Abstract: Provided are a method for a terminal stopping information transmission in a wireless communication system, and a device supporting same. The method may comprise the steps of: receiving first power control information for setting a transmission power to zero; and stopping information transmission on a resource on the basis of the first power control information.

Abstract: A user equipment may transmit a multicast/broadcast signal to a plurality of second UEs, and receive, in response to the multicast/broadcast signal, one or more HARQ feedback signals from one or more of the plurality of second UEs, based on a HARQ feedback resource that is commonly allocated to the plurality of second UEs.

Abstract: An embodiment relates to a method for transmitting sidelink hybrid automatic repeat request (HARQ) feedback by a terminal in a wireless communication system, the method comprising the steps of: receiving a physical sidelink feedback channel (PSFCH) from another terminal; and transmitting, on the basis of a Uu link HARQ codebook and a sidelink HARQ codebook, Uu link HARQ feedback and sidelink HARQ feedback associated with the PSFCH to a base station, wherein the codebook type of the sidelink HARQ codebook is configured to be the same as the codebook type of the Uu link HARQ codebook, on the basis of the multiplexing of the Uu link HARQ feedback and the sidelink HARQ feedback.

Abstract: A resource selection method of a sidelink terminal in a wireless communication system is presented. The method determines resource selection sub windows in a resource selection window on the basis of a repetitive transmission frequency for a sidelink message, and selects a resource for the transmission of the sidelink message in each of the resource selection sub windows, wherein the repetitive transmission frequency includes initial transmission and retransmission frequency for the sidelink message.

Abstract: The present disclosure provides a method for transmitting scheduling information in a wireless communication system performed by a user equipment (UE) that supports a vehicle-to-everything (V2X) operation, including transmitting the scheduling information based on a predefined resource or a repeated transmission of a basic unit, wherein the UE transmits the scheduling information by reflecting index information of a sequence applied to a reference signal related to the transmission of the scheduling information, and wherein the index information has different values depending on the number of the repeated transmissions, a transmission timing of the scheduling information, or a transmission type.

Abstract: Provided are a method for performing sidelink communication by a first apparatus (100) and an apparatus supporting same. The method may comprise the steps of: performing channel busy ratio (CBR) measurement on at least one bandwidth part (BWP) associated with a first sidelink service, among a plurality of BWPs included in a first carrier; and determining a CBR value of the first carrier, on the basis of the measured CBR value of at least one BWP associated with the first sidelink service.

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.

Abstract: Presented in one embodiment of the present invention is a method by which a first terminal communicates with a second terminal in a wireless communication system, comprising the steps of: allowing the first terminal to receive control information from a base station; allowing the first terminal to select a transmission resource on the basis of the control information; and allowing the first terminal to communicate with a second terminal on the basis of the transmission resource, wherein the control information is transmitted to the first terminal and the second terminal by the base station, and the control information includes information for preventing a transmission resource selection collision between the first terminal and the second terminal. The first terminal is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, a base station or a network.

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.

Abstract: Provided are a method in which a terminal determines whether or not information is successfully transmitted to a plurality of terminals in a group in a wireless communication system, and a device supporting same. The method can comprise the steps of: transmitting the information to a plurality of terminals in the group; receiving zero or one or more feedback information items on a first resource in response to the transmitted information; and determining whether or not the information is successfully transmitted to the plurality of terminals in the group, on the basis of power measured in the first resource and power measured in a second resource.

Abstract: Provided is a method for a first device (100) to perform sidelink transmission. The method may comprise: a step for performing sensing on a plurality of resources on the basis of a first resource unit including one or more symbols; a step for selecting a first transmission resource from the plurality of resources on the basis of the sensing; and a step for performing the sidelink transmission on the first transmission resource.

Abstract: An embodiment of the present disclosure proposes a method for a first user equipment (UE) to measure a channel occupancy ratio (CR) in a wireless communication system, the method including: a step in which the first UE transmits a signal to a second UE; and a step in which the first UE measures the CR on the basis of the amount of resources for signal transmission, wherein the CR is measured by using at least any one among a scaling value and a bias value which are set on the basis of a comparison result between the transmission power for transmitting the signal and a threshold. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.

Abstract: A method by which a first device (100) performs sidelink communication is provided. The method can comprise the steps of: determining, from among a plurality of bandwidth parts (BWPs) included in a first carrier, one or more BWPs to be used in order to acquire a priority of the first carrier; selecting one or more synchronization references on the one or more BWPs; and determining a specific priority from among priorities of the one or more synchronization references to be the priority of the first carrier.

Abstract: A method of receiving Downlink (DL) data by a User Equipment (UE) in a wireless communication system. The method includes: receiving information related to a number of repetitions of the DL data which is repeatedly transmitted in (i) at least one first Transmission Time Interval (TTI) included in a first subframe, and in (ii) at least one second TTI included in a second subframe that is after the first subframe; and receiving the DL data based on the number of repetitions of the DL data. If a Transmission Mode (TM) for the first subframe is different from a TM for the second subframe, then the UE does not receive the DL data in the at least one second TTI.

Abstract: The disclosure proposes a method for transmitting/receiving data in a wireless communication system and apparatus for supporting the same. Specifically, a method of transmitting an uplink data channel by a user equipment (UE) in a wireless communication system comprises receiving, from a base station, first downlink control information for scheduling an uplink data channel in an nth transmission time unit, receiving, from the base station, second downlink control information for scheduling an uplink data channel in an n+kth transmission time unit, and when information by the first downlink control information is inconsistent with information by the second downlink control information, transmitting an uplink data channel which is based on the first downlink control information to the base station, wherein the second downlink control information may be discarded by the UE.

Abstract: A method for transmitting an uplink physical channel in a wireless communication system and a device supporting the same are disclosed. More specifically, the method performed by a user equipment (UE) includes receiving, from a base station, transmission power related information via higher layer signaling, receiving a physical downlink control channel from the base station, and transmitting the uplink physical channel to the base station based on the physical downlink control channel, wherein the uplink physical channel includes a first uplink physical channel or a second uplink physical channel, wherein transmission powers for the first uplink physical channel and the second uplink physical channel are respectively calculated by different power related parameters determined based on the transmission power related information and the physical downlink control channel.

Abstract: Disclosed are a method of transmitting and receiving a physical downlink shared channel in a wireless communication system and an apparatus supporting the method. More specifically, the method performed by a user equipment may comprise transmitting, to a base station (BS), capability information including first information indicating support for a PDSCH repetition-related operation; receiving, from the BS, an higher layer signal including second information for configuring whether to enable the PDSCH repetition-related operation; receiving Downlink Control Information (DCI) related to reception of a PDSCH repetition from the BS when the second information is configured as enable; and receiving the PDSCH repeatedly from the BS based on the DCI.

Abstract: A method and a device for allowing a terminal to transmit a signal in a wireless communication system, according to one embodiment of the present invention, map first uplink control information (UCI) and second UCI to one specific uplink channel if a resource region for transmitting the first UCI and a resource region for transmitting the second UCI are overlapped in a time domain, and transmit the specific uplink channel. Particularly, the specific uplink channel comprises a first bit payload for the first UCI and a second bit payload for the second UCI, wherein the number of bits of the first bit payload and the number of bits of the second bit payload are determined on the basis of preset ratio information.

Abstract: The present invention relates to a method, performed by a terminal supporting bundling of a plurality of transmission time intervals (TTIs), for transmitting vehicle-to-X (V2X) data in a wireless communication system, the method comprising: transmitting scheduling information related to transmission of the V2X data; and transmitting the V2X data through bundling of the plurality of the TTIs, wherein, when there is a change in the plurality of bundled TTIs, the terminal transmits the scheduling information which further includes information related to the change.

Abstract: An embodiment of the present invention relates to a signal transmission method for transmitting a signal by a sidelink terminal in a wireless communication system, the method comprising the steps of: transmitting a physical sidelink control channel (PSCCH) by using a plurality of symbols in a slot; and transmitting a physical sidelink shared channel (PSSCH) related to the PSCCH, wherein the number of symbols used for the PSCCH transmission is changed according to a change in the number of symbols included in the slot.