Transmission method and apparatus, device, and storage medium
A transmission method and apparatus, a device, and a non-transitory computer-readable storage medium are disclosed. The method may include: acquiring a physical uplink control channel (PUCCH) parameter, and performing at least one PUCCH repetition transmission according to the PUCCH parameter, where the parameter is configured by higher-layer signaling, and comprises at least one of: a plurality of spatial relation information groups, or a frequency hopping transmission parameter, each piece of spatial relation information corresponding to a set of power control parameters.
1. A transmission method, comprising:
acquiring a physical uplink control channel (PUCCH) parameter, and performing PUCCH repetition transmissions according to the PUCCH parameter,
wherein the PUCCH parameter is configured by higher-layer signaling, and comprises at least one of:
a plurality of spatial relation information groups, or
a frequency hopping transmission parameter, each piece of spatial relation information corresponding to a set of power control parameters,
wherein in response to the PUCCH repetition transmissions being in different bandwidth parts (BWPs), spatial relation information configured for the different BWPs is paired to generate N new spatial relation information groups, wherein N is an integer greater than or equal to 1,
wherein a transmit beam for user equipment (UE) is determined by third spatial relation information and fourth spatial relation information in a spatial relation information group activated by a medium access control-control element (MAC-CE), the third spatial relation information corresponds to a first BWP, and the fourth spatial relation information corresponds to a second BWP.
2. The method of claim 1 , wherein in response to the PUCCH repetition transmissions being in a same BWP,
the MAC-CE pairs spatial relation information to generate N new spatial relation information groups,
wherein N is an integer greater than or equal to 1.
3. The method of claim 2 , wherein MAC-CE activation states correspond to the different spatial relation information groups.
4. The method of claim 2 , wherein the transmit beam for UE is determined by spatial relation information in a spatial relation information group activated by the MAC-CE.
5. The method of claim 2 , wherein the transmit beam for UE is determined by first spatial relation information and second spatial relation information in a spatial relation information group, wherein
the first spatial relation information and the second spatial relation information are the same, or
the first spatial relation information and the second spatial relation information are different.
6. The method of claim 5 , wherein in response to a PUCCH frequency hopping mode being inter-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam in an even-numbered slot is determined by first spatial relation information in a spatial relation information group activated by the MAC-CE; and
a PUCCH transmit beam in an odd-numbered slot is determined by second spatial relation information in the spatial relation information group activated by the MAC-CE.
7. The method of claim 5 , wherein in response to a PUCCH frequency hopping mode being inter-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam in the first M/2 slots is determined by first spatial relation information in a spatial relation information group activated by the MAC-CE, wherein M is an even number; and
a PUCCH transmit beam in the remaining slots is determined by second spatial relation information in the spatial relation information group activated by the MAC-CE.
8. The method of claim 5 , wherein in response to a PUCCH frequency hopping mode being intra-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam on an even-numbered frequency hopping unit is determined by first spatial relation information in a spatial relation information group activated by the MAC-CE; and
a PUCCH transmit beam on an odd-numbered frequency hopping unit is determined by second spatial relation information in the spatial relation information group activated by the MAC-CE.
9. The method of claim 5 , wherein in response to a PUCCH frequency hopping mode being intra-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam in the first M/2 frequency hopping units is determined by first spatial relation information in a spatial relation information group activated by the MAC-CE, wherein M/2 is an even number; and
a PUCCH transmit beam in the remaining frequency hopping units is determined by second spatial relation information in the spatial relation information group activated by the MAC-CE.
10. The method of claim 1 , wherein
in response to a PUCCH frequency hopping mode being inter-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam for the UE in a slot in the first BWP is determined by the third spatial relation information in the spatial relation information group activated by the MAC-CE; and
a PUCCH transmit beam for the UE in a slot in the second BWP is determined by the fourth spatial relation information in the spatial relation information group;
and
in response to a PUCCH frequency hopping mode being intra-slot frequency hopping and there being M repetition transmissions,
a PUCCH transmit beam for the UE on a frequency hopping unit in the first BWP is determined by the third spatial relation information in the spatial relation information group activated by the MAC-CE; and
a PUCCH transmit beam for the UE on a frequency hopping unit in the second BWP is determined by the fourth spatial relation information in the spatial relation information group.
11. The method of claim 1 , wherein in response to a plurality of beams being configured, a form of the transmit beam for UE is indicated by at least one of the following indication information:
downlink dynamic control information; or
higher-layer signaling.
12. The method of claim 11 , further comprising:
determining, based on the at least one piece of indication information, a start beam for PUCCHs in the repetition transmissions and the number of PUCCHs transmitted corresponding to the start beam.
13. The method of claim 12 , wherein
the start beam and the number of PUCCHs transmitted using the start beam are determined by a start beam index corresponding to a pre-configured indicator value index and duration corresponding to the indicator value index; or
a unit of duration corresponding to the start beam is a slot or a frequency hopping unit.
14. The method of claim 1 , wherein in response to a slot failing to meet a PUCCH transmission requirement, a beam after the slot is transmitted in one of the following manners:
keeping an original beam sequence unchanged; or
deleting a beam corresponding to the slot failing to meet the transmission requirement.
15. The method of claim 1 , wherein
in response to a base station indicating only a power adjustment factor corresponding to a first beam, a power adjustment factor for a second beam is determined using the power adjustment factor.
16. The method of claim 15 , wherein
the power adjustment factor for the second beam is determined by the power adjustment factor indicated by the base station and a power control parameter corresponding to the first beam; or
in response to a path loss of the second beam being greater than a path loss of the first beam and a target reception power of the second beam being less than an adjusted target reception power of the first beam,
the power adjustment factor for the second beam is determined by a target reception power of the first beam,
the path loss of the first beam, the target reception power of the second beam,
and
the path loss of the second beam.
17. A device, comprising:
at least one processor; and
a memory configured to store at least one program, wherein the at least one program, when executed by the at least one processor, causes the at least one processor to implement a transmission method which comprises:
acquiring a physical uplink control channel (PUCCH) parameter, and performing PUCCH repetition transmissions according to the PUCCH parameter,
wherein the PUCCH parameter is configured by higher-layer signaling, and
comprises at least one of: a plurality of spatial relation information groups, or
a frequency hopping transmission parameter, each piece of spatial relation information corresponding to a set of power control parameters,
wherein in response to the PUCCH repetition transmissions being in different bandwidth parts (BWPs), spatial relation information configured for the different BWPs is paired to generate N new spatial relation information groups, wherein Nis an integer greater than or equal to 1,
wherein a transmit beam for user equipment (UE) is determined by third spatial relation information and fourth spatial relation information in a spatial relation information group activated by a medium access control-control element (MAC-CE), the third spatial relation information corresponds to a first BWP, and the fourth spatial relation information corresponds to a second BWP.
18. A non-transitory computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to implement the method of claim 1 .