# US 2023/0053557 A1 · Method for terminal for carrying out uplink communication in wireless communication system, and terminal using method

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- Number: US 2023/0053557 A1
- Document ID: US20230053557A1
- Status: Published application
- Kind: A1
- Application number: 17/979,221
- Filed: 2022-11-02
- Published: 2023-02-23
- Earliest claimed: 2016-08-03
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Seungmin LEE; Suckchel YANG; Daesung HWANG; Kijun KIM
- Web page: https://patentgrep.com/patent/US20230053557A1

## CPC

- H04L 5/0091: {Signalling for the administration of the divided path, e.g. signalling of configuration information}
- H04W 72/1268: of uplink data flows
- H04L 5/0023: {Time-frequency-space}
- H04W 52/146: {Uplink power control}
- H04W 52/247: {where the output power of a terminal is based on a path parameter sent by another terminal}
- H04W 52/325: {Power control of control or pilot channels}
- H04W 52/42: in systems with time, space, frequency or polarisation diversity
- H04W 72/04: Wireless resource allocation
- H04W 72/046: {the resource being in the space domain, e.g. beams}
- H04W 72/12: Wireless traffic scheduling
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- 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 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 52/16: Deriving transmission power values from another channel
- 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

Provided are a method for a terminal for carrying out uplink communication in a wireless communication system, and an apparatus using the method. The method receives an uplink communication-related parameter independently configured for each analog beam, and carries out the uplink communication on the basis of the parameter. If the uplink communication is carried out using a particular analog beam, then an uplink communication-related parameter configured on the particular analog beam is applied to the uplink communication.

## Claims

### Claim 1

A method of performing physical uplink control channel (PUCCH) transmission to a base station (BS) by a user equipment (UE) in a wireless communication system, the method comptising:
receiving, from the BS, a plurality of settings for the PUCCH transmission, wherein each of the plurality of settings includes information identifying a respective one of a plurality of reference signals;
receiving, from the BS, a signal informing of a setting among the plurality of settings for the PUCCH transmission;
determining a transmission power for the PUCCH transmission based on at least one power control parameter included in the setting; and
performing the PUCCH transmission using the transmission power.

### Claim 2 (depends on 1)

The method of claim 1, wherein the setting comprises information related to an identity of a reference signal among the plurality of reference signals.

### Claim 3 (depends on 1)

The method of claim 1, wherein the at least one power control parameter comprises an open-loop power control parameter.

### Claim 4 (depends on 1)

The method of claim 1, wherein the at least one power control parameter comprises information for a path loss.

### Claim 5 (depends on 1)

The method of claim 1, wherein the at least one power control parameter comprises information for a transmit power control (TPC) accumulation operation.

### Claim 6

A user equipment (UE) configured to perform physical uplink control channel (PUCCH) transmission to a base station (BS) in a wireless communication system, the UE comprising:
at least one transceiver;
at least one processor; and
at least one computer memory operably connectable to the at least one processor and storing instructions that, when executed, cause the at least one processor to perform operations comprising:
receiving, from the BS, a plurality of settings for the PUCCH transmission, wherein each of the plurality of settings includes information identifying a respective one of a plurality of reference signals;
receiving, from the BS, a signal informing of a setting among the plurality of settings for the PUCCH transmission;
determining a transmission power for the PUCCH transmission based on at least one power control parameter included in the setting; and
performing the PUCCH transmission using the transmission power.

### Claim 7 (depends on 6)

The UE of claim 6, whereinhe setting comprises information related to an identity of a reference signal among the plurality of reference signals.

### Claim 8 (depends on 6)

The UE of claim 6, wherein the at least one power control parameter comprises an open-loop power control parameter.

### Claim 9 (depends on 6)

The UE of claim 6, wherein the at least one power control parameter comprises information for a path loss.

### Claim 10 (depends on 6)

The UE of claim 6, wherein the at least one power control parameter comprises information for a transmit power control (TPC) accumulation operation.

### Claim 11

A method of receiving a physical uplink control channel (PUCCH) by a base station (BS) in a wireless communication system, the method comprising:
transmitting, to a user equipment (UE), a plurality of settings for a PUCCH transmission by the UE to the BS, wherein each of the plurality of settings includes information identifying a respective one of a plurality of eference signals;
transmitting, to the UE, a signal informing of a setting among the plurality of settings for the PUCCH transmission; and
receiving, from the UE, the PUCCH of which transmission power is determined based on at least one power control parameter included in the setting.

### Claim 12 (depends on 11)

The method of claim 11, wherein the setting comprises information related to an identity of a reference signal among the plurality of reference signals,

### Claim 13 (depends on 11)

The method of claim 11, wherein the at least one power control parameter comprises an open-loop power control parameter.

### Claim 14 (depends on 11)

The method of claim 11, wherein the at least one power control parameter comprises information for a path loss.

### Claim 15 (depends on 11)

The method of claim 11, wherein the at least one power control parameter comprises information for a transmit power control (TPC) accumulation operation.
