Abstract: Disclosed is a method of obfuscating a Controller Area Network (CAN) message performed by a first computing device including a processor, the method including: obtaining a first index from a first input value corresponding to a first time point by using an index output algorithm; determining a first CAN ID of the first computing device corresponding to the first index based on a predetermined CAN ID table; and generating a first normal CAN message including the first CAN ID and first normal data.

Abstract: An intrusion detection method includes obtaining a first point cloud from a light detection and ranging (LiDAR) sensor, obtaining a first object information by applying a first perception process to the first point cloud, modifying the first point cloud to obtain a second point cloud, obtaining a second object information by applying a second perception process to the second point cloud, and providing an intrusion result based on a comparison between the first object information and the second object information.

Abstract: A method for detecting an anomaly, which is performed by a computing device including one or more processors according to some embodiments of the present disclosure may include: collecting a CAN message generated in a controller area network (CAN); generating first traffic time interval data and first payload data based on the CAN message; obtaining a first latent vector generated by inputting the first traffic time interval data into a first neural network model; obtaining a second latent vector generated by inputting the first payload data into a second neural network model; generating merged data in which the first latent vector and the second latent vector are merged; and determining whether the CAN message is anomalous by inputting the merged data into a third neural network model.

Abstract: The present disclosure relates to a wheelchair treadmill that helps a wheelchair user do an aerobic exercise by rolling driving wheels of a wheelchair in place while in the wheelchair. One embodiment of the present disclosure provides a wheelchair treadmill that supports home fitness of a wheelchair user, the wheelchair treadmill including: a footplate portion configured to assist entry or exit of a wheelchair; a roller portion which has a plurality of roller members disposed in parallel corresponding to first and second driving wheels of the wheelchair and configured to roll in a predetermined rolling direction due to rolling of each of the first and second driving wheels; a support portion coupled to one side of the footplate portion and configured to rollably support the plurality of roller members; and a brake portion rotatably coupled to the support portion and configured to stop the roller portion by being coupled to a rolling shaft of the roller members.

Abstract: Embodiments of this application provide a method for detecting anomalies of LiDAR point cloud data and related device, the method including: obtaining a first position information, wherein the first position information indicating a position of a target data point in the LiDAR point cloud data; determining a second position information corresponding to the target data point according specifications of a LiDAR sensor; determining the target data point is an anomaly point or a normal point according to the first position information and the second position information. The above-mentioned technical solution can detect the anomaly point efficiently.

Abstract: Provided are an intrusion prevention system and a method for detecting and responding to a vehicle intrusion by means of an SDN support switch installed in an in-vehicle network (IVN) and an SDN controller communicating with the SDN-enabled switch, the method in which the SDN controller receives a flow table from the SDN-enabled switch, enables an intrusion detection system (IDS) to perform intrusion detection, and updates the flow table on the basis of the intrusion detection execution result.

Abstract: The present disclosure relates to a large-scale production method of plant exosomes. The method of the present disclosure can isolate high purity plant exosomes from a large amount of raw plants, using centrifugation and TFF, which can process a large amount of plant raw materials at once. This improves a conventional isolation process of plant exosomes stayed at the laboratory level, and thereby, suggests an easy process for large-scale production.

Abstract: Disclosed is a method of extracting file feature information, the method being performed by a computing device including at least one processor, the method including: converting input data in a form of a binary file into data with a preset size; and extracting feature information of the input data from the data with the preset size. The representative drawing may be FIG. 2.

Abstract: The present disclosure relates to a wheelchair treadmill that helps a wheelchair user do an aerobic exercise by rolling driving wheels of a wheelchair in place while in the wheelchair. One embodiment of the present disclosure provides a wheelchair treadmill that supports home fitness of a wheelchair user, the wheelchair treadmill including: a footplate portion configured to assist entry or exit of a wheelchair; a roller portion which has a plurality of roller members disposed in parallel corresponding to first and second driving wheels of the wheelchair and configured to roll in a predetermined rolling direction due to rolling of each of the first and second driving wheels; a support portion coupled to one side of the footplate portion and configured to rollably support the plurality of roller members; and a brake portion rotatably coupled to the support portion and configured to stop the roller portion by being coupled to a rolling shaft of the roller members.

Abstract: A semiconductor memory device with improved performance and reliability is provided. The semiconductor memory device includes a substrate having a cell region and a peripheral region, a cell region isolation layer that separates the cell region from the peripheral region, and a plurality of cell gate structures, each including a cell gate electrode that extends in a first direction. The cell region includes a plurality of active areas that extend in a second direction different from the first direction, and are between a respective cell element isolation layer and the cell region isolation layer. Each of the active areas includes a first portion and a second portion separated by the cell gate structure, the second portion of the active area is on both sides of a respective one of the first portion of the active area. The active areas includes a normal active area and a dummy active area.

Abstract: A method of fabricating a semiconductor device may include forming an active pattern on a substrate, sequentially forming on the substrate a base mask, a first mask layer, a first capping layer, a second mask layer, a second capping layer, a third mask layer, a third capping layer, a fourth mask layer, and a fourth capping layer, forming first spacers, forming second spacers, forming third spacers, and using the third spacers as a mask to pattern the first mask layer and the first capping layer. Forming the third spacers may include forming a spacer layer to completely fill a space between the sidewalls of patterns of the patterned second mask layer.

Abstract: One embodiment of a camera module may comprise: a lens barrel; a heater arranged at the rear of the lens barrel; a connection unit, which has the heater mounted therein, is coupled to the lens barrel so as to be in close contact with the heater and is electrically connected to the heater; and a printed circuit board, which is accommodated in the connection unit, is electrically connected to the heater through the connection unit and has an image sensor mounted therein.

Abstract: A structure (140) for adhering to a surface so as to support a desired weight includes a substrate (110) and a polymer layer (120). The polymer layer (120) is mounted on the substrate (110). A plurality of flaps (142) are drawn from the polymer layer (120). Each of the plurality of flaps (142) have dimensions and a density so that when the plurality of flaps (142) are placed against the surface (400) and when a coherent shear force is applied thereto, the plurality of flaps (142) will adhere to the surface (400) with a strength sufficient to support the desired weight. Each of the plurality of flaps (142) includes a first side (210) and an opposite second side (212). At least one of the first side or the second side is meniscus shaped.

Abstract: A semiconductor device includes a substrate having a substrate groove extending in a first direction, a gate insulating layer conformally covering an inner wall of the substrate groove, a metal-containing pattern on the gate insulating layer and filling a lower portion of the substrate groove, a silicon pattern on the metal-containing pattern in the substrate groove, and a word line capping pattern on the silicon pattern in the substrate groove, wherein the silicon pattern includes a first silicon pattern covering an upper surface of the metal-containing pattern and a sidewall of the gate insulating layer and having a pattern groove formed thereon and a second silicon pattern filling the pattern groove, the first silicon pattern having a first impurity concentration, and the second silicon pattern having a second impurity concentration less than the first impurity concentration.

Abstract: The present invention relates to a method of roll-to-roll manufacturing of a 3D-patterned microstructure. Further, the present invention relates to a 3D-patterned microstructure obtained by the method. In addition, the present invention relates to a use of a 3D-patterned microstructure manufactured according to the method. Furthermore, the present invention relates to an apparatus for manufacturing a 3D-patterned microstructure, the apparatus being configured to carry out the method.

Abstract: Disclosed is a method of obfuscating a Controller Area Network (CAN) message performed by a first computing device including a processor, the method including: obtaining a first index from a first input value corresponding to a first time point by using an index output algorithm; determining a first CAN ID of the first computing device corresponding to the first index based on a predetermined CAN ID table; and generating a first normal CAN message including the first CAN ID and first normal data.

Abstract: An organic light emitting diode display device includes a substrate having an emitting area and a non-emitting area. An insulating layer is on the substrate, and the insulating layer includes a plurality of convex portions, a plurality of connecting portions and at least one wall in the emitting area. A height of the at least one wall is greater than a height of the plurality of convex portions. A first electrode is on the substream, emitting layer is on the first electrode, a second electrode is on the emitting layer. The first electrode, the emitting layer and the second electrode constitute a light emitting diode.

Abstract: Disclosed are stack structures and their fabrication methods. The method comprises providing a growth chamber with a first two-dimensional material layer, forming a defect on a surface the first two-dimensional material layer, and forming a second two-dimensional material layer on the first two-dimensional material layer. The step of forming the second two-dimensional material layer includes supplying the growth chamber with a transition metal precursor and a chalcogen precursor, and reacting the first two-dimensional material layer and the transition metal precursor with each other.