Abstract: Provided is a method for providing a safety service in a wireless communication system via a host vehicle. The method may include: detecting an object outside the host vehicle through an object detection device; transmitting a first message providing notification of the detection of the object through a transmitter and a receiver; and outputting an image, for providing the object with the safety service, through an image output device to a prescribed area outside the host vehicle.

Abstract: The present invention relates to a resource allocation method of a vehicle-to-everything (V2X) transmission terminal in a wireless communication system and an apparatus therefor. More specifically, the method comprises the steps of: transmitting, to a V2X receiving terminal, a first V2X signal for a V2X service; receiving, from the V2X receiving terminal, an acknowledgment/negative-acknowledgment (ACK/NACK) for a V2X signal; and, if the NACK is received from the V2X receiving terminal, allocating, for a second V2X signal, a second time-frequency resource reserved in association with a first time-frequency resource for the first V2X signal.

Abstract: Disclosed is a method for a vehicle to communicate with a network in a wireless communication system. The method may comprise: receiving a message related to a parking lot from the network; transmitting, to the network, a message for requesting a reservation for a specific parking space from among at least one parking space in the parking lot; and receiving a message including the spatial coordinates of the specific parking space. In particular, the message for reservation includes type information of the vehicle, and the spatial coordinates of the specific parking space may be dynamically determined on the basis of the type information of the vehicle and type information of the at least one parking space.

Abstract: A user equipment (UE) receives, from a network, a semi-persistent scheduling (SPS) configuration and a physical uplink control channel (PUCCH) resource configuration. The PUCCH resource configuration may be included in the SPS configuration. When a change of an SPS operation is required, the user equipment transmits an SPS change request to the network and receives, from the network, an SPS resource grant activated according to the SPS change request. The user equipment changes allocation of a PUCCH resource allocated according to the PUCCH resource configuration, on the basis of the received SPS resource grant. For example, a timing at which or a period in which the PUCCH resource is allocated can be changed.

Abstract: A method for performing a random access procedure, by a terminal, in a wireless communication system according to an embodiment of the present invention may comprise the steps of: transmitting, to a base station, a random access preamble through a PRACH, and a third message (Msg3) through a PUSCH; and receiving, from the base station through a PDSCH, a random access response message as a response to the random access preamble, and a contention resolution message as a response to the Msg3, wherein a control message, which indicates the Msg3 or a resource area to which the Msg3 is mapped, may be mapped to a frequency area identical to a frequency area to which the random access preamble is mapped, within a subframe to which the random access preamble is mapped.

Abstract: Disclosed are a method by which a VRU transmits a safety message in a wireless communication system, and an apparatus therefor, the method comprising the steps of: transmitting state information to a base station on the basis of mobility information; receiving reconfiguration information about transmission parameters from the base station; and transmitting a safety message on the basis of the reconfiguration information, wherein the state information is included in a UEAssistanceInformation message and transmitted if a collision risk is predicted according to peripheral information and the mobility information, and the safety message is transmitted on the basis of transmission power and a transmission period that are changed according to the reconfiguration information.

Abstract: Disclosed are a method by which a first device transmits a message in a wireless communication system supporting sidelink, and a device therefor according to various embodiments. The method comprises: a step in which the first device receives a first safety message from a second device; a step of evaluating a collision risk on the basis of the first safety message and generating first event information on the basis of the collision risk evaluation; and a step of transmitting a threat notification message (TNM) including identification information of the second device and the first event information, wherein when the first safety message is a personal safety message (PSM), the threat notification message further includes information on a first risk region determined in response to the first event information.

Abstract: An embodiment relates to a method for performing operations related to a vulnerable road user (VRU) by a road side unit (RSU) in a wireless communication system, the operations comprising: receiving, by the RSU, personal safety messages (PSMs) of a VRU; determining, by the RSU, location information of the VRU on the basis of first location information of the VRU obtained through image information and second location information of the VRU obtained through the PSMs; and transmitting, by the RSU, the location information of the VRU to the VRU.

Abstract: The present disclosure relates to a method for maintaining a VRU cluster, and the method proposed in the present disclosure comprises: estimating cluster parameters; and transmitting cluster information including the cluster parameters, wherein the cluster parameters comprise at least one of the center position of the cluster and the velocity of the cluster, the center position of the cluster is determined on the basis of the position of a first terminal, and the velocity of the cluster is determined on the basis of the velocity of the first terminal.

Abstract: The present disclosure relates to a method and apparatus for detecting a vulnerable road user or a terminal of the vulnerable road user that deviates from a cluster. A base station detects the deviation of a second terminal from the cluster on the basis of a safety message received from a first terminal, and transmits a warning message to at least one of a peripheral terminal and a traffic control center. The first terminal and the second terminal are included in the same cluster, the safety message includes at least one of cluster information associated with the mobility of the cluster and user information associated with the mobility of the first terminal, and the warning message includes deviation information association with the second terminal.

Abstract: Described in the present disclosure is a method for registering a cluster in advance between known VRUs, which are composed of relationships between protectors and protectees, and maintaining the VRU cluster in a state of movement of the cluster. In addition, proposed are a method for generating a cluster in various states of mobility amongst members, and a method in which VRUs maintain a cluster and update cluster information on the basis of received information while in a state of movement. In addition, proposed is a method in which, when some VRUs are unable to maintain a cluster, information about VRU deviation is sensed within the cluster or shared with the outside to prevent accidents.

Abstract: Disclose here is a method of transmitting, by a terminal of a vulnerable road user (VRU), a signal in a wireless communication system. The method include transmitting, through a first channel, a message related to a state of the VRU, receiving, from a network, a message related to a safety service of the VRU, and transmitting a message related to a state of the VRU through a second channel different from the first channel, based on determining, by using the message related to the safety service of the VRU, that the terminal is within a predetermined geographic area, wherein the determining is performed based on comparing information associated with a geographic area of the message related to the safety service of the VRU and a position of the terminal.

Abstract: The present specification provides a method for transmitting a grant related to sidelink transmission of a remote UE, through a UE-to-network relay in a wireless communication system. A method performed by a relay UE comprises the steps of: receiving a first control message related to a grant from a serving base station, wherein the first control message includes an identifier for identifying a remote UE, first control information related to a time point of monitoring the grant, and second control information related to a time point at which the relay UE relays the grant to the remote UE; receiving the grant from the serving base station on the basis of the first control information; and transmitting the grant to the remote UE on the basis of the identifier and the second control information.

Abstract: Disclosed is a method in which a first vehicle transmits a message in a wireless communication system. In the method, a message is generated on the basis of a user input with respect to a steering apparatus of the first vehicle, and the generated message is transmitted to at least one second vehicle present near the first vehicle by means of the wireless communication system on the basis of a transmission direction and transmission width for the message. The transmission direction and transmission width are determined on the basis of the user input.

Abstract: A method by which a network transmits a signal in a wireless communication system is disclosed. The method can comprise: establishing a communication link with a vehicle and at least one terminal positioned in the vehicle; receiving, from the at least one terminal, a first message for requesting a service or a second message for notifying of the occurrence of a shock event; and transmitting, to the vehicle, a third message indicating i) the provision of the service or ii) an instruction associated with the shock event, on the basis of the first message or the second message.

Abstract: Disclosed herein is a method of receiving, by a terminal of a vulnerable road user (VRU), a signal in a wireless communication system. The method include receiving a message related to a safety service of the VRU from a network, and outputting a warning message based on comparing a field defining a geographic area, in which the safety service is provided, in the message and a position of the terminal, wherein the warning message is output based on determining that the terminal exists within the geographic area.

Abstract: Disclosed is a method for receiving a signal by a network in a wireless communication system. The method may comprise: establishing a communication link to a vehicle and a terminal located in the vehicle; receiving at least one event message associated with an impact from the vehicle or the terminal; and on the basis of the at least one event message, determining whether the impact has occurred on the vehicle.

Abstract: Disclosed herein is a method for transmitting a signal by a vehicle in a wireless communication system. The method may include: obtaining information on a predetermined position on a second driving path adjacent to a first driving path based on the vehicle driving on the first driving path; transmitting a first message which includes virtual vehicle information corresponding to the vehicle on the second driving path and reserves the predetermined position on the second driving path; obtaining information on a predetermined position on a third driving path adjacent to the second driving path based on the predetermined position on the second driving path being successfully reserved; and transmitting a second message which includes virtual vehicle information corresponding to the vehicle on the third driving path and reserves the predetermined position on the third driving path.

Abstract: Disclosed is a method for a network to communicate with a vehicle in a wireless communication system. The method may comprise: receiving a location message from a vehicle stopped in a predetermined area; receiving a message about a traffic light system from a traffic light in the predetermined area; and acquiring the vehicle registration number of the stopped vehicle on the basis of a predetermined condition being satisfied. In particular, the predetermined condition may be satisfied when the stopped vehicle is determined to have committed a parking violation on the basis of the location message of the stopped vehicle and the message about the traffic light system.

Abstract: 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.