WO2023227021A1 - Procédés de transmission d'informations de faisceau et dispositif associé - Google Patents

Procédés de transmission d'informations de faisceau et dispositif associé Download PDF

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Publication number
WO2023227021A1
WO2023227021A1 PCT/CN2023/096004 CN2023096004W WO2023227021A1 WO 2023227021 A1 WO2023227021 A1 WO 2023227021A1 CN 2023096004 W CN2023096004 W CN 2023096004W WO 2023227021 A1 WO2023227021 A1 WO 2023227021A1
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WIPO (PCT)
Prior art keywords
information
psfch
transmission
terminal
reference signal
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PCT/CN2023/096004
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English (en)
Chinese (zh)
Inventor
王欢
纪子超
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维沃移动通信有限公司
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Publication of WO2023227021A1 publication Critical patent/WO2023227021A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]

Definitions

  • This application belongs to the field of communication technology, and specifically relates to a beam information transmission method and related equipment.
  • Beam alignment is roughly divided into two stages.
  • the first stage is to initially train the initial transmission beam from the base station to the UE when the user equipment (User Equipment, UE) accesses the network.
  • the second stage is to train the fine transceiver beam pairs from the base station to the UE after the UE establishes the connection.
  • the beam training in the second stage is mainly completed through channel state information (Channel State Information, CSI) measurement and feedback.
  • CSI Channel State Information
  • Embodiments of the present application provide a beam information transmission method and related equipment, which can solve the problem of beam alignment between two terminals in secondary link transmission.
  • a beam information transmission method which method includes:
  • the first terminal receives a reference signal for beam measurement sent by the second terminal;
  • the first terminal sends beam information to the second terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • a beam information transmission device including:
  • a receiving module configured to receive a reference signal sent by the second terminal for beam measurement
  • a sending module configured to send beam information to the second terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • a beam information transmission method which method includes:
  • the second terminal sends a reference signal for beam measurement to the first terminal
  • the second terminal receives the beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • a beam information transmission device including:
  • a sending module configured to send a reference signal for beam measurement to the first terminal
  • a receiving module configured to receive beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • a terminal in a fifth aspect, includes a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • the program or instructions are executed by the processor, the following implementations are implemented: The steps of the method described in the first aspect or the third aspect.
  • a terminal including a processor and a communication interface, wherein the communication interface is configured to receive a reference signal for beam measurement sent by a second terminal; and send beam information to the second terminal, The beam information is information obtained by performing beam measurement on the reference signal.
  • the communication interface is configured to send a reference signal for beam measurement to the first terminal; and receive beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • a seventh aspect provides a communication system, including: a first terminal and a second terminal.
  • the first terminal can be used to perform the steps of the beam information transmission method as described in the first aspect.
  • the second terminal can be used to The steps of the beam information transmission method described in the third aspect are performed.
  • a readable storage medium is provided. Programs or instructions are stored on the readable storage medium. When the programs or instructions are executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method are implemented as described in the first aspect. The steps of the method described in the third aspect.
  • a chip in a ninth aspect, includes a processor and a communication interface.
  • the communication interface is coupled to the processor.
  • the processor is used to run programs or instructions to implement the method described in the first aspect. , or implement the steps of the method described in the third aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the first aspect or the third aspect. The steps of the method described in this aspect.
  • the first terminal receives a reference signal for beam measurement sent by the second terminal; the first terminal sends beam information to the second terminal, and the beam information is used to perform beam measurement on the reference signal.
  • the information obtained can achieve beam alignment between the first terminal and the second terminal through the above method, and improve the transmission performance between the first terminal and the second terminal.
  • Figure 1 is a block diagram of a wireless communication system applicable to the embodiment of the present application.
  • Figure 2 is one of the flow charts of the beam information transmission method provided by the embodiment of the present application.
  • Figure 3a is a schematic diagram of the transmission time relationship between the first CSI-RS and the second CSI-RS provided by the embodiment of the present application;
  • Figure 3b is a schematic diagram of interaction between the first terminal and the second terminal provided by the embodiment of the present application.
  • Figures 3c-3e are schematic diagrams of the corresponding relationship between PSSCH and PSFCH provided by the embodiment of the present application.
  • Figure 4 is the second flow chart of the beam information transmission method provided by the embodiment of the present application.
  • FIG. 5 is one of the structural diagrams of the beam information transmission device provided by the embodiment of the present application.
  • Figure 6 is the second structural diagram of the beam information transmission device provided by the embodiment of the present application.
  • Figure 7 is a structural diagram of a communication device provided by an embodiment of the present application.
  • Figure 8 is a structural diagram of a terminal provided by an embodiment of the present application.
  • first, second, etc. in the description and claims of this application are used to distinguish similar objects and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first" and “second” are distinguished objects It is usually one type, and the number of objects is not limited.
  • the first object can be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the related objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced, LTE-A Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR New Radio
  • FIG. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12.
  • the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, or a super mobile personal computer.
  • Tablet Personal Computer Tablet Personal Computer
  • laptop computer laptop computer
  • PDA Personal Digital Assistant
  • PDA Personal Digital Assistant
  • UMPC ultra-mobile personal computer
  • UMPC mobile Internet device
  • MID mobile Internet Device
  • AR augmented reality
  • VR virtual reality
  • robots wearable devices
  • WUE Vehicle User Equipment
  • PUE Pedestrian User Equipment
  • smart home home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.
  • game consoles personal computers (personal computer, PC), teller machine or self-service machine and other terminal-side devices.
  • Wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart smart anklets, smart anklets, etc.), smart wristbands, smart clothing, etc.
  • the network side device 12 may include an access network device or a core network device, where the access network device may also be called a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a wireless access network unit.
  • Access network equipment may include a base station, a Wireless Local Area Network (WLAN) access point or a Wireless Fidelity (WiFi) node, etc.
  • the base station may be called a Node B (Node B, NB) or an evolution node.
  • B (Evolved Node B, eNB), access point, Base Transceiver Station (BTS), radio base station, radio transceiver, Basic Service Set (BSS), Extended Service Set (Extended Service Set) , ESS), home B node, home evolved B node, transmitting receiving point (Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technology Vocabulary, it should be noted that in the embodiment of this application, only the base station in the NR system is used as an example for introduction, and the specific type of the base station is not limited.
  • the beam information transmission method provided by the embodiments of the present application will be described in detail below with reference to the accompanying drawings through some embodiments and application scenarios.
  • this embodiment of the present application provides a beam information transmission method, which includes the following steps:
  • Step 201 The first terminal receives the reference signal used for beam measurement sent by the second terminal.
  • the reference signal includes a Demodulation Reference Signal (DMRS) or a Channel State Information Reference Signal (CSI-RS).
  • DMRS Demodulation Reference Signal
  • CSI-RS Channel State Information Reference Signal
  • the first terminal can be understood as a receiving terminal, that is, a terminal that receives the reference signal.
  • the second terminal A terminal can be understood as a sending terminal, that is, a terminal that sends reference signals. After receiving the reference signal, the first terminal performs beam correlation measurement to obtain beam information.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use, for example, the beam that the second terminal tends to use when sending information to the first terminal, or the beam direction X beams with the largest energy measurement value, X is a positive integer, or beams whose energy measurement value in the beam direction is greater than or equal to the preset value;
  • the second indication information is used to indicate a beam that the second terminal is not expected to use, for example, a beam that the second terminal does not tend to use when sending information to the first terminal, or, a beam Y beams with the smallest energy measurement value in the direction, Y is a positive integer, or beams with the energy measurement value in the beam direction less than or equal to the preset value.
  • beam can also be a transmit-receive (TX-RX) beam pair, a panel, or a TX-RX panel pair.
  • TX-RX transmit-receive
  • Beam information may be determined by protocol agreement or (pre)configuration. Beam information may also include channel matrices and/or channel parameters.
  • Step 202 The first terminal sends beam information to the second terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • the second terminal can select an appropriate beam, precoding or coding method, etc. for transmission.
  • beam information may also be referred to as beam-related information.
  • the behavior of the second terminal after receiving the beam information includes at least one of the following:
  • the second terminal independently decides how to use the beam information
  • the second terminal uses the beam indicated by the first indication information
  • the second terminal cannot use the beam indicated by the second indication information.
  • the first terminal receives a reference signal for beam measurement sent by the second terminal; the first terminal sends beam information to the second terminal, and the beam information is obtained by performing beam measurement on the reference signal.
  • Information through the above method, achieves beam alignment between the first terminal and the second terminal, and improves the transmission performance between the first terminal and the second terminal.
  • the following describes the beam training process based on CSI or Physical SideLink Shared Channel (PSSCH) feedback.
  • PSSCH Physical SideLink Shared Channel
  • UE#1 i.e., the second terminal
  • UE#2 i.e., the first terminal
  • the feedback process of UE#2 can be performed after PC5-RRC is established; or, it can be performed before PC5-RRC is established, and PC5-S message transmission is performed based on the trained beams UE#1 and UE#2 to establish PC5-RRC link.
  • the CSI-RS pattern can be protocol agreed/(pre)configured/SCI indicated;
  • the destination ID of the PSSCH for UE#1 to send CSI-RS may be the preset broadcast ID, or use the same ID as Msg.1 (for example, the preset broadcast ID ID or the ID of UE#2).
  • the beam-related information can be fed back by the Medium Access Control (MAC) control element (Control Element, CE) or SCI or second-level (2nd stage) SCI or secondary link feedback control information on PSSCH ( Sidelink Feedback Control Information (SFCI) (ie SFCI on PSSCH) carries, a specific signaling format or a specific field in the CSI indicates that the CSI carries beam-related information to distinguish it from CSI for other purposes.
  • MAC Medium Access Control
  • CE Control Element, CE
  • SFCI Sidelink Feedback Control Information
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the first terminal sends beam information to the second terminal, including:
  • the first terminal sends beam information to the second terminal within X1 time units after one of the PSSCH resources among the plurality of PSSCH resources, where X1 is a positive integer.
  • the time unit can be....
  • UE#2 is on the nth one of the multiple PSSCHs (for example, it can be agreed that the nth one is the first or the last one) CSI carrying beam information is fed back within X1 time units after PSSCH to avoid confusion of UE#2 feedback behavior, for example, confusion with CSI for other purposes.
  • the reference signal includes a first CSI-RS and a second CSI-RS
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent.
  • the first terminal sends beam information to the second terminal, including:
  • the first terminal sends first reporting information and second reporting information to the second terminal, where the first reporting information includes measurement information obtained by the first terminal based on the first CSI-RS, so The second reported information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reported information includes a first channel quality indicator (Channel quality indicator, CQI) and/or a first rank indicator (Rank indicator, RI), and the second reported information includes second beam information;
  • CQI channel quality indicator
  • Rank indicator RI
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the protocol limits the second CSI-RS (or CSI-RS transmission indication signaling or CSI request signaling), the following takes the first CSI-RS and the second CSI-RS as an example to illustrate:
  • Case 1 The CSI feedback for the first CSI-RS is CQI/RI, and the CSI feedback for the second CSI-RS is beam related information.
  • Case 1-1 The transmission of the second CSI-RS is allowed to improve the flexibility of CSI feedback. As shown in Figure 3a, the second CSI-RS is transmitted within X2 time units after the first CSI-RS is transmitted.
  • Case 1-2 If the agreed beam-related information does not include the corresponding CQI/RI report, that is, the beam-related information and CQI/RI are obtained based on different CSI-RS measurement resources, then the transmission of the second CSI-RS is allowed to improve the CSI Feedback flexibility.
  • Case 1-3 If the beam-related information includes the corresponding CQI/RI report, that is, both the beam-related information and CQI/RI can be obtained based on the second CSI-RS measurement, then:
  • the transmission of the second CSI-RS is not allowed to avoid confusion of CQI/RI related resources (reference resources);
  • the transmission of the second CSI-RS is allowed, but the beam-related information and the corresponding CQI/RI are reported using the same signaling; the CQI/RI measured based on the first CSI-RS needs to be reported separately to avoid confusion in the CQI/RI reference resource. . That is, in the case where the first reporting information includes the first CQI and/or the first RI, and the second reporting information includes the second beam information, if the second beam information includes the two CQIs and/or second RIs, then the second CQI and/or the second RI included in the second beam information and the first CQI and/or the first RI included in the first reporting information Carried and sent in different signaling.
  • Case 2-1 The transmission of the second CSI-RS is allowed to improve the flexibility of CSI feedback.
  • Case 2-2 If the agreed beam-related information does not include the corresponding CQI/RI report, that is, the beam-related information and CQI/RI are obtained based on different CSI-RS measurement resources, then the transmission of the second CSI-RS is allowed to improve the CSI Feedback flexibility.
  • Case 2-3 If the beam-related information includes the corresponding CQI/RI report, that is, both the beam-related information and CQI/RI can be obtained based on the first CSI-RS measurement, then:
  • the transmission of the second CSI-RS is not allowed to avoid confusion of CQI/RI related resources (reference resources);
  • the transmission of the second CSI-RS is allowed, but the beam-related information and the corresponding CQI/RI are reported using the same signaling; the CQI/RI measured based on the second CSI-RS needs to be reported separately to avoid confusion in the CQI/RI reference resource. . That is, in the case where the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI, if the first beam information includes the first CQI and/or the second RI, or the first RI, then the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling.
  • Case 3 The CSI feedback targeted by the first CSI-RS is beam-related information, and the CSI feedback targeted by the second CSI-RS is also beam-related information.
  • Case 3-1 The transmission of the second CSI-RS is not allowed to avoid confusion caused by the reported beam association number corresponding to multiple CSI-RS transmission directions.
  • Case 3-2 The transmission of the second CSI-RS is allowed to improve the flexibility of CSI feedback.
  • the same beam number is used to send the reference signal.
  • the corresponding beams have the same direction.
  • Case 3-3 If the beam-related information includes the corresponding CQI/RI report, that is, the beam-related information and CQI/RI can be obtained based on the same CSI-RS measurement, then:
  • the transmission of the second CSI-RS is not allowed to avoid CQI/RI reference resource confusion
  • the transmission of the second CSI-RS is allowed, but the beam-related information and the corresponding CQI/RI are reported using the same signaling; the CQI/RI measured based on the second CSI-RS needs to be reported separately to avoid confusion in the CQI/RI reference resource. . That is, in the case where the first reporting information includes first beam information and the second reporting information includes second beam information, if the first beam information includes the first CQI and/or the first RI, the second beam information includes the second CQI and/or the second RI, then the first beam information includes the first CQI and/or the first RI and the second report The second CQI and/or the second RI included in the information are carried and sent in different signaling.
  • the following describes the PSSCH-based beam training process, which is applicable to the initial beam training before the PC5-RRC link is established.
  • the PSSCH sent by UE#1 (for example, the PSSCH transmitted by Message 1 (Msg.1)/Message 2 (Msg.2)) carries the reference signal for beam measurement.
  • the PSSCH is sent in the form of multiple transmissions, that is, the reference signal
  • the signal is carried in multiple PSSCH transmissions sent by the second terminal. For example, each transmission corresponds to a different beam direction; the SCI associated with each transmission indicates the corresponding beam direction, beam index (index), coding matrix or transmission characteristics. at least one of them.
  • Multiple transmissions are performed on specific resources, for example, (pre)configured resources specifically used for broadcast signal/Msg.1/Msg.2 transmission; and/or the resources for multiple transmissions are independently selected by the terminal (transmission resources Can be indicated or reserved by the transmitted PSCCH/PSSCH):
  • the number of PSSCH transmissions may be agreed upon in the protocol, (pre)configured, or indicated by the transmitted PSCCH/PSSCH; the number of times a certain PSSCH transmission is transmitted is indicated by the transmitted PSCCH/PSSCH, so that UE#2 can determine UE#1 Whether reference signal transmission in multiple directions is completed.
  • the PSSCH sent by UE#2 (for example, the PSSCH transmitted by Msg.2/Message 3 (Msg.3)) carries beam-related information, that is, the beam information is carried in the PSSCH transmission sent by the first terminal.
  • Msg.2/Message 3 Msg.3
  • Figure 3b shows the interaction process between UE#1 and UE#2.
  • Msg.2 i.e., message 2
  • feedback corresponds to the beam measurement on Msg.1 (i.e., message 1)
  • Msg.3 i.e., message 3
  • the feedback corresponds to the beam measurement on Msg.2.
  • Msg.1 in Figure 3b can be understood as a direct communication request message
  • Msg.4 ie, message 4
  • the information content of Msg.2 and/or Msg.3 is extended so that Msg.2 and/or Msg.3 includes beam feedback information.
  • the beam-related feedback information is sent within X3 time units of the (corresponding) reference signal transmission, so that the opposite end UE receives the feedback information in time. That is, the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • UE#2 performs beam related information feedback after receiving M PSSCHs. That is, in the case where the reference signal is carried in multiple PSSCH transmissions sent by the second terminal, the first terminal sends beam information to the second terminal after receiving M times of PSSCH transmissions, where, M is less than or equal to the total number of multiple PSSCH transmissions, and M is a positive integer.
  • M is equal to the total number of multiple PSSCH transmissions, that is, UE#2 receives all PSSCHs and then performs feedback, so that UE#2 can find the most appropriate beam information.
  • M is less than the total number of multiple PSSCH transmissions, that is, after UE#2 receives M PSSCHs, if it finds beam information that meets the conditions, UE#2 can provide feedback in time.
  • the following describes the beam training process based on Physical SideLink Feedback Channel (PSFCH) feedback.
  • PSFCH Physical SideLink Feedback Channel
  • a PSSCH transmission carries a reference signal in one or more directions, and the PSFCH corresponding to the PSSCH is used to feed back Beam related information, that is, the reference signal includes a beam measurement reference signal in at least one beam direction, so The reference signal is carried in a PSSCH transmission, and the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission.
  • the PSSCH transmission resources of the PSSCH transmission correspond to at least one PSFCH resource set.
  • the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission.
  • the beam information is carried in the target PSFCH transmission.
  • the target resource Determine based on one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • Case 1-1 According to the PSSCH transmission resources, a corresponding PSFCH resource set is obtained. According to the reported beam direction, the transmitted PSFCH is selected from a group of PSFCHs for beam-related information feedback.
  • the PSFCH resource set is determined from the PSFCH occasion corresponding to the PSSCH transmission resource.
  • the PSFCH occasion is behind the PSSCH transmission resource, and the distance from the PSSCH is greater than X4 time units, and X4 0 time units are at least used for beam related measurements.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, the distance between the target resource and the PSSCH transmission resource is greater than X4 time units, and X4 time units is greater than or It is equal to the time when the first terminal performs beam measurement based on the reference signal, and X4 is a positive integer.
  • the PSFCH resources in the PSFCH resource set are numbered (for example, according to the sequential numbering of the frequency domain first and then the code domain), and the number of the transmitted PSFCH is determined according to the reported beam direction.
  • PSFCH transmission with different numbers is applied to pairs in different beam directions (it does not rule out that there is only one beam direction). Transmitting PSFCHs with different numbers is equivalent to reporting beam information in the corresponding beam direction. That is, different PSFCH resources in the PSFCH resource set have different numbers, different beam directions correspond to different numbered PSFCH resources, and the number of the target resource corresponds to the beam direction of the beam.
  • the PSFCH resource numbered ((K+M+O)mod(Z*Y)) is used for PSFCH transmission
  • K is the PSSCH transmission associated source address
  • M is the number of the reported beam (or, M is the reported The product of the beam number and the preset number interval.
  • M can be a fixed value
  • Z*Y is the number of PSFCH resources in the group of PSFCH resource sets
  • O is the preset
  • the offset (O) can be omitted if the PSFCH resource can be used for multiple purposes, such as Hybrid automatic repeat request acknowledgment (HARQ-ACK) feedback (feedback), beam report (report), etc., Ocan distinguish resources for different uses).
  • the numbering interval is agreed upon by the protocol or (pre)configured, for example, the interval is 1.
  • a PSSCH transmission carries a beam measurement reference signal (i.e., a reference signal for beam measurement) in one direction (/its transmission direction).
  • the beam-related PSFCH feedback can reuse PSFCH format 0 (format 0) . That is, the reference signal includes a beam measurement reference signal in a beam direction, the reference signal is carried in a PSSCH transmission, and the beam information is carried in PSFCH format 0.
  • the ACK feedback is interpreted as the RX UE recommending the beam corresponding to the beam measurement reference signal to the TX UE.
  • Negative Acknowledgment (NACK) feedback is interpreted as the beam corresponding to the beam measurement reference signal is not recommended. That is, the PSFCH format 0 carries the beam information through ACK information or NACK information; the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal; the NACK information is used Instructing the first terminal not to recommend the beam corresponding to the reference signal.
  • a PSSCH transmission carries Beam measurement reference signals in four directions.
  • the Beam measurement reference signals in each direction are associated with a PSFCH.
  • the label A indicates RS#1 and the label B RS#2 is shown
  • RS#3 is shown by C
  • RS#4 is shown by D
  • PSFCH shown by label 1 is associated with RS#1
  • PSFCH shown by label 2 is associated with RS#2
  • PSFCH shown by label 3 is associated with RS#2.
  • the PSFCH shown is associated with RS#3, and the PSFCH shown with reference number 4 is associated with RS#4.
  • Case 1-2 According to the PSSCH transmission resources, a corresponding PSFCH resource set is obtained. According to the number of beam directions (or the number of beams), the PSFCH resource set is divided into multiple resource sub-sets. The beam information in each beam direction The feedback uses the PSFCH resource subset associated with the beam direction. That is, in the case where the at least one PSFCH resource set includes one PSFCH resource set, the PSFCH resource set includes multiple PSFCH resource subsets, each PSFCH resource subset corresponds to a beam direction, and the target resource is the Resources in a first PSFCH resource subset among multiple PSFCH resource subsets, where the first PSFCH resource subset corresponds to the beam direction of the beam.
  • the PSFCH resource set is determined from the PSFCH occasion corresponding to the PSSCH transmission resource.
  • the PSFCH resource set is divided into multiple PSFCH resource subsets, and each beam direction is associated with one PSFCH resource subset. Examples of dividing PSFCH resource subsets are as follows:
  • Example #1 The PRBs occupied by the PSFCH resource set are divided into multiple PRB sets, and each PRB set corresponds to the PSFCH resource subset. For example, 1st PRB-kth PRB is the first resource subset, (k+1)th PRB –2*k th PRB is the second resource sub-collection...and so on.
  • Example #2 The PSFCH resources in the PSFCH resource set are numbered, and the PSFCH resource sub-sets are divided according to the number. For example, 1st PSFCH-kth PSFCH is the first resource sub-set, and (k+1)th PSFCH–2*k th PSFCH is A second collection of resources...and so on.
  • the PSFCH resources in the PSFCH resource subset are numbered (for example, according to the sequential numbering of the frequency domain first and then the code domain), and the number of the transmitted PSFCH is determined according to preset rules.
  • PSFCH resources numbered ((K+O)mod(Z*Y)) are used for PSFCH transmission
  • K is the source address associated with PSSCH transmission
  • Z*Y is the number of PSFCH resources in the PSFCH resource subset of the group.
  • O is the preset offset.
  • a PSSCH transmission carries Beam measurement reference signals in four directions.
  • the Beam measurement reference signals in each direction are associated with a PSFCH resource subset.
  • Each PSFCH resource subset includes multiple PSFCH resources, as shown in Figure As shown in 3d, the PSFCH resource subset represented by label 5 is associated with RS#1, the PSFCH resource subset represented by label 6 is associated with RS#2, the PSFCH resource subset represented by label 7 is associated with RS#3, and the PSFCH resource subset represented by label 8 is associated with RS#3.
  • a subset of PSFCH resources is associated with RS#4.
  • Case 3 (Pre-)Configure multiple PSFCH resource sets, and the beam information feedback in each beam direction uses the PSFCH resource set associated with the beam direction.
  • the number of (pre)configured PSFCH resource sets is not less than the maximum value of the number of beam directions (/number of beams). That is, the at least one PSFCH resource set includes multiple PSFCH
  • each PSFCH resource set corresponds to a beam direction
  • the target resource is a resource in a first PSFCH resource set among the plurality of PSFCH resource sets.
  • the first PSFCH resource set is consistent with the beam direction. Corresponding beam direction.
  • the PSFCH resources in the PSFCH resource set are numbered (for example, according to the sequential numbering of the frequency domain first and then the code domain), and the number of the transmitted PSFCH is determined according to a preset rule.
  • PSFCH resources numbered ((K+O)mod(Z*Y)) are used for PSFCH transmission
  • K is the source address associated with PSSCH transmission
  • Z*Y is the number of PSFCH resources in the set of PSFCH resources.
  • O is the preset offset.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and the beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries the first measurement information, and the first measurement The information is measurement information obtained based on a first reference signal, which is any reference signal among multiple beam measurement reference signals, and the first PSFCH transmission is related to the first PSSCH carrying the first reference signal. Transmission correspondence.
  • each PSSCH transmission carries a Beam measurement reference signal in one direction.
  • the Beam measurement reference signal in each direction is associated with a PSFCH resource.
  • the PSFCH resource subset represented by label 9 is associated with RS#1
  • the PSFCH resource subset represented by label 10 is associated with RS#2
  • the PSFCH resource subset represented by label 11 is associated with RS#3
  • the PSFCH resource subset represented by label 12 is associated with RS#3.
  • the subset of PSFCH resources shown is associated with RS#4.
  • the plurality of PSSCHs are located before the PSFCH occasion and at least X5 time units in advance to ensure that enough training beams are sent before the PSFCH. That is, the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the first terminal sends beam information to the second terminal, including:
  • the first terminal sends beam information and first information to the second terminal.
  • the first information is used to indicate at least one of HARQ-automatic repeat request (ARQ) feedback information and conflict feedback information.
  • ARQ HARQ-automatic repeat request
  • Item 1 the beam information is carried in the second PSFCH transmission, and the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource.
  • the PSFCH fed back by Beam and the PSFCH fed back by HARQ-ACK/conflict can share PSFCH resources to save PSFCH resource overhead. .
  • the beam information and the first information adopt joint coding.
  • Beam feedback and HARQ-ACK/conflict feedback can be jointly coded.
  • the third PSFCH transmission is sent first.
  • the information carried by the PSFCH resource is beam direction + ACK, or beam direction + NACK.
  • the information carried by PSFCH resources is beam direction + conflict, or beam direction + no conflict.
  • HARQ-ACK feedback is sent/received first to ensure the reliability of PSSCH transmission.
  • the PSFCH transmission corresponding to the PSSCH transmission with a higher priority among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second The PSSCH transmission corresponds to the second PSFCH transmission, and the third PSSCH transmission corresponds to the third PSFCH transmission.
  • (pre) configure the priority between one/multiple PSFCH feedbacks so that the network can control the importance of various feedbacks
  • the PSFCH corresponding to high PSSCH priority is sent/received first to ensure the performance of high priority services
  • the beam is fed back only when the energy measurement value associated with the new beam is higher than the energy measurement value associated with the previous beam and higher than UdB to avoid redundant beam feedback.
  • U is a positive number. That is, in the case where the second PSFCH transmission and the third PSFCH transmission overlap, and the energy measurement value associated with the first beam included in the beam information is greater than the energy measurement value associated with the second beam, the third PSFCH transmission A terminal sends the beam information and the first information to the second terminal; wherein the energy measurement value associated with the second beam is the energy measurement value associated with the first beam when the first terminal determines the first beam association based on the reference signal.
  • Energy Measurement Value The energy measurement value determined previously.
  • the beam information transmission method provided in this embodiment solves the problem of beam alignment and optimizes the beam alignment process. For example, it optimizes the timeliness and/or accuracy of beam alignment, optimizes signaling overhead, etc.
  • this embodiment of the present application provides a beam information transmission method, which includes the following steps:
  • Step 401 The second terminal sends a reference signal for beam measurement to the first terminal;
  • Step 402 The second terminal receives the beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use
  • the second indication information is used to indicate that the beam is not expected to be used by the second terminal;
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the second terminal receives the beam information sent by the first terminal, including:
  • the second terminal receives the beam information sent by the first terminal within X1 time units after one of the PSSCH resources among the plurality of PSSCH resources, where X1 is a positive integer.
  • the second terminal sends a reference signal for beam measurement to the first terminal, including:
  • the second terminal sends the second CSI-RS within X2 time units after sending the first CSI-RS:
  • the first CSI-RS is used by the first terminal to obtain CQI and/or RI
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain CQI and/or RI;
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • X2 is a positive integer.
  • the reference signal includes a first CSI-RS and a second CSI-RS, and the second CSI-RS is sent within X2 time units after the first CSI-RS is sent.
  • X2 is a positive integer
  • the second terminal receives the beam information sent by the first terminal, including:
  • the second terminal receives the first reporting information and the second reporting information sent by the first terminal, wherein the first reporting information includes measurement information obtained by the first terminal based on the first CSI-RS, The second reported information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reporting information includes a first CQI and/or a first RI
  • the second reporting information includes second beam information
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the first reporting information includes the first CQI and/or the first RI
  • the second reporting information includes the second beam information
  • the second beam information includes a second CQI and/or a second RI
  • the second CQI and/or the second RI and the first CQI and/or the first RI are carried in different signaling. send;
  • the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI
  • the first beam information includes the first CQI and/or the The first RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling
  • the first reporting information includes first beam information and the second reporting information includes second beam information
  • the first beam information includes the first CQI and/or the first RI
  • the second beam information includes the second CQI and/or the second RI
  • the first CQI and/or the first RI and the second CQI and/or The second RI is carried and sent in different signaling.
  • the number corresponding to the same beam number used to send the reference signal is The direction of the beams is the same.
  • the reference signal is carried in multiple PSSCH transmissions sent by the second terminal.
  • the beam information satisfies at least one of the following:
  • the beam information is carried in the PSSCH transmission sent by the first terminal;
  • Beam information is carried in Msg.2;
  • the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • the reference signal includes a beam measurement reference signal in at least one beam direction
  • the reference signal is carried in a PSSCH transmission
  • the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission. middle.
  • the PSSCH transmission resources for PSSCH transmission correspond to at least one PSFCH resource set, and the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission, and the beam information is carried in the In target PSFCH transmission, the target resource is determined according to one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • the PSFCH resource set when the at least one PSFCH resource set includes one PSFCH resource set, the PSFCH resource set includes multiple PSFCH resource subsets, and each PSFCH resource subset corresponds to a beam direction,
  • the target resources are resources in a first PSFCH resource subset among the plurality of PSFCH resource subsets, and the first PSFCH resource subset corresponds to the beam direction of the beam.
  • each PSFCH resource set corresponds to a beam direction
  • the target resource is one of the multiple PSFCH resource sets. Resources in the first PSFCH resource set, where the first PSFCH resource set corresponds to the beam direction of the beam.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, and the distance between the target resource and the PSSCH transmission resource is greater than X4 time units , X4 time units are greater than or equal to the time for the first terminal to perform beam measurement based on the reference signal, and X4 is a positive integer.
  • different PSFCH resources in the PSFCH resource set have different numbers, different beam directions correspond to different numbered PSFCH resources, and the number of the target resource corresponds to the beam direction of the beam.
  • the reference signal includes a beam measurement reference signal in one beam direction, so The reference signal is carried in a PSSCH transmission, and the beam information is carried in PSFCH format 0.
  • the PSFCH format 0 carries the beam information through ACK information or NACK information;
  • the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal
  • the NACK information is used to indicate that the first terminal does not recommend the beam corresponding to the reference signal.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries first measurement information.
  • the first measurement information is measurement information obtained based on a first reference signal.
  • the first reference signal is any one of a plurality of beam measurement reference signals.
  • the third A PSFCH transmission corresponds to the first PSSCH transmission carrying the first reference signal.
  • the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the second terminal receives the beam information sent by the first terminal, including:
  • the second terminal receives the beam information and the first information sent by the first terminal, the first information is used to indicate at least one of HARQ-ARQ feedback information and conflict feedback information, and the beam information is carried in the first In the second PSFCH transmission, the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource
  • the beam information and the first information adopt joint coding
  • the PSFCH transmission with a higher priority among the second PSFCH transmission and the third PSFCH transmission is sent first;
  • the PSFCH transmission corresponding to the higher priority PSSCH transmission among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second PSSCH transmission is the same as that of the third PSFCH transmission.
  • the second PSFCH transmission corresponds to the third PSFCH transmission and the third PSFCH transmission corresponds to the third PSFCH transmission.
  • the second terminal receives the beam information and the first information sent by the first terminal, including:
  • the second terminal Receive the beam information and the first information sent by the first terminal;
  • the energy measurement value associated with the second beam is the energy measurement value determined by the first terminal before determining the energy measurement value associated with the first beam according to the reference signal.
  • the embodiment shown in Figure 4 is an embodiment of the second terminal, and has a corresponding relationship with the embodiment of the first terminal shown in Figure 2.
  • the information received by the first terminal is sent by the second terminal, therefore, the first terminal
  • the first terminal For relevant technical features in the embodiment of the second terminal, please refer to the records of the first terminal for details, and will not be described again here.
  • the beam information transmission method provided by the embodiments of the present application can be executed by a beam information transmission device.
  • the beam information transmission device executed by the beam information transmission method is used as an example to illustrate the beam information transmission device provided by the embodiments of the present application.
  • the beam information transmission device 500 includes:
  • the receiving module 501 is used to receive the reference signal sent by the second terminal for beam measurement
  • the sending module 502 is configured to send beam information to the second terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use
  • the second indication information is used to indicate that the beam is not expected to be used by the second terminal;
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the sending module 502 is configured to send beam information to the second terminal within X1 time units after one of the PSSCH resources among the plurality of PSSCH resources, where X1 is a positive integer.
  • the reference signal includes a first CSI-RS and a second CSI-RS.
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent, and X2 is a positive integer. ;
  • the sending module 502 is configured to send first reporting information and second reporting information to the second terminal, where the first reporting information includes measurements obtained by the first terminal based on the first CSI-RS.
  • Information, the second reported information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reporting information includes a first CQI and/or a first RI
  • the second reporting information includes second beam information
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the first reporting information includes the first CQI and/or the first RI
  • the second reporting information includes the second beam information
  • the second beam information includes a second CQI and/or a second RI
  • the second CQI and/or the second RI and the first CQI and/or the first RI are carried and sent in different signaling
  • the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI
  • the first beam information includes the first CQI and/or the The first RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling
  • the first reporting information includes first beam information and the second reporting information includes second beam information
  • the first beam information includes the first CQI and/or the first RI
  • the second beam information includes the second CQI and/or the second RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI carry Sent in different signaling
  • the number corresponding to the same beam number used to send the reference signal is The direction of the beams is the same.
  • the reference signal is carried in multiple PSSCH transmissions sent by the second terminal.
  • the beam information satisfies at least one of the following:
  • the beam information is carried in the PSSCH transmission sent by the first terminal;
  • Beam information is carried in Msg.2;
  • the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • the sending module 502 is configured to send beam information to the second terminal after receiving M PSSCH transmissions when the reference signal is carried in the multiple PSSCH transmissions, where M is less than Or equal to the total number of multiple PSSCH transmissions, M is a positive integer.
  • the reference signal includes a beam measurement reference signal in at least one beam direction, the reference signal is carried in a PSSCH transmission, and the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission.
  • the PSSCH transmission resources of the PSSCH transmission correspond to at least one PSFCH resource set, the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission, and the beam information is carried in the target PSFCH transmission,
  • the target resource is determined based on one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • the PSFCH resource set includes multiple PSFCH resource subsets, each PSFCH resource subset corresponds to a beam direction, and the target resource is Resources in a first PSFCH resource subset among the plurality of PSFCH resource subsets, where the first PSFCH resource subset corresponds to the beam direction of the beam.
  • each PSFCH resource set corresponds to a beam direction
  • the target resource is the first PSFCH resource set among the multiple PSFCH resource sets.
  • the first PSFCH resource set corresponds to the beam direction of the beam.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, and the distance between the target resource and the PSSCH transmission resource is greater than X4 time units, X4 time units Greater than or equal to the time when the first terminal performs beam measurement based on the reference signal, X4 is a positive integer.
  • different PSFCH resources in the PSFCH resource set have different numbers and different beam directions.
  • the number of the target resource corresponds to the beam direction of the beam.
  • the reference signal includes a beam measurement reference signal in a beam direction
  • the reference signal is carried in a PSSCH transmission
  • the beam information is carried in PSFCH format 0.
  • the PSFCH format 0 carries the beam information through ACK information or NACK information;
  • the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal
  • the NACK information is used to indicate that the first terminal does not recommend the beam corresponding to the reference signal.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries first measurement information.
  • the first measurement information is measurement information obtained based on a first reference signal.
  • the first reference signal is any one of a plurality of beam measurement reference signals.
  • the third A PSFCH transmission corresponds to the first PSSCH transmission carrying the first reference signal.
  • the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the sending module 502 includes a sending sub-module, configured to send beam information and first information to the second terminal, where the first information is used to indicate HARQ-ARQ feedback information and conflict feedback information. At least one item: the beam information is carried in the second PSFCH transmission, and the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource
  • the beam information and the first information adopt joint coding
  • the PSFCH transmission with a higher priority among the second PSFCH transmission and the third PSFCH transmission is sent first;
  • the PSFCH transmission corresponding to the higher priority PSSCH transmission among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second PSSCH transmission is the same as that of the third PSFCH transmission.
  • the second PSFCH transmission corresponds to the third PSFCH transmission and the third PSFCH transmission corresponds to the third PSFCH transmission.
  • the sending submodule is configured to transmit when there is overlap between the second PSFCH transmission and the third PSFCH transmission, and the energy measurement value associated with the first beam included in the beam information is greater than the energy measurement value associated with the second beam. If the value is , send the beam information and the first information to the second terminal;
  • the energy measurement value associated with the second beam is the energy measurement value determined by the first terminal before determining the energy measurement value associated with the first beam according to the reference signal.
  • the beam information transmission device 500 provided by the embodiment of the present application can implement each process implemented by the method embodiment of Figures 2 to 3e, and achieve the same technical effect. To avoid duplication, the details will not be described here.
  • the beam information transmission device 600 includes:
  • the receiving module 602 is configured to receive beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use
  • the second indication information is used to indicate that the beam is not expected to be used by the second terminal;
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the receiving module 602 is configured to receive the beam information sent by the first terminal within X1 time units after one of the PSSCH resources among the plurality of PSSCH resources, where X1 is a positive integer.
  • the sending module 601 is used for:
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent:
  • the first CSI-RS is used by the first terminal to obtain CQI and/or RI
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain CQI and/or RI;
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • X2 is a positive integer.
  • the reference signal includes a first CSI-RS and a second CSI-RS.
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent, and X2 is a positive integer. ;
  • the receiving module 602 is configured to receive first reporting information and second reporting information sent by the first terminal, wherein the first reporting information includes the first reporting information obtained by the first terminal based on the first CSI-RS. Measurement information, the second reporting information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reporting information includes a first CQI and/or a first RI
  • the second reporting information includes second beam information
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the first reporting information includes the first CQI and/or the first RI
  • the second reporting information includes the second beam information
  • the second beam information includes a second CQI and/or a second RI
  • the second CQI and/or the second RI and the first CQI and/or the first RI are carried and sent in different signaling
  • the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI
  • the first beam information includes the first CQI and/or the The first RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling
  • the first reporting information includes first beam information and the second reporting information includes second beam information
  • the first beam information includes the first CQI and/or the first RI
  • the second beam information includes the second CQI and/or the second RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI carry Sent in different signaling
  • the number corresponding to the same beam number used to send the reference signal is The direction of the beams is the same.
  • the reference signal is carried in multiple PSSCH transmissions sent by the second terminal.
  • the beam information satisfies at least one of the following:
  • the beam information is carried in the PSSCH transmission sent by the first terminal;
  • Beam information is carried in Msg.2;
  • the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • the reference signal includes a beam measurement reference signal in at least one beam direction, the reference signal is carried in a PSSCH transmission, and the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission.
  • the PSSCH transmission resources of the PSSCH transmission correspond to at least one PSFCH resource set, the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission, and the beam information is carried in the target PSFCH transmission,
  • the target resource is determined based on one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • the PSFCH resource set includes multiple PSFCH resource subsets, each PSFCH resource subset corresponds to a beam direction, and the target resource is Resources in a first PSFCH resource subset among the plurality of PSFCH resource subsets, where the first PSFCH resource subset corresponds to the beam direction of the beam.
  • each PSFCH resource set corresponds to a beam direction
  • the target resource is the first PSFCH resource set among the multiple PSFCH resource sets.
  • the first PSFCH resource set corresponds to the beam direction of the beam.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, and the distance between the target resource and the PSSCH transmission resource is greater than X4 time units, X4 time units Greater than or equal to the time when the first terminal performs beam measurement based on the reference signal, X4 is a positive integer.
  • different PSFCH resources in the PSFCH resource set have different numbers, different beam directions correspond to different numbered PSFCH resources, and the number of the target resource corresponds to the beam direction of the beam.
  • the reference signal includes a beam measurement reference signal in a beam direction
  • the reference signal is carried in a PSSCH transmission
  • the beam information is carried in PSFCH format 0.
  • the PSFCH format 0 carries the beam information through ACK information or NACK information;
  • the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal
  • the NACK information is used to indicate that the first terminal does not recommend the beam corresponding to the reference signal.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries first measurement information.
  • the first measurement information is measurement information obtained based on a first reference signal.
  • the first reference signal is any one of a plurality of beam measurement reference signals.
  • the third A PSFCH transmission corresponds to the first PSSCH transmission carrying the first reference signal.
  • the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the receiving module 602 includes a receiving sub-module, configured to receive beam information and first information sent by the first terminal, where the first information is used to indicate at least one of HARQ-ARQ feedback information and conflict feedback information.
  • the beam information is carried in the second PSFCH transmission, and the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource
  • the beam information and the first information adopt joint coding
  • the PSFCH transmission with a higher priority among the second PSFCH transmission and the third PSFCH transmission is sent first;
  • the PSFCH transmission corresponding to the higher priority PSSCH transmission among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second PSSCH transmission is the same as that of the third PSFCH transmission.
  • the second PSFCH transmission corresponds to the third PSFCH transmission and the third PSFCH transmission corresponds to the third PSFCH transmission.
  • the receiving submodule is configured to perform an overlapping operation when the second PSFCH transmission and the third PSFCH transmission overlap, and the energy measurement value associated with the first beam included in the beam information is greater than the energy measurement value associated with the second beam. value, receiving the beam information and the first information sent by the first terminal; wherein the energy measurement value associated with the second beam is the first terminal when determining the first information based on the reference signal.
  • An energy measurement associated with a beam is a previously determined energy measurement.
  • the beam information transmission device 500 and the beam information transmission device 600 in the embodiment of the present application may be electronic equipment, such as an electronic equipment with an operating system, or may be components in electronic equipment, such as integrated circuits or chips.
  • the electronic device may be a terminal or other devices other than the terminal.
  • terminals may include but are not limited to the types of terminals 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in the embodiment of this application.
  • this embodiment of the present application also provides a communication device 700, which includes a processor 701 and a memory 702.
  • the memory 702 stores programs or instructions that can be run on the processor 701, such as , when the communication device 700 is a terminal, when the program or instruction is executed by the processor 701, each step of the beam information transmission method embodiment shown in Figure 2 or Figure 4 is implemented, and the same technical effect can be achieved. I won’t go into details here.
  • Embodiments of the present application also provide a terminal, including a processor and a communication interface.
  • the communication interface is configured to receive a reference signal for beam measurement sent by a second terminal; and send beam information to the second terminal, where the beam information
  • this terminal embodiment corresponds to the above-mentioned first terminal-side method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • the communication interface is used to send a reference signal for beam measurement to the first terminal; and receive beam information sent by the first terminal, where the beam information is information obtained by performing beam measurement on the reference signal, and the terminal
  • the embodiment corresponds to the above-mentioned second terminal-side method embodiment.
  • Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • Figure 8 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.
  • the terminal 800 includes but is not limited to: a radio frequency unit 801, a network module 802, an audio output unit 803, an input unit 804, a sensor 805, a display unit 806, a user input unit 807, an interface unit 808, a memory 809, a processor 810, etc. At least some parts.
  • the terminal 800 may also include a power supply (such as a battery) that supplies power to various components.
  • the power supply may be logically connected to the processor 810 through a power management system, thereby managing charging, discharging, and power consumption through the power management system. Management and other functions.
  • the terminal structure shown in FIG. 8 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or some components may be combined or arranged differently, which will not be described again here.
  • the input unit 804 may include a graphics processing unit (Graphics Processing Unit, GPU) 8041 and a microphone 8042.
  • the graphics processor 8041 is responsible for the image capture device (GPU) in the video capture mode or the image capture mode. Process the image data of still pictures or videos obtained by cameras (such as cameras).
  • the display unit 806 may include a display panel 8061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 807 includes a touch panel 8071 and at least one of other input devices 8072 .
  • Touch panel 8071 also known as touch screen.
  • the touch panel 8071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 8072 may include but are not limited to physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described again here.
  • the radio frequency unit 801 after receiving downlink data from the network side device, the radio frequency unit 801 can transmit it to the processor 810 for processing; in addition, the radio frequency unit 801 can send uplink data to the network side device.
  • the radio frequency unit 801 includes, but is not limited to, an antenna, amplifier, transceiver, coupler, low noise amplifier, duplexer, etc.
  • Memory 809 may be used to store software programs or instructions as well as various data.
  • the memory 809 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required for at least one function (such as a sound playback function, Image playback function, etc.) etc.
  • memory 809 may include volatile memory or nonvolatile memory, or memory 809 may include volatile and nonvolatile memory. Non-volatile memory both.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically removable memory. Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM Double Data Rate SDRAM
  • DDRSDRAM double data rate synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM enhanced synchronous dynamic random access memory
  • Synch link DRAM synchronous link dynamic random access memory
  • SLDRAM direct memory bus
  • the processor 810 may include one or more processing units; optionally, the processor 810 integrates an application processor and a modem processor, where the application processor mainly handles operations related to the operating system, user interface, application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the above modem processor may not be integrated into the processor 810.
  • the radio frequency unit 801 is configured to receive a reference signal for beam measurement sent by a second terminal, and send beam information to the second terminal, where the beam information is used to perform beam measurement on the reference signal. information obtained.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use
  • the second indication information is used to indicate that the beam is not expected to be used by the second terminal;
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the radio frequency unit 801 is also configured to send beam information to the second terminal within X1 time units after one of the plurality of PSSCH resources, where X1 is a positive integer.
  • the reference signal includes a first CSI-RS and a second CSI-RS.
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent, and X2 is a positive integer. ;
  • the radio frequency unit 801 is also configured to send first reporting information and second reporting information to the second terminal, where the first reporting information includes measurement information obtained by the first terminal based on the first CSI-RS. , the second reported information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reporting information includes a first CQI and/or a first RI
  • the second reporting information includes second beam information
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the second reporting information when the first reporting information includes the first CQI and/or the first RI, the second reporting information
  • the information includes the second beam information
  • the second beam information includes a second CQI and/or a second RI
  • the second CQI and/or the second RI are the same as the first CQI. and/or the first RI is carried and sent in different signaling;
  • the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI
  • the first beam information includes the first CQI and/or the The first RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling
  • the first reporting information includes first beam information and the second reporting information includes second beam information
  • the first beam information includes the first CQI and/or the first RI
  • the second beam information includes the second CQI and/or the second RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI carry Sent in different signaling
  • the number corresponding to the same beam number used to send the reference signal is The direction of the beams is the same.
  • the reference signal is carried in multiple PSSCH transmissions sent by the second terminal.
  • the beam information satisfies at least one of the following:
  • the beam information is carried in the PSSCH transmission sent by the first terminal;
  • Beam information is carried in Msg.2;
  • the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • the radio frequency unit 801 is also configured to send beam information to the second terminal after receiving M PSSCH transmissions when the reference signal is carried in the multiple PSSCH transmissions, where, M Less than or equal to the total number of multiple PSSCH transmissions, M is a positive integer.
  • the reference signal includes a beam measurement reference signal in at least one beam direction, the reference signal is carried in a PSSCH transmission, and the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission.
  • the PSSCH transmission resources of the PSSCH transmission correspond to at least one PSFCH resource set, the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission, and the beam information is carried in the target PSFCH transmission,
  • the target resource is determined based on one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • the PSFCH resource set includes multiple PSFCH resource subsets, each PSFCH resource subset corresponds to a beam direction, and the target resource is Resources in a first PSFCH resource subset among the plurality of PSFCH resource subsets, where the first PSFCH resource subset corresponds to the beam direction of the beam.
  • each The PSFCH resource set corresponds to one beam direction
  • the target resource is a resource in a first PSFCH resource set among the plurality of PSFCH resource sets
  • the first PSFCH resource set corresponds to the beam direction of the beam.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, and the distance between the target resource and the PSSCH transmission resource is greater than X4 time units, X4 time units Greater than or equal to the time when the first terminal performs beam measurement based on the reference signal, X4 is a positive integer.
  • different PSFCH resources in the PSFCH resource set have different numbers, different beam directions correspond to different numbered PSFCH resources, and the number of the target resource corresponds to the beam direction of the beam.
  • the reference signal includes a beam measurement reference signal in a beam direction
  • the reference signal is carried in a PSSCH transmission
  • the beam information is carried in PSFCH format 0.
  • the PSFCH format 0 carries the beam information through ACK information or NACK information;
  • the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal
  • the NACK information is used to indicate that the first terminal does not recommend the beam corresponding to the reference signal.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries first measurement information.
  • the first measurement information is measurement information obtained based on a first reference signal.
  • the first reference signal is any one of a plurality of beam measurement reference signals.
  • the third A PSFCH transmission corresponds to the first PSSCH transmission carrying the first reference signal.
  • the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the radio frequency unit 801 is also configured to send beam information and first information to the second terminal, where the first information is used to indicate at least one of HARQ-ARQ feedback information and conflict feedback information.
  • the beam information is carried in the second PSFCH transmission, and the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource
  • the beam information and the first information adopt joint coding
  • the PSFCH transmission with a higher priority among the second PSFCH transmission and the third PSFCH transmission is sent first;
  • the PSFCH transmission corresponding to the higher priority PSSCH transmission among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second PSSCH transmission is the same as that of the third PSFCH transmission.
  • the second PSFCH transmission corresponds to the third PSFCH transmission and the third PSFCH transmission corresponds to the third PSFCH transmission.
  • the radio frequency unit 801 is also configured to overlap when the second PSFCH transmission and the third PSFCH transmission overlap, and the energy measurement value associated with the first beam included in the beam information is greater than the energy associated with the second beam. Measurements In the case of, sending the beam information and the first information to the second terminal;
  • the energy measurement value associated with the second beam is the energy measurement value determined by the first terminal before determining the energy measurement value associated with the first beam according to the reference signal.
  • the terminal 800 can implement various steps implemented by the first terminal in the embodiment shown in Figure 2. For details, please refer to the records in the embodiment shown in Figure 2, which will not be described again here.
  • the radio frequency unit 801 is configured to send a reference signal for beam measurement to the first terminal, and receive beam information sent by the first terminal, where the beam information is performed on the reference signal. information obtained by measurement.
  • the beam information includes at least one of the following:
  • the first indication information is used to indicate the beam that the second terminal is expected to use
  • the second indication information is used to indicate that the beam is not expected to be used by the second terminal;
  • the reference signal includes CSI-RS, and the CSI-RS is mapped to multiple PSSCH resources for transmission;
  • the radio frequency unit 801 is also configured to receive the beam information sent by the first terminal within X1 time units after one of the PSSCH resources among the plurality of PSSCH resources, where X1 is a positive integer.
  • the radio frequency unit 801 is also used for:
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent:
  • the first CSI-RS is used by the first terminal to obtain CQI and/or RI
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain CQI and/or RI;
  • the first CSI-RS is used by the first terminal to obtain first beam information
  • the second CSI-RS is used by the first terminal to obtain second beam information
  • X2 is a positive integer.
  • the reference signal includes a first CSI-RS and a second CSI-RS.
  • the second CSI-RS is sent within X2 time units after the first CSI-RS is sent, and X2 is a positive integer. ;
  • the radio frequency unit 801 is also configured to receive first reporting information and second reporting information sent by the first terminal, where the first reporting information includes measurements obtained by the first terminal based on the first CSI-RS. Information, the second reported information includes measurement information obtained by the first terminal based on the second CSI-RS;
  • the first reported information and the second reported information satisfy one of the following:
  • the first reporting information includes a first CQI and/or a first RI
  • the second reporting information includes second beam information
  • the first reporting information includes first beam information, and the second reporting information includes a second CQI and/or a second RI;
  • the first reporting information includes first beam information
  • the second reporting information includes second beam information
  • the first reporting information includes the first CQI and/or the first RI
  • the second reporting information includes the second beam information
  • the second beam information includes a second CQI and/or a second RI
  • the second CQI and/or the second RI and the first CQI and/or the first RI are carried and sent in different signaling
  • the first reporting information includes the first beam information and the second reporting information includes the second CQI and/or the second RI
  • the first beam information includes the first CQI and/or the The first RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI are carried and sent in different signaling
  • the first reporting information includes first beam information and the second reporting information includes second beam information
  • the first beam information includes the first CQI and/or the first RI
  • the second beam information includes the second CQI and/or the second RI
  • the first CQI and/or the first RI and the second CQI and/or the second RI carry Sent in different signaling
  • the number corresponding to the same beam number used to send the reference signal is The direction of the beams is the same.
  • the reference signal is carried in multiple PSSCH transmissions sent by the second terminal.
  • the beam information satisfies at least one of the following:
  • the beam information is carried in the PSSCH transmission sent by the first terminal;
  • Beam information is carried in Msg.2;
  • the beam information is sent within X3 time units after the reference signal is sent, and X3 is a positive integer.
  • the reference signal includes a beam measurement reference signal in at least one beam direction, the reference signal is carried in a PSSCH transmission, and the beam information is carried in a PSFCH transmission corresponding to the PSSCH transmission.
  • the PSSCH transmission resources of the PSSCH transmission correspond to at least one PSFCH resource set, the at least one PSFCH resource set includes target resources for transmitting target PSFCH transmission, and the beam information is carried in the target PSFCH transmission,
  • the target resource is determined based on one of the following:
  • the beam direction of the beam in the beam information is the beam direction of the beam in the beam information.
  • the PSFCH resource set includes multiple PSFCH resource subsets, each PSFCH resource subset corresponds to a beam direction, and the target resource is Resources in a first PSFCH resource subset among the plurality of PSFCH resource subsets, where the first PSFCH resource subset corresponds to the beam direction of the beam.
  • each PSFCH resource set corresponds to a beam direction
  • the target resource is the first PSFCH resource set among the multiple PSFCH resource sets.
  • the first PSFCH resource set corresponds to the beam direction of the beam.
  • the target resource is the PSFCH resource after the PSSCH transmission resource in the PSFCH resource set, and the distance between the target resource and the PSSCH transmission resource is greater than X4 time units, X4 time units Greater than or equal to the time when the first terminal performs beam measurement based on the reference signal, X4 is a positive integer.
  • different PSFCH resources in the PSFCH resource set have different numbers, different beam directions correspond to different numbered PSFCH resources, and the number of the target resource corresponds to the beam direction of the beam.
  • the reference signal includes a beam measurement reference signal in a beam direction
  • the reference signal is carried in a PSSCH transmission
  • the beam information is carried in PSFCH format 0.
  • the PSFCH format 0 carries the beam information through ACK information or NACK information;
  • the ACK information is used to instruct the first terminal to recommend the beam corresponding to the reference signal
  • the NACK information is used to indicate that the first terminal does not recommend the beam corresponding to the reference signal.
  • the reference signal includes beam measurement reference signals in multiple beam directions, and beam measurement reference signals in different beam directions are carried in different PSSCH transmissions;
  • the first PSFCH transmission carries first measurement information.
  • the first measurement information is measurement information obtained based on a first reference signal.
  • the first reference signal is any one of a plurality of beam measurement reference signals.
  • the third A PSFCH transmission corresponds to the first PSSCH transmission carrying the first reference signal.
  • the first PSSCH transmission is earlier than the first PSFCH transmission by X5 time units, and X5 is a positive integer.
  • the radio frequency unit 801 is also configured to receive beam information and first information sent by the first terminal, where the first information is used to indicate at least one of HARQ-ARQ feedback information and conflict feedback information, so The beam information is carried in the second PSFCH transmission, and the first information is carried in the third PSFCH transmission.
  • the second PSFCH transmission and the third PSFCH transmission satisfy at least one of the following:
  • the second PSFCH transmission and the third PSFCH transmission share the same PSFCH resource
  • the beam information and the first information adopt joint coding
  • the PSFCH transmission with a higher priority among the second PSFCH transmission and the third PSFCH transmission is sent first;
  • the PSFCH transmission corresponding to the higher priority PSSCH transmission among the second PSSCH transmission and the third PSSCH transmission is sent first, and the second PSSCH transmission is the same as that of the third PSFCH transmission.
  • the second PSFCH transmission corresponds to the third PSFCH transmission and the third PSFCH transmission corresponds to the third PSFCH transmission.
  • the radio frequency unit 801 is also configured to overlap when the second PSFCH transmission and the third PSFCH transmission overlap, and the energy measurement value associated with the first beam included in the beam information is greater than the energy associated with the second beam.
  • the beam information and the first information sent by the first terminal are received; wherein the energy measurement value associated with the second beam is determined by the first terminal according to the reference signal.
  • Energy measurement associated with the first beam The previously determined energy measurement.
  • the terminal 800 can implement various steps implemented by the second terminal in the embodiment shown in Figure 4. For details, please refer to the records in the embodiment shown in Figure 4, which will not be described again here.
  • Embodiments of the present application also provide a readable storage medium, which stores a program or instructions.
  • the program or instructions are executed by a processor, the beam information transmission method shown in Figure 2 or Figure 4 is implemented.
  • Each process in the example can achieve the same technical effect. To avoid repetition, we will not repeat it here.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium includes computer readable storage media, such as computer read-only memory ROM, random access memory RAM, magnetic disk or optical disk, etc.
  • An embodiment of the present application further provides a chip.
  • the chip includes a processor and a communication interface.
  • the communication interface is coupled to the processor.
  • the processor is used to run programs or instructions to implement what is shown in Figure 2 or Figure 4.
  • Each process of the embodiment of the beam information transmission method shown above can achieve the same technical effect. To avoid duplication, it will not be described again here.
  • chips mentioned in the embodiments of this application may also be called system-on-chip, system-on-a-chip, system-on-chip or system-on-chip, etc.
  • Embodiments of the present application further provide a computer program/program product.
  • the computer program/program product is stored in a storage medium.
  • the computer program/program product is executed by at least one processor to implement the above beam information transmission method.
  • Each process in the example can achieve the same technical effect. To avoid repetition, we will not repeat it here.
  • An embodiment of the present application also provides a communication system, including: a first terminal and a second terminal.
  • the first terminal can be used to perform the steps of the beam information transmission method of the embodiment shown in Figure 2 above.
  • the second terminal can To execute the steps of the beam information transmission method in the embodiment shown in Figure 4 above.
  • the methods of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. implementation.
  • the technical solution of the present application can be embodied in the form of a computer software product that is essentially or contributes to the existing technology.
  • the computer software product is stored in a storage medium (such as ROM/RAM, disk , CD), including several instructions to cause a terminal (which can be a mobile phone, computer, server, air conditioner, or network device, etc.) to execute the methods described in various embodiments of this application.

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

Abstract

La présente demande concerne des procédés de transmission d'informations de faisceau et un dispositif associé, appartenant au domaine technique des communications. Un procédé de transmission d'informations de faisceau dans les modes de réalisation de la présente demande comprend les étapes suivantes : un premier terminal reçoit un signal de référence envoyé par un second terminal et utilisé pour une mesure de faisceau ; et le premier terminal envoie des informations de faisceau au second terminal, les informations de faisceau étant des informations obtenues par réalisation d'une mesure de faisceau sur le signal de référence.
PCT/CN2023/096004 2022-05-25 2023-05-24 Procédés de transmission d'informations de faisceau et dispositif associé WO2023227021A1 (fr)

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CN202210580947.9 2022-05-25
CN202210580947.9A CN117177217A (zh) 2022-05-25 2022-05-25 波束信息传输方法及相关设备

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Citations (6)

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Publication number Priority date Publication date Assignee Title
CN110418307A (zh) * 2018-04-26 2019-11-05 华为技术有限公司 一种用于无线通信的方法、装置
CN110831047A (zh) * 2018-08-10 2020-02-21 成都华为技术有限公司 波束测量的方法和装置
US20210014848A1 (en) * 2019-10-04 2021-01-14 Alexei Davydov Ue configured for joint activation of tci states and spatial relation info on multiple component carriers
CN113424457A (zh) * 2019-02-15 2021-09-21 现代自动车株式会社 用于管理侧链路通信中的波束的方法和设备
CN113938363A (zh) * 2020-06-29 2022-01-14 中兴通讯股份有限公司 超级小区时频偏测量方法、装置、计算机设备、介质
CN114175718A (zh) * 2019-10-15 2022-03-11 华为技术有限公司 一种传输信道状态信息的方法及装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110418307A (zh) * 2018-04-26 2019-11-05 华为技术有限公司 一种用于无线通信的方法、装置
CN110831047A (zh) * 2018-08-10 2020-02-21 成都华为技术有限公司 波束测量的方法和装置
CN113424457A (zh) * 2019-02-15 2021-09-21 现代自动车株式会社 用于管理侧链路通信中的波束的方法和设备
US20210014848A1 (en) * 2019-10-04 2021-01-14 Alexei Davydov Ue configured for joint activation of tci states and spatial relation info on multiple component carriers
CN114175718A (zh) * 2019-10-15 2022-03-11 华为技术有限公司 一种传输信道状态信息的方法及装置
CN113938363A (zh) * 2020-06-29 2022-01-14 中兴通讯股份有限公司 超级小区时频偏测量方法、装置、计算机设备、介质

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