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WO2018202022A1 - Procédé et dispositif permettant de transmettre un rapport d'état de mémoire tampon - Google Patents

Procédé et dispositif permettant de transmettre un rapport d'état de mémoire tampon Download PDF

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Publication number
WO2018202022A1
WO2018202022A1 PCT/CN2018/085189 CN2018085189W WO2018202022A1 WO 2018202022 A1 WO2018202022 A1 WO 2018202022A1 CN 2018085189 W CN2018085189 W CN 2018085189W WO 2018202022 A1 WO2018202022 A1 WO 2018202022A1
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WIPO (PCT)
Prior art keywords
numerology
logical channel
channel group
terminal device
target
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PCT/CN2018/085189
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English (en)
Chinese (zh)
Inventor
刘亚林
李铕
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
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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
    • H04W28/0278—Traffic management, e.g. flow control or congestion control using buffer status reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control

Definitions

  • the present application relates to the field of communications and, more particularly, to methods and apparatus for transmitting buffer status reports.
  • the same LCH supports only one numerology (Numerology).
  • the base station allocates a logical channel group (LCG) to which the logical channel (LCH) belongs, and one LCG may include one or more LCHs.
  • the terminal may request an uplink transmission resource by sending a Buffer Status Report (BSR) to the base station, where the buffered data amount may be reported in units of LCG.
  • BSR Buffer Status Report
  • Future wireless communication systems can support multiple scenarios and different types of services, such as Enhanced Mobile Broadband (eMBB), Massive Machine Type Communication (mMTC), and ultra-reliable low-latency communication (Ultra) Reliable-Low Latency Communication, URLLC), and more.
  • eMBB Enhanced Mobile Broadband
  • mMTC Massive Machine Type Communication
  • Ultra Ultra-reliable low-latency Communication
  • URLLC Ultra-reliable-Low Latency Communication
  • Different service types have different requirements for transmission capabilities. For example, URLLC pays more attention to delay and eMBB pays more attention to bandwidth.
  • the system can configure multiple numerologies for the same logical channel (LCH) to support the transmission needs of different service scenarios. In this way, the technical solution for requesting uplink transmission resources in LTE will no longer be applicable to future wireless communication systems.
  • LCH logical channel
  • the present application provides a method for transmitting a buffer status report, which can be applied to report the amount of buffered data of a logical channel supporting multiple numerology.
  • the first aspect provides a method for transmitting a buffer status report, including: determining, by the terminal device, a target logical channel group to which the first logical channel belongs according to a numerology attribute corresponding to each logical channel group in the at least one logical channel group, The first logical channel supports at least one numerology, each numerology includes at least one physical transmission parameter; the terminal device sends a buffer status report to the network device, where the buffer status report includes at least one logical channel belonging to the target logical channel group The at least one logical channel includes the first logical channel.
  • the terminal device determines, according to a numerology attribute corresponding to each logical channel group in the at least one logical channel group, a target logical channel group to which the first logical channel belongs, including: the terminal The device determines a numerology attribute requirement of the first logical channel; the terminal device determines the target logical channel group according to a numerology attribute requirement of the first logical channel and a numerology attribute corresponding to each logical channel group in the at least one logical channel group.
  • the terminal device determines, by the terminal device, the logical channel group that meets the minimum numerology attribute requirement of the first logical channel of the at least one logical channel group as The target logical channel group.
  • the numerology attribute requirement of the first logical channel may include: the value of the first physical transmission parameter is equal to a preset threshold.
  • the numerology attribute corresponding to each logical channel group in the at least one logical channel group may include: a value of the first physical transmission parameter corresponding to each logical channel group.
  • the terminal device may determine, as the target logical channel group, the logical channel group corresponding to the first physical transmission parameter in the at least one logical channel group to be equal to the preset threshold.
  • the terminal device may determine a candidate logical channel group randomly selected from the at least one candidate logical channel group as the target logical channel group.
  • the terminal device determines, as the target logical channel group, the logical channel group that meets the minimum requirement of the numerology attribute of the first logical channel in the at least one logical channel group, where the terminal device determines the target TTI length,
  • the target TTI length is a maximum value of at least one candidate TTI length
  • the numerology attribute corresponding to the at least one logical channel group includes the at least one candidate TTI length
  • each candidate TTI length in the at least one candidate TTI length is less than Or equal to the maximum TTI length of the first logical channel.
  • the terminal device determines, as the target logical channel group, the logical channel group that meets the minimum numerology attribute requirement of the first logical channel in the at least one logical channel group, where the terminal device determines the target SCS, where The target SCS is a minimum value in the at least one candidate SCS, the numerology attribute corresponding to the at least one logical channel group includes the at least one candidate SCS, and each candidate SCS in the at least one candidate SCS is less than or equal to the first logic The minimum SCS of the channel.
  • the terminal device stores a logical channel group attribute table, where the entry in the logical channel group attribute table includes a logical channel group identifier and a numerology attribute corresponding to the logical channel group identifier; the terminal device is configured according to the first logical channel
  • the numerology attribute requirement and the numerology attribute corresponding to each logical channel group in the at least one logical channel group determine the target logical channel group to which the first logical channel belongs, including: the terminal device requires the numerology attribute of the first logical channel by using Querying the logical channel group attribute table to determine a target logical channel group that satisfies the requirement of the numerology attribute of the first logical channel.
  • the terminal device according to a numerology attribute requirement of the first logical channel, and each logical channel in the at least one logical channel group Determining, by the numerology attribute of the group, the target logical channel group to which the first logical channel belongs, the method includes: the terminal device, the logical channel group corresponding to the value of the first physical transmission parameter in the at least one logical channel group being equal to the preset threshold Determined as the target logical channel group.
  • the method further includes: the terminal device receiving the first indication information from the network device, where the first indication information indicates a numerology attribute corresponding to each logical channel group in the at least one logical channel group.
  • the terminal device receives the first indication information from the network device, where the terminal device receives the RRC signaling from the network device, where the RRC signaling includes the first indication information.
  • a method for transmitting a buffer status report including: determining, by a terminal device, a target numerology from at least one numerology supported by a first logical channel, wherein each of the at least one numerology includes at least one a physical transmission parameter; the terminal device sends a buffer status report to the network device, where the buffer status report includes an amount of data to be sent of the at least one logical channel corresponding to the target numerology, wherein the at least one logical channel includes the first logical channel.
  • the terminal device determines the target numerology from the at least one numerology supported by the first logical channel, including: the terminal device according to the parameter set numerology attribute requirement of the first logical channel, The target numerology is determined in at least one of the numerology supported by the first logical channel.
  • the terminal device determines the target numerology from the at least one numerology supported by the first logical channel according to the numerology attribute requirement of the first logical channel, including: the terminal device satisfies the at least one numerology to the minimum
  • the numerology attribute of a logical channel's numerology attribute is determined as the target numerology.
  • the numerology attribute requirement of the first logical channel includes: the value of the first physical transmission parameter is equal to a preset threshold.
  • each of the at least one numerology includes a value of the first physical transmission parameter.
  • the terminal device determines, according to the numerology attribute requirement of the first logical channel, the target numerology from the at least one numerology supported by the first logical channel, where the terminal device includes the first physics included in the at least one numerology
  • the value of the transmission parameter is equal to the numerology of the preset threshold determined as the target numerology.
  • the terminal device may A candidate numerology randomly selected from a candidate numerology is determined as the target numerology.
  • the terminal device determines, as the target numerology, the numerology of the at least one numerology that satisfies the numerology attribute requirement of the first logical channel, the terminal device determines the target numerology from the at least one numerology,
  • the numerology is a numerology having a maximum value of a TTI length included in at least one candidate numerology, the at least one numerology includes the at least one candidate numerology, and each candidate numerology in the at least one candidate numerology includes a value of a TTI length less than or Equal to the maximum TTI length of the first logical channel.
  • an apparatus for transmitting a buffer status report for performing the method of any of the above aspects or any possible implementation of any of the aspects.
  • the apparatus comprises means for performing the method of any of the above-described aspects or any of the possible implementations of any of the aspects.
  • another apparatus for transmitting a buffer status report comprising: a memory and a processor for storing instructions for executing instructions stored by the memory, and when the processor executes the The execution of the memory causes the processor to perform the method of any aspect or any of the possible implementations of any aspect.
  • a computer readable medium for storing a computer program comprising instructions for performing the method of any of the aspects or any of the possible implementations of any aspect.
  • the numerology attribute corresponding to the LCG may include a numerology corresponding to the LCG or at least one physical transmission parameter value corresponding to the LCG.
  • the numerology attribute corresponding to the LCG may include a TTI length.
  • the numerology attribute requirement of the logical channel may be used to select an LCG to which the LCH belongs, or to buffer data of the LCH.
  • the physical transmission parameters associated with the LCH when performing BSR reporting may be configured, or the rules for selecting the LCG by the LCH may be configured.
  • the numerology attribute requirement of the LCH or the LCG may include: the value of one or more physical transmission parameters satisfying certain conditions.
  • the numerology attribute requirement of the LCH or the LCG may include at least one of the following: a value of the first physical transmission parameter is equal to a preset threshold, a TTI length is less than or equal to a maximum TTI duration, and an SCS is greater than or equal to Minimum SCS (minimum SCS).
  • the minimum numerology attribute requirement that satisfies the LCH or the LCG may refer to at least one of the following: the value of the corresponding physical transmission parameter is equal to a preset threshold, and the maximum TTI length less than or equal to the maximum TTI duration is greater than or Equal to the maximum SCS of the minimum SCS.
  • the physical transmission parameter value may refer to a value of a physical transmission parameter
  • the plurality of physical transmission parameter values may refer to a value of each of a plurality of different physical transmission parameters.
  • the physical transmission parameter herein may be a physical transmission parameter included in the numerology.
  • the network device may send the second indication information to the terminal device, and the terminal device receives the second indication information sent by the network device, where the second indication information is used by the second device.
  • the network device Indicates the numerology attribute requirement of the first logical channel.
  • the numerology attribute corresponding to the logical channel group may be predefined, or the network device is configured through RRC signaling.
  • the buffer status report includes a logical channel group identification field and a buffer size field, where the logical channel group identification field is used to carry identification information of a logical channel group, the cache size field The amount of data to be transmitted used to carry at least one logical channel belonging to the logical channel group.
  • the buffer status report includes N cache size fields corresponding to the N logical channel groups, where a buffer size field corresponding to a certain logical channel group is used to carry at least one logical channel belonging to the logical channel group.
  • the amount of data sent, N is an integer greater than or equal to 1.
  • the cache status report may include: a numerology identifier field and a cache size field, where the numerology identifier field is used to carry a number of a numerology, and the cache size field is used to carry at least one logic corresponding to the numerology The amount of data to be sent for the channel.
  • the cache status report may not include an LCG identification field.
  • the cache status report includes N cache size fields corresponding to the N numerology, where a buffer size field corresponding to a certain numerology is used to carry at least one logical channel belonging to the numerology to be sent.
  • the amount of data, N is an integer greater than or equal to 1.
  • the network device may receive a buffer status report from the terminal device, and allocate an uplink transmission resource according to the cached status report associated numerology.
  • the network device may allocate the uplink transmission resource according to the numerology attribute corresponding to the logical channel group.
  • the network device may allocate the uplink transmission according to the value of the at least one physical transmission parameter included in the target numerology. Resources.
  • the network device may allocate an uplink transmission resource for the amount of data to be sent according to the numerology or the LCG corresponding to the field occupied by the BSR.
  • the network device sends the first indication information to the terminal device, and the terminal device receives the first indication information that is sent by the network device, where the first indication information is used to indicate each logical channel in the at least one logical channel group.
  • the corresponding numerology attribute of the group is used to indicate each logical channel in the at least one logical channel group.
  • the network device sends the second indication information to the terminal device, and the terminal device receives the second indication information from the network device, where the second indication information is used to indicate the numerology attribute requirement corresponding to the logical channel.
  • the network device sends the third indication information to the terminal device, and the terminal device receives the third indication information from the network device, where the third indication information is used to indicate the BSR corresponding to each of the plurality of numerologies. Retransmission timer.
  • different numerologies correspond to different BSR retransmission timers.
  • the terminal device sends a buffer status report to the network device, and starts a BSR retransmission timer corresponding to the numerology associated with the cache status report.
  • the terminal device sends a buffer status report to the network device, and starts a BSR retransmission timer corresponding to each numerology associated with the cache status report.
  • the terminal device does not receive an uplink grant for allocating an uplink transmission resource corresponding to the numerology from the network device, and the terminal device The retransmission request corresponds to the BSR of the uplink transmission resource of the numerology, and restarts the BSR retransmission timer corresponding to the first numerology.
  • the terminal device if the terminal device receives the UL Grant for allocating the uplink transmission resource corresponding to the numerology, the terminal device stops the BSR corresponding to the numerology if the BSR retransmission timer corresponding to the numerology does not expire. Retransmission timer.
  • the BSR retransmission timers corresponding to different numerologies are independent of each other.
  • the terminal device may trigger or send a BSR associated with the second numerology.
  • the terminal device determines the target cache status report from the multiple cache status reports according to the multiple cache status report associated numerology; the terminal device Send the target cache status report.
  • the terminal device optionally, if the terminal device simultaneously triggers the first cache status report and the second cache status report, and the first cache status report and the second cache status report request are associated with the same numerology, the terminal device revokes One of the cache status reports.
  • the terminal device ie, MAC entity
  • the terminal device can only send at most one BSR associated with the same numerology within each scheduling interval (ie, each TTI).
  • each MAC PDU may include a BSR associated with a different numerology. That is, multiple MAC PDUs may include multiple BSRs, and any two of the multiple BSRs associate different numerologies.
  • the terminal device may be in the transmission time interval.
  • the first MAC PDU includes the first cache status report
  • the second cache status report is included in the second MAC PDU in the current transmission time interval.
  • the sent cache status report may be selected according to the priority of the reported LCH in the cache status report.
  • the first buffer status report includes the amount of data to be sent belonging to the at least one first logical channel of the first logical channel group
  • the second buffer status report includes at least the second logical channel group
  • the amount of data to be sent of the second logical channel, the first buffer status report and the second buffer status report are associated with the same numerology, and the highest priority of the at least one second logical channel is higher than the corresponding one of the at least one first logical channel The highest priority, you can undo the first cache status report.
  • the numerology associated with the cache status report may be determined according to a numerology attribute corresponding to the first logical channel group in the cache status report.
  • the terminal device may determine the target logical channel from the at least one logical channel according to the priority corresponding to each logical channel in the at least one logical channel reported by the BSR; and the numerology according to the target logical channel.
  • the attribute requirements determine the numerology associated with the cache status report.
  • the terminal device determines an uplink transmission resource that is matched by the BSR, and sends the BSR on the uplink transmission resource that is matched by the BSR.
  • the terminal device may determine, according to the numerology attribute requirement corresponding to the first logical channel group in the buffer status report, the uplink transmission resource that matches the buffer status report.
  • the terminal device may determine, as the uplink transmission resource that the BSR matches, the uplink transmission resource that meets the minimum requirement of the numerology attribute corresponding to the first logical channel group.
  • the numerology attribute corresponding to the first logical channel group includes a value of the first physical transmission parameter corresponding to the first logical channel, and the first physical transmission parameter corresponding to the matched uplink transmission resource.
  • the value is equal to the value of the first physical transmission parameter corresponding to the first logical channel.
  • the method further includes: if the cache status report includes the a quantity of data to be transmitted of at least one logical channel of the first logical channel group, the terminal device determining a target logical channel from the at least one logical channel according to a priority corresponding to each logical channel of the at least one logical channel; the terminal device Determining a numerology attribute requirement of the first logical channel group according to a numerology attribute requirement of the target logical channel.
  • the terminal device sends a buffer status report to the network device; if the retransmission timer corresponding to the buffer status report does not time out, and the terminal device finds an available uplink transmission resource for transmitting the scheduling request, The terminal device sends a scheduling request to the network device on the available uplink transmission resource, where the end time of the available uplink transmission resource is earlier than the end time of the uplink transmission resource occupied by the buffer status report.
  • FIG. 1 is a schematic structural diagram of a wireless communication system to which the present application is applied.
  • FIG. 2 is a schematic diagram of channel mapping corresponding to a communication interface between the terminal device and the network device in FIG. 1.
  • FIG. 3 is a schematic diagram of a radio interface protocol stack of the terminal device and the network device in FIG. 1.
  • FIG. 4 is a schematic diagram of a hardware architecture of a terminal according to an embodiment of the present disclosure.
  • FIG. 5 is a schematic diagram of a hardware architecture of a base station according to an embodiment of the present disclosure.
  • FIG. 6 is a schematic flowchart of a method for transmitting a buffer status report according to an embodiment of the present application.
  • FIG. 7 is a schematic diagram of a format of a buffer status report in an embodiment of the present application.
  • FIG. 8 is a schematic diagram of another format example of a cache status report in the embodiment of the present application.
  • FIG. 9 is a schematic flowchart of another method for transmitting a buffer status report according to an embodiment of the present application.
  • FIG. 10 is a schematic diagram of another format example of a cache status report according to an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of a format example of third indication information in a method for transmitting a buffer status report according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of another format example of third indication information in a method for transmitting a buffer status report according to an embodiment of the present invention.
  • FIG. 13 is a schematic flowchart of another method for transmitting a buffer status report according to an embodiment of the present invention.
  • FIG. 14 is a schematic diagram of transmission resources in a method for transmitting a scheduling request according to an embodiment of the present invention.
  • FIG. 15 is a schematic block diagram of a wireless communication system, a terminal device, and a network device according to an embodiment of the present invention.
  • FIG. 16 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
  • FIG. 1 shows a wireless communication system to which the present application relates.
  • the wireless communication system can work in a high frequency band, is not limited to a Long Term Evolution (LTE) system, and can be a fifth generation mobile communication (5th generation, 5G) system, a new air interface (NR). System, machine to machine (Machine to Machine, M2M) system.
  • LTE Long Term Evolution
  • 5G fifth generation mobile communication
  • NR new air interface
  • M2M machine to machine
  • the wireless communication system 100 can include one or more network devices 101, one or more terminal devices 103, and a core network 115. among them:
  • the network device 101 may be a base station, and the base station may be used to communicate with one or more terminal devices, or may be used to communicate with one or more base stations having partial terminal functions (such as a macro base station and a micro base station, such as an access point). , the communication between).
  • the base station may be a Base Transceiver Station (BTS) in a Time Division Synchronous Code Division Multiple Access (TD-SCDMA) system, or may be an evolved base station in an LTE system (Evolutional Node B). , eNB), and base stations in 5G systems, new air interface (NR) systems.
  • the base station may also be an Access Point (AP), a TransNode (Trans TRP), a Central Unit (CU), or other network entity, and may include some or all of the functions of the above network entities. .
  • the terminal device 103 can be distributed throughout the wireless communication system 100, either stationary or mobile.
  • the terminal device 103 may be a mobile device, a mobile station, a mobile unit, an M2M terminal, a wireless unit, a remote unit, a user agent, a mobile client, and the like.
  • network device 101 can be used to communicate with terminal device 103 over wireless interface 105 under the control of a network device controller (not shown).
  • the network device controller may be part of the core network 115 or may be integrated into the network device 101.
  • the network device 101 can be configured to transmit control information or user data to the core network 115 through a blackhaul interface 113 (such as an S1 interface).
  • the network device 101 and the network device 101 can also communicate with each other directly or indirectly through a blackhaul interface 111 (such as an X2 interface).
  • FIG. 2 shows a channel map corresponding to the wireless interface 105 of FIG. 1 (ie, the wireless interface between the terminal device 103 and the network device 101).
  • the interface between the radio interface protocol layers shown in FIG. 3 can be expressed as a channel, and specifically includes: a logical channel, a transport channel, and a physical channel. among them:
  • Logical channel The logical channel describes the type of information, that is, what information is transmitted.
  • the interface between the Media Access Control (MAC) layer and the Radio Link Control (RLC) layer is a logical channel.
  • the MAC layer provides services to the RLC layer through logical channels.
  • logical channels are divided into two categories: logical control channels and logical traffic channels.
  • the logical control channel is used for transmitting control plane information, and may include: a paging control channel (Paging Control Channel, PCCH), a common control channel (CCCH), and a dedicated control channel (Dedicated Control Channel, DCCH).
  • the logical service channel is used for transmitting user plane information, and may include: a Dedicated Traffic Channel (DTCH), a Multi-broadcast Traffic Channel (MTCH), and the like.
  • Transport channel The transport channel describes the way information is transmitted, that is, how information is transmitted.
  • the interface between the Physical Layer (PHY) and the Medium Access Control (MAC) layer is a transport channel.
  • the PHY layer provides services to the MAC layer through the transport channel.
  • the transport channel can typically be classified according to the manner in which the signal is transmitted over the radio interface, such as channel coding strategy, modulation method, and antenna mapping.
  • the transport channel may include: a downlink shared channel (DLSCH), a broadcast channel (BCH), a multicast channel (MCH), and a paging channel (Paging Channel, PCH). , Uplink Shared Channel (ULSCH), Random Access Channel (RACH), and the like.
  • DLSCH downlink shared channel
  • BCH broadcast channel
  • MCH multicast channel
  • PCH paging channel
  • ULSCH Uplink Shared Channel
  • RACH Random Access Channel
  • the physical channel corresponds to a resource element (Resource Element, RE) set that carries high-level information.
  • the basic entities that make up a physical channel are Resource Units (REs) and Resource Blocks (RBs).
  • the physical channel may include: a Physical Downlink Control Channel (PDCCH), a Physical Downlink Shared Channel (PDSCH), a Physical Broadcast Channel (PBCH), and a PMCH (Physical Broadcast Channel).
  • Physical Multicast Channel Physical Multicast Channel
  • Physical Hybrid ARQ Indicator Channel PHICH
  • Physical Control Format Indicator Channel PCFICH
  • Physical Uplink Control Channel PUCCH
  • PUSCH Physical uplink shared channel
  • PRACH Physical Random Access Channel
  • the wireless communication system 100 shown in FIG. 1 is only for the purpose of more clearly explaining the technical solutions of the present application, and does not constitute a limitation of the present application. Those skilled in the art may know that with the evolution of the network architecture and new The appearance of the business scenario, the technical solution provided by the present application is equally applicable to similar technical problems.
  • the terminal 200 may include: one or more terminal processors 201, a memory 202, a communication interface 203, a receiver 205, a transmitter 206, a coupler 207, an antenna 208, a user interface 202, and an input and output module. (including audio input and output module 210, key input module 211, display 212, etc.). These components can be connected by bus 204 or other means, and FIG. 4 is exemplified by a bus connection. among them:
  • Communication interface 203 can be used by terminal 200 to communicate with other communication devices, such as network devices.
  • the network device may be the network device 300 shown in FIG. 5.
  • the communication interface 203 may be a Long Term Evolution (LTE) (4G) communication interface, or may be a 5G or a future communication interface of a new air interface.
  • LTE Long Term Evolution
  • 5G Fifth Generation
  • the terminal 200 may be configured with a wired communication interface 203, such as a Local Access Network (LAN) interface.
  • LAN Local Access Network
  • Transmitter 206 can be used to perform transmission processing, such as signal modulation, on signals output by terminal processor 201.
  • Receiver 205 can be used to perform reception processing, such as signal demodulation, on the mobile communication signals received by antenna 208.
  • transmitter 206 and receiver 205 can be viewed as a wireless modem.
  • the number of the transmitter 206 and the receiver 205 may each be one or more.
  • the antenna 208 can be used to convert electromagnetic energy in a transmission line into electromagnetic waves in free space, or to convert electromagnetic waves in free space into electromagnetic energy in a transmission line.
  • the coupler 207 is configured to divide the mobile communication signal received by the antenna 208 into multiple channels and distribute it to a plurality of receivers 205.
  • the terminal 200 may also include other communication components such as a GPS module, a Bluetooth module, a Wireless Fidelity (Wi-Fi) module, and the like. Not limited to the above-described wireless communication signals, the terminal 200 can also support other wireless communication signals such as satellite signals, short-wave signals, and the like. Not limited to wireless communication, the terminal 200 may also be configured with a wired network interface (such as a LAN interface) to support wired communication.
  • a wired network interface such as a LAN interface
  • the input and output module can be used to implement the interaction between the terminal 200 and the user/external environment, and can include the audio input and output module 210, the key input module 211, the display 212, and the like. Specifically, the input and output module may further include: a camera, a touch screen, a sensor, and the like. The input and output modules communicate with the terminal processor 201 through the user interface 209.
  • Memory 202 is coupled to terminal processor 201 for storing various software programs and/or sets of instructions.
  • memory 202 can include high speed random access memory, and can also include non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid state storage devices.
  • the memory 202 can store an operating system (hereinafter referred to as a system) such as an embedded operating system such as ANDROID, IOS, WINDOWS, or LINUX.
  • the memory 202 can also store a network communication program that can be used to communicate with one or more additional devices, one or more terminal devices, one or more network devices.
  • the memory 202 can also store a user interface program, which can realistically display the content of the application through a graphical operation interface, and receive user control operations on the application through input controls such as menus, dialog boxes, and keys. .
  • the memory 202 may be used to store an implementation program of the resource allocation method provided by one or more embodiments of the present application on the terminal 200 side.
  • the resource allocation method provided by one or more embodiments of the present application please refer to the subsequent embodiments.
  • Terminal processor 201 can be used to read and execute computer readable instructions. Specifically, the terminal processor 201 can be used to invoke a program stored in the memory 212, such as an implementation program of the resource allocation method provided by one or more embodiments of the present application on the terminal 200 side, and execute instructions included in the program.
  • a program stored in the memory 212 such as an implementation program of the resource allocation method provided by one or more embodiments of the present application on the terminal 200 side, and execute instructions included in the program.
  • the terminal 200 can be the terminal device 103 in the wireless communication system 100 shown in FIG. 7, and can be implemented as a mobile device, a mobile station, a mobile unit, a wireless unit, a remote unit, and a user. Proxy, mobile client and more.
  • the terminal 200 shown in FIG. 4 is only one implementation of the embodiment of the present application. In an actual application, the terminal 200 may further include more or less components, which are not limited herein.
  • network device 300 can include one or more network device processors 301, memory 302, communication interface 303, transmitter 305, receiver 306, coupler 307, and antenna 308. These components can be connected via bus 304 or other types, and FIG. 5 is exemplified by a bus connection. among them:
  • Communication interface 303 can be used by network device 300 to communicate with other communication devices, such as terminal devices or other network devices.
  • the terminal device may be the terminal 200 shown in FIG. 4.
  • the communication interface 303 may be a Long Term Evolution (LTE) (4G) communication interface, or may be a 5G or a future communication interface of a new air interface.
  • LTE Long Term Evolution
  • the network device 300 may also be configured with a wired communication interface 303 to support wired communication.
  • the backhaul link between one network device 300 and other network devices 300 may be a wired communication connection.
  • Transmitter 305 can be used to perform transmission processing, such as signal modulation, on signals output by network device processor 301.
  • Receiver 306 can be used to perform reception processing on the mobile communication signals received by antenna 308. For example, signal demodulation.
  • transmitter 305 and receiver 306 can be viewed as a wireless modem. In the network device 300, the number of the transmitter 305 and the receiver 306 may each be one or more.
  • the antenna 308 can be used to convert electromagnetic energy in a transmission line into electromagnetic waves in free space, or to convert electromagnetic waves in free space into electromagnetic energy in a transmission line.
  • Coupler 307 can be used to divide the mobile pass signal into multiple channels and distribute it to multiple receivers 306.
  • Memory 302 is coupled to network device processor 301 for storing various software programs and/or sets of instructions.
  • memory 302 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid state storage devices.
  • the memory 302 can store an operating system (hereinafter referred to as a system) such as an embedded operating system such as uCOS, VxWorks, or RTLinux.
  • the memory 302 can also store a network communication program that can be used to communicate with one or more additional devices, one or more terminal devices, one or more network devices.
  • the network device processor 301 can be used to perform wireless channel management, implement call and communication link establishment and teardown, and provide cell handover control and the like for users in the control area.
  • the network device processor 301 may include: an Administration Module/Communication Module (AM/CM) (a center for voice exchange and information exchange), and a Basic Module (BM) (for Complete call processing, signaling processing, radio resource management, radio link management and circuit maintenance functions), code conversion and sub-multiplexer (TCSM) (for multiplexing demultiplexing and code conversion functions) )and many more.
  • AM/CM Administration Module/Communication Module
  • BM Basic Module
  • TCSM code conversion and sub-multiplexer
  • the network device processor 301 can be used to read and execute computer readable instructions. Specifically, the network device processor 301 can be used to invoke a program stored in the memory 302, such as a resource allocation method provided by one or more embodiments of the present application, on the network device 300 side, and execute instructions included in the program. .
  • the network device 300 can be the base station 101 in the wireless communication system 100 shown in FIG. 7, and can be implemented as a base transceiver station, a wireless transceiver, a basic service set (BSS), and an extended service set (ESS). NodeB, eNodeB, access point or TRP, etc.
  • the network device 300 shown in FIG. 5 is only one implementation of the embodiment of the present application. In actual applications, the network device 300 may further include more or fewer components, which are not limited herein.
  • the network device 101 and the terminal device 103 can support simultaneous transmission of multiple services (uplink transmission or downlink transmission), and allocate logical channels (Logical, Channel, LCH) for multiple services at the MAC layer.
  • the LCH may support one or more numerologies, where the numerology may include one or more physical transmission parameters. Table 1 shows nine different examples of numerology that the LCH may support, where each numerology includes the following physical transmission parameters: Subcarrier Spacing (SCS), Symbol Length, Normal Cyclic Prefix (Normal CP) ), Normal Max BW, Max FFT size, Minimum Scheduling Interval in symbols, Minimum Scheduling Interval in Slots And the minimum scheduling interval in milliseconds.
  • SCS Subcarrier Spacing
  • Normal Cyclic Prefix Normal CP
  • Max BW Normal Max BW
  • Max FFT size Minimum Scheduling Interval in symbols
  • Minimum Scheduling Interval in Slots And the minimum scheduling interval in milliseconds.
  • different numerologies may include at least one physical transmission parameter with different values.
  • the subcarrier spacing, symbol length, regular cyclic prefix, and regular maximum bandwidth of numerology 1 are different from numerology2.
  • different numerologies may also include one or more physical transmission parameters with the same value.
  • the maximum FFT size and minimum scheduling interval of the numerology 1 are the same as the numerology 2.
  • different numerologies may not include physical transmission parameters with the same value, but this application does not limit this.
  • the total number of numerologies in the application may be more or less, and the number of physical transmission parameters included in the numerology may be more or less.
  • each numerology may include only a minimum scheduling interval. Different numerologies may refer to different minimum scheduling intervals, but the application is not limited thereto.
  • the minimum scheduling interval of the numerology may specifically refer to a minimum transmission time interval (TTI) corresponding to the numerology, and the TTI length in the following may refer to a minimum scheduling interval, but the application is not limited thereto.
  • TTI transmission time interval
  • the network device may be requested to allocate an uplink transmission resource corresponding to a certain numerology attribute.
  • the present application provides a method for transmitting a buffer status report, which can configure a numerology attribute corresponding to a logical channel group, and determine a target logical channel group to which the logical channel belongs according to a numerology attribute corresponding to the logical channel group.
  • FIG. 6 illustrates a method 400 for transmitting a buffer status report provided by the present application.
  • the network device sends first indication information to the terminal device, where the first indication information indicates a numerology attribute corresponding to each LCG in the at least one LCG.
  • the terminal device may receive the first indication information from the network device, and determine a numerology attribute corresponding to each LCG in the at least one LCG according to the first indication information.
  • the numerology attribute corresponding to the LCG may include a numerology corresponding to the LCG or at least one physical transmission parameter value corresponding to the LCG.
  • number attribute corresponding to LCG may also be referred to as "physical transmission attribute corresponding to LCG”, or may have other names, which is not limited in this application.
  • the physical transmission parameter value may refer to the value of the physical transmission parameter, and accordingly, the plurality of physical transmission parameter values may refer to the value of each of the plurality of different physical transmission parameters.
  • the physical transmission parameter herein may be a physical transmission parameter included in the numerology, but the application is not limited thereto.
  • a parameter set (numerology) attribute can be configured for the LCG.
  • the numerology attribute may be specifically a numerology or multiple numerologies, or may be one or more physical transmission parameters included in the numerology.
  • one LCG may correspond to one or more physical transmission parameter values.
  • the numerology attribute of the LCG may be specifically a TTI length, and correspondingly, each LCG may correspond to a TTI length value. For example, suppose there are three optional LCGs: LCG 1, LCG 2, and LCG 3.
  • the TTI length of LCG 1 is 4 ms
  • the length of TTI corresponding to LCG 2 is 1 ms
  • the length of TTI corresponding to LCG 3 is equal to 2 ms
  • different LCGs may correspond to different TTI length values, but the application is not limited thereto.
  • the numerology attribute is specifically one or more numerology
  • the TTI length in Table 2 may be replaced with a numerology number, but this application does not limit this.
  • the numerology attribute corresponding to the LCG may be constant or may be dynamically changed.
  • the network device may determine a numerology attribute corresponding to the LCG according to the current network status and/or historical statistic information, where the current network status may include current resource utilization information, and the historical statistic information may include a data transmission delay of a certain LCH or LCG. , etc., this application does not limit this.
  • the network device may determine, according to the capabilities of the terminal device, such as the support capability of the numerology, including but not limited to the maximum bandwidth, the subcarrier spacing, and the like, or the registration information of the user, such as the service type registered by the terminal,
  • the numerology attribute is configured to one or more LCHs, but the embodiment of the present invention is not limited thereto.
  • the network device may configure the numerology attribute of the LCG by using the first indication information, that is, the correspondence between the LCG and the physical transmission parameter value or the numerology.
  • the first indication information may indicate a numerology attribute of some or all of the plurality of candidate LCGs, but the application is not limited thereto.
  • the network device may send the first indication information to the terminal device by using terminal device specific signaling.
  • the network device may also multicast or broadcast the first indication information, which is not limited in this application.
  • the network device may configure a numerology attribute corresponding to each LCG in the at least one LCG by radio resource control (RRC) signaling, that is, the first indication information may include an RRC message sent by the network device.
  • RRC radio resource control
  • the first indication information may include the identifier information of the numerology corresponding to the LCG, or the first indication information may also include the value of the one or more physical transmission parameters corresponding to the LCG, but the application is not limited thereto.
  • the terminal device may further store a numerology attribute corresponding to each LCG in the at least one LCG, but the application is not limited thereto.
  • the terminal device may determine, according to the numerology attribute corresponding to each LCG in the at least one LCG, the LCG to which the LCH belongs, that is, the target LCG.
  • the at least one LCG may be specifically a plurality of LCGs.
  • the terminal device may determine the LCG to which the LCH belongs according to the numerology attribute corresponding to each LCG of the multiple LCGs.
  • the LCH can support multiple numerologies.
  • the LCG to which the LCH belongs may be determined according to the multiple numerology supported by the LCH and the numerology attribute corresponding to each LCG in the at least one LCG, but the application is not limited thereto.
  • the numerology attribute of the LCH (also referred to as the numerology attribute of the LCH) can be configured.
  • the numerology attribute of the LCH can be used to select the LCG to which the LCH belongs or to report the cached data of the LCH.
  • the LCG to which the LCH belongs may be determined according to the numerology attribute requirement of the LCH and the numerology attribute corresponding to each LCG in the at least one LCG.
  • the numerology attribute requirement of the LCH may be pre-configured or pre-defined by the network device.
  • the network device may send second indication information to the terminal device, where the second indication information indicates a numerology attribute requirement of one or more LCHs, corresponding
  • the terminal device may determine the numerology attribute requirement of the one or more LCHs according to the second indication information received from the network device, and select the LCG to which the LCH belongs according to the method, but the application is not limited thereto.
  • the numerology attribute requirement may include: the value of the one or more physical transmission parameters meets a certain condition, and the numerology attribute associated with the LCH when the BSR is reported may be configured.
  • the numerology attribute corresponding to the LCG may include a TTI length (or a minimum scheduling interval), and the numerology attribute requirement may include: the TTI length is equal to a certain selection threshold, for example, as shown in Table 3, the TTI of the LCH 1 The length selection threshold is 2 ms, and the TTI selection length of LCH 2 and LCH 3 is 1 ms. It should be understood that Table 3 exemplarily shows the TTI length selection thresholds corresponding to three LCHs. Alternatively, the present application may be for each LCH.
  • the corresponding numerology attribute requirement is configured, but the application is not limited thereto.
  • the LCG whose corresponding TTI length is equal to the TTI length selection threshold of the LCH may be determined as the LCG to which the LCH belongs.
  • the LCG that satisfies the requirement of the numerology attribute of the LCH may be determined as the LCG to which the LCH belongs, and the LCG that satisfies the requirement of the numerology attribute of the LCH may also be the LCG that satisfies the numerology attribute requirement of the LCH to a minimum.
  • Table 2 and Table 3 it can be concluded that the LCG to which LCH 1 belongs is LCG 3, and the LCG to which LCH 2 and LCH 3 belong is LCG 2, but the present application is not limited thereto.
  • the numerology attribute requirement of the LCH may include: the TTI length is less than or equal to the maximum TTI duration of the LCH (maximum TTI duration).
  • the maximum TTI length may be a maximum TTI length or a certain larger TTI length included in the multiple numerology supported by the LCH, or may be an additionally defined parameter, which may be pre-configured or pre-configured by the network device. Definitions, this application does not limit this. For example, as shown in Table 4, the maximum TTI length corresponding to LCH 1 is 4 ms, the maximum TTI length corresponding to LCH 2 is 2 ms, and the maximum TTI length corresponding to LCH 3 is 1 ms.
  • the LCG to which the LCH belongs may be determined according to the maximum TTI length corresponding to the LCH.
  • the LCG corresponding to the maximum TTI length of the TTI length corresponding to the at least one LCG that is less than or equal to the maximum TTI length corresponding to the LCH may be determined as the LCG to which the LCH belongs, that is, from the at least one Determining a target TTI length in the TTI length corresponding to the LCG, where the target TTI length is a maximum value of the at least one candidate TTI length, where the TTI length corresponding to the at least one LCG may include the at least one candidate TTI length, and the at least one candidate
  • the TTI length may be less than or equal to the maximum TTI length corresponding to the LCH, but the application is not limited thereto.
  • the numerology attribute corresponding to the LCG may include the SCS
  • the numerology attribute requirement of the LCH may include: the SCS is greater than or equal to the minimum SCS (Minimum SCS) corresponding to the LCH.
  • the minimum SCS may be the minimum SCS or a certain smaller SCS included in the multiple numerology supported by the LCH, or may be an additional defined parameter, which may be pre-configured or pre-defined by the network device. There is no limit to this.
  • the LCG to which the LCH belongs may be determined according to the minimum SCS corresponding to the LCH.
  • the LCG corresponding to the smallest SCS of the SCS corresponding to the at least one LCG that is greater than or equal to the minimum SCS corresponding to the LCH may be determined as the LCG to which the LCH belongs, that is, may correspond to the at least one LCG. Determining a target SCS in the SCS, where the target SCS is a minimum value in the at least one candidate SCS, where the SCS corresponding to the at least one LCG may include the at least one candidate SCS, and the at least one candidate SCS may be greater than or equal to the corresponding LCH Minimum SCS, but the application is not limited to this.
  • the rules for selecting the LCG for the LCH may be predefined or may be pre-configured by the network device.
  • the network device may indicate to select an LCG that meets the minimum numerology attribute requirement of the LCH for a certain LCH, for example, indicating that the LCG corresponding to the maximum TTI duration less than or equal to the maximun TTI duration is selected, or the selection is greater than or equal to the Minimum.
  • the LCG corresponding to the smallest SCS of the SCS is not limited to this application.
  • number attribute requirement of LCH may also be referred to as "physical transmission parameter requirement of LCH” or “transmission requirement of LCH”, or may have other names, which is not limited in this application. .
  • the terminal device sends a BSR to the network device, where the BSR includes the amount of data to be sent of the at least one LCH that belongs to the target LCG.
  • the amount of buffered data may still be in the unit of the LCG. Accordingly, the amount of buffered data reported by the BSR may be equal to the sum of the amount of data to be sent of the logical channel belonging to the target LCG, that is, the BSR may report that the target LCG is selected. The amount of cached data for one or more LCHs.
  • the BSR may be a short format BSR.
  • the BSR may include an LCG identification (LCG ID) field and a buffer size (Buffer Size) field, where the LCG identification field carries identification information of the target LCG, and the cache size field carries the target LCG.
  • LCG ID LCG identification
  • Buffer Size buffer size
  • the BSR may be a long format BSR.
  • the BSR may include N cache size fields corresponding to the N LCGs, where the buffer size field corresponding to the target LCG is used to carry data to be sent of at least one logical channel belonging to the target LCG.
  • Quantity, N is an integer greater than or equal to 1.
  • the terminal device may determine a buffer size field corresponding to the target LCG, and carry the sum of the amount of data to be sent of the logical channel belonging to the target LCG in the corresponding buffer size field, but the application is not limited thereto.
  • the network device may allocate an uplink transmission resource to the terminal device according to the BSR.
  • the numerology attribute corresponding to the uplink transmission resource requested by the BSR may be determined according to the information of the LCG included in the BSR, and optionally, corresponding Resource allocation operation. For example, if the BSR includes the identifier information of the LCG 1, the network device may determine, according to the table 2, the uplink transmission resource whose TTI length is equal to 4, and allocate the corresponding uplink transmission resource with the TTI length equal to 4.
  • this application is not limited to this.
  • S440 may not be executed in some cases. For example, if there is no available uplink transmission resource, the network device may not allocate the uplink transmission resource for the terminal device, but the application is not limited thereto.
  • the LCG to which the LCH belongs may be directly configured for the LCH supporting a single numerology; for the LCH supporting multiple numerologies, the LCG to which the LCH belongs may be pre-configured, but the BSR is selected when the BSR is reported. LCG.
  • the present application by configuring the corresponding numerology attribute for the LCG and selecting the LCG to which the LCH belongs according to the numerology attribute corresponding to the LCG, it is possible to implement the reporting of the buffered data amount of the LCH supporting the multiple numerology, which is advantageous for improving the data transmission performance. Meet the needs of different businesses.
  • the present application provides another method for transmitting a buffer status report.
  • the target numerology may be selected from a plurality of numerologies supported by the LCH, and the identification information of the target numerology is included in the BSR.
  • the BSR may not include the LCG information, and accordingly, the terminal device may not need to select the LCG to which the LCH belongs.
  • FIG. 9 illustrates another method 500 for transmitting a buffer status report provided by the present application.
  • the network device sends second indication information to the terminal device, where the second indication information indicates a numerology attribute requirement corresponding to the LCH (for example, the first LCH).
  • the second indication information may be used to indicate a numerology attribute requirement corresponding to one or more LCHs.
  • the numerology attribute requirement of the LCH can be used to select a numerology for reporting the BSR for the LCH.
  • the terminal device may receive the second indication information from the network device, and determine the numerology attribute requirement corresponding to the LCH according to the second indication information.
  • the network device may send the second indication information to the terminal device by using terminal device specific signaling.
  • the network device may also multicast or broadcast the second indication information, which is not limited in this application.
  • the network device may configure the numerology attribute requirement corresponding to the LCH by using Radio Resource Control (RRC) signaling, that is, the second indication information may be included in the RRC signaling sent by the network device, but The application is not limited to this.
  • RRC Radio Resource Control
  • the terminal device may further store a numerology attribute requirement corresponding to the LCH, but the application is not limited thereto.
  • the numerology attribute requirement of the LCH may also be predefined.
  • S510 may not be performed, but the application is not limited thereto.
  • the terminal device may determine the target numerology from the at least one numerology supported by the LCH according to the numerology attribute requirement of the LCH.
  • the LCH can support multiple numerologies.
  • the terminal device may determine the target numerology corresponding to the LCH, that is, the numerology for reporting the BSR, according to the value of the physical transmission parameter included in the plurality of numerologies supported by the LCH and the numerology attribute requirement of the LCH, but the application is not limited thereto.
  • the numerology attribute requirement may include: the value of one or more physical transmission parameters satisfying certain conditions.
  • the numerology may include a TTI length (or a minimum transmission interval), and the numerology attribute requirement may include: the TTI length is equal to a certain selection threshold, for example, as shown in Table 3.
  • the numerology including the TTI length value equal to the TTI length selection threshold of the LCH may be determined as the target numerology corresponding to the LCH.
  • the numerology that satisfies the requirement of the numerology attribute of the LCH may be determined as the target numerology corresponding to the LCH, and the numerology that satisfies the requirement of the numerology attribute of the LCH may also satisfy the requirement of the numerology attribute of the LCH to a minimum. Numerology, but the application is not limited to this.
  • the numerology attribute requirement of the LCH may include: the TTI length is less than or equal to the maximum TTI duration of the LCH (maximum TTI duration).
  • the maximum TTI length may be pre-configured or pre-defined by the network device, which is not limited in this application.
  • the numerology to which the maximum TTI length of the TTI length of the at least one numerology supported by the LCH is less than or equal to the maximum TTI length corresponding to the LCH may be determined as the target numerology corresponding to the LCH, that is, Determining a target TTI length from a TTI length included in the at least one numerology, the target TTI length being a maximum of at least one candidate TTI length, wherein the at least one numerology may include the at least one candidate TTI length, and the at least A candidate TTI length may be less than or equal to a maximum TTI length corresponding to the LCH, but the application is not limited thereto.
  • the numerology may include an SCS
  • the numerology attribute requirement of the LCH may include: the SCS is greater than or equal to the minimum SCS (Minimum SCS) corresponding to the LCH.
  • the minimum SCS may be pre-configured or pre-defined by the network device, which is not limited in this application.
  • the target SCS corresponding to the LCH may be determined according to the minimum SCS corresponding to the LCH.
  • the numerology to which the smallest SCS of the SCS included in the at least one numerology is greater than or equal to the minimum SCS corresponding to the LCH may be determined as the target numerology corresponding to the LCH, that is, may be included from the at least one numerology.
  • Determining a target SCS in the SCS where the target SCS is a minimum value in the at least one candidate SCS, wherein the at least one numerology may include the at least one candidate SCS, and the at least one SCS may be greater than or equal to a minimum SCS corresponding to the LCH, but This application is not limited to this.
  • the rule for selecting the numerology for the LCH may be predefined or may be pre-configured by the network device.
  • the network device may indicate that a certain numerology that meets the requirements of the numerology attribute of the LCH is selected for a certain LCH, for example, indicating that the numerology of the maximum TTI duration less than or equal to the maximun TTI duration is selected, or that the selection is greater than or equal to the Minimum SCS.
  • the numerology to which the minimum SCS belongs is not limited to this application.
  • the terminal device sends a BSR to the network device, where the BSR includes an amount of data to be sent corresponding to at least one LCH of the target numerology.
  • the amount of cached data can be counted in units of numerology.
  • the amount of buffered data reported by the BSR can be equal to the sum of the amount of data to be sent of the LCH corresponding to the target numerology, that is, the BSR can report that the target is selected.
  • the BSR may include a numerology ID field and a Buffer Size field, where the numerology identifier field carries the identification information of the target numerology.
  • the buffer size field carries an amount of data to be transmitted corresponding to at least one LCH of the target numerology.
  • the BSR may include N cache size fields corresponding to the N numerologies, where the buffer size field corresponding to the target numerology is used to carry data to be sent corresponding to at least one LCH of the target numerology.
  • Quantity N is an integer greater than or equal to 1.
  • the terminal device may determine a buffer size field corresponding to the target numerology, and carry the sum of the amount of data to be sent corresponding to the logical channel of the target numerology in the corresponding buffer size field, but the application is not limited thereto.
  • the network device may allocate an uplink transmission resource to the terminal device according to the BSR.
  • the numerology attribute corresponding to the uplink transmission resource requested by the BSR may be determined according to the information of the numerology included in the BSR, and optionally, the corresponding Resource allocation operation. For example, if the BSR includes the number of the numerology 1, the network device may allocate the uplink transmission resource corresponding to the numerology 1 to the terminal device, or may assign the corresponding one or more physical transmission parameters of the terminal device to be equal to the numerology 1
  • the uplink transmission resource of the value of the same physical transmission parameter for example, allocates an uplink transmission resource whose corresponding TTI length is equal to the TTI length in numerology 1, but the application is not limited thereto.
  • S540 may not be performed in some cases. For example, if there is no available uplink transmission resource, the network device may not allocate the uplink transmission resource for the terminal device, but the application is not limited thereto.
  • the cached data of the LCH supporting the multiple numerology can be implemented.
  • the amount of reporting is conducive to improving data transmission performance.
  • the terminal device starts/restarts the retransmission timer (retxBSR-Timer) after transmitting the BSR, and restarts the retxBSR-Timer after receiving the UL grant, that is, after obtaining the uplink transmission resource.
  • retxBSR-Timer the retransmission timer
  • the UL grant is not received when the retxBSR-Timer times out, and any LCG belonging to the LCG has data to be sent
  • a new BSR may be triggered, where the newly triggered BSR belongs to a regular BSR (regular BSR); if retxBSR- The timer does not time out.
  • the new BSR is triggered only if the data of the LCH is reached and the priority is higher than any LCH included in the LCG of the current BSR.
  • the BSR regular BSR
  • the received UL Grant may be used only for allocating uplink transmission resources requested by some BSRs, and the uplink transmission resources correspond to some Specific numerology or physical transfer parameter values.
  • the uplink transmission resources requested by some BSRs may not be allocated, thereby reducing system performance.
  • the present application provides a method for transmitting a buffer status report, which can be configured with a BSR retransmission timer retxBSR-Timer for each type of numerology (or physical transmission parameter value) supported by the terminal device; correspondingly, the terminal device can
  • the retxBSR-Timer of the numerology manages the retransmission of the BSR.
  • the retxBSR-Timer corresponding to the numerology is restarted only when the UL grant corresponding to the numerology of the BSR request is received.
  • the network may send the third indication information to the terminal device, where the third indication information is used to indicate a BSR retransmission timer corresponding to each of the plurality of numerologies.
  • the length of the BSR retransmission timers of the different numerologies may be the same or different, which is not limited in this application.
  • the network device may send the third indication information to the terminal device by using RRC signaling, but the application is not limited thereto.
  • the third indication information may include a numerology identifier field and a corresponding retxBSR-Timer duration, where the numerology identifier field may be used to carry the identifier information of the numerology, and the corresponding retxBSR-Timer duration may be used.
  • the duration of the BSR retransmission timer corresponding to the numerology is carried, but the application is not limited thereto.
  • the third indication information may include a physical transmission parameter field and a corresponding retxBSR-Timer duration field.
  • the third indication information may be used to indicate different values of one or more physical transmission parameters (ie, different The numerology attribute) corresponds to the BSR retransmission timer.
  • the third indication information may include a TTI length and a corresponding BSR retransmission timer duration, but the application is not limited thereto.
  • the terminal device may receive the third indication information from the network device.
  • the terminal device may determine, according to the third indication information, a BSR retransmission timer corresponding to each of the plurality of numerologies.
  • the terminal device may send a first BSR to the network device, and may start a BSR retransmission timer corresponding to the numerology attribute associated with the first BSR.
  • the numerology attribute of the BSR association may be the numerology corresponding to the transmission resource requested by the BSR, but the embodiment of the present invention is not limited thereto.
  • the first BSR may be a short-form BSR, such as the BSR shown in FIG. 7 or FIG. 10, and correspondingly, the first BSR may be associated with a numerology, for example, the first numerology, and the terminal device may start the first numerology.
  • Corresponding BSR retransmission timer may be Alternatively, the first BSR may be a long format BSR, and correspondingly, the first BSR may be associated with one or more numerologies, for example, at least one numerology including a first numerology, and the terminal device may start each of the at least one numerology
  • the BSR retransmission timer corresponding to the numerology, but the embodiment of the present invention is not limited thereto.
  • the terminal device waits for the UL Grant for the numerology, and may not trigger or send the BSR associated with the numerology.
  • the BSR retransmission timer corresponding to the numerology may be stopped or restarted.
  • the terminal device may trigger or send the BSR associated with the numerology again if necessary.
  • the terminal device may trigger or send a BSR associated with another numerology regardless of whether the BSR retransmission timer corresponding to a numerology expires.
  • the terminal device may retransmit the first BSR or retransmit the buffer data corresponding to the first numerology, and may restart the BSR retransmission timer corresponding to the first numerology.
  • the terminal device may send the second BSR to the network device, where the second BSR request corresponds to the uplink transmission resource of the second numerology, that is, the second BSR is associated with the second numerology, but the application is not limited thereto. .
  • the terminal device may trigger the reporting of the BSR by the priority of any LCH that belongs to the corresponding LCG in the sent BSR.
  • the technical solution provided by the present application by configuring different retransmission timers for requesting BSRs corresponding to resources of different numerologies, is advantageous for facilitating timely response to different LCH requirements for resources of different numerologies, thereby improving data transmission performance.
  • each terminal device can only transmit at most one BSR in one TTI.
  • a terminal device triggers multiple BSRs at the same time, if a BSR is included in a Media Access Control (MAC) Protocol Data Unit (PDU) to be transmitted, the other BSR triggered by the terminal device is revoked.
  • MAC Media Access Control
  • PDU Protocol Data Unit
  • the present application provides a method for transmitting a buffer status report. If a terminal device triggers multiple BSRs at the same time, the BSR that is actually sent may be determined according to the numerology attribute associated with the multiple BSRs.
  • the terminal device can trigger the first BSR and the second BSR at the same time, if the first BSR and the second BSR request the uplink transmission resource of the same numerology, that is, the first BSR and the second BSR are associated with each other.
  • the terminal device can revoke one of the first BSR and the second BSR, for example, the terminal device can cancel the first BSR.
  • the terminal device ie, MAC entity
  • the terminal device can only send at most one BSR associated with the same numerology within each scheduling interval (ie, each TTI).
  • each MAC entity can only send at most one BSR associated with the same numerology within each scheduling interval (ie, each TTI).
  • the BSR is associated with multiple numerologies, for example, the long-form BSR shown in FIG. 8
  • the plurality of numerologies associated with the first BSR and the plurality of numerologies associated with the second BSR have an intersection, that is, the first BSR
  • the first BSR and the second BSR may be considered to be associated with the same numerology, but the application is not limited thereto.
  • the terminal device can determine the numerology attribute of the BSR association in various manners.
  • the numerology attribute corresponding to the LCG may be configured, and the terminal device may determine the numerology attribute of the BSR according to the numerology attribute corresponding to the LCG corresponding to the BSR, where the LCG corresponding to the BSR may be based on the LCG included in the BSR.
  • Relevant information is determined.
  • the information about the LCG included in the BSR may be specifically the LCG identifier included in the BSR.
  • the information about the LCG included in the BSR may be specifically the field of the Buffer Size reported by the BSR. Not limited to this.
  • the LCG to which the LCH belongs may also be directly set, for example, the network device is pre-configured or pre-defined.
  • the numerology attribute of the LCG can depend on the numerology of the LCH it reports.
  • the BSR of the LCG reports the amount of data to be sent of the multiple LCHs, that is, the Buffer Size corresponding to the LCG is the sum of the data volumes of the multiple LCHs to be sent
  • the numerology attribute of the LCG may depend on the report.
  • the Buffer Size corresponding to the LCG 1 in the BSR includes the amount of data to be sent of LCH 1 and LCH 2, as shown in the example in Table 5.
  • the TTI length corresponding to LCG 1 may be equal to the maximum TTI duration of the LCH, that is, 4 ms, but the application is not limited thereto.
  • the terminal device may report the numerology attribute corresponding to the LCG in the BSR, so that the network device allocates resources according to the numerology attribute reported in the BSR.
  • a field may be added in the BSR to include the TTI length corresponding to the LCG 1, but the application is not limited thereto.
  • the terminal device may select the transmitted BSR from among a plurality of BSRs that are triggered by the same numerology.
  • the terminal device may randomly select the transmitted BSR.
  • the terminal device may select a priority according to the LCH included in the LCG corresponding to the multiple BSRs.
  • the terminal device may select a BSR of the LCG corresponding to the high priority LCH to transmit.
  • the multiple BSRs are long-form BSRs, and there is an intersection between the numerology attributes of the multiple BSRs, the LCH with the highest priority among the LCHs reported by the same numerology may be selected from the multiple BSRs.
  • the corresponding BSR is sent.
  • both BSR 1 and BSR 2 contain the Buffer Size of LCG 3, assuming that the Buffer Size of LCG 3 in BSR 1 is the amount of data to be transmitted of LCH 3, and the amount of LCG 3 in BSR 2
  • the Buffer Size is the amount of data to be sent of the LCH 1.
  • the priority of the LCH 1 is higher than the priority of the LCH 3.
  • the terminal device can select the BSR 2 to transmit, but the application is not limited thereto.
  • Logical channel group Buffer size LCG 1 X1 LCG 3 X2 LCG 4 X3
  • Logical channel group Buffer size LCG 2 X4 LCG 3 X2 LCG 5 X5
  • each MAC PDU may include a BSR associated with a different numerology. That is, multiple MAC PDUs may include multiple BSRs, and any two of the multiple BSRs associate different numerologies, but the application is not limited thereto.
  • the BSRs may be sent, so that the network device can allocate resources corresponding to the numerology.
  • the terminal device may simultaneously send in the scheduling interval.
  • the second BSR and the third BSR may include the second BSR in the first MAC PDU in the scheduling interval, and include the third BSR in the second MAC PDU in the scheduling interval, but the application is not limited thereto.
  • the method for transmitting a buffer status report provided by the present application when the terminal device triggers multiple BSRs at the same time, determines the BSR to be transmitted according to the numerology attribute associated with the triggered multiple BSRs, which is beneficial to improving data transmission performance. Meet different business needs.
  • the present application also provides a method for selecting an uplink transmission resource, in which the terminal device can determine an uplink transmission resource that matches the BSR according to the numerology attribute associated with the BSR.
  • FIG. 13 illustrates another method 600 for transmitting a buffer status report provided by the present application.
  • the terminal device determines an uplink transmission resource that matches the BSR, where the BSR includes the to-be-sent data amount of the at least one LCH that belongs to the LCG.
  • the uplink transmission resource matched by the BSR may be determined according to the numerology attribute of the BSR association.
  • the uplink transmission resource matched by the BSR may be determined according to a requirement of a numerology attribute corresponding to the LCG included in the BSR.
  • the numerology attribute of the BSR association may be determined according to a numerology attribute requirement corresponding to the LCG included in the BSR.
  • the uplink transmission resource that matches the BSR may be an uplink transmission resource whose corresponding numerology matches the numerology attribute of the LCG.
  • the terminal device may determine, as the uplink transmission resource that matches the requirement of the numerology attribute corresponding to the LCG, the uplink transmission resource that matches the BSR.
  • the LCG's numerology attribute requirement can be used to determine the uplink transmission resources that match the BSR.
  • the numerology attribute requirement corresponding to the LCG may be specifically the numerology attribute corresponding to the LCG in the foregoing embodiment.
  • the terminal device may also depend on the numerology attribute requirement of the LCH corresponding to the Buffer Size of the LCG included in the BSR. For example, if the BSR includes the amount of data to be sent of the at least one LCH belonging to the LCG, the terminal device may The numerology attribute of the LCH having the highest priority in one LCH is determined to be the numerology attribute requirement of the LCG, but the application is not limited thereto.
  • the numerology attribute requirement corresponding to the LCG may also be an additional defined parameter, which may be pre-configured or pre-defined by the network device.
  • the terminal device may receive the fourth indication information sent by the network device, and the fourth indication information may be used to indicate The numerology attribute corresponding to the LCG is required to be, and the application is not limited thereto.
  • the value of the numerology attribute of the LCG may be specifically that the value of the physical transmission parameter is equal to a certain selection threshold, that is, the numerology attribute of the LCG may be specifically the numerology attribute corresponding to the LCG described above.
  • the uplink transmission resource with the same numerology attribute and the same numerology attribute as the LCG may be determined as the uplink transmission resource that matches the BSR.
  • the corresponding first physical transmission parameter (for example, TTI length) may be used.
  • the uplink transmission resource whose value is equal to the value of the first physical transmission parameter corresponding to the LCG is determined to be the uplink transmission resource matched by the BSR of the LCG.
  • the uplink transmission resources currently available to the terminal device are as shown in Table 8.
  • the length of the TTI corresponding to the uplink transmission resource allocated by the UL Grant 1 is 4 ms
  • the length of the TTI corresponding to the uplink transmission resource allocated by the UL Grant 2 is 2 ms.
  • the length of the TTI corresponding to the LCG is as shown in Table 9.
  • the uplink transmission resource that meets the minimum requirement of the numerology attribute corresponding to the LCG may be determined as the uplink transmission resource of the BSR matching of the LCG.
  • the numerology attribute requirement corresponding to the LCG may include: less than or equal to the maximum TTI length corresponding to the LCG, or greater than or equal to the minimum SCS corresponding to the LCG.
  • the meaning of the minimum satisfaction may be referred to the description of the above embodiment. Narration.
  • the numerology attribute requirement of the LCG can be as shown in Table 10. In this case, since there is no corresponding transmission resource with a TTI length less than or equal to 1 in the currently available uplink transmission resource, the BSR of the LCG 2 has no available resources.
  • the BSR may not be sent, which may introduce a transmission delay.
  • the numerology attribute of the uplink transmission resource used in the BSR transmission may not be constrained, that is, the BSR may transmit the uplink transmission resource in any numerology attribute. In this case, the BSR matches the uplink transmission resource.
  • the selection may not depend on the numerology attribute of the uplink transmission resource. For example, the uplink transmission resource matched by the BSR may be arbitrarily selected.
  • the LTG corresponding to the TTI duration is 2 ms
  • the BSR of the LCG may be sent on the resource, but the embodiment of the present invention is not limited thereto.
  • the terminal device sends the BSR on the matched uplink transmission resource.
  • the network device receives the BSR, and optionally allocates an uplink transmission resource to the terminal device.
  • the network device may allocate an uplink transmission resource to the terminal device according to the numerology attribute corresponding to the uplink transmission resource occupied by the BSR. For example, the network device may allocate a resource whose corresponding numerology is the same as the uplink transmission resource occupied by the BSR. In this case, optionally, the BSR may not include information about the LCG corresponding to the Buffer Size.
  • the BSR may determine an LCG corresponding to the Buffer Size included in the BSR, and allocate an uplink transmission resource to the terminal device according to the numerology attribute requirement of the LCG or the numerology attribute corresponding to the LCG, and the application does not do this. limited.
  • the method for transmitting a buffer status report is beneficial to improving system performance by determining an uplink transmission resource that matches a BSR and transmitting the BSR on an uplink transmission resource that matches the BSR.
  • the application also provides a method for transmitting a scheduling request (SR).
  • SR scheduling request
  • the terminal device if the terminal device sends the BSR and finds available resources for transmitting the SR, and the SR can be received before the BSR, the terminal device can send the SR, so that the network device receives the request of the terminal device as soon as possible. It is advantageous for the network device to perform resource scheduling earlier and the terminal device to perform data transmission earlier.
  • the terminal device may send a BSR to the network device, if the BSR retransmission timer corresponding to the BSR does not time out, and the terminal device finds an available uplink transmission resource for transmitting the SR, where the available uplink transmission resource ends.
  • the terminal device may send the SR to the network device on the available uplink transmission resource.
  • the network device can receive the SR sent by the terminal device, and allocate a transmission resource to the terminal device according to the SR.
  • the slot length corresponding to numerology 1 is 0.5 ms
  • the slot length corresponding to numerology 2 is 0.125 ms.
  • the terminal device sends a BSR on the uplink transmission resource corresponding to the numerology 1.
  • the BSR can be received by the network device at t0+0.5 ms.
  • the terminal device After transmitting the BSR, the terminal device discovers an uplink transmission resource corresponding to the numerology that can be used to transmit the SR, and the starting time of the uplink transmission resource is t0+0.125 ms.
  • the terminal device sends the SR at t0+0.125ms, according to the slot length corresponding to the numerology 2, the SR can be received by the network device at t0+0.25ms, that is, the SR can be received by the network device before the BSR. At this time, the terminal device may send the SR to the network device at t0+0.125 ms, but the embodiment of the present invention is not limited thereto.
  • the network device may receive the BSR associated with the same numerology.
  • the time interval between the SR and the BSR is less than a preset time period.
  • the network device can discard the BSR and not respond to the BSR. In this way, the network device can respond to only one resource allocation request for the same numerology sent by the terminal device within the preset time period.
  • the preset time period may be the duration of the BSR retransmission timer corresponding to the numerology, or may also be an SR sending period, which is not limited in this application.
  • any two of the first indication information, the second indication information, the third indication information, and the fourth indication information in the present application may be sent simultaneously or separately, which is not limited by the embodiment of the present invention.
  • FIG. 15 shows a wireless communication system and an apparatus for transmitting a BSR provided by the present application.
  • the wireless communication system 10 includes a device 700 for transmitting a BSR and a device 800 for transmitting a BSR.
  • the device 700 may be the terminal device 200 in the embodiment of FIG. 4
  • the device 800 may be the network device 300 in the embodiment of FIG. 5
  • the wireless communication system 10 may be the wireless communication system 100 described in FIG. Embodiments of the invention are not limited thereto.
  • device 700 can include a processing unit 710 and a communication unit 720.
  • the processing unit 710 is configured to determine, according to a parameter set numerology attribute corresponding to each logical channel group in the at least one logical channel group, a target logical channel group to which the first logical channel belongs, where the first logical channel supports at least one Numerology, each numerology includes at least one physical transmission parameter.
  • the communication unit 720 is configured to send a buffer status report to the network device, where the buffer status report includes an amount of data to be sent that belongs to at least one logical channel of the target logical channel group, where the at least one logical channel includes the first logical channel.
  • the processing unit 710 is configured to determine a target numerology from at least one parameter set numerology supported by the first logical channel, where each numerology of the at least one numerology includes at least one physical transmission parameter.
  • the communication unit 720 is configured to send a buffer status report to the network device, where the buffer status report includes an amount of data to be sent of the at least one logical channel corresponding to the target numerology, wherein the at least one logical channel includes the first logical channel.
  • Apparatus 800 can include a processing unit 810 and a communication unit 820.
  • the processing unit 810 is configured to determine a parameter set numerology attribute corresponding to each logical channel group in the at least one logical channel group.
  • the communication unit 820 is configured to send the first indication information to the terminal device, where the first indication information is used to indicate a numerology attribute corresponding to each logical channel group in the at least one logical channel group.
  • the processing unit 810 is configured to determine a parameter set numerology attribute requirement corresponding to the first logical channel
  • the communication unit 820 is configured to send the second indication information to the terminal device, where the second indication information is used to indicate a numerology attribute requirement corresponding to the first logical channel, where a numerology attribute of the first logical channel is required for the terminal device to be from the first Determining a target numerology in at least one parameter set numerology supported by a logical channel, each numerology in the at least one numerology including at least one physical transmission parameter.
  • the apparatus 700 and apparatus 800 herein are embodied in the form of functional units.
  • the device 700 may be specifically the terminal device in the foregoing method embodiment, and the device 700 may be used to perform various processes and/or steps corresponding to the terminal device in the foregoing method embodiment.
  • the device 800 may be specifically the network device in the foregoing method embodiment, and the device 800 may be used to perform various processes and/or steps corresponding to the network device in the foregoing method embodiments. To avoid repetition, details are not described herein again.
  • unit may refer to an application specific integrated circuit (ASIC), an electronic circuit, a processor for executing one or more software or firmware programs (eg, a shared processor). , a proprietary processor or group processor, etc.) and memory, merge logic, and/or other suitable components that support the described functionality.
  • ASIC application specific integrated circuit
  • processors for executing one or more software or firmware programs (eg, a shared processor). , a proprietary processor or group processor, etc.) and memory, merge logic, and/or other suitable components that support the described functionality.
  • device 90 can include a processor 901 and one or more interfaces 902 coupled to processor 901. among them:
  • the processor 901 can be used to read and execute computer readable instructions.
  • the processor 901 may mainly include a controller, an operator, and a register.
  • the controller is mainly responsible for instruction decoding, and sends a control signal for the operation corresponding to the instruction.
  • the operator is mainly responsible for performing fixed-point or floating-point arithmetic operations, shift operations, and logic operations, as well as performing address operations and conversions.
  • the register is mainly responsible for saving the register operands and intermediate operation results temporarily stored during the execution of the instruction.
  • the hardware architecture of the processor 901 may be an Application Specific Integrated Circuits (ASIC) architecture, a MIPS architecture, an ARM architecture, or an NP architecture.
  • the processor 901 can be single core or multi-core.
  • the interface 902 can be used to input data to be processed to the processor 901, and can output the processing result of the processor 901 to the outside.
  • the interface 902 can be a General Purpose Input Output (GPIO) interface, and can be connected to multiple peripheral devices (such as a display (LCD), a camera, a radio frequency module, etc.).
  • GPIO General Purpose Input Output
  • the interface 902 may also include a plurality of independent interfaces, such as an Ethernet interface, an LCD interface, a Camera interface, etc., responsible for communication between different peripheral devices and the processor 901, respectively.
  • the processor 901 can be used to invoke an implementation program of the resource allocation method provided by one or more embodiments of the present application on the terminal side from the memory, and execute the instructions included in the program.
  • the interface 902 can be used to output the execution result of the processor 901.
  • the interface 902 can be specifically used to output the resource allocation result of the processor 901.
  • processor 901 and the interface 902 can be implemented by using a hardware design or a software design, and can also be implemented by a combination of software and hardware, which is not limited herein.
  • the processor may be a central processing unit (CPU), which may also be other general purpose processors, digital uplink signal processors (DSPs), application specific integrated circuits (ASICs). , off-the-shelf programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory can include read only memory and random access memory and provides instructions and data to the processor.
  • a portion of the memory may also include a non-volatile random access memory.
  • the memory can also store information of the device type.
  • the processor can be used to execute instructions stored in the memory, and when the processor executes the instructions, the processor can perform the steps corresponding to the terminal device in the above method embodiments.
  • each step of the above method may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
  • the steps of the method disclosed in connection with the present application may be directly embodied by hardware processor execution or by a combination of hardware and software modules in a processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in a memory, and the processor executes instructions in the memory, in combination with hardware to perform the steps of the above method. To avoid repetition, it will not be described in detail here.
  • system and “network” are used interchangeably herein.
  • the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
  • the character "/" in this article generally indicates that the contextual object is an "or" relationship.
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • 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, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the computer program product includes one or more computer instructions.
  • the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be from a website site, computer, server or data center Transfer to another website site, computer, server, or data center by wire (eg, coaxial cable, fiber optic, digital subscriber line (DSL), or wireless (eg, infrared, wireless, microwave, etc.).
  • the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes one or more available media.
  • the usable medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (such as a solid state disk (SSD)).

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

La présente invention concerne un procédé et un dispositif permettant de transmettre un rapport d'état de mémoire tampon (BSR), pour une application dans un rapport de volume de données de mémoire tampon dans un canal logique prenant en charge de multiples numérologies, ce qui permet d'améliorer les performances de transmission de données et de satisfaire à des exigences pour différents services. Le procédé comprend les étapes suivantes : un dispositif de terminal détermine, selon une propriété de numérologie d'ensemble de paramètres correspondant à chacun d'au moins un groupe de canaux logiques, d'un groupe de canaux logiques cibles auquel appartient un premier canal logique, le premier canal logique prenant en charge au moins une numérologie, chaque numérologie comprenant au moins un paramètre de transmission physique; et le dispositif de terminal envoie à un dispositif de réseau un rapport BSR, le rapport BSR comprenant un volume de données à envoyer d'au moins un canal logique appartenant au groupe de canaux logiques cibles, et le ou les canaux logiques comprenant le premier canal logique.
PCT/CN2018/085189 2017-05-05 2018-04-28 Procédé et dispositif permettant de transmettre un rapport d'état de mémoire tampon Ceased WO2018202022A1 (fr)

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EP3962216B1 (fr) 2019-05-29 2024-03-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Procédé de transmission d'informations et appareil terminal
CN115669141B (zh) * 2020-05-21 2024-12-10 上海诺基亚贝尔股份有限公司 调度请求管理
CN115088363B (zh) * 2021-01-12 2025-05-23 上海诺基亚贝尔股份有限公司 用于缓冲状态报告的方法、装置和计算机可读介质
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