公开(公告)号：US20230117298A1

公开(公告)日：2023-04-20

申请号：US17909546

申请日：2021-03-05

Applicant: LG ELECTRONICS INC.

Inventor： Haewook PARK ,  Byounghoon KIM ,  Joonkui AHN ,  Hyangsun YOU

IPC: H04L5/14 ,  H04W72/044

Abstract: According to various embodiments, disclosed are a method and a device for performing a mobile terminal (MT) operation and a distributed unit (DU) operation by an IAB node in a wireless communication system in which frequency division duplex (FDD) is supported. Disclosed are the method and the device for the method, the method comprising the steps of: receiving first resource configuration information relating to the MT operation and second resource configuration information relating to the DU operation; and performing the MT operation on the basis of the first resource configuration information and performing the DU operation on the basis of the second resource configuration information, wherein, on the basis that there is no report on a multiplexing capability between the MT operation and the DU operation, the first resource configuration information and the second resource configuration information: support simultaneously performing an MT reception operation and a DU reception operation and simultaneously performing an MT transmission operation and a DU transmission operation; and prohibit to support simultaneously performing the MT transmission operation and the DU reception operation and simultaneously performing the MT reception operation and the DU transmission operation.

公开(公告)号：US20230081534A1

公开(公告)日：2023-03-16

申请号：US17984733

申请日：2022-11-10

Applicant: LG Electronics Inc.

Inventor： Kyuseok KIM ,  Jiwon KANG ,  Haewook PARK

IPC: H04W72/12 ,  H04L5/00

Abstract: A method of transmitting channel state information (CSI) in a wireless communication system includes: receiving, from a base station, configuration information related to CSI; receiving, from the base station, a CSI-reference signal (CSI-RS) on a plurality of CSI-RS resources; and transmitting, to the base station, first CSI based on the configuration information. The plurality of CSI-RS resources corresponding to the configuration information are configured with (i) one or more channel measurement resources (CMRs) configured to be used to derive CSI based on a single CMR and (ii) one or more CMR pairs configured to be used to derive CSI based on a single CMR pair, unless there is a specific configuration by the configuration information, based on the first CSI being CSI derived based on a single CMR, any CMR included in the one or more CMR pairs may be not used to derive the first CSI.

公开(公告)号：US20230061346A1

公开(公告)日：2023-03-02

申请号：US17968473

申请日：2022-10-18

Applicant: LG ELECTRONICS INC.

Inventor： Haewook PARK ,  Hyungtae Kim ,  Jiwon Kang

IPC: H04W72/06 ,  H04W72/04 ,  H04B7/06

Abstract: The present invention relates to NR communication. A method for a user equipment provided with a plurality of panels or antennas to transmit an uplink signal to a plurality of transmission reception points (TRPs) comprises the steps of: receiving Downlink Control Indicators (DCI) including first to n-th field values; and transmitting identical uplink data to the plurality of TRPs by using the same number of antenna ports on the basis of the DCIs, wherein the first field value among the first to n-th field values may be determined on the basis of a Transmission Rank Indicator (TRI) and a Transmit Precoder Matrix Indicator (TPMI) corresponding to the selected first TRP among the plurality of TRPs, the second to n-th field values may be determined on the basis of second to n-th TPMIs respectively corresponding to the remaining second to n-th TRPs other than the selected first TRP, and the TRIs corresponding to the second to n-th field values may be determined on the basis of the TRI in the first field value.

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.