Abstract: A satellite antenna positioner having a satellite tracking function according to the present invention relates to a satellite antenna positioner which has a satellite tracking function, supports an antenna, and is configured to direct the antenna on the basis of a satellite reception signal, the satellite antenna positioner comprising: a first motor for generating a driving force for adjusting an elevation angle of the antenna; a second motor for generating a driving force for adjusting an azimuth angle of the antenna; and a control module for controlling the first motor and the second motor on the basis of the sensitivity of the satellite reception signal, wherein the control module calculates an average value of satellite reception signals received in the process of driving at least one of the first motor and the second motor during a preset time, and controls at least one of the first motor and the second motor on the basis of the average value of the satellite reception signals.

Abstract: A satellite antenna positioner having a satellite tracking function according to the present invention relates to a satellite antenna positioner which has a satellite tracking function, supports an antenna, and is configured to direct the antenna on the basis of a satellite reception signal, the satellite antenna positioner comprising: a first motor for generating a driving force for adjusting an elevation angle of the antenna; a second motor for generating a driving force for adjusting an azimuth angle of the antenna; and a control module for controlling the first motor and the second motor on the basis of the sensitivity of the satellite reception signal, wherein the control module calculates an average value of satellite reception signals received in the process of driving at least one of the first motor and the second motor during a preset time, and controls at least one of the first motor and the second motor on the basis of the average value of the satellite reception signals.

Abstract: A battery pack includes a pack case, a plurality of batteries accommodated in the pack case, a first heat absorber disposed between the plurality of batteries, and a second heat absorber disposed on each of two side surfaces of each of the plurality of batteries. The first heat absorber and the second heat absorber each include an absorbent material impregnated with a liquid vaporized by heat generated from the battery, and an exterior material in which the absorbent material in a liquid-absorbed state is accommodated.

Abstract: A prismatic secondary battery includes a case; at least one or more battery cells accommodated within the case; and at least one or more heat-absorbing pouches in contact with the battery cells. Here, the heat-absorbing pouches include: an absorbent material impregnated with a liquid that vaporizes by absorbing the heat generated by the battery cells; and a pouch that seals and accommodates the absorbent material impregnated with the liquid.

Abstract: An embodiment device for detecting a boundary of a road in a 3D point cloud using a cascade classifier includes a rule-based classifier configured to determine whether a received LiDAR cluster has a likelihood of becoming a candidate for the boundary of the road using a box parameter surrounding a point cloud constituting the LiDAR cluster and a point parameter, and a learning-based classifier configured to apply a machine-learning scheme to the LiDAR cluster selected as the candidate for the boundary of the road by the rule-based classifier to determine the LiDAR cluster to be the boundary of the road or an object other than the boundary of the road.

Abstract: An automatic labeling method for assigning labels to unlabeled point clouds among a set of labeled and unlabeled point clouds includes preparing an initial machine learning classification model, selecting a labeled point cloud for each of the unlabeled point clouds based on similarities between a feature vector of each of the unlabeled point clouds output through the model and feature vectors of the labeled point clouds output through the model and assigning a cluster label to each of the unlabeled point clouds based on a label of the selected labeled point cloud, assigning pseudo labels to the unlabeled point clouds to which the cluster labels are assigned based on a confidence score obtained through the model, and updating the model by training the model with the labeled point clouds and the unlabeled point clouds to which the pseudo labels are assigned.

Abstract: A vehicle antenna mounting system, including an antenna circuit board, an antenna base supporting the antenna circuit board, an antenna cover covering the antenna circuit board, and a temporary mounting member temporarily mounting the antenna base on a roof of a vehicle body. The antenna base has a mounting projection protruding downwardly from a bottom surface of the antenna base and a cavity defined in the mounting projection. The temporary mounting member is received in the cavity and the roof has a hole into which the temporary mounting member is inserted.

Abstract: A multi-band shark fin antenna for a vehicle comprises: a base; a substrate coupled to an upper portion of the base and on which feed lines are formed; and a first antenna frame coupled on the substrate and to which a plurality of radiators are coupled, wherein the first antenna frame comprises: a first radiator coupling part to which a first radiator is coupled; and a first support extending from the first radiator coupling part and supporting the first radiator coupling part, wherein an antenna coil is coupled to an outer circumferential surface of the first support, and the antenna coil is electrically connected to the first radiator.

Abstract: A method of classifying an object according to an embodiment includes extracting a first feature by transforming rectangular coordinates of points included in the box of the object, obtained from a point cloud acquired using a LiDAR sensor, into complex coordinates and performing Fast Fourier Transform (FFT) on the complex coordinates, obtaining an average and a standard deviation as a second feature, the average and the standard deviation being parameters of a Gaussian model for the points included in the box of the object, and classifying the type of object based on at least one of the first feature or the second feature.

Abstract: An embodiment device for detecting a boundary of a road in a 3D point cloud using a cascade classifier includes a rule-based classifier configured to determine whether a received LiDAR cluster has a likelihood of becoming a candidate for the boundary of the road using a box parameter surrounding a point cloud constituting the LiDAR cluster and a point parameter, and a learning-based classifier configured to apply a machine-learning scheme to the LiDAR cluster selected as the candidate for the boundary of the road by the rule-based classifier to determine the LiDAR cluster to be the boundary of the road or an object other than the boundary of the road.

Abstract: A vehicle antenna mounting system, including an antenna circuit board, an antenna base supporting the antenna circuit board, an antenna cover covering the antenna circuit board, and a temporary mounting member temporarily mounting the antenna base on a roof of a vehicle body. The antenna base has a mounting projection protruding downwardly from a bottom surface of the antenna base and a cavity defined in the mounting projection. The temporary mounting member is received in the cavity and the roof has a hole into which the temporary mounting member is inserted.

Abstract: A redundancy method of a three-dimensional laminated memory includes receiving, by first, second and third processors, a command for data operation, transmitting and receiving, by each of the second and third processors, data through dedicated data buses in order to perform the data operation, receiving, by the first processor, operation result values of the second and third processors from a main memory, comparing, by a result value comparator of the first processor, the operation result values of the first, second and third processors, and outputting, by the result value comparator, operation result values in correspondence with the result of comparison.

Abstract: A redundancy method of a three-dimensional laminated memory includes receiving, by first, second and third processors, a command for data operation, transmitting and receiving, by each of the second and third processors, data through dedicated data buses in order to perform the data operation, receiving, by the first processor, operation result values of the second and third processors from a main memory, comparing, by a result value comparator of the first processor, the operation result values of the first, second and third processors, and outputting, by the result value comparator, operation result values in correspondence with the result of comparison.

Abstract: The present disclosure provides a V2X antenna and a V2X antenna system. The V2X (Vehicle-to-Everything) antenna system includes: a first antenna arranged in a front surface of an interior of a vehicle, wherein the first antenna is configured to communicate at least one of a V2X signal or an LTE (Long Term Evolution) signal; a second antenna arranged in a rear surface of a roof of the vehicle, wherein the second antenna is configured to communicate at least one of the V2X signal or the LTE signal; and a tuner module configured to perform diversity communication in response to at least one of the V2X signal or the LTE signal received from the first antenna and the second antenna.

Abstract: The present disclosure provides a V2X antenna and a V2X antenna system. The V2X (Vehicle-to-Everything) antenna system includes: a first antenna arranged in a front surface of an interior of a vehicle, wherein the first antenna is configured to communicate at least one of a V2X signal or an LTE (Long Term Evolution) signal; a second antenna arranged in a rear surface of a roof of the vehicle, wherein the second antenna is configured to communicate at least one of the V2X signal or the LTE signal; and a tuner module configured to perform diversity communication in response to at least one of the V2X signal or the LTE signal received from the first antenna and the second antenna.

Abstract: Disclosed herein is an antenna for WAVE communication, and more particularly, is an antenna for WAVE communication to which an electromagnetic bandgap is applied to a patch antenna. The antenna includes a dielectric substrate provided with conduction patterns formed on opposite surfaces thereof, first patches disposed on a first surface of the dielectric substrate at positions spaced apart from each other at regular intervals and conducted to each other, second patches disposed on a second surface of the dielectric substrate at positions spaced apart from each other at regular intervals and conducted to each other; a third patch provided in a bottom of the second surface of the dielectric substrate and conducted to the plurality of second patches, and a plurality of electromagnetic bandgap structures positioned on the first surface of the dielectric substrate and conducted to the second patches or the third patch by a through hole.

Abstract: Disclosed herein is a tire sensor which includes a printed circuit board including an antenna matching circuit unit for matching a frequency corresponding to an antenna frequency, and a detection unit for detecting tire information, an antenna coupled to one side of the printed circuit board so as to transmit or receive the information detected by the detection unit to or from the outside, a battery coupled to the other side of the printed circuit board so as to supply electric power to the printed circuit board, and a sensor cover configured to accommodate the printed circuit board, the antenna, and the battery therein, one surface of the sensor cover being fixedly bonded into a tire.

Abstract: Disclosed herein is an antenna for WAVE communication, and more particularly, is an antenna for WAVE communication to which an electromagnetic bandgap is applied to a patch antenna. The antenna includes a dielectric substrate provided with conduction patterns formed on opposite surfaces thereof, first patches disposed on a first surface of the dielectric substrate at positions spaced apart from each other at regular intervals and conducted to each other, second patches disposed on a second surface of the dielectric substrate at positions spaced apart from each other at regular intervals and conducted to each other; a third patch provided in a bottom of the second surface of the dielectric substrate and conducted to the plurality of second patches, and a plurality of electromagnetic bandgap structures positioned on the first surface of the dielectric substrate and conducted to the second patches or the third patch by a through hole.

Abstract: Disclosed herein is a vehicle broadband antenna that is an antenna for LTE & V2X installed in the vicinity of a crash pad of a vehicle. The crash pad broadband antenna is installed in the vicinity of a vehicle crash pad and includes a main PCB, an LTE low-band antenna pattern formed on the main PCB to transmit and receive an LTE low-band signal, a first sub-PCB having LTE high-band antenna patterns configured to transmit and receive an LTE high-band signal, the first sub-PCB being vertically coupled to the main PCB, and a first terminal connected to an external communication module for transmitting and receiving the signals to/from the LTE low-band antenna pattern and the LTE high-band antenna patterns. It is possible to overcome existing spatial limitations by applying the broadband antenna to the vehicle, and to significantly reduce the time required to manufacture and develop an existing mold.

Abstract: Disclosed herein is a vehicle broadband antenna that is an antenna for LTE & V2X installed in the vicinity of a crash pad of a vehicle. The crash pad broadband antenna is installed in the vicinity of a vehicle crash pad and includes a main PCB, an LTE low-band antenna pattern formed on the main PCB to transmit and receive an LTE low-band signal, a first sub-PCB having LTE high-band antenna patterns configured to transmit and receive an LTE high-band signal, the first sub-PCB being vertically coupled to the main PCB, and a first terminal connected to an external communication module for transmitting and receiving the signals to/from the LTE low-band antenna pattern and the LTE high-band antenna patterns. It is possible to overcome existing spatial limitations by applying the broadband antenna to the vehicle, and to significantly reduce the time required to manufacture and develop an existing mold.