公开(公告)号：US20220061037A1

公开(公告)日：2022-02-24

申请号：US17519941

申请日：2021-11-05

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Kyuhwan KWAK ,  Yunjung YI

IPC: H04W72/04 ,  H04L5/00 ,  H04W72/12

Abstract: A method for transmitting/receiving data in a wireless communication system and a device for supporting same are presented. Particularly, a method by which a terminal receives a physical downlink shared channel (PDSCH) in a wireless communication system comprises the steps of: receiving, from a base station, downlink control information (DCI) for scheduling the PDSCH in a nth transmission time unit; and determining whether the PDSCH is received on the basis of the DCI, wherein the DCI includes information for indicating whether a demodulation reference signal (DMRS) for the PDSCH exists in the nth transmission time unit.

公开(公告)号：US20210368453A1

公开(公告)日：2021-11-25

申请号：US16970943

申请日：2019-03-05

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Kyuhwan KWAK ,  Yunjung YI

IPC: H04W52/32 ,  H04L1/18 ,  H04W72/04 ,  H04W52/28 ,  H04W52/14

Abstract: The present specification suggests a method for transmitting an uplink channel in a wireless communication system and a device supporting same. More particularly, a method for transmitting, by a terminal, a physical uplink control channel (PUCCH) in a wireless communication system, comprises the steps of: receiving a physical uplink shared channel (PDSCH) from a base station; and transmitting, to the base station, the PUCCH including hybrid automatic retransmit request (HARQ)-acknowledgment (ACK) information for the PDSCH, wherein the PDSCH includes a first PDSCH and a second PDSCH, and the transmission power of the PUCCH is determined on the basis of a priority between the first PDSCH and the second PDSCH and/or a bit configuration of the HARQ-ACK information.

公开(公告)号：US20210320821A1

公开(公告)日：2021-10-14

申请号：US17264422

申请日：2019-08-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Duckhyun BAE ,  Yunjung YI ,  Inkwon SEO

IPC: H04L25/02 ,  H04W72/04 ,  H04W56/00 ,  H04W74/08

Abstract: A method of performing channel estimation of a physical downlink control channel (PDCCH) in a wireless communication system is disclosed. Specifically, the method performed by a user equipment (UE) includes receiving a synchronization signal block (SSB) from a base station, receiving system information (SI) from the base station based on the SSB, transmitting a physical random access channel (PRACH) preamble to the base station, receiving a response to the PRACH preamble from the base station, transmitting UE capability information related to the channel estimation to the base station, receiving information for a PDCCH monitoring duration from the base station, and performing the channel estimation based on the information for the PDCCH monitoring duration. The UE capability information includes information for a maximum number of control channel elements (CCEs) that are capable of the channel estimation per PDCCH monitoring duration.

公开(公告)号：US20210314126A1

公开(公告)日：2021-10-07

申请号：US17260186

申请日：2019-07-16

Applicant: LG ELECTRONICS INC.

Inventor： Duckhyun BAE ,  Yunjung YI ,  Hyunho LEE ,  Daesung HWANG

IPC: H04L5/00 ,  H04W72/12 ,  H04W72/14

Abstract: The present disclosure provides a method for receiving a HARQ-ACK feedback and an apparatus supporting the same. More particularly, the method performed by a user equipment includes transmitting, to a base station, an uplink data; and receiving, from the base station, first DCI for the uplink data, wherein the first DCI includes a New Data Indicator (NDI) field indicating a transmission or retransmission of the uplink data, wherein the first DCI is determined by DCI related to HARQ-ACK of the uplink data on whether the first DCI includes a UL grant, and when the first DCI is determined to be the DCI related to HARQ-ACK of the uplink data, wherein the NDI field is identified to be related to the HARQ-ACK of the uplink data.

公开(公告)号：US20210212038A1

公开(公告)日：2021-07-08

申请号：US17206898

申请日：2021-03-19

Applicant: LG Electronics Inc.

Inventor： Kyuhwan KWAK ,  Inkwon SEO ,  Yunjung YI ,  Hyunho LEE ,  Daesung HWANG

IPC: H04W72/04 ,  H04L1/00 ,  H04L5/00

Abstract: A method of receiving a downlink control channel at a user equipment (UE) in a wireless communication system is disclosed. The method includes receiving information on a resource element group (REG) bundle size and information on a size of a matrix for interleaving a plurality of REGs configuring at least one control channel element (CCE) through a higher layer, determining the matrix for interleaving the plurality of REGs based on the information on the size of the matrix and the information on the REG bundle size, interleaving the plurality of REGs bundled into one or more REG bundles according to the REG bundle size using the matrix, and receiving the downlink control channel based on the plurality of interleaved REGs.

公开(公告)号：US20210144694A1

公开(公告)日：2021-05-13

申请号：US16644102

申请日：2019-07-31

Applicant: LG Electronics Inc.

Inventor： Hyunho LEE ,  Hanjun PARK ,  Duckhyun BAE ,  Yunjung YI

IPC: H04W72/04 ,  H04L1/16 ,  H04W72/12 ,  H04L5/00

Abstract: Disclosed herein is a method for transmitting and receiving an Uplink Physical Channel in a wireless communication system and a device for the same. Particularly, the method performed by a User Equipment may include receiving, from a base station, a Physical Downlink Shared Channel (PDSCH); and transmitting, to the base station, the Uplink Physical Channel including Hybrid Automatic Repeat request (HARQ)-Acknowledgement (ACK) information for the PDSCH, wherein the PDSCH may include a first PDSCH related to a first service type and a second PDSCH related to a second service type, and wherein the HARQ-ACK information for the first PDSCH may be included in a HARQ-ACK codebook which is different from a HARQ-ACK codebook including the HARQ-ACK information for the second PDSCH.

公开(公告)号：US20210099958A1

公开(公告)日：2021-04-01

申请号：US16634805

申请日：2018-08-02

Applicant: LG ELECTRONICS INC.

Inventor： Duckhyun BAE ,  Yunjung YI ,  Inkwon SEO ,  Hyunho LEE ,  Daesung HWANG

IPC: H04W52/14 ,  H04W52/18

Abstract: A method for controlling transmission power in a wireless communication system, and an apparatus therefor are disclosed in the disclosure. Specifically, the method for controlling uplink transmission power in a wireless communication system, that is performed by a terminal, may comprise the steps of: receiving from a base station power control configuration information with respect to a plurality of power control domains by means of higher layer signalling; receiving from the base station downlink control information (DCI) including transmission power control (TPC) information with respect to at least one of the plurality of power control domains; and performing uplink transmission using transmission power that is determined based on the power control configuration information and the TPC information.

公开(公告)号：US20200382247A1

公开(公告)日：2020-12-03

申请号：US16646419

申请日：2019-02-14

Applicant: LG Electronics Inc.

Inventor： Kyuhwan KWAK ,  Hyunho LEE ,  Seungmin LEE ,  Yunjung YI ,  Daesung HWANG

IPC: H04L5/00 ,  H04L1/00 ,  H04L1/08

Abstract: Disclosed is a method by which a terminal receives a physical downlink shared channel (PDSCH) in a wireless communication system. Particularly, the method comprises: receiving a physical downlink control channel (PDCCH) for scheduling the PDSCH; acquiring, from the PDCCH, rate matching information for the PDSCH; and receiving the PDSCH at a plurality of transmission time intervals (TTIs) on the basis of the rate matching information, wherein the rate matching information is identically used for the plurality of TTIs.

公开(公告)号：US20200374881A1

公开(公告)日：2020-11-26

申请号：US16959821

申请日：2019-01-16

Applicant: LG Electronics Inc.

Inventor： Kyuhwan KWAK ,  Seungmin LEE ,  Hyunho LEE

IPC: H04W72/04 ,  H04L1/00 ,  H04W72/12

Abstract: The present invention provides a method by which a terminal receives downlink control information (DCI) in a wireless communication system. Particularly, the method can acquire the DCI by detecting a plurality of first DCI candidates in a plurality of control resource block (RB) sets, descrambling a cyclic redundancy check (CRC) included in each of the plurality of first DCI candidates, and aggregating second DCI candidates, from among the plurality of first DCI candidates, descrambled on the basis of the same scrambling sequence.

公开(公告)号：US20200337079A1

公开(公告)日：2020-10-22

申请号：US16065682

申请日：2018-04-02

Applicant: LG Electronics Inc.

Inventor： Hyunho LEE ,  Yunjung YI

IPC: H04W72/14 ,  H04W72/04 ,  H04W72/12

Abstract: An uplink transmitting method for a user equipment (UE) for supporting a short transmission time interval (TTI) in a wireless communication includes receiving downlink control information including uplink grant, and when a transmitting timing of an uplink signal corresponding to the uplink grant and a transmission timing of a semi-persistent (SPS) uplink signal overlap with each other, if a TTI length of a first channel in which the uplink signal corresponding to the uplink grant is to be transmitted is longer than a TTI length of a second channel in which the SPS uplink signal is to be transmitted, performing uplink signal transmission only on the second channel of the first channel and the second channel at the transmission timing.