# US 2020/0288457 A1 · Device and method for transmitting uplink control signal in wireless communication system

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- Number: US 2020/0288457 A1
- Document ID: US20200288457A1
- Status: Published application
- Kind: A1
- Application number: 16/645,440
- Filed: 2018-09-07
- Published: 2020-09-10
- Earliest claimed: 2017-09-08
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Sungnam HONG; Yongok KIM; Chanhong KIM; Yeohun YUN; Jongbu LIM; Taeyoung KIM
- Web page: https://patentgrep.com/patent/US20200288457A1

## CPC

- H04L 1/1861: {Physical mapping arrangements (for ACK signaling see also H04L5/0053)}
- H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network
- H04L 1/1812: Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L 1/1864: {ARQ related signaling (H04L1/1607 takes precedence)}
- H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)}
- H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA
- H04L 5/0007: {the frequencies being orthogonal, e.g. OFDM(A) or DMT}
- 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

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-Generation (4G) communication system such as long-term evolution (LTE). The present disclosure is for transmitting an uplink control signal in a wireless communication system, an operating method of a terminal comprises receiving information notifying an indication scheme relating to a carrier for transmission of uplink control information and receiving subcarrier for the transmission of the uplink control information according to the indication scheme.

## Claims

### Claim 1

A method for operating a terminal in a wireless communication system, comprising:
receiving information notifying an indication scheme relating to a carrier for transmission of uplink control information; and
receiving subcarrier information for the transmission of the uplink control information according to the indication scheme,
wherein the carrier for the transmission of the uplink control information is one of uplink carriers used for carrier aggregation (CA) of the terminal.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
transmitting capability information of the terminal to determine the indication scheme.

### Claim 3 (depends on 1)

The method of claim 1, further comprising:
receiving control information indicating a size of information indicating an acknowledge (ACK) timing.

### Claim 4

A method for operating a base station in a wireless communication system, comprising:
transmitting information notifying an indication scheme relating to a carrier for transmission of uplink control information of a terminal; and
transmitting subcarrier information for the transmission of the uplink control information according to the indication scheme,
wherein the carrier for the transmission of the uplink control information is one of uplink carriers used for carrier aggregation (CA) of the terminal.

### Claim 5 (depends on 4)

The method of claim 4, further comprising:
receiving capability information of the terminal to determine the indication scheme.

### Claim 6 (depends on 4)

The method of claim 4, further comprising:
transmitting control information indicating a size of information indicating an acknowledge (ACK) timing.

### Claim 7

An apparatus of a terminal in a wireless communication system, comprising:
a transceiver; and
at least one processor operably coupled to the transceiver, and configured to:
receive information notifying an indication scheme relating to a carrier for transmission of uplink control information; and
receive subcarrier information for the transmission of the uplink control information according to the indication scheme,
wherein the carrier for the transmission of the uplink control information is one of uplink carriers used for carrier aggregation (CA) of the terminal.

### Claim 8 (depends on 7)

The apparatus of claim 7, wherein the at least one processor further configured to transmit capability information of the terminal to determine the indication scheme.

### Claim 9 (depends on 7)

The apparatus of claim 7, wherein the at least one processor further configured to receive control information indicating a size of information indicating an acknowledge (ACK) timing.

### Claim at position 10

10-12. (canceled)

### Claim 13 (depends on 1)

The method of claim 1, wherein the indication scheme is one of a static indication mode, a semi-static indication mode, and a dynamic indication mode.

### Claim 14 (depends on 1)

The method of claim 1, wherein control information indicating a size of information indicating an ACK timing is provided to the terminal, and
wherein the information indicating the ACK timing is differently interpreted according to at least one of a subcarrier spacing of each of the uplink carriers, and the carrier for the transmission of the uplink control information.

### Claim 15 (depends on 4)

The method of claim 4, wherein the indication scheme is one of a static indication mode, a semi-static indication mode, and a dynamic indication mode.

### Claim 16 (depends on 7)

The apparatus of claim 7, wherein the indication scheme is one of a static indication mode, a semi-static indication mode, and a dynamic indication mode.

### Claim 17 (depends on 4)

The method of claim 4, wherein control information indicating a size of information indicating an ACK timing is provided to the terminal, and
wherein the information indicating the ACK timing is differently interpreted according to at least one of a subcarrier spacing of each of the uplink carriers, and the carrier for the transmission of the uplink control information.

### Claim 18 (depends on 7)

The apparatus of claim 7, wherein control information indicating a size of information indicating an ACK timing is provided to the terminal, and
wherein the information indicating the ACK timing is differently interpreted according to at least one of a subcarrier spacing of each of the uplink carriers, and the carrier for the transmission of the uplink control information.

### Claim 19 (depends on 1)

The method of claim 1, wherein the receiving information notifying the indication scheme relating to the carrier for the transmission of the uplink control information comprises:
receiving a request for capability information report of the terminal;
transmitting the capability information report to a base station;
receiving information of a carrier indication mode for the uplink control signal transmission of the terminal; and
obtaining the carrier indication mode for the carrier indication mode for the uplink control signal transmission of the terminal.

### Claim 20 (depends on 1)

The method of claim 1, wherein the receiving the subcarrier information for the transmission of the uplink control information according to the indication scheme comprises:
receiving, from a base station, a request for channel state feedback for the supportable carrier;
transmitting, to the base station, a measurement result of the channel for the supportable carrier;
receiving the subcarrier information for the transmission of the uplink control information.

### Claim 21 (depends on 4)

The method of claim 4, wherein the transmitting information notifying the indication scheme relating to the carrier for transmission of uplink control information of a terminal comprises:
transmitting a request for capability information report of the terminal;
receiving the capability information report from the terminal;
transmitting information of a carrier indication mode for the uplink control signal transmission of the terminal; and
obtaining the carrier indication mode for the carrier indication mode for the uplink control signal transmission of the terminal.

### Claim 22 (depends on 1)

The method of claim 1, wherein the transmitting the subcarrier information for the transmission of the uplink control information according to the indication scheme comprises:
transmitting, to the terminal, a request for channel state feedback for the supportable carrier;
receiving, from the terminal, a measurement result of the channel for the supportable carrier;
transmitting the subcarrier information for the transmission of the uplink control information.
