公开(公告)号：US20220322300A1

公开(公告)日：2022-10-06

申请号：US17687261

申请日：2022-03-04

Applicant: LG Electronics Inc.

Inventor： Seoyoung BACK ,  Seungmin LEE ,  Giwon PARK ,  Jongwoo HONG

IPC: H04W72/02 ,  H04W72/04 ,  H04W72/10 ,  H04W72/14

Abstract: Disclosed is a method of a sidelink related operation of a User Equipment (UE) in a wireless communication system, the method including selecting a destination related to a generated SL grant, selecting a Logical Channel (LCH) available for data from LCHs belonging to the destination, allocating a resource to the LCH based on a priority, generating a MAC PDU based on the resource and a first data, and performing transmission related to the MAC PDU, wherein a resource related to the SL grant may be available only for a second data related to an LCH of a priority equal to or higher than the LCH available for the data at a timing of the SL grant generation.

公开(公告)号：US20220312422A1

公开(公告)日：2022-09-29

申请号：US17753043

申请日：2020-08-27

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Hanbyul SEO ,  Daesung HWANG

IPC: H04W72/04

Abstract: A method by which a first device performs wireless communication is presented. The method can comprise the steps of: determining a first selection window for selecting a resource related to sidelink transmission; determining N number of preset second selection windows in the first selection window; selecting a resource on the basis of the number of idle resources in the N number of second selection windows; and transmitting, on the resource, a PSCCH and a PSCCH related to the PSCCH to a second device. For example, N can be a positive integer.

公开(公告)号：US20220304001A1

公开(公告)日：2022-09-22

申请号：US17635861

申请日：2020-08-18

Applicant: LG Electronics Inc.

Inventor： Seungmin LEE ,  Hanbyul SEO ,  Daesung HWANG

IPC: H04W72/10 ,  H04W72/02 ,  H04W72/04 ,  H04L1/18 ,  H04L5/00 ,  H04W72/14

Abstract: A method for performing wireless communication by a first device and a device for supporting same are provided. The method may comprise the steps of: receiving, from a first base station, information related to a first sidelink (SL) resource and information related to a first uplink (UL) resource; determining whether to perform SL transmission on the first SL resource; and on the basis of the determination prohibiting performing of the SL transmission on the first SL resource, transmitting NACK information to the first base station on the first UL resource by the first device.

公开(公告)号：US20220295504A1

公开(公告)日：2022-09-15

申请号：US17635950

申请日：2020-08-18

Applicant: LG Electronics Inc.

Inventor： Seungmin LEE ,  Hanbyul SEO ,  Daesung HWANG

IPC: H04W72/10 ,  H04W72/04 ,  H04W72/02 ,  H04L1/18 ,  H04L5/00

Abstract: Provided are a method for performing wireless communication by a first apparatus, and an apparatus for supporting same. The method may comprise the steps of: receiving, from a first base station, information associated with a sidelink (SL) bandwidth part (BWP); receiving, from the first base station, information associated with an uplink (UL) BWP; receiving, from the first base station, information associated with a first SL resource and information associated with a first UL resource for reporting hybrid automatic repeat request (HARQ) feedback; determining not to perform SL transmission on the basis of the first SL resource on the SL BWP; and on the basis of determining, by the first apparatus, not to perform the SL transmission on the basis of the first SL resource, transmitting, to the first base station, HARQ NACK on the basis of the first UL resource on the UL BWP.

公开(公告)号：US20220248425A1

公开(公告)日：2022-08-04

申请号：US17607338

申请日：2020-04-28

Applicant: LG Electronics Inc.

Inventor： Seungmin LEE ,  Hanbyul SEO ,  Byounghoon KIM

IPC: H04W72/12 ,  H04L1/18 ,  H04L5/00

Abstract: Proposed is a method for a first device to perform wireless communication. The method can include a step of: receiving a plurality of first physical sidelink control channels (PSCCHs) or a plurality of first physical sidelink shared channels (PSSCHs); determining the priorities of a plurality of first physical sidelink feedback channels (PSFCHs) related to either the plurality of first PSCCHs or the plurality of first PSSCHs; and transmitting a hybrid automatic repeat request (HARQ) feedback through at least one first PSFCH among the first plurality of the first PSFCHs on the basis of the priorities of the plurality of first PSFCHs.

公开(公告)号：US20220239402A1

公开(公告)日：2022-07-28

申请号：US17720107

申请日：2022-04-13

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Hanbyul SEO ,  Hyukjin CHAE

IPC: H04L1/00 ,  H04W72/12

Abstract: Provided are a method for transmitting downlink control information (DCI) in a wireless communication system and a device using same. The method enables determining the size of a first DCI format and adjusting the size of a second DCI format so as to be the same as the size of the first DCI format, wherein the first DCI format and the second DCI format are DCI formats sharing the same search space regardless of whether the formats are for the same serving cell.

公开(公告)号：US20220236365A1

公开(公告)日：2022-07-28

申请号：US17596152

申请日：2020-06-05

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KO ,  Seungmin LEE

IPC: G01S5/06 ,  G01S5/02 ,  H04L5/00

Abstract: A method for performing, by a first user equipment, wireless communication is proposed. The method may comprise the steps of: transmitting a positioning reference signal (PRS) to a plurality of second user equipments; receiving, from the plurality of second user equipments, location information of the plurality of second user equipments and time of arrival (TOA) values of the plurality of second user equipments; and determining a location of the first user equipment on the basis of the location information of the plurality of second user equipments and the TOA values of the plurality of second user equipments. For example, the TOA values may be determined on the basis of a time when the plurality of second user equipments receive the PRS.

公开(公告)号：US20220232527A1

公开(公告)日：2022-07-21

申请号：US17712836

申请日：2022-04-04

Applicant: LG Electronics Inc.

Inventor： Uihyun HONG ,  Seungmin LEE ,  Daesung HWANG

IPC: H04W72/02 ,  H04W72/04 ,  H04W72/08

Abstract: An embodiment provides an operation method of a user equipment (UE) in a wireless communication system, the method comprising the steps of: transmitting 1st stage SCI (a sidelink control channel) on a physical sidelink control channel (PSCCH); and transmitting 2nd stage SCI on a physical sidelink shared channel (PSSCH), wherein the number of symbols for transmission of the 2nd stage SCI is determined using the number of resource elements (REs) related to the 2nd stage SCI, and the number of the resource elements (REs) related to the 2nd stage SCI is obtained by subtracting only the number of REs related to the PSCCH from the number of REs related to the PSSCH.

公开(公告)号：US20220225408A1

公开(公告)日：2022-07-14

申请号：US17647769

申请日：2022-01-12

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Daesung HWANG ,  Hanbyul SEO

IPC: H04W74/08 ,  H04W72/12 ,  H04W76/28 ,  H04W4/40

Abstract: A method for a first device to perform wireless communication and an apparatus supporting the same are provided. The method comprises, triggering resource selection in a first slot; determining a time interval of a selection window from the first slot based on a remaining packet delay budget (PDB), wherein the selection window includes Y candidate slots; performing sensing for L slots after the first slot; selecting at least one resource for sidelink (SL) transmission within the selection window based on the sensing for the L slots; transmitting, to a second device through a physical sidelink control channel (PSCCH), a first sidelink control information (SCI) for scheduling of a physical sidelink shared channel (PSSCH) and a second SCI; and transmitting, to the second device through the PSSCH, the second SCI and data.

公开(公告)号：US20220217766A1

公开(公告)日：2022-07-07

申请号：US17704861

申请日：2022-03-25

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Daesung HWANG

IPC: H04W72/14 ,  H04L1/08 ,  H04L1/18 ,  H04L5/00

Abstract: Provided are a method by which a first device performs wireless communication an apparatus for supporting same. The method may comprise: receiving, from the base station through a physical downlink control channel (PDCCH), a downlink control information (DCI) related to the SL HARQ process ID, wherein the DCI includes information related to a second SL grant for retransmission of the MAC PDU and information related to a second PUCCH resource, wherein, based on the buffer related to the SL HARQ process ID being flushed, the first device does not transmit the MAC PDU to the second device based on the second SL grant, and the first device does not transmit SL HARQ feedback information related to the MAC PDU to the base station based on the second PUCCH resource.