Abstract: Disclosed is a method for configuring a sidelink resource in a communication system. An operation method of a first terminal comprises the steps of: generating SCI #n including scheduling information of data #n and resource allocation information for transmission or reception of data #m; transmitting SCI #n to a second terminal via PSCCH #n; and transmitting data #n to the second terminal via PSSCH #n indicated by the scheduling information included in SCI #n. Therefore, the performance of a communication system can be improved.

Abstract: A method and a device for reservation of a sidelink resource in a communication system are disclosed. An operation method of a transmission terminal comprises the steps of: generating an SCI #n including resource allocation information about a PSSCH #n and resource allocation information about a PSSCH #n+k; transmitting the SCI #n to a reception terminal in the PSCCH #n; transmitting data #n to the reception terminal in the PSSCH #n indicated by the SCI #n; and receiving, from the reception terminal, a HARQ response to the data #n.

Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.

Abstract: A method and device are configured to allocate a sidelink resource in a communication system. An operation method of a first terminal includes steps of: generating first stage sidelink control information (SCI) including first resource allocation information and a first indicator indicating whether second stage SCI includes second resource allocation information; transmitting the first state SCI to a second terminal through a physical sidelink control channel (PSCCH); and performing sidelink communication with the second terminal by using a first resource area indicated by the first resource allocation information.

Abstract: A method and an apparatus for transmitting and receiving reference signals for sidelink communication are provided. The operation method of a first terminal includes receiving a message including a first DMRS scrambling identifier for sidelink communication from a base station and calculating a first DMRS sequence based on the first DMRS scrambling identifier. Additionally, the method includes transmitting SCI and a first DMRS generated based on the first DMRS sequence to a second terminal.

Abstract: A method and a device for reservation of a sidelink resource in a communication system are disclosed. An operation method of a transmission terminal comprises the steps of: generating an SCI #n including resource allocation information about a PSSCH #n and resource allocation information about a PSSCH #n+k; transmitting the SCI #n to a reception terminal in the PSCCH #n; transmitting data #n to the reception terminal in the PSSCH #n indicated by the SCI #n; and receiving, from the reception terminal, a HARQ response to the data #n.

Abstract: An apparatus for controlling a suspension of a vehicle to improve ride comfort of the vehicle includes: a sensor that measures rainfall around the vehicle, a camera that takes an image of a road surface ahead the vehicle, and a controller that recognizes an obstacle located on the road surface based on the image of the road surface ahead the vehicle. In particular, the controller determines a type of the obstacle depending on the measured rainfall around the vehicle, and controls a damping force of the suspension based on control information corresponding to the determined type of the obstacle when the vehicle passes over the obstacle.

Abstract: Disclosed are a method and a device for managing a beam in sidelink communication. An operation method of a first terminal comprises: a step for transmitting a first sidelink signal in all directions using a beam sweeping method in an initial beam management section; a step for receiving, from a second terminal, first feedback information for the first sidelink signal; a step for setting a first beam pair between the first terminal and the second terminal on the basis of the first feedback information; a step for performing sidelink communication with the second terminal using the first beam pair; and a step for, when it is necessary to reset the first beam pair, transmitting the second sidelink signal in a specific direction instead of all the directions using the beam sweeping method in a partial beam management section. Therefore, the performance of a communication system can be improved.

Abstract: Disclosed are a method and device for transmitting and receiving sidelink data in a communication system. An operation method of a first terminal comprises the steps of: generating first SCI including MCS change information indicating whether to change an MCS used for sidelink communication; transmitting the first SCI to a second terminal on a PSCCH; performing a coding operation and a modulation operation on first data on the basis of the MCS determined by the MCS change information; and transmitting the first data to the second terminal on a PSSCH.

Abstract: An apparatus for controlling a suspension of a vehicle includes: an illuminance sensor that measures illuminance outside the vehicle, a camera that takes an image of a road surface ahead the vehicle, and a controller that recognizes an obstacle located on the road surface based on the image of the road surface ahead the vehicle, determines a type of the obstacle depending on the measured illuminance outside the vehicle, and controls a damping force of the suspension based on control information corresponding to the type of the obstacle when the vehicle passes over the obstacle.

Abstract: A road surface recognition method may include extracting first point cloud data in a front road surface region of a vehicle from point cloud data generated by LiDAR of the vehicle, generating a point cloud map by use of a local map and the first point cloud data, determining a predicted driving route of the vehicle based on motion-related data of the vehicle; and generating a road surface height profile of the predicted driving route based on the point cloud map and the predicted driving route.

Abstract: A method and an apparatus for transmitting and receiving HARQ responses in a communication system are provided. An operation method of a first terminal in a communication system includes receiving configuration information including a first information element indicating a type of a hybrid automatic repeat request-acknowledgment (HARQ-ACK) codebook from a base station and generating the HARQ-ACK codebook including a downlink (DL) HARQ information bit for downlink communication between the base station and the first terminal and a sidelink (SL) HARQ information bit for sidelink communication between the first terminal and a second terminal. The HARQ-ACK codebook is transmitted to the base station using an uplink channel.

Abstract: Disclosed are a method and device for resource selection in sidelink communication. An operation method of a first transmission terminal comprises the steps of: checking the congestion level in one or more measurement areas; selecting a first resource selection area from among a plurality of resource selection areas when the congestion level is at least a first reference value; selecting a transmission resource within the first resource selection area; and performing sidelink communication with a reception terminal by using the transmission resource.

Abstract: A vehicle suspension control apparatus includes a mode determination device that determines a suspension control mode corresponding to an identified front road surface, in response to the front road surface of a vehicle being identified, a suspension control amount calculation device that calculates an amount of suspension control for passing through the identified front road surface, based on the determined suspension control mode, and a controller that controls a suspension of the vehicle based on the calculated amount of suspension control.

Abstract: An apparatus and a method for identifying a speed bump are provided. The apparatus may include a vehicle network access device to provide an access interface with a vehicle network, and a controller to acquire information on a position of the speed bump placed on a road on which a vehicle travels, collect, from a vehicle network, information on driving of a driver around the speed bump, and determine a type of the speed bump, based on the information on the driving of the driver.

Abstract: Disclosed are a method and device for sidelink communication based on DRX. A method for operating a transmission terminal comprises the steps of: performing a sensing operation in a paging resource area; transmitting an SCI to one or more reception terminals in the paging resource area when the paging resource area is available, wherein the SCI is for scheduling the transmission of a paging message; and transmitting the paging message to the one or more reception terminals by using a resource indicated by the SCI.

Abstract: Disclosed are a method and apparatus for sensing and selection of a resource in sidelink communication. A method for operation of a transmission terminal comprises the steps of: identifying the congestion level in one or more measurement areas; when the congestion level is greater than or equal to a first reference value, selecting a first sensing window from among a plurality of sensing windows; performing a sensing operation within the first sensing window; and performing sidelink communication with a reception terminal, on the basis of the result of the sensing operation.

Abstract: A cooperative adaptive cruise control (CACC) system acquires a driving pattern of a target vehicle and variably provides an inter-vehicle distance and a responsible speed level of a subject vehicle that are followed by the CACC system based on the driving pattern. The CACC system includes a communication unit receiving vehicle information and road information of a region in which the subject vehicle travels; an information collection unit collecting driving information of a forward vehicle, vehicle information of the subject vehicle, and the road information; and a control unit controlling the inter-vehicle distance and the responsible speed level of the CACC system based on the driving pattern of the target vehicle according to generated control information.

Abstract: A transmitting terminal in a communication system, the transmitting terminal including a processor, and a memory storing one or more instruction executable by the processor. The transmitting terminal is configured to transmit, to a receiving terminal, first data based on a first retransmission scheme; in response to a preconfigured condition being satisfied, switch a retransmission scheme from the first retransmission scheme to a second retransmission scheme; and transmit, to the receiving terminal, second data based on the second retransmission scheme. The first retransmission scheme and the second retransmission scheme are distinguished according to whether a hybrid automatic repeat request (HARD) feedback is transmitted.

Abstract: An automatic parking system is provided. The automatic parking system includes a camera processor that acquires images around a subject vehicle, converts the acquired images into external images and synthesizes the external images. A sensor processor measured spaced distances between the subject vehicle and surrounding vehicles. A parking space recognizing unit periodically receives the spaced distances and the external images and comparing the consecutive external images with the spaced distances using an image recognition technology to recognize parking areas. A controller calculates a moving path between a current position of the subject vehicle and an optimal parking area and operates the subject vehicle based on the moving path.