Granted Patent B2

US 12,418,911 · App. 17/635,068 · Granted Sep 16, 2025

Inventors: Wei Gou (Guangdong, CN); Peng Hao (Guangdong, CN); Xianghui Han (Guangdong, CN); Yu Ngok Li (Guangdong, CN)

Assignee: ZTE CORPORATION

H04W72/1268H04L1/1812H04L5/0053H04W72/569

Abstract

Claims (62)

1. A transmission method, comprising:

in response to a physical uplink control channel (PUCCH) of first uplink control information (UCI) with a high-priority and a PUCCH of second UCI with a low-priority overlap in a time domain, performing a transmission using one designated PUCCH,

wherein the first UCI and the second UCI are multiplexed into the one designated PUCCH, and the transmission of the one designated PUCCH is transmitted by using a power based on a power control parameter associated with the first UCI with the high-priority, wherein the second UCI with the low-priority, when being multiplexed, is transmitted by using the power control parameter associated with the first UCI with the high-priority; and

wherein each of the first UCI and the second UCI comprises at least one of hybrid automatic repeat request acknowledgement (HARQ-ACK) information or a scheduling request (SR);

a priority of the SR is indicated by indication information in configuration information of radio resource control (RRC) of the SR; and

a priority corresponding to the HARQ-ACK information is determined according to a priority of an HARQ-ACK codebook indicated by an information domain in a physical downlink control channel (PDCCH).

2. The method of claim 1 , wherein in response to the first UCI and the second UCI are the SR and the HARQ-ACK information, respectively, the method further comprises:

in a case where a PUCCH of a target SR and a PUCCH of HARQ-ACK information overlap in a time domain, determining a transmission mechanism for the target SR and the HARQ-ACK information; and

performing a transmission operation according to the transmission mechanism.

3. The method of claim 2 , wherein the determining a transmission mechanism for the target SR and the HARQ-ACK information comprises:

in a case where a PUCCH format 0 of the target SR and a PUCCH format 1 of the HARQ-ACK information overlap in a time domain, determining a first transmission mechanism according to a first sequence index initial value corresponding to the target SR;

wherein the first transmission mechanism comprises:

determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR, and transmitting the first target transmission sequence using a PUCCH format 0 method in a PUCCH resource corresponding to the target SR.

4. The method of claim 3 , further comprising:

in a case where at least two positive SRs are to be transmitted, selecting a positive SR from the at least two positive SRs as the target SR; or

in a case where at least two positive SRs are to be transmitted, selecting a positive SR with a highest priority as the target SR according to physical layer priorities of the at least two SRs, or

in a case where the physical layer priorities of the SRs are not provided, selecting a positive SR from the at least two positive SRs as the target SR.

5. The method of claim 3 , wherein the determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR comprises:

determining the first target transmission sequence based on a sum of the first sequence index initial value and an index offset, wherein the index offset is determined based on a number of bits of the HARQ-ACK information and values of the bits of the HARQ-ACK information.

6. The method of claim 5 , wherein

in a case where the HARQ-ACK information is one bit, the HARQ-ACK information being a non-acknowledgment (NACK) corresponds to an index offset of 3, and the HARQ-ACK information being an ACK corresponds to an index offset of 9; and in a case where the HARQ-ACK information is two bits, the HARQ-ACK information with two bits being in order NACK and NACK corresponds to an index offset of 1, the HARQ-ACK information with two bits being in order NACK and ACK corresponds to an index offset of 4, the HARQ-ACK information with two bits being in order ACK and ACK corresponds to an index offset of 7, and the HARQ-ACK information with two bits being in order ACK and NACK corresponds to an index offset of 10; or,

in a case where the HARQ-ACK information is one bit, the HARQ-ACK information being a NACK corresponds to an index offset of 0, and the HARQ-ACK information being an ACK corresponds to an index offset of 6; and in a case where the HARQ-ACK information is two bits, the HARQ-ACK information with two bits being in order NACK and NACK corresponds to an index offset of 0, the HARQ-ACK information with two bits being in order NACK and ACK corresponds to an index offset of 3, the HARQ-ACK information with two bits being in order ACK and ACK corresponds to an index offset of 6, and the HARQ-ACK information with two bits being in order ACK and NACK corresponds to an index offset of 9.

7. The method of claim 2 , wherein the determining a transmission mechanism for the target SR and the HARQ-ACK information comprises:

in a case where a PUCCH format 0 of the target SR and a PUCCH format 1 of the HARQ-ACK information overlap in a time domain, determining a second transmission mechanism according to a priority corresponding to the target SR and a priority corresponding to the HARQ-ACK information.

8. The method of claim 7 , wherein the second transmission mechanism comprises:

in a case where the target SR corresponds to a high priority and the HARQ-ACK information corresponds to a low priority, transmitting only the target SR using a PUCCH format 0 method in a PUCCH resource corresponding to the target SR, or determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR, and transmitting the first target transmission sequence using a PUCCH format 0 method in a PUCCH resource corresponding to the target SR;

in a case where the target SR corresponds to a high priority and the HARQ-ACK information corresponds to a high priority, transmitting only the HARQ-ACK information using a PUCCH format 1 method in a PUCCH resource corresponding to the HARQ-ACK information, or determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR, and transmitting the first target transmission sequence using a PUCCH format 0 method in a PUCCH resource corresponding to the target SR;

in a case where the target SR corresponds to a low priority and the HARQ-ACK information corresponds to a low priority, transmitting only the HARQ-ACK information using the PUCCH format 1 method in the PUCCH resource corresponding to the HARQ-ACK information; and

in a case where the target SR corresponds to a low priority and the HARQ-ACK information corresponds to a high priority, transmitting only the HARQ-ACK information using the PUCCH format 1 method in the PUCCH resource corresponding to the HARQ-ACK information.

9. The method of claim 8 , wherein the determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR comprises:

determining the first target transmission sequence based on a sum of the first sequence index initial value and an index offset, wherein the index offset is determined based on a number of bits of the HARQ-ACK information and values of the bits of the HARQ-ACK information.

10. The method of claim 2 , wherein the determining a transmission mechanism for the target SR and the HARQ-ACK information comprises:

in a case where a PUCCH format 0 of the target SR and a PUCCH format 1 of the HARQ-ACK information overlap in a time domain, determining a third transmission mechanism according to a priority corresponding to the HARQ-ACK information.

11. The method of claim 10 , wherein the third transmission mechanism comprises:

in a case where the HARQ-ACK information corresponds to a low priority, determining a first target transmission sequence using a first sequence index initial value corresponding to the target SR, and transmitting the first target transmission sequence using a PUCCH format 0 method in a PUCCH resource corresponding to the target SR; and

in a case where the HARQ-ACK information corresponds to a high priority, transmitting only the HARQ-ACK information using a PUCCH format 1 method in a PUCCH resource corresponding to the HARQ-ACK information, or in a case where the HARQ-ACK information corresponds to a high priority, determining a second target transmission sequence using a second sequence index initial value corresponding to the HARQ-ACK information, and transmitting the second target transmission sequence using the PUCCH format 1 method in the PUCCH resource corresponding to the HARQ-ACK information.

12. The method of claim 11 , wherein the determining a second target transmission sequence using a second sequence index initial value corresponding to the HARQ-ACK information comprises:

determining the second target transmission sequence based on a sum of the second sequence index initial value and an index offset, wherein the index offset is determined based on a number of bits of the HARQ-ACK information and values of the bits of the HARQ-ACK information.

13. The method of claim 2 , wherein the determining a transmission mechanism for the target SR and the HARQ-ACK information comprises:

in a case where a PUCCH of the target SR and a PUCCH format 0 of the HARQ-ACK information overlap in a time domain, determining a fourth transmission mechanism according to a third sequence index initial value corresponding to the HARQ-ACK information;

wherein the fourth transmission mechanism comprises:

determining a third target transmission sequence using the third sequence index initial value corresponding to the HARQ-ACK information, and transmitting the third target transmission sequence using a PUCCH format 0 method in a PUCCH resource corresponding to the HARQ-ACK information.

14. The method of claim 13 , wherein the target SR is an SR with a highest priority of at least one positive SR.

15. The method of claim 13 , wherein the determining a third target transmission sequence using a third sequence index initial value corresponding to the HARQ-ACK information comprises:

determining the third target transmission sequence based on a sum of the third sequence index initial value and an index offset, wherein the index offset is determined based on a number of bits of the HARQ-ACK information and values of the bits of the HARQ-ACK information.

16. A communication node, comprising:

at least one processor; and

a storage apparatus which is configured to store at least one program,

wherein, the at least one program, when being executed by the at least one processor, causes the at least one processor to implement:

in response to a physical uplink control channel (PUCCH) of first uplink control information (UCI) with a high-priority and a PUCCH of second UCI with a low-priority overlap in a time domain, performing a transmission using one designated PUCCH,

wherein the first UCI and the second UCI are multiplexed into the one designated PUCCH, and the transmission of the one designated PUCCH is transmitted by using a power based on a power control parameter associated with the first UCI with the high-priority, wherein the second UCI with the low-priority, when being multiplexed, is transmitted by using the power control parameter associated with the first UCI with the high-priority; and

wherein each of the first UCI and the second UCI comprises at least one of hybrid automatic repeat request acknowledgement (HARQ-ACK) information or a scheduling request (SR);

a priority of the SR is indicated by indication information in configuration information of radio resource control (RRC) of the SR; and

a priority corresponding to the HARQ-ACK information is determined according to a priority of an HARQ-ACK codebook indicated by an information domain in a physical downlink control channel (PDCCH).

17. A non-transitory computer-readable storage medium storing a computer program, wherein the computer program, when being executed by a processor, implements the transmission method of claim 1 .

18. A reception method, comprising:

in response to a physical uplink control channel (PUCCH) of first uplink control information (UCI) with a high-priority and a PUCCH of second UCI with a low-priority overlap in a time domain, performing a reception by one designated PUCCH,

wherein the first UCI and the second UCI are multiplexed into the one designated PUCCH, and a transmission of the one designated PUCCH is transmitted by using a power based on a power control parameter associated with the first UCI with the high-priority,

wherein the second UCI with the low-priority, when being multiplexed, is transmitted by using the power control parameter associated with the first UCI with the high-priority, and

wherein each of the first UCI and the second UCI comprises at least one of hybrid automatic repeat request acknowledgement (HARQ-ACK) information or a scheduling request (SR);

a priority of the SR is indicated by indication information in configuration information of radio resource control (RRC) of the SR; and

a priority corresponding to the HARQ-ACK information is determined according to a priority of an HARQ-ACK codebook indicated by an information domain in a physical downlink control channel (PDCCH).

Assignments (1)

Priority Claims (1)

Continuity (2)

References Cited (37)

Cited By (1)

US 12,652,669