WO2024026670A1 - Procédés et appareils de traitement d'informations, dispositif de communication et support de stockage - Google Patents

Procédés et appareils de traitement d'informations, dispositif de communication et support de stockage Download PDF

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Publication number
WO2024026670A1
WO2024026670A1 PCT/CN2022/109678 CN2022109678W WO2024026670A1 WO 2024026670 A1 WO2024026670 A1 WO 2024026670A1 CN 2022109678 W CN2022109678 W CN 2022109678W WO 2024026670 A1 WO2024026670 A1 WO 2024026670A1
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Prior art keywords
transmission
beams
type
terminal
uplink
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PCT/CN2022/109678
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English (en)
Chinese (zh)
Inventor
高雪媛
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北京小米移动软件有限公司
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Priority to PCT/CN2022/109678 priority Critical patent/WO2024026670A1/fr
Publication of WO2024026670A1 publication Critical patent/WO2024026670A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas

Definitions

  • the present disclosure relates to the field of wireless communication technology but is not limited to the field of wireless communication technology, and in particular, to an information processing method and device, communication equipment and storage medium.
  • TRP Transmission Reception Point
  • a terminal's multi-antenna panel panel
  • It is used for the network side, such as the base station, to select the antenna panel for uplink simultaneous transmission by the terminal.
  • this solution is only applicable when different antenna panels correspond to different terminal capability value set indexes, and it is impossible to accurately distinguish antenna panels with the same terminal capability value set index.
  • the network side cannot accurately select uplink beams from different antenna panels suitable for simultaneous uplink transmission for the terminal.
  • Embodiments of the present disclosure provide an information processing method and device, communication equipment, and storage media.
  • a first aspect of the embodiments of the present disclosure provides an information processing method, which is executed by a terminal.
  • the method includes:
  • the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam grouping; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • the second aspect of the embodiment of the present disclosure provides an information processing method, which is executed by a base station.
  • the method includes:
  • Multiple uplink transmission beams of the terminal are determined based on the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam group reported by the terminal.
  • a third aspect of the embodiment of the present disclosure provides an information processing device, applied to a terminal, and the device includes:
  • the reporting unit is configured to report the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam grouping; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • a fourth aspect of the embodiments of the present disclosure provides an information processing device applied to a base station.
  • the device includes:
  • the determining unit is configured to determine multiple uplink transmission beams of the terminal based on the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam group reported by the terminal.
  • a fifth aspect of the embodiment of the present disclosure provides a communication device, including a processor, a memory, and an executable program stored in the memory and capable of being run by the processor, wherein when the processor runs the executable program,
  • the information processing method is as provided in the aforementioned first aspect or second aspect.
  • a sixth aspect of the embodiments of the present disclosure provides a computer storage medium that stores an executable program; after the executable program is executed by a processor, the information provided by the first aspect or the second aspect can be realized Approach.
  • the technical solution provided by the embodiments of the present disclosure reports the transmission type corresponding to at least two beams and/or at least one beam pair configured based on beam grouping; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • the base station can be provided with beam transmission functions supported by different beams and/or different beam pairs, thereby improving communication between different beams and antenna panels corresponding to different beams based on the transmission type.
  • the degree of discrimination is conducive to more accurately selecting multiple uplink transmission beams for the terminal to perform uplink simultaneous transmission among multiple beams.
  • Figure 1 is a schematic structural diagram of a wireless communication system according to an exemplary embodiment
  • Figure 2 is a schematic flowchart of an information processing method according to an exemplary embodiment
  • Figure 3A is a schematic diagram of uplink simultaneous transmission based on S-DCI scheduling in related technologies
  • Figure 3B is a schematic diagram of uplink simultaneous transmission based on M-DCI scheduling in related technologies
  • Figure 4 is a schematic flowchart of an information processing method according to an exemplary embodiment
  • Figure 5 is a schematic flowchart of an information processing method according to an exemplary embodiment
  • Figure 6 is a schematic flowchart of an information processing method according to an exemplary embodiment
  • Figure 7 is a schematic flowchart of an information processing method according to an exemplary embodiment
  • Figure 8 is a schematic structural diagram of an information processing device according to an exemplary embodiment
  • Figure 9 is a schematic structural diagram of an information processing device according to an exemplary embodiment
  • Figure 10 is a schematic structural diagram of a terminal according to an exemplary embodiment
  • Figure 11 is a schematic structural diagram of a communication device according to an exemplary embodiment.
  • first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • word “if” as used herein may be interpreted as "when” or "when” or "in response to determining.”
  • FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
  • the wireless communication system is a communication system based on cellular mobile communication technology.
  • the wireless communication system may include: several terminals 11 and several access devices 12.
  • the terminal 11 may be a device that provides voice and/or data connectivity to the user.
  • Terminal 11 can communicate with one or more core networks via a Radio Access Network (RAN).
  • RAN Radio Access Network
  • Terminal 11 can be an Internet of Things terminal, such as a sensor device, a mobile phone (or "cellular" phone) and a device with The computer of the Internet of Things terminal, for example, can be a fixed, portable, pocket-sized, handheld, computer-built-in or vehicle-mounted device.
  • station STA
  • subscriber unit subscriber unit
  • subscriber station subscriber station
  • mobile station mobile station
  • remote station remote station
  • access terminal remote terminal
  • user terminal user agent, user device, or user equipment (terminal).
  • the terminal 11 may be a device of an unmanned aerial vehicle.
  • the terminal 11 may also be a vehicle-mounted device, for example, it may be an on-board computer with a wireless communication function, or a wireless communication device connected to an external on-board computer.
  • the terminal 11 may also be a roadside device, for example, it may be a streetlight, a signal light or other roadside device with wireless communication function.
  • the access device 12 may be a network-side device in the wireless communication system.
  • the wireless communication system can be the 4th generation mobile communication technology (the 4th generation mobile communication, 4G) system, also known as the Long Term Evolution (LTE) system; or the wireless communication system can also be a 5G system, Also called new radio (NR) system or 5G NR system.
  • the wireless communication system may also be a next-generation system of the 5G system.
  • the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network). Or, MTC system.
  • the access device 12 may be an evolved access device (eNB) used in the 4G system.
  • the access device 12 may also be an access device (gNB) using a centralized distributed architecture in the 5G system.
  • eNB evolved access device
  • gNB access device
  • the access device 12 adopts a centralized distributed architecture it usually includes a centralized unit (central unit, CU) and at least two distributed units (distributed unit, DU).
  • the centralized unit is equipped with a protocol stack including the Packet Data Convergence Protocol (PDCP) layer, the Radio Link Control protocol (Radio Link Control, RLC) layer, and the Media Access Control (Media Access Control, MAC) layer; distributed
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC Media Access Control
  • the unit is provided with a physical (Physical, PHY) layer protocol stack, and the embodiment of the present disclosure does not limit the specific implementation of the access device 12.
  • a wireless connection can be established between the access device 12 and the terminal 11 through a wireless air interface.
  • the wireless air interface is a wireless air interface based on the fourth generation mobile communication network technology (4G) standard; or the wireless air interface is a wireless air interface based on the fifth generation mobile communication network technology (5G) standard, such as
  • the wireless air interface is a new air interface; alternatively, the wireless air interface may also be a wireless air interface based on the next generation mobile communication network technology standard of 5G.
  • the above wireless communication system may also include a network management device 13.
  • the network management device 13 may be a core network device in a wireless communication system.
  • the network management device 13 may be a mobility management entity (Mobility Management Entity) in an evolved packet core network (Evolved Packet Core, EPC). MME).
  • the network management device can also be other core network devices, such as serving gateway (Serving GateWay, SGW), public data network gateway (Public Data Network GateWay, PGW), policy and charging rules functional unit (Policy and Charging Rules) Function, PCRF) or Home Subscriber Server (HSS), etc.
  • serving gateway Serving GateWay, SGW
  • public data network gateway Public Data Network GateWay, PGW
  • Policy and Charging Rules Policy and Charging Rules
  • PCRF Policy and Charging Rules
  • HSS Home Subscriber Server
  • an embodiment of the present disclosure provides an information processing method, which is executed by a terminal.
  • the method may include:
  • S110 Report the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam grouping; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • the terminal may be a user equipment (User Equipment, UE), such as a mobile phone, a computer, or other devices with communication functions.
  • the beams configured based on beam grouping may be beams configured for grouping-based beam measurement and reporting supported by the communication protocol, for example, beam grouping configuration based on different beams or different antenna panels corresponding to different beams.
  • Beams configured based on beam grouping can exist in the form of beam pairs, and each beam pair contains two beams.
  • the terminal may report the transmission type corresponding to at least one beam pair configured based on the beam grouping at the same time.
  • group-based beam reporting groupBasedBeamReporting
  • CSI-reportconfig channel state information reporting configuration
  • multiple antenna panels of a terminal are used to achieve simultaneous multi-beam transmission in the direction of multiple transceiver points, which is used to improve the reliability and throughput of transmission, and at the same time, can effectively reduce the transmission delay for multiple transceiver points.
  • the transmission of the physical uplink shared channel can be based on a single physical downlink control channel (PDCCH), that is, single-downlink control information (Single-downlink control information, S- DCI) scheduled multi-antenna panel and multi-transceiver point transmission.
  • PDCCH physical downlink control channel
  • S- DCI single-downlink control information
  • M-DCI Multi-downlink control information
  • multi-antenna panel and multi-transceiver point transmission based on S-DCI scheduling can be based on different transmission precoding matrix indicators (Transmitted Precoding Matrix Indicator, TPMI).
  • TPMI Transmission Precoding Matrix Indicator
  • One or more of a codeword are sent through different antenna panels. layer.
  • antenna panel 1 and antenna panel 2 send one or more layers to the corresponding transceiver point 1 and transceiver point 2 based on TPMI1 and TPMI2 respectively.
  • Multi-antenna panel and multi-transceiver point transmission based on M-DCI scheduling can be transmission of different PUSCHs based on different PDCCH indications.
  • antenna panel 1 and antenna panel 2 transmit PUSCH1 and PUSCH2 to the corresponding transceiver point 1 and transceiver point 2 based on PDCCH1 and PDCCH2 respectively.
  • the terminal can use beam management, such as beam measurement and reporting, for the base station to select and indicate beams or antenna panels for simultaneous multi-beam uplink transmission.
  • beam measurement may include: the terminal receives multiple channel state information reference signal (channel state information-reference signal, CSI-RS) resources or multiple synchronization signals indicated by the base station through transmission configuration indication (Transmission Configuration Indication, TCI), etc.
  • Synchronization signal block (SSB) resources measure all CSI-RS resources or SSB resources, and determine the most suitable CSI-RS Resource Indicator (CRI) or SSB resource indicator (CRI) for uplink simultaneous transmission.
  • SSB Resource Indicator SSB Resource Indicator
  • the terminal may perform simultaneous uplink transmission of multiple beams based on at least two antenna panels corresponding to the beams.
  • the base station updates the Quasi-CoLocation TypeD source RS in the uplink TCI state (Uplink TCI state, UL TCI state) based on the CSI-RS corresponding to the CRI or the SSB corresponding to the SSBRI determined by the terminal.
  • QCL TypeD source RS The terminal can perform uplink simultaneous transmission through the antenna panel of the QCL TypeD source RS delivered by the receiving base station.
  • the transmission type corresponding to the beam may be the type of transmission function supported by the beam.
  • the transmission type may include supporting simultaneous downlink transmission and/or whether supporting simultaneous uplink transmission, etc.
  • the beam reported by the measurement supports simultaneous downlink transmission.
  • Whether to support simultaneous uplink transmission may include not supporting simultaneous uplink transmission, for example, only supporting uplink time-sharing transmission, or supporting simultaneous uplink transmission through multiple antenna panels, etc.
  • the beam pair may be two beams that exist in a pair determined based on the beam grouping configuration, wherein the transmission type corresponding to the beam pair may be the transmission type corresponding to each of the two beams in the beam pair, or, also It can be the transmission type supported between the two beams in the beam pair when the two beams exist in pairs.
  • a beam pair includes a first beam and a second beam.
  • the transmission type corresponding to the beam pair is to support simultaneous uplink transmission, it can be indicated that the first beam supports uplink transmission simultaneously with other beams, and the second beam supports uplink transmission with other beams. Simultaneous transmission, or it may also be indicated to support simultaneous uplink transmission in which the first beam and the second beam in the beam pair serve as uplink transmission beams at the same time.
  • reporting transmission types corresponding to at least two beams configured based on beam grouping may include: reporting transmission types corresponding to at least two beams configured based on beam grouping through CSI, or may also be reported through separate signaling. Report the transmission types corresponding to at least two beams configured based on the beam grouping.
  • the transmission types corresponding to the two beams in the beam pair can be reported separately and independently.
  • the transmission types corresponding to multiple beams in the multiple beam pairs may be reported in sequence, and the reporting order may indicate the beams included in the beam pair. For example, from the moment when the transmission type corresponding to the beam pair starts to be reported, every two adjacent beams in the reporting sequence are one beam pair.
  • reporting the transmission type corresponding to a beam pair configured based on beam grouping may be reporting a message containing the transmission types of two beams in a beam pair, or may be reporting the transmission types of two beams in a beam pair.
  • the types are reported independently, for example, two messages containing the transmission type of one beam in the beam pair are reported successively.
  • the transmission type can be indicated by a type identifier or type information.
  • the type identifier can be an identifier that has a corresponding relationship with the transmission type, and different transmission types correspond to different type identifiers.
  • the type identifier may be an identifier composed of letters and/or numbers, or may be an identifier composed of one or more bits.
  • the type information may mark the transmission type.
  • the type information may record keywords of transmission functions supported and/or unsupported by the transmission type.
  • the transmission function may include simultaneous downlink transmission and/or simultaneous uplink transmission, etc., and the transmission type indicates the transmission function that the beam supports and/or does not support.
  • the supported and/or unsupported beam transmission functions of multiple beams can be indicated to the base station, thereby improving the understanding of different beams and antenna panels corresponding to different beams based on the transmission type.
  • the ability to distinguish among multiple beams is conducive to more accurately selecting the uplink transmission beam for the terminal to perform uplink simultaneous transmission among multiple beams.
  • an embodiment of the present disclosure provides an information processing method, which is executed by a terminal.
  • the method may include:
  • S120 When reporting beam information of beams configured based on beam grouping, report type identifiers indicating transmission types corresponding to at least two beams; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • reporting the beam information of the beam based on the beam grouping configuration may be to report the beam information of the beam after completing the downlink beam measurement and beam grouping configuration.
  • the beam information may include at least one of the following: CRI corresponding to the beam, SSBRI corresponding to the beam, Layer 1-Reference Signal Receiving Power (L1-RSRP) corresponding to the beam, Layer 1 signal noise corresponding to the beam Ratio (Layer1-Signal to Interference plus Noise Ratio, L1-SINR) and the terminal capability value set index of the antenna panel corresponding to the beam.
  • the beam information may include one of CRI and SSBRI.
  • the beam information may include the CRI corresponding to the CSI-RS.
  • the beam information may include the SSBRI corresponding to the SSB.
  • the terminal capability value set index in the beam information may indicate the capability type of the antenna panel corresponding to the beam through the index value, and different index values may correspond to different capability types.
  • the terminal has two panels, panel#0 and panel#1, and the maximum number of supported Sounding Reference Signal (SRS) ports are 4 and 2 respectively, then the terminal capability value set UE capability value set can be defined as ⁇ 4, 2 ⁇ , then the terminal capability value set index corresponding to panel#0 is UE capability value set index#0, which indicates that the maximum number of SRS ports is 4, and the terminal capability value set index corresponding to panel#1 is UE capability value set index #1 indicates that the maximum number of SRS ports is 2.
  • the terminal capability value set index can also be simplified as cap_index1, which indicates that the capability type of the antenna panel corresponding to the beam is the first type.
  • reporting type identifiers indicating transmission types corresponding to at least two beams may be independently reporting beams of at least two beams configured based on beam grouping.
  • a type identifier indicating the transmission type corresponding to at least two beams is reported. For example, when reporting the beam information of the first beam, the type identifier of the transmission type corresponding to the first beam is reported; when reporting the beam information of the second beam, the type identifier of the transmission type corresponding to the second beam is reported.
  • the type identifier can indicate the transmission type corresponding to a beam, and the beam and the type identifier have a corresponding relationship.
  • the type identifier may be an identifier that has a corresponding relationship with the transmission type, and different transmission types correspond to different type identifiers.
  • the type identifier may be an identifier composed of letters and/or numbers, or may be an identifier composed of one or more bits.
  • the beam information of the beam can be reported through the CSI, and the type identifier of the transmission type corresponding to the beam can also be reported through the same CSI.
  • reporting the type identifier of the transmission type corresponding to the beam while reporting the beam information can improve the efficiency of beam reporting, and help more accurately determine the uplink transmission beam for the terminal to perform uplink simultaneous transmission based on the beam information and transmission type of the beam.
  • the transmission type includes one of the following:
  • supporting simultaneous downlink transmission and not supporting uplink transmission may represent a downlink-only (DL-only) beam, or a downlink beam implemented by an antenna panel (DL-only panel) that only supports downlink beams. .
  • DL-only downlink-only
  • DL-only panel antenna panel
  • supporting simultaneous downlink transmission and supporting uplink transmission in addition to simultaneous uplink transmission can mean that simultaneous downlink transmission and uplink transmission are supported, but different beams of uplink transmission do not support simultaneous transmission.
  • only uplink beams are supported based on time division multiplexing. Time-sharing transmission using (Time Division Multiplexing, TDM). Among them, different uplink beams can correspond to the same antenna panel.
  • supporting simultaneous downlink transmission and supporting simultaneous uplink transmission through different antenna panels can mean supporting simultaneous downlink transmission and uplink simultaneous transmission, and different uplink beams correspond to different antenna panels.
  • the type identification includes:
  • Two bits indicating the transmission type where the two bits are used to jointly indicate the transmission type, or the two bits are used to indicate different transmission types respectively.
  • the type identifier may include two bits, and each bit may be 0 or 1.
  • the value composed of the two bits has a corresponding relationship with the transmission type, and different values composed of the two bits correspond to different transmission types.
  • each bit when two bits are respectively used to indicate different transmission types, there is a corresponding relationship between different values of each bit and the transmission type. For example, different values of each bit correspond to different transmission types.
  • the first bit among the two bits may indicate whether the first transmission type is supported, that is, whether a DL-only beam is included. For example, a value of 0 for the first bit indicates that a DL-only beam is not included. A bit value of 1 indicates that a DL-only beam is included.
  • the second bit can indicate whether the second transmission type or the third transmission type is supported, that is, whether simultaneous uplink transmission by different panels is supported. For example, when the second bit value is 0, it indicates that the second transmission type is supported, and when the second bit value is 1, it indicates that it is supported. Third transmission type, etc.
  • an embodiment of the present disclosure provides an information processing method, which is executed by a terminal.
  • the method may include:
  • S130 When reporting the beam information of the beam in at least one beam pair configured based on the beam grouping, report a type identifier indicating the transmission type corresponding to the at least one beam pair.
  • what is reported may be one type identifier indicating the transmission type corresponding to one beam pair, or may be multiple type identifiers indicating the transmission types corresponding to multiple beam pairs.
  • the beam pair may be determined based on the beam grouping configuration, for example, the first beam and the second beam form a beam pair, the third beam and the fourth beam form a beam pair, and so on.
  • a type identifier indicating the transmission type corresponding to a beam pair may indicate the transmission type supported between two beams included in the beam pair.
  • a beam pair corresponds to a type identifier, and the type identifier may indicate the transmission type.
  • the two beams in the beam pair support simultaneous downlink transmission and whether they support simultaneous uplink transmission, etc.
  • a beam pair includes a first beam and a second beam.
  • the transmission type corresponding to the beam pair is to support simultaneous uplink transmission, it can be indicated that the first beam and the second beam in the beam pair are simultaneously used as uplink simultaneous transmission of the uplink transmission beam. .
  • the type identifier indicating the transmission type corresponding to a beam pair configured based on beam grouping may be reported together with the beam information of one beam in the beam pair, or may be reported when both beams in the beam pair are reported. When beam information is reported independently, the type identifier corresponding to the beam pair is reported.
  • the flexibility of uplink beam transmission scheduling can be improved.
  • the type identification based on the corresponding beam pair can more accurately and efficiently indicate whether the two beams in a beam pair support uplink simultaneous transmission capabilities, etc., thereby facilitating the faster determination of the terminal's uplink transmission beam.
  • the transmission type is:
  • the transmission type is:
  • the transmission type corresponding to the beam pair may indicate the supported and/or unsupported transmission modes between the two beams in the beam pair. For example, when the transmission type corresponding to a beam pair indicates that simultaneous uplink transmission is supported, the two beams in the beam pair can be used as uplink transmission beams for simultaneous transmission.
  • the type identification includes:
  • the type identifier corresponding to a beam pair may include a bit.
  • the bit value is 0 and 1
  • it indicates different transmission types respectively.
  • the bit value is 0 and 1
  • it may indicate the aforementioned implementation.
  • the two transmission types in the example can alternatively be used directly to respectively indicate whether the beam pair supports simultaneous uplink transmission.
  • the transmission type supports simultaneous downlink transmission and does not support uplink transmission, or supports simultaneous downlink transmission and supports simultaneous uplink transmission through different antenna panels.
  • the value of the bit it can indicate that the two beams in the beam pair support simultaneous downlink transmission and do not support uplink transmission, that is, the two beams in the beam pair cannot be used as uplink transmission beams.
  • the value of the bit is 1, it can indicate that the two beams in the beam pair support simultaneous downlink transmission and support simultaneous uplink transmission through different antenna panels, that is, the two beams in the beam pair can be used as uplink transmission beams simultaneously. transmission.
  • the transmission type is to support simultaneous downlink transmission and support uplink transmission in addition to uplink simultaneous transmission, or to support simultaneous downlink transmission and support simultaneous uplink transmission through different antenna panels.
  • the value of the bit is 0, it can indicate that the two beams in the beam pair support simultaneous downlink transmission and support uplink transmission in addition to simultaneous uplink transmission, that is, the two beams in the beam pair cannot transmit simultaneously uplink.
  • the value of the bit is 1, it indicates that the two beams in the beam pair support simultaneous downlink transmission and support simultaneous uplink transmission through different antenna panels, that is, the two beams in the beam pair can be transmitted simultaneously as uplink transmission beams. .
  • the beam information and type identification are reported through the channel state information CSI used for beam management.
  • the CSI measurement results, beam information, and the type identifier corresponding to the beam can be reported through one signaling.
  • CSI reporting methods include: periodic reporting, aperiodic reporting, or semi-persistent reporting.
  • periodic reporting may be a reporting period indicated by the base station or a reporting period preset according to the protocol, and CSI reporting is performed according to the reporting time corresponding to the reporting period.
  • Aperiodic reporting (Aperiodic-CSI, AP-CSI) may be CSI reporting in response to a reporting instruction from the base station.
  • Semi-persistent reporting (Semi-Persistent-CSI, SP-CSI) can be a reporting process that starts periodic reporting in response to a reporting instruction from the base station, and stops periodic reporting in response to a stop reporting instruction from the base station.
  • the beam information includes at least one of the following:
  • the terminal capability value set index of the antenna panel corresponding to the beam is the terminal capability value set index of the antenna panel corresponding to the beam.
  • beam information and type identification are used to schedule uplink transmission based on S-DCI
  • Beam information and type identification are used to schedule uplink transmission based on M-DCI.
  • multi-antenna panel and multi-TRP transmission based on S-DCI scheduling can be based on different broadband precoding matrix indicators (Transmitted Precoding Matrix Indicator, TPMI), and each codeword is sent through different antenna panels.
  • TPMI Transmitted Precoding Matrix Indicator
  • antenna panel 1 and antenna panel 2 send one or more layers to the corresponding TRP1 and TRP2 based on TPMI1 and TPMI2 respectively.
  • Multi-antenna panel and multi-TRP transmission based on M-DCI scheduling can be transmission of different PUSCHs based on different PDCCH indications.
  • antenna panel 1 and antenna panel 2 transmit PUSCH1 and PUSCH2 to corresponding TRP1 and TRP2 based on PDCCH1 and PDCCH2 respectively.
  • an embodiment of the present disclosure provides an information processing method, which is executed by a base station.
  • the method may include:
  • S210 Determine multiple uplink transmission beams of the terminal based on the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam group reported by the terminal.
  • the transmission type corresponding to the beam may be the type of transmission function supported by the beam.
  • the transmission type may include supporting simultaneous downlink transmission and/or whether supporting simultaneous uplink transmission, etc.
  • the measurement reporting beam supports simultaneous downlink transmission, and whether it supports simultaneous uplink transmission may include not supporting simultaneous uplink transmission, for example, only supporting uplink time-sharing transmission, or supporting simultaneous uplink transmission through multiple antenna panels, etc.
  • the beam pair may be two beams that exist in a pair determined based on the beam grouping configuration, wherein the transmission type corresponding to the beam pair may be the transmission type corresponding to each of the two beams in the beam pair, or, also It can be the transmission type supported between the two beams in the beam pair when the two beams exist in pairs.
  • the transmission type corresponding to the beam pair may indicate that the first beam supports simultaneous uplink transmission with other beams, and the second beam supports simultaneous uplink transmission with other beams, or, alternatively, Simultaneous uplink transmission of the first beam and the second beam in the beam pair may be indicated.
  • the transmission types corresponding to at least two beams configured based on beam grouping reported by the terminal may include: the transmission types corresponding to at least two beams configured based on beam grouping reported by the terminal through CSI, or may be The transmission types corresponding to at least two beams configured based on the beam grouping are reported through separate signaling.
  • the transmission types corresponding to the two beams in the beam pair can be reported separately and independently.
  • transmission types corresponding to multiple beam pairs configured based on beam grouping reported by the base station may be received in sequence, and the reporting order may indicate the beams included in the beam pair. For example, from the moment when the transmission type corresponding to the reported beam pair is received in the current cycle, every two adjacent beams in the reporting sequence are one beam pair.
  • the transmission types corresponding to at least two beams configured based on the beam grouping may be a message reported by the receiving terminal containing the transmission types of two beams in one beam pair, or may be the transmission types of two beams in one beam pair.
  • the transmission types of each beam are reported independently, for example, two messages containing the transmission type of one beam in a beam pair are received successively.
  • the transmission type may be indicated by a type identifier or type information.
  • the type identifier may be an identifier that has a corresponding relationship with the transmission type, and different transmission types correspond to different type identifiers.
  • the type identifier may be an identifier composed of letters and/or numbers, or may be an identifier composed of one or more bits.
  • the type information may mark the transmission type.
  • the type information may record keywords of transmission functions supported and/or unsupported by the transmission type.
  • the transmission function may include simultaneous downlink transmission and/or simultaneous uplink transmission, etc., and the transmission type indicates the transmission function that the beam supports and/or does not support.
  • multiple uplink transmission beams of the terminal are determined based on the transmission types corresponding to at least two beams configured based on beam grouping reported by the terminal, which may be based on the transmission types corresponding to the at least two beams configured based on beam grouping reported by the terminal.
  • Transmission type determine the transmission type including beams that support simultaneous uplink transmission through different antenna panels as the uplink transmission beam of the terminal.
  • it may include: transmission types and beam information corresponding to at least two beams configured based on beam grouping reported by the terminal, and among the transmission types including multiple beams supporting simultaneous uplink transmission through different antenna panels, select the one indicated by the beam information.
  • the multiple beams with optimal L1-RSRP or L1-SINR are the uplink transmission beams of the terminal.
  • the terminal by receiving the transmission types corresponding to the beams and/or beam pairs reported by the terminal, it is possible to determine the beam transmission functions supported and/or not supported by multiple beams, thereby improving the understanding of different beams and antenna panels corresponding to different beams based on the transmission type.
  • the ability to distinguish among multiple beams is conducive to more accurately selecting the uplink transmission beam for the terminal to perform uplink simultaneous transmission among multiple beams.
  • S210 may include:
  • S211 Based on the type identifier reported by the terminal, determine the transmission types corresponding to at least two beams configured based on beam grouping reported by the terminal;
  • S212 Determine multiple uplink transmission beams of the terminal based on the transmission type.
  • the base station may simultaneously receive the type identifier of the beam and the beam information of the beam.
  • the beam information may include at least one of the following: CRI corresponding to the beam, SSBRI corresponding to the beam, L1-RSRP corresponding to the beam, L1-SINR corresponding to the beam, and a terminal capability value set index of the antenna panel corresponding to the beam.
  • the beam information may include one of CRI and SSBRI.
  • the beam information may include the CRI corresponding to the CSI-RS.
  • the beam information may include the SSBRI corresponding to the SSB.
  • the type identifier can indicate the transmission type corresponding to a beam, and the beam and the type identifier have a corresponding relationship.
  • the type identifier may be an identifier that has a corresponding relationship with the transmission type, and different transmission types correspond to different type identifiers.
  • the type identifier may be an identifier composed of letters and/or numbers, or may be an identifier composed of one or more bits.
  • the base station can receive the beam information of the beam through the CSI reported by the terminal, and the type identifier of the transmission type corresponding to the beam can also be received through the same CSI.
  • the terminal capability value set index in the beam information may indicate the capability type of the antenna panel corresponding to the beam through the index value, and different index values may correspond to different capability types.
  • the terminal capability value set index can be expressed as cap_index1, indicating that the capability type of the antenna panel corresponding to the beam is the first type.
  • the transmission type includes one of the following:
  • the type identification includes:
  • Two bits indicating the transmission type where the two bits are used to jointly indicate the transmission type, or the two bits are used to indicate different transmission types respectively.
  • the type identifier may include two bits, and each bit may be 0 or 1.
  • the value composed of the two bits has a corresponding relationship with the transmission type, and different values composed of the two bits correspond to different transmission types.
  • each bit when two bits are respectively used to indicate different transmission types, there is a corresponding relationship between different values of each bit and the transmission type. For example, different values of each bit correspond to different transmission types.
  • the first bit among the two bits may indicate whether the first transmission type is supported, that is, whether a DL-only beam is included. For example, a value of 0 for the first bit indicates that a DL-only beam is not included. A bit value of 1 indicates that a DL-only beam is included.
  • the second bit can indicate whether the second transmission type or the third transmission type is supported, that is, whether simultaneous uplink transmission by different panels is supported. For example, when the second bit value is 0, it indicates that the second transmission type is supported, and when the second bit value is 1, it indicates that it is supported. Third transmission type, etc.
  • S211 may include:
  • Multiple uplink transmit beams of the terminal are determined based on the transmission type.
  • what the terminal reports may be one type identifier of the transmission type corresponding to one beam pair, or may be multiple type identifiers of the transmission types corresponding to multiple beam pairs.
  • the beam pair may be determined based on the beam grouping configuration, for example, the first beam and the second beam form a beam pair, the third beam and the fourth beam form a beam pair, and so on.
  • a type identifier corresponding to a beam pair may indicate the transmission type supported between the two beams included in the beam pair.
  • a beam pair corresponds to a type identifier, and the type identifier indicates the two beams in the beam pair. Support simultaneous downlink transmission and whether to support simultaneous uplink transmission, etc.
  • the flexibility of uplink beam transmission scheduling can be improved.
  • the type identification based on the corresponding beam pair can more accurately and efficiently indicate whether the two beams in a beam pair support uplink simultaneous transmission capabilities, etc., thereby facilitating the faster determination of the terminal's uplink transmission beam.
  • the transmission type is:
  • the transmission type is:
  • the type identification includes:
  • the type identifier corresponding to a beam pair may include a bit.
  • the bit value is 0 and 1, it indicates different transmission types respectively.
  • the bit value is 0 and 1, it may indicate the aforementioned implementation.
  • the two transmission types in the example can alternatively be used directly to respectively indicate whether the beam pair supports simultaneous uplink transmission.
  • the bit value is 0, it indicates that the two beams in the beam pair support simultaneous downlink transmission and do not support simultaneous uplink transmission.
  • the bit value is 1, it indicates that the two beams in the beam pair support simultaneous downlink transmission. transmission and supports simultaneous uplink transmission through different antenna panels.
  • multiple uplink transmit beams of the terminal are determined based on the transmission type, including:
  • the transmission type supports simultaneous downlink transmission and supports simultaneous uplink transmission through different antenna panels
  • multiple uplink transmission beams of the terminal are determined based on the beams corresponding to the transmission type.
  • a beam whose transmission type supports simultaneous uplink transmission through different antenna panels can be determined as the uplink transmission beam of the terminal.
  • determining multiple uplink transmission beams of the terminal based on the beams corresponding to the transmission type may include: If the transmission type is to support downlink If simultaneous transmission and simultaneous uplink transmission through different antenna panels are supported, in the beam corresponding to the transmission type, multiple uplink transmission beams of the terminal are determined based on the beam information.
  • determining multiple uplink transmission beams of the terminal based on the beam information may be to select multiple beams with optimal L1-RSRP or L1-SINR indicated by the beam information as the uplink transmission beams of the terminal.
  • Embodiments of the present disclosure provide a solution for enhancing beam reporting to support simultaneous uplink transmission based on multiple antenna panels, specifically:
  • the type identifier of the transmission type corresponding to the beam pair is also reported.
  • the reported beam pairs can correspond to different transmission types:
  • Transmission type 1 includes DL-only beams or downlink (DownLink, DL) beams under DL-only panel implementation;
  • Transmission type 2 Supports DL and uplink (UL) transmission, but different beams of UL only support TDM transmission, and different uplink beams may correspond to the same antenna panel;
  • Transmission type 3 Supports simultaneous transmission of DL and UL, and different uplink beams correspond to different antenna panels.
  • 3 conditions are indicated through joint signaling, such as 2 bits.
  • the flag is 1 to indicate that uplink transmission of a single antenna panel is supported;
  • the first bit indicates whether DL-Only is included, and the second bit indicates whether a different antenna panel is used for transmission.
  • the type identifier of the beam pair actually reported uniformly is 1, indicating that single-antenna panel uplink transmission is supported.
  • reporting beam pair information ⁇ CRI3+L1-RSRP2+cap_index0; CRI5+L1-RSRP4+cap_index0; 1 ⁇ means that the reported beam pair can support simultaneous uplink transmission of multiple antenna panels, that is, 1 bit is used to indicate the corresponding beam pair.
  • Transfer type ⁇
  • the maximum number of reported beams or the maximum number of beam pairs can be increased to support the reporting of multiple beam pairs.
  • enhanced measurement reporting that supports simultaneous transmission of multiple antenna panels (STxMP) can be used for P-CSI, SP-CSI or AP-CSI at the same time.
  • the terminal can support P-CSI by default and SP-CSI/AP.
  • -CSI is an optional capability of the terminal.
  • beam measurement reporting can be used to schedule uplink S-DCI-based transmission or M-DCI-based transmission.
  • an embodiment of the present disclosure provides an information processing device, which is applied to a terminal.
  • the device may include:
  • the reporting unit 110 is configured to report the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam grouping; the transmission type is used to determine multiple uplink transmission beams of the terminal.
  • the reporting unit 110 is configured as:
  • type identifiers indicating transmission types corresponding to at least two beams are reported.
  • the transmission type includes one of the following:
  • the type identification includes:
  • Two bits indicating the transmission type where the two bits are used to jointly indicate the transmission type, or the two bits are used to indicate different transmission types respectively.
  • the reporting unit 110 is configured as:
  • a type identifier indicating the transmission type corresponding to the at least one beam pair is reported.
  • the transmission type is:
  • the transmission type is:
  • the type identification includes:
  • beam information and type identification are reported through CSI for beam management.
  • CSI reporting methods include: periodic reporting, aperiodic reporting, or semi-persistent reporting.
  • the beam information includes at least one of the following:
  • the terminal capability value set index of the antenna panel corresponding to the beam is the terminal capability value set index of the antenna panel corresponding to the beam.
  • beam information and type identification are used to schedule uplink transmission based on S-DCI
  • Beam information and type identification are used to schedule uplink transmission based on M-DCI.
  • an embodiment of the present disclosure provides an information processing device, which is applied to a base station.
  • the device may include:
  • the determining unit 210 is configured to determine multiple uplink transmit beams of the terminal based on the transmission type corresponding to at least two beams and/or at least one beam pair configured based on the beam group reported by the terminal.
  • the determining unit 210 is configured to:
  • Multiple uplink transmit beams of the terminal are determined based on the transmission type.
  • the transmission type includes one of the following:
  • the type identification includes:
  • Two bits indicating the transmission type where the two bits are used to jointly indicate the transmission type, or the two bits are used to indicate different transmission types respectively.
  • the determining unit 210 is configured to:
  • Multiple uplink transmit beams of the terminal are determined based on the transmission type.
  • the transmission type is:
  • the transmission type is:
  • the type identification includes:
  • the determining unit 210 is configured to:
  • the transmission type supports simultaneous downlink transmission and supports simultaneous uplink transmission through different antenna panels
  • multiple uplink transmission beams of the terminal are determined based on the beams corresponding to the transmission type.
  • An embodiment of the present disclosure provides a communication device, including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute the information processing method provided by any of the foregoing technical solutions.
  • the processor may include various types of storage media, which are non-transitory computer storage media that can continue to store information stored thereon after the communication device is powered off.
  • the communication device includes: a terminal or a network element, and the network element may be any one of the aforementioned first to fourth network elements.
  • the processor may be connected to the memory through a bus, etc., and be used to read the executable program stored on the memory, for example, at least one of the methods shown in FIG. 2, FIG. 4 to FIG. 7.
  • FIG. 10 is a block diagram of a terminal 800 according to an exemplary embodiment.
  • the terminal 800 may be a mobile phone, a computer, a digital broadcast user device, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, or the like.
  • the terminal 800 may include one or more of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and communications component 816.
  • Processing component 802 generally controls the overall operations of terminal 800, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 802 may include one or more processors 820 to execute instructions to generate all or part of the steps of the methods described above.
  • processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components.
  • processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802.
  • Memory 804 is configured to store various types of data to support operations at terminal 800. Examples of such data include instructions for any application or method operating on the terminal 800, contact data, phonebook data, messages, pictures, videos, etc.
  • Memory 804 may be implemented by any type of volatile or non-volatile storage device, or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EEPROM), Programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EEPROM erasable programmable read-only memory
  • EPROM Programmable read-only memory
  • PROM programmable read-only memory
  • ROM read-only memory
  • magnetic memory flash memory, magnetic or optical disk.
  • Power supply component 806 provides power to various components of terminal 800.
  • Power component 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to terminal 800.
  • Multimedia component 808 includes a screen that provides an output interface between terminal 800 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
  • the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. A touch sensor can not only sense the boundaries of a touch or swipe action, but also detect the duration and pressure associated with the touch or swipe action.
  • multimedia component 808 includes a front-facing camera and/or a rear-facing camera.
  • the front camera and/or the rear camera may receive external multimedia data.
  • Each front-facing camera and rear-facing camera can be a fixed optical lens system or have a focal length and optical zoom capabilities.
  • Audio component 810 is configured to output and/or input audio signals.
  • audio component 810 includes a microphone (MIC) configured to receive external audio signals when terminal 800 is in operating modes, such as call mode, recording mode, and voice recognition mode. The received audio signal may be further stored in memory 804 or sent via communication component 816 .
  • audio component 810 also includes a speaker for outputting audio signals.
  • the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, etc. These buttons may include, but are not limited to: Home button, Volume buttons, Start button, and Lock button.
  • Sensor component 814 includes one or more sensors that provide various aspects of status assessment for terminal 800 .
  • the sensor component 814 can detect the open/closed state of the device 800, the relative positioning of components, such as the display and keypad of the terminal 800, the sensor component 814 can also detect the position change of the terminal 800 or a component of the terminal 800, the user The presence or absence of contact with the terminal 800, the terminal 800 orientation or acceleration/deceleration and the temperature change of the terminal 800.
  • Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
  • Sensor assembly 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • the communication component 816 is configured to facilitate wired or wireless communication between the terminal 800 and other devices.
  • the terminal 800 can access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof.
  • communication component 816 receives broadcast signals or broadcast-related information from an external broadcast management system via a broadcast channel.
  • communications component 816 also includes a near field communications (NFC) module to facilitate short-range communications.
  • NFC near field communications
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • the terminal 800 may be configured by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable Gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are implemented for executing the above method.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGA field programmable Gate array
  • controller microcontroller, microprocessor or other electronic components are implemented for executing the above method.
  • non-transitory computer-readable storage medium including instructions, such as a memory 804 including instructions, executable by the processor 820 of the terminal 800 to generate the above method is also provided.
  • non-transitory computer-readable storage media may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
  • an embodiment of the present disclosure shows the structure of a communication device 900.
  • the communication device 900 may be provided as a network side device.
  • the communication device 900 may be the aforementioned base station.
  • communications device 900 includes a processing component 922, which further includes one or more processors, and memory resources, represented by memory 932, for storing instructions, such as application programs, executable by processing component 922.
  • the application program stored in memory 932 may include one or more modules, each corresponding to a set of instructions.
  • the processing component 922 is configured to execute instructions to perform any of the foregoing methods performed on the base station, for example, at least one of the methods shown in FIG. 2, FIG. 4 to FIG. 7.
  • Communication device 900 may also include a power supply component 926 configured to perform power management of communication device 900, a wired or wireless network interface 950 configured to connect communication device 900 to a network, and an input-output (I/O) interface 958 .
  • the communication device 900 may operate based on an operating system stored in the memory 932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente divulgation concernent des procédés et des appareils de traitement d'informations, ainsi qu'un dispositif de communication et un support de stockage. Un procédé de traitement d'informations, exécuté par un terminal, consiste à : rapporter au moins deux faisceaux configurés sur la base d'un regroupement de faisceaux, et/ou un type de transmission correspondant à au moins une paire de faisceaux, le type de transmission étant utilisé pour déterminer une pluralité de faisceaux de transmission de liaison montante d'un terminal.
PCT/CN2022/109678 2022-08-02 2022-08-02 Procédés et appareils de traitement d'informations, dispositif de communication et support de stockage WO2024026670A1 (fr)

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CN108023623A (zh) * 2016-11-04 2018-05-11 维沃移动通信有限公司 一种终端信息上报、获取方法、终端及基站
CN109089322A (zh) * 2017-06-14 2018-12-25 维沃移动通信有限公司 一种上行多波束传输方法、终端及网络设备
WO2021179305A1 (fr) * 2020-03-13 2021-09-16 华为技术有限公司 Procédé et appareil de transmission en liaison montante
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WO2021179305A1 (fr) * 2020-03-13 2021-09-16 华为技术有限公司 Procédé et appareil de transmission en liaison montante
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