WO2020221157A1 - 信道状态信息的报告方法、接收方法、终端及网络设备 - Google Patents
信道状态信息的报告方法、接收方法、终端及网络设备 Download PDFInfo
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- WO2020221157A1 WO2020221157A1 PCT/CN2020/086982 CN2020086982W WO2020221157A1 WO 2020221157 A1 WO2020221157 A1 WO 2020221157A1 CN 2020086982 W CN2020086982 W CN 2020086982W WO 2020221157 A1 WO2020221157 A1 WO 2020221157A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- 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
Definitions
- the present disclosure relates to the field of communication technology, and in particular to a method for reporting channel state information, a method for receiving, a terminal, and a network device.
- Multi-TRP transmission can increase transmission reliability and throughput performance.
- the terminal can receive the same data or different data from multiple TRPs.
- the terminal feeds back the channel state information (CSI) report corresponding to the TRP to the network device; and the network device can determine the multi-TRP transmission mode of the terminal based on the CSI report fed back by the terminal and send it to the terminal accordingly transfer data.
- CSI channel state information
- the network device can select one TRP from multiple TRPs to transmit data to the terminal; using the Non-Coherent Joint Transmission (NCJT) method as For example, the network device can select at least two TRPs to transmit data to the terminal on the same frequency resources at the same time.
- NJT Non-Coherent Joint Transmission
- the network device can select at least two TRPs to transmit data to the terminal on the same frequency resources at the same time.
- the CSI corresponding to these two TRP transmission modes are very different. Based on the CSI report fed back by the terminal in the related technology, the network device cannot determine the optional TRP transmission mode more accurately, which affects the scheduling of the terminal.
- the embodiments of the present disclosure provide a method for reporting channel state information, a method for receiving, a terminal, and a network device to solve the problem that the network device in the related technology cannot accurately determine the optional TRP transmission mode in a multi-TRP transmission scenario.
- the embodiments of the present disclosure provide a method for reporting channel state information, which is applied to a terminal and includes:
- the target CSI report includes at least one of the following:
- the embodiments of the present disclosure provide a method for receiving channel state information, which is applied to a network device, and includes:
- the target CSI report includes at least one of the following:
- a terminal including:
- the first determining module is used to determine the target CSI report
- the target CSI report includes at least one of the following:
- embodiments of the present disclosure provide a network device, including:
- the second receiving module is configured to receive the target CSI report from the terminal
- the target CSI report includes at least one of the following:
- the embodiments of the present disclosure provide a terminal, including a memory, a processor, and a computer program stored on the memory and running on the processor, wherein the computer program is executed by the processor
- the steps of the foregoing method for reporting channel state information are realized when executed.
- the embodiments of the present disclosure provide a network device, including a memory, a processor, and a computer program stored on the memory and running on the processor, wherein the computer program is processed by the processor.
- the steps of the foregoing method for receiving channel state information are implemented when the device is executed.
- embodiments of the present disclosure provide a computer-readable storage medium on which a computer program is stored, wherein the computer program is executed by a processor to implement the steps of the method for reporting channel state information applied to the terminal , Or the steps of the foregoing method for receiving channel state information applied to a network device.
- the terminal's recommended TRP transmission mode can be notified to the network device, so that in the multi-TRP transmission scenario, the auxiliary network device can determine the optional TRP transmission mode (for example, this optional It can be a better one) to enhance the effectiveness of terminal scheduling.
- FIG. 1 is a flowchart of a method for reporting channel state information according to an embodiment of the disclosure
- FIG. 2 is a flowchart of a method for receiving channel state information according to an embodiment of the disclosure
- FIG. 3 is one of schematic structural diagrams of a terminal according to an embodiment of the disclosure.
- FIG. 4 is one of the schematic structural diagrams of the network device of the embodiment of the disclosure.
- FIG. 5 is the second structural diagram of a terminal according to an embodiment of the disclosure.
- Fig. 6 is a second structural diagram of a network device according to an embodiment of the disclosure.
- the transmission and reception points (TRP) in the embodiments of the present disclosure can be explicitly distinguished by configuring the TRP ID in the protocol, and can also be distinguished by, for example, the associated CSI report configuration identifier (CSI-Report Config ID). ), CSI resource configuration identifier (CSI-Resource Config ID), control resource set identifier (control resource set identifier, CORESET ID) and other implicit distinctions.
- CSI-Report Config ID CSI resource configuration identifier
- control resource set identifier control resource set identifier
- CORESET ID control resource set identifier
- FIG. 1 is a flowchart of a method for reporting channel state information according to an embodiment of the present disclosure. The method is applied to a terminal. As shown in FIG. 1, the method includes the following steps:
- Step 101 Determine the target CSI report.
- the determined target CSI report may include at least one of the following:
- the above TRP set may be a set of all TRPs in the same cell of a network device, or a set of some TRPs in all TRPs in the same cell of a network device, or a set of multiple TRPs belonging to different cells.
- the above TRP set may include one TRP or multiple TRPs.
- the above-mentioned target TRP can be understood as a specific TRP selected by the terminal, that is, a specific TRP selected by the terminal to be recommended to the network device for data transmission.
- the above-mentioned CSI report of the DPS corresponding to the target TRP can be understood as that only the target TRP is the estimated CSI report when the terminal transmits data.
- the target CSI report may include a DPS CSI report corresponding to a target TRP (such as TRP1) in the TRP set.
- the target CSI report may include the CSI report of the DPS corresponding to each target TRP in the plurality of target TRPs in the TRP set.
- the CSI report of the NCJT corresponding to the target TRP can be understood as the part corresponding to the target TRP in the estimated CSI report when the at least two target TRPs transmit data to the terminal in NCJT mode.
- the aforementioned at least two target TRPs can be selected as any two or three target TRPs in the TRP set, which is not limited in the embodiment of the present disclosure.
- the two target TRPs can be TRP1 and TRP2, or TRP2 and TRP4, or TRP3 and TRP5, etc.; and if three target TRPs are selected, the three target TRPs can be TRP1, TRP2, and TRP4, or TRP2, TRP4, and TRP5, or TRP1, TRP3, and TRP5, and so on.
- the CSI report in this embodiment may include but is not limited to at least one of the following:
- Channel state information reference signal resource indicator (CSI-RS Resource Index, CRI);
- Rank indication (Rank Indication, RI);
- Precoding Matrix Indicator Precoding Matrix Indicator, PMI
- CQI Channel Quality Indicator
- Step 102 Feed back the target CSI report.
- the terminal can feed back the target CSI report through uplink channel resources.
- the terminal may send the target CSI report to the corresponding TRP based on the resources configured or indicated by the network device.
- the network equipment can directly transmit data for the terminal according to the TRP transmission mode and TRP corresponding to the target CSI report, or comprehensively consider the CSI reports and business conditions of all candidate terminals, schedule the terminal and select the appropriate TRP transmission The mode and target TRP transmit data for the terminal.
- the terminal's recommended TRP transmission mode can be notified to the network device, so that in the multi-TRP transmission scenario, the auxiliary network device can determine the optional TRP transmission mode (for example, this The optional one can be the better one) to enhance the effectiveness of terminal scheduling.
- the terminal in order to accurately notify the network device of the TRP transmission mode recommended by the terminal, when the terminal feeds back the target CSI report, in addition to feeding back the CSI report corresponding to the target TRP to the network device, it can also indicate that the target CSI report is not included.
- the corresponding indication methods can include at least the following two methods:
- the terminal does not feed back the CSI report corresponding to a certain TRP to the network device, that is, the target CSI report fed back by the terminal does not include the CSI report corresponding to a certain TRP, it will implicitly indicate that the target CSI report does not include the TRP corresponding CSI report to instruct network equipment such as the TRP not to schedule the terminal.
- the target CSI report fed back by the terminal may also include:
- the indication information of each TRP in the first TRP is other TRPs in the TRP set except the target TRP .
- this indication information can be selected as a certain specific content, such as out of range (OOR).
- OOR out of range
- the method before step 101, the method further includes:
- the different TRP transmission methods calculate the CSI corresponding to each TRP in the TRP set; among them, the different TRP transmission methods can be selected as DPS and NCJT;
- the TRP transmission mode recommended by the terminal is its recommended TRP transmission mode determined by the terminal.
- step 101 includes:
- the target CSI report is determined according to the TRP transmission mode recommended by the terminal and the target TRP.
- the TRP transmission mode recommended by the terminal may be DPS mode and/or NCJT mode.
- the terminal can first determine the channel and interference conditions according to the CSI corresponding to each TRP, and then determine the TRP transmission mode and the recommended TRP transmission mode according to the determined channel and interference conditions. Target TRP.
- the terminal since the terminal determines the target CSI report according to its recommended TRP transmission mode and target TRP determined by it, with the help of the target CSI report, the terminal's recommended TRP transmission mode can be notified to the network device.
- the network device in addition to the terminal determining its recommended TRP transmission mode, can also indicate or agree on the protocol to specify the terminal’s recommended TRP transmission mode. NCJT CSI report, or instruct the terminal to report only the CSI report of the DPS corresponding to a certain TRP.
- the TRP transmission mode recommended by the terminal (such as indicated by the network device or agreed upon by the protocol) is: a target TRP in the TRP set (such as TRP1) is for the terminal to transmit data, and other TRPs (such as TRP2) are not for the terminal.
- the corresponding target CSI report obtained may include: the CSI report of the DPS corresponding to TRP1; or include: the CSI report of the DPS corresponding to TRP1 and the indication information of TRP2, the indication information indicating that the target CSI report does not include the CSI corresponding to TRP2 report.
- the TRP transmission mode recommended by the terminal (such as indicated by the network device or agreed upon by the protocol) is: at least two target TRPs in the TRP set (such as two target TRPs, TRP1 and TRP2) are in NCJT mode
- the terminal transmits data, and other TRPs (such as TRP3) do not transmit data for the terminal.
- the corresponding target CSI report obtained may include: the CSI report of the NCJT corresponding to TRP1 and the CSI report of the NCJT corresponding to TRP2; or include: the NCJT corresponding to TRP1
- the method before step 101, the method further includes:
- the first information is resource configuration information or resource indication information; the first information configures or indicates any one of the following:
- each of the uplink channel resources is used to transmit a CSI report corresponding to a TRP; that is, each uplink channel resource corresponds to a TRP;
- One uplink channel resource, and the one uplink channel resource is used to transmit CSI reports corresponding to multiple TRPs.
- the terminal can configure or indicate the uplink channel resource for transmitting the CSI report.
- the foregoing resource configuration information may be sent through a radio resource control (Radio Resource Control, RRC) message.
- RRC Radio Resource Control
- the foregoing resource indication information may be sent through Downlink Control Information (DCI).
- DCI Downlink Control Information
- the foregoing step 102 may include:
- the CSI report corresponding to each target TRP in the target CSI report is transmitted through the first target uplink channel resource, and the first target uplink channel resource corresponds to each target TRP.
- one first target uplink channel resource corresponds to one target TRP.
- the foregoing transmission of the CSI report corresponding to each target TRP in the target CSI report through the first target uplink channel resource can be understood as: on each first target uplink channel resource, respectively transmit the CSI of a target TRP corresponding to the target CSI report report.
- the CSI report of multiple TRP transmission modes (such as DPS CSI report and NCJT CSI report) corresponding to a target TRP is transmitted through an uplink channel resource, it can be in a predetermined order (such as DPS mode first, then NCJT Method) Arrange multiple CSI reports to distinguish the TRP transmission method to which the corresponding CSI report belongs.
- the above step 102 may include:
- the indication information of each TRP in the first TRP is transmitted through the second target uplink channel resource, and the second target uplink channel resource corresponds to each TRP.
- one second target uplink channel resource corresponds to one TRP.
- the foregoing transmission of the indication information of each TRP in the first TRP through the second target uplink channel resource can be understood as: on each second target uplink channel resource, the indication information of a corresponding TRP in the target CSI report is respectively transmitted.
- the indication information of which TRP is transmitted by the uplink channel resource can be implicitly indicated, that is, which TRP is instructed not to schedule the terminal.
- the foregoing step 102 may include:
- the target CSI report is transmitted through the one uplink channel resource.
- the terminal transmits the target CSI report through an uplink channel resource
- the corresponding network device receives the target CSI report
- it cannot determine which target TRPs the target CSI report corresponds to. Therefore, in order to assist the network device in determining the received target CSI report Which target TRPs the target CSI report corresponds to may include TRP information corresponding to the target TRP in the target CSI report.
- the target CSI report fed back by the terminal may further include:
- the target CSI report corresponds to the TRP information of the target TRP.
- the target CSI report may also include: TRP information of the target TRP; and/or, if the target CSI report includes at least two target TRPs
- the CSI report of the NCJT corresponding to each target TRP the target CSI report may also include: TRP information of each target TRP.
- the network device can be assisted in determining which target TRPs the received target CSI report corresponds to, so as to accurately schedule the terminal.
- the target CSI report when the target CSI report includes multiple CSI reports corresponding to multiple target TRPs, and the multiple CSI reports corresponding to multiple target TRPs are transmitted through one uplink channel resource, it can be in a predetermined order (for example, TRP ID is assigned by Sort multiple CSI reports in small to large order. In this way, with the help of the sequence of the CSI reports, it is possible to determine which TRP the corresponding CSI report belongs to, without having to use the TRP information to determine which TRP the corresponding CSI report belongs to.
- TRP ID is assigned by Sort multiple CSI reports in small to large order.
- the CSI report of multiple TRP transmission modes (such as DPS CSI report and NCJT CSI report) corresponding to a target TRP is transmitted through an uplink channel resource, it can be in a predetermined order (such as DPS mode first, then NCJT Method) Arrange multiple CSI reports to distinguish the TRP transmission method to which the corresponding CSI report belongs.
- the above TRP information may include but is not limited to at least one of the following:
- CSI report configuration ID (CSI-Report Config ID), CSI resource configuration ID (CSI-Resource Config ID), control resource set ID (CORESET ID), TRP ID (TRP ID), etc.
- each TRP of the network device separately configures or instructs the terminal to transmit the uplink channel (physical uplink control channel (PUCCH) or physical uplink shared channel (PUSCH)) resource for transmitting the CSI report.
- PUCCH physical uplink control channel
- PUSCH physical uplink shared channel
- the terminal determines that the TRP transmission mode recommended to the network device is to transmit data only for TRP1 based on the estimated channel and interference conditions, it will feed back a CSI report 0 on PUCCH1.
- the CSI report 0 is estimated when TRP1 is the terminal transmitting data.
- the obtained CSI report is the CSI of the DPS corresponding to TRP1 selected from the estimated CSI of the multiple TRPs; however, no information or OOR is sent on PUCCH2. In this way, after TRP1 receives the CSI report 0 on PUCCH1, the terminal can be scheduled; after TRP2 does not detect any information on PUCCH2 or receives OOR, the terminal is not scheduled.
- the terminal determines that the TRP transmission method recommended to the network device is that TRP1 and TRP2 transmit data for it in NCJT, it will feed back CSI report 1 on PUCCH1.
- This CSI report 1 assumes that TRP1 and TRP2 transmit data to the terminal in NCJT.
- the part of TRP1 in the estimated CSI report for example, it is recommended that TRP1 transmit the RI, PMI, and CQI used by PDSCH; and the CSI report 2 is fed back on PUCCH2.
- This CSI report 2 assumes that TRP1 and TRP2 transmit data to the terminal in NCJT mode
- the part corresponding to TRP2 in the estimated CSI report for example, it is recommended that TRP2 transmit the RI, PMI, and CQI used by the PDSCH.
- TRP1 receives the CSI report on PUCCH1
- TRP2 receives the CS2 report on PUCCH2
- the two TRPs that is, TRP1 and TRP2
- the two TRPs may not schedule the terminal in the NCJT manner on the same time-frequency resources.
- each TRP of the network device separately configures or instructs the terminal to transmit the uplink channel (PUCCH or PUSCH) resource of the CSI report.
- PUCCH the resource configured or instructed by TRP1 for the terminal to transmit CSI reports
- PUCCH2 the resource configured or instructed by TRP2 for the terminal to transmit CSI reports
- the terminal determines the recommended TRP transmission method to the network device based on the estimated channel and interference situation: only TRP1 or TRP2 transmits data for it, and TRP1 and TRP2 transmit data for it in NCJT mode, then the PUCCH1 is in accordance with the pre-
- the CSI report 1-1 is fed back in the prescribed order (ie DPS mode and then NCJT mode) (the CSI report 1-1 is the estimated CSI report when TRP1 is assumed to be the terminal transmitting data, that is, it is selected from the estimated CSI of multiple TRPs
- the CSI of the DPS corresponding to TRP1 and CSI report 1-2 (the CSI report 1-2 is the part of TRP1 in the estimated CSI report that assumes that TRP1 and TRP2 transmit data for the terminal in NCJT mode.
- TRP1 transmit PDSCH Used RI, PMI, CQI
- the CSI report 2-1 (the CSI report 2-1 is estimated when TRP2 is assumed to transmit data for the terminal) is fed back in the predetermined order (that is, DPS mode and then NCJT mode) on PUCCH2 CSI report, that is, the CSI of the DPS corresponding to TRP2 selected from the estimated multi-TRP CSI) and CSI report 2-2 (the CSI report 2-2 is estimated when TRP1 and TRP2 are used to transmit data for the terminal in NCJT
- the part corresponding to TRP2 in the obtained CSI report for example, it is recommended that TRP2 transmits the RI, PMI, and CQI used by the PDSCH).
- TRP1 receives CSI report 1-1 and CSI report 1-2
- TRP2 receives CSI report 2-1 and CSI report 2-2, it can coordinate to schedule the terminal in DPS mode or NCJT mode.
- the terminal determines the TRP transmission mode recommended to the network device based on the estimated channel and interference situation: only TRP1 transmits data for it, and TRP1 and TRP2 transmits data for it in NCJT mode
- the PUCCH1 is in accordance with the predetermined Sequential (ie, DPS mode and then NCJT mode) feedback CSI report 1-1
- the CSI report 1-1 is the estimated CSI report when TRP1 is assumed to be the terminal transmitting data, that is, TRP1 is selected from the estimated CSI of multiple TRPs Corresponding DPS CSI
- CSI report 1-2 the CSI report 1-2 is the part of TRP1 in the estimated CSI report that assumes that TRP1 and TRP2 transmit data to the terminal in NCJT mode.
- TRP1 transmit PDSCH.
- RI, PMI, CQI the TRP2 indication information (such as OOR, which means that the terminal does not recommend TRP2 to schedule the terminal) and CSI report 2-2
- the CSI report 2-2 is the part corresponding to TRP2 in the CSI report estimated when TRP1 and TRP2 transmit data for the terminal in NCJT mode, for example, it is recommended that TRP2 transmits RI, PMI, CQI used for PDSCH transmission.
- TRP2 can determine that the terminal does not recommend it to schedule the terminal in DPS mode, and TRP1 and TRP2 select the appropriate Way to schedule the terminal.
- the network device configures or instructs the terminal to transmit an uplink channel (PUCCH or PUSCH) resource for transmitting a CSI report, taking PUCCH1 as an example; the uplink channel resource is used to transmit CSI reports corresponding to all TRPs (such as TRP1 and TRP2).
- PUCCH uplink channel
- PUSCH uplink channel
- the terminal determines that the TRP transmission mode recommended to the network device is only TRP1 transmitting data for it based on the estimated channel and interference situation, it will feed back a CSI report on PUCCH1 (this CSI report is estimated when TRP1 is the terminal transmitting data) CSI report, that is, the CSI of the DPS corresponding to TRP1 selected from the estimated multi-TRP CSI) and TRP information related to TRP1, such as the CSI-resource-Config ID sent by TRP1, and/or The control resource set ID (CORESET ID) corresponding to TRP1, etc.
- the network device receives the CSI report on PUCCH1, it detects that there is only the CSI report corresponding to TRP1, so TRP1 can schedule the terminal, and TRP2 does not schedule the terminal.
- the terminal determines that the TRP transmission mode recommended to the network device is to transmit data in NCJT mode by TRP1 and TRP2 according to the estimated channel and interference situation, it will feed back CSI report 1 on PUCCH1 (this CSI report 1 is assumed TRP1 and TRP2
- FIG. 2 is a flowchart of a method for receiving channel state information according to an embodiment of the present disclosure. The method is applied to a network device. As shown in FIG. 2, the method includes the following steps:
- Step 201 Receive a target CSI report from the terminal.
- the target CSI report includes at least one of the following:
- the CSI receiving method of the embodiment of the present disclosure can enable the network device to learn the TRP transmission mode recommended by the terminal by receiving the target CSI report from the terminal, thereby assisting the network device in determining the optional TRP transmission mode in the multi-TRP transmission scenario, and enhancing Effectiveness of terminal scheduling.
- the target CSI report further includes:
- the indication information of each TRP in the first TRP the indication information indicating that the target CSI report does not include the CSI report corresponding to each TRP, and the first TRP is the target TRP in the TRP set Other TRPs outside.
- the method further includes:
- the network device after the network device receives the target CSI report, it can directly transmit data for the terminal according to the TRP transmission mode and TRP corresponding to the target CSI report (that is, the TRP corresponding to the CSI included in the target CSI report), or comprehensively consider all candidate terminals According to the CSI report and business situation, dispatch the terminal and select the appropriate TRP transmission mode and target TRP to transmit data for the terminal.
- the method further includes:
- the first information is resource configuration information or resource indication information; the first information configures or indicates any one of the following:
- At least one uplink channel resource each of the uplink channel resources is used to transmit a CSI report corresponding to a TRP;
- One uplink channel resource, and the one uplink channel resource is used to transmit CSI reports corresponding to multiple TRPs.
- FIG. 3 is a schematic structural diagram of a terminal provided by an embodiment of the present disclosure. As shown in FIG. 3, the terminal 30 includes:
- the first determining module 31 is configured to determine the target CSI report
- the feedback module 32 is configured to feed back the target CSI report
- the target CSI report includes at least one of the following:
- the terminal of the embodiment of the present disclosure can inform the network device of the TRP transmission mode recommended by the terminal by means of the feedback target CSI report, thereby assisting the network device in determining the optional TRP transmission mode in the multi-TRP transmission scenario, and enhancing the effectiveness of terminal scheduling Sex.
- the target CSI report further includes:
- the indication information of each TRP in the first TRP the indication information indicating that the target CSI report does not include the CSI report corresponding to each TRP, and the first TRP is the target TRP in the TRP set Other TRPs outside.
- the terminal further includes:
- the calculation module is used to calculate the CSI report corresponding to each TRP in the TRP set according to different TRP transmission modes
- the second determining module is configured to determine the TRP transmission mode recommended by the terminal and the target TRP according to the CSI report corresponding to each TRP;
- the first determining module is specifically configured to:
- the terminal further includes:
- the first receiving module is configured to receive first information from a network device
- the first information is resource configuration information or resource indication information; the first information configures or indicates any one of the following:
- At least one uplink channel resource each of the uplink channel resources is used to transmit a CSI report corresponding to a TRP;
- One uplink channel resource, and the one uplink channel resource is used to transmit CSI reports corresponding to multiple TRPs.
- the first information configures or indicates at least one uplink channel resource
- the feedback module is specifically used for:
- the CSI report corresponding to each target TRP in the target CSI report is transmitted through the first target uplink channel resource, and the first target uplink channel resource corresponds to each target TRP.
- the first information configures or indicates at least one uplink channel resource
- the feedback module is specifically used for:
- the indication information of each TRP in the first TRP is transmitted through the second target uplink channel resource, and the second target uplink channel resource corresponds to each TRP.
- the first information configures or indicates an uplink channel resource
- the feedback module is specifically used for:
- the target CSI report is transmitted through the one uplink channel resource.
- the target CSI report further includes:
- the target CSI report corresponds to TRP information of the target TRP.
- the TRP information includes at least one of the following:
- CSI report configuration identifier CSI resource configuration identifier, control resource set identifier and TRP identifier.
- FIG. 4 is a schematic structural diagram of a network device provided by an embodiment of the present disclosure. As shown in FIG. 4, the network device 40 includes:
- the second receiving module 41 is configured to receive a target CSI report from the terminal;
- the target CSI report includes at least one of the following:
- the network device of the embodiment of the present disclosure can learn the TRP transmission mode recommended by the terminal by receiving the target CSI report from the terminal, thereby assisting the network device in determining the optional TRP transmission mode in the multi-TRP transmission scenario, and enhancing the effectiveness of terminal scheduling Sex.
- the target CSI report further includes:
- the indication information of each TRP in the first TRP the indication information indicating that the target CSI report does not include the CSI report corresponding to each TRP, and the first TRP is the target TRP in the TRP set Other TRPs outside.
- the network equipment further includes:
- the transmission module is configured to transmit data for the terminal according to the TRP transmission mode corresponding to the target CSI report and the TRP corresponding to the target CSI report.
- the network equipment further includes:
- a sending module configured to send first information to the terminal
- the first information is resource configuration information or resource indication information; the first information configures or indicates any one of the following:
- At least one uplink channel resource each of the uplink channel resources is used to transmit a CSI report corresponding to a TRP;
- One uplink channel resource, and the one uplink channel resource is used to transmit CSI reports corresponding to multiple TRPs.
- the embodiment of the present disclosure also provides a terminal, including a processor, a memory, and a computer program stored on the memory and capable of running on the processor, wherein the computer program is executed by the processor to realize the above
- a terminal including a processor, a memory, and a computer program stored on the memory and capable of running on the processor, wherein the computer program is executed by the processor to realize the above
- FIG. 5 is a schematic diagram of the hardware structure of a terminal implementing various embodiments of the present disclosure.
- the terminal 500 includes but is not limited to: a radio frequency unit 501, a network module 502, an audio output unit 503, an input unit 504, a sensor 505, and a display unit. 506, a user input unit 507, an interface unit 508, a memory 509, a processor 510, and a power supply 511 and other components.
- the terminal structure shown in FIG. 5 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown in the figure, or combine certain components, or arrange different components.
- terminals include, but are not limited to, mobile phones, tablet computers, notebook computers, palmtop computers, vehicle-mounted terminals, wearable devices, and pedometers.
- the processor 510 is configured to determine a target CSI report; feed back the target CSI report; the target CSI report includes at least one of the following:
- the terminal 500 of the embodiment of the present disclosure can implement the various processes implemented in the method embodiment shown in FIG. 1 and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
- the radio frequency unit 501 can be used for receiving and sending signals in the process of sending and receiving information or talking. Specifically, the downlink data from the base station is received and processed by the processor 510; Uplink data is sent to the base station.
- the radio frequency unit 501 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- the radio frequency unit 501 can also communicate with the network and other devices through a wireless communication system.
- the terminal provides users with wireless broadband Internet access through the network module 502, such as helping users to send and receive emails, browse web pages, and access streaming media.
- the audio output unit 503 may convert the audio data received by the radio frequency unit 501 or the network module 502 or stored in the memory 509 into an audio signal and output it as sound. Moreover, the audio output unit 503 may also provide audio output related to a specific function performed by the terminal 500 (for example, call signal reception sound, message reception sound, etc.).
- the audio output unit 503 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 504 is used to receive audio or video signals.
- the input unit 504 may include a graphics processing unit (GPU) 5041 and a microphone 5042.
- the graphics processor 5041 is configured to monitor images of still pictures or videos obtained by an image capture device (such as a camera) in the video capture mode or the image capture mode. Data is processed.
- the processed image frame may be displayed on the display unit 506.
- the image frame processed by the graphics processor 5041 may be stored in the memory 509 (or other storage medium) or sent via the radio frequency unit 501 or the network module 502.
- the microphone 5042 can receive sound, and can process such sound into audio data.
- the processed audio data can be converted into a format that can be sent to a mobile communication base station via the radio frequency unit 501 for output in the case of a telephone call mode.
- the terminal 500 also includes at least one sensor 505, such as a light sensor, a motion sensor, and other sensors.
- the light sensor includes an ambient light sensor and a proximity sensor.
- the ambient light sensor can adjust the brightness of the display panel 5061 according to the brightness of the ambient light.
- the proximity sensor can close the display panel 5061 and/or when the terminal 500 is moved to the ear. Or backlight.
- the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal posture (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 505 can also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared Sensors, etc., will not be repeated here.
- the display unit 506 is used to display information input by the user or information provided to the user.
- the display unit 506 may include a display panel 5061, and the display panel 5061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the user input unit 507 may be used to receive inputted numeric or character information, and generate key signal input related to user settings and function control of the terminal.
- the user input unit 507 includes a touch panel 5071 and other input devices 5072.
- the touch panel 5071 also called a touch screen, can collect user touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 5071 or near the touch panel 5071. operating).
- the touch panel 5071 may include two parts: a touch detection device and a touch controller.
- the touch detection device detects the user's touch position, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 510, the command sent by the processor 510 is received and executed.
- the touch panel 5071 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
- the user input unit 507 may also include other input devices 5072.
- other input devices 5072 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
- the touch panel 5071 can be overlaid on the display panel 5061.
- the touch panel 5071 detects a touch operation on or near it, it transmits it to the processor 510 to determine the type of the touch event.
- the type of event provides corresponding visual output on the display panel 5061.
- the touch panel 5071 and the display panel 5061 are used as two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 5071 and the display panel 5061 can be integrated. Realize the input and output functions of the terminal, which are not limited here.
- the interface unit 508 is an interface for connecting an external device with the terminal 500.
- the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (input/output, I/O) port, video I/O port, headphone port, etc.
- the interface unit 508 may be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 500 or may be used to communicate between the terminal 500 and the external device. Transfer data between.
- the memory 509 can be used to store software programs and various data.
- the memory 509 may mainly include a program storage area and a data storage area.
- the program storage area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data (such as audio data, phone book, etc.) created by the use of mobile phones.
- the memory 509 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
- the processor 510 is the control center of the terminal. It uses various interfaces and lines to connect the various parts of the entire terminal. It executes by running or executing software programs and/or modules stored in the memory 509, and calling data stored in the memory 509. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
- the processor 510 may include one or more processing units; optionally, the processor 510 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface and application programs, etc.
- the adjustment processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 510.
- the terminal 500 may also include a power source 511 (such as a battery) for supplying power to various components.
- a power source 511 such as a battery
- the power source 511 may be logically connected to the processor 510 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system. And other functions.
- terminal 500 may also include some functional modules that are not shown, which will not be repeated here.
- the embodiments of the present disclosure also provide a network device, including a processor, a memory, and a computer program stored on the memory and capable of running on the processor, wherein the computer program is executed by the processor
- a network device including a processor, a memory, and a computer program stored on the memory and capable of running on the processor, wherein the computer program is executed by the processor
- FIG. 6 is a schematic diagram of the hardware structure of a network device that implements various embodiments of the present disclosure.
- the network device 60 includes but is not limited to: a bus 61, a transceiver 62, an antenna 63, a bus interface 64, a processor 65, and Storage 66.
- the network device 60 further includes: a computer program stored in the memory 66 and capable of running on the processor 65, and the computer program is executed by the processor 65 to implement the following steps:
- the target CSI report includes at least one of the following:
- the transceiver 62 is used to receive and send data under the control of the processor 65.
- the network device 60 in the embodiment of the present disclosure can implement the various processes implemented in the method embodiment shown in FIG. 2 and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
- bus 61 can include any number of interconnected buses and bridges, bus 61 will include one or more processors represented by processor 65 and memory represented by memory 66 The various circuits are linked together.
- the bus 61 can also link various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, will not be further described herein.
- the bus interface 64 provides an interface between the bus 61 and the transceiver 62.
- the transceiver 62 may be one element or multiple elements, such as multiple receivers and transmitters, and provide a unit for communicating with various other devices on the transmission medium.
- the data processed by the processor 65 is transmitted on the wireless medium through the antenna 63, and further, the antenna 63 also receives the data and transmits the data to the processor 65.
- the processor 65 is responsible for managing the bus 61 and general processing, and can also provide various functions, including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
- the memory 66 may be used to store data used by the processor 65 when performing operations.
- the processor 65 may be a central processing unit (CPU), an application specific integrated circuit (ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable Logic device (Complex Programmable Logic Device, CPLD).
- CPU central processing unit
- ASIC application specific integrated circuit
- FPGA field programmable gate array
- CPLD complex programmable Logic device
- the embodiments of the present disclosure also provide a computer-readable storage medium on which a computer program is stored.
- the computer program is executed by a processor, each process of the foregoing method for reporting channel state information applied to a terminal is realized. , Or implement each process of the foregoing embodiment of the method for receiving channel state information applied to a network device, and can achieve the same technical effect. To avoid repetition, details are not repeated here.
- the computer-readable storage medium is, for example, a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk, or an optical disk.
- the method 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. ⁇
- the technical solution of the present disclosure essentially or the part that contributes to the related technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk). ) Includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the method described in each embodiment of the present disclosure.
- the disclosed device and method may be implemented in other ways.
- the device embodiments described above are only illustrative.
- the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or It can be integrated into another system, or some features can be ignored or not implemented.
- the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
- the functional units in the various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
- the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
- the computer software product is stored in a storage medium and includes several instructions to make a A computer device (which may be a personal computer, a server, or a network device, etc.) executes all or part of the steps of the methods described in the various embodiments of the present disclosure.
- the aforementioned storage media include: U disk, mobile hard disk, ROM, RAM, magnetic disk or optical disk and other media that can store program codes.
- the program can be stored in a computer readable storage medium. When executed, it may include the procedures of the above-mentioned method embodiments.
- the storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM), or a random access memory (Random Access Memory, RAM), etc.
- modules, units, and sub-units can be implemented in one or more Application Specific Integrated Circuits (ASIC), Digital Signal Processor (DSP), Digital Signal Processing Device (DSP Device, DSPD) ), Programmable Logic Device (PLD), Field-Programmable Gate Array (FPGA), general-purpose processors, controllers, microcontrollers, microprocessors, used to implement Described functions in other electronic units or combinations thereof.
- ASIC Application Specific Integrated Circuits
- DSP Digital Signal Processor
- DSP Device Digital Signal Processing Device
- DSPD Digital Signal Processing Device
- PLD Programmable Logic Device
- FPGA Field-Programmable Gate Array
- the technology described in the embodiments of the present disclosure can be implemented through modules (for example, procedures, functions, etc.) that perform the functions described in the embodiments of the present disclosure.
- the software codes can be stored in the memory and executed by the processor.
- the memory can be implemented in the processor or external to the processor.
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Abstract
Description
Claims (29)
- 一种信道状态信息的报告方法,应用于终端,包括:确定目标信道状态信息CSI报告;反馈所述目标CSI报告;其中,所述目标CSI报告包括以下至少一项:发送接收点TRP集内的至少一个目标TRP中的每个所述目标TRP对应的动态传输点选择DPS的CSI报告;所述TRP集内的至少两个目标TRP中的每个所述目标TRP对应的非相关联合传输NCJT的CSI报告。
- 根据权利要求1所述的报告方法,其中,所述目标CSI报告还包括:第一TRP中每个TRP的指示信息,所述指示信息指示所述目标CSI报告中不包括所述每个TRP对应的CSI报告,所述第一TRP为所述TRP集内除所述目标TRP外的其他TRP。
- 根据权利要求1所述的报告方法,其中,所述确定目标信道状态信息CSI报告之前,所述方法还包括:根据不同的TRP传输方式,计算得到所述TRP集内的每个TRP对应的CSI;根据所述每个TRP对应的CSI,确定终端推荐的TRP传输方式和所述目标TRP;其中,所述确定目标信道状态信息CSI报告,包括:根据所述终端推荐的TRP传输方式和所述目标TRP,确定所述目标CSI报告。
- 根据权利要求1或2所述的报告方法,其中,所述确定目标信道状态信息CSI报告之前,所述方法还包括:从网络设备接收第一信息;其中,所述第一信息为资源配置信息或者资源指示信息;所述第一信息配置或指示以下任意一项:至少一个上行信道资源,每个所述上行信道资源用于传输一个TRP对应 的CSI报告;一个上行信道资源,所述一个上行信道资源用于传输多个TRP对应的CSI报告。
- 根据权利要求4所述的报告方法,其中,所述第一信息配置或指示至少一个上行信道资源;所述反馈所述目标CSI报告,包括:通过第一目标上行信道资源,传输所述目标CSI报告中每个目标TRP对应的CSI报告,所述第一目标上行信道资源与所述每个目标TRP对应。
- 根据权利要求4所述的报告方法,其中,所述第一信息配置或指示至少一个上行信道资源;所述反馈所述目标CSI报告,包括:通过第二目标上行信道资源,传输所述第一TRP中每个TRP的指示信息,所述第二目标上行信道资源与所述每个TRP对应。
- 根据权利要求4所述的报告方法,其中,所述第一信息配置或指示一个上行信道资源;所述反馈所述目标CSI报告,包括:通过所述一个上行信道资源,传输所述目标CSI报告。
- 根据权利要求7所述的报告方法,其中,所述目标CSI报告还包括:所述目标CSI报告对应的目标TRP的TRP信息。
- 根据权利要求8所述的报告方法,其中,所述TRP信息包括以下至少一项:CSI报告配置标识、CSI资源配置标识、控制资源集标识和TRP标识。
- 一种信道状态信息的接收方法,应用于网络设备,包括:从终端接收目标信道状态信息CSI报告;其中,所述目标CSI报告包括以下至少一项:发送接收点TRP集内的至少一个目标TRP中的每个所述目标TRP对应的动态传输点选择DPS的CSI报告;所述TRP集内的至少两个目标TRP中的每个所述目标TRP对应的非相关联合传输NCJT的CSI报告。
- 根据权利要求10所述的接收方法,其中,所述目标CSI报告还包括:第一TRP中每个TRP的指示信息,所述指示信息指示所述目标CSI报告中不包括所述每个TRP对应的CSI报告,所述第一TRP为所述TRP集内除所述目标TRP外的其他TRP。
- 根据权利要求10所述的接收方法,其中,所述从终端接收目标CSI报告之后,所述方法还包括:根据所述目标CSI报告对应的TRP传输方式和所述目标CSI报告对应的TRP,为所述终端传输数据。
- 根据权利要求10所述的接收方法,其中,所述从终端接收目标CSI报告之前,所述方法还包括:向所述终端发送第一信息;其中,所述第一信息为资源配置信息或者资源指示信息;所述第一信息配置或指示以下任意一项:至少一个上行信道资源,每个所述上行信道资源用于传输一个TRP对应的CSI报告;一个上行信道资源,所述一个上行信道资源用于传输多个TRP对应的CSI报告。
- 一种终端,包括:第一确定模块,用于确定目标信道状态信息CSI报告;反馈模块,用于反馈所述目标CSI报告;其中,所述目标CSI报告包括以下至少一项:发送接收点TRP集内的至少一个目标TRP中的每个所述目标TRP对应的动态传输点选择DPS的CSI报告;所述TRP集内的至少两个目标TRP中的每个所述目标TRP对应的非相关联合传输NCJT的CSI报告。
- 根据权利要求14所述的终端,其中,所述目标CSI报告还包括:第一TRP中每个TRP的指示信息,所述指示信息指示所述目标CSI报 告中不包括所述每个TRP对应的CSI报告,所述第一TRP为所述TRP集内除所述目标TRP外的其他TRP。
- 根据权利要求14所述的终端,还包括:计算模块,用于根据不同的TRP传输方式,计算得到所述TRP集内的每个TRP对应的CSI;第二确定模块,用于根据所述每个TRP对应的CSI,确定终端推荐的TRP传输方式和所述目标TRP;其中,所述第一确定模块具体用于:根据所述终端推荐的TRP传输方式和所述目标TRP,确定所述目标CSI报告。
- 根据权利要求14或15所述的终端,还包括:第一接收模块,用于从网络设备接收第一信息;其中,所述第一信息为资源配置信息或者资源指示信息;所述第一信息配置或指示以下任意一项:至少一个上行信道资源,每个所述上行信道资源用于传输一个TRP对应的CSI报告;一个上行信道资源,所述一个上行信道资源用于传输多个TRP对应的CSI报告。
- 根据权利要求17所述的终端,其中,所述第一信息配置或指示至少一个上行信道资源;所述反馈模块具体用于:通过第一目标上行信道资源,传输所述目标CSI报告中每个目标TRP对应的CSI报告,所述第一目标上行信道资源与所述每个目标TRP对应。
- 根据权利要求17所述的终端,其中,所述第一信息配置或指示至少一个上行信道资源;所述反馈模块具体用于:通过第二目标上行信道资源,传输所述第一TRP中每个TRP的指示信息,所述第二目标上行信道资源与所述每个TRP对应。
- 根据权利要求17所述的终端,其中,所述第一信息配置或指示一个 上行信道资源;所述反馈模块具体用于:通过所述一个上行信道资源,传输所述目标CSI报告。
- 根据权利要求20所述的终端,其中,所述目标CSI报告还包括:所述目标CSI报告对应的目标TRP的TRP信息。
- 根据权利要求21所述的终端,其中,所述TRP信息包括以下至少一项:CSI报告配置标识、CSI资源配置标识、控制资源集标识和TRP标识。
- 一种网络设备,包括:第二接收模块,用于从终端接收目标信道状态信息CSI报告;其中,所述目标CSI报告包括以下至少一项:发送接收点TRP集内的至少一个目标TRP中的每个所述目标TRP对应的动态传输点选择DPS的CSI报告;TRP集内的至少两个目标TRP中的每个所述目标TRP对应的非相关联合传输NCJT的CSI报告。
- 根据权利要求23所述的网络设备,其中,所述目标CSI报告还包括:第一TRP中每个TRP的指示信息,所述指示信息指示所述目标CSI报告中不包括所述每个TRP对应的CSI报告,所述第一TRP为所述TRP集内除所述目标TRP外的其他TRP。
- 根据权利要求23所述的网络设备,还包括:传输模块,用于根据所述目标CSI报告对应的TRP传输方式和所述目标CSI报告对应的TRP,为所述终端传输数据。
- 根据权利要求23所述的网络设备,还包括:发送模块,用于向所述终端发送第一信息;其中,所述第一信息为资源配置信息或者资源指示信息;所述第一信息配置或指示以下任意一项:至少一个上行信道资源,每个所述上行信道资源用于传输一个TRP对应 的CSI报告;一个上行信道资源,所述一个上行信道资源用于传输多个TRP对应的CSI报告。
- 一种终端,包括存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至9中任一项所述的信道状态信息的报告方法的步骤。
- 一种网络设备,包括存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求10至13中任一项所述的信道状态信息的接收方法的步骤。
- 一种计算机可读存储介质,其上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至9中任一项所述的信道状态信息的报告方法的步骤,或者实现如权利要求10至13中任一项所述的信道状态信息的接收方法的步骤。
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KR1020217038377A KR20220003009A (ko) | 2019-04-30 | 2020-04-26 | 채널 상태 정보의 보고 방법, 수신 방법, 단말 및 네트워크 장치 |
BR112021021819A BR112021021819A2 (pt) | 2019-04-30 | 2020-04-26 | Método de relatório e método de recebimento de informações do estado do canal, terminal e dispositivo de rede. |
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US20230328569A1 (en) * | 2020-10-06 | 2023-10-12 | Qualcomm Incorporated | Techniques for joint channel state information reporting for multiple transmission and reception point communication schemes |
CN114390579A (zh) * | 2020-10-20 | 2022-04-22 | 维沃移动通信有限公司 | 信道状态信息的处理方法及装置、终端 |
CN114585016A (zh) * | 2020-12-02 | 2022-06-03 | 维沃移动通信有限公司 | 信道状态信息报告的上报、配置方法及通信设备 |
CN114641031A (zh) * | 2020-12-16 | 2022-06-17 | 北京紫光展锐通信技术有限公司 | 信道状态信息csi的上报方法及相关产品 |
CN114765509B (zh) * | 2021-01-15 | 2024-01-05 | 大唐移动通信设备有限公司 | 信息上报、接收方法、终端设备及网络设备 |
US20240063869A1 (en) * | 2021-04-01 | 2024-02-22 | Qualcomm Incorporated | Linked reporting occasions of channel state information report settings for non-coherent joint transmission |
WO2023208045A1 (zh) * | 2022-04-29 | 2023-11-02 | 大唐移动通信设备有限公司 | Csi上报的方法、终端、网络设备、装置及存储介质 |
WO2023216087A1 (en) * | 2022-05-10 | 2023-11-16 | Qualcomm Incorporated | Channel state information hypotheses configuration for coherent joint transmission scenarios |
WO2024026812A1 (en) * | 2022-08-05 | 2024-02-08 | Qualcomm Incorporated | Channel state information configurations for joint transmissions from multiple transmission-reception points |
WO2024065544A1 (zh) * | 2022-09-29 | 2024-04-04 | 北京小米移动软件有限公司 | 一种信息上报方法及其装置 |
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