公开(公告)号：US20240340967A1

公开(公告)日：2024-10-10

申请号：US18681464

申请日：2022-08-03

Applicant: LG Electronics Inc.

Inventor： Seokmin SHIN ,  Suckchel YANG ,  Seonwook KIM ,  Sechang MYUNG

IPC: H04W74/0833 ,  H04L27/26 ,  H04W72/0446 ,  H04W72/231

CPC classification number: H04W74/0833 ,  H04L27/26025 ,  H04W72/0446 ,  H04W72/231

Abstract: Disclosed are a method and apparatus for performing random access in a wireless communication system. A method by which a terminal performs a random access procedure in a wireless communication system, according to an embodiment of the present disclosure, comprises the steps of: transmitting a random access preamble to a network from a slot based on a subcarrier spacing (SCS) exceeding a predetermined threshold value; monitoring downlink control information (DCI) based on a specific radio network temporary identifier (RNTI) corresponding to the random access preamble; and receiving a downlink data channel from the network, on the basis of scheduling information included in the DCI, wherein the specific RNTI is determined on the basis of a value derived via a modulo operation using 2M−K as a divisor, M is associated with an offset value for distinguishing the type of the random access procedure, and K may be an integer exceeding 12.

公开(公告)号：US20240284190A1

公开(公告)日：2024-08-22

申请号：US18625954

申请日：2024-04-03

Applicant: LG Electronics Inc.

Inventor： Sechang MYUNG ,  Seonwook KIM ,  Joonkui AHN ,  Suckchel YANG

IPC: H04W16/14 ,  H04L5/00 ,  H04L27/26 ,  H04W72/0453 ,  H04W72/1268 ,  H04W74/00

CPC classification number: H04W16/14 ,  H04L27/2607 ,  H04W72/0453 ,  H04W72/1268 ,  H04W74/006 ,  H04L5/0007

Abstract: The present invention relates to a method for transmitting a Physical Uplink Shared Channel (PUSCH), performed by a user equipment (UE) in an unlicensed band, the method comprising: receiving downlink control information (DCI) including information on a listen before talk (LBT) type and information on a PUSCH start position from a base station; and transmitting the PUSCH on the basis of the information on the LBT type and the information on the PUSCH start position, wherein the LBT type is one of LBT type 1, LBT type 2, and LBT type 3, a random backoff-based LBT is performed in the LBT type 1, an LBT without a random backoff is performed in the LBT type 2, and an uplink is transmitted without LBT in LBT type 3.

公开(公告)号：US20230291527A1

公开(公告)日：2023-09-14

申请号：US18198933

申请日：2023-05-18

Applicant: LG Electronics Inc.

Inventor： Sechang MYUNG ,  Seonwook KIM ,  Changhwan PARK ,  Suckchel YANG

IPC: H04L5/00 ,  H04L1/1812 ,  H04W72/23

CPC classification number: H04L5/0055 ,  H04L1/1812 ,  H04W72/23 ,  H04W16/14

Abstract: Provided are a method for transmitting a physical uplink shared channel (PUSCH) of a terminal in an unlicensed band and a device using the same method. The method comprises: receiving first information indicating a symbol index and second information indicating a length; and transmitting, in at least one slot capable of transmitting the PUSCH, the PUSCH by using a time resource determined on the basis of the first information and the second information.

公开(公告)号：US20230164839A1

公开(公告)日：2023-05-25

申请号：US17753842

申请日：2022-01-10

Applicant: LG ELECTRONICS INC.

Inventor： Sechang MYUNG ,  Youngdae LEE ,  Suckchel YANG ,  Seonwook KIM

IPC: H04W74/08

CPC classification number: H04W74/0816 ,  H04W74/0866

Abstract: Disclosed is a method of transmitting an uplink signal by a user equipment in a wireless communication system. The method includes receiving first information related to an uplink (UL) transmission beam, determining a listen-before-talk (LBT) beam based on the first information, and transmitting the uplink signal through the UL transmission beam based on success of LBT based on the LBT beam.

公开(公告)号：US20230091023A1

公开(公告)日：2023-03-23

申请号：US17988486

申请日：2022-11-16

Applicant: LG Electronics Inc.

Inventor： Sechang MYUNG ,  Suckchel YANG ,  Jiwon KANG ,  Seonwook KIM

IPC: H04W74/08 ,  H04B7/06

Abstract: Disclosed is a method of transmitting an uplink signal by a user equipment in a wireless communication system. Specifically, the method includes performing listen-before-talk (LBT) based on at least one LBT beam, and transmitting the uplink signal through a plurality of transmission beams based on success of the LBT. The at least one LBT beam covers the plurality of transmission beams, and the plurality of transmission beams is multiplexed.

公开(公告)号：US20230066772A1

公开(公告)日：2023-03-02

申请号：US17979509

申请日：2022-11-02

Applicant: LG ELECTRONICS INC.

Inventor： Sechang MYUNG ,  Youngdae LEE ,  Suckchel YANG ,  Seonwook KIM

IPC: H04W74/08 ,  H04W74/00

Abstract: Disclosed is a method of transmitting an uplink signal by a user equipment in a wireless communication system. The method includes receiving first information related to an uplink (UL) transmission beam, determining a listen-before-talk (LBT) beam based on the first information, and transmitting the uplink signal through the UL transmission beam based on success of LBT based on the LBT beam.

公开(公告)号：US20230064829A1

公开(公告)日：2023-03-02

申请号：US17773377

申请日：2021-08-03

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Seonwook KIM ,  Sechang MYUNG ,  Duckhyun BAE

IPC: H04W74/08 ,  H04W72/12 ,  H04W74/00

Abstract: According to an embodiment of the present disclosure, a user equipment (UE) may obtain fixed frame period (FFP)-related information, and perform clear channel assessment (CCA) for at least one FFP starting with a UE-initiated channel occupancy time (COT) for transmission of an uplink signal. The FFP-related information may include information about an FFP starting offset and information about an FFP duration or period, and the UE may identify a starting time of the FFP, based on the FFP starting offset having an orthogonal frequency division multiplexing (OFDM) symbol-level granularity.

公开(公告)号：US20230048548A1

公开(公告)日：2023-02-16

申请号：US17968976

申请日：2022-10-19

Applicant: LG Electronics Inc.

Inventor： Sechang MYUNG ,  Seonwook KIM ,  Changhwan PARK ,  Suckchel YANG

IPC: H04W72/12 ,  H04L1/18 ,  H04W72/04 ,  H04W72/14 ,  H04W74/08

Abstract: A method by which a terminal transmits data in an unlicensed band, and an apparatus using the method are provided. The method comprises: transmitting data to a base station through a physical uplink shared channel (PUSCH) in the unlicensed band; and receiving, from the base station, acknowledgement/negative acknowledgement (ACK/NACK) information about the data in the unlicensed band, wherein the terminal receives, from the base station, timeline information notifying of a time relationship between the PUSCH transmission time point and the ACK/NACK information reception time point.

公开(公告)号：US20230038238A1

公开(公告)日：2023-02-09

申请号：US17770557

申请日：2022-01-07

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Seonwook KIM ,  Sechang MYUNG

IPC: H04W72/12 ,  H04W74/08

Abstract: According to an embodiment of the present disclosure, a user equipment (UE) may receive downlink control information (DCI) in a first fixed frame period (FFP) for frame based equipment (FBE) from a base station (BS), and perform a channel access procedure for a scheduled uplink (UL) transmission based on the DCI. In a first state in which it is indicated that the scheduled UL transmission is related to channel occupancy initiated by the BS, and the UE should perform channel sensing for the scheduled UL transmission, the UE may perform the channel access procedure for the scheduled UL transmission based on whether a resource for the scheduled UL transmission allocated by the DCI is confined within the first FFP in which the DCI is received.

公开(公告)号：US20220361167A1

公开(公告)日：2022-11-10

申请号：US17872636

申请日：2022-07-25

Applicant: LG Electronics Inc.

Inventor： Sechang MYUNG ,  Joonkui AHN ,  Suckchel YANG ,  Seonwook KIM

IPC: H04W72/04 ,  H04L1/18

Abstract: A method for transmitting uplink control information of a terminal in a wireless communication system and a terminal using the method are provided. The method generates uplink control information, transmits the uplink control information to a base station using a specific PUCCH format among a plurality of physical uplink control channel (PUCCH) formats, wherein the specific PUCCH format which is used is determined on the basis of the number of symbols in the time domain used for transmission of uplink control information and the number of bits of the uplink control information.