公开(公告)号：US20230047906A1

公开(公告)日：2023-02-16

申请号：US17431259

申请日：2020-02-17

Applicant: LG Electronics Inc.

Inventor： Hyunsu CHA ,  Sukhyon Yoon ,  Kilbom LEE ,  Haewook PARK

IPC: H04L5/00

Abstract: The present disclosure provides a method for transmitting a demodulation reference signal. Specifically, the method performed by the terminal comprising: receiving, from a base station, a radio resource control (RRC) signaling including control information representing that transform precoding for an uplink is enabled; generating a low peak to average power ratio (PAPR) sequence based on a length-6 sequence; generating a sequence used for the demodulation reference signal based on the low PAPR sequence; and transmitting, to the base station, the demodulation reference signal based on the sequence used for the demodulation reference signal, wherein the length-6 sequence has an 8-Phase Shift Keying (PSK) symbol as each element of the sequence.

公开(公告)号：US20230037808A1

公开(公告)日：2023-02-09

申请号：US17788278

申请日：2020-12-23

Applicant: LG ELECTRONICS INC.

Inventor： Haewook PARK ,  Hyangsun YOU ,  Sukhyon YOON

IPC: H04W56/00

Abstract: The present specification provides a method for performing an integrated access and backhaul (IAB) operation performed by a node in a wireless communication system, and an apparatus therefor, the method comprising: performing an initial access operation with another node; receiving, from the other node, at least one piece of timing advance (TA) information or T delta information, wherein downlink transmission timing of the node and uplink transmission timing of the node are aligned or determined on the basis of the at least one piece of TA information or T_delta information; and performing the IAB operation on the basis of the downlink transmission timing and the uplink transmission timing.

公开(公告)号：US20220393926A1

公开(公告)日：2022-12-08

申请号：US17886223

申请日：2022-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsu CHA ,  Sukhyon Yoon ,  Kilbom LEE ,  Haewook PARK

IPC: H04L27/26 ,  H04L5/00 ,  H04L5/02 ,  H04W52/42

Abstract: Disclosed herein is a method for transmitting a demodulation reference signal for an uplink control signal in a wireless communication system. Specifically, the method performed by a terminal includes: generating a low peak to average power ratio (PAPR) sequence based on a length-6 sequence; generating a sequence used for the demodulation reference signal based on the low PAPR sequence; and transmitting, to a base station, the demodulation reference signal based on the sequence used for the demodulation reference signal, in which the length-6 sequence has an 8-phase shift keying (PSK) symbol as each element of a sequence.

公开(公告)号：US20220329295A1

公开(公告)日：2022-10-13

申请号：US17629331

申请日：2020-07-23

Applicant: LG ELECTRONICS INC. ,  SOGANG UNIVERSITY RESEARCH FOUNDATION

Inventor： Haewook PARK ,  Wonjae RYOO ,  Wonjin SUNG ,  Jonghyun PARK

IPC: H04B7/0456 ,  H04L5/00 ,  H04W24/08

Abstract: Disclosed are a method for reporting channel state information (CSI) in a wireless communication system, and a device therefor. Specifically, a method for reporting CSI by a user equipment (UE) in a wireless communication system comprises the step of: receiving a CSI-related reference signal; measuring CSI on the basis of the reference signal and a codebook; and reporting the CSI, wherein reception and transmission operations of the UE are performed on the basis of a three-dimensionally shaped antenna array formed by arranging a plurality of antenna elements in a three-dimensional configuration, the antenna array comprises a plurality of antenna elements, and the codebook is generated on the basis of the path difference between the distance from the origin, which is the center of the three-dimensional shape, to the UE and the distance from a specific antenna element to the UE.

公开(公告)号：US20220217654A1

公开(公告)日：2022-07-07

申请号：US17604688

申请日：2020-04-27

Applicant: LG ELECTRONICS INC.

Inventor： Jiwon KANG ,  Jonghyun PARK ,  Haewook PARK

IPC: H04W52/36 ,  H04W52/14

Abstract: Proposed are a method for reporting power information in a wireless communication system and a device therefor. In detail, the method, performed by a terminal, comprises the steps of: receiving power report configuration information from a base station; and reporting power information to the base station on the basis of the power report configuration information, wherein the terminal comprises a plurality of panels, and the power information can comprise power headroom information regarding the plurality of panels and maximum transmission power information regarding the plurality of panels.

公开(公告)号：US20220191078A1

公开(公告)日：2022-06-16

申请号：US17682601

申请日：2022-02-28

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsu CHA ,  Sukhyon Yoon ,  Kilbom LEE ,  Haewook PARK

IPC: H04L27/26 ,  H04L5/00 ,  H04L5/02 ,  H04W52/42

Abstract: Disclosed herein is a method for transmitting a demodulation reference signal for an uplink control signal in a wireless communication system. Specifically, the method performed by a terminal includes: generating a low peak to average power ratio (PAPR) sequence based on a length-6 sequence; generating a sequence used for the demodulation reference signal based on the low PAPR sequence; and transmitting, to a base station, the demodulation reference signal based on the sequence used for the demodulation reference signal, in which the length-6 sequence has an 8-phase shift keying (PSK) symbol as each element of a sequence.

公开(公告)号：US20220190892A1

公开(公告)日：2022-06-16

申请号：US17601517

申请日：2020-03-30

Applicant: LG ELECTRONICS INC.

Inventor： Haewook PARK ,  Kijun KIM

IPC: H04B7/0456 ,  H04W28/02

Abstract: The present disclosure provides a method for transmitting an uplink signal by a terminal in a wireless communication system.
More specifically, a method performed by the terminal comprises: receiving, from a base station, first control information related to a delay value which is applied to precoding for small-delay cyclic delay diversity (CDD); layer mapping complex-valued modulation symbol to at least one transmission layer; precoding, based on a precoding matrix and a diagonal matrix, for transmitting complex-valued modulation symbol on each transmission layer on an antenna port; and transmitting, to the base station, the uplink signal, wherein the diagonal matrix is determined based on the delay value, and wherein the delay value is determined based on the first control information and second control information which is determined based a size of a configured band.

公开(公告)号：US20220174700A1

公开(公告)日：2022-06-02

申请号：US17593841

申请日：2020-03-25

Applicant: LG ELECTRONICS INC.

Inventor： Seongwon GO ,  Suckchel YANG ,  Jiwon KANG ,  Jonghyun PARK ,  Seonwook KIM ,  Haewook PARK

IPC: H04W72/12 ,  H04W72/04 ,  H04L1/18 ,  H04L1/08 ,  H04L5/14 ,  H04L27/26

Abstract: A method for transmitting a physical uplink shared channel (PUSCH) by a terminal in a wireless communication system according to an embodiment of the present specification comprises the step of: receiving sounding reference signal (SRS)-related configuration information; receiving downlink control information (DCI) for scheduling a first PUSCH; transmitting the first PUSCH on the basis of the DCI; and transmitting a second PUSCH.

公开(公告)号：US20220158798A1

公开(公告)日：2022-05-19

申请号：US17438664

申请日：2020-02-11

Applicant: LG ELECTRONICS INC.

Inventor： Jaehoon CHUNG ,  Haewook PARK ,  Jiwon KANG

IPC: H04L5/00

Abstract: The present disclosure provides a method for reporting channel state information in a wireless communication system, and an apparatus therefor. Specifically, a method for reporting channel state information (CSI) by a terminal (user equipment, UE) in a wireless communication system comprises the steps of: receiving CSI-related configuration information from a base station (BS); receiving a reference signal from the base station; calculating CSI on the basis of the reference signal; and transmitting, to the base station, uplink control information (UCI) for reporting of the CSI, wherein the CSI is calculated based on a codebook, and the CSI includes first information and second information selected based on the first information.

公开(公告)号：US20220103227A1

公开(公告)日：2022-03-31

申请号：US17427396

申请日：2020-01-28

Applicant: LG Electronics Inc.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Haewook PARK

IPC: H04B7/06 ,  H04W76/19 ,  H04W72/08 ,  H04W72/04

Abstract: Disclosed are: a method for a terminal, in a wireless communication system comprising the terminal and a base station including a plurality of cells, to report a beam failure of at least one cell among a plurality of cells set to the terminal; and a terminal and a base station supporting same. According to one applicable embodiment, the terminal can report beam failure information to the base station more efficiently, on the basis of a specific CSI trigger state called/directed from the base station and the at least one cell in which beam failure has occurred, and in response, the base station can recognize, with low signaling overhead, the beam failure of the at least one cell.