Physical uplink control channel resource determination method and communication device

1. A physical uplink control channel (PUCCH) resource determination method, comprising:

determining a reference bit quantity of channel state information (CSI)-part 2 according to a preset rule;

determining a sum of reference bit quantities of an HARQ-ACK/NACK (AN)/scheduling request (SR) and CSI according to the reference bit quantity, wherein the CSI at least comprises: CSI-part 1 and the CSI-part 2;

determining a target PUCCH resource set according to the sum of reference bit quantities;

wherein the preset rule comprises:

determining that a bit quantity of CSI-part 2 corresponding to an RI last reported by user equipment (UE) to a network side device is the reference bit quantity.

2. The method according to claim 1 , wherein the preset rule comprises:

determining the reference bit quantity according to bit quantities of CSI-part 2 corresponding to different rank indications (RIs).

3. The method according to claim 2 , wherein the reference bit quantity is a minimum bit quantity of the bit quantities of CSI-part 2 corresponding to different RIs.

4. The method according to claim 2 , wherein the reference bit quantity is a maximum bit quantity of the bit quantities of CSI-part 2 corresponding to different RIs.

5. The method according to claim 2 , wherein the reference bit quantity is a bit quantity of CSI-part 2 corresponding to a preset RI.

6. The method according to claim 5 , wherein the preset RI is determined in one of following manners:

the preset RI is specified in a protocol;

the preset RI is configured by a network side device;

the preset RI is indicated implicitly.

7. The method according to claim 1 , wherein the preset rule comprises:

determining that the reference bit quantity is 0.

8. The method according to claim 7 , wherein the method further comprises:

determining that a reference bit quantity of the CSI-part 1 is 0.

9. The method according to claim 1 , wherein, when the method is applied to user equipment (UE), the method further comprises:

determining a target PUCCH resource in the target PUCCH resource set according to an ACK/NACK resource indicator (ARI) comprised in downlink control information (DCI);

transmitting the AN/SR and the CSI according to the target PUCCH resource.

10. A communication device, comprising a memory, a processor and a computer program stored in the memory and configured to be executed by the processor, wherein the processor is configured to execute the computer program to implement a physical uplink control channel (PUCCH) resource determination method, the method comprising:

determining a reference bit quantity of channel state information (CSI)-part 2 according to a preset rule;

determining a sum of reference bit quantities of an HARQ-ACK/NACK (AN)/scheduling request (SR) and CSI according to the reference bit quantity, wherein the CSI at least comprises: CSI-part 1 and the CSI-part 2;

determining a target PUCCH resource set according to the sum of reference bit quantities;

wherein the preset rule comprises:

determining that a bit quantity of CSI-part 2 corresponding to an RI last reported by user equipment (UE) to a network side device is the reference bit quantity.

11. The communication device according to claim 10 , wherein in the PUCCH resource determination method, the preset rule comprises:

determining the reference bit quantity according to bit quantities of CSI-part 2 corresponding to different rank indications (RIs).

12. The communication device according to claim 11 , wherein in the PUCCH resource determination method, the reference bit quantity is a minimum bit quantity of the bit quantities of CSI-part 2 corresponding to different RIs, or the reference bit quantity is a maximum bit quantity of the bit quantities of CSI-part 2 corresponding to different RIs.

13. The communication device according to claim 11 , wherein in the PUCCH resource determination method, the reference bit quantity is a bit quantity of CSI-part 2 corresponding to a preset RI.

14. The communication device according to claim 13 , wherein in the PUCCH resource determination method, the preset RI is determined in one of following manners:

the preset RI is specified in a protocol;

the preset RI is configured by a network side device;

the preset RI is indicated implicitly.

15. The communication device according to claim 10 , wherein in the PUCCH resource determination method, the preset rule comprises:

determining that the reference bit quantity is 0.

16. The communication device according to claim 15 , wherein the PUCCH resource determination method further comprises:

determining that a reference bit quantity of the CSI-part 1 is 0.

17. The communication device according to claim 10 , wherein in the PUCCH resource determination method, when the method is applied to user equipment (UE), the method further comprises:

determining a target PUCCH resource in the target PUCCH resource set according to an ACK/NACK resource indicator (ARI) comprised in downlink control information (DCI);

transmitting the AN/SR and the CSI according to the target PUCCH resource.

18. A non-transitory computer readable storage medium storing therein a computer program, wherein the computer program is configured to be executed by a processor to implement steps of a physical uplink control channel (PUCCH) resource determination method, the method comprising:

determining a reference bit quantity of channel state information (CSI)-part 2 according to a preset rule;

determining a sum of reference bit quantities of an HARQ-ACK/NACK (AN)/scheduling request (SR) and CSI according to the reference bit quantity, wherein the CSI at least comprises: CSI-part 1 and the CSI-part 2;

determining a target PUCCH resource set according to the sum of reference bit quantities;

wherein the preset rule comprises:

determining that a bit quantity of CSI-part 2 corresponding to an RI last reported by user equipment (UE) to a network side device is the reference bit quantity.