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CN-121986529-A - PUSCH transmission method, device, equipment and storage medium

CN121986529ACN 121986529 ACN121986529 ACN 121986529ACN-121986529-A

Abstract

A PUSCH transmission method, device, equipment and storage medium belong to the technical field of mobile communication. The method is executed by the terminal equipment and comprises the step of sending a Physical Uplink Shared Channel (PUSCH) (210) through a precoding matrix, wherein the precoding matrix corresponds to a 3-port sending precoding matrix indicating the TPMI or corresponds to a 3-port codebook.

Inventors

  • SHI ZHIHUA
  • CHEN WENHONG
  • HUANG YINGPEI

Assignees

  • OPPO广东移动通信有限公司

Dates

Publication Date
20260505
Application Date
20231128

Claims (20)

  1. A PUSCH transmission method, the method being performed by a terminal device, the method comprising: transmitting a Physical Uplink Shared Channel (PUSCH) through the precoding matrix; wherein, the precoding matrix corresponds to a 3-port transmitting precoding matrix indicating a TPMI or a 3-port codebook.
  2. The method of claim 1, wherein the precoding matrix includes 3 rows of matrix parameters, the 3 rows of matrix parameters being in one-to-one correspondence with 3 transmit ports.
  3. A method according to claim 1 or 2, characterized in that, The precoding matrix corresponds to the first 3 rows of parameters or the last 3 rows of parameters in the TPMI of one 4 ports, or The precoding matrix corresponds to the first 3 rows of parameters or the last 3 rows of parameters in a 4-port codebook.
  4. The method of any of claims 1 to 3, wherein the PUSCH is scheduled by a radio resource control, RRC, configuration ConfiguredGrantConfig or semiPersistentOnPUSCH, wherein the transmission configuration txConfig in the RRC configuration PUSCH-Config is "codebook".
  5. The method according to any one of claims 1 to 4, further comprising: And receiving first indication information, wherein the first indication information indicates the terminal equipment to carry out 3-port PUSCH transmission.
  6. The method of claim 5, wherein the first indication information indicates that the terminal device uses a 3-port TPMI or a 3-port codebook for PUSCH transmission.
  7. The method according to any one of claims 1 to 6, further comprising: And receiving second indication information, wherein the second indication information indicates one or more sounding signal SRS resource groups, the SRS resource groups comprise one or more SRS resources, and the usage usages in the SRS resource groups are configured as a codebook.
  8. The method of claim 7, wherein all or part of the one or more SRS resources are 3-port SRS resources.
  9. The method of claim 7 or 8, wherein all or part of the one or more SRS resources are 4-port SRS resources.
  10. The method according to claim 9, wherein the method further comprises: and receiving third indication information, wherein the third indication information indicates the terminal equipment to use 3 ports in the SRS resources of the 4 ports.
  11. The method of claim 10, wherein the third indication information is carried by configuration information of the SRS resource group or the third indication information is carried by configuration information of the SRS resource.
  12. The method according to claim 10 or 11, wherein, The third indication information and the first indication information are the same indication information, or The third indication information and the first indication information are carried by the same signaling.
  13. The method according to any one of claims 9 to 12, further comprising: Receiving fourth indication information; The fourth indication information indicates 3 ports used in the SRS resource of the 4 ports, or indicates 3 ports corresponding to the PUSCH in the SRS resource of the 4 ports, or indicates 3 ports corresponding to the precoding matrix used by the PUSCH in the SRS resource of the 4 ports.
  14. The method of claim 13, wherein the fourth indication information is carried by configuration information of the SRS resource group or the fourth indication information is carried by configuration information of the SRS resource.
  15. The method according to claim 13 or 14, wherein, The fourth indication information and the first indication information are the same indication information, or The fourth indication information and the first indication information are carried by the same signaling.
  16. The method according to any one of claims 9 to 15, further comprising: And receiving fifth indication information, wherein the fifth indication information indicates a port which is not used in the SRS resource of the 4 ports, or indicates a port which is not used or not corresponding to the PUSCH in the SRS resource of the 4 ports, or indicates a port which is not used or not corresponding to a precoding matrix used by the PUSCH in the SRS resource of the 4 ports.
  17. The method of claim 16, wherein the fifth indication information is carried by configuration information of the SRS resource group or the fifth indication information is carried by configuration information of the SRS resource.
  18. The method according to claim 16 or 17, wherein, The fifth indication information and the first indication information are the same indication information, or The fifth indication information and the first indication information are carried by the same signaling.
  19. The method of any of claims 7-18, wherein each of all or a portion of the one or more SRS resources consists of a single-ported SRS resource and a two-ported SRS resource.
  20. The method of any of claims 7-19, wherein each of all or a portion of the one or more SRS resources consists of three single-port SRS resources.

Description

PUSCH transmission method, device, equipment and storage medium Technical Field The present application relates to the field of mobile communications technologies, and in particular, to a method, an apparatus, a device, and a storage medium for transmitting a Physical Uplink shared channel (Physical Uplink SHARED CHANNEL, PUSCH). Background In an NR system, uplink transmissions support codebook-based transmissions (codebook based PUSCH) and non-codebook-based transmissions (non-codebook based PUSCH). In the related art, the NR system supports PUSCH transmission of one or more ports, for example, PUSCH transmission of 1 port, 2 ports, 4 ports, or 8 ports. Disclosure of Invention The embodiment of the application provides a method, a device, equipment and a storage medium for transmitting a PUSCH. The technical scheme is as follows: In one aspect, an embodiment of the present application provides a PUSCH transmission method, where the method is performed by a terminal device, and the method includes: transmitting a Physical Uplink Shared Channel (PUSCH) through the precoding matrix; wherein, the precoding matrix corresponds to a 3-port transmitting precoding matrix indicating a TPMI or a 3-port codebook. In one aspect, an embodiment of the present application provides a PUSCH transmission method, where the method is performed by a network device, and the method includes: receiving a PUSCH transmitted by the terminal equipment through the precoding matrix; wherein, the precoding matrix corresponds to a 3-port transmitting precoding matrix indicating a TPMI or a 3-port codebook. In another aspect, an embodiment of the present application provides a PUSCH transmission apparatus, where the apparatus includes: a sending module, configured to send a physical uplink shared channel PUSCH through a precoding matrix; wherein, the precoding matrix corresponds to a 3-port transmitting precoding matrix indicating a TPMI or a 3-port codebook. In another aspect, an embodiment of the present application provides a PUSCH transmission apparatus, where the apparatus includes: a receiving module, configured to receive a PUSCH transmitted by a terminal device through a precoding matrix; wherein, the precoding matrix corresponds to a 3-port transmitting precoding matrix indicating a TPMI or a 3-port codebook. In another aspect, an embodiment of the present application provides a communication device including a processor, a memory, and a transceiver; The memory stores a computer program, and the processor executes the computer program to enable the communication device to implement the PUSCH transmission method described above. In yet another aspect, an embodiment of the present application further provides a computer readable storage medium, where a computer program is stored, where the computer program is loaded and executed by a processor to implement the PUSCH transmission method described above. In yet another aspect, the present application further provides a chip, where the chip includes an integrated circuit and firmware disposed in the integrated circuit, and the chip is configured to operate in a communication device, so that the communication device performs the PUSCH transmission method described above. In yet another aspect, the present application provides a computer program product comprising computer instructions stored in a computer readable storage medium. The processor of the communication device reads the computer instructions from the computer-readable storage medium, and the processor executes the computer instructions, so that the communication device performs the PUSCH transmission method described above. In yet another aspect, the present application provides a computer program to be executed by a processor of a communication device to implement the PUSCH transmission method described above. The embodiment of the application provides a transmission scheme of a control channel, and terminal equipment transmits a Physical Uplink Shared Channel (PUSCH) through a precoding matrix corresponding to a 3-port TPMI or a 3-port codebook, so that a network supports the 3-port PUSCH transmission, and the application range of the PUSCH transmission is improved. Drawings FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application; Fig. 2 is a flowchart of a PUSCH transmission method according to an embodiment of the present application; fig. 3 is a flowchart of a PUSCH transmission method according to an embodiment of the present application; fig. 4 is a flowchart of a PUSCH transmission method according to an embodiment of the present application; fig. 5 is a block diagram of a PUSCH transmission device according to an embodiment of the present application; Fig. 6 is a block diagram of a PUSCH transmission device according to an embodiment of the present application; Fig. 7 is a schematic structural diagram of a communication device according to an embodiment of the pre