Method for uplink transmission in wireless communication system, and device therefor

1. A method for transmitting hybrid automatic repeat request-acknowledgment (HARQ-ACK) by a terminal in a wireless communication system, the method comprising:

receiving a physical downlink control channel (PDCCH) and a physical downlink shared channel (PDSCH) scheduled by the PDCCH; and

transmitting, in an uplink subframe n, HARQ-ACK information based on the PDSCH,

wherein transmitting the HARQ-ACK information in the uplink subframe n comprises:

based on the terminal not configured with a second processing time shorter than a first processing time: transmitting the HARQ-ACK information based on (i) at least one PDSCH in a first set of downlink subframes associated with the uplink subframe n, and (ii) a first set of physical uplink control channel (PUCCH) resources related to the first set of downlink subframes, and

based on the terminal configured with the second processing time; transmitting the HARQ-ACK information based on (i) at least one PDSCH in a second set of downlink subframes associated with the uplink subframe n, and (ii) a second set of PUCCH resources related to the second set of downlink subframes,

wherein the second set of downlink subframes comprises (i) at least one downlink subframe belonging to the first set of downlink subframes, and (ii) at least one downlink subframe not belonging to the first set of downlink subframes,

wherein the second set of PUCCH resources comprises (i) at least one first PUCCH resource based on the at least one downlink subframe belonging to the first set of downlink subframe, and (ii) at least one second PUCCH resource based on the at least one downlink subframe not belonging to the first set of downlink subframe, and

wherein the at least one first PUCCH resource belongs to the first set of PUCCH resources, and wherein the at least one second PUCCH resource different from the at least one first PUCCH resource does not belong to the first set of PUCCH resources.

2. The method according to claim 1 ,

wherein the HARQ-ACK information transmitted in the uplink subframe n is related to only one of the first processing time and the second processing time.

3. The method according to claim 1 ,

wherein a minimum interval between the uplink subframe n and the first set of downlink subframes is four subframes, and

wherein a minimum interval between the uplink subframe n and the second set of downlink subframes is three subframes.

4. The method according to claim 1 ,

wherein, based on a number of downlink subframes in a corresponding set of downlink subframes associated with the uplink subframe n being greater than or equal to a predetermined value, the HARQ-ACK information based on the corresponding set of downlink subframes is bundled.

5. The method according to claim 1 ,

wherein, based on a number of downlink subframes in a corresponding set of downlink subframes associated with the uplink subframe n being greater than or equal to a predetermined value, the HARQ-ACK information based on the corresponding set of downlink subframes is transmitted in a specific PUCCH format.

6. A terminal configured to transmit hybrid automatic repeat request-acknowledgment (HARQ-ACK) in a wireless communication system, the terminal comprising:

a transmitter and a receiver;

at least one processor; and

at least one computer memory operably connectable to the at least one processor and storing instructions that, based on being executed by the at least one processor, perform operations comprising:

receiving, via the receiver, a physical downlink control channel (PDCCH) and a physical downlink shared channel (PDSCH) scheduled by the PDCCH; and

transmitting, in an uplink subframe n via the transmitter, HARQ-ACK information based on the PDSCH,

wherein transmitting the HARQ-ACK information in the uplink subframe n comprises:

based on the terminal not configured with a second processing time shorter than a first processing time: transmitting the HARQ-ACK information based on (i) at least one PDSCH in a first set of downlink subframes associated with the uplink subframe n and (ii) a first set of physical uplink control channel (PUCCH) resources related to the first set of downlink subframes; and

based on the terminal configured with the second processing time; transmitting the HARQ-ACK information based on (i) at least one PDSCH in a second set of downlink subframes associated with the uplink subframe n, and (ii) a second set of PUCCH resources related to the second set of downlink subframes,

wherein the second set of downlink subframes comprises (i) at least one downlink subframe belonging to the first set of downlink subframes, and (ii) at least one downlink subframe not belonging to the first set of downlink subframes,

wherein the second set of PUCCH resources comprises (i) at least one first PUCCH resource based on the at least one downlink subframe belonging to the first set of downlink subframe, and (ii) at least one second PUCCH resource based on the at least one downlink subframe not belonging to the first set of downlink subframe, and

wherein the at least one first PUCCH resource belongs to the first set of PUCCH resources, and wherein the at least one second PUCCH resource different from the at least one first PUCCH resource does not belong to the first set of PUCCH resources.

7. The terminal according to claim 6 ,

wherein the HARQ-ACK information transmitted in the uplink subframe n is related to only one of the first processing time or the second processing time.

8. The terminal according to claim 6 ,

wherein a minimum interval between the uplink subframe n and the first set of downlink subframes is four subframes, and

wherein a minimum interval between the uplink subframe n and the second set of downlink subframes is three subframes.

9. The terminal according to claim 6 ,

wherein, based on a number of downlink subframes in a corresponding set of downlink subframes associated with the uplink subframe n being greater than or equal to a predetermined value, the HARQ-ACK information based on the corresponding set of downlink subframes is bundled.

10. The terminal according to claim 6 ,

wherein, based on a number of downlink subframes in a corresponding set of downlink subframes associated with the uplink subframe n being greater than or equal to a predetermined value, the HARQ-ACK information based on the corresponding set of downlink subframes is transmitted in a specific PUCCH format.

11. The method according to claim 1 ,

wherein the first set of downlink subframes associated with the uplink subframe n comprises downlink subframe n-x,

where x∈X, and where X is a set of M elements {x 0 , x 1 , . . . , x M−1 } defined in the following table:

Time division

duplex (TDD)

uplink/downlink

Subframe n

configuration

0

1

2

3

4

5

6

7

8

9

0

—

—

6

—

4

—

—

6

—

4

1

—

—

7, 6

4

—

—

—

7, 6

4

—

2

—

—

8, 7,

—

—

—

—

8, 7,

—

—

4, 6

4, 6

3

—

—

7, 6, 11

6, 5

5, 4

—

—

—

—

—

4

—

—

12, 8,

6, 5,

—

—

—

—

—

—

7, 11

4, 7

5

—

—

13, 12,

—

—

—

—

—

—

—

9, 8,

7, 5, 4,

11, 6

6

—

—

7

7

5

—

—

7

7

—.

12. The method according to claim 1 ,

wherein the at least one downlink subframe not belonging to the first set of downlink subframes, among the second set of downlink subframes, comprises downlink subframe n-y,

where y∈Y, and where Y is a set of L elements {y 0 , y 1 , . . . , y L−1 } defined in the following table:

TDD uplink/downlink

Subframe n

Configuration

0

1

2

3

4

5

6

7

8

9

0

—

—

—

3

3

—

—

—

3

3

1

—

—

3

3

—

—

—

3

3

—

2

—

—

3

—

—

—

—

3

—

—

3

—

—

5

4

3

—

—

—

—

—

4

—

—

6

3

—

—

—

—

—

—

5

—

—

3

—

—

—

—

—

—

—

6

—

—

6

4

4

—

—

6

3

—.

13. The terminal according to claim 6 ,

wherein the first set of downlink subframes associated with the uplink subframe n comprises downlink subframe n-x,

where x∈X, and where X is a set of M elements {x 0 , x 1 , . . . , x M−1 } defined in the following table:

Time division

duplex (TDD)

uplink/downlink

Subframe n

configuration

0

1

2

3

4

5

6

7

8

9

0

—

—

6

—

4

—

—

6

—

4

1

—

—

7, 6

4

—

—

—

7, 6

4

—

2

—

—

8, 7, 4, 6

—

—

—

—

8, 7, 4, 6

—

—

3

—

—

7, 6, 11

6, 5

5, 4

—

—

—

—

—

4

—

—

12, 8, 7, 11

6, 5, 4, 7

—

—

—

—

—

—

5

—

—

13, 12, 9, 8,

—

—

—

—

—

—

—

7, 5, 4, 11, 6

6

—

—

7

7

5

—

—

7

7

 —.

14. The terminal according to claim 6 ,

wherein the at least one downlink subframe not belonging to the first set of downlink subframes, among the second set of downlink subframes, comprises downlink subframe n-y,

where y∈Y, and where Y is a set of L elements {y 0 , y 1 , . . . , y L−1 } defined in the following table:

TDD uplink/downlink

Subframe n

configuration

0

1

2

3

4

5

6

7

8

9

0

—

—

—

3

3

—

—

—

3

3

1

—

—

3

3

—

—

—

3

3

—

2

—

—

3

—

—

—

—

3

—

—

3

—

—

5

4

3

—

—

—

—

—

4

—

—

6

3

—

—

—

—

—

—

5

—

—

3

—

—

—

—

—

—

—

6

—

—

6

4

4

—

—

6

3

—.