公开(公告)号：US20220240319A1

公开(公告)日：2022-07-28

申请号：US17717574

申请日：2022-04-11

Applicant: LG ELECTRONICS INC.

Inventor： Seonwook KIM ,  Joonkui AHN ,  Yunjung YI ,  Hanjun PARK ,  Kijun KIM ,  Suckchel YANG

IPC: H04W74/08 ,  H04W8/00 ,  H04W16/28 ,  H04W24/10

Abstract: Disclosed are a method for transmitting and receiving a signal between a terminal and a base station in a wireless communication system supporting an unlicensed band, and devices supporting same. More particularly, disclosed are a method for transmitting a signal by means of applying analog beam varying/independent for each symbol unit, and devices supporting same, the method characterized by transmitting a signal by means of applying an analog beam varying/independent for each symbol on the basis of the successful location of a channel access procedure (e.g., listen before talk (LBT)) for signal transmission in an unlicensed band.

公开(公告)号：US20220236366A1

公开(公告)日：2022-07-28

申请号：US17608380

申请日：2020-05-04

Applicant: LG Electronics Inc.

Inventor： Hyunsu CHA ,  Woosuk KO ,  Hyunsoo KO ,  Kijun KIM ,  Sukhyon YOON

IPC: G01S5/06 ,  H04B7/06 ,  H04L5/00 ,  H04W72/04 ,  H04W52/24 ,  H04W52/32 ,  H04W16/28

Abstract: According to an aspect of the present disclosure, a method performed by a user equipment (UE) in a wireless communication system comprises: receiving uplink reference signal (UL RS) configuration information; and transmitting a UL RS via a UL RS resource configured on the basis of the UL RS configuration information, wherein the UL RS resource includes at least one resource element (RE), the UL RS is for positioning, the at least one RE is configured as N-comb in a frequency domain, a start position in the frequency domain of each of the at least one RE is determined on the basis of a preconfigured offset and a comb offset included in the UL RS configuration information, and the preconfigured offset is acquired on the basis of the N-comb and at least one orthogonal frequency division multiplexing (OFDM) symbol of the at least one RE, wherein N is a natural number.

公开(公告)号：US20220166480A1

公开(公告)日：2022-05-26

申请号：US17669895

申请日：2022-02-11

Applicant: LG ELECTRONICS INC.

Inventor： Haewook PARK ,  Jiwon KANG ,  Jonghyun PARK ,  Kijun KIM ,  Sukhyon YOON

IPC: H04B7/06 ,  H04L1/00 ,  H04L1/06 ,  H04W24/10 ,  H04L5/00 ,  H04W72/04 ,  H04B7/0456

Abstract: Disclosed herein are a method and a device for transmitting a message in an initial access procedure by a user equipment (UE) in a wireless communication system. According to the present disclosure, a UE may transmit to a base station capability information associated with transmission power of the UE and the information may include a subset including at least one transmit precoding matrix indicator (TPMI) supported by the UE. The UE may receive first control information for transmitting a message associated with an initial access and the control information may include a TPMI used for the UE to transmit the message. Thereafter, the UE may transmit to the base station the message by using transmission power determined based on the TPMI and the transmission power may be determined according to whether the TPMI is included in the at least one TPMI.

公开(公告)号：US20220159719A1

公开(公告)日：2022-05-19

申请号：US17665001

申请日：2022-02-04

Applicant: LG Electronics Inc.

Inventor： Eunsun KIM ,  Kijun KIM ,  Hyunsoo KO ,  Suckchel YANG ,  Yunjung YI ,  Kilbom LEE

IPC: H04W74/08 ,  H04W48/10 ,  H04W56/00 ,  H04W74/00 ,  H04W48/14 ,  H04W72/00 ,  H04W72/04

Abstract: In a wireless communication system according to the present invention, a plurality of synchronization signals may be transmitted on a cell. The plurality of synchronization signals may be respectively associated with a plurality of random access channel establishments. A user equipment may receive at least one of the plurality of synchronization signals. The user equipment may transmit a random access channel using a random access channel.

公开(公告)号：US20220094491A1

公开(公告)日：2022-03-24

申请号：US17310408

申请日：2019-01-31

Applicant: LG ELECTRONICS INC.

Inventor： Kukheon CHOI ,  Jiwon KANG ,  Kijun KIM ,  Bonghoe KIM

IPC: H04L5/00

Abstract: A method of receiving, by a base station, channel state information (CSI) for a THz communication system based-CoMP operation may comprise the steps of: on the basis of beam information of each TRP, each panel, each BWP, or each cell, transmitting CSI association information of each TRP, each panel, each BWP, or each cell to a terminal; transmitting a first CSI request to the terminal; receiving first CSI from the terminal through a corresponding CSI feedback area according to a first reporting setting connected to the first CSI request; and on the basis of the first reporting setting, acquiring information on a TRP, a panel, a BWP, or a cell corresponding to the first CSI among each TRP, each panel, each BWP, or each cell.

公开(公告)号：US20210320711A1

公开(公告)日：2021-10-14

申请号：US17272774

申请日：2019-09-06

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Kijun KIM ,  Sukhyon YOON

IPC: H04B7/08 ,  H04W76/19 ,  H04W74/08 ,  H04W80/02 ,  H04W16/28

Abstract: The present disclosure proposes an operation method of a terminal operating on the basis of one primary cell (PCell) and one or more secondary cells (SCell) in a wireless communication system, and a terminal supporting same. According to one embodiment applicable to the present disclosure, a terminal may adaptively change a PRACH resource having successfully performed BFR to an uplink beam of an SCell or maintain an uplink beam of an existing SCell, on the basis of whether an uplink beam related to a PCell is possible to be used as an uplink beam related to the SCell. Through this, the terminal may properly manage the uplink beam of the SCell.

公开(公告)号：US20210315012A1

公开(公告)日：2021-10-07

申请号：US17261428

申请日：2019-08-05

Applicant: LG Electronics Inc.

Inventor： Sukhyon YOON ,  Seonwook KIM ,  Joonkui AHN ,  Kijun KIM

IPC: H04W74/08 ,  H04W74/00 ,  H04W24/08 ,  H04B7/06 ,  H04L5/00

Abstract: The present invention discloses a method for a base station to transmit a radio link monitoring-reference signal (RLM-RS) in an unlicensed band. In particular, the method may divide a frequency band for the RLM-RS into a plurality of sub-bands, perform a channel clearance assessment (CCA) for each of the plurality of sub-bands, and transmit the RLM-RS via each of the plurality of sub-bands on the basis of the result of performing the CCA.

公开(公告)号：US20210306038A1

公开(公告)日：2021-09-30

申请号：US16317811

申请日：2017-07-24

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae KIM ,  Hanbyul SEO ,  Jiwon KANG ,  Kijun KIM ,  Seungmin LEE ,  Hyungtae KIM

IPC: H04B7/0456 ,  H04L5/00

Abstract: The present invention relates to a method for transmitting a signal by a terminal in a wireless communication system supporting multiple input multiple output (MIMO), the method comprising the steps of: notifying a base station of a particular serving beam selected on the basis of a reference signal; determining reception vectors for one or more beams including the particular serving beam received from the base station; and transmitting a sounding reference signal (SRS) configured from a predetermined number of ports to the base station by applying precoding on the basis of the reception vectors.

公开(公告)号：US20210297169A1

公开(公告)日：2021-09-23

申请号：US17340918

申请日：2021-06-07

Applicant: LG Electronics Inc.

Inventor： Sukhyon YOON ,  Hyunsoo KO ,  Kijun KIM ,  Youngsub KIM ,  Eunsun KIM

IPC: H04B17/318 ,  H04W24/08 ,  H04W56/00 ,  H04L1/00 ,  H04L5/00 ,  H04W24/10

Abstract: A method for measuring a Synchronization Signal Block (SSB) by a terminal in a wireless communication system. In particular, the method may include: receiving a cell list including information of at least one first cell, first SSB transmission periodicity information for the at least one cell, and second SSB transmission periodicity information for a second cell that is not included in the cell list; measuring Reference Signal Received Power (RSRP) for an SSB of the at least one first cell based on a first SSB measurement window, which is set up by using the first SSB transmission periodicity information; and measuring RSRP for an SSB of the second cell based on a second SSB measurement window, which is set up by using the second SSB transmission periodicity information.

公开(公告)号：US20210281455A1

公开(公告)日：2021-09-09

申请号：US16334655

申请日：2017-09-08

Applicant: LG Electronics Inc.

Inventor： Sangrim LEE ,  Hojae LEE ,  Kijun KIM

IPC: H04L27/26 ,  H04L27/00 ,  H04W74/08 ,  H04W72/04

Abstract: A method for transmitting an uplink signal by a terminal in a wireless communication system according to an embodiment of the present invention comprises the steps of: receiving information indicating one of a cyclic prefix-orthogonal frequency divisional multiplexing (CP-OFDM) scheme and a discrete Fourier transform-spreading-OFDM (DFT-s-OFDM) scheme from a base station; generating a waveform of an uplink signal according to the indicated scheme; and transmitting the generated waveform of the uplink signal to the base station, wherein modulation of the uplink signal by a terminal through a modulation scheme having a lowest modulation order may be allowed only when the waveform of the uplink signal is generated by the DFT-s-OFDM scheme.