# US 2026/0100807 A1 · Method, network node, processing device, and storage medium for performing communication in wireless communication system

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- Number: US 2026/0100807 A1
- Document ID: US20260100807A1
- Status: Published application
- Kind: A1
- Application number: 19/110,631
- Filed: 2023-10-04
- Published: 2026-04-09
- Earliest claimed: 2022-09-30
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Jaenam SHIM; Hyunsoo KO; Hyangsun YOU; Minwoo SONG; Seonwook KIM
- Web page: https://patentgrep.com/patent/US20260100807A1

## CPC

- H04B 7/024: Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
- H04L 5/14: Two-way operation using the same type of signal, i.e. duplex
- H04B 7/0617: {for beam forming}
- H04B 7/06952: {Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping}
- H04L 5/0035: {Resource allocation in a cooperative multipoint environment}
- H04L 5/005: {of common pilots, i.e. pilots destined for multiple users or terminals}
- H04L 5/1469: {using time-sharing}
- H04W 16/28: using beam steering
- H04W 72/1263: Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04B 17/24: with feedback of measurements to the transmitter
- H04B 17/345: Interference values ({signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]} H04B17/336)
- H04W 72/27: between access points
- H04B: TRANSMISSION
- 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 performing communication in a wireless communication system and a device for same. The method and device may be used to: transmit, to an adjacent network node, first intended time division duplex (TDD) configuration information about time division duplexed time period intervals including one or more downlink time intervals and one or more uplink time intervals; and receive second intended TDD configuration information including second beam information from the adjacent network, wherein the first intended TDD configuration information includes first beam information about a first time period interval among the time period intervals.

## Claims

### Claim 1

A method performed by a network node, communication with an adjacent network node in a wireless communication system, the method comprising:
transmitting, to an adjacent network node, first intended time division duplex (TDD) configuration information regarding a time periodicity period that includes one or more downlink time periods and one or more uplink time periods to which TDD is applied; and
receiving, from the adjacent network node, second intended TDD configuration information including second beam information,
wherein the first intended TDD configuration information includes first beam information regarding a first time period within the time periodicity period.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
configuring a beam direction for communication with a user equipment (UE) based on the first intended TDD configuration information and the second beam information.

### Claim 3 (depends on 1)

The method of claim 1, wherein the first beam information includes a transmission configuration indication (TCI) state identity (ID) related to the first time period.

### Claim 4 (depends on 1)

The method of claim 1, wherein the first beam information includes beam index information related to the first time period.

### Claim 5 (depends on 1)

The method of claim 1, wherein the first beam information includes information regarding a transmission reception point (TRP) identity (ID) activated for the first time period.

### Claim 6 (depends on 1)

The method of claim 1, wherein the first time period is a time period configured for a sub-band full duplex (SBFD) operation of the network node within the time periodicity period.

### Claim 7 (depends on 1)

The method of claim 1, wherein the first time period is a second time period for transmitting a cell-specific downlink signal within the one or more downlink time periods or a third time period for receiving a cell-specific uplink signal within the one or more uplink time periods.

### Claim 8 (depends on 1)

The method of claim 1, wherein the time periodicity period further includes at least one flexible time period, and
wherein the first time period is the at least one flexible time period.

### Claim 9 (depends on 7)

The method of claim 7, wherein the second time period is at least one of a time period configured for transmission of a synchronization signal block (SSB), a time period configured for transmission of a channel state information reference signal (CSI-RS), a time period configured for transmission of a type 0 physical downlink control channel (type0-PDCCH), or a time period in a specific control resource set (CORESET), and
wherein the third time period is a time period configured for reception of a random access channel (RACH).

### Claim 10 (depends on 1)

The method of claim 1, wherein based on that a frequency band for the first time period is divided into a first sub-band for downlink and a second sub-band for uplink, the first beam information includes information regarding at least one of a beam direction for the first sub-band or a beam direction for the second sub-band.

### Claim 11

A device comprising:
at least one processor; and
at least one memory connected to the at least one processor and storing instructions that, based on execution by the at least one processor, cause the at least one processor to:
transmit, to an adjacent network node, first intended time division duplex (TDD) configuration information regarding a time periodicity period that includes one or more downlink time periods and one or more uplink time periods to which TDD is applied; and
receive, from the adjacent network node, second intended TDD configuration information including second beam information,
wherein the first intended TDD configuration information includes first beam information regarding a first time period within the time periodicity period.

### Claim 12

(canceled)

### Claim 13

A network node 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, when executed, cause the at least one processor to perform operations comprising:
controlling the at least one transceiver to transmit, to an adjacent network node, first intended time division duplex (TDD) configuration information regarding a time periodicity period that includes one or more downlink time periods and one or more uplink time periods to which TDD is applied; and
receiving, from the adjacent network node, second intended TDD configuration information including second beam information,
wherein the first intended TDD configuration information includes first beam information regarding a first time period within the time periodicity period.

### Claim 14 (depends on 13)

The network node of claim 13, wherein the operations further comprise configuring a beam direction for communication with a user equipment (UE) based on the first intended TDD configuration information and the second beam information.

### Claim 15 (depends on 13)

The network node of claim 13, wherein the first beam information includes a transmission configuration indication (TCI) state identity (ID) related to the first time period.
