WO2023138446A1 - Procédé de transmission de données et dispositif de réseau - Google Patents

Procédé de transmission de données et dispositif de réseau Download PDF

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Publication number
WO2023138446A1
WO2023138446A1 PCT/CN2023/071663 CN2023071663W WO2023138446A1 WO 2023138446 A1 WO2023138446 A1 WO 2023138446A1 CN 2023071663 W CN2023071663 W CN 2023071663W WO 2023138446 A1 WO2023138446 A1 WO 2023138446A1
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Prior art keywords
identifier
protocol
sdu
protocol function
mac pdu
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PCT/CN2023/071663
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English (en)
Chinese (zh)
Inventor
孙军帅
王莹莹
孙欣
刘光毅
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中国移动通信有限公司研究院
中国移动通信集团有限公司
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Publication of WO2023138446A1 publication Critical patent/WO2023138446A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows

Definitions

  • the present disclosure relates to the field of communication technologies, and in particular to a data transmission method and network equipment.
  • a radio bearer (Radio Bearer, RB) is used to carry a protocol control unit (Protocol Data Unit, PDU) for transmission between a network device and a terminal device.
  • PDU Protocol Data Unit
  • Embodiments of the present disclosure provide a data transmission method and a network device, so as to solve the problem of relatively large data transmission delay in the bearer solution of the related art.
  • an embodiment of the present disclosure provides a data transmission method for a receiving device, including:
  • the media access control entity (Media Access Control, MAC) of the receiving end device receives a protocol data unit MAC PDU of media access control, wherein the MAC PDU includes a service data unit (Service Data Unit, SDU), a radio bearer RB identifier and a protocol function identifier;
  • SDU Service Data Unit
  • RB radio bearer RB identifier
  • protocol function identifier a protocol function identifier
  • the receiving end device sends the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, and the AI RB is associated with multiple protocol functions in the receiving end device.
  • the embodiment of the present disclosure also provides a data transmission method for a sending device, including:
  • the sending end device generates a media access control MAC entity to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier, and a protocol function identifier;
  • the sending end device sends the MAC PDU to the receiving end device, and the AI RB is associated with multiple protocol functions in the receiving end device.
  • an embodiment of the present disclosure further provides a receiver device, including:
  • the receiving module is used for the media access control MAC entity of the receiving end device to receive the protocol data unit MAC PDU of media access control, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier and a protocol function identifier;
  • the first sending module is configured to send the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier when the RB identifier is an AI RB identifier, and the AI RB is associated with multiple protocol functions in the receiver device.
  • the embodiment of the present disclosure further provides a sending end device, including:
  • the processing module is used for the sending end device to generate a media access control MAC entity to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier, and a protocol function identifier;
  • the second sending module is configured to send the MAC PDU to the receiving device when the RB identifier is an AI RB, and the AI RB is associated with multiple protocol functions in the receiving device.
  • the embodiment of the present disclosure further provides a receiver device, including a transceiver and a processor,
  • the transceiver is used for the media access control MAC entity of the receiving end device to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier, and a protocol function identifier;
  • the transceiver is further configured to send the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier when the RB identifier is an AI RB identifier, and the AI RB is associated with multiple protocol functions in the receiver device.
  • the embodiment of the present disclosure further provides a sending end device, including a transceiver and a processor,
  • the processor is used for the sending end device to generate a media access control MAC entity to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier, and a protocol function identifier;
  • the transceiver is configured to send the MAC PDU to the receiving device when the RB identifier is an AI RB, and the AI RB is associated with multiple protocol functions in the receiving device.
  • the embodiment of the present disclosure further provides a receiver device, including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • a receiver device including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • an embodiment of the present disclosure further provides a sending device, including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • a sending device including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • an embodiment of the present disclosure further provides a computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the steps of the data transmission method described in the above-mentioned first aspect are implemented; or when the computer program is executed by a processor, the steps of the data transmission method described in the above-mentioned second aspect are implemented.
  • the AI RB is associated with multiple protocol functions, and the receiving end device sends the SDU or the data information included in the SDU to the target protocol function through the AI RB through the protocol function identifier, which reduces the time spent on establishing different bearers during the data transmission process, thereby reducing the delay of data transmission.
  • FIG. 1 is a flowchart of a data transmission method provided by an embodiment of the present disclosure
  • FIG. 2 is a schematic diagram of the format of a MAC PDU provided by an embodiment of the present disclosure
  • FIG. 3 is a schematic diagram of the format of another MAC PDU provided by an embodiment of the present disclosure.
  • FIG. 4 is a schematic diagram of the format of another MAC PDU provided by an embodiment of the present disclosure.
  • FIG. 5 is a schematic structural diagram of a data transmission method provided by an embodiment of the present disclosure.
  • FIG. 6 is a flowchart of another data transmission method provided by an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of a receiver device provided by an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of a sending end device provided by an embodiment of the present disclosure.
  • FIG. 9 is a schematic structural diagram of another receiver device provided by an embodiment of the present disclosure.
  • Fig. 10 is a schematic structural diagram of another sender device provided by an embodiment of the present disclosure.
  • FIG. 1 is a flowchart of a data transmission method provided by an embodiment of the present disclosure, which is used for a receiving end device. As shown in FIG. 1, the data transmission method includes the following steps:
  • Step 101 the media access control MAC entity of the receiving end device receives the protocol data unit MAC PDU of media access control, wherein the MAC PDU includes a service data unit SDU, a radio bearer RB identifier and a protocol function entity identifier (Protocol Function Entity ID).
  • the MAC PDU includes a service data unit SDU, a radio bearer RB identifier and a protocol function entity identifier (Protocol Function Entity ID).
  • the MAC PDU received by the MAC at the receiving end can be obtained from the terminal or from the network side device. After the receiving end obtains the MAC PDU, it parses the MAC PDU, and obtains the RB identifier, the protocol function identifier and the SDU from the subheader of the MAC.
  • the RB identifier may be the RB number or the RB serial number; the protocol function identifier may be the protocol function number or the protocol function serial number.
  • the RB identifier and the protocol function identifier are uniformly configured by the Radio Resource Control (RRC) on the network side through RRC signaling. After RRC signaling configuration, the RB identifier and protocol function identifier of the receiving end device and the sending end device are consistent, so that the receiving end device and the sending end device can transmit the SDU or the data information included in the SDU through the RB.
  • RRC Radio Resource Control
  • Step 102 When the RB identifier is the identifier of the AI RB, the receiving device sends the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, and the AI RB is associated with multiple protocol functions in the receiving device.
  • AI RB is a public logical bearer in User Equipment (UE), which can be associated with multiple protocol functional entities in the receiving end device.
  • UE User Equipment
  • the receiving end device sends SDU or the data information included in the SDU to the outside or to other protocol functional entities through AI RB.
  • the receiver device parses the MAC PDU after receiving it, and obtains the SDU, radio bearer RB identifier and protocol function identifier included in the MAC PDU. If the SDU is the SDU of the MAC entity of the receiving end device, the subsequent parsing process will be performed by the MAC entity; if the SDU is not the SDU of the receiving end device MAC but the data information of the protocol function body, the receiving end device will send the SDU or the data information included in the SDU to the protocol function body through the AI RB.
  • AI RB does not record or transmit the processing information of the receiving end, that is, no inter-layer mapping is required.
  • the MAC entity of the receiving end device receives the MAC PDU, uses the SDU included in the MAC PDU, the radio bearer RB identifier, and the protocol function identifier, and when the RB identifier is the identifier of the AI RB, the receiving end device sends the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, and uses the characteristic that the AI RB is associated with multiple protocol functions to reduce the time required to establish multiple bearers during the data transmission process, thereby reducing the data transmission delay.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function; sending the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, including:
  • the AI RB sends the SDU or the data information included in the SDU to the protocol function body identified by the protocol function body, in order to ensure the accuracy of the transmission, the SDU or the data information included in the SDU is effectively transmitted to the corresponding protocol function body, so that the routing information between the MAC entity and the protocol function body needs to be included in the MAC PDU.
  • the receiving end device when the receiving end device sends the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, it needs to confirm the transmission path according to the routing information between the MAC entity included in the MAC PDU and the protocol function, in order to effectively transmit the SDU or the data information included in the SDU to the protocol function.
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the MAC PDU includes multiple sub-PDUs, and each sub-PDU includes at least a MAC sub-header.
  • the sub-header of the MAC PDU is set to carry the AI RB identifier, so that the receiving end device parses the sub-header of the MAC PDU to obtain the AI RB identifier, so that the corresponding AI RB transmits the SDU or the data information included in the SDU.
  • the ID of the AI RB in the UE is unique, so that the receiving device can quickly confirm the AI RB in the UE through the AI RB ID carried in the subheader of the MAC PDU, and then transmit the SDU or the data information included in the SDU through the AI RB.
  • the subheader of the MAC PDU includes a logical channel identity (Logical Channel Identity, LCID), and the LCID includes an AI RB identity.
  • LCID Logical Channel Identity
  • the existing MAC PDU format extension is shown in Figure 2, Figure 3, and Figure 4.
  • the existing format is shown in the figure above, and the extended format is shown in the figure below.
  • L indicates the length of the corresponding MAC PDU in bytes
  • F indicates the length of the L field
  • E indicates whether there are more fields in the MAC header
  • R is a reserved bit, which is set to "0".
  • the protocol function identifier is set in the L field, so that the MAC PDU carries the protocol function identifier.
  • the LCID of the MAC PDU can include the AI RB ID and the protocol function body identifier, and the receiving end device can transmit the SDU or the data information included in the SDU to the protocol function body corresponding to the protocol function body identifier through the AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the protocol function identifier is used to identify the protocol function in the UE, and the receiving end device can confirm the protocol function through the protocol function identifier. Since the AI RB is associated with multiple protocol functions, and different protocol functions are all set in the same UE, it is necessary to differentiate the protocol function identifiers from different protocol functions.
  • the protocol function identifier may be the identifier of the protocol function in the receiving end device, or the protocol function identifier may be the identifier of the group in which the protocol function is located in the receiving end device and the identifier of the protocol function in the group, so that the protocol function identifier can be in one-to-one correspondence with the protocol function in the UE.
  • the SDU or the data information included in the SDU includes: AI information.
  • AI information is a basic function of the network, which can realize time interaction between the network side and the terminal side, including configuring AI models, interacting or synchronizing AI algorithms between the network side and the terminal side, information interaction between different parts of the distributed AI model or algorithms, AI-related measurements reported by the UE, AI capabilities for interaction between the UE side and the network side, etc.
  • the SDU or the data information included in the SDU is set to include AI information, so that the AI information can be quickly transmitted between the network side and the terminal side through the AI RB, and the interaction between the UE side and the network side is realized.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • the AI RB is associated with multiple protocol functions in the UE.
  • the AI RB is associated with different protocol functions in the UE as much as possible.
  • the protocol functions in the UE are mainly radio resource control RRC entities, service data adaptation protocol SDAP entities, packet data convergence protocol PDCP entities, and radio link control RLC entities.
  • the AI RB is associated with the above protocol functions, so that the SDU or the data information included in the SDU can be effectively transmitted to different protocol functions through the AI RB.
  • the protocol function radio resource control RRC entity, the service data adaptation protocol SDAP entity, the packet data convergence protocol PDCP entity, and the radio link control RLC entity enable the AI RB to transmit the SDU or the data information included in the SDU between the receiving end and different protocol functions, reduce data occupation of other bearers as much as possible, and effectively reduce the delay of data transmission.
  • FIG. 6 is a flowchart of another data transmission method provided by an embodiment of the present disclosure, which is executed by the sending end device. As shown in FIG. 6, the data transmission method includes the following steps:
  • Step 201 The sending end device generates a MAC entity for media access control and receives a MAC PDU for media access control, wherein the MAC PDU includes the SDU or the data information included in the SDU, the radio bearer RB identifier and the protocol function identifier.
  • the sending end device may be a terminal device, or a server device or a base station device.
  • the sending end device produces a MAC PDU
  • the MAC PDU includes the SDU or the data information included in the SDU, the radio bearer RB identifier, and the protocol function identifier, where the RB identifier corresponds to the bearer that transmits the MAC PDU, and the protocol function identifier is the protocol function that receives the SDU or the data information included in the SDU and performs parsing and processing.
  • Step 202 when the RB identifier is the identifier of the AI RB, the sending device sends a MAC PDU to the receiving device, and the AI RB is associated with multiple protocol functions in the receiving device.
  • the sending end device carries the SDU or the data information included in the SDU, the RB identifier and the protocol function identifier when generating the MAC PDU, so that the receiving end device can send the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier according to the AI RB corresponding to the RB identifier after receiving the MAC PDU, so that the AI RB can effectively transmit the SDU or the data information included in the SDU between multiple associated protocol functions, reducing the transmission delay.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function.
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the subheader of the MAC PDU includes a logical channel identifier LCID, and the LCID includes an AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the SDU or the data information included in the SDU includes: AI information.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • FIG. 7 is a schematic structural diagram of a receiving end device provided by an embodiment of the present disclosure. As shown in FIG. 7, the receiving end device 700 includes:
  • the receiving module 701 is used for the media access control MAC entity of the receiving end device to receive the protocol data unit MAC PDU of the media access control, wherein the MAC PDU includes the SDU or the data information included in the SDU, the radio bearer RB identifier and the protocol function identifier;
  • the first sending module 702 is used to send the SDU or the data packet included in the SDU to the protocol function corresponding to the protocol function identifier when the RB identifier is the identifier of the AI RB, and the AI RB is associated with multiple protocol functions in the receiver device.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function; sending the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, including:
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the subheader of the MAC PDU includes a logical channel identifier LCID, and the LCID includes an AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the SDU or the data information included in the SDU includes: AI information.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • the receiving end device is capable of implementing each process of each embodiment of the above-mentioned data transmission method applied to the receiving end device, and the technical features correspond to each other, and can achieve the same technical effect. To avoid repetition, details are not repeated here.
  • FIG. 8 is a schematic structural diagram of a sending end device provided by an embodiment of the present disclosure. As shown in FIG. 8, the sending end device 800 includes:
  • the processing module 801 is used for the sending end device to generate a media access control MAC entity to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes SDU or data information included in the SDU, a radio bearer RB identifier and a protocol function identifier;
  • the second sending module 802 is configured to send the MAC PDU to the receiving device when the RB identifier is an AI RB, and the AI RB is associated with multiple protocol functions in the receiving device.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function.
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the subheader of the MAC PDU includes a logical channel identifier LCID, and the LCID includes an AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the SDU or the data information included in the SDU includes: AI information.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • the sending end device is capable of implementing each process of each embodiment of the above-mentioned data transmission method applied to the sending end device, and the technical features correspond to each other, and can achieve the same technical effect. To avoid repetition, details are not repeated here.
  • An embodiment of the present disclosure also provides a receiver device, including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • a receiver device including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • the program is executed by the processor, each process of the above data transmission method embodiment can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the embodiment of the present disclosure also provides a schematic structural diagram of another receiver device, including a bus 901 , a transceiver 902 , an antenna 903 , a bus interface 904 , a processor 905 and a memory 906 .
  • the transceiver 902 is used for the media access control MAC entity of the receiving end device to receive the protocol data unit MAC PDU of the media access control, wherein the MAC PDU includes the SDU or the data information included in the SDU, the radio bearer RB identifier and the protocol function identifier;
  • the transceiver 902 is also used to send the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier when the RB identifier is the AI RB identifier, and the AI RB is associated with multiple protocol functions in the receiver device.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function; sending the SDU or the data information included in the SDU to the protocol function corresponding to the protocol function identifier, including:
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the subheader of the MAC PDU includes a logical channel identifier LCID, and the LCID includes an AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the SDU or the data information included in the SDU includes: AI information.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • the bus architecture (represented by bus 901), which may include any number of interconnected buses and bridges, links together various circuits including one or more processors represented by processor 905 and memory represented by memory 906.
  • the bus 901 may also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and thus will not be further described herein.
  • the bus interface 904 provides an interface between the bus 901 and the transceiver 902 .
  • Transceiver 902 may be a single element or multiple elements, such as multiple receivers and transmitters, providing a means for communicating with various other devices over a transmission medium.
  • the data processed by the processor 905 is transmitted on the wireless medium through the antenna 903 , further, the antenna 903 also receives the data and transmits the data to the processor 905 .
  • the processor 905 is responsible for managing the bus 901 and general processing, and may also provide various functions including timing, peripheral interface, voltage regulation, power management, and other control functions. Instead, the memory 606 may be used to store data used by the processor 905 when performing operations.
  • the processor 905 may be a CPU, ASIC, FPGA or CPLD.
  • Embodiments of the present disclosure also provide a computer-readable storage medium, on which a computer program is stored.
  • a computer program is executed by a processor, each process of the above-mentioned data transmission method embodiment can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • a computer-readable storage medium such as a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • the embodiment of the present disclosure also provides a sender device, including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • a sender device including: a processor, a memory, and a program stored on the memory and operable on the processor.
  • the embodiment of the present disclosure also provides a schematic structural diagram of another sender device, including a bus 1001 , a transceiver 1002 , an antenna 1003 , a bus interface 1004 , a processor 1005 and a memory 1006 .
  • the processor 1005 is used for the sending end device to generate a media access control MAC entity to receive a media access control protocol data unit MAC PDU, wherein the MAC PDU includes the SDU or the data information included in the SDU, the radio bearer RB identifier and the protocol function identifier;
  • the transceiver 1002 is configured to send the MAC PDU to the receiver device when the RB identifier is the identifier of the AI RB, and the AI RB is associated with multiple protocol functions in the receiver device.
  • the MAC PDU also includes routing information between the MAC entity and the protocol function.
  • the AI RB identifier is carried in the subheader of the MAC PDU.
  • the subheader of the MAC PDU includes a logical channel identifier LCID, and the LCID includes an AI RB ID.
  • the protocol function identifier includes the following items:
  • the identification of the group where the protocol function is located in the receiving end device and the identification of the protocol function in the group.
  • the SDU or the data information included in the SDU includes: AI information.
  • the protocol function body includes at least one of the following:
  • Radio Resource Control RRC entity Service Data Adaptation Protocol SDAP entity, Packet Data Convergence Protocol PDCP entity, Radio Link Control RLC entity.
  • the bus architecture (represented by bus 1001), which may include any number of interconnected buses and bridges, links together various circuits including one or more processors represented by processor 1005 and memory represented by memory 1006.
  • the bus 1001 may also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and thus will not be further described herein.
  • the bus interface 1004 provides an interface between the bus 1001 and the transceiver 1002 .
  • Transceiver 1002 may be a single element or multiple elements, such as multiple receivers and transmitters, providing a means for communicating with various other devices over a transmission medium.
  • the data processed by the processor 1005 is transmitted on the wireless medium through the antenna 1003 , further, the antenna 1003 also receives the data and transmits the data to the processor 1005 .
  • the processor 1005 is responsible for managing the bus 1001 and general processing, and may also provide various functions including timing, peripheral interface, voltage regulation, power management, and other control functions. And the memory 1006 may be used to store data used by the processor 1005 when performing operations.
  • the processor 1005 may be a CPU, ASIC, FPGA or CPLD.
  • Embodiments of the present disclosure also provide a computer-readable storage medium, on which a computer program is stored.
  • a computer program is stored.
  • the computer program is executed by a processor, each process of the above-mentioned data transmission method embodiment can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the computer-readable storage medium such as ROM, RAM, magnetic disk or optical disk, and the like.
  • the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is a better implementation.
  • the technical solution of the present disclosure can be embodied in the form of a software product in essence or the part that contributes to the prior art.
  • the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), and includes several instructions to make a terminal (which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.) execute the method of each embodiment of the present disclosure.
  • modules, units, sub-modules, sub-units, etc. can be implemented in one or more application specific integrated circuits (Application Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing, DSP), digital signal processing device (DSP Device, DSPD), programmable logic device (Programmable Logic Device, PLD), field-programmable gate array (Field-Programmable Gate Array, FPGA), general-purpose processors, controllers, microcontrollers, microprocessors, other electronic units for performing the functions described in this disclosure, or combinations thereof.
  • ASIC Application Specific Integrated Circuits
  • DSP Digital Signal Processing
  • DSP Device digital signal processing device
  • PLD programmable logic device
  • FPGA field-programmable gate array
  • general-purpose processors controllers, microcontrollers, microprocessors, other electronic units for performing the functions described in this disclosure, or combinations thereof.

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  • Communication Control (AREA)

Abstract

La présente invention se rapporte au domaine technique des communications, et concerne un procédé de transmission de données et un dispositif de réseau. Le procédé comprend : une entité de commande d'accès au support (MAC) d'un dispositif d'extrémité de réception recevant une unité de données de protocole MAC (MAC PDU), la MAC PDU comprenant une unité de données de service (SDU), un identifiant de porteuse radio (RB) et un identifiant de corps de fonction de protocole ; et lorsque l'identifiant de RB est un identifiant d'une RB d'IA, le dispositif d'extrémité de réception envoyant la SDU ou les informations de données comprises dans la SDU à un corps de fonction de protocole correspondant à l'identifiant de corps de fonction de protocole, la RB d'IA étant associée à une pluralité de corps de fonction de protocole dans le dispositif d'extrémité de réception.
PCT/CN2023/071663 2022-01-18 2023-01-10 Procédé de transmission de données et dispositif de réseau WO2023138446A1 (fr)

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Citations (4)

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WO2014026375A1 (fr) * 2012-08-17 2014-02-20 华为技术有限公司 Procédé et appareil de transmission de données de liaison descendante d'une communication coopérative à plusieurs utilisateurs
CN103782569A (zh) * 2013-07-15 2014-05-07 华为技术有限公司 数据处理装置和方法
CN112243208A (zh) * 2019-07-19 2021-01-19 夏普株式会社 接入控制方法及用户设备
CN113709908A (zh) * 2020-05-21 2021-11-26 华为技术有限公司 数据传输的方法和装置

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WO2014026375A1 (fr) * 2012-08-17 2014-02-20 华为技术有限公司 Procédé et appareil de transmission de données de liaison descendante d'une communication coopérative à plusieurs utilisateurs
CN103782569A (zh) * 2013-07-15 2014-05-07 华为技术有限公司 数据处理装置和方法
CN112243208A (zh) * 2019-07-19 2021-01-19 夏普株式会社 接入控制方法及用户设备
CN113709908A (zh) * 2020-05-21 2021-11-26 华为技术有限公司 数据传输的方法和装置

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