# US 2020/0288461 A1 · Method and user equipment for performing uplink transmission

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- Number: US 2020/0288461 A1
- Document ID: US20200288461A1
- Status: Published application
- Kind: A1
- Application number: 16/879,452
- Filed: 2020-05-20
- Published: 2020-09-10
- Earliest claimed: 2015-08-12
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Daesung HWANG; Suckchel YANG; Seungmin LEE
- Web page: https://patentgrep.com/patent/US20200288461A1

## CPC

- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network
- H04L 5/0012: {Hopping in multicarrier systems}
- H04L 5/0048: {Allocation of pilot signals, i.e. of signals known to the receiver (allocation of control signalling H04L5/0053; use of control signalling H04L5/0091)}
- H04L 5/0051: {of dedicated pilots, i.e. pilots destined for a single user or terminal}
- H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)}
- H04L 5/0094: {Indication of how sub-channels of the path are allocated}
- H04L 27/26: Systems using multi-frequency codes (H04L27/32 takes precedence)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

A disclosure of the present specification provides a new PUCCH format for allowing increased UCI HARQ-ACK; including CSI to be transmitted in an environment in which an enhanced carrier aggregation technology is used so that cells, the number of which exceeds five and is a maximum of X e.g., 32, can be aggregated.

## Claims

### Claim 1

A method for performing uplink transmission, the method performed by a wireless communication device and comprising:
receiving Physical Uplink Control Channel (PUCCH) configuration information for each of at least one PUCCH resource, wherein the PUCCH configuration information indicates whether frequency hopping is enabled or disabled for each PUCCH resource, wherein each PUCCH resource is associated with a respective one of a plurality of PUCCH formats, and wherein each PUCCH resource is associated with a respective PUCCH resource index;
determining, for a PUCCH resource among the at least one PUCCH resource, whether frequency hopping is enabled or disabled for the PUCCH resource, based on the PUCCH configuration information for the PUCCH resource;
based on frequency hopping being enabled for the PUCCH resource, transmitting a PUCCH signal on the PUCCH resource with frequency hopping; and
based on frequency hopping being disabled for the PUCCH resource, transmitting the PUCCH signal on the PUCCH resource without frequency hopping.

### Claim 2 (depends on 1)

The method of claim 1, wherein receiving the PUCCH configuration information for each of the at least one PUCCH resource comprises:
receiving first PUCCH configuration information which indicates whether the frequency hopping is enabled or disabled for a first PUCCH resource, among the at least one PUCCH resource, and
receiving second PUCCH configuration information which indicates whether the frequency hopping is enabled or disabled for a second PUCCH resource, among the at least one PUCCH resource.

### Claim 3 (depends on 2)

The method of claim 2, wherein based on the frequency hopping being enabled for the first PUCCH resource, a first PUCCH signal is transmitted on the first PUCCH resource with frequency hopping; and
wherein based on the frequency hopping being disabled for the second PUCCH resource, a second PUCCH signal is transmitted on the second PUCCH resource without frequency hopping.

### Claim 4 (depends on 1)

The method of claim 1, wherein the PUCCH signal includes at least one of (i) hybrid automatic repeat request (HARQ) ACK(Acknowledgement) information, (ii) a Scheduling request (SR), or (iii) Channel State Information(CSI).

### Claim 5 (depends on 1)

The method of claim 1, wherein the frequency hopping is related to slot-based frequency hopping for the each PUCCH resource.

### Claim 6 (depends on 5)

The method of claim 5, wherein the slot-based frequency hopping includes intra-slot frequency hopping.

### Claim 7 (depends on 1)

The method of claim 1, wherein based on the PUCCH resource being associated with a first PUCCH format among the plurality of PUCCH formats: an orthogonal cover code (OCC) is configured for the PUCCH signal, and
wherein based on the PUCCH resource being associated with a second PUCCH format among the plurality of PUCCH formats: an OCC is not configured for the PUCCH signal.

### Claim 8 (depends on 1)

The method of claim 1, wherein each of the plurality of PUCCH formats configures a respective number of Orthogonal Frequency Division Multiplexing (OFDM) symbols for the PUCCH signal.

### Claim 9 (depends on 1)

The method of claim 1, wherein each of the plurality of PUCCH formats configures a number of DMRS symbols per slot.

### Claim 10 (depends on 1)

The method of claim 1, wherein each PUCCH resource is further associated with an index of a resource block (RB) for the PUCCH resource.

### Claim 11

A wireless communication device configured to perform uplink transmission, the wireless communication device comprising:
at least one transceiver;
at least one processor; and
at least one computer memory operably connected 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 at least one transceiver, Physical Uplink Control Channel (PUCCH) configuration information for each of at least one PUCCH resource, wherein the PUCCH configuration information indicates whether frequency hopping is enabled or disabled for each PUCCH resource, wherein each PUCCH resource is associated with a respective one of a plurality of PUCCH formats, and wherein each PUCCH resource is associated with a respective PUCCH resource index;
determining, for a PUCCH resource among the at least one PUCCH resource, whether frequency hopping is enabled or disabled for the PUCCH resource, based on the PUCCH configuration information for the PUCCH resource;
based on frequency hopping being enabled for the PUCCH resource, transmitting a PUCCH signal on the PUCCH resource with frequency hopping, via the at least one transceiver; and
based on frequency hopping being disabled for the PUCCH resource, transmitting the PUCCH signal on the PUCCH resource without frequency hopping, via the at least one transceiver.

### Claim 12 (depends on 11)

The wireless communication device of claim 11, wherein receiving the PUCCH configuration information for each of the at least one PUCCH resource comprises:
receiving first PUCCH configuration information which indicates whether the frequency hopping is enabled or disabled for a first PUCCH resource, among the at least one PUCCH resource, and
receiving second PUCCH configuration information which indicates whether the frequency hopping is enabled or disabled for a second PUCCH resource, among the at least one PUCCH resource.

### Claim 13 (depends on 12)

The wireless communication device of claim 12, wherein based on the frequency hopping being enabled for the first PUCCH resource, a first PUCCH signal is transmitted on the first PUCCH resource with frequency hopping; and
wherein based on the frequency hopping being disabled for the second PUCCH resource, a second PUCCH signal is transmitted on the second PUCCH resource without frequency hopping.

### Claim 14 (depends on 11)

The wireless communication device of claim 11, wherein the PUCCH signal includes at least one of (i) hybrid automatic repeat request (HARQ) ACK(Acknowledgement) information, (ii) a Scheduling request (SR), or (iii) Channel State Information(CSI).

### Claim 15 (depends on 11)

The wireless communication device of claim 11, wherein the frequency hopping is related to slot-based frequency hopping for the each PUCCH resource.

### Claim 16 (depends on 15)

The wireless communication device of claim 15, wherein the slot-based frequency hopping includes intra-slot frequency hopping.

### Claim 17 (depends on 11)

The wireless communication device of claim 11, wherein based on the PUCCH resource being associated with a first PUCCH format among the plurality of PUCCH formats: an orthogonal cover code (OCC) is configured for the PUCCH signal, and
wherein based on the PUCCH resource being associated with a second PUCCH format among the plurality of PUCCH formats: an OCC is not configured for the PUCCH signal.

### Claim 18 (depends on 11)

The wireless communication device of claim 11, wherein each of the plurality of PUCCH formats configures a respective number of Orthogonal Frequency Division Multiplexing (OFDM) symbols for the PUCCH signal.

### Claim 19 (depends on 11)

The wireless communication device of claim 11, wherein each of the plurality of PUCCH formats configures a number of DMRS symbols per slot.

### Claim 20 (depends on 11)

The wireless communication device of claim 11, wherein each PUCCH resource is further associated with an index of a resource block (RB) for the PUCCH resource.
