/or the packet loss rate range. Parameter information.
- an embodiment of the present application provides a communication device, which may include:
- the transceiver module is used to receive multi-stream transmission information of the service, and the multi-stream transmission information can be used to instruct the service to be transmitted through the first offload data and the second offload data;
- the processing module is configured to generate first quality of service QoS configuration information and second QoS configuration information according to the multi-stream transmission information, where the first QoS configuration information corresponds to the first offload data, and the second QoS configuration information corresponds to the second offload data;
- the transceiver module is also used to output the first QoS configuration information and the second QoS configuration information.
- processing module is also used to:
- association information the association information being used to indicate that the first offload data and the second offload data have an association relationship with the service
- the transceiver module is also used to output associated information.
- processing module is also used to:
- first reception indication information may be used to indicate the order of receiving the first offload data and the second offload data
- the transceiver module is also used to output the first receiving instruction information.
- processing module is also used to:
- Generating second reception indication information where the second reception indication information may be used to indicate to ignore the first offload data and/or the second offload data;
- the transceiver module is also used to output second receiving indication information.
- the first shunt data is data within the FOV of the field of view
- the second shunt data is data outside the FOV of the field of view.
- the first offloaded data is base layer data
- the second offloaded data is enhanced layer data
- the first split data is I frame data, I slice data, or I slice data generated by video encoding
- the second split data is P frame data and P slice data generated by corresponding video encoding. Slice data or P striped data.
- the first split data is 360-degree background stream data
- the second split data is foreground stream data within the field of view.
- the first offloaded data is voice data
- the second offloaded data is video data
- the first offload data is action data or control information data
- the second offload data is picture data, video data, or voice data.
- the first split data is left-eye video data
- the second split data is right-eye video data
- the first offloaded data is rendering metadata
- the second offloaded data is video data
- the first QoS configuration information includes parameter information of the delay and/or parameter information of the packet loss rate
- the second QoS configuration information includes parameter information of the delay range and/or the packet loss rate range. Parameter information.
- an embodiment of the present application provides a communication device, which may include:
- the transceiver module is configured to obtain first quality of service QoS configuration information and second QoS configuration information, as well as first offload data and second offload data;
- the processing module is configured to process the first offload data according to the first QoS configuration information, and process the second offload data according to the second QoS configuration information;
- the transceiver module is also used to output the processed first offload data and the processed second offload data.
- the communication device may be the second core network functional entity as described in the second aspect of the present application, which may obtain the first QoS configuration information and the second core network functional entity from the first core network functional entity. QoS configuration information, and obtain the first offload data and the second offload data from the server, and then process the offload data according to the obtained QoS configuration information.
- the communication device may be a terminal, which can obtain the first QoS configuration information and the second QoS configuration information from the first core network functional entity, and obtain the first offload data and the first offload data for offloading the data it needs to send. The second offload data is then processed according to the obtained QoS configuration information.
- the terminal may also use different transmission modes to send different offload data according to the QoS configuration information corresponding to the different offload data.
- the processing module is specifically used to:
- the first shunt data is data within the FOV of the field of view
- the second shunt data is data outside the FOV of the field of view.
- the first offloaded data is basic layer data
- the second offloaded data is enhanced layer data
- the first split data is I frame data, I slice data, or I slice data generated by video encoding
- the second split data is P frame data and P slice data generated by corresponding video encoding. Slice data or P striped data.
- the first split data is 360-degree background stream data
- the second split data is foreground stream data within the field of view.
- the first offloaded data is voice data
- the second offloaded data is video data
- the first offload data is action data or control information data
- the second offload data is picture data, video data, or voice data.
- the first split data is left-eye video data
- the second split data is right-eye video data
- the first offloaded data is rendering metadata
- the second offloaded data is video data
- the first QoS configuration information includes parameter information of the delay and/or parameter information of the packet loss rate
- the second QoS configuration information includes parameter information of the delay range and/or the packet loss rate range. Parameter information.
- an embodiment of the present application provides a communication device, which may include:
- the processor is coupled with the memory, and the memory is used to store a program or instruction.
- the communication device executes the method as in the first aspect or any one of the first aspect.
- an embodiment of the present application provides a device.
- the device provided in the present application has the function of realizing the behavior of the communication device in the method of the above-mentioned first aspect, and includes means for executing the steps or functions corresponding to the steps or functions described in the method of the above-mentioned first aspect.
- the steps or functions can be realized by software, or by hardware (such as a circuit), or by a combination of hardware and software.
- the foregoing device includes one or more processors and communication units.
- One or more processors are configured to support the device to perform corresponding functions of the communication device in the method of the first aspect described above.
- the device may further include one or more memories, where the memory is used for coupling with the processor and stores necessary program instructions and/or data for the device.
- One or more memories may be integrated with the processor, or may be provided separately from the processor. This application is not limited.
- the device may be a functional entity in the core network, such as a network open function entity NEF, a policy and charging function entity PCF, a session management function entity SMF, etc.
- the communication unit may be a transceiver or a transceiver circuit.
- the transceiver may also be an input/output circuit or interface.
- the device can also be a communication chip.
- the communication unit may be an input/output circuit or interface of a communication chip.
- the above device includes a transceiver, a processor, and a memory.
- the processor is used to control the transceiver or the input/output circuit to send and receive signals
- the memory is used to store a computer program
- the processor is used to run the computer program in the memory so that the device executes the first aspect or any one of the first aspect It is possible to implement the method performed by the remote unit in the mode.
- an embodiment of the present application provides a device.
- the device provided in the present application has the function of realizing the behavior of the communication device in the method of the above second aspect, and it includes means for executing the steps or functions corresponding to the steps or functions described in the method of the above second aspect.
- the steps or functions can be realized by software, or by hardware (such as a circuit), or by a combination of hardware and software.
- the foregoing device includes one or more processors and communication units.
- One or more processors are configured to support the device to perform the corresponding functions of the communication device in the method of the second aspect described above.
- the device may further include one or more memories, where the memory is used for coupling with the processor and stores necessary program instructions and/or data for the device.
- One or more memories may be integrated with the processor, or may be provided separately from the processor. This application is not limited.
- the device may be a functional entity in the core network, such as a user plane functional entity UPF, etc.
- the communication unit may be a transceiver or a transceiver circuit.
- the transceiver may also be an input/output circuit or interface.
- the device can also be a communication chip.
- the communication unit may be an input/output circuit or interface of a communication chip.
- the above device includes a transceiver, a processor, and a memory.
- the processor is used to control the transceiver or the input/output circuit to send and receive signals
- the memory is used to store a computer program
- the processor is used to run the computer program in the memory so that the device executes the second aspect or any one of the second aspect It is possible to implement the method performed by the remote unit in the mode.
- a computer-readable storage medium on which a computer program or instruction is stored.
- the computer program or instruction executes the method in the first aspect or any one of the possible implementation manners of the first aspect Instructions.
- a computer-readable storage medium on which a computer program or instruction is stored.
- the computer executes the method in the second aspect or any one of the possible implementation manners of the second aspect Instructions.
- a computer program product includes: computer program code, which when the computer program code runs on a computer, causes the computer to execute the foregoing first aspect or any one of the possible implementation manners of the first aspect Methods.
- a computer program product includes: computer program code, which when the computer program code runs on a computer, causes the computer to execute the above-mentioned second aspect or any one of the possible implementation manners of the second aspect In the method.
- a system which includes the above-mentioned two communication devices, a server, an access network device, and a terminal.
- the thirteenth aspect provides a data transmission method, including:
- the sending device offloads the data of the service to obtain first offload data and second offload data, where the first offload data corresponds to the first quality of service QoS configuration information, and the second offload data corresponds to the second QoS configuration information;
- the sending device sends the first offload data and the second offload data to the receiving device.
- the sending device offloads the data of the service to obtain the first offload data and the second offload data, including:
- the sending device splits the service data according to the field of view area where the data in the FOV of the human eye's field of view is located, to obtain the first split data and the second split data;
- the sending device splits the service data according to the high-efficiency scalable video coding SHVC mode to obtain the first split data and the second split data;
- the sending device splits the service data according to the field of view area where the data in the FOV of the human eye is located and the SHVC mode to obtain the first split data and the second split data.
- the sending device is the service server and the receiving device is the first terminal, and the method further includes:
- the server sends the multi-stream transmission information of the service to the first core network functional entity
- the multi-stream transmission information of the service includes the service identification information of the service, the flow identification information of the first offload data and the flow identification information of the second offload data, and the QoS requirement information during multi-stream transmission;
- the first offload data and the second offload data from the sending device to the receiving device include:
- the server sends the first offload data and the second offload data to the first terminal through the second core network functional entity and the access network device that have acquired the first QoS configuration information and the second QoS configuration information.
- the sending device is the first terminal and the receiving device is the service server, and the method further includes:
- the first terminal obtains first QoS configuration information and second QoS configuration information
- the sending device sending the first offload data and the second offload data to the receiving device includes:
- the first terminal sends the first offload data to the server through the access network device and the second core network functional entity that have obtained the first QoS configuration information and the second QoS configuration information And the second shunt data.
- the sending device has a device-to-device D2D transmission requirement
- the sending device is the first terminal and the receiving device is the second terminal
- the method further includes:
- the sending device obtains the first QoS configuration information and the second QoS configuration information
- the sending device sending the first offload data and the second offload data to the receiving device includes:
- the first terminal sends the first offload data and the second offload data to the second terminal according to the first QoS configuration information and the second QoS configuration information.
- the sending device is the first terminal and the receiving device is the second terminal, and the method further includes:
- the first terminal sends the multi-stream transmission information of the service to the access point of the wireless local area network;
- the multi-stream transmission information of the service includes the service identification information of the service, the flow identification information of the first offload data and the flow identification information of the second offload data, and the QoS requirement information during multi-stream transmission;
- the first terminal obtains the first QoS configuration information and the second QoS configuration information; the first QoS configuration information and the second QoS configuration information are configured by the access point of the wireless local area network;
- the sending device sending the first offload data and the second offload data to the receiving device includes:
- the first terminal sends the first offload data and the second offload data to the second terminal through the access point of the wireless local area network according to the first QoS configuration information and the second QoS configuration information.
- the method further includes:
- the server sends the multi-stream transmission information of the service to the operator's network function entity or the access point of the wireless local area network;
- the multi-stream transmission information of the service includes the service identification information of the service, the flow identification information of the first offload data and the flow identification information of the second offload data, and the QoS requirement information during multi-stream transmission;
- the sending device sending the first offload data and the second offload data to the receiving device includes:
- the server sends the first offload data and the second offload data to the first terminal and the second terminal through the operator network function entity and the wireless local area network access point that have acquired the first QoS configuration information and the second QoS configuration information.
- the sending device if the sending device has a relay transmission requirement, the sending device sends the first offload data and the second offload data to the receiving device through the relay device.
- the fourteenth aspect provides a data transmission system, which may include:
- the sending device is used to offload the data of the service to obtain the first offload data and the second offload data;
- the first core network functional entity is used to receive the multi-stream transmission information of the service, and the multi-stream transmission information is used to instruct the service to be transmitted through the first offload data and the second offload data; generate the first quality of service QoS configuration according to the multi-stream transmission information Information and second QoS configuration information, the first QoS configuration information corresponds to the first offload data, and the second QoS configuration information corresponds to the second offload data; the first QoS configuration information and the second QoS configuration information are sent to the second core network Functional entities, access network equipment and receiving equipment;
- the second core network functional entity is used to obtain the first QoS configuration information and the second QoS configuration information, as well as the first offload data and the second offload data; perform binding processing on the first offload data according to the first QoS configuration information, and Bind the second offload data according to the second QoS configuration information; output the processed first offload data and the processed second offload data;
- the access network device is configured to receive the processed first offload data and the processed second offload data output by the second core network functional entity, and determine the value of the first offload data according to the first QoS configuration information and the second QoS configuration information A first transmission method and a second transmission method of the second offload data; sending the first offload data to the receiving device based on the first transmission method, and sending the second offload data to the receiving device based on the second transmission method;
- the receiving device is configured to receive the first QoS configuration information and the second QoS configuration information, and to receive the first offload data sent by the access network device based on the first transmission mode and the second offload data sent based on the second transmission mode, and is used to receive The received data is demodulated and decoded.
- the fifteenth aspect provides a data transmission system, including:
- the sending device is used to offload the data of the service to obtain the first offload data and the second offload data;
- the first core network functional entity is used to receive the multi-stream transmission information of the service, and the multi-stream transmission information is used to instruct the service to be transmitted through the first offload data and the second offload data; generate the first quality of service QoS configuration according to the multi-stream transmission information Information and second QoS configuration information, the first QoS configuration information corresponds to the first offload data, and the second QoS configuration information corresponds to the second offload data; the first QoS configuration information and the second QoS configuration information are sent to the second core network Functional entities, access network equipment and sending equipment;
- the sending device is also used to obtain the first QoS configuration information and the second QoS configuration information, bind the first offload data according to the first QoS configuration information, and bind the second offload data according to the second QoS configuration information Processing; Determine the first transmission method of the first offload data and the second transmission method of the second offload data according to the first QoS configuration information and the second QoS configuration information; send the first offload data to the access network device based on the first transmission method , And sending second offload data to the access network device based on the second transmission mode;
- the access network device is used to receive the first QoS configuration information and the second QoS configuration information, and to receive and send the first offload data sent by the sending device based on the first transmission method and the second offload data sent based on the second transmission method to The second core network functional entity;
- the second core network functional entity is configured to receive the processed first offload data and the processed second offload data sent by the access network device and send them to the receiving device;
- the receiving device is configured to receive the first offload data and the second offload data sent by the second core network functional entity, and respectively decode the received offload data.
- FIG. 1 is a schematic diagram of the architecture of a communication system provided by an embodiment of this application.
- FIG. 2 is a schematic flowchart of a data transmission method provided by an embodiment of this application.
- FIG. 3 is a schematic flowchart of another data transmission method provided by an embodiment of this application.
- FIG. 4 is a schematic flowchart of a method for data transmission during downlink transmission according to an embodiment of the application
- FIG. 5 is a schematic flowchart of a method for data transmission during uplink transmission according to an embodiment of this application
- FIG. 6 is a schematic diagram of a scene during D2D transmission according to an embodiment of the application.
- FIG. 7 is a schematic diagram of a scene during relay transmission according to an embodiment of the application.
- FIG. 8 is a schematic diagram of a scenario during WiFi transmission according to an embodiment of the application.
- FIG. 9 is a schematic diagram of another WiFi transmission scenario provided by an embodiment of the application.
- FIG. 10 is a schematic diagram of the composition of a device provided by an embodiment of the application.
- FIG. 11 is a schematic diagram of the composition of another device provided by an embodiment of the application.
- the method provided in the embodiments of this application can be applied to a communication system, which includes but is not limited to a long term evolution (LTE) communication system and a new generation radio access technology (NR) communication System, the 4th generation (4G) communication system, 4.5G communication system, 5G communication system, 5.5G communication system, 6G communication system, a system that integrates multiple communication systems, or a communication system that will evolve in the future.
- LTE long term evolution
- NR new radio
- WiFi wireless-fidelity
- 3GPP third generation partnership project
- FIG. 1 is a schematic diagram of the architecture of a communication system provided by an embodiment of this application.
- the server 10 can be used to provide computing or application services for the terminal 50. It can be deployed in the cloud or locally, and can be connected to the core network in a wired or wireless manner.
- the multi-stream transmission information may be sent to the first core network functional entity 20 to inform the core network that there is currently a demand for multi-stream transmission of service data.
- the data is split during downlink transmission, and the split data is received and decoded during uplink transmission.
- the first core network functional entity 20 can be used to complete the three major functions of registration, connection, and session management for the terminal 50.
- the same number of quality of service (QoS) configuration information corresponding to the multi-stream transmission can be generated to provide QoS guarantee for the multi-stream transmission of the service.
- QoS quality of service
- the specific network elements it contains may also be different.
- it can include a network exposure function (NEF), which can open a multi-stream QoS network interface such as the N33 interface for the server 10 to access, so that the server 10 can send multi-stream transmission information.
- NEF network exposure function
- It may include a session management function (session management function, SMF for short), and may deliver multiple QoS configuration information for multi-stream transmission to the second core network function entity 30, the access network device 40, and the terminal 50.
- session management function session management function
- the association information between multiple streams and the reception instruction information when receiving multiple streams can also be sent below.
- it may include a charging policy management function (policy control function, PCF for short) and SMF.
- PCF policy control function
- the PCF can open a multi-stream QoS network interface such as an N5 interface for the server 10 to access, so that the server 10 can send multi-stream transmission information.
- Its function is similar to that of NEF in NR network, so I won't repeat it here.
- it may also be other network elements or modules for implementing the above-mentioned functions, and the embodiment of the present application does not make any limitation.
- the second core network functional entity 30 can perform user-specific data forwarding, and generate call tickets based on traffic conditions. At the same time, it functions as an anchor point on the data plane. In multi-stream transmission, the QoS configuration information generated by the first core network function entity can be bound with the corresponding offload data.
- the QoS configuration information generated by the first core network function entity can be bound with the corresponding offload data.
- it may be a user plane function (UPF).
- UPF user plane function
- it may also be other network elements or modules for implementing the above-mentioned functions, and the embodiment of the present application does not make any limitation.
- the access network device 40 can be connected to the terminal 50 to realize data interaction with the terminal 50.
- it can be used to perform corresponding modulation and coding processing for the off-stream data according to the QoS configuration information corresponding to the off-stream data, allocate time-frequency resources and configure the number of retransmissions, etc.
- the multi-stream data sent by the server 10 Transmit to the terminal 50; in the uplink, transmit the multi-stream data sent by the terminal 50 to the server 10.
- the access network equipment 40 can be an evolved base station in LTE (such as NodeB or eNB or e-NodeB), or a base station in NR (such as gNodeB or gNB) or a transmission receiving point/transmission reception point, abbreviated as TRP) and so on.
- LTE such as NodeB or eNB or e-NodeB
- NR such as gNodeB or gNB
- TRP transmission receiving point/transmission reception point
- the specific form can be: macro base station, micro base station, pico base station, small station, relay station, or balloon station, etc.
- the multiple access network devices 40 can support the networks of the same technology mentioned above, and can also support the networks of different technologies mentioned above.
- the access network device 40 may include one or more co-site or non-co-site TRPs.
- the access network device 40 may directly communicate with the terminal 50, or may communicate with the terminal through a relay device.
- the terminal 50 is a device with a wireless transceiver function. In the multi-stream transmission, it can receive the multi-stream data sent by the access network device in the downlink and perform demodulation and decoding respectively, or in the uplink, it can split the data and send it to the access network device. It can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on the water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites, etc.).
- the terminal 50 may also be referred to as user equipment (UE), user terminal, terminal equipment, access terminal equipment, vehicle-mounted terminal, industrial control terminal, UE unit, UE station, mobile station, mobile station, remote station, and remote station.
- UE user equipment
- Terminal equipment mobile equipment, UE terminal equipment, mobile terminal, wireless communication equipment, UE agent or UE device, etc.
- the terminal can also be fixed or mobile. Its specific forms can be mobile phones, tablets, computers with wireless transceiver functions, wireless terminals in industrial control, vehicle-mounted terminal equipment, and wireless terminals in self-driving.
- Wireless terminal in remote medical wireless terminal in smart grid, wireless terminal in transportation safety, wireless terminal in smart city, smart home ) In the wireless terminal, wearable terminal equipment, etc.
- the terminal in this application may also be a VR terminal, an AR terminal, or an MR terminal.
- VR terminals, AR terminals, and MR terminals can all be called XR terminals.
- the XR terminal can be, for example, a head-mounted device (such as a helmet or glasses), an all-in-one device, or a TV, a monitor, a car, an in-vehicle device, a tablet, or a smart screen.
- XR terminals can present XR data to users, and users can experience diversified XR services by wearing or using XR terminals.
- the XR terminal can access the network in a wireless or wired manner, for example, access the network through a WiFi or 5G system.
- XR technology has the advantages of multiple perspectives and strong interaction, which can provide users with a brand-new experience and has great application value and commercial potential.
- XR includes technologies such as VR, AR, and MR, which can be widely used in entertainment, games, medical, advertising, industry, online education, and engineering and many other fields.
- VR technology mainly refers to the rendering of visual and audio scenes to simulate the visual and audio sensory stimulation of users in the real world as much as possible.
- VR technology usually requires users to wear XR terminals (such as head-mounted devices) to simulate vision to users And/or hearing.
- VR technology can also track the user's actions, so as to update the simulated visual and/or auditory content in time.
- AR technology mainly refers to the provision of visual and/or auditory additional information or artificially generated content in the real environment perceived by the user.
- the user's acquisition of the real environment can be direct (for example, without sensing, processing, and rendering). It can also be indirect (for example, through a sensor, etc.), and further enhanced processing.
- MR technology inserts some virtual elements into the physical scene, with the purpose of providing users with an immersive experience where these elements are part of the real scene.
- Network devices can process and transmit data generated by XR services (which can be called XR data).
- network devices in the cloud can render and encode XR source data (such as source coding), with the help of core network and/or access
- the network equipment connected to the network transmits the XR data to the XR terminal.
- the XR terminal provides users with diversified XR experiences (such as immersive experience, visual experience, interactive experience, or device experience, etc.) by processing XR data.
- XR experience has many different evaluation dimensions, for example, including one or more of the following evaluation dimensions: picture clarity, picture fluency, picture distortion, picture three-dimensionality, picture black edges, picture smearing, sound quality, sound effect, Field of view, stuttering feeling, blurry feeling, dizziness, audio and video synchronization, interactive freedom, interactive operation response speed, interactive operation accuracy, interactive content loading speed, terminal wearing comfort, terminal wearing fatigue, terminal endurance , Terminal portability, or terminal visual impairment friendliness, etc.
- the server 10 can be connected to the first core network functional entity 20 through the N33 interface or the N5 interface, the first core network functional entity can be connected to the second core network functional entity through the N4 interface, and the first core network functional entity 20 can also be connected through The N2 interface is connected to the access network device 40, and the first core network functional entity 20 may also be connected to the terminal 50 through the N1 interface.
- the double straight lines connecting the server 10, the second core network functional entity 30, the access network device 40, and the terminal 50 represent the multi-stream transmission after data offloading of the service data.
- the transmission of different offload data is divided into thin solid lines and thick solid lines. Line distinction. In the description of the drawings in the subsequent embodiments, the double straight lines connected between different devices are used to represent multi-stream transmission of service data.
- the method of offloading data and configuring corresponding QoS configuration information for different offloaded data in this application can be used for transmission.
- the number of offloaded data can be based on actual conditions.
- the application needs to be changed flexibly.
- this application mainly describes the splitting of two offloaded data.
- the processing method is basically same. The data transmission method of the present application and different applicable scenarios will be described in detail below with reference to FIGS. 2-9.
- FIG. 2 is a schematic flowchart of a data transmission method provided in an embodiment of the present application, which may include the following steps:
- the first core network functional entity receives multi-stream transmission information of a service, where the multi-stream transmission information is used to indicate that the service is transmitted through the first offload data and the second offload data.
- the multi-stream transmission information may include:
- Business identification information used to identify the business
- the offload identification information is used to identify offload data; for example, when the first offload data and the second offload data are obtained by offloading the service data, the offload identification information includes the first offload identification information and the second offload identification information;
- the QoS requirement information for multi-stream transmission is used to characterize the QoS requirements during multi-stream transmission, such as delay requirements or packet loss rate requirements, and the number corresponds to the number of offload identification information.
- the first offload identification information corresponds to the first QoS requirement information
- the second offload identification information corresponds to the second QoS requirement information.
- the first QoS requirement information and the second QoS requirement information may be the same or different, and the embodiment of the present application does not make any limitation.
- the multi-stream transmission information may also include information on the number of offloads, or the information on the number of offloads may also be implicitly indicated by the offload identification information.
- the first core network function entity generates first QoS configuration information and second QoS configuration information according to the multi-stream transmission information, where the first QoS configuration information corresponds to the first offload data, and the second QoS configuration The information corresponds to the second offload data.
- a piece of QoS configuration information may include the types of QoS parameters that need to be configured, such as delay and packet loss rate, or it may also include parameter types such as throughput.
- the QoS configuration information may also include parameters corresponding to the parameter types. Parameter value, for example, the packet loss rate is 20%. When the packet loss rate of data transmission is less than or equal to 20%, it can be transmitted normally. When the packet loss rate is higher than 20%, it needs to be retransmitted according to the set number of retransmissions. pass.
- the first offloading data and the second offloading data may affect the service according to the field of view (field of view, FOV for short) in the field of view area where the data is located.
- the data is obtained by splitting, the first splitting data is the data within the FOV of the field of view, and the second splitting data is the data outside the FOV of the field of view.
- the importance of data within the field of view is usually higher than that of data outside the field of view.
- the data within the field of view can provide users with a basic service experience, and the data outside the field of view can provide users with further information on the basis of the data in the field of view. Business experience. Therefore, the first offload data is offload data that needs to be successfully transmitted as much as possible.
- a higher level of QoS configuration information can be configured for the first offload data.
- the first offload data can be provided with relatively lower delay and lower delay.
- QoS configuration such as packet loss rate and higher throughput.
- the first offloaded data and the second offloaded data are performed on the service data according to a high-efficiency scalable video coding (scalable high efficiency video coding, SHVC for short) manner.
- the first splitting data is base layer (BL) data
- the second splitting data is enhancement layer (EL) data.
- the basic layer data is usually more important than the enhancement layer data.
- the basic layer data can provide users with a basic service experience
- the enhancement layer data can provide users with a further service experience based on the basic layer data. Therefore, the above-mentioned similar QoS configuration method can also be used to perform QoS configuration for different offload data, which will not be repeated here.
- the first splitting data is I frame data, I sliced data or I sliced data generated by video encoding
- the second splitting data is P frame data generated by corresponding video encoding. , P-sliced data or P-sliced data.
- the I frame is an intra-frame coded frame, which is an independent frame with all its own information. It can also be called a key frame. It can be decoded independently without referring to other images.
- the first frame in the frame sequence is usually an I frame. .
- the P frame is an inter-frame prediction coded frame, and it usually needs to refer to the previous I frame to decode it. It represents the difference between the current frame and the previous frame (the previous frame may be an I frame or a P frame). When decoding, it is necessary to superimpose the difference defined in this frame with the previously buffered picture to generate the final picture. Compared with I frames, P frames usually take up fewer data bits. Because P frames have a complex dependency on the previous P reference frames and I reference frames, they are more sensitive to transmission errors.
- I slice/I slice and P slice/P slice Similar to the relationship between I frame and P frame, for I slice/I slice and P slice/P slice, the video frame can generate multiple slices or tiles during the encoding process.
- the slices or tiles of the same frame are encoded and decoded independently.
- I slice and I slice here refer to I tile or I slice.
- I tile or I slice also carries all the information in the tile or slice, and can be decoded independently without referring to the tiles or slices of other images.
- P tile or P slice needs to refer to the slice or tile at the corresponding position before decoding.
- the above-mentioned similar QoS configuration method can also be used to perform QoS configuration for different offload data.
- the first splitting data is 360-degree background stream data
- the second splitting data is foreground stream data within a field of view.
- 360-degree background stream data refers to low-resolution and low-definition video data (relatively small) of all angles (360 degrees) sent to ensure that users can see the picture in time when they turn their heads during the XR experience; and
- the foreground stream data in the field of view refers to the high-resolution and high-definition video data in the field of view that the user observes, which can improve the user's better visual experience relatively.
- the first offloaded data is voice data
- the second offloaded data is video data
- the first offloading data is action data or control information data
- the second offloading data is picture data, video data, or voice data.
- the different types of the first offload data and the different types of the second offload data here can be freely combined according to actual usage scenarios, and there is no limitation here.
- the first offloaded data is left-eye video data
- the second offloaded data is right-eye video data
- the first offloaded data is rendering metadata
- the second offloaded data is video data
- rendering metadata is the data (relatively small amount of data) sent from the server to the terminal side or from the terminal side to the server used in the distributed rendering scene.
- the terminal side/server generates the rendered data according to the rendering metadata.
- Data the amount of data is relatively large).
- the importance of the above-mentioned different offload data may be different in different scenarios. Therefore, it can be based on the importance of data transmission in the current scenario.
- a higher level of QoS configuration information can be configured for it, and to reduce the dizziness when the user uses VR to turn his head, it can also be
- the 360-degree background stream data configures higher-level QoS configuration information, and there is no restriction here.
- the business data can be divided into three channels of offload data to obtain the first offload data, the second offload data, and the third offload data.
- the three channels of offload data can be based on the FOV of the human eye.
- the field of view area where the data is located and the SHVC method are used to split the service data.
- the first split data is the basic layer data in the field of view
- the second split data is the enhancement layer data in the field of view.
- the third shunt data is basic layer data outside the field of view.
- the off-site enhancement layer data can also determine the priority of its transmission guarantee according to the importance of the data, and configure the corresponding QoS configuration information for these different offload data, such as configuring the first QoS configuration information for the first offload data , Configure the second QoS configuration information for the second offload data, configure the third QoS configuration information for the third offload data, and then transmit the offload data with reference to the data transmission path shown in FIG. 1.
- the low-importance data shall be transmitted as far as possible within the system capacity.
- the first offload data may be data such as action data/control information
- the second offload data may be voice data
- the third offload data may be picture/video data, etc.
- the above video data can be further divided into multiple streams composed of base layer data and enhancement layer data, or further divided into I frame/I slice/I slice data and corresponding P frame/P slice/P slice Multiple streams composed of data, or further divided into multiple streams composed of 360-degree background stream data and foreground stream data in the field of view, so as to achieve three-stream or more than three-stream transmission, corresponding to the split data configuration for each part QoS is fine.
- any other encoding methods or data splitting methods that can perform data splitting processing are applicable to the data transmission method of this application, and this application does not make any limitation.
- the server used to store video data in multiple resolution formats, such as 1080P, 2K, and 4K, and then according to the user's receiving
- the device that is, the terminal side selects the viewing resolution to transmit video data of different resolutions.
- the sending device can only store the video data with a higher resolution, and then split the video data with the higher resolution to obtain multiple channels of split data, which is transmitted through differentiated transmission. For different split data, all or part of the different split data is received on the receiving device side, thereby obtaining an experience effect similar to multiple resolutions.
- the first QoS configuration information may include delay parameter information and/or packet loss Rate parameter information
- the second QoS configuration information may include parameter information of a delay range and/or parameter information of a packet loss rate range.
- the packet loss rate parameter set by the first QoS configuration information is 10%
- the packet loss rate range parameter information set by the second QoS configuration information is 20%-50%.
- the first core network function entity outputs the first QoS configuration information and the second QoS configuration information.
- the QoS configuration information corresponding to the number of offloaded data can be configured and output, thereby achieving Different offload data all correspond to a QoS configuration.
- the QoS configuration information corresponding to the number of offloaded data can be configured and output, thereby achieving Different offload data all correspond to a QoS configuration.
- the second core network functional entity will receive the first QoS configuration information and the second QoS configuration information output by the first core network functional entity, and complete the data transmission.
- FIG. 3 Is a schematic flowchart of another data transmission method provided in an embodiment of this application. Specifically, it can include the following steps:
- the second core network function entity obtains the first QoS configuration information and the second QoS configuration information, as well as the first offload data and the second offload data.
- the second core network function entity processes the first offload data according to the first QoS configuration information, and processes the second offload data according to the second QoS configuration information.
- the second core network function entity may obtain the offload identification information described above from the first core network entity, so that the received offload data can be identified, and the QoS identification information may be used, such as the QoS in the NR system.
- An identifier (5G QoS identifier, 5QI for short) to identify the received QoS configuration information, and then the first QoS identifier in the first QoS configuration information can be bound with the first offload data;
- Binding the second QoS identifier in the second QoS configuration information with the second offload data Binding the second QoS identifier in the second QoS configuration information with the second offload data.
- S303 The second core network functional entity outputs the processed first offload data and the processed second offload data.
- the second core network function entity receives the offload data and QoS configuration information, and completes the binding of offload data and corresponding QoS configuration information, which can provide the identification basis for different offload data processing for subsequent devices to realize different Differentiated transmission of offloaded data, thereby improving system capacity and user experience.
- FIG. 4 is a schematic diagram of the flow of data transmission in downlink transmission according to an embodiment of this application, which may specifically include the following steps:
- S401 The server sends multi-stream transmission information to the first core network functional entity.
- the first core network function entity generates first QoS configuration information and second QoS configuration information according to the multi-stream transmission information.
- the terminal can inform the server terminal that there is a need for multi-stream transmission by interacting with the server’s application layer information, and the server then sends the multi-stream transmission information to the first core network functional entity to trigger the first core network functional entity to generate the first core network functional entity.
- One QoS configuration information and second QoS configuration information may also inform the first core network functional entity that the terminal has a multi-stream transmission requirement to trigger the generation and delivery of QoS configuration information, which is not limited in the embodiment of the present application.
- the first core network function entity sends the first QoS configuration information and the second QoS configuration information to the second core network function entity, the access network device, and the first terminal.
- the first core network functional entity may also generate association information, and the association information may be used to indicate that the first offload data and the second offload data have an association relationship with the service.
- the first core network functional entity may output the association information to the second core network functional entity, the access network device, and the terminal. So that these devices know which offload data belongs to the same business.
- the other server is the audio service server and needs to transmit the offload data of the two channels c and d.
- the two-way shunt data of a and b can be associated through the association information X
- the two-way shunt data of c and d can be associated through the association information Y.
- the associated information may be service identification information, or a newly generated identification information, which is not limited in this application.
- the first core network function entity may also generate first reception indication information, where the first reception indication information is used to instruct the second core network function entity, access network equipment or terminal to receive the first offload The order of the data and the second offloaded data.
- the first core network functional entity outputs the first reception indication information.
- these devices can be instructed to receive the first offload data and the second offload data at the same time, or they can be instructed to receive the first offload data before receiving the second offload data, or to receive the second offload data before receiving the first offload data.
- the first core network function entity may generate second reception indication information, where the second reception indication information is used to instruct the second core network function entity, the access network device, or the terminal to ignore the first offload data and/ Or the second offload data.
- the first core network functional entity outputs the second reception indication information.
- the operation of ignoring a certain path of offloaded data may be to first receive the offloaded data and then discard it, or it may be to refuse to receive the offloaded data.
- S404 The server splits the service data to obtain the first split data and the second split data.
- S405 The server sends the first offload data and the second offload data to the second core network functional entity.
- the second core network function entity binds the first QoS identifier in the first QoS configuration information with the first offload data, and binds the second QoS identifier in the second QoS configuration information with the second offload data.
- the second core network functional entity sends the processed first offload data and the processed second offload data to the access network device.
- the access network device determines the first transmission mode of the processed first offload data according to the first QoS configuration information and the second QoS configuration information, and determines the second transmission mode of the processed second offload data.
- the access network device may use different transmission modes to transmit different offload data.
- the access network equipment can determine the transmission mode according to the channel conditions and different QoS configuration information.
- the modulation and coding scheme (MCS) used in data transmission may all be different.
- the first offload data is BL data
- the second offload data is EL data
- different transmission protection strategies can be implemented according to the difference between the BL data and the EL data QoS configuration information, that is, the BL data has a low bit error rate and low bit error rate.
- the first transmission mode required by the time delay is transmitted to ensure the successful transmission of the BL data, and the error rate and time delay requirements of the EL data are appropriately relaxed, and the EL data is transmitted as much as possible. So as to realize the unequal protection transmission of BL data and EL data.
- the air interface enhancement technology can also be carried out according to the different QoS configuration information of the offload data, such as network coding, superposition coding, multi-stream joint multi-connection technology, etc., to achieve air interface enhanced transmission.
- S409 The access network device sends the processed first offload data to the terminal in the first transmission mode, and sends the processed second offload data to the terminal in the second transmission mode.
- S410 The terminal respectively demodulates and decodes the received two-way split data.
- the terminal separately demodulates and decodes the corresponding offload data according to the QoS configuration information, which can specifically include the demodulation and decoding processing after the modulation and encoding processing on the access network device side and the decoding processing on the source data encoding on the server side, such as SHVC SHVC decoding processing of the demultiplexed data output after encoding, etc.
- a typical XR service can refer to the architecture of the communication system shown in FIG. 1, which can be compatible with the existing 5G network architecture.
- the first core network entity corresponds to NEF/PCF and SMF
- the second core network function entity corresponds to UPF.
- the server can inform NEF/PCF that multi-stream transmission is required, and inform NEF/PCF that XR services will be split into BL stream and EL stream for two-way split data transmission, and inform NEF/PCF of the QoS requirements for BL data transmission and the transmission of EL data. QoS requirements.
- the NEF/PCF generates the first QoS configuration information corresponding to the BL data and the second QoS configuration information corresponding to the EL data, and sends it to the UPF, the access network equipment and the terminal through the SMF.
- the server splits the video data that the XR service needs to transmit to obtain the BL data and the EL data, and then sends them to the UPF.
- UPF binds the BL data with the first QoS configuration information, and binds the EL data with the second QoS configuration information. Then send it to the access network device.
- the access network equipment adopts different transmission modes to modulate and encode according to the QoS configuration information of different offload data and send it to the terminal.
- the terminal demodulates and decodes the different offload data to obtain video frames, and output the video frames to the display screen for display .
- the BL data can be transmitted with a low-latency and low-packet-loss-rate QoS configuration
- EL data can be transmitted with a higher-latency and higher-pack-loss QoS configuration, so as to ensure the normal transmission of BL data, and try to transmit EL data, so that Users can get the most basic XR service experience, and avoid a series of problems such as stalls, blurring, and black edges in the XR service due to channel fluctuations or small system capacity.
- uplink transmission can also be performed in the above-mentioned multi-stream transmission manner.
- the uplink video capture and backhaul scenario according to the typical service requirements of the scene, it can be obtained that the uplink video capture and backhaul scenarios also have the characteristics of high-speed and low-latency services.
- the multi-stream transmission method can also be used to improve the transmission effect and enhance the user experience.
- the specific architecture refer to the architecture shown in Figure 1. Since it is uplink transmission, the flow of data transmission is terminal-access network device-second core network functional entity-server. For a specific process, refer to FIG.
- steps S501-S503 are similar to steps S401-S403, and will not be repeated here. After step S503, the following steps are further included:
- S504 The terminal performs offloading on the service data to obtain first offloaded data and second offloaded data.
- S505 The terminal binds the first QoS identifier in the first QoS configuration information with the first offload data, and binds the second QoS identifier in the second QoS configuration information with the second offload data.
- the terminal sends the processed first offload data and the processed second offload data to the access network device.
- the terminal may use a sending method similar to that of the access network device (transmitting different offload data in different transmission modes) in S408 to send the processed first offload data and the processed second offload data to the access network device. .
- the access network device sends the processed first offload data and the processed second offload data to the server through the second core network functional entity.
- the terminal can inform the server through application layer information interaction that the terminal has a multi-stream transmission requirement, and then use the server to send multi-stream transmission information to the first core network functional entity as shown in Figure 4
- the method triggers the generation and delivery of QoS configuration information.
- the terminal may also inform the first core network functional entity that the terminal has a multi-stream transmission requirement to trigger the generation and delivery of QoS configuration information, which is not limited in the embodiment of the present application.
- the first core network functional entity and the second core network functional entity are split according to different functions. In actual scenarios or future network architectures, the two can be set separately. It can be combined and set up, and the embodiment of the present application does not make any limitation.
- FIG. 6 is a schematic diagram of a device-to-device (D2D) transmission scenario provided by an embodiment of this application.
- D2D device-to-device
- the D2D scenario shown in FIG. 6 is applied in a wireless cellular network.
- the terminal can also perform D2D transmission.
- the first terminal can obtain the QoS corresponding to different offload data by notifying the first core network functional entity that the first terminal has multi-stream transmission requirements and directly triggers the generation and delivery of QoS configuration information.
- Information the first terminal can offload the data to obtain the first offload data and the second offload data, bind the first QoS identifier in the obtained first QoS configuration information with the first offload data, and then bind the obtained first offload data to the first offload data.
- the second QoS identifier in the QoS configuration information is bound with the second offload data, and then the first terminal can use the method in step S408 to send the processed first offload data and the processed second offload data through the Sidelink air interface.
- the access point of the wireless local area network can configure the QoS configuration information corresponding to the multi-stream transmission for the first terminal.
- the system can pre-configure the QoS configuration information corresponding to the multi-stream transmission of different services for the first terminal and send it to the first terminal to store it locally or directly pre-store the multi-stream transmission of different types of services by the first terminal Corresponding QoS configuration information. Therefore, when multi-stream transmission is required, the first terminal can directly call from its pre-stored QoS configuration information. For example, for the two-stream transmission of XR services, the first terminal pre-stores the first QoS configuration information and the second QoS configuration information. For the two-stream transmission of audio services, the first terminal pre-stores the third QoS configuration information and the fourth QoS configuration information. In this way, when the first terminal needs to perform D2D transmission of the XR service with the second terminal, it can directly call the first QoS configuration information and the second QoS configuration information for transmission.
- FIG. 7 is a schematic diagram of a relay transmission scenario provided by an embodiment of this application; compared with FIG. 6, the second terminal in the scenario of FIG. 7 is located outside the signal coverage area of the access network device and cannot directly communicate with The networked device communicates, therefore, the first terminal in FIG. 6 can be used as the relay device in FIG. 7. Provide the relay transmission function for the second terminal.
- the relay device may be the first terminal, or other devices that provide relay transmission functions, such as a small base station such as a backhaul integrated base station.
- the relay device can receive the first QoS configuration information and the second QoS configuration information sent by the first core network function entity, and receive the first offload data and the second offload data sent by the access network device, and combine these The information and data are sent to the second terminal.
- the relay device can receive the first QoS configuration information and the second QoS configuration information sent by the first core network functional entity, and the first offload data and the second offload data sent by the second terminal, and send these data To the access network equipment.
- FIG 8 is a schematic diagram of a WiFi transmission scenario provided by this embodiment of the application; the corresponding specific use scenario can be a mobile phone, a tablet, a computer, etc. through a wireless local area network access point such as a router or a set-top box, etc., and screen projection To TV, smart screen, tablet or computer, etc.
- a wireless local area network access point such as a router or a set-top box, etc.
- the WiFi access point can implement the functions and roles of the first core network functional entity and the second core network functional entity in Figure 1, for example, receiving multi-stream transmission information from the first terminal and configuring multi-stream transmission for it Corresponding QoS configuration information; and other functions such as generating association information and first/second receiving instruction information.
- the first terminal or the WiFi access point transmits data
- it can also transmit different offload data by using the data transmission method of the access network device in step S408 in FIG. 4. I won't repeat them here.
- the data transmission process is as follows: the first terminal sends multi-stream transmission information to the WiFi access point; the WiFi access point generates the first QoS configuration information and the second QoS configuration information and sends them to the first terminal and the second terminal; the first terminal pair The service data is offloaded to obtain the first offload data and the second offload data; the first terminal binds the first QoS identifier in the first QoS configuration information with the first offload data, and binds the second QoS in the second QoS configuration information The identifier is bound to the second offload data, and the processed first offload data and the processed second offload data are sent to the WiFi access point; the WiFi access point sends the processed data to the second terminal according to the first QoS configuration information Send the processed second offload data to the second terminal according to the second QoS configuration information.
- the WiFi access point can also flexibly adjust the binding relationship between the QoS configuration information and the offload data according to the channel conditions. For example, when the channel condition is good, delete the binding between the second QoS configuration information and the second offload data of lower importance, and re-bind the second offload data to a second QoS configuration information with higher QoS guarantee than the second QoS configuration information. 3. QoS configuration information, when the channel condition is poor, delete the binding of the second QoS configuration information and the second offload data of lower importance, and re-bind the second offload data to a QoS guarantee than the second QoS configuration information The lower third QoS configuration information may directly abandon the transmission of the second offload data.
- the method of modifying the binding of the QoS configuration information and the offload data is also applicable to the first offload data, which is of higher importance, and will not be repeated here.
- the first terminal may also pre-store corresponding QoS configuration information according to different services, which is not limited in this embodiment of the application.
- FIG. 9 is a schematic diagram of another WiFi transmission scenario provided by this embodiment of the application.
- the operator network function entity or WiFi access point can realize the functions and roles of the first core network function entity and the second core network function entity in FIG. 1.
- the server may send multi-stream transmission information to the operator's network function entity or WiFi access point, and the operator's network function entity or WiFi access point may generate and deliver QoS configuration information corresponding to the multi-stream transmission.
- the WiFi access point when the WiFi access point transmits data, it can also transmit different offload data by using the data transmission method of the access network device in step S408 in FIG. 4. I won't repeat them here.
- the QoS configuration information When the operator's network function entity generates the QoS configuration information corresponding to the multi-stream transmission, the QoS configuration information will be sent to the WiFi access point.
- the WiFi access point When the WiFi access point generates the QoS configuration information corresponding to the multi-stream transmission, The QoS configuration information will be sent to the operator's network function entity to ensure that the offloaded data is properly QoS guaranteed during the transmission process.
- the split data is sequentially sent from the server-operator network function entity-WiFi access point to the first terminal and the second terminal, thereby completing cloud projection of the two devices.
- the first terminal and the second terminal can also feed back the channel status to the WiFi access point, and the WiFi access point can flexibly adjust the binding relationship between the QoS configuration information and the offload data according to the channel status.
- the transmission of offload data can also be flexibly adjusted according to the channel conditions with different devices. For example, if the channel condition between the first terminal and the WiFi access point is poor, only the first offload data with higher importance can be transmitted; If the channel condition between the terminal and the WiFi access point is good, the first offload data and the second offload data can be transmitted.
- the embodiments of this application do not make any limitation.
- the cloud projection function can be provided for different terminals, and the result of different terminals displaying the same screen can be realized.
- Multi-stream transmission can ensure the basic effect of screen projection, and the transmission of split data can be flexibly adjusted for different terminals, and different terminals can be differentiated, so that each terminal can obtain a suitable screen projection effect.
- the embodiments of the present application also provide corresponding devices, including corresponding modules for executing the foregoing embodiments.
- the module can be software, hardware, or a combination of software and hardware.
- Figure 10 shows a schematic diagram of the structure of a device.
- the device 600 may be a first core network functional entity, a second core network functional entity, a chip, a chip system, or a processor that supports the first core network functional entity to implement the foregoing method, or the like, A chip, chip system, or processor that supports the second core network functional entity to implement the above method.
- the device can be used to implement the method described in the foregoing method embodiment, and for details, please refer to the description in the foregoing method embodiment.
- the device 600 may include one or more processors 601, and the processor 601 may also be referred to as a processing unit, which may implement certain control functions.
- the processor 601 may be a general-purpose processor or a special-purpose processor. For example, it can be a baseband processor or a central processing unit.
- the baseband processor can be used to process communication protocols and communication data
- the central processor can be used to process communication devices (such as NEF, PCF, SMF, UPF, base stations, baseband chips, terminals, terminal chips, DU or CU, etc.) Perform control, execute software programs, and process data in software programs.
- the processor 601 may also store instructions and/or data 603, and the instructions and/or data 603 may be executed by the processor, so that the apparatus 600 executes the above method embodiments. Described method.
- the processor 601 may include a transceiver unit for implementing receiving and sending functions.
- the transceiver unit may be a transceiver circuit, or an interface, or an interface circuit.
- the transceiver circuits, interfaces, or interface circuits used to implement the receiving and transmitting functions can be separate or integrated.
- the foregoing transceiver circuit, interface, or interface circuit can be used for code/data reading and writing, or the foregoing transceiver circuit, interface, or interface circuit can be used for signal transmission or transmission.
- the device 600 may include a circuit, which may implement the sending or receiving or communication functions in the foregoing method embodiments.
- the device 600 may include one or more memories 602, on which instructions 604 may be stored, and the instructions may be executed on the processor, so that the device 600 executes the foregoing method embodiments. Described method.
- data may also be stored in the memory.
- instructions and/or data may also be stored in the processor.
- the processor and the memory can be provided separately or integrated together. For example, the corresponding relationship described in the foregoing method embodiment may be stored in a memory or in a processor.
- the device 600 may further include a transceiver 605 and/or an antenna 606.
- the processor 601 may be referred to as a processing unit, and controls the device 600.
- the transceiver 605 may be called a transceiver unit, a transceiver, a transceiver circuit, a transceiver device, or a transceiver module, etc., for implementing the transceiver function.
- the apparatus 600 in the embodiment of the present application may be used to execute the method described in FIG. 2, FIG. 3, FIG. 4, or FIG.
- the methods described in the method are combined with each other.
- the processor and transceiver described in this application can be implemented in integrated circuit (IC), analog IC, radio frequency integrated circuit RFIC, mixed signal IC, application specific integrated circuit (ASIC), printed circuit Printed circuit board (PCB), electronic equipment, etc.
- the processor and transceiver can also be manufactured using various IC process technologies, such as complementary metal oxide semiconductor (complementary metal oxide semiconductor, CMOS), n-type metal oxide semiconductor (nMetal-oxide-semiconductor, NMOS), P-type metal oxide semiconductor (positive channel metal oxide semiconductor, PMOS), bipolar junction transistor (BJT), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (GaAs) Wait.
- CMOS complementary metal oxide semiconductor
- NMOS n-type metal oxide semiconductor
- PMOS positive channel metal oxide semiconductor
- BJT bipolar junction transistor
- BiCMOS bipolar CMOS
- SiGe silicon germanium
- GaAs gallium arsenide
- the device described in the above embodiment may be the first core network functional entity or the second core network functional entity, but the scope of the device described in this application is not limited to this, and the structure of the device may not be limited by FIG. 6.
- the device can be a stand-alone device or can be part of a larger device.
- the device may be:
- the IC collection may also include storage components for storing data and/or instructions;
- ASIC such as modem (MSM)
- the device may be the first core network functional entity, or a component of the first core network functional entity (for example, an integrated circuit, a chip, etc.).
- the device may be a second core network functional entity, or a component of the second core network functional entity (for example, an integrated circuit, a chip, etc.).
- the device may also be another communication module, which is used to implement the method in the method embodiment of the present application.
- the apparatus 800 may include: a processing module 802 (or referred to as a processing unit).
- it may also include a transceiving module 801 (or referred to as a transceiving unit) and a storage module 803 (or referred to as a storage unit).
- one or more modules as shown in Figure 11 may be implemented by one or more processors, or by one or more processors and memories; or by one or more processors It may be implemented with a transceiver; or implemented by one or more processors, memories, and transceivers, which is not limited in the embodiment of the present application.
- the processor, memory, and transceiver can be set separately or integrated.
- the device has the function of realizing the first core network functional entity described in the embodiments of this application.
- the device includes the first core network functional entity to execute the steps corresponding to the steps related to the first core network functional entity described in the embodiments of this application.
- the functions or units or means can be realized by software, or by hardware, or by hardware executing corresponding software, or by a combination of software and hardware.
- the device has the function of realizing the second core network functional entity described in the embodiment of this application.
- the device includes the second core network functional entity executing the second core network functional entity described in the embodiment of this application.
- the module or unit or means corresponding to the step.
- the function or unit or means can be realized by software, or by hardware, or by hardware executing corresponding software, or by combining software and hardware Way to achieve.
- each module in the device 800 in the embodiment of the present application may be used to execute the method described in FIG. 2, FIG. 3, FIG. 4, or FIG. A method where the methods described in multiple figures are combined with each other.
- an apparatus 800 may include: a transceiver module 801, a processing module 802, and a storage module 803.
- the storage module 803 is used to store data and program codes executed by the processing module 802.
- the transceiver module 801 is configured to receive multi-stream transmission information of a service, where the multi-stream transmission information is used to instruct the service to be transmitted through the first offload data and the second offload data;
- the processing module 802 is configured to generate first QoS configuration information and second QoS configuration information according to the multi-stream transmission information, where the first QoS configuration information corresponds to the first offload data, and the second QoS configuration information Corresponding to the second offload data;
- the transceiver module 801 is further configured to output the first QoS configuration information and the second QoS configuration information.
- processing module 802 is further configured to:
- association information where the association information is used to indicate that the first offload data and the second offload data have an association relationship with the service
- the transceiver module 801 is also used to output the associated information.
- processing module 802 is further configured to:
- first reception indication information where the first reception indication information is used to indicate a sequence of receiving the first offload data and the second offload data
- the transceiver module 801 is also configured to output the first reception indication information.
- processing module 801 is further configured to:
- Second reception indication information where the second reception indication information is used to indicate to ignore the first offload data and/or the second offload data
- the transceiver module 801 is also configured to output the second reception indication information.
- the first split data is intra-FOV data
- the second split data is out-of-FOV data.
- the first offload data is base layer data
- the second offload data is enhancement layer data
- the first QoS configuration information includes time delay parameter information and/or packet loss rate parameter information
- the second QoS configuration information includes time delay range parameter information and/or packet loss rate range parameter information information
- the storage module 803 is used to store data and program codes executed by the processing module 802.
- the transceiver module 801 is configured to obtain first QoS configuration information and second QoS configuration information, as well as first offload data and second offload data;
- the processing module 802 is configured to process the first offload data according to the first QoS configuration information, and process the second offload data according to the second QoS configuration information;
- the transceiver module 801 is also used to output the processed first offload data and the processed second offload data.
- processing module 802 is specifically configured to:
- Binding the second QoS identifier in the second QoS configuration information with the second offload data Binding the second QoS identifier in the second QoS configuration information with the second offload data.
- the first split data is intra-FOV data
- the second split data is out-of-FOV data.
- the first offload data is base layer data
- the second offload data is enhancement layer data
- the first QoS configuration information includes time delay parameter information and/or packet loss rate parameter information
- the second QoS configuration information includes time delay range parameter information and/or packet loss rate range parameter information information
- the processor in the embodiment of the present application may be an integrated circuit chip with signal processing capability.
- the steps of the foregoing method embodiments can 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 (DSP for short), an application specific integrated circuit (ASIC for short), and a field programmable gate array (FPGA for short) Or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the processing unit used to execute these technologies at a communication device can be implemented in one or more general-purpose processors, DSPs, digital signal processing devices, ASICs, Programmable logic device, FPGA, or other programmable logic device, discrete gate or transistor logic, discrete hardware component, or any combination of the foregoing.
- the general-purpose processor may be a microprocessor.
- the general-purpose processor may also be any traditional processor, controller, microcontroller, or state machine.
- the processor can also be implemented by a combination of computing devices, such as a digital signal processor and a microprocessor, multiple microprocessors, one or more microprocessors combined with a digital signal processor core, or any other similar configuration. accomplish.
- 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 for short), programmable read-only memory (programmable ROM, PROM for short), erasable PROM (EPROM for short) , Electrically Erasable Programmable Read-Only Memory (Electrically Erasable EPROM, EEPROM for short) or flash memory.
- the volatile memory may be a random access memory (random access memory, RAM for short), which is used as an external cache.
- RAM synchronous dynamic random access memory
- DRAM static random access memory
- DDR SDRAM double data rate synchronous dynamic random access memory
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronously connected dynamic random access memory
- DR RAM direct memory bus random access memory
- the present application also provides a computer-readable medium on which a computer program is stored, and when the computer program is executed by a computer, the function of any of the foregoing method embodiments is realized.
- This application also provides a computer program product, which, when executed by a computer, realizes the functions of any of the foregoing method embodiments.
- the computer program product includes one or more computer instructions.
- the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable devices.
- the computer instructions may be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium.
- the computer instructions may be transmitted from a website, computer, server, or data center.
- the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server or a data center integrated with one or more available media.
- the usable medium may be a magnetic medium (for example, a floppy disk, a hard disk, and a magnetic tape), an optical medium (for example, a high-density digital video disc (digital video disc, DVD)), or a semiconductor medium (for example, a solid state disk, SSD)) etc.
- system and “network” in this article are often used interchangeably in this article.
- the term “and/or” in this article is only an association relationship describing the associated objects, which means that there can be three relationships, for example, A and/or B, which can mean: A alone exists, A and B exist at the same time, exist alone In the three cases of B, A can be singular or plural, and B can be singular or plural.
- the character “/” generally indicates that the associated objects before and after are in an "or” relationship.
- At least one of or “at least one of” herein means all or any combination of the listed items, for example, "at least one of A, B and C", It can mean: A alone exists, B alone exists, C exists alone, A and B exist at the same time, B and C exist at the same time, and there are six cases of A, B and C at the same time, where A can be singular or plural, and B can be Singular or plural, C can be singular or plural.
- B corresponding to A means that B is associated with A, and B can be determined according to A.
- determining B based on A does not mean that B is determined only based on A, and B can also be determined based on A and/or other information.
- the corresponding relationships shown in the tables in this application can be configured or pre-defined.
- the value of the information in each table is only an example, and can be configured to other values, which is not limited in this application.
- the corresponding relationship shown in some rows may not be configured.
- appropriate deformation adjustments can be made based on the above table, such as splitting, merging, and so on.
- the names of the parameters indicated in the titles in the above tables may also adopt other names that can be understood by the communication device, and the values or expressions of the parameters may also be other values or expressions that can be understood by the communication device.
- other data structures can also be used, such as arrays, queues, containers, stacks, linear tables, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables, or hash tables. Wait.
- the pre-definition in this application can be understood as definition, pre-definition, storage, pre-storage, pre-negotiation, pre-configuration, curing, or pre-fired.
- the systems, devices, and methods described in this application can also 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
Description
Claims (55)
- 一种数据传输的方法,其特征在于,包括:第一核心网功能实体接收业务的多流传输信息,所述多流传输信息用于指示所述业务通过第一分流数据和第二分流数据进行传输;所述第一核心网功能实体根据所述多流传输信息生成第一服务质量QoS配置信息和第二QoS配置信息,所述第一QoS配置信息与所述第一分流数据对应,所述第二QoS配置信息与所述第二分流数据对应;所述第一核心网功能实体输出所述第一QoS配置信息和所述第二QoS配置信息。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:所述第一核心网功能实体生成关联信息,所述关联信息用于指示所述第一分流数据和所述第二分流数据与所述业务存在关联关系;所述第一核心网功能实体输出所述关联信息。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:所述第一核心网功能实体生成第一接收指示信息,所述第一接收指示信息用于指示接收所述第一分流数据和所述第二分流数据的顺序;所述第一核心网功能实体输出所述第一接收指示信息。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:所述第一核心网功能实体生成第二接收指示信息,所述第二接收指示信息用于指示忽略所述第一分流数据和/或所述第二分流数据;所述第一核心网功能实体输出所述第二接收指示信息。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为视场角FOV内数据,所述第二分流数据为视场角FOV外数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为基本层数据,所述第二分流数据为增强层数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为视频编码生成的I帧数据、I分片数据或I分条数据,第二分流数据分别为对应的视频编码生成的P帧数据、P分片数据或P分条数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为360度背景流数据,所述第二分流数据为视场角内的前景流数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为语音数据,所述第二分流数据为视频数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为动作数据或控制信息数据,所述第二分流数据为画面数据、视频数据或语音数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为左眼视频数据,所述第二分流数据为右眼视频数据。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一分流数据为渲染元数据,所述第二分流数据为视频数据。
- 根据权利要求1-12任一项所述的方法,其特征在于,所述第一QoS配置信息包含时延的参数信息和/或丢包率的参数信息,所述第二QoS配置信息包含时延范围的参数信息和/或丢包率范围的参数信息。
- 一种传输数据的方法,其特征在于,包括:第二核心网功能实体获得第一服务质量QoS配置信息和第二QoS配置信息,以及第一分流数据和第二分流数据;所述第二核心网功能实体根据所述第一QoS配置信息对所述第一分流数据进行处理,以及根据所述第二QoS配置信息对所述第二分流数据进行处理;所述第二核心网功能实体输出处理后的第一分流数据和处理后的第二分流数据。
- 根据权利要求14所述的方法,其特征在于,所述第二核心网功能实体根据所述第一QoS配置信息对所述第一分流数据进行处理,包括:所述第二核心网功能实体将所述第一QoS配置信息中的第一QoS标识与所述第一分流数据进行绑定;所述第二核心网功能实体根据所述第二QoS配置信息对所述第二分流数据进行处理,包括:第二核心网功能实体将所述第二QoS配置信息中的第二QoS标识与所述第二分流数据进行绑定。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为视场角FOV内数据,所述第二分流数据为视场角FOV外数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为基本层数据,所述第二分流数据为增强层数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为视频编码生成的I帧数据、I分片数据或I分条数据,第二分流数据分别为对应的视频编码生成的P帧数据、P分片数据或P分条数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为360度背景流数据,所述第二分流数据为视场角内的前景流数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为语音数据,所述第二分流数据为视频数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为动作数据或控制信息数据,所述第二分流数据为画面数据、视频数据或语音数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为左眼视频数据,所述第二分流数据为右眼视频数据。
- 根据权利要求14或15所述的方法,其特征在于,所述第一分流数据为渲染元数据,所述第二分流数据为视频数据。
- 根据权利要求14-23任一项所述的方法,其特征在于,所述第一QoS配置信息包含时延的参数信息和/或丢包率的参数信息,所述第二QoS 配置信息包含时延范围的参数信息和/或丢包率范围的参数信息。
- 一种通信装置,其特征在于,包括:处理模块和收发模块;所述收发模块用于接收业务的多流传输信息,所述多流传输信息用于指示所述业务通过第一分流数据和第二分流数据进行传输;所述处理模块用于根据所述多流传输信息生成第一服务质量QoS配置信息和第二QoS配置信息,所述第一QoS配置信息与所述第一分流数据对应,所述第二QoS配置信息与所述第二分流数据对应;所述收发模块还用于输出所述第一QoS配置信息和所述第二QoS配置信息。
- 根据权利要求25所述的通信装置,其特征在于,所述处理模块还用于:生成关联信息,所述关联信息用于指示所述第一分流数据和所述第二分流数据与所述业务存在关联关系;所述收发模块还用于输出所述关联信息。
- 根据权利要求24或25所述的通信装置,其特征在于,所述处理模块还用于:生成第一接收指示信息,所述第一接收指示信息用于指示接收所述第一分流数据和所述第二分流数据的顺序;所述收发模块还用于输出所述第一接收指示信息。
- 根据权利要求24或25所述的通信装置,其特征在于,所述处理模块还用于:生成第二接收指示信息,所述第二接收指示信息用于指示忽略所述第一分流数据和/或所述第二分流数据;所述收发模块还用于输出所述第二接收指示信息。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为视场角FOV内数据,所述第二分流数据为视场角FOV外数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为基本层数据,所述第二分流数据为增强层数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为视频编码生成的I帧数据、I分片数据或I分条数据,第二分流数据分别为对应的视频编码生成的P帧数据、P分片数据或P分条数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为360度背景流数据,所述第二分流数据为视场角内的前景流数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为语音数据,所述第二分流数据为视频数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为动作数据或控制信息数据,所述第二分流数据为画面数据、视频数据或语音数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为左眼视频数据,所述第二分流数据为右眼视频数据。
- 根据权利要求24-28任一项所述的通信装置,其特征在于,所述第一分流数据为渲染元数据,所述第二分流数据为视频数据。
- 根据权利要求24-36任一项所述的通信装置,其特征在于,所述第一QoS配置信息包含时延的参数信息和/或丢包率的参数信息,所述第二QoS配置信息包含时延范围的参数信息和/或丢包率范围的参数信息。
- 一种通信装置,其特征在于,包括:处理模块和收发模块;所述收发模块用于获得第一服务质量QoS配置信息和第二QoS配置信息,以及第一分流数据和第二分流数据;所述处理模块用于根据所述第一QoS配置信息对所述第一分流数据进行处理,以及根据所述第二QoS配置信息对所述第二分流数据进行处理;所述收发模块还用于输出处理后的第一分流数据和处理后的第二分流数据。
- 根据权利要求38所述的通信装置,其特征在于,所述处理模块具体用于:将所述第一QoS配置信息中的第一QoS标识与所述第一分流数据进行绑定;将所述第二QoS配置信息中的第二QoS标识与所述第二分流数据进行绑定。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为视场角FOV内数据,所述第二分流数据为视场角FOV外数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为基本层数据,所述第二分流数据为增强层数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为视频编码生成的I帧数据、I分片数据或I分条数据,第二分流数据分别为对应的视频编码生成的P帧数据、P分片数据或P分条数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为360度背景流数据,所述第二分流数据为视场角内的前景流数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为语音数据,所述第二分流数据为视频数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为动作数据或控制信息数据,所述第二分流数据为画面数据、视频数据或语音数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为左眼视频数据,所述第二分流数据为右眼视频数据。
- 根据权利要求38或39所述的通信装置,其特征在于,所述第一分流数据为渲染元数据,所述第二分流数据为视频数据。
- 根据权利要求38-47任一项所述的通信装置,其特征在于,所述第一QoS配置信息包含时延的参数信息和/或丢包率的参数信息,所述第二QoS配置信息包含时延范围的参数信息和/或丢包率范围的参数信息。
- 一种通信装置,其特征在于,包括:处理器,所述处理器与存储器耦合,所述存储器用于存储程序或指令,当所述程序或指令被所述处理器执行时,使得所述通信装置执行如权利要求1至13中任一项所述的方法。
- 一种通信装置,其特征在于,包括:处理器,所述处理器与存储器耦合,所述存储器用于存储程序或指令,当所述程序或指令被所述处理器执行时,使得所述通信装置执行 如权利要求14至24中任一项所述的方法。
- 一种计算机可读介质,其上存储有计算机程序或指令,其特征在于,所述计算机程序或指令被执行时使得计算机执行如权利要求1至13中任一项所述的方法。
- 一种计算机可读介质,其上存储有计算机程序或指令,其特征在于,所述计算机程序或指令被执行时使得计算机执行如权利要求14至24中任一项所述的方法。
- 一种计算机程序产品,所述计算机程序产品中包括指令,其特征在于,当所述指令在计算机上运行时,使得计算机实现权利要求1至13中任一项所述的方法或者实现权利要求14至24中任一项所述的方法。
- 一种通信装置,其特征在于,所述装置包括用于执行权利要求1至13中任一项所述的方法的模块,或者,所述装置包括用于执行权利要求14至24中任一项所述的方法的模块。
- 一种通信装置,其特征在于,所述装置用于执行权利要求1至13中任一项所述的方法,或者,所述装置用于执行权利要求14至24中任一项所述的方法。
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