Lg Electronics Inc.

Sungkyunkwan University

Korea Advanced Institute of Science and Technology

Seoul National University

Yonsei University

Other

Snur & Db Foundation

Taissa Research LLC

Hanbyul Seo

Seungmin Lee

Kijun Kim

Hakseong Kim

Hyukjin Chae

Byounghoon Kim

Inkwon Seo

Suckchel Yang

Joonkui Ahn

Jonghyun Park

Yunjung Yi

Daesung Hwang

Youngtae Kim

Youngdae Lee

Myoungseob Kim

Jongyoul Lee

Giwon Park

Seonwook Kim

Hyungtae Kim

Hanjun Park

Woosuk Ko

Dongyoun Seo

Eunsun Kim

Dae Won Lee

Jihyun Lee

Sunghoon Jung

Hyangsun You

Bonghoe Kim

Jaewook Lee

Heejin Kim

Uihyun Hong

Daewon Seo

Wan Gyun Choi

Dongin Kim

Jiwon Kang

Joon Kui Ahn

Sukhyon Yoon

Jongseob Baek

Jaeho Hwang

Illsoo Sohn

Kyuhwan Kwak

Suhwan Lim

Youngseob Choi

Seoyoung Back

Hyunsoo Ko

Ilmu Byun

Jongwoo Hong

Laeyoung Kim

Hyunho Lee

Manyoung Jung

Sangrim Lee

Jinwoo Kim

Changhwan Park

Mingyu Kim

Byoung-Hoon Kim

Sungyong Kang

Sangwook Lee

Hojin Song

Jongyeol Ryu

Sunyoung Lee

Kilbom Lee

Sunghyun Choi

Robin Thomas

Jian Xu

Seokmin Shin

Hojae Lee

Sunam Kim

Hyunsu Cha

Youngsub Kim

Kaibin Huang

Dongku Kim

Haewook Park

Minsung Kwak

Daewook Byun

Seunggye Hwang

Dongkyu Kim

Minki Ahn

Sungyoon Cho

Seungil Park

SeungMin Lee

Seungjune Yi

Sangwon Kim

Taehun Kim

Kwangseok Noh

Sungduck Chun

Jinyup Hwang

Byoung Hoon Kim

Youngwoo Yun

Yoonoh Yang

Seungryul Yang

Dongsoo Kim

Byeongrim Jo

Juhnho Park

Kwangbok Lee

Jingyu Kim

Hyunho Ki

Seonik Seong

Tae Yeong Kim

Xavier Punithan

Proposed is a method by which a first device performs wireless communication. The method may include the steps of receiving information related to a configured grant (CG) resource from a base station; and performing sidelink transmission to a second device on the basis of the information related to the CG resource. For example, a first CG resource may be allocated after a time offset of the CG resource from a first time point. For example, a second CG resource may be allocated after the period of the CG resource from the first CG resource. For example, the period of the CG resource may be in units of logical slots.

Method and device for allocating sidelink resources in NR V2X

Disclosed are a method and apparatus for transmitting, by a first terminal, a first positioning reference signal (PRS) for relative positioning in a communication system that supports sidelink communication that supports a sidelink according to various embodiments. Disclosed are a method comprising the steps of: receiving a second PRS requesting transmission of the first PRS from a second terminal; measuring an angle of arrival (AoA) on the basis of the second PRS; determining a first PRS pattern of the first PRS on the basis of the AoA; determining a time resource region in which the transmission of the first PRS is requested on the basis of a second PRS pattern of the second PRS; and transmitting the first PRS on the basis of the first PRS pattern and the determined time resource region, and an apparatus therefor.

Method for performing relative positioning by terminal in wireless communication system supporting sidelink, and apparatus therefor

The present invention relates to a pre-configured positioning reference signal (PRS) transmission method for sidelink positioning, and an apparatus therefor. A method for performing, by means of a positioning terminal, on-demand positioning in a new radio-vehicle to everything (NR-V2X) communication system, according to one aspect, comprises the steps of: transmitting a request PRS through a sidelink channel; receiving a response PRS corresponding to the request PRS from a neighboring terminal through the sidelink channel; receiving a measurement result corresponding to the request PRS from the neighboring terminal; and performing positioning on the basis of the response PRS and the measurement result, wherein the positioning terminal transmits, to the neighboring terminal, resource allocation information for transmission of the response PRS corresponding to the request PRS, and the measurement result may be received through a resource for V2X data transmission.

Pre-configured PRS transmission method for sidelink positioning, and apparatus therefor

According to an embodiment of the present disclosure, provided is a method by which a first apparatus performs sidelink communication. The method may comprise the steps of: transmitting a first transport block to a second apparatus, on a resource allocated by a first SL grant received from a base station; transmitting, to the base station, a system information request message requesting system information; transmitting, on an exceptional resource pool, a second transport block to the second apparatus, on the basis of the transmission of the system information request message to the base station; and receiving, from the base station, first system information related to the system information request message.

Method and apparatus for performing resource pool-based sidelink communication in NR V2X

Proposed is an operation method of a first device () in a wireless communication system. The method may comprise the steps of: determining a sensing window associated with data to be transmitted; determining a selection window associated with the data to be transmitted; on the basis of sensing carried out within the sensing window, selecting a sidelink (SL) resource, within the selection window and a first active time determined on the basis of a SL discontinuous reception (DRX) configuration; on the basis of the SL resource, transmitting first sidelink control information (SCI), for scheduling a physical sidelink shared channel (PSSCH), to a second device () through a physical sidelink control channel (PSCCH); and, on the basis of the SL resource, transmitting second SCI and the data to the second device () through the PSSCH.

Method and device for channel sensing and resource allocation for SL DRX

A method of a first user equipment (UE) to transmit information related to a conflict of a reserved resource in a wireless communication system comprises receiving, from a second UE, a first sidelink control information (SCI) related to a first reserved resource for a physical sidelink shared channel (PSSCH), receiving, from a third UE, a second SCI related to a second reserved resource for a PSSCH, determining a conflict between the first reserved resource and the second reserved resource, and transmitting, to the second UE or the third UE, information related to the conflict.

Method and apparatus for transmitting and receiving information related to collision of reserved resources in a wireless communication system

An embodiment provides an operation method of a sidelink reception terminal in a wireless communication system, the method comprising the steps of: receiving a first physical sidelink shared channel (PSSCH) and a second PSSCH by a sidelink reception terminal; and transmitting feedbacks for the first PSSCH and the second PSSCH through a first physical sidelink feedback channel (PSFCH) resource and a second PSFCH resource, respectively, by the sidelink reception terminal, wherein the first PSSCH and the second PSSCH are received in different slots, and a first PSFCH related to the first PSSCH and a second PSFCH related to the second PSSCH are transmitted through different frequency resources within an identical time resource area.

Operation method of UE related to sidelink communication and feedback in wireless communication system

A method for performing wireless communication by a first apparatus and an apparatus for supporting same are provided. The method may comprise the steps of: receiving a physical sidelink control channel (PSCCH) from a second apparatus; receiving a physical sidelink shared channel (PSSCH) related to the PSCCH from the second apparatus; determining a physical sidelink feedback channel (PSFCH) resource related to the PSSCH, on the basis of a slot and sub-channel related to the PSSCH; and obtaining a channel busy ratio (CBR) value related to PSFCH transmission on the PSFCH resource. The CBR value may be obtained on the basis of (i) a first slot before a first offset from a slot that received the PSSCH related to the PSFCH resource, and (ii) measurement in a time section between the first slot and a second slot before a second offset.

Method and apparatus for performing congestion control in NR V2X

The present disclosure relates to transmission prioritization in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises: receiving, from a network, information for a threshold related to a buffer status report (BSR); prioritizing a logical channel group (LCG) for the BSR based on the threshold, wherein a highest priority of one or more logical channels having data available for transmission in the LCG is lower than the threshold; prioritizing the BSR based on the prioritized LCG; creating a media access control (MAC) protocol data unit (PDU) comprising at least the prioritized BSR; and transmitting the MAC PDU.

Method and apparatus for transmission prioritization in wireless communication system

The present invention relates to a wireless communication system, and in particular, to a method and a device therefor, in which a sequence for a primary sidelink synchronization signal (PSSS) is generated on the basis of a specific cyclic shift value, and the PSSS is transmitted to a second device on the basis of the generated sequence, wherein the specific cyclic shift value is one of a plurality of first cyclic shift values for the PSSS, the plurality of first cyclic shift values are on the basis of a certain ratio being applied to offsets of second cyclic shift values for a downlink primary synchronization signal (DL PSS) sequence, and the intervals between the plurality of first cyclic shift values are maximized.

Method for transmitting and receiving signals in wireless communication system, and device supporting same

Disclosed is a method for a vehicle transmitting a signal in a wireless communication system. The method may comprise: receiving information on a road environment; driving a vehicle along a selected path on the basis of the information on the road environment; and, on the basis of satisfying a predetermined condition, transmitting a message for reserving a lane change to a specific lane among at least one lane included in the path. In addition, the message may include information on a virtual vehicle corresponding to the vehicle when in the specific lane. In addition, whether or not the predetermined condition is satisfied may be determined on the basis of: i) the right of way of the vehicle with respect to the lane changing; or ii) a back-off counter.

Method for vehicle transmitting signal in wireless communication system and vehicle therefor

Provided are a method in which a first device () determines whether information related to a sidelink resource is valid, and an apparatus supporting same. The method comprises the steps of: receiving information related to a sidelink resource from a second apparatus (); and determining whether the information related to the sidelink resource is valid, on the basis of the power of a signal received from the second device ().

Method and apparatus for selecting sidelink resource in NR V2X

According to an embodiment of the present disclosure, a method for a first device to perform sidelink communication is provided. The method may comprise the steps of: selecting, on the basis of first sensing, a first resource for transmitting a PSCCH or a PSSCH to a second device; determining, on the basis of second sensing, whether the first resource overlaps with a resource reserved by the second device or a third device; re-evaluating, on the basis of the first resource, whether to transmit the PSCCH or the PSSCH; and transmitting the PSCCH or the PSSCH to the second device on the basis of the re-evaluation.

Method and apparatus for performing sensing for sidelink communication in NR V2X

A method for performing wireless communication by a first device and a device supporting same may be provided. The method may comprise the steps of: receiving, from a base station, information related to an uplink (UL) resource for reporting sidelink (SL) hybrid automatic repeat request (HARQ) feedback to the base station; transmitting first sidelink control information (SCI) to a second device through a physical sidelink control channel (PSCCH); transmitting second SCI and a medium access control protocol data unit (MAC PDU) to the second device through a physical sidelink shared channel (PSSCH) related to the PSCCH; determining a physical sidelink feedback channel (PSFCH) resource on the basis of an index of a sub channel and an index of a slot related to the PSSCH; and transmitting the SL HARQ feedback on the MAC PDU to the base station on the basis of the UL resource. A minimum time gap between the PSFCH resource and the UL resource may be determined on the basis of N, X, numerology of an SL bandwidth part (BWP), and numerology of a UL BWP, wherein N may be determined on the basis of a minimum value among the numerology of the SL BWP and the numerology of the UL BWP, and X may be determined on the basis of information related to a priority.

Method and device for reporting SL HARQ feedback to base station in NR V2X

Disclosed are a method for merging and transmitting, by a network, VRU messages and an apparatus therefor. The method comprises the steps of: receiving, through an uplink, a first VRU message including information on a first VRU; and transmitting, through a downlink at a preconfigured time point, a second VRU message in which a plurality of VRU messages received from a plurality of VRUs for a preconfigured time period are merged, wherein it is determined whether to merge the first VRU message with the second VRU message according to a mobility change calculated on the basis of previous mobility information on the first VRU and mobility information obtained from the first VRU message, and, when the mobility change is greater than or equal to a preconfigured threshold, the first VRU message is transmitted through the downlink without merging the first VRU message with the second VRU message.

Method for merging and transmitting, by network, VRU messages in wireless communication system supporting sidelink, and apparatus therefor

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Seoul, South Korea

Hanbyul Seo